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Canon iR4570 Series Service Manual
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Canon iR4570 Series Service Manual

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Table of Contents

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Service Manual

iR4570/3570, 2870/2270 Series
Oct 8 2004
Download Free Service Manual And Resetter Printer at http://printer1.blogspot.com

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Table of Contents
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Summary of Contents for Canon iR4570 Series

  • Page 1: Service Manual

    Service Manual iR4570/3570, 2870/2270 Series Oct 8 2004 Download Free Service Manual And Resetter Printer at http://printer1.blogspot.com...
  • Page 2 Download Free Service Manual And Resetter Printer at http://printer1.blogspot.com...
  • Page 3 When changes occur in applicable products or in the contents of this manual, Canon will release technical information as the need arises. In the event of major changes in the contents of this manual over a long or short period, Canon will issue a new edition of this manual.
  • Page 4 Introduction Symbols Used This documentation uses the following symbols to indicate special information: Symbol Description Indicates an item of a non-specific nature, possibly classified as Note, Caution, or Warning. Indicates an item requiring care to avoid electric shocks. Indicates an item requiring care to avoid combustion (fire). Indicates an item prohibiting disassembly to avoid electric shocks or problems.
  • Page 5 Introduction The following rules apply throughout this Service Manual: 1. Each chapter contains sections explaining the purpose of specific functions and the relationship between electrical and mechanical systems with reference to the timing of operation. 　In the diagrams, represents the path of mechanical drive; where a signal name accompanies the symbol , the arrow indicates the direction of the electric signal.
  • Page 6 Download Free Service Manual And Resetter Printer at http://printer1.blogspot.com...

  • Page 7: Table Of Contents

    Contents Contents Chapter 1　Introduction 1.1 System Construction............................1- 1 1.1.1Overview of the System with a Delivery Accessory................... 1- 1 1.1.2Delivery Accessory System Configuration 1 ....................1- 1 1.1.3Delivery Accessory System Configuration 2 ....................1- 3 1.1.4Delivery Accessory System Configuration 3 ....................1- 5 1.1.5Pickup/Original Handling Accessories System Configuration ..............
  • Page 8 Contents 1.2.7.1 Printing Speed............................ 1- 46 1.2.7.2 Printing Speed............................ 1- 48 1.2.7.3 Types of Paper ........................... 1- 49 Chapter 2　Installation 2.1 Making Pre-Checks ............................2- 1 2.1.1Selecting the Site of Installation ......................... 2- 1 2.1.2Before Starting the Work (230V) ........................ 2- 3 2.2 Unpacking and Installation ..........................
  • Page 9 Contents 4.1 Construction ..............................4- 1 4.1.1Construction and Mechanisms ........................4- 1 4.2 Construction of the Electrical Circuitry ......................4- 3 4.2.1Main Controller PCB........................... 4- 3 4.2.2HDD ................................4- 4 4.3 Start-Up Sequence............................. 4- 7 4.3.1Overview ..............................4- 7 4.3.2Start-Up Sequence ............................4- 7 4.4 Shut-Down Sequence ............................
  • Page 10 Contents 5.2.3Basic Sequence of Operation in Response to a Press on the Start Key (ADF mode; 1 original )....5- 8 5.3 Various Control ............................... 5- 10 5.3.1 Controlling the Scanner Drive System...................... 5- 10 5.3.1.1 Outline ............................... 5- 10 5.3.1.2 Controlling the Reader Motor......................
  • Page 11 Contents 5.4.6.1 Removing the Copyboard Glass......................5- 37 5.4.6.2 Removing the ADF Reading Glass ....................5- 38 5.4.6.3 Removing the Contract Sensor Home Position Sensor ..............5- 39 5.4.7 Original Size Sensor ..........................5- 39 5.4.7.1 Removing the Reader Rear Cover..................... 5- 39 5.4.7.2 Removing the Copyboard Glass......................
  • Page 12 Contents 7.3.4Sequence of Operation (copying) ........................ 7- 8 7.3.5Sequence of Operation (last rotation) ......................7- 8 7.3.6Sequence of Operation (last rotation) ......................7- 9 7.4 Image Stabilization Control..........................7- 10 7.4.1Overview..............................7- 10 7.4.2APVC Control ............................7- 10 7.4.3ATVC Control ............................7- 11 7.5 Drum Unit ................................
  • Page 13 Contents 7.12.2.1 Removing the Front Cover Unit ...................... 7- 31 7.12.2.2 Removing the Waste Toner Case ....................7- 31 7.12.2.3 Removing the Drum Unit ........................ 7- 32 7.12.3 Hopper Assembly............................ 7- 33 7.12.3.1 Removing the Front Cover Unit ...................... 7- 33 7.12.3.2 Removing the Waste Toner Case ....................
  • Page 14 Contents 7.12.9.9 Removing the Left Cover ........................ 7- 61 7.12.9.10 Removing the Laser Unit....................... 7- 61 7.12.9.11 Removing the Hopper Assembly....................7- 62 7.12.9.12 Removing the Toner Level Sensor ....................7- 63 7.12.10 Toner Feedscrew Motor ........................7- 63 7.12.10.1 Removing the Front Cover Unit ....................7- 63 7.12.10.2 Removing the Waste Toner Case....................
  • Page 15 Contents 8.3.3.1 Door Open Jam..........................8- 25 8.4 Cassette Pick-Up Unit ............................. 8- 26 8.4.1Overview ..............................8- 26 8.4.2Basic Sequence ............................8- 27 8.4.3Identifying the Paper Size ......................... 8- 27 8.4.4Setting Up the Universal Cassette ......................8- 29 8.4.5Paper Level Sensor ............................ 8- 30 8.5 Manual Feed Pickup Unit..........................
  • Page 16 Contents 8.8.5.4 Removing the Cassette Pickup Motor 1 .................... 8- 74 8.8.6 Cassette Pick-up Motor 2 .......................... 8- 74 8.8.6.1 Removing the Rear Cover........................8- 74 8.8.6.2 Removing the Right Cover (rear) ...................... 8- 75 8.8.6.3 Removing the Pickup Motor Base ..................... 8- 75 8.8.6.4 Removing the Cassette Pickup Motor 2 ....................
  • Page 17 Contents 8.8.12.1 Removing the Right Cover (rear) ....................8- 98 8.8.12.2 Removing the Right Door ....................... 8- 98 8.8.12.3 Removing the Right Door ....................... 8- 99 8.8.12.4 Removing the Right Cover (lower front) ..................8- 100 8.8.12.5 Removing the Pickup Assembly 1 ....................8- 101 8.8.12.6 Removing the Pickup Assembly 2 ....................
  • Page 18 Contents 8.8.19.3 Removing the Main Drive Assembly .................... 8- 125 8.8.19.4 Removing the Registration Clutch....................8- 126 8.8.20 Feeding Roller ............................8- 126 8.8.20.1 Removing the Pickup Roller/Feed Roller/Separation Roller............8- 126 8.8.21 Vertical Path Roller ..........................8- 126 8.8.21.1 Removing the Right Cover (rear) ....................8- 126 8.8.21.2 Removing the Right Door......................
  • Page 19 Contents 9.1.1Specifications, Control Mechanisms, and Functions .................. 9- 1 9.1.2Major Components ............................9- 1 9.2 Basic Sequence..............................9- 3 9.2.1Power-On Sequence ............................ 9- 3 9.2.2Down Sequence ............................9- 3 9.3 Various Control Mechanisms..........................9- 4 9.3.1 Controlling the Speed of the Fixing Film ....................9- 4 9.3.1.1 Controlling the Fixing Film Speed in Response to Low Temperature..........
  • Page 20 Contents 9.5.5 Internal Delivery Sensor..........................9- 26 9.5.5.1 Removing the Inside Delivery Cover Unit ..................9- 26 9.5.5.2 Removing the Grounding Plate......................9- 26 9.5.5.3 Removing the Fixing Film Cover ...................... 9- 27 9.5.5.4 Removing the Left Side Plate ......................9- 27 9.5.5.5 Releasing the Locking Plate ......................
  • Page 21 Contents 10.5.1.3 Removing the Main Drive Assembly .................... 10- 18 10.5.2 Power Supply Unit ..........................10- 18 10.5.2.1 Removing the Rear Cover ......................10- 18 10.5.2.2 Removing the Left Cover (lower) ....................10- 19 10.5.2.3 Removing the Accessories Power Supply PCB ................10- 19 10.5.2.4 Removing the Main Power Supply....................
  • Page 22 Contents 10.5.12.6 Removing the Upper Tray ......................10- 39 10.5.12.7 Removing the Toner Cartridge Cover ..................10- 39 10.5.12.8 Removing the Pre-Exposure Lamp....................10- 40 10.5.12.9 Removing the Left Cover ......................10- 40 10.5.12.10 Removing the Laser Unit......................10- 40 10.5.12.11 Removing the Hopper Assembly....................
  • Page 23 Contents 12.3 Scheduled Servicing Basic Procedure ......................12- 5 12.3.1Scheduled Servicing for the Reader Unit ....................12- 5 12.3.2Scheduled Servicing for the Printer Unit ....................12- 5 12.3.3Scheduled Servicing Basic Procedures ....................12- 8 12.3.4Points to Note About the Scheduled Servicing ..................12- 10 12.4 Cleaning...............................
  • Page 24 Contents 14.2 Troubleshooting ............................. 14- 4 14.2.1 Image Faults ............................14- 4 14.2.1.1 Uneven Density..........................14- 4 14.2.1.2 Partially Blank/Streaked ........................14- 6 14.2.1.3 Smudged/Streaked ......................... 14- 11 14.2.1.4 Ghost/Memory ..........................14- 15 14.2.2 Malfunction ............................14- 16 14.2.2.1 No Power ............................14- 16 14.2.2.2 Noise ..............................
  • Page 25 Contents Chapter 16　Service Mode 16.1 Outline ................................16- 1 16.1.1Construction of Service Mode......................... 16- 1 16.1.2Starting Service Mode and Making Selections ..................16- 2 16.1.3Ending Service Mode ..........................16- 3 16.1.4Back-Up..............................16- 3 16.1.5Initial Screen............................16- 3 16.1.62nd/3rd Item Screen ..........................16- 4 16.1.74th Item Screen............................
  • Page 26 Contents Chapter 17　Service Tools 17.1 Special Tools ..............................17-1 17.2 Oils and Solvents ............................17-2 Download Free Service Manual And Resetter Printer at http://printer1.blogspot.com...

  • Page 27: Chapter 1　Introduction

    Chapter 1　Introduction Download Free Service Manual And Resetter Printer at http://printer1.blogspot.com...
  • Page 28 Download Free Service Manual And Resetter Printer at http://printer1.blogspot.com...
  • Page 29 Contents Contents 1.1 System Construction............................1-1 1.1.1 Overview of the System with a Delivery Accessory................... 1-1 1.1.2 Delivery Accessory System Configuration 1 ....................1-1 1.1.3 Delivery Accessory System Configuration 2 ....................1-3 1.1.4 Delivery Accessory System Configuration 3 ....................1-5 1.1.5 Pickup/Original Handling Accessories System Configuration ..............
  • Page 30 Contents 1.2.7.3 Types of Paper ............................ 1-49 Download Free Service Manual And Resetter Printer at http://printer1.blogspot.com...

  • Page 31: System Construction

    Chapter 1 1.1 System Construction 1.1.1 Overview of the System with a Delivery Accessory 0006-6215 iR2270 / iR2870 / iR3570 / iR4570 The system may include a delivery accessory that may enable any of the following three: - if a large volume of delivery processing or multiple types of delivery processing (e.g., stapling, punching) is needed: delivery accessory system configuration 1 - if delivery processing is limited to stapling/punching: delivery accessory system configuration 2 - if delivery processing is limited to 3-way delivery: delivery accessory system configuration 3...
  • Page 32 [6a] [3a] [1a] [5a] [4a] [2a] F-1-1 T-1-1 [1]Finisher-Q3 [1a]Installation Procedure - Installation of the Finisher-Q3 - Installation of the Buffer Path Unit [4] [2]Saddle Finisher-Q4 [2a]Installation Procedure - Installation of the Finisher-Q4 - Installation of the Buffer Path Unit [4] [3]Punch Unit-L1/M1/N1/P1 [3a]Installation Procedure - Installation of the Punch Unit-L1/M1/N1/P1...

  • Page 33: 3Delivery Accessory System Configuration 2

    Chapter 1 [6]Accessories Power Supply-P2 [6a]Installation Procedure (needed when installing [1] - Installation of the Accessories Power through [4]; standard with 120/ Supply-P2 230V model) The following shows the functions that the system will provide and the accessories that will be needed: T-1-2 Function provided Accessory needed...
  • Page 34 Chapter 1 　 230V: iR4570, iR3570 [4a] [3a] [6a] [2a] [5a] [1a] F-1-2 T-1-5 [1]Finisher-S1 [1a]Installation Procedure - Installation of the Finisher-S1 [2]3 Way Unit-A1 [2a]Installation Procedure - Installation of the 3 Way Unit-A1 [3]Copy Tray-J1 [3a]Installation Procedure - Installation of the Copy Tray-J1 [4]Accessories Power Supply-P2 [4a]Installation Procedure (needed when installing [1];...

  • Page 35: 4Delivery Accessory System Configuration 3

    Chapter 1 T-1-6 Function provided Accessory needed - 2-way delivery Finisher-S1 - stapling Accessories Power Supply-P2 3 Way Unit-A1 Copy Tray-J1 T-1-7 Function provided Accessory needed - 3-way delivery Finisher-S1 - stapling Accessories Power Supply-P2 3 Way Unit-A1 Finisher Additional Tray-B1 Copy Tray-J1 T-1-8 Function provided...

  • Page 36: 5Pickup/Original Handling Accessories System Configuration

    Chapter 1 　 [3a] [2a] [1a] F-1-3 T-1-9 [1]Inner 2-Way Tray-D1 [1a]Installation Procedure - Installation of the Inner 2-Way Tray-D1 [2]3 Way Unit-A1 (powered by [2a]Installation Procedure the printer unit, not requiring - Installation of the 3 Way Unit-A1 the Accessories Power Supply- [3]Copy Tray-J1 [3a]Installation Procedure 　Installation of the Copy Tray-J1...
  • Page 37 [10] [10a] [1a] [9a] [4a] [8a] [6a] F-1-4 T-1-10 [1]DADF-N1 [1a]Installation Procedure - Installation of the DADF-N1 [2]Platen Cover Type-H [3]Original Holder-J1 [3a]Installation Procedure - Installation of the Original Holder-J1 [4]Side Paper Deck-Q1 [4a]Installation Procedure - Installation of the Side Paper Deck-Q1 [5]Card Reader-C1, Card Reader Mounting Kit-B1...

  • Page 38: 6Reader Heater System Configuration

    Chapter 1 　 [6]2-Cassette Pedestal-Y2 [6a]Installation Procedure - Installation of the 2-Cassette Pedestal-Y2 [7]Envelope Cassette-C1 (100V) [8]Envelope Cassette Attachment-C1 [8a]Installation Procedure (115/200V) - Installation of the Envelope Cassette Attachment-C1 [9]Accessories Power Supply-P2 [9a]Installation Procedure (required when installing the Side - Installation of the Accessories Power Paper Deck Q1 [4];...

  • Page 39: 7Cassette Heater System Configuration 1

    Chapter 1 [2a]Installation Procedure - Installation of the Heater PCB-C1 - Installation of the Cassette Heater Unit-29 　(installation to the printer unit) - Installation of the Reader Heater Unit-B1 1.1.7 Cassette Heater System Configuration 1 0006-6261 iR2270 / iR2870 / iR3570 / iR4570 The following shows a typical system configuration: [2a] F-1-6...

  • Page 40: 8Cassette Heater System Configuration 2

    Chapter 1 　 1.1.8 Cassette Heater System Configuration 2 0006-6262 iR2270 / iR2870 / iR3570 / iR4570 The following shows a typical system configuration: [1a] [3a] F-1-7 T-1-13 [1]Heater PCB-C1 [1a]Installation Procedure - Installation of the Heater PCB-C1 - Installation of the Cassette Heater Unit-29 　(installation to the printer unit) - Installation of the Reader Heater Unit-B1 [2]Cassette Heater Unit-29...

  • Page 41: 9Side Deck Heater System Configuration

    Chapter 1 1.1.9 Side Deck Heater System Configuration 0006-6264 iR2270 / iR2870 / iR3570 / iR4570 The following shows a typical System configuration: [1a] [3a] [2a] F-1-8 T-1-14 [1]Heater PCB-C1 [1a]Installation Procedure - Installation of the Heater PCB-C1　 - Installation of the Cassette Heater Unit-29 　(installation to the printer unit) - Installation of the Reader Heater Unit-B1 [2]Cassette Heater Unit-25...

  • Page 42: 10Printing/Transmitting Accessories System Configuration

    Chapter 1 　 [3a]Installation Procedure - Installation of the Cassette Heater Mounting Kit-B1 - Installation of the Cassette Heater Unit-25 - Installation of the Cassette Heater Unit-29 (installation to the cassette pedestal) 1.1.10 Printing/Transmitting Accessories System Configuration 0006-6265 iR2270 / iR2870 / iR3570 / iR4570 The following is a diagram of the system configuration: [10] [11]...

  • Page 43: 11List Of Print Transmission Optional Functions

    Chapter 1 [9] Multi FAX Board-D1 (for 120 V model) [10] Univrsal Send Kit -B1 (License) [11] Universal Send PDF Enhancement Kit-B1 (License: for 120 V model) [12] Universal Send PDF Encryption Kit-B1 (License: for 230 V model) [13] Universal Send Searchable PDF Kit-A1 (License: for 230 V model) 1.1.11 List of Print Transmission Optional Functions 0006-6266 iR2270 / iR2870 / iR3570 / iR4570...
  • Page 44 UFR II/PCL print ==> Printer Kit-E2 (H BootROM) function iR256MB Expansion RAM-B1 UFR II/PCL/PS print ==> Multi-PDL Printer Kit-E1 (N BootROM) function iR256MB Expansion RAM-B1 Send function ==> Univrsal Send Kit -B1 Fax function (1-line) ==> Super G3 Fax Board-Q1 MEAP function (C boot) ==>...

  • Page 45: Product Specifications

    Chapter 1 1.2 Product Specifications 1.2.1 Names of Parts 1.2.1.1 Names of Parts 0007-2860 iR2270 / iR2870 / iR3570 / iR4570 [18] [17] [16] [15] [10] [14] [11] [13] [12] F-1-10 [1] ADF reading glass retainer [2] DADF [3] Reader cover (front) [4] Control panel [5] Support cover (right) [6] Support cover...

  • Page 46: Cross Section

    Chapter 1 　 [19] [20] [21] [29] [22] [28] [23] [27] [26] [25] [24] F-1-11 [19] Reader over (right) [20] Copyboard glass [21] Reader cover (rear) [22] Face over (iR3570,4570) [23] Rear cover [24] Right cover (rear) [25] Manual feed pickup tray [26] Right cover (lower front) [27] Right door unit [28] Delivery cover...
  • Page 47 Chapter 1 [1] [2] [10] [11] [29] [12] [13] [28] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24] [26] [25] [27] F-1-12 iR3570 / iR4570 model 1-17...
  • Page 48 [1] [2] [10] [11] [29] [12] [13] [28] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24] [26] [25] [27] F-1-13 T-1-17 CIS unit [16] Manual feed pickup roller ADF reading glass [17] Pickup roller (cassette 1) Copyboard glass [18] Vertical path roller 1 Toner bottle...

  • Page 49: Using The Machine

    Chapter 1 [11] Duplex feed roller 1 [26] Developing assembly [12] Photosensitive drum [27] Laser scanner unit [13] Duplex feed roller 2 [28] Dust-blocking sheet [14] Transfer roller [29] Sub hopper assembly [15] Registration roller 1.2.2 Using the Machine 1.2.2.1 Turning On the Power Switch 0007-3138 iR2270 / iR2870 / iR3570 / iR4570 The machine possesses 2 switches: main power switch and control panel power switch.

  • Page 50: When Turning Off The Main Power Switch

    Chapter 1 　 [2]Main power lamp [3]Main power switch Do not turn off the main power while the progress bar is displayed, indicating that the HDD is being accessed. Otherwise, the HDD can suffer a fault (E602). F-1-15 1.2.2.2 When Turning Off the Main Power Switch 0007-3160 iR2270 / iR2870 / iR3570 / iR4570 Be sure always to turn off the control panel power switch before turning off the main power switch...
  • Page 51 Chapter 1 Start/Memory Error Main Power F-1-16 At Time of Downloading Do not turn off the main power switch while downloading is under way. Otherwise, the machine may not be able to operate normally. 1-21...

  • Page 52: Control Panel

    Chapter 1 　 F-1-17 1.2.2.3 Control Panel 0007-3163 iR2270 / iR2870 / iR3570 / iR4570 ON/OFF 1 2 3 Additional Function Display Contrast Clear Start/Memory Error Main Power [15] [14] [13] [12] [11] [10] F-1-18 1-22...

  • Page 53: User Mode Items

    Chapter 1 T-1-18 [1] Reset key [9] Execute/Memory lamp [2] Keypad [10] Clear key [3] Control panel power switch [11] ID key [4] Counter Check key [12] Image contrast adjustment dial [5] Stop key [13] User Mode key [6] Start key [14] Help key [7] Main power lamp [15] Touch panel...
  • Page 54 Mode Description job end sound: *ON/OFF indicate paper level message *ON/OFF inch input ON/*OFF (if US, *on) enable/disable auto cassette copy/printer/Box, other (manual feed: ON/*OFF + cassette: *ON/ select OFF; manual feed not applicable to printer) consider copy/paper type: ON/*OFF (toggle) register envelope cassette ENV.1/ENV.2 default: env1/COM10/env2 COM10...
  • Page 55 Mode Description - w/ inner tray + No. 3 tray tray A: host middle tray (lower) tray B: host middle tray (upper) tray C: No. 3 tray tray A: *copy*Box/printer/receive/fax/other tray B: copy/Box/*printer/receive/fax/other tray C: copy/Box/printer/receive/*fax/*other fine setup for receive/fax tray A: receive/fax 1/fax 2 tray B: receive/fax 1/fax 2 tray C: *receive/*fax 1/*fax 2...
  • Page 56 Mode Description - Finisher-S1 + option tray + No. 3 tray tray A: finisher optional tray tray B: finisher output tray tray C: No. 3 tray tray A: *copy/*Box/printer/receive/fax/other tray B: copy/Box/*printer/receive/fax/other tray C: copy/Box/printer/receive/*fax/*other fine tune for fax/fax tray A: fax/fax 1/fax 2 tray B: receive/fax 1/fax 2 tray C: *receive/*fax 1/*fax 2 - w/ Fisher-Q3/Q4...
  • Page 57 Mode Description Box: 1/2/*3 receive/fax: 1/2/*3 other: 1/2/*3 register form for image register: original size; full merge; see-through merge (20, *50, merge 90%); form name (up to 24 characters); form read delete delete check copy: select source of paper: print start detail info: indicate detailed information, change form name register page/stamp register/edit: character string (up to 16)

  • Page 58: Setting The Time

    Chapter 1 　 1.2.3.2 Setting the Time 0007-3165 iR2270 / iR2870 / iR3570 / iR4570 *Factory settings. T-1-20 Mode Description set time (fine) in 1-min increments (using +/-) set auto sleep time 10, 15, 20, 30, 40, 50 min; *1 hr; 90 min, 2, 3, 4 hr auto reset time 0: disable;...

  • Page 59: System Control Settings

    Chapter 1 T-1-22 Mode Description transmit (setup)*** transmission results report: *only if error/ON/OFF show transmission original: *ON/OFF show transmission original for coded PDF: ON/*OFF communication control report print automatically at 100 communications: print at specified time: ON/*OFF　 set time: *00:00 to 23:59 separate transmission and reception: ON/*OFF (toggle) fax (settings)*** fax transmission result report: *only if error/ON/OFF...
  • Page 60 Chapter 1 　 ***If iR5570, iR3570, iR2870, or iR2270, indicated in the presence of a specific accessory (if model F, standard). T-1-23 Mode Description set system system administrator group ID: 7 characters max administrator info system administration ID: set (7 characters) system administrator name: 32 bytes mail address: 64 bytes contact: 32 bytes...
  • Page 61 Mode Description memory reception end time***: everyday/day of week/*none enable/disable *ON/OFF remote UI use SSL: ON/OFF limit addresses*** address book ID No.: 7 characters max. address book access No. control: ON/*OFF limit new addresses: ON/*OFF set device info device name: 32 characters installation site: 32 characters transfer setup*** reception method, conditions ON/OFF, register, register transfer without...

  • Page 62: Copy Settings

    Chapter 1 　 Mode Description recover data: user mode settings, group ID, address book limit reception by function: user mode setting: ON/*OFF group ID: ON/*OFF address book: ON/*OFF distribution/reception history: detail info 1.2.3.6 Copy Settings 0007-3169 iR2270 / iR2870 / iR3570 / iR4570 *Factory settings.
  • Page 63 T-1-25 Mode Description set common register source name***: 01 to 99; register/edit (24 characters max.), delete communicatio register user abbreviation***: 24 characters max. ns settings permit non-ASCII code for FTP**: delete error file***: (*ON/OFF) transfer error processing (always print/save/print/*off) film photo mode***: OFF (ON/*OFF) number of retries***: *3 times (0 to 5 times) change standard mode for transmission function***: read mode: black-and-white machine default :...
  • Page 64 Mode Description image reduction image reduction: (*ON/OFF) 　reduction mode: *auto mode/fixed mode rate of reduction in fixed mode: E210to: 75% to 97% (in 1% increments)/*90% direction of reduction: vertical and horizontal, *vertical only 2-on-1 record: (ON/*OFF) reception info record: add/*do not add set fax basic register user telephone No.***: settings...

  • Page 65: Box Settings

    Chapter 1 Mode Description remote reception: on (remote reception ID: 00 to 99, 25)/*OFF auto reception switch-over: on (length of ring: 1 to n sec)/*OFF source record (G4): *add/do not add 　source record position: inside image/*outside image set fax register user telephone No.: 20 characters max. expansion line register user abbreviation: 24 characters max.
  • Page 66 Chapter 1 　 *Factory settings. **Indicated in the presence of a specific accessory. T-1-27 Mode Description settings number of copies: 1 to 9999 (*1) duplex: duplex/*simplex pickup default paper size: *A4 (additional 12 possible) default paper type: plain (additional 8 possible) paper size replacement: replace/*do not replace adjust print super smooth: *use/do not use...

  • Page 67: Address Book Settings

    Chapter 1 Mode Description auto switchover** LIPS: *enable/disable ESC-P: *enable/disable 15577: *enable/disable HP-GL: *enable/disable connection recognition: *enable/disable printer settings rest: yes/no 1.2.3.10 Address Book Settings 0007-3173 iR2270 / iR2870 / iR3570 / iR4570 *Factory settings. *If iR4570, iR3570, iR2870, or iR2270, indicated in the presence of a specific accessory (if model F, standard). T-1-28 Mode Description...
  • Page 68 Mode Description i-fax (target register name: 24 characters registration) register name: 24 superscript characters select mode: *Simple/Full i-fax address: 128 characters server route: ON/*OFF fixed sentence 1: 40 characters fixed sentence 2: 16 characters fine settings 　paper size: A4/LTR+ B4,A3/11x17 　compression method: MH+ MR/MMR 　resolution: 200x100dpi,200x200dpi+200x400dpi/300x300dpi/400x400dpi/ 600x600dpi...

  • Page 69: Maintenance By The User

    Chapter 1 Mode Description register target simplified search (server) server to search: select from pull-down menu (LDAP server already registered) (register target) (search condition): name: 128 characters e-mail: 128 characters fax: 128 characters fine search server to search: select from pull-down menu (LDAP server already registered) search conditions): *name/email/fax/organization/organization-based *including next/not including next/identical to next/not identical to next/starts with next/ends with next...

  • Page 70: Inspection

    Chapter 1 　 F-1-19 F-1-20 1.2.4.2 Inspection 0007-4603 iR2270 / iR2870 / iR3570 / iR4570 - Checking the Operation of the Leakage Breaker Advise the user to check the leakage breaker once or twice a month on a regular basis. Be sure also to ask the user to keep a record of checks.
  • Page 71 Chapter 1 F-1-21 4) Turn off the main power switch. 5) Shift the breaker switch [1] back to the ON position. F-1-22 If the breaker switch has stopped between ON and OFF, be sure to shift it to OFF first and then back to ON. F-1-23 1-41...

  • Page 72: Safety

    Chapter 1 　 F-1-24 6) Turn on the main power switch. 1.2.5 Safety 1.2.5.1 Safety of the Laser Light 0007-3174 iR2270 / iR2870 / iR3570 / iR4570 Laser light can prove to be hazardous to the human body. The machine's laser unit is fully enclosed in a protective housing and external covers so that its light will not escape outside as long as the machine is used normally.

  • Page 73: Handling The Laser Unit

    Chapter 1 A different description may be used for a different product. 1.2.5.3 Handling the Laser Unit 0007-3176 iR2270 / iR2870 / iR3570 / iR4570 If you must service the area around the machine's laser unit, be sure to take full care to avoid exposure to laser light: do not insert a tool (e.g., screwdriver or those with a high reflectance) into the laser path;...

  • Page 74: Product Specifications

    Chapter 1 　 Toner on Clothing or Skin 1. If your clothing or skin has come into contact with toner, wipe it off with tissue; then, wash it off with water. 2. Do not use warm water, which will cause the toner to jell and fuse permanently with the fibers of the cloth. 3.
  • Page 75 Image margin (trailing B4 or smaller: 2.5 +1.1, -1.7 mm; B4 or larger: 3.5 edge) +0.6, -2.8 mm; free-side: 5.5 +1.5, -45. mm (single- sided), 0.5 mm or more (double-sided) Image margin (left/ left edge: 2.5 +1.5 mm (single-sided), 2.5 mm +2.0 right) (double-sided);...

  • Page 76: Function List

    Chapter 1 　 Operating environment 25% to 75% (humidity range) Operating environment 0.6 to 1.0 atm (atmospheric pressure) Noise iR 2270, iR2870: standby, 40 dB; in operation, 66 dB iR 3870, iR4570: standby, 50 dB; in operation, 71 dB Power supply rating 100/120/230 V Power consumption 1350 W or less...
  • Page 77 T-1-29 Single-sided Auto duplexing Paper size cassette feed manual feed cassette feed manual feed Plain 28[22] 25[22] paper 17/14 17/14 27[22] 25[22] 17/14 17/14 17/14 17/14 24/13 STMTR 17/14 17/14 28[22] 25[22] LTRR 17/14 17/14 free Heavy paper 23[22] STMTR 25[22] LTRR Postcard...

  • Page 78: Printing Speed

    Chapter 1 　 Single-sided Auto duplexing Paper size cassette feed manual feed cassette feed manual feed Envelope Monarch 10/6 COM10 10/6 ISO-B5 10/6 ISO-C5 10/6 10/6 YOGATA No.4 10/6 1.2.7.2 Printing Speed 0007-7696 iR3570 / iR4570 Max/Min (max when the machine has fully cooled) A value in brackets [ ] represents the iR3570.

  • Page 79: Types Of Paper

    Chapter 1 Single-sided Auto duplexing Paper cassette feed manual feed cassette feed manual feed size dlvry dlvry dlvry dlvry dlvry dlvry dlvry dlvry Heavy paper STMTR LTRR Post- card 18/10 free Envelop Monarc 12/8 COM10 12/8 ISO-B5 12/8 ISO-C5 12/8 12/9 yogata NO.4...
  • Page 80 T-1-31 Source Type Size Manual Side Paper Cassette feed tray Deck-Q1 Plain paper, eco A3, B4, A4R, LDR, LGL, paper, recycled paper LTRR, B5, EXE, A5R, STMTR, B5R A4, LTR Special Heavy A3, B4, A4R, LDR, LGL, paper paper LTRR, B5, EXE, A5R, STMTR, B5R, A4, LTR A4, LTR Postcard...

  • Page 81: Chapter 2　Installation

    Chapter 2　Installation...
  • Page 83 Contents Contents 2.1 Making Pre-Checks ............................2-1 2.1.1 Selecting the Site of Installation ......................... 2-1 2.1.2 Before Starting the Work (230V) ........................ 2-3 2.2 Unpacking and Installation..........................2-8 2.2.1 Unpacking and Removing the Packaging Materials ................... 2-8 2.2.2 Installing the Toner Bottle......................... 2-10 2.2.3 Installing the Drum Unit..........................

  • Page 85: Making Pre-Checks

    Chapter 2 2.1 Making Pre-Checks 2.1.1 Selecting the Site of Installation 0007-4754 iR2270 / iR2870 / iR3570 / iR4570 Select the site of installation against the following requirements; if possible, visit the user's before delivery of the machine: 1) There must be a power outlet properly grounded and rated as indicated (+, -10%) for exclusive use by the machine. 2) The environment of the room must be as indicated in the following diagram, and the machine must not be installed near a water faucet, water boiler, humidifier, or refrigerator: Humidity (%RH)
  • Page 86 Chapter 2 　 100 mm min. 1,035 mm F-2-2 - Without a DADF-N1, Finisher S1, and Side Paper Deck-Q1 Installed 100 mm min. 1,228 mm 1,371 mm 182 mm 1,553 mm F-2-3 - With a DADF-N1, Side Paper Deck-Q1, Saddle Finisher-Q4, Buffer Path Unit-E1, and Puncher Unit-L1/M1/N1/ P1 Installed 100 mm min.

  • Page 87: Before Starting The Work (230V)

    Chapter 2 2.1.2 Before Starting the Work (230V) 0008-3400 iR2270 / iR2870 / iR3570 / iR4570 1-1 Points to Make Before Installation Be sure to go through the following before starting the work: 1) If you are installing the machine after moving it from a cold to warm location, be sure to leave the machine unpacked for at least 2 hours so that the machine is fully used to the site temperature, thus avoiding image faults caused by condensation.
  • Page 88 F-2-5 T-2-1 Drum unit Dial label Toner bottle (230V CA model only) [10] Size label(small) (ADF standard model only) Lower right cover [11] Shut-Down Warning 2pc* Label Adjusting screw [12] Toner Bottle Warning Label covering rubber [13] Stamp (DADF standard model only)
  • Page 89 Chapter 2 Service book case [14] Power Cable Reversing Guide(iR3570 / 4570 [15] Ferrite core model only) Cassette size label *230V CA mode --- 1pc Check the documentation and CD against the following table: T-2-2 - 230V EUR model Operators manual: Users Guide Operators manual CD-ROM MEAP Admin.CD-ROM T-2-3...
  • Page 90 Chapter 2 　 [18] [17] [16] [15] [10] [14] [11] [13] [12] F-2-6 [1] ADF reading glass retainer [2] DADF (Option) [3] Reader cover (front) [4] Control panel [5] Support cover (right) [6] Support cover [7] Delivery tray right cover [8] Delivery tray [9] Inside right cover [10] Front cover unit...
  • Page 91 Chapter 2 [19] [20] [21] [29] [22] [28] [23] [27] [26] [25] [24] F-2-7 [19] Reader over (right) [20] Copyboard glass [21] Reader cover (rear) [22] Face over [23] Rear cover [24] Right cover (rear) [25] Manual feed pickup tray [26] Right cover (lower front) [27] Right door unit [28] Delivery cover...

  • Page 92: Unpacking And Installation

    Chapter 2 　 Unpacking Installation 2.2.1 Unpacking Removing the Packaging Materials 0006-6724 iR2270 / iR2870 / iR3570 / iR4570 F-2-9 1) Unpack and remove the plastic bags. - When installing a pedestal to the copier at the same 4) Close the right door of the pedestal (in the case of time, unpack it in the same way.

  • Page 93: 2Installing The Toner Bottle

    Chapter 2 1) Open the front cover [1]. F-2-11 F-2-13 9) Remove the fixing assembly release cover [1]. Reference 2) Lift the lock lever [1]. To facilitate the work, try detaching it from the front top [2] of the fixing assembly release cover [1] in the direction of the arrow.

  • Page 94: 3Installing The Drum Unit

    Chapter 2 　 F-2-18 F-2-16 2) Remove the waste toner box [1]. 5) Push down the lock lever [1] so that the toner bottle is secured. F-2-19 F-2-17 3) Open the right door [1]. Be sure to shift down the locking lever until it is fully horizontal;...
  • Page 95 Chapter 2 F-2-24 F-2-21 7) Remove the package of the drum unit, which is 5) Turn the developing assembly pressure lever [1] to provided with the product, and remove the two the left and release the pressure. drum pressure release blocks [1]. F-2-25 F-2-22 6) Remove the one screw [1] and take out the dummy...
  • Page 96 Chapter 2 　 10) Push down the developing assembly pressure lever [1] and apply pressure. F-2-26 F-2-29 Be careful where you hold the drum unit. 11) Secure the developing assembly pressure lever with the one screw [1]. F-2-30 12) Close the right door. 13) Mount the waste toner box [1].
  • Page 97 Chapter 2 After attaching the waste toner receptacle, move the waste toner full detection lever [1] up and down to make sure that the lever is moved smoothly. Faulty detection may be resulted if the lever is caught in something and is not moved smoothly. F-2-34 2) While matching the top [4] of the front cover unit against the machine, fit the lower left claw [2] of the...

  • Page 98: 4Securing The Copier Main Unit

    Chapter 2 　 until the screw legs touch the bottom slightly. F-2-38 F-2-36 2) Check if the machine wobbles while it is lying on the desk or the floor, and tighten the adjusting 15) Close the front cover [1]. screws if necessary. - When it wobbles in the direction shown by the arrow A, tighten the screw at the right side in the above picture.

  • Page 99: 5Connecting The Cable

    Chapter 2 2.2.5 Connecting the Cable 0007-5059 iR2270 / iR2870 / iR3570 / iR4570 2.2.6 Stirring Toner 0007-5062 1) If you are installing a cassette pedestal, remove the iR2270 / iR2870 / iR3570 / iR4570 lattice connector cover, and fit the lattice connector [1] of the cassette pedestal to the machine.

  • Page 100: 8Apvc Correction Of The Drum

    Chapter 2 　 F-2-43 7) Place sheets in the cassette, and then push the cassette into the machine. F-2-41 8) Do the same operation to the other cassette. 9) If a cassette pedestal is installed, make the cassette 4) Hold the lever [1] of the side guide plate, and set the settings in reference to the installation procedure of side guide plate to the appropriate size.

  • Page 101: Adjusting The Image Position

    Chapter 2 4) Take out the cassettes 1 and 2. 5) Check the position of the index [1] on the adjusting plate. 2.2.9 Adjusting the Image Position 0008-2475 iR2270 / iR2870 / iR3570 / iR4570 - Adjusting the Margin (1st side; mechanical) 1) Using the cassettes 1 and 2 and the manual feeder as the source of paper, make copies, and check to be sure that the left margin L1 is 2.5 +/-1.5 mm.
  • Page 102 Chapter 2 　 F-2-50 F-2-48 image image F-2-51 F-2-49 [1]Paper feed direction [1]Paper feed direction 8) Tighten the fixing screw. 9) Tighten the fixing screw. 9) Fit the cassette 2 back in. 10) Fit the cassette 1 back in. 10) Make a copy, and check to see that the left margin 11) Make a copy, and check to be sure that the left of the image on paper picked up from the cassette 2 margin of the image on paper picked up from the...
  • Page 103 Chapter 2 image F-2-54 [1]Paper feed direction 3) If not as indicated, change the small paper 2nd side horizontal registration setting. small paper: service mode F-2-52 COPIER>ADJUST>FEED-ADJ>ADJ-REF An increase of '1' will increase the left margin of the image by 0.1 mm. 4) Enter the new value (obtained as the result of the image foregoing adjustment) as the large paper 2nd side...
  • Page 104 Chapter 2 　 not, be sure to make the following adjustments attached. - Inside the machine (Inner side of the front cover) 1) Make the following in service mode: COPIER - Locations where the louver is blocked. >ADJUST >FEED-ADJ >REGIST. - Locations where the grips are blocked.

  • Page 105: If Not Connected To A Network

    Chapter 2 - Toner Bottle Warning Label 1) Open the front cover [1]. F-2-62 F-2-60 When installing the machine newly or when replacing the harness, be sure not to leave behind 2) Attach the Toner Bottle warning label [1] of the the ferrite core.
  • Page 106 system setup>network>Ethernet driver setup>auto detect...

  • Page 107: Checking The Connection To The Network

    Chapter 2 2.3 Checking the Connection to the Network 2.3.1 Overview 0007-5605 iR2270 / iR2870 / iR3570 / iR4570 The instructions that follow apply only when the machine is connected to a network. If the user's network environment is based on TCP/IP, use the PING function to make sure that the network settings are correct.
  • Page 108 2) Ask the system administrator for the appropriate remote host address. 3) Enter the remote host address for PING. 4) If the result is 'OK', the connection to the network is correct. 5) If the result is 'NG', the connection to the network is not correct; start the following troubleshooting work:...

  • Page 109: Troubleshooting The Network

    Chapter 2 2.4 Troubleshooting the Network 2.4.1 Overview 0007-5609 iR2270 / iR2870 / iR3570 / iR4570 The instructions that follow apply only when the machine is connected to a network. If an attempt to connect to the network fails, the following may be suspected: a.the connection between the machine and the network is faulty.

  • Page 110: Checking The Images/Operations

    Chapter 2 　 2.5 Checking the Images/Operations 2.5.1 Checking the Image Quality and Operation 0007-5619 iR2270 / iR2870 / iR3570 / iR4570 1) Place the Test Chart on the copyboard glass, and make copies using the individual cassettes as the source of paper; then, check the output images.

  • Page 111: Installing The Card Reader

    Chapter 2 2.6 Installing the Card Reader 2.6.1 Points to Note 0007-2705 iR2270 / iR2870 The card reader must be used in combination with the Card Reader Mounting Kit-B1. 2.6.2 Checking the Contents 0007-2707 iR2270 / iR2870 <Card Reader-C1> T-2-4 Card Reader-C1 1 pc.

  • Page 112: 3Installation Procedure

    Chapter 2 　 T-2-5 Card reader base 1 pc. Relay harness 1 pc. TP screw (M4x25) 1 pc. TP screw (M4x8) 1 pc. Toothed washer 2 pc. F-2-67 2.6.3 Installation Procedure 0007-2709 iR2270 / iR2870 When you have installed the Card Reader-C1, make the following selections, COPIER> FUNCTION> INSTALL> CARD, and enter the card number you will be using;...
  • Page 113 Chapter 2 F-2-68 1) Open the pedestal right door [1]. (if equipped with a Cassette Feeding Unit-Y2) 2) Open the lower right cover [2]. 3) Remove the 5 screws [3], and detach the right cover (rear) [4]. F-2-69 4) Remove the face plate [2] from the right cover (rear) [1] using nippers. 2-29...
  • Page 114 Chapter 2 　 F-2-70 5) Connect the relay cable [1] to the connector of the host machine. F-2-71 6) Mount the rear right cover using 4 screws. 7) Mount the card reader [1] and the card reader base [2] using the included TP screw (M4x8) [4]. Be sure to use the washer [3] when doing so.
  • Page 115 Chapter 2 F-2-73 9) Connect the cable [1] of the machine and the relay cable [2] of the card reader. F-2-74 10) While making sure that the harness will not be trapped, mount the card reader [1] using a TP screw (4x25) [3] fitted with a washer [2].

  • Page 116: Installation In A Netspot Accountant (Nsa) Environment

    Chapter 2 　 enter the appropriate card number (1 to 2001). -Use the number that is the lowest of all the numbers that the user will be using. -As many as 1000 cards may be used starting with the number entered. 13) Turn off the control panel power switch.

  • Page 117: Installing The Ne Controller

    Chapter 2 2.7 Installing the NE Controller 2.7.1 Installing the NE Controller-A1 0007-5625 iR2270 / iR2870 / iR3570 / iR4570 When installing the NE Controller-A1 to its host machine, take note of the following: 1. be sure to perform the work in compliance with the laws and regulations of the country in question. 2.
  • Page 118 Chapter 2 　 F-2-78 4) Connect the cable [1] to the connector [2] of the host machine (intended for an NE controller). F-2-79 5) Secure the controller [1] to the host machine's rear cover using 4 screws [2]. F-2-80 6) Take up the slack from the cable connecting the host machine and the controller; bundle the excess length on the controller side, and fix it in place using a harness guide [1].
  • Page 119 Chapter 2 F-2-81 7) Shift bit 4 of the DIP switch [1] (SW2-4) found on the PCB of the controller to ON (so that the communication mode between the host machine and the controller will be IPC). LED1 LED2 LED3 BAT1 LED5 LED6...
  • Page 120 Chapter 2 　 If IC6 [1] is not found, you need not mount any. If you are mounting a ROM (IC6) [1] or replacing it for upgrading the connector, be sure to shift bit 7 of the DIP switch [2] (SW2-7) to ON. 9) Set the bits of the DIP switch [1] (SW3) on the PCB as indicated in the table.
  • Page 121 Chapter 2 10) Connect the power supply unit to the power outlet, and check to see that LED1 [1] (green) on the PCB goes on. LED1 LED2 LED3 BAT1 LED5 LED6 LED4 F-2-85 11) Execute RAM initialization. Set the bits of the DIP switch [1] (SW-2) on the PC as indicated in the table; then, press the push switch [2]. A press on the push switch [2] (SW4) will causes LED5 [3] (red) to go on.
  • Page 122 Chapter 2 　 LED1 LED2 LED3 BAT1 LED5 LED6 LED4 F-2-86 12) After making sure that LED5 [3] (red) has gone on, set the bits of the DIP switch [1] (SW2) on the PCB as indicated in the table; then, press the push switch [2] (SW4). A press on the push switch [2] (SW4) will cause LED5 [3] (red) to go off, indicating that the RAM has been initialized.
  • Page 123 Chapter 2 LED1 LED2 LED3 BAT1 LED5 LED6 LED4 F-2-87 13) Shift bit 6 of the DIP switch [1] (SW2-6) on the PCB to OFF. LED1 LED2 LED3 BAT1 LED5 LED6 LED4 F-2-88 14) Connect the telephone line to the controller. If you are using the controller on its own, connect the modular jack cable to the connector [1] (LINE) of the controller.
  • Page 124 Chapter 2 　 LED1 LED2 LED3 BAT1 LED5 LED6 LED4 F-2-89 15) Call the service station, and ask for initial settings for the controller. (When a call comes in, LED 4 [1] (red) will start to flash.) LED1 LED2 LED3 BAT1 LED5 LED6...
  • Page 125 Chapter 2 LED1 LED2 LED3 BAT1 LED5 LED6 LED4 F-2-91 18) Check to make sure that the communication between the host machine and the controller is correct. Connect the power plug of the host machine, and turn on its power switch to see that LED2 [1] (orange) flashes. LED1 LED2 LED3 BAT1 LED5...
  • Page 126 F-2-94...

  • Page 127: Chapter 3　Basic Operation

    Chapter 3　Basic Operation...
  • Page 129 Contents Contents 3.1 Construction ............................... 3-1 3.1.1 Functional Construction ..........................3-1 3.1.2 Major PCB Wiring diagram ........................3-2 3.2 Basic Sequence..............................3-5 3.2.1 Basic Sequence of Operation at Power-On ....................3-5...

  • Page 131: Construction

    Chapter 3 3.1 Construction 3.1.1 Functional Construction 0008-0985 iR2270 / iR2870 / iR3570 / iR4570 The machine may broadly be divided into the following functional blocks: general control system, original exposure system, reader control system, printer control system, laser exposure system, image formation system, pickup/feed system, fixing/delivery system.

  • Page 132: 2Major Pcb Wiring Diagram

    Chapter 3 　 Printer Control System transfer DC controller PCB fixing Laser Exposure System delivery/reversal/duplex assembly Image Formation System pickup control Fixing/Delivery System cassette 1 Pickup/Feed System cassette 2 3.1.2 Major PCB Wiring diagram 0008-0984 iR2270 / iR2870 / iR3570 / iR4570 The following is a wiring diagram showing the relationship among major PCBs:...
  • Page 133 J501 J502 J6801 J6802 J1110 J1111 [13] J1113 [12] J603 J601 J511 J1018A J318 J316 J1016 J1018B J301 J1029 J307A J311 J310 J321 J1021 J1020 J315 J1027 J404 J211 J219 J216 J217 J218 J640 J647 [11] J203 J1302 J1303 J212 J210 J1301 [10]...
  • Page 134 Chapter 3 　 AC drive PCB [16] Lower cassette size PCB Memo:The arrows in the diagram indicate the wring between PCBs, and do not indicate the direction of individual signals.

  • Page 135: Basic Sequence

    Chapter 3 3.2 Basic Sequence 3.2.1 Basic Sequence of Operation at Power-On 0008-1235 iR2270 / iR2870 / iR3570 / iR4570 1. Reader Unit Shading correction CIS output Main power offset correction switch ON SREADY STBY Reader motor (M501) CIS HP sensor (PS503) Shading Shading...

  • Page 137: Chapter 4　Main Controller

    Chapter 4　Main Controller...
  • Page 139 Contents Contents 4.1 Construction ............................... 4-1 4.1.1 Construction and Mechanisms ........................4-1 4.2 Construction of the Electrical Circuitry ......................4-3 4.2.1 Main Controller PCB........................... 4-3 4.2.2 HDD ................................4-4 4.3 Start-Up Sequence.............................. 4-7 4.3.1 Overview ..............................4-7 4.3.2 Start-Up Sequence ............................4-7 4.4 Shut-Down Sequence ............................

  • Page 141: Construction

    Chapter 4 4.1 Construction 4.1.1 Construction and Mechanisms 0006-6582 iR2270 / iR2870 / iR3570 / iR4570 The machine's main controller block consists of the following and has the following functions: T-4-1 Item Description Main controller PCB Controls system operation, memory, printer unit output, image processing, printer unit image input processing, rendering, color LCD...
  • Page 142 Reader unit DC controller PCB Main controller PCB Image memory (SDRAM) Riser board USB port Ethernet 10/100BASE-T SRAM Boot ROM Hard disk drive F-4-1...

  • Page 143: Construction Of The Electrical Circuitry

    Chapter 4 4.2 Construction of the Electrical Circuitry 4.2.1 Main Controller PCB 0006-6592 iR2270 / iR2870 / iR3570 / iR4570 The following is a diagram showing the major control mechanisms of the main controller according to connectors: J1014 J1004 J1016 J1028 J1003 J1029...
  • Page 144 Chapter 4 　 Connector Description J1013 Riser board connection slot J1014 Scanner DDI J1017 USB port J1018 Control panel connector J1020 Power supply connector J1026 Hard disk connector J1029 Printer DDI J1030 Fax connector (1-port) J1061 Ethernet port (10/100BaseT) 4.2.2 HDD 0008-4957 iR2270 / iR2870 / iR3570 / iR4570 The HDD is divided into 11 partitions (blocks), each assigned with specific functions.
  • Page 145 Chapter 4 FSTDEV TMP_GEN TMP_PSS TMP_FAX APL_SEND APL_MEAP APL_GEN IMG_MNG PDLDEV BOOTDEV FSTCDEV F-4-3 The following shows the construction of the machine's system software: T-4-4 System software Description Location Remarks System System module (controls HDD (BOOTDEV) mechanism as a whole) Language Language module HDD (BOOTDEV)

  • Page 146: Hdd

    RCON Reader unit DCON Main controller PCB DC controller PCB BOOT SYSTEM Language BOOTDEV BOOTDEV MEAP G3FAX F-4-4...

  • Page 147: Start-Up Sequence

    Chapter 4 4.3 Start-Up Sequence 4.3.1 Overview 0006-6702 iR2270 / iR2870 / iR3570 / iR4570 The system software used to control the machine is stored on the HDD. When the machine is started, the CPU on the main controller PCB reads the system software from the HDD according to the instructions of the boot ROM boot program, and writes it to the image memory (SDRAM) of the controller PCB.
  • Page 148 　The machine will indicate an error code if it finds a fault while running the program. - Boot Program (interval 2) 　When the self-diagnosis program ends normally, the CPU on the main controller PCB executes the boot program. 　The program is used to read the system software from the HDD to write it into the image memory (SDRAM). <Image Memory (SDRAM) Area>...
  • Page 149 - While the Self-Diagnosis Program Is Being Executed Image memory (SDRAM) System Image data area area Boot Self diagnosis program program BootROM Main controller PCB : access to the program during execution : access for checking F-4-7 - While the Boot Program Is Being Run Image memory (SDRAM) System area Image data...

  • Page 150: Shut-Down Sequence

    Chapter 4 　 4.4 Shut-Down Sequence 4.4.1 Overview 0006-8356 iR2270 / iR2870 / iR3570 / iR4570 If the main power switch is turned off while the machine is accessing its HDD, damage can well occur on the HDD. To avoid such damage, the machine is provided with a shut-down sequence. 4.4.2 Flow of Operation 0006-8379 iR2270 / iR2870 / iR3570 / iR4570...

  • Page 151: Image Processing

    Chapter 4 4.5 Image Processing 4.5.1 Overview of the Image Flow 0006-6704 iR2270 / iR2870 / iR3570 / iR4570 The following shows the flow of images in relation to the machine's functions: Other iR machine Original Copy Scan -SEND -FAX -PullScan -E-Mail -PDL Print...

  • Page 152: 3Reader Unit Input Image Processing

    Chapter 4 　 Reader unit Reader unit controller PCB Reader unit input image processing block Processes the image data read by the reader unit. Printer unit output image processing block Processes image data for output to the printer unit. Main controller PCB DC controller PCB SDRAM - image memory...

  • Page 153: 4Compressio/ Extesion/ Editing Block

    Chapter 4 Reader unit Main controller PCB Enlargement/reduction Edge emphasis -intensify-to-density conversion -density adjustment (F adjustment) -gamma correction Text mode Film photo mode Text/photo/film photo mode Binary processing (error diffusion) Binary processing (screen processing) To compression/expansion/editing block F-4-12 4.5.4 Compressio/ Extesion/ Editing Block 0006-6714 iR2270 / iR2870 / iR3570 / iR4570 Here, image data is processed for compression, extension, and editing.

  • Page 154: 5Printer Unit Output Image Processing

    Chapter 4 　 Main controller PCB Printer unit image PDPDL image processing block processing block SDRAM Enlargement/ Compression reduction Expansion Rotation Integration to printer unit output image processing block F-4-13 4.5.5 Printer unit Output Image Processing 0006-6715 iR2270 / iR2870 / iR3570 / iR4570 The main controller processes the image data coming from the printer unit for output to the printer unit.

  • Page 155: Flow Of Image Data

    Chapter 4 4.6 Flow of Image Data 4.6.1 Flow of Image Data According to Copy Functions 0006-6746 iR2270 / iR2870 / iR3570 / iR4570 The following is the flow of image data when the Copy Function is in use: Printer unit Main control PCB Image processing block for printer unit SDRAM...

  • Page 156: 3Flow Of Image Data For The Send Function

    Chapter 4 　 Printer unit Main controller PCB Image processing block for printer unit SDRAM Data rotation Data compression F-4-16 4.6.3 Flow of Image Data for the SEND Function 0006-6749 iR2270 / iR2870 / iR3570 / iR4570 The following is the flow of image data when the SEND function is in use. Printer unit Main controller PCB Image processing block for printer unit...

  • Page 157: 4Flow Of Image Data For The Fax Transmission

    Chapter 4 4.6.4 Flow of Image Data for the Fax Transmission 0006-6750 iR2270 / iR2870 / iR3570 / iR4570 The following is the flow of image data when the fax transmission function is in use: Reader unit Main controller PCB Image processing block for reader unit SDRAM Compression...

  • Page 158: 6Flow Of Image Data For The Pdl Function

    Chapter 4 　 Super G3 Fax Board Main controller PCB Image processing block for fax SDRAM Data rotation Data compression Data expansion Image processing block for printer unit DC controller PCB F-4-19 4.6.6 Flow of Image Data for the PDL Function 0006-6752 iR2270 / iR2870 / iR3570 / iR4570 The following is the flow of image data when the PDL function is in use:...
  • Page 159 Ethernet Main controller PCB Rendering processing block SDRAM Compression/expansion /editing block Processing block for printer unit DC controller PCB F-4-20...

  • Page 160: Parts Replacement Procedure

    Chapter 4 　 Parts Replacement 1) Disconnect the connector [1]. Procedure 4.7.1 Main Controller PCB 4.7.1.1 Removing the Rear Cover 0007-6401 iR2270 / iR2870 / iR3570 / iR4570 F-4-22 1) Remove the 13 screws [1] and then the other screw [2];...

  • Page 161: Sdram

    Chapter 4 4.7.2 SDRAM 4.7.2.1 Removing the Face Cover 0007-6411 iR2270 / iR2870 / iR3570 / iR4570 1) Remove the 4 screws [1]. 2) Loosen the 2 screws [2]. F-4-24 Points to Note When Replacing the Main Controller Remove the following components of the detached main controller PCB.

  • Page 162: Boot Rom

    Chapter 4 　 F-4-28 4.7.3 Boot ROM F-4-30 4.7.3.1 Removing the Face Cover 4.7.3.2 Removing the Boot 0007-6413 0007-6414 iR2270 / iR2870 / iR3570 / iR4570 iR2270 / iR2870 / iR3570 / iR4570 1) Remove the 4 screws [1]. 2) Loosen the 2 screws [2]. 1) Push the locking lever [1], and detach the boot ROM [2].

  • Page 163: Removing The Counter Pcb

    Chapter 4 F-4-34 F-4-32 4.7.4.3 Removing the HDD 0007-6410 iR2270 / iR2870 / iR3570 / iR4570 3) Pull off the face cover [1] in upward direction. 1) Remove the 2 screws [1], and detach the HDD [2] in the direction of the arrow. F-4-35 F-4-33 4.7.4.2 Removing the Counter...
  • Page 165 Chapter 5　Original Exposure System...

  • Page 167: Parts Replacement Procedure

    Contents Contents 5.1 Construction ............................... 5-1 5.1.1 Specifications, Control Mechanisms, and Functions .................. 5-1 5.1.2 Major Components ............................5-2 5.1.3 Construction of the Control System ......................5-4 5.1.4 Reader Controller PCB..........................5-5 5.2 Basic Sequence..............................5-7 5.2.1 Basic Sequence of Operation at Power-On ....................5-7 5.2.2 Basic Sequence of Operation in Response to a Press on the Start .............
  • Page 168 Contents 5.4.3 Scanner Motor ............................5-37 5.4.3.1 Removing the Reader Rear Cover ...................... 5-37 5.4.3.2 Removing the Scanner Motor ......................5-37 5.4.4 Contact sensor............................5-38 5.4.4.1 Removing the Reader Front Cover ..................... 5-38 5.4.4.2 Removing the Reader Rear Cover ...................... 5-40 5.4.4.3 Removing the Copyboard Glass ......................

  • Page 169: Construction

    Chapter 5 5.1 Construction 5.1.1 Specifications, Control Mechanisms, and Functions 0006-5712 iR2270 / iR2870 / iR3570 / iR4570 The major specifications, control mechanisms, and functions of the machine's original exposure system are as follows: T-5-1 Item Description Original exposure by LED array, indirect (LED + photoconducting body) Original scan in book mode: scan by moving contact image sensor (CIS) in ADF mode: by original stream reading with contact image...

  • Page 170: 2Major Components

    Chapter 5 　 Item Description number of lines: 1 Number of pixels: Total 7488 (Number of effective pixels: 7180) maximum original read width: 304 mm CIS drive control by reader motor (M501) Original size [1]Book Mode identification in main scanning by reflection type sensor (AB/Inch) direction: in sub scanning...
  • Page 171 [12] [11] [10] F-5-1 T-5-2 Item Notation Description Original cover open/ PS501 photo interrupter: detects the state (open/ closed sensor (rear) closed) of the copyboard cover; starts original size indication when the original cover is at 25 deg. Reader controller controls the drive of the reader unit, and controls image processing Original sensor 3...

  • Page 172: 3Construction Of The Control System

    Chapter 5 　 Item Notation Description [10] Contact image sensor uses LEDs for indirect exposure (LED + (CIS) photoconducting body) [11] CIS HP sensor PS503 photo interrupter: detects CIS home position [12] Cupboard cover PS502 ends original size identification with the open/closed sensor copyboard cover at 5 deg.

  • Page 173: Reader Controller Pcb

    Chapter 5 [7] Reader motor (M501) [8] Contact image sensor [9] Image signal [10] CIS HP sensor (PS503) [11] Copyboard cover open/closed sensor (front: PS502) [12] Copyboard cover open/closed sensor (rear: PS503) 5.1.4 Reader Controller PCB 0006-5718 iR2270 / iR2870 / iR3570 / iR4570 The machine's reader controller PCB has the following functional construction: DC24V DC13V...
  • Page 174 Jack No. Description J504 communication with the ADF. J505 connects to the main motor. J506 copyboard cover open/closed sensor; connects to the CIS HP sensor J507 connects to original sensor 1, original sensor 2. J508 connects to original sensor 3, original sensor 4. J510 connects to the contact image sensor (CIS).

  • Page 175: Basic Sequence

    Chapter 5 5.2 Basic Sequence 5.2.1 Basic Sequence of Operation at Power-On 0006-5719 iR2270 / iR2870 / iR3570 / iR4570 Shading correction CIS output Main power offset correction switch ON SREADY STBY Reader motor (M501) CIS HP sensor (PS503) Shading Shading CIS output Shading...

  • Page 176: Basic Sequence Of Operation In Response To A Press On The Start Key (Adf Mode; 1 Original )

    Chapter 5 　 Only if 1 sec or more has passed since previous rotation Shading correction start key STBY SCFW SCRW STBY Reader motor (M501) CIS HP sensor (PS503) Original trailing edge Copy board read Shading position Shading position start position Shading position forward reverse...
  • Page 177 Only if 1 min or more passed since previous rotation Shading correction Start key SREADY STBY SCRW SCFW STBY Reader motor (M501) CIS HP sensor (PS503) Shading Stream reading Shading Shading Shading Original position position start position position position trailing edge forward reverse F-5-8...

  • Page 178: Various Control

    Chapter 5 　 5.3 Various Control 5.3.1 Controlling the Scanner Drive System 5.3.1.1 Outline 0006-5722 iR2270 / iR2870 / iR3570 / iR4570 The machine's scanner system consists of the following components: Reader motor Reader controller PCB Carriage drive belt Copyboard cover open/closed sensor (PS501) Sensor...
  • Page 179 Chapter 5 The reader motor driver turns on/off the reader motor and controls the direction/speed of its rotation according to the signals from the CPU. Reader controller PCB 3.3V +24V OPT_MCK J505 MD_POW Motor M501 M_ENABLE driver RETURN M_VREF F-5-11 <Memo>...

  • Page 180: Contact Image Sensor (Cis)

    Chapter 5 　 5.3.2 Contact Image Sensor (CIS) 5.3.2.1 Outline 0006-5927 iR2270 / iR2870 / iR3570 / iR4570 The machine uses a contact image sensor (CIS) to expose and read an image, and the image is read on a line-by-line basis.

  • Page 181: Analog Control Inside The Contact Image Sensor

    Chapter 5 Image read line Light guide LED (R/G/B) Copyboard glass Rod lens array scanning direction CCD array LED (R/G/B) Light guide Rod lens array Light guide F-5-13 5.3.2.2 Analog Control Inside the Contact Image Sensor 0006-5928 iR2270 / iR2870 / iR3570 / iR4570 The contact image sensor (CIS) is used to control analog image processing in the following flow of work: The light reflected by the original is collected by the rod lens array;...

  • Page 182: Enlargement/Reduction

    Chapter 5 　 Ideal output characteristics Output CCD channel x 8 Actual output characteristics Input F-5-14 Be sure to correct the output among the channels using the following service mode items: -if you have replaced the contact image sensor (CIS) and, as a result, a discrepancy occurs in the output of image density among channels;...
  • Page 183 Chapter 5 To vary the magnification in sub scanning direction, the machine operates as follows depending on the selected method of reading the original and the selected rate of magnification: 1. In Book Mode To suit the selected rate of magnification, the speed at which the original is read is varied and the data is processed by the reader controller PCB/main controller PCB.

  • Page 184: Detecting The Size Of Originals

    Chapter 5 　 5.3.4 Detecting the Size of Originals 5.3.4.1 Outline 0006-5731 iR2270 / iR2870 / iR3570 / iR4570 The machine identifies the size of the original with reference to the presence/absence of output levels of the reflecting type sensors; specifically, -the machine identifies the absence of paper if it finds a change in the output of the reflection type sensors when the copyboard cover is closed/opened.

  • Page 185: Outline Of Size Identification

    Chapter 5 AB-Configuration Sub scanning direction Butting position Index plate Original sensor 3 Original sensor 4 Original sensor 1 Original sensor 2 Inch-Configuration Sub scanning direction Index plate Butting position Original sensor 5 Original sensor 3 STMT-R LTR-R Original sensor 1 11"...
  • Page 186 Chapter 5 　 2. The copyboard cover is opened (with cover angle at 25 deg or more). 　 original sensor: off Original sensor 3 Original sensor 4 Original sensor 1 Original sensor 2 F-5-17 3. The copyboard cover is closed (with cover angle at 25 deg). 　...

  • Page 187: Outline

    Chapter 5 the sensor level). Original sensor 3 Original sensor 4 Original (A4R) Original sensor 1 Original sensor 2 Change absent Change present F-5-20 The machine uses the following in reference to changes occurring in the sensor output as found in original size identification processing 1 and original size identification processing 2: AB-Configuration Inch-Configuration...
  • Page 188 Chapter 5 　 Start key Main power switch STBY WMUPR SCAN SCAN Dust detection control Dust detection control Dust detection control F-5-22 <Particulars of Control> -At the End of a Job (dust detection) The contact image sensor (CIS) checks the light reflected by the surface of the platen roller of the ADF at the read point for the presence/absence of dust.
  • Page 189 Chapter 5 -Between Sheets The machine does not move the contact image sensor (CIS) for dust detection between sheets. It reads the original using the position determined at the end or start of a job; if the presence of dust is detected, however, the machine will execute image correction.

  • Page 190: Image Processing

    Chapter 5 　 5.3.6 Image Processing 5.3.6.1 Outline 0006-5930 iR2270 / iR2870 / iR3570 / iR4570 The following shows the major specifications and functions of the machine's image processing system: T-5-8 number of lines: 1 Number of pixels: Total 7488 (Number of effective pixels: 7180) size of pixel: 32 x 46.9 ym Shading correction...

  • Page 191: Ccd Drive

    Chapter 5 Contact image sensor CIS) CCD(1 line) Reader controller PCB Analog image signal control signal drive control Gain EEP-ROM correction Target value data Analog image SRAM processing -gain correction conversion J502 Digital Digital -offset correction image signal image signal Shading correction CCD/AP circuit...

  • Page 192: A/D Conversion Of The Ccd Output

    Chapter 5 　 level (offset correction). 5.3.6.4 A/D Conversion of the CCD Output 0006-5933 iR2270 / iR2870 / iR3570 / iR4570 The analog video signal is further converted into a digital signal that is suited to the voltage level of individual pixels by the A/D converter.
  • Page 193 CCD output Characteristics after correction Target value Characteristics before correction Measurement White Original density Standard white plate F-5-28...

  • Page 194: Removing The Copyboard Glass

    Chapter 5 　 Parts Replacement Procedure 5.4.1 Copyboard glass 5.4.1.1 Removing Copyboard Glass 0006-9714 iR2270 / iR2870 / iR3570 / iR4570 1) Open the copyboard cover (or ADF). 2) Remove the 2 screws [1], and detach the glass retainer [2]; then, detach the copyboard glass [3]. F-5-29 F-5-30 When removing the copyboard glass, take care not to...

  • Page 195: Before Replacing The Reader Controller Pcb

    Chapter 5 F-5-32 F-5-31 2) Open the copyboard cover (or the ADF). 3) Remove the 4 screws [1], and detach the reader rear cover [2]. When removing the ADF reading glass, take care not to touch the glass surface.The presence of dirt can cause white/black lines in the images.

  • Page 196: Removing The Flexible Cable Cover

    Chapter 5 　 F-5-36 F-5-34 When removing the copyboard glass, take care not to 5.4.2.4 Removing the flexible touch the following: cable cover 0007-3566 - glass surface - standard white plate iR2270 / iR2870 / iR3570 / iR4570 The presence of dirt can cause white/black lines in the 1) Remove the 4 screws [1], and detach the flexible images.

  • Page 197: Removing The Reader Controller Pcb

    Chapter 5 F-5-38 2) Disconnect the connector [1], and detach the flexible cable [2]. F-5-37 F-5-39 5.4.2.6 Removing the Reader 3) Remove the 8 screws [2], and detach the cover [3]. Controller PCB 0007-0745 iR2270 / iR2870 / iR3570 / iR4570 1) Remove the cover [1].
  • Page 198 Chapter 5 　 wire saddles [2]; then, remove the 2 screws [3]. F-5-44 8) Disconnect the 2 connectors [1], and free the cable from the wire saddle [2]. F-5-41 5) Go to the back of the machine, and free the cable from the 5 wire saddles [1];...

  • Page 199: After Replacing The Reader Controller Pcb Or After Initializing The Ram

    Chapter 5 (fixed reading) 　　　COPIER>ADJUST>ADJ-XY>ADJ-Y a-3. shading position adjustment (fixed reading) 　　　COPIER>ADJUST>ADJ-XY>ADJ-S a-4. main/sub scanning direction MTF value 　　　COPIER>ADJUST>CCD>MTF-MG If the value of the following was not 0 before the replacement reader controller PCB: COPIER>OPTION>BODY>CCD-LUT. F-5-47 Set a value other than '0' once again, and make the following adjustments using the D-10 Chart.

  • Page 200: Scanner Motor

    Chapter 5 　 cover [2]. 　　COPIER>FUNCTION>INSTALL>STRD- 　c. white level adjustment 　　COPIER>FUNCTION>CCD>DF-WLVL1 　　COPIER>FUNCTION>CCD>DF-WLVL2 When you have finished the foregoing adjustments, put the P-PRINT printout [1] you have previously generated in the service book cassette to replace the old P-PRINT printout. F-5-50 5.4.3.2 Removing the Scanner Motor 0006-9746...

  • Page 201: Contact Sensor

    Chapter 5 F-5-52 F-5-54 5.4.4 Contact sensor 4) Remove the 2 screws [1], and detach the reader 5.4.4.1 Removing the Reader front cover [2]. Front Cover 0006-9758 iR2270 / iR2870 / iR3570 / iR4570 1) Open the copyboard cover (or ADF). 2) Remove the 2 screws [1], and detach the copyboard glass retainer (right) [2].

  • Page 202: Removing The Copyboard Glass

    Chapter 5 　 F-5-56 F-5-58 2) Open the copyboard cover (or the ADF). 3) Remove the 4 screws [1], and detach the reader rear When removing the copyboard glass, take care not to cover [2]. touch the following: - glass surface - standard white plate The presence of dirt can cause white/black lines in the images.

  • Page 203: Removing The Contact Image Sensor (Cis)

    Chapter 5 F-5-60 2) Remove the 2 screws [1], and detach the plate [2]. F-5-61 3) Remove the flexible cable [1], and detach the contact image sensor (CIS) [2]. F-5-59 5.4.4.4 Removing the Contact Image Sensor (CIS) 0006-9762 iR2270 / iR2870 / iR3570 / iR4570 1) Pull the drive belt (front) [1] in the direction of the arrow so that the contact image sensor (CIS) [2] will move where it is shown in the figure.

  • Page 204: After Replacement Of The Cis

    Chapter 5 　 assembly. Light guide Rod lens array F-5-63 MTF-MG When mounting it, be sure to connect the flexible F-5-65 cable [1] before fitting the contact image sensor (CIS) [2] to the machine. Be sure also to update the value indicated on the service label found behind the left cover of the reader unit so that it is identical to the value indicated on the CIS label.

  • Page 205: Removing The Copyboard Glass

    Chapter 5 F-5-66 F-5-68 2) Open the copyboard cover (or the ADF). 3) Remove the 4 screws [1], and detach the reader rear 2) Detach the 2 sensors [1] from the sensor base. cover [2]. え F-5-69 5.4.6 Contact Sensor HP Sensor F-5-67 5.4.6.1 Removing...

  • Page 206: Removing The Adf Reading Glass

    Chapter 5 　 F-5-70 When removing the copyboard glass, take care not to touch the following: - glass surface - standard white plate The presence of dirt can cause white/black lines in the images. If dirt is found, clean it with lint-free paper moistened with alcohol.

  • Page 207: Removing The Contract Sensor Home Position Sensor

    Chapter 5 under the claw [2] found at the rear. F-5-72 When removing the ADF reading glass, take care not F-5-74 to touch the glass surface.The presence of dirt can cause white/black lines in the images. If dirt is found, be sure to clean it using lint-free paper moistened with alcohol.

  • Page 208: Removing The Copyboard Glass

    Chapter 5 　 F-5-76 F-5-78 2) Open the copyboard cover (or the ADF). 3) Remove the 4 screws [1], and detach the reader rear When removing the copyboard glass, take care not to cover [2]. touch the following: - glass surface - standard white plate The presence of dirt can cause white/black lines in the images.

  • Page 209: Removing The Original Size Sensor

    Chapter 5 F-5-80 2) Disconnect the connector [1], and detach the flexible cable [2]. F-5-79 F-5-81 5.4.7.3 Removing the Original 3) Remove the 8 screws [2], and detach the cover [3]. Size Sensor 0006-9774 iR2270 / iR2870 / iR3570 / iR4570 1) Remove the cover [1].

  • Page 210: Reader Heater (Option)

    Chapter 5 　 [2]. retainer [2]; then, detach the copyboard glass [3]. F-5-85 F-5-83 5) Disconnect the connector [1]. When removing the copyboard glass, take care not to 6) Remove the 2 screws [2], and detach the cover [3]. touch the following: 7) Free the hook [4], and detach the original size - glass surface sensor [5].

  • Page 211: Removing The Reader Heater (Right)

    Chapter 5 F-5-87 5.4.8.3 Removing the ADF Reading Glass 0007-3427 iR2270 / iR2870 / iR3570 / iR4570 1) Open the copyboard glass (or ADF). 2) Remove the 2 screws [1], and detach the glass retainer [2]. 3) Remove the ADF reading glass [3]. F-5-86 5.4.8.2 Removing the Reader Heater (right)

  • Page 212: Removing The Reader Heater (Left)

    Chapter 5 　 5.4.8.4 Removing the Reader Heater (left) 0007-0760 iR2270 / iR2870 / iR3570 / iR4570 1) Pull the drive belt (front) [1] in the direction of the arrow so that the contact image sensor (CIS) [2] is where it is indicated in the figure. F-5-91 F-5-89 2) Peel the protective sheet [1], and disconnect the...

  • Page 213: Chapter 6　Laser Exposure

    Chapter 6　Laser Exposure...

  • Page 215: Parts Replacement Procedure

    Contents Contents 6.1 Construction ............................... 6-1 6.1.1 Specifications, Control Mechanism, and Functions ..................6-1 6.1.2 Major Components ............................6-2 6.1.3 Construction of the Control System ......................6-2 6.2 Basic Sequence..............................6-6 6.2.1 Basic Sequence ............................6-6 6.3 Various Controls..............................6-7 6.3.1 Controlling the Laser Activation Timing ....................

  • Page 217: Construction

    Chapter 6 6.1 Construction 6.1.1 Specifications, Control Mechanism, and Functions 0006-9404 iR2270 / iR2870 / iR3570 / iR4570 Laser Light T-6-1 Number of laser beams Output 5mW (iR2270/iR2870) 10mW (iR3570/iR4570) Wave length 785 nm - 800 nm (infrared light) Scanner Motor T-6-2 Type of motor DC brushless motor...

  • Page 218: 2Major Components

    Chapter 6 　 Laser scanner motor control Laser shutter control 6.1.2 Major Components 0006-5970 iR2270 / iR2870 / iR3570 / iR4570 F-6-1 T-6-5 Name Description [1] Laser unit Generates laser light [2] Polygon mirror Scans laser light in main scanning direction. [3] BD mirror Reflects laser light in the direction of the BD PCB.
  • Page 219 iR2270/iR2270F/iR2870/iR2870F VDO1 /VDO1 CNT0 CNT1 CNT2 /VDO2 VDO2 PWCHG POLYGON FG +24V P ACC P DEC +3.3V F-6-2...
  • Page 220 Chapter 6 　 iR3570/iR3570F/iR4570/iR4570F VDO1 /VDO1 CNT0 CNT1 CNT2 /VDO2 VDO2 PWCHG STAND BY FG PULSE DETECT POLYGON FG +24V P ACC P DEC +3.3V F-6-3 [1]DC controller PCB [2]Laser driver PCB [3]Scanner motor PCB [4]BD PCB T-6-6 Single Description VDO1 Image data single input CNT0...
  • Page 221 Single Description P ACC Motor acceleration signal P DEC Motor deceleration signal BD output level single...

  • Page 222: Basic Sequence

    Chapter 6 　 6.2 Basic Sequence 6.2.1 Basic Sequence 0006-5972 iR2270 / iR2870 / iR3570 / iR4570 When the control panel power switch is turned on, the laser scanner starts to rotate; when the motor rotation reaches its target revolution, the machine turns on the laser unit. Thereafter, when the Start key is turned on, the machine generates the image request signal (PVREQ) on the printer side, and turns on the laser beam with reference to the generated signal.

  • Page 223: Various Controls

    Chapter 6 6.3 Various Controls 6.3.1 Controlling the Laser Activation Timing 6.3.1.1 Turning On and off the Laser Light 0006-5973 iR2270 / iR2870 / iR3570 / iR4570 The laser light is turned on and off according to the combination of laser control signals (CNT0/1/2) from the DC controller PCB.

  • Page 224: Main Scanning Synchronous Control

    Chapter 6 　 DC-CON F-6-5 6.3.1.2 Main Scanning Synchronous Control 0006-5974 iR2270 / iR2870 / iR3570 / iR4570 The synchronous control in the main scanning direction is performed in the synch circuit based on the BD synch signal. Using the BD signal generated based on the light from laser A, the DC controller PCB generates the BD synch signal for laser A and the BD synch signal for laser B.

  • Page 225: Controlling The Intensity Of Laser Light

    Chapter 6 J318 J316 BD_A RE_A MN-CON BD_B RE_B DC-CON F-6-6 [1] Sync circuit [2] Delay circuit [3] Line memory [4] VDO [5] VDO signal processing block [6] Laser driver PCB BD_A/B : BD synch signal RE_A/B : readout enable signal Memo: The BD sensor of the BD PCB receives light from laser A only, and is free of light from laser B, i.e., the BD signal is generated based on the light from laser A.

  • Page 226: Controlling The Laser Scanner Motor

    Chapter 6 　 specific level at all times. 6.3.3 Controlling the Laser Scanner Motor 6.3.3.1 Controlling the Laser Scanner Motor 0006-5978 iR2270 / iR2870 / iR3570 / iR4570 The laser scanner motor is controlled with reference to the laser scanner motor revolution signal (FG signal). The revolution of the laser scanner motor is controlled by means of the acceleration signal (ACC signal) and the deceleration signal (DEC signal).
  • Page 227 Chapter 6 DOOR CLOSED DOOR OPEN F-6-8 [1] Laser shutter [2] Laser shutter link (operates in conjunction with front cover) [3] Laser unit 6-11...

  • Page 228: Parts Replacement Procedure

    Chapter 6 　 Parts Replacement 1) Remove the 4 screws [1], and detach the left cover Procedure [2]. 6.4.1 Laser Scanner Unit 6.4.1.1 Removing the Front Cover Unit 0007-8348 iR2270 / iR2870 / iR3570 / iR4570 1) Open the front cover [1]. F-6-11 6.4.1.3 Removing the Laser Unit...
  • Page 229 Chapter 6 adjustment variable resistor. Contact with the PCB can change the adjustment setting.) When sliding out the laser scanner unit, be sure to take 2) Open the wire saddle [1], and disconnect the care not to touch the PCB mounted to the laser scanner connector [2].

  • Page 231: Chapter 7　Image Formation

    Chapter 7　Image Formation...
  • Page 233 Contents Contents 7.1 Construction ............................... 7-1 7.1.1 Specifications of the Image Formation System................... 7-1 7.1.2 Major Components of the Image Formation System .................. 7-2 7.2 Image Formation Process ........................... 7-4 7.2.1 Image Formation Process (outline) ......................7-4 7.2.2 Image Formation Process (image formation) ....................7-5 7.3 Basic Sequence..............................

  • Page 234: Parts Replacement Procedure

    Contents 7.11 Photosensitive Drum Cleaning ........................7-24 7.11.1 Outline ..............................7-24 7.11.2 Collection of Waste Toner........................7-24 7.11.3 Checking the Waste Toner Box ....................... 7-24 7.12 Parts Replacement Procedure ......................... 7-26 7.12.1 Pre-Exposure Lamp ..........................7-26 7.12.1.1 Removing the Front Cover Unit ....................... 7-26 7.12.1.2 Removing the Waste Toner Case......................
  • Page 235 Contents 7.12.6.1 Removing the Developing Cylinder....................7-72 7.12.7 Transfer Charging Roller......................... 7-76 7.12.7.1 Removing the Transfer Roller ......................7-76 7.12.8 Waste Toner Box............................. 7-78 7.12.8.1 Removing the Front Cover Unit ....................... 7-78 7.12.8.2 Removing the Waste Toner Case ..................... 7-79 7.12.9 Toner Level Sensor ..........................

  • Page 237: Construction

    Chapter 7 7.1 Construction 7.1.1 Specifications of the Image Formation System 0006-6168 iR2270 / iR2870 / iR3570 / iR4570 T-7-1 Drum Unit Specifications Photosensitive drum Drum type Drum diameter 30 mm Cleaning mechanism by cleaning blade Process speed 230 mm/sec (iR3570/iR4570) 137 mm/sec (iR2270/iR2870) Primary charging Charging method...

  • Page 238: 2Major Components Of The Image Formation System

    Chapter 7 　 Development method by dry, single-component toner projection method (application of AC + DC) Toner single-component insulating magnetic toner Toner level detection by toner level sensor (inside sub hopper and developing assembly) T-7-4 Toner Cartridge Specifications Toner level detection none Toner variable resistor 1220 g (iR3570/iR4570)
  • Page 239 Chapter 7 F-7-1 [1] Toner cartridge [2] Sub hopper [3] Developing unit [4] Photosensitive drum [5] Transfer roller [6] Primary charging roller [7] Drum unit [8] Drum cleaning unit...

  • Page 240: Image Formation Process

    Chapter 7 　 7.2 Image Formation Process 7.2.1 Image Formation Process (outline) 0006-5983 iR2270 / iR2870 / iR3570 / iR4570 F-7-2 T-7-6 Item Description [1]Pre-exposure removes residual charges from the drum. [2]Primary charging charges the surface of the photosensitive drum to a uniform negative potential.

  • Page 241: Image Formation Process (Image Formation)

    Chapter 7 7.2.2 Image Formation Process (image formation) 0006-6411 iR2270 / iR2870 / iR3570 / iR4570 F-7-3 [1] The difference in potential between the drum surface and the developing sleeve causes toner to adhere to the latent static image on the drum, turning the image into a visible image. [2] The bias voltage applied to the transfer roller causes the toner to move from the drum to paper.

  • Page 242: Basic Sequence

    Chapter 7 　 7.3 Basic Sequence 7.3.1 Sequence of Operation (initial rotation) 0006-6865 iR2270 / iR2870 The sequence of operation of initial rotation is as follows: Pickup from the Cassette Registration Pickup motor Main motor (M-motor) Primary charging (PRI) Laser (LD) Developing AC (DEV_AC)

  • Page 243: Sequence Of Operation (Copying)

    Chapter 7 The following is the sequence of operation of initial rotation: Pickup from the Cassette Registration Pickup motor Main motor (M-motor) Primary charging (PRI) Laser (LD) Developing AC (DEV_AC) Developing DC (DEV_DC) Developing clutch (DEV_CL) Transfer (TR) Static removal (SEP) F-7-6 Pickup from the Manual Feeder...

  • Page 244: Sequence Of Operation (Last Rotation)

    Chapter 7 　 Registration Image write Registration Image formation sequence Sheet-to-sheet sequence Image formation sequence (1st sheet) (2nd sheet and later) Main motor (M-motor) Primary charging (PRI) Laser (LD) Developing AC (DEV_AC) Developing DC (DEV_DC) Developing clutch (DEV_CL) Transfer (TR) Static removal (SEP) F-7-8...

  • Page 245: Sequence Of Operation (Last Rotation)

    Chapter 7 Image write Main motor (M-motor) Primary charging (PRI) Laser (LD) Developing AC (DEV_AC) Developing DC (DEV_DC) Developing clutch (DEV_CL) Transfer (TR) Static removal (SEP) F-7-10 In [1] above, a cleaning bias (-2600 V) is applied. 7.3.6 Sequence of Operation (last rotation) 0006-6871 iR3570 / iR4570 The sequence of operation of last rotation is as follows:...

  • Page 246: Image Stabilization Control

    Chapter 7 　 7.4 Image Stabilization Control 7.4.1 Overview 0006-5986 iR2270 / iR2870 / iR3570 / iR4570 At times, changes in the environment or wear on the machine can cause its image output to become unstable. To make sure that its output will remain stable at all times, the machine uses the following control mechanisms: T-7-7 [1] Drum film thickness detection corrects the development contrast.

  • Page 247: 3Atvc Control

    Chapter 7 7.4.3 ATVC Control 0006-5989 iR2270 / iR2870 / iR3570 / iR4570 The machine is provided with a constant current control mechanism that can be enabled or disabled in service mode: COPIER>OPTION>BODY>TRANS-SW. 7-11...

  • Page 248: Drum Unit

    Chapter 7 　 7.5 Drum Unit 7.5.1 Charging Mechanism 7.5.1.1 Controlling the Primary Charging Bias 0006-5991 iR2270 / iR2870 / iR3570 / iR4570 T-7-8 Primary Charging Bias AC bias 2700 Vp-p (max.) DC bias -450 V to -850 V These AC and DC biases are applied between sheets while an image is being formed (until the end of the ongoing job).
  • Page 249 F-7-13...

  • Page 250: Drum Cleaner Unit

    Chapter 7 　 7.6 Drum Cleaner Unit 7.6.1 Photosensitive Drum Cleaning 0007-5224 iR2270 / iR2870 / iR3570 / iR4570 The cleaning blade is kept in contact with the surface of the photosensitive drum. It serves to scrape off the residual toner left behind from transfer to paper for collection in the waste toner box.

  • Page 251: Developing Unit

    Chapter 7 7.7 Developing Unit 7.7.1 Controlling the Developing Bias 0006-6032 iR2270 / iR2870 / iR3570 / iR4570 T-7-9 Developing Bias AC bias 800 Vp-p DC bias -450 V to -650 V Both these AC and DC biases are applied while an image is being formed, but are not applied between sheets. 7-15...

  • Page 252: Toner Container

    Chapter 7 　 7.8 Toner Container 7.8.1 Overview 0006-6323 iR2270 / iR2870 / iR3570 / iR4570 The toner cartridge is constructed as shown in the following figure. The cartridge is filled with 1-component insulating magnetic toner (if iR3570/4570, 1220 g; if iR2270/2870, 1060 g). When the sub hopper requests a supply of toner, the cartridge itself rotates to feed toner.

  • Page 253: 2Route Of Toner Supply

    Chapter 7 1. Care should be taken not to bump the toner stop [1] against the covers or the like when and after removing the toner cartridge. Since the toner stop comes off easily, toner scattering may be resulted if it comes off by accident. 2.

  • Page 254: 3Controlling The Drive Of The Toner Cartridge

    Chapter 7 　 F-7-17 7.8.3 Controlling the Drive of the Toner Cartridge 0006-5996 iR2270 / iR2870 / iR3570 / iR4570 When a request is made for a supply of toner, the toner cartridge drive motor rotates in the direction shown in the following figure;...

  • Page 255: 4Toner Supply Control

    Chapter 7 7.8.4 Toner Supply Control 0006-5995 iR2270 / iR2870 / iR3570 / iR4570 Supply of Toner from the Toner Bottle to the Sub Hopper If the "absence of toner inside the sub hopper" is detected while the main motor is rotating, the bottle motor is rotated intermittently (on for 3 sec, off for 2 sec), and the length of time during which the absence is detected is checked using a counter that increases its count for each on-off cycle.

  • Page 256: 6Toner Level Detection

    However, in the case of the iR3570/iR4570 Series machines, the drive of the main motor is controlled to 2 different speeds, and the toner inside the developing assembly is driven by the main motor (using a clutch), requiring a...

  • Page 257: Transfer Unit

    Chapter 7 7.9 Transfer Unit 7.9.1 Outline of the Transfer Unit 7.9.1.1 Outline 0006-5997 iR2270 / iR2870 / iR3570 / iR4570 The transfer unit [1] consists of the transfer roller and the static eliminator. The transfer roller rotates in connection with the photosensitive drum. Bias is applied to the static eliminator so that sheets can be separated from the drum.

  • Page 258: Cleaning

    Chapter 7 　 7.9.3 Cleaning 7.9.3.1 Transfer Roller Cleaning Mechanism 0006-6318 iR2270 / iR2870 / iR3570 / iR4570 The machine uses the transfer roller cleaning mechanism to return the toner sticking to the transfer roller back to the photosensitive drum by applying a cleaning bias to the roller. Once the toner reaches the drum, it is scraped by the photosensitive drum cleaning blade for collection in the waste toner box.

  • Page 259: Transfer Mechanism

    Chapter 7 7.10 Transfer Mechanism 7.10.1 Transfer Guide Bias 7.10.1.1 Transfer Guide Bias Control 0007-5295 iR2270 / iR2870 / iR3570 / iR4570 To prevent soiling of the transfer guide with toner or the photosensitive drum with toner images, the following transfer guide bias is applied to the transfer guide.

  • Page 260: Photosensitive Drum Cleaning

    Chapter 7 　 7.11 Photosensitive Drum Cleaning 7.11.1 Outline 0006-6033 iR2270 / iR2870 / iR3570 / iR4570 The photosensitive drum cleaning mechanism uses the photosensitive drum cleaning blade to scrape off the residual toner left behind from transfer; the toner thus collected is moved to the waste toner box. 7.11.2 Collection of Waste Toner 0006-6034 iR2270 / iR2870 / iR3570 / iR4570...
  • Page 261 Chapter 7 F-7-20 E190-0000 When the machine identifies the waste toner full sensor as being continuously on for 2000 sheets, it will indicate a warning; if it then detects the activation of the sensor for 100 sheets continuously, it will indicate 'E190-000'. (The count is increased coinciding with delivery.) 7-25...

  • Page 262: Parts Replacement Procedure

    Chapter 7 　 7.12 Parts Replacement 1) Remove the waste toner case [1]. Procedure 7.12.1 Pre-Exposure Lamp 7.12.1.1 Removing the Front Cover Unit 0007-8024 iR2270 / iR2870 / iR3570 / iR4570 1) Open the front cover [1]. F-7-23 Point to note after attaching the waste toner receptacle After attaching the waste toner receptacle, move the waste toner full detection lever [1] up and down to...

  • Page 263: Removing The Drum Unit

    Chapter 7 F-7-25 F-7-27 2) Remove the toner cartridge [1]. 7.12.1.4 Removing the Drum Unit 0007-8343 iR2270 / iR2870 / iR3570 / iR4570 1) Open the right door [1]. F-7-26 Points to Note on Handing the Toner Cartridge 1. Care should be taken not to bump the toner stop [1] against the covers or the like when and after F-7-28 removing the toner cartridge.

  • Page 264: Developing Assembly

    Chapter 7 　 F-7-30 4) Remove the screw [1]. F-7-33 7.12.1.5 Removing Developing Assembly 0007-8344 F-7-31 iR2270 / iR2870 / iR3570 / iR4570 5) Remove the drum unit [1]. 1) Remove the screw [1]. F-7-32 F-7-34 2) Shift the locking lever [1] to the left to release the Be sure to hold the drum unit as shown.
  • Page 265 Chapter 7 Be sure to hold the developing assembly as shown. F-7-35 3) Slide the developing assembly [1] slightly to the front; then, disconnect the connector [2]. F-7-38 When fitting the developing assembly, be sure to fit the lower right segment [2] of the developing assembly [1] in the rail [3] of the machine.

  • Page 266: Removing The Upper Tray

    Chapter 7 　 7.12.1.6 Removing the Upper Tray 0007-8345 iR2270 / iR2870 / iR3570 / iR4570 1) Remove the 2 screws [1], and detach the upper tray [2]. F-7-42 7.12.1.8 Removing the Pre- Exposure Lamp 0007-8347 iR2270 / iR2870 / iR3570 / iR4570 1) Open the 2 wire saddles [1], and disconnect the 2 F-7-40 relay connectors [2].

  • Page 267: Removing The Front Cover Unit

    Chapter 7 F-7-47 F-7-45 7.12.2.2 Removing the Waste 7.12.2 Drum Unit Toner Case 0007-8030 iR2270 / iR2870 / iR3570 / iR4570 7.12.2.1 Removing the Front Cover Unit 0007-8023 1) Remove the waste toner case [1]. iR2270 / iR2870 / iR3570 / iR4570 1) Open the front cover [1].

  • Page 268: Removing The Drum Unit

    Chapter 7 　 F-7-52 F-7-49 4) Remove the screw [1]. 7.12.2.3 Removing the Drum Unit 0007-8341 iR2270 / iR2870 / iR3570 / iR4570 1) Open the right door [1]. F-7-53 5) Remove the drum unit [1]. F-7-50 2) Remove the screw [1]. F-7-54 Be sure to hold the drum unit as shown.

  • Page 269: Hopper Assembly

    Chapter 7 F-7-57 7.12.3.2 Removing the Waste Toner Case 0007-8017 iR2270 / iR2870 / iR3570 / iR4570 1) Remove the waste toner case [1]. F-7-55 7.12.3 Hopper Assembly 7.12.3.1 Removing the Front Cover Unit 0007-8006 iR2270 / iR2870 / iR3570 / iR4570 1) Open the front cover [1].

  • Page 270: Removing The Toner Cartridge

    Chapter 7 　 against the covers or the like when and after removing the toner cartridge. Since the toner stop comes off easily, toner scattering may be resulted if it comes off by accident. 2. Keep the toner cartridge horizontal after removing. Since the toner stop [1] comes off easily as mentioned above, toner scattering may be resulted if the toner cartridge is placed with the toner stop...
  • Page 271 Chapter 7 F-7-64 F-7-67 3) Shift the locking lever [1] to the left to release the developing assembly. Be sure to hold the drum unit as shown. F-7-65 4) Remove the screw [1]. F-7-68 7.12.3.5 Removing Developing Assembly 0007-8353 F-7-66 iR2270 / iR2870 / iR3570 / iR4570 5) Remove the drum unit [1].
  • Page 272 Chapter 7 　 4) Remove the developing assembly [1]. F-7-69 F-7-72 2) Shift the locking lever [1] to the left to release the developing assembly. Be sure to hold the developing assembly as shown. F-7-70 3) Slide the developing assembly [1] slightly to the front;...

  • Page 273: Removing The Toner Cartridge Cover

    Chapter 7 F-7-76 7.12.3.7 Removing the Toner Cartridge Cover 0007-8355 F-7-74 iR2270 / iR2870 / iR3570 / iR4570 7.12.3.6 Removing the Upper 1) Remove the 2 screws [1]; then, detach the toner Tray 0007-8354 bottle cover [2]. iR2270 / iR2870 / iR3570 / iR4570 1) Remove the 2 screws [1], and detach the upper tray [2].

  • Page 274: Removing The Left Cover

    Chapter 7 　 F-7-78 2) While freeing the lock [1] toward the right, detach the pre-exposure lamp [2]. F-7-81 7.12.3.10 Removing the Laser Unit 0007-8359 iR2270 / iR2870 / iR3570 / iR4570 1) Open the 2 wire saddles [1], and disconnect the 2 F-7-79 connectors [2].
  • Page 275 Chapter 7 connector [2]. When sliding out the laser scanner unit, be sure to take care not to touch the PCB mounted to the laser scanner unit. (The PCB is equipped with a laser scanner intensity adjustment variable resistor, and contact with the PCB can change the adjustment setting.) 7.12.3.11 Removing...

  • Page 276: Sub Hopper

    Chapter 7 　 7.12.4 Sub Hopper 7.12.4.1 Removing the Front Cover Unit 0007-8020 iR2270 / iR2870 / iR3570 / iR4570 1) Open the front cover [1]. F-7-88 4) Remove the 3 screws [1], and detach the hopper assembly [2]. F-7-91 2) Remove the face cover rubber [1].

  • Page 277: Removing The Toner Cartridge

    Chapter 7 F-7-95 F-7-93 2) Remove the toner cartridge [1]. Point to note after attaching the waste toner receptacle After attaching the waste toner receptacle, move the waste toner full detection lever [1] up and down to make sure that the lever is moved smoothly. Faulty detection may be resulted if the lever is caught in something and is not moved smoothly.

  • Page 278: Removing The Drum Unit

    Chapter 7 　 F-7-100 F-7-97 4) Remove the screw [1]. 7.12.4.4 Removing the Drum Unit 0007-8387 iR2270 / iR2870 / iR3570 / iR4570 1) Open the right door [1]. F-7-101 5) Remove the drum unit [1]. F-7-98 2) Remove the screw [1]. F-7-102 Be sure to hold the drum unit as shown.
  • Page 279 Chapter 7 F-7-105 3) Slide the developing assembly [1] slightly to the front; then, disconnect the connector [2]. F-7-103 7.12.4.5 Removing Developing Assembly 0007-8388 iR2270 / iR2870 / iR3570 / iR4570 1) Remove the screw [1]. F-7-106 4) Remove the developing assembly [1]. F-7-104 2) Shift the locking lever [1] to the left to release the developing assembly.

  • Page 280: Removing The Upper Tray

    Chapter 7 　 7.12.4.6 Removing the Upper Tray Be sure to hold the developing assembly as shown. 0007-8389 iR2270 / iR2870 / iR3570 / iR4570 1) Remove the 2 screws [1], and detach the upper tray [2]. F-7-110 F-7-108 Reference: Lift the front of the upper tray [1], and detach it as if to slide it toward the front.

  • Page 281: Removing The Pre-Exposure Lamp

    Chapter 7 F-7-115 F-7-112 7.12.4.9 Removing the Left 7.12.4.8 Removing the Pre- Cover 0007-8392 Exposure Lamp 0007-8391 iR2270 / iR2870 / iR3570 / iR4570 iR2270 / iR2870 / iR3570 / iR4570 1) Remove the 4 screws [1], and detach the left cover 1) Open the 2 wire saddles [1], and disconnect the 2 [2].
  • Page 282 Chapter 7 　 F-7-119 F-7-117 4) Lift the front of the laser unit [1], and slide it to the front. When you have disconnected the connector [1], be sure to take care so that it will not come into contact with the PCB that is mounted to the laser scanner unit.

  • Page 283: Removing The Toner Feedscrew Motor

    Chapter 7 F-7-121 F-7-124 2) Disconnect the 3 connectors [1] found at the front and the connector [2] found at the rear. When fitting the hopper assembly to the machine, be sure that the connectors [1] are securely connected. If the connectors [1] are not connected, the environment heater will not be supplied with power, leading to image faults.

  • Page 284: Removing The Sub Hopper

    Chapter 7 　 F-7-126 2) Remove the screw [1], and detach the toner feedscrew motor assembly [2]. F-7-129 2) Check the phase of the gear [1] shown in the figure. F-7-127 3) Remove the screw [1], and detach the toner feedscrew motor [3] from the base.

  • Page 285: Developing Assembly

    Chapter 7 F-7-134 7) Disconnect the connector [1]. F-7-131 4) Free the cable from the edge saddle [1]. F-7-135 8) Detach the sub hopper [1] from the bottom. F-7-132 5) Remove the screw [1], and release the arm [2]. F-7-136 7.12.5 Developing Assembly F-7-133 7.12.5.1 Removing the Front...

  • Page 286: Removing The Waste Toner Case

    Chapter 7 　 Point to note after attaching the waste toner receptacle After attaching the waste toner receptacle, move the waste toner full detection lever [1] up and down to make sure that the lever is moved smoothly. Faulty detection may be resulted if the lever is caught in something and is not moved smoothly.
  • Page 287 Chapter 7 Be sure to hold the developing assembly as shown. F-7-142 3) Slide the developing assembly [1] slightly to the front; then, disconnect the connector [2]. F-7-145 When fitting the developing assembly, be sure to fit the lower right segment [2] of the developing assembly [1] in the rail [3] of the machine.

  • Page 288: Developing Cylinder

    Chapter 7 　 7.12.6 Developing Cylinder 7.12.6.1 Removing Developing Cylinder 0008-0013 iR2270 / iR2870 / iR3570 / iR4570 1) Remove the 6 screws [1], and detach the top cover [2]. F-7-149 4) Remove the E-ring [1]; then, remove the washer [2], bearing [3], gear [4], and parallel pin [5].
  • Page 289 Chapter 7 F-7-154 9) Remove the 2 screws [1]; then, remove the 2 bearings [2] and the sleeve holder (rear) [3]. F-7-152 When fitting the sleeve bushing, be sure to take note of the following: The protrusion [4] of the sleeve bushing must fit the recess in the gear unit side plate.

  • Page 290: Removing The Developing Cylinder

    Chapter 7 　 F-7-157 F-7-159 When detaching/attaching the developing cylinder 3) Remove the holder [1] from the front of the transfer from/to the developing unit, be sure of the following: roller. 1. A good number of self-taping screws are used inside the developing unit.

  • Page 291: Waste Toner Box

    Chapter 7 2) Remove the face cover rubber [1]. 3) Remove the binding screw [2]. 4) Remove the RS tightening screw [3]. 5) Detach the front cover unit [4] by moving it in the direction of the arrow. F-7-162 Be sure that the spring [1] of the holder is against the butting point [2].

  • Page 292: Toner Level Sensor

    Chapter 7 　 F-7-169 F-7-167 7.12.9.2 Removing the Waste 7.12.9 Toner Level Sensor Toner Case 0007-8025 iR2270 / iR2870 / iR3570 / iR4570 7.12.9.1 Removing the Front 1) Remove the waste toner case [1]. Cover Unit 0007-8018 iR2270 / iR2870 / iR3570 / iR4570 1) Open the front cover [1].

  • Page 293: Removing The Toner Cartridge

    Chapter 7 against the covers or the like when and after removing the toner cartridge. Since the toner stop comes off easily, toner scattering may be resulted if it comes off by accident. 2. Keep the toner cartridge horizontal after removing. Since the toner stop [1] comes off easily as mentioned above, toner scattering may be resulted if the toner cartridge is placed with the toner stop...
  • Page 294 Chapter 7 　 F-7-176 F-7-179 3) Shift the locking lever [1] to the left to release the developing assembly. Be sure to hold the drum unit as shown. F-7-177 4) Remove the screw [1]. F-7-180 7.12.9.5 Removing Developing Assembly 0007-8366 F-7-178 iR2270 / iR2870 / iR3570 / iR4570 5) Remove the drum unit [1].
  • Page 295 Chapter 7 4) Remove the developing assembly [1]. F-7-181 F-7-184 2) Shift the locking lever [1] to the left to release the developing assembly. Be sure to hold the developing assembly as shown. F-7-182 3) Slide the developing assembly [1] slightly to the front;...

  • Page 296: Removing The Upper Tray

    Chapter 7 　 F-7-188 7.12.9.7 Removing the Toner Cartridge Cover 0007-8368 F-7-186 iR2270 / iR2870 / iR3570 / iR4570 7.12.9.6 Removing the Upper 1) Remove the 2 screws [1]; then, detach the toner Tray 0007-8367 bottle cover [2]. iR2270 / iR2870 / iR3570 / iR4570 1) Remove the 2 screws [1], and detach the upper tray [2].

  • Page 297: Removing The Laser Unit

    Chapter 7 F-7-190 2) While freeing the lock [1] toward the right, detach the pre-exposure lamp [2]. F-7-193 7.12.9.10 Removing the Laser Unit 0007-8371 iR2270 / iR2870 / iR3570 / iR4570 1) Open the 2 wire saddles [1], and disconnect the 2 F-7-191 connectors [2].
  • Page 298 Chapter 7 　 connector [2]. When sliding out the laser scanner unit, be sure to take care not to touch the PCB mounted to the laser scanner unit. (The PCB is equipped with a laser scanner intensity adjustment variable resistor, and contact with the PCB can change the adjustment setting.) 7.12.9.11 Removing...

  • Page 299: Removing The Toner Level Sensor

    Chapter 7 7.12.9.12 Removing the Toner Level Sensor 0007-8373 iR2270 / iR2870 / iR3570 / iR4570 1) Remove the 2 screws [1], and disconnect the connector [2]; then, detach the toner sensor [3]. F-7-200 4) Remove the 3 screws [1], and detach the hopper assembly [2].

  • Page 300: Removing The Waste Toner Case

    Chapter 7 　 F-7-205 F-7-207 7.12.10.2 Removing the Waste 7.12.10.3 Removing the Toner Toner Case 0007-8026 Cartridge 0007-8375 iR2270 / iR2870 / iR3570 / iR4570 iR2270 / iR2870 / iR3570 / iR4570 1) Remove the waste toner case [1]. 1) Shift up the lever [1]. F-7-206 F-7-208 2) Remove the toner cartridge [1].

  • Page 301: Removing The Toner Cartridge

    Chapter 7 against the covers or the like when and after removing the toner cartridge. Since the toner stop comes off easily, toner scattering may be resulted if it comes off by accident. 2. Keep the toner cartridge horizontal after removing. Since the toner stop [1] comes off easily as mentioned above, toner scattering may be resulted if the toner cartridge is placed with the toner stop...
  • Page 302 Chapter 7 　 F-7-215 F-7-217 2) Shift the locking lever [1] to the left to release the developing assembly. Be sure to hold the drum unit as shown. F-7-218 3) Slide the developing assembly [1] slightly to the front; then, disconnect the connector [2]. F-7-216 7.12.10.5 Removing...

  • Page 303: Removing The Upper Tray

    Chapter 7 4) Remove the developing assembly [1]. F-7-220 F-7-222 Be sure to hold the developing assembly as shown. 7.12.10.6 Removing the Upper Tray 0007-8378 iR2270 / iR2870 / iR3570 / iR4570 1) Remove the 2 screws [1], and detach the upper tray [2].

  • Page 304: Removing The Toner Cartridge Cover

    Chapter 7 　 F-7-224 F-7-226 7.12.10.7 Removing the Toner 2) While freeing the lock [1] toward the right, detach the pre-exposure lamp [2]. Cartridge Cover 0007-8379 iR2270 / iR2870 / iR3570 / iR4570 1) Remove the 2 screws [1]; then, detach the toner bottle cover [2].

  • Page 305: Removing The Laser Unit

    Chapter 7 connector [2]. F-7-231 3) Remove the screw [1], and detach the fixing [2]. F-7-229 7.12.10.10 Removing the Laser Unit 0007-8383 iR2270 / iR2870 / iR3570 / iR4570 1) Open the 2 wire saddles [1], and disconnect the 2 connectors [2].
  • Page 306 Chapter 7 　 When sliding out the laser scanner unit, be sure to take care not to touch the PCB mounted to the laser scanner unit. (The PCB is equipped with a laser scanner intensity adjustment variable resistor, and contact with the PCB can change the adjustment setting.) 7.12.10.11 Removing...

  • Page 307: Static Charge Eliminator

    Chapter 7 7.12.11 Static Charge Eliminator 7.12.10.12 Removing Toner Feedscrew Motor 0007-8385 7.12.11.1 Removing the Static iR2270 / iR2870 / iR3570 / iR4570 Eliminator 0007-8428 1) Disconnect the connector [1]. iR2270 / iR2870 / iR3570 / iR4570 1) Open the right door [1]. F-7-239 F-7-242 2) Remove the screw [1], and detach the toner...
  • Page 309 Chapter 8　Pickup/ Feeding System...
  • Page 311 Contents Contents 8.1 Construction ............................... 8-1 8.1.1 Specifications, Controls, and Functions ...................... 8-1 8.1.2 Division into Blocks ............................ 8-2 8.1.3 Division into Blocks ............................ 8-3 8.1.4 Arrangement of Rollers ..........................8-4 8.1.5 Arrangement of Rollers ..........................8-5 8.1.6 Diagram of Paper Paths (printer on its own) ....................8-6 8.1.7 Diagram of Paper Paths (w/ copy tray ) ......................
  • Page 312 Contents 8.7.2 Overview..............................8-41 8.7.3 Sequence of Image Formation ........................8-42 8.7.4 Sequence of Image Formation ........................8-44 8.7.5 Flow of Paper (w/o/ delivery option)......................8-45 8.7.6 Flow of Paper (w/ delivery option)......................8-51 8.7.7 Flow of Paper ............................8-57 8.8 Parts Replacement Procedure ...........................
  • Page 313 Contents 8.8.8.3 Removing the Right Door ........................8-97 8.8.8.4 Removing the Right Cover (lower front) ................... 8-98 8.8.8.5 Removing the Pickup Assembly 1 ..................... 8-99 8.8.8.6 Removing the Pickup Assembly 2 ..................... 8-99 8.8.8.7 Removing the Sensor Mounting Plate....................8-100 8.8.8.8 Removing the Cassette Retry Paper Sensor ..................
  • Page 314 Contents 8.8.14.2 Removing the Right Door....................... 8-137 8.8.14.3 Removing the Right Door....................... 8-139 8.8.14.4 Removing the Manual Feed Unit....................8-140 8.8.14.5 Removing the Manual Feed Tray Assembly ..................8-142 8.8.15 Manual Feed Unit ..........................8-143 8.8.15.1 Removing the Right Cover (rear) ....................8-143 8.8.15.2 Removing the Right Door....................... 8-143 8.8.15.3 Removing the Right Door.......................
  • Page 315 Contents 8.8.22.4 Removing the Duplex Feed Roller 2 ....................8-184 8.8.23 Duplex Feed Sensor..........................8-185 8.8.23.1 Removing the Right Cover (rear) ....................8-185 8.8.23.2 Removing the Right Door ......................8-186 8.8.23.3 Removing the Right Door ......................8-188 8.8.23.4 Removing the Duplex Feed Sensor ....................8-189 8.8.24 Duplex Feed Clutch..........................

  • Page 317: Construction

    Chapter 8 8.1 Construction 8.1.1 Specifications, Controls, and Functions 0006-7400 iR2270 / iR2870 / iR3570 / iR4570 The major specifications, controls, and functions of the pickup/feeding system are as follows: T-8-1 Item Description Paper front loading compartment Pickup method cassette separation retard manual feeder separation pad...

  • Page 318: Division Into Blocks

    Chapter 8 　 Item Description iR3570/4570 230mm /sec (nomal mode) 137mm /sec (low speed mode: manual feeding) Delivery 3 Way Unit-A1 (standard with iR4570/3570 model) accessory Inner 2-Way Tray-D1 Copy Tray-J1 Finisher-S1 Buffer Path Unit-E1 Finisher-Q3 Saddle Finisher-Q4 Inner Puncher Kit-Q1/R1/S1/T1 Punch Unit-L1/M1/N1/P1 Pickup 2-Cassette Pedestal-Y2...

  • Page 319: Division Into Blocks

    Chapter 8 [1] Pickup assembly (cassette 2) [2] Pickup assembly (cassette 1) [3] Manual feed pickup assembly [4] Registration roller assembly [5] Transfer assembly [6] Duplexing/feeding assembly [7] Fixing assembly [8] No.1 delivery assembly 8.1.3 Division into Blocks 0007-1444 iR3570 / iR4570 F-8-2 [1] Pickup assembly (cassette 2) [2] Pickup assembly (cassette 1)

  • Page 320: Arrangement Of Rollers

    Chapter 8 　 [8] No.1 delivery assembly [9] No.2/No.3 delivery assembly 8.1.4 Arrangement of Rollers 0006-7402 iR2270 / iR2870 [25] [24] [23] [22] [21] [20] [19] [18] [17] [16] [15] [14] [13] [12] [11] [10] F-8-3 [1] Pickup roller (cassette 1) [2] Feeding roller (cassette 1) [3] Separation roller (cassette 1) [4] Pickup roller (cassette 2)

  • Page 321: Arrangement Of Rollers

    Chapter 8 [13] Registration roller (outside) [14] Duplexing/feed roller 2 [15] Duplexing/feeding member 2 [16] Transfer roller [17] Drum [18] Duplexing/feed roller 1 [19] Duplexing/feeding member 1 [20] Pressure roller [21] Fixing outlet roller [22] Fixing outlet member [23] Fixing film [24] Delivery roller [25] Delivery member 8.1.5 Arrangement of Rollers...

  • Page 322: Diagram Of Paper Paths (Printer On Its Own)

    Chapter 8 　 [1] Pickup roller (cassette 1) [2] Feed roller (cassette 1) [3] Separation roller (cassette 1) [4] Pickup roller (cassette 2) [5] Feed roller (cassette 2) [6] Separation roller (cassette 2) [7] Vertical path roller 2 [8] Vertical path slave roller 2 [9] Vertical path roller 1 [10] Vertical path slave roller 1 [11] Manual feed pickup roller...

  • Page 323: Diagram Of Paper Paths (W/ Copy Tray )

    Chapter 8 F-8-5 [1] Pickup from cassette 1 [2] Pickup from cassette 2 [3] Pickup from cassette pedestal [4] Pickup from side paper deck [5] Pickup from manual feeder [6] Delivery from copy tray 1 8.1.7 Diagram of Paper Paths (w/ copy tray ) 0007-1484 iR3570 / iR4570...

  • Page 324: Diagram Of Paper Paths (W/ 3 Way Unit-A1 /Copy Tray)

    Chapter 8 　 F-8-6 [1] Pickup from cassette 1 [2] Pickup from cassette 2 [3] Pickup from cassette pedestal (option) [4] Pickup from side paper deck (option) [5] Pickup from manual feeder [6] Delivery to copy tray 1 [7] Delivery to copy tray 2 (option) [8] Delivery to copy tray 3 (option) 8.1.8 Diagram of Paper Paths (w/ 3 Way Unit-A1 /copy tray) 0006-7404...

  • Page 325: Diagram Of Paper Paths (W/ Finisher-S1/Copy Tray)

    Chapter 8 F-8-7 [1] Pickup from cassette 1 [2] Pickup from cassette 2 [3] Pickup from cassette pedestal (option) [4] Pickup from side paper deck (option) [5] Pickup from manual feeder [6] Delivery to copy tray 1 [7] Delivery to copy tray 2 (option) [8] Delivery to copy tray 3 (option) 8.1.9 Diagram of Paper Paths (w/ Finisher-S1/copy tray) 0006-7405...

  • Page 326: Diagram Of Paper Paths (W/ Finisher-Q3/Saddle Finisher-Q4)

    Chapter 8 　 F-8-8 [1] Pickup from cassette 1 [2] Pickup from cassette 2 [3] Pickup from cassette pedestal (option) [4] Pickup from paper deck (option) [5] Pickup from manual feeder [6] Delivery to Finisher-S1 (option) [7] Delivery to copy tray 3 (option) 8.1.10 Diagram of Paper Paths (w/ Finisher-Q3/Saddle Finisher-Q4) 0006-7406 iR2270 / iR2870 / iR3570 / iR4570...

  • Page 327: Arrangement Of Sensors

    Chapter 8 F-8-9 [1] Pickup from cassette 1 [2] Pickup from cassette 2 [3] Pickup from cassette pedestal (option) [4] Pickup from paper deck (option) [5] Pickup from manual feeder [6] Delivery to Finisher-Q3/Saddle Finisher-Q4 (option) [7] No.2 delivery assembly (option) 8.1.11 Arrangement of Sensors 0006-7408 iR2270 / iR2870...

  • Page 328: Arrangement Of Sensors

    Chapter 8 　 [14] [13] [12] [11] [10] F-8-10 [1] Cassette 1 paper level sensor B (PS4) [2] Cassette 1 paper level sensor A (PS3) [3] Cassette 2 paper level sensor B (PS6) [4] Cassette 2 paper level sensor A (PS5) [5] Cassette 2 paper sensor (PS2) [6] Cassette 2 retry sensor (PS11) [7] Cassette 1 paper sensor (PS1)
  • Page 329 Chapter 8 [19] [18] [17] [16] [15] [13] [12] [11] [10] F-8-11 [1] Cassette 1 paper level sensor B (PS4) [2] Cassette 1 paper level sensor A (PS3) [3] Cassette 2 paper level sensor B (PS6) [4] Cassette 2 paper level sensor A (PS5) [5] Cassette 2 paper sensor (PS2) [6] Cassette 2 retry sensor (PS11) [7] Cassette 1 paper sensor (PS1)

  • Page 330: Route Of Drive

    Chapter 8 　 [19] Delivery full sensor 1 (PS15) 8.1.13 Route of Drive 0006-7411 iR2270 / iR2870 F-8-12 M2 Main motor M3 Fixing motor M4 No.1 delivery motor M6 Cassette 1 pickup motor M7 Cassette 2 pickup motor SL1 Cassette 1 pickup solenoid SL2 Cassette 2 pickup solenoid CL1 Manual pickup clutch CL2 Registration clutch...
  • Page 331 Chapter 8 - Main Body F-8-13 M2 Main motor M3 Fixing motor M4 No.1 delivery motor M6 Cassette 1 pickup motor M7 Cassette 2 pickup motor M10 Duplexing motor SL1 Cassette 1 pickup solenoid SL2 Cassette 2 pickup solenoid CL1 Manual pickup clutch CL2 Registration clutch - Expancion Delivery Unit 8-15...
  • Page 332 Chapter 8 　 F-8-14 M1 No.2 delivery motor M2 No.3 delivery motor SL1 No.1 delivery solenoid SL2 No.2 delivery solenoid SL3 No.3 delivery solenoid 8-16...

  • Page 333: Basic Sequence

    Chapter 8 8.2 Basic Sequence 8.2.1 Basic Sequence 0007-2658 iR2270 / iR2870 / iR3570 / iR4570 - Basic Sequence of Operation for Making 3 Prints Print Start PRINT Cassette 1 pickup motor (M6) Cassette 1 pickup solenoid (SL1) Cassette 1 retry sensor (PS10) Main motor (M2) Registration sensor...
  • Page 334 Chapter 8 　 F-8-16 1. Increase in Speed for Pickup Operation The speed is 1.5 times as high as the process speed (no increase if for manual feed pickup/in the case of the 1st sheet from cassette 1, accelerates to about twice as fast). - Finisher-S1 in Use 8-18...
  • Page 335 Chapter 8 F-8-17 1. Increase in Speed for Pickup Operation The speed is 1.5 times as high as the process speed (no increase if for manual feed pickup/in the case of the 1st sheet from cassette 1, accelerates to about twice as fast). 2.

  • Page 336: Increase In Speed

    Chapter 8 　 F-8-18 1. Increase in Speed for Pickup Operation The speed is 1.5 times as high as the process speed (no increase if for manual feed pickup/in the case of the 1st sheet from cassette 1, accelerates to about twice as fast). 2.
  • Page 337 Chapter 8 - Finisher-S1 in Use F-8-19 1. Increase in Speed for Pickup The speed is 1.5 times as high as the process speed (in the case of manual feed, decelerates to about 0.6). 2. Increase in Speed for Reversal The speed is 2 times as high as the process speed (no increase if for delivery to tray 3).
  • Page 338 Chapter 8 　 F-8-20 1. Increase in Speed for Pickup The speed is 1.5 times as high as the process speed (in the cassette of manual feed, decelerates to about 0.6). 2. Increase in Speed for Reversal The speed is 2 times as high as the process speed. 8-22...

  • Page 339: Detecting Jams

    Chapter 8 8.3 Detecting Jams 8.3.1 Delivery Jams 8.3.1.1 Delay Jam Outside the Cassette Pickup Assembly 0007-2663 iR2270 / iR2870 / iR3570 / iR4570 A delay jam outside the cassette pickup assembly is identified as follows: The length of time it takes for paper to move from the sensor N-1 to the delay jam sensor N is kept under control; a delay jam is identified if the delay jam sensor does not go on within a specific length of time after the sensor N has gone on.

  • Page 340: Stationary Jams

    Chapter 8 　 Start key ON or PRINT set INTR PRINT Pickup motor Jam check Normal Error Sensor N [1]:specific length of feed in time F-8-22 T-8-3 Source of paper Motor Sensor Cassette 1 cassette 1 pickup motor cassette 1 retry sensor (PS10) Cassette 2 cassette 2 pickup motor cassette 2 retry sensor (PS11)

  • Page 341: Stationary Jam At Power-On

    Chapter 8 Sensor Fixing outlet sensor (PS13) No. 1 delivery sensor (PS14) Duplex feed sensor (PS17) 8.3.2.2 Stationary Jam at Power-On 0007-2666 iR2270 / iR2870 / iR3570 / iR4570 The machine makes a check to see that there is no paper over the following sensors before it starts initial multiple rotation at power-on: T-8-5 Sensor...

  • Page 342: Cassette Pick-Up Unit

    Chapter 8 　 8.4 Cassette Pick-Up Unit 8.4.1 Overview 0007-2121 iR2270 / iR2870 / iR3570 / iR4570 The paper inside the cassette is held up by the lifter plate. When pickup takes place, the pickup roller moves down to come into contact with the surface of paper. The pickup roller is moved down when the pickup solenoid goes on. The feed roller and the separation roller serve to make sure that a single sheet of paper is moved to the feed path, and the paper is moved as far as the registration roller by the work of the vertical path roller.

  • Page 343: Identifying The Paper Size

    Chapter 8 8.4.2 Basic Sequence 0007-7947 iR2270 / iR2870 / iR3570 / iR4570 - Basic Sequence of Operation for Making 3 Prints Print Start PRINT Cassette 1 pickup motor (M6) Cassette 1 pickup solenoid (SL1) Cassette 1 retry sensor (PS10) Main motor (M2) Registration sensor (PS9)
  • Page 344 Chapter 8 　 INCH SW4-ON=INCH F-8-26 [1] AB/Inch switch [2] Cassette size dial [3] Cassette size detection PCB T-8-7 AB-configuration Size (no cassette) Envelope ON/OFF 8-28...

  • Page 345: Setting Up The Universal Cassette

    Chapter 8 AB-configuration SW4 is used to detect the state of the AB/Inch-configuration switch. The machine will assume the absence of a cassette if it detects a combination not found in the table. At this time, it does not move up the cassette lifter. Since the paper size is not identified, there will be no indication of a paper size on the control panel;...

  • Page 346: Paper Level Sensor

    Chapter 8 　 T-8-9 G-LTR FLSC G-LGL A-LTR The following is a list of sizes that may be assigned in addition to default sizes in service mode: T-8-10 Universal U1 Through U4 Size FLSC E-OFI B-OFI A-OFI M-OFI FOLI A-FLS G-LTR G-LGL A-LTR (LTR)
  • Page 347 Chapter 8 Cassette 1 Cassette 2 Paper level sensor B Paper sensor F-8-27 [1] Flag [2] Cassette paper sensor [3] Lifter clutch [4] Cassette paper level sensor A [5] Cassette paper level sensor B [6] Paper level sensor flag [7] Lifter gear [8] Tray 8-31...
  • Page 348 Chapter 8 　 View from the Front of the Machine When full with paper Cassette paper Cassette paper level sensor B level sensor A Paper When half full with paper Paper Cassette paper Cassette paper level sensor A level sensor B OFF ON When there is little paper Paper...
  • Page 349 Paper level Paper level Paper Control panel Paper level sensor A sensor B sensor indication 50% to 50 sheets (approx.) 50 sheets or less (approx.) No paper...

  • Page 350: Manual Feed Pickup Unit

    Chapter 8 　 8.5 Manual Feed Pickup Unit 8.5.1 Overview 0007-2123 iR2270 / iR2870 / iR3570 / iR4570 The paper in the tray of the manual feed pickup unit is forced against the manual feed pickup roller by the work of the pickup guide plate;...

  • Page 351: Basic Sequence Of Operation

    Chapter 8 8.5.2 Basic Sequence of Operation 0007-2124 iR2270 / iR2870 / iR3570 / iR4570 The multi-pickup roller starts to rotate when the manual pickup clutch (CL1) goes on to start upper separation to pick up a single sheet of paper. When the leading edge of the sheet reaches the registration sensor (PS26) and is moved a specific distance, the manual pickup clutch goes off, causing the sheet to arch in the registration roller area.

  • Page 352: Paper Retaining Mechanism

    Chapter 8 　 [3] Center gear [4] Side guide (front) [5] Variable resistor (SVR1) [6] Manual feed tray 8.5.4 Paper Retaining Mechanism 0007-2189 iR2270 / iR2870 / iR3570 / iR4570 The holding plate of the machine's cassette is fixed in position at all times, and does not move up/down at time of pickup, and must temporarily be released when paper is set between it and the manual feed pickup roller.
  • Page 353 Chapter 8 F-8-33 3. When the upper guide is closed once again, the holding plate becomes locked in position once again. F-8-34 8-37...

  • Page 354: Registration Unit

    Chapter 8 　 8.6 Registration Unit 8.6.1 Overview 0007-2213 iR2270 / iR2870 / iR3570 / iR4570 The registration roller is driven by the main motor (M2). In between the registration roller and the main motor is the registration clutch (SL2), servicing to turn on and off the registration roller so that the paper will be matched in relation to the image on the drum at correct registration.
  • Page 355 Chapter 8 COPIER>ADJUST>FEED-ADJ>ADJ-RE-L Use it to adjust the horizontal registration for the 2nd side of large-size double-sided prints. COPIER>ADJUST>FEED-ADJ>LOOPREFE Use it to adjust the degree of arching for the 2nd side of double-sided prints. Reference: small-size: A4, B5, and the like, whose side in paper feed direction is shorter than that of LTR. Large-size: A3, A4R, B5R, and the like, whose side in feed direction is longer than that of LTR.

  • Page 356: Duplex Feeding Unit

    Chapter 8 　 8.7 Duplex Feeding Unit 8.7.1 Overview 0007-2218 iR2270 / iR2870 Inside the duplexing assembly are found two sets of rollers that are driven by the main motor (M2) and the duplexing clutch (CL6). Different sets of rollers are used to turn over the sheet for duplexing depending on whether or not the machine is equipped with a delivery accessory*: If a delivery accessory is present, the reversing rollers are used to turn over the sheet.

  • Page 357: Overview

    Chapter 8 [6] Duplexing feeding roller 1 Configuration of the Components If With a Delivery Accessory F-8-37 [1] Reversing roller [2] Reversal sensor (PS4A) [3] Duplexing inlet sensor (PS3A) [4] Duplexing inlet roller [5] Duplexing feeding roller 1 [6] Duplexing feed sensor (PS17) [7] Duplexing feeding roller 2 8.7.2 Overview 0007-2221...

  • Page 358: Sequence Of Image Formation

    Chapter 8 　 F-8-38 [1] Reversing roller [2] Reversal sensor (PS4A) [3] Duplexing inlet sensor (PS3A) [4] Duplexing inlet roller [5] Duplexing feeding roller 1 [6] Duplexing feed sensor (PS17) [7] Duplexing feeding roller 2 8.7.3 Sequence of Image Formation 0007-2223 iR2270 / iR2870 / iR3570 / iR4570 The machine goes thorough the following sequence to form images when making double-sided copies/prints:...
  • Page 359 Chapter 8 - Configuration Without an Accessory Installed A4/LTR 1-2 2-2 1-1 3-2 2-1 4-2 3-1 4 sheets A4/LTR 2-2 1-1 3-2 4-1 5-1 5 sheets A4/LTR 2-2 1-1 3-2 4-2 3-1 4-1 6-2 5-1 6-1 6 sheets A3/LDR 3 sheets F-8-39 - Configuration with an Accessory Installed A4/LTR...

  • Page 360: Sequence Of Image Formation

    Chapter 8 　 5 sheets 1-1 2-2 2-1 5-2 5-1 indicates the 1st side of the 1st sheet indicates the 2nd side of the 1st sheet F-8-41 8.7.4 Sequence of Image Formation 0007-8703 iR3570 / iR4570 The machine goes thorough the following sequence to form images when making double-sided copies/prints: A4/LTR 1-2 2-2 1-1 3-2 2-1 4-2 3-1...

  • Page 361: Flow Of Paper (W/O/ Delivery Option)

    Chapter 8 8.7.5 Flow of Paper (w/o/ delivery option) 0007-3125 iR2270 / iR2870 A4/LTR, 5 Sheets A number in a circle indicates the 1st side, while a number in a square indicates the 2nd side. F-8-44 The 1st sheet is picked up. F-8-45 An image is formed for the 2nd side of the 1st sheet.
  • Page 362 Chapter 8 　 F-8-46 The 1st sheet is turned over and moved to duplexing registration. An image is formed for the 2nd side of the 2nd sheet. F-8-47 The 1st sheet is moved for registration once again. The 2nd sheet is turned over and moved for duplexing registration. The 3rd sheet is picked up.
  • Page 363 Chapter 8 F-8-48 An image is formed for the 1st side of the 1st sheet and for the 2nd side of the 3rd sheet. The 2nd sheet is moved for duplexing. F-8-49 The 1st sheet is delivered. The 3rd sheet is turned over and moved for duplexing registration. The 2nd sheet is moved for registration once again.
  • Page 364 Chapter 8 　 F-8-50 An image is formed for the 1st side of the 2nd sheet and for the 2nd side of the 4th sheet. The 3rd sheet is moved for duplexing. F-8-51 The 2nd sheet is delivered. The 4th sheet is reversed and is moved for duplexing registration. The 3rd sheet is picked for registration once again.
  • Page 365 Chapter 8 F-8-52 An image is formed for the 1st side of the 3rd sheet and for the 2nd side of the 5th sheet. The 4th sheet is moved for duplexing. F-8-53 The 3rd sheet is delivered. The 5th sheet is turned over and moved for registration. The 4th sheet is moved for registration once again.
  • Page 366 Chapter 8 　 F-8-54 An image is formed for the 1st side of the 4th sheet. The 5th sheet is moved for duplexing. F-8-55 The 4th sheet is delivered. The 5th sheet is moved for registration once again. F-8-56 8-50...

  • Page 367: Flow Of Paper (W/ Delivery Option)

    Chapter 8 An image is formed for the 1st side of the 5th sheet. F-8-57 The 5th sheet is delivered. 8.7.6 Flow of Paper (w/ delivery option) 0007-3126 iR2270 / iR2870 A4/LTR, 5 Sheets, Delivery to Tray 1/2 A number in a circle indicates the 1st side, while a number in a square indicates the 2nd side. F-8-58 The 1st sheet is picked up.
  • Page 368 Chapter 8 　 F-8-59 An image is formed for the 2nd side of the 1st sheet. The 2nd sheet is picked up. F-8-60 The 1st sheet is turned over, and is moved for duplexing registration. An image is formed for the 2nd side of the 2nd sheet.
  • Page 369 Chapter 8 The 1st sheet is moved for registration once again. The 2nd sheet is turned over and moved for duplexing registration. The 3rd sheet is picked up. F-8-62 An image is formed for the 1st side of the 1st sheet and the 2nd side of the 3rd sheet. The 2nd sheet is moved for duplexing.
  • Page 370 Chapter 8 　 F-8-64 An image is formed for the 1st side of the 2nd sheet and for the 2nd side of the 4th sheet. The 3rd sheet is moved for duplexing. F-8-65 The 2nd sheet is delivered. The 4th sheet is turned over, and is moved for duplexing registration. The 3rd sheet is moved for registration once again.
  • Page 371 Chapter 8 F-8-66 An image is formed for the 1st side of the 3rd sheet and for the 2nd side of the 5th sheet. The 5th sheet is moved for duplexing. F-8-67 The 3rd sheet is delivered. The 5th sheet is turned over, and is moved for duplexing registration. The 4th sheet is moved for registration once again.
  • Page 372 Chapter 8 　 F-8-68 An image is formed for the 1st side of the 4th sheet. The 5th sheet is moved for duplexing. F-8-69 The 4th sheet is delivered. The 5th sheet is moved for registration once again. F-8-70 8-56...

  • Page 373: Flow Of Paper

    Chapter 8 An image is formed for the 1st side of the 5th sheet. F-8-71 The 5th sheet is delivered. 8.7.7 Flow of Paper 0007-3407 iR3570 / iR4570 A4/LTR, 5 Sheets, Delivery to Tray 1/2 A number in a circle indicates the 1st side, while a number in a square indicates the 2nd side. F-8-72 The 1st sheet is picked up.
  • Page 374 Chapter 8 　 F-8-73 An image is formed for the 2nd side of the 1st sheet. The 2nd sheet is picked up. F-8-74 The 1st sheet is turned over, and is moved for duplexing registration. An image is formed for the 2nd side of the 2nd sheet.
  • Page 375 Chapter 8 The 1st sheet is moved for registration once again. The 2nd sheet is turned over and moved for duplexing registration. The 3rd sheet is picked up. F-8-76 An image is formed for the 1st side of the 1st sheet and the 2nd side of the 3rd sheet. The 2nd sheet is moved for duplexing.
  • Page 376 Chapter 8 　 F-8-78 An image is formed for the 1st side of the 2nd sheet and for the 2nd side of the 4th sheet. The 3rd sheet is moved for duplexing. F-8-79 The 2nd sheet is delivered. The 4th sheet is turned over, and is moved for duplexing registration. The 3rd sheet is moved for registration once again.
  • Page 377 Chapter 8 F-8-80 An image is formed for the 1st side of the 3rd sheet and for the 2nd side of the 5th sheet. The 5th sheet is moved for duplexing. F-8-81 The 3rd sheet is delivered. The 5th sheet is turned over, and is moved for duplexing registration. The 4th sheet is moved for registration once again.
  • Page 378 Chapter 8 　 F-8-82 An image is formed for the 1st side of the 4th sheet. The 5th sheet is moved for duplexing. F-8-83 The 4th sheet is delivered. The 5th sheet is moved for registration once again. F-8-84 8-62...
  • Page 379 Chapter 8 An image is formed for the 1st side of the 5th sheet. F-8-85 The 5th sheet is delivered. 8-63...

  • Page 380: Parts Replacement Procedure

    Chapter 8 　 Parts Replacement Procedure 8.8.1 Pick-up Unit 1 8.8.1.1 Removing the Right Cover (rear) 0007-6551 F-8-87 iR2270 / iR2870 / iR3570 / iR4570 2) Remove the screw [1], and detach the fixing plate 1) Open the pedestal right door [1]. (if equipped with [2].

  • Page 381: Removing The Right Door

    Chapter 8 F-8-90 5) While freeing the hinge assembly [2], detach the right door. F-8-92 When tightening the 2 screws used to fix the hinge in place, be sure to close the right door first. F-8-91 8.8.1.3 Removing the Right Attaching the Right Door Door 0007-7329...

  • Page 382: Removing The Right Cover (Lower Front)

    Chapter 8 　 1) Open the pedestal right door [1]. (if equipped with a Cassette Feeding Unit-Y2) 2) Open the lower right door [2]. 3) Remove the 2 screws [3], and detach the right cover (lower front) [4]. F-8-94 Attaching the Right Door 1) Match the hinge [1] found at the bottom of the right door against the lug.

  • Page 383: Pick-Up Unit 2

    Chapter 8 8.8.2.2 Removing the Right Cover (lower front) 0007-6556 iR2270 / iR2870 / iR3570 / iR4570 1) Open the pedestal right door [1]. (if equipped with a Cassette Feeding Unit-Y2) 2) Open the lower right door [2]. 3) Remove the 2 screws [3], and detach the right cover (lower front) [4].

  • Page 384: Pickup Roller

    Chapter 8 　 8.8.4 Sensor Mount 8.8.4.1 Removing the Right Cover (rear) 0007-6558 iR2270 / iR2870 / iR3570 / iR4570 1) Open the pedestal right door [1]. (if equipped with a 2-Cassette Pedestal-Y2) F-8-101 2) Open the right lower door [2]. 3) Remove the 5 screws [3], and detach the right cover 8.8.3 Pickup Roller (rear) [4].
  • Page 385 Chapter 8 F-8-107 F-8-104 5) While freeing the hinge assembly [2], detach the 2) Remove the screw [1], and detach the fixing plate right door. [2]. F-8-108 F-8-105 Attaching the Right Door 3) Remove the joint shaft [1], and free the extension 1) Match the hinge [1] found at the bottom of the right delivery unit [2] from the right door.

  • Page 386: Removing The Right Door

    Chapter 8 　 F-8-111 Attaching the Right Door 1) Match the hinge [1] found at the bottom of the right door against the lug. 2) Engage the hinge [2] found on the top of the right door with the hook found on the side plate. F-8-109 When tightening the 2 screws used to fix the hinge in place, be sure to close the right door first.

  • Page 387: Removing The Pickup Assembly 1

    Chapter 8 1) Open the right door [1] of the pedestal (if a 2- Cassette Pedestal-Y1 is installed). 2) Open the lower right cover [2]. 3) Remove the 2 screws, and detach the right cover (lower front) [3]. F-8-115 8.8.4.6 Removing the Pickup Assembly 2 0007-6565 iR2270 / iR2870 / iR3570 / iR4570...

  • Page 388: Mounting The Sensor Mounting Plate

    Chapter 8 　 8.8.4.8 Mounting the Sensor Mounting Plate 0007-6568 iR2270 / iR2870 / iR3570 / iR4570 Take care not to orient the pickup unit facing down when mounting the sensor base; otherwise, the gears will fall out. 1) After fitting the bushing [1] to the frame, mount the gear shaft [2].

  • Page 389: Cassette Pick-Up Motor 1

    Chapter 8 with the cam gear [3]. F-8-122 F-8-123 Try turning the gears to be sure that they turn without 8.8.5.2 Removing the Right resistance. Cover (rear) 0007-6988 8.8.5 Cassette Pick-up Motor 1 iR2270 / iR2870 / iR3570 / iR4570 1) Open the pedestal right door [1].

  • Page 390: Removing The Pickup Motor Base

    Chapter 8 　 8.8.5.3 Removing the Pickup Motor Base 0007-6983 iR2270 / iR2870 / iR3570 / iR4570 1) Free the harness [1] from the 2 wire saddles [2]. F-8-128 8.8.5.4 Removing the Cassette Pickup Motor 1 0007-6578 iR2270 / iR2870 / iR3570 / iR4570 F-8-125 1) Remove the 2 screws, and detach the cassette 2) Remove the 5 screws [1].

  • Page 391: Removing The Right Cover (Rear)

    Chapter 8 If the left cover (lower) has already been detached, the screw [3] should also have been removed. F-8-131 8.8.6.3 Removing the Pickup Motor Base 0007-6990 iR2270 / iR2870 / iR3570 / iR4570 F-8-130 1) Free the harness [1] from the 2 wire saddles [2]. 8.8.6.2 Removing the Right Cover (rear) 0007-6599...

  • Page 392: Removing The Cassette Pickup Motor 2

    Chapter 8 　 3) Disconnect the 2 connectors [1]. F-8-134 4) Remove the 5 screws [1], and detach the pickup F-8-136 motor base [2]. 8.8.7 Cassette Size Sensor 8.8.7.1 Removing the Right Cover (rear) 0007-6602 iR2270 / iR2870 / iR3570 / iR4570 1) Open the pedestal right door [1].

  • Page 393: Removing The Right Door

    Chapter 8 tightening). 8.8.7.2 Removing the Right Door 0007-6603 iR3570 / iR4570 1) Open the right door. F-8-141 5) While freeing the hinge assembly [2], detach the right door. F-8-138 2) Remove the screw [1], and detach the fixing plate [2].

  • Page 394: Removing The Right Cover (Lower Front)

    Chapter 8 　 F-8-145 Attaching the Right Door 1) Match the hinge [1] found at the bottom of the right door against the lug. 2) Engage the hinge [2] found on the top of the right door with the hook found on the side plate. F-8-143 When tightening the 2 screws used to fix the hinge in place, be sure to close the right door first.

  • Page 395: Removing The Pickup Assembly 2

    Chapter 8 8.8.7.6 Removing the Pickup 1) Open the pedestal right door [1]. (if equipped with Assembly 1 0007-6609 a Cassette Feeding Unit-Y2) iR2270 / iR2870 / iR3570 / iR4570 2) Open the lower right door [2]. 3) Remove the 2 screws [3], and detach the right cover 1) Slide out the cassette 1/2.

  • Page 396: Cassette Retry Paper Sensor

    Chapter 8 　 F-8-151 F-8-153 2) Disconnect the connector from the cassette size 5) Detach the cover [1] from the PCB. sensor relay PCB (in the case of the size sensor 1, disconnect the connector [1]; in the case of the size sensor 2, disconnect the connector [2]).

  • Page 397: Removing The Right Door

    Chapter 8 1) Open the pedestal right door [1]. (if equipped with a 2-Cassette Pedestal-Y2) 2) Open the right lower door [2]. 3) Remove the 5 screws [3], and detach the right cover (rear) [4]. F-8-158 3) Remove the joint shaft [1], and free the extension delivery unit [2] from the right door.

  • Page 398: Removing The Right Door

    Chapter 8 　 1) Open the right door. F-8-161 F-8-163 Attaching the Right Door 1) Match the hinge [1] found at the bottom of the right 2) Remove the reuse band [1], and disconnect the door against the lug. connector [2]. 2) Engage the hinge [2] found on the top of the right 3) Remove the 2 screws (M4x8;...

  • Page 399: Removing The Right Cover (Lower Front)

    Chapter 8 F-8-166 8.8.8.5 Removing the Pickup F-8-165 Assembly 1 0007-6614 iR2270 / iR2870 / iR3570 / iR4570 When tightening the 2 screws used to fix the hinge in place, be sure to close the right door first. 1) Slide out the cassette 1/2. 2) Disconnect that 3 connectors [1];...

  • Page 400: Removing The Sensor Mounting Plate

    Chapter 8 　 F-8-170 F-8-168 Pickup Unit 1 8.8.8.6 Removing the Pickup Assembly 2 0007-6615 iR2270 / iR2870 / iR3570 / iR4570 1) Slide out the cassette 1/2. 2) Disconnect the connector [1], and free the harness from the guide; then, remove the 4 screws [2], and detach the pickup assembly 2 [3].

  • Page 401: Removing The Cassette Retry Paper Sensor

    Chapter 8 8.8.8.8 Removing the Cassette Retry Paper Sensor 0007-6617 iR2270 / iR2870 / iR3570 / iR4570 1) Disconnect the connector [1], and detach the cassette retry paper sensor [2]. F-8-174 8.8.9.2 Removing the Right F-8-173 Door 0007-6658 8.8.9 Cassette Paper Sensor iR3570 / iR4570 1) Open the right door.

  • Page 402: Removing The Right Door

    Chapter 8 　 F-8-179 F-8-176 Attaching the Right Door 3) Remove the joint shaft [1], and free the extension delivery unit [2] from the right door. 1) Match the hinge [1] found at the bottom of the right door against the lug. 2) Engage the hinge [2] found on the top of the right door with the hook found on the side plate.

  • Page 403: Removing The Right Cover (Lower Front)

    Chapter 8 1) Open the right door. F-8-181 2) Remove the reuse band [1], and disconnect the connector [2]. 3) Remove the 2 screws (M4x8; RS tightening), and detach the right door. F-8-183 When tightening the 2 screws used to fix the hinge in place, be sure to close the right door first.

  • Page 404: Removing The Pickup Assembly 1

    Chapter 8 　 F-8-186 8.8.9.6 Removing the Pickup F-8-184 Assembly 2 0007-6624 iR2270 / iR2870 / iR3570 / iR4570 8.8.9.5 Removing the Pickup Assembly 1 0007-6623 1) Slide out the cassette 1/2. iR2270 / iR2870 / iR3570 / iR4570 2) Disconnect the connector [1], and free the harness from the guide;...

  • Page 405: Removing The Cassette Paper Sensor

    Chapter 8 8.8.9.8 Removing the Cassette Paper Sensor 0007-6626 iR2270 / iR2870 / iR3570 / iR4570 1) Disconnect the connector [1], and detach the cassette paper sensor [2]. F-8-188 Pickup Unit 1 F-8-191 8.8.10 Cassette Paper Level Sensor (A/B) 8.8.10.1 Removing the Right Cover (rear) 0007-6627 F-8-189...

  • Page 406: Removing The Right Door

    Chapter 8 　 F-8-194 3) Remove the joint shaft [1], and free the extension delivery unit [2] from the right door. F-8-192 8.8.10.2 Removing the Right Door 0007-6656 iR3570 / iR4570 1) Open the right door. F-8-195 4) Disconnect the connector [1], and remove the reuse band [2];...

  • Page 407: Removing The Right Door

    Chapter 8 1) Open the right door. F-8-197 F-8-199 Attaching the Right Door 1) Match the hinge [1] found at the bottom of the right 2) Remove the reuse band [1], and disconnect the door against the lug. connector [2]. 2) Engage the hinge [2] found on the top of the right 3) Remove the 2 screws (M4x8;...

  • Page 408: Removing The Right Cover (Lower Front)

    Chapter 8 　 F-8-202 8.8.10.5 Removing the Pickup F-8-201 Assembly 1 0007-6634 iR2270 / iR2870 / iR3570 / iR4570 When tightening the 2 screws used to fix the hinge in place, be sure to close the right door first. 1) Slide out the cassette 1/2. 2) Disconnect the 3 connectors [1];...

  • Page 409: Removing The Pickup Assembly 2

    Chapter 8 F-8-206 F-8-204 Pickup Unit 1 8.8.10.6 Removing the Pickup Assembly 2 0007-6635 iR2270 / iR2870 / iR3570 / iR4570 1) Slide out the cassette 1/2. 2) Disconnect the connector [1], and free the harness from the guide; then, remove the 4 screws [2], and detach the pickup assembly 2 [3].

  • Page 410: Removing The Cassette Paper Level Sensor (A/B)

    Chapter 8 　 8.8.10.8 Removing the Cassette Paper Level Sensor (A/B) 0007-6639 iR2270 / iR2870 / iR3570 / iR4570 1) Disconnect the connector [1] (1 pc. each), and detach the cassette power level sensor (A/B) [2]. F-8-210 8.8.11.2 Removing the Right F-8-209 Door 0007-6657...

  • Page 411: Removing The Right Door

    Chapter 8 F-8-215 F-8-212 Attaching the Right Door 3) Remove the joint shaft [1], and free the extension delivery unit [2] from the right door. 1) Match the hinge [1] found at the bottom of the right door against the lug. 2) Engage the hinge [2] found on the top of the right door with the hook found on the side plate.

  • Page 412: Removing The Manual Feed Unit

    Chapter 8 　 1) Open the right door. F-8-217 2) Remove the reuse band [1], and disconnect the connector [2]. 3) Remove the 2 screws (M4x8; RS tightening), and detach the right door. F-8-219 When tightening the 2 screws used to fix the hinge in place, be sure to close the right door first.

  • Page 413: Removing The Manual Tray Unit

    Chapter 8 F-8-224 F-8-221 8.8.11.5 Removing the Manual 3) Remove the connector cover [1] (snap-on). Tray Unit 0007-6648 iR2270 / iR2870 / iR3570 / iR4570 1) Disconnect the connector [1]. 2) Remove the tie-wrap [2]. F-8-222 4) Disconnect the connector [1]. 5) Remove the 4 screws [2], and detach the manual feed unit [3].

  • Page 414: Removing The Slide Resistor

    Chapter 8 　 2) Open the right lower door [2]. 8.8.11.6 Removing the Slide 3) Remove the 5 screws [3], and detach the right cover Resistor 0007-6651 (rear) [4]. iR2270 / iR2870 / iR3570 / iR4570 1) Remove 2 screws [1], and detach the manual feed tray upper cover [2].

  • Page 415: Removing The Right Door

    Chapter 8 F-8-234 F-8-231 Attaching the Right Door 3) Remove the joint shaft [1], and free the extension delivery unit [2] from the right door. 1) Match the hinge [1] found at the bottom of the right door against the lug. 2) Engage the hinge [2] found on the top of the right door with the hook found on the side plate.

  • Page 416: Removing The Right Cover (Lower Front)

    Chapter 8 　 1) Open the right door. F-8-236 2) Remove the reuse band [1], and disconnect the connector [2]. 3) Remove the 2 screws (M4x8; RS tightening), and detach the right door. F-8-238 When tightening the 2 screws used to fix the hinge in place, be sure to close the right door first.

  • Page 417: Removing The Cassette Pickup Solenoid

    Chapter 8 F-8-241 8.8.12.6 Removing the Pickup F-8-239 Assembly 2 0007-6662 iR2270 / iR2870 / iR3570 / iR4570 8.8.12.5 Removing the Pickup Assembly 1 0007-6661 1) Slide out the cassette 1/2. iR2270 / iR2870 / iR3570 / iR4570 2) Disconnect the connector [1], and free the harness from the guide;...

  • Page 418: Cassette Size Sensor Relay Pcb

    Chapter 8 　 8.8.13.2 Removing the Right Door 0007-6668 iR3570 / iR4570 1) Open the right door. F-8-243 8.8.13 Cassette Size Sensor Relay F-8-245 8.8.13.1 Removing the Right 2) Remove the screw [1], and detach the fixing plate Cover (rear) 0007-6667 [2].

  • Page 419: Removing The Right Door

    Chapter 8 tightening). F-8-248 5) While freeing the hinge assembly [2], detach the right door. F-8-250 When tightening the 2 screws used to fix the hinge in place, be sure to close the right door first. F-8-249 8.8.13.3 Removing the Right Door 0007-7347 Attaching the Right Door...

  • Page 420: Removing The Right Cover (Lower Front)

    Chapter 8 　 1) Open the pedestal right door [1]. (if equipped with a Cassette Feeding Unit-Y2) 2) Open the lower right door [2]. 3) Remove the 2 screws [3], and detach the right cover (lower front) [4]. F-8-252 Attaching the Right Door 1) Match the hinge [1] found at the bottom of the right door against the lug.

  • Page 421: Removing The Cassette Size Sensor Relay Pcb

    Chapter 8 F-8-258 F-8-256 2) Remove the cassette size sensor relay PCB [2] (3 connectors [2], 2 clamps [3]). 8.8.13.6 Removing the Pickup Assembly 2 0007-6671 iR2270 / iR2870 / iR3570 / iR4570 1) Slide out the cassette 1/2. 2) Disconnect the connector [1], and free the harness from the guide;...

  • Page 422: Removing The Right Door

    Chapter 8 　 F-8-262 3) Remove the joint shaft [1], and free the extension delivery unit [2] from the right door. F-8-260 8.8.14.2 Removing the Right Door 0007-6698 iR3570 / iR4570 1) Open the right door. F-8-263 4) Disconnect the connector [1], and remove the reuse band [2];...

  • Page 423: Removing The Right Door

    Chapter 8 1) Open the right door. F-8-265 F-8-267 Attaching the Right Door 1) Match the hinge [1] found at the bottom of the right 2) Remove the reuse band [1], and disconnect the door against the lug. connector [2]. 2) Engage the hinge [2] found on the top of the right 3) Remove the 2 screws (M4x8;...

  • Page 424: Removing The Manual Feed Unit

    Chapter 8 　 F-8-271 3) Remove the connector cover [1] (snap-on). F-8-269 When tightening the 2 screws used to fix the hinge in place, be sure to close the right door first. F-8-272 8.8.14.4 Removing the Manual Feed Unit 0007-6699 4) Disconnect the connector [1].

  • Page 425: Removing The Manual Feed Tray Assembly

    Chapter 8 8.8.15 Manual Feed Unit 8.8.15.1 Removing the Right Cover (rear) 0007-6705 iR2270 / iR2870 / iR3570 / iR4570 1) Open the pedestal right door [1]. (if equipped with a 2-Cassette Pedestal-Y2) F-8-274 2) Open the right lower door [2]. 3) Remove the 5 screws [3], and detach the right cover 8.8.14.5 Removing the Manual (rear) [4].
  • Page 426 Chapter 8 　 F-8-281 F-8-278 5) While freeing the hinge assembly [2], detach the 2) Remove the screw [1], and detach the fixing plate right door. [2]. F-8-282 F-8-279 Attaching the Right Door 3) Remove the joint shaft [1], and free the extension 1) Match the hinge [1] found at the bottom of the right delivery unit [2] from the right door.

  • Page 427: Removing The Right Door

    Chapter 8 F-8-285 Attaching the Right Door 1) Match the hinge [1] found at the bottom of the right door against the lug. 2) Engage the hinge [2] found on the top of the right door with the hook found on the side plate. F-8-283 When tightening the 2 screws used to fix the hinge in place, be sure to close the right door first.

  • Page 428: Manual Pickup Roller

    Chapter 8 　 5) Remove the 4 screws [2], and detach the manual 1) Remove the manual upper guide link [1] (plastic E- feed unit [3]. ring [2] and boss [3]). F-8-290 F-8-287 2) Remove the screw [2], and detach the manual feed guide [1].

  • Page 429: Removing The Right Door

    Chapter 8 F-8-294 3) Remove the joint shaft [1], and free the extension delivery unit [2] from the right door. F-8-292 8.8.16.2 Removing the Right Door 0007-6710 iR3570 / iR4570 1) Open the right door. F-8-295 4) Disconnect the connector [1], and remove the reuse band [2];...

  • Page 430: Removing The Right Door

    Chapter 8 　 1) Open the right door. F-8-297 F-8-299 Attaching the Right Door 1) Match the hinge [1] found at the bottom of the right 2) Remove the reuse band [1], and disconnect the door against the lug. connector [2]. 2) Engage the hinge [2] found on the top of the right 3) Remove the 2 screws (M4x8;...

  • Page 431: Removing The Manual Feed Unit

    Chapter 8 F-8-303 3) Remove the connector cover [1] (snap-on). F-8-301 When tightening the 2 screws used to fix the hinge in place, be sure to close the right door first. F-8-304 8.8.16.4 Removing the Manual Feed Unit 0007-6994 4) Disconnect the connector [1]. iR2270 / iR2870 / iR3570 / iR4570 5) Remove the 4 screws [2], and detach the manual feed unit [3].

  • Page 432: Removing The Manual Feed Pickup Roller

    Chapter 8 　 F-8-306 F-8-308 8.8.16.5 Removing the Manual 8.8.17 Manual Pick-up Clutch Feed Pickup Roller 0007-6713 iR2270 / iR2870 / iR3570 / iR4570 8.8.17.1 Removing the Right 1) Remove the manual feed upper cover [1] (snap-on). Cover (rear) 0007-6675 iR2270 / iR2870 / iR3570 / iR4570 1) Open the pedestal right door [1].
  • Page 433 Chapter 8 1) Open the right door. F-8-313 5) While freeing the hinge assembly [2], detach the F-8-310 right door. 2) Remove the screw [1], and detach the fixing plate [2]. F-8-314 Attaching the Right Door F-8-311 1) Match the hinge [1] found at the bottom of the right door against the lug.

  • Page 434: Removing The Rear Cover

    Chapter 8 　 F-8-317 Attaching the Right Door 1) Match the hinge [1] found at the bottom of the right door against the lug. 2) Engage the hinge [2] found on the top of the right door with the hook found on the side plate. F-8-315 When tightening the 2 screws used to fix the hinge in place, be sure to close the right door first.

  • Page 435: Removing The Main Power Switch

    Chapter 8 1) Remove the 13 screws [1] and then the other screw [2]; then, detach the rear cover [3]. If the left cover (lower) has already been detached, the screw [3] should also have been removed. F-8-320 When connecting the 4 fastons, be sure that they are located as indicated by their specific location numbers.

  • Page 436: Manual Separation Pad

    Chapter 8 　 F-8-322 4) Pull out the manual feed pickup clutch [1]. F-8-324 8.8.18.2 Removing the Right Door 0007-6715 iR3570 / iR4570 1) Open the right door. F-8-323 8.8.18 Manual Separation Pad 8.8.18.1 Removing the Right Cover (rear) 0007-6714 iR2270 / iR2870 / iR3570 / iR4570 F-8-325 1) Open the pedestal right door [1].

  • Page 437: Removing The Right Door

    Chapter 8 F-8-329 F-8-326 Attaching the Right Door 3) Remove the joint shaft [1], and free the extension delivery unit [2] from the right door. 1) Match the hinge [1] found at the bottom of the right door against the lug. 2) Engage the hinge [2] found on the top of the right door with the hook found on the side plate.

  • Page 438: Removing The Manual Feed Unit

    Chapter 8 　 1) Open the right door. F-8-331 2) Remove the reuse band [1], and disconnect the connector [2]. 3) Remove the 2 screws (M4x8; RS tightening), and detach the right door. F-8-333 When tightening the 2 screws used to fix the hinge in place, be sure to close the right door first.

  • Page 439: Removing The Manual Feed Pickup Roller

    Chapter 8 F-8-338 F-8-335 8.8.18.5 Removing the Manual 3) Remove the connector cover [1] (snap-on). Feed Pickup Roller 0007-6717 iR2270 / iR2870 / iR3570 / iR4570 1) Remove the manual feed upper cover [1] (snap-on). F-8-336 4) Disconnect the connector [1]. 5) Remove the 4 screws [2], and detach the manual feed unit [3].

  • Page 440: Removing The Manual Feed Separation Pad

    Chapter 8 　 If the left cover (lower) has already been detached, the screw [3] should also have been removed. F-8-340 8.8.18.6 Removing the Manual Feed Separation pad 0007-6719 iR2270 / iR2870 / iR3570 / iR4570 1) Remove the holding plate [5]. 2) Remove the separation pad [6].

  • Page 441: Removing The Main Drive Assembly

    Chapter 8 F-8-345 4) Remove the 4 screws [1], and detach the main drive assembly [2]. F-8-344 Do not touch the screws that are glued in place. 8.8.19.3 Removing the Main Drive Assembly 0007-7530 iR2270 / iR2870 1) Disconnect the 6 connectors [1]. 2) Free the cable from the 6 cable clamps [2].

  • Page 442: Removing The Pickup Roller/Feed Roller/Separation Roller

    Chapter 8 　 8.8.19.4 Removing Registration Clutch 0007-6723 iR2270 / iR2870 / iR3570 / iR4570 1) Disconnect the connector (2P) [1], and free the cable from the edge saddle [2] and the 3 wire saddles [3]. 2) Remove the E-ring [4], and detach the registration clutch [5].

  • Page 443: Removing The Right Door

    Chapter 8 F-8-351 3) Remove the joint shaft [1], and free the extension delivery unit [2] from the right door. F-8-349 8.8.21.2 Removing the Right Door 0007-6737 iR3570 / iR4570 1) Open the right door. F-8-352 4) Disconnect the connector [1], and remove the reuse band [2];...

  • Page 444: Removing The Right Door

    Chapter 8 　 1) Open the right door. F-8-354 F-8-356 Attaching the Right Door 1) Match the hinge [1] found at the bottom of the right 2) Remove the reuse band [1], and disconnect the door against the lug. connector [2]. 2) Engage the hinge [2] found on the top of the right 3) Remove the 2 screws (M4x8;...

  • Page 445: Removing The Right Cover (Lower Front)

    Chapter 8 F-8-359 8.8.21.5 Removing the Pickup F-8-358 Assembly 1 0007-6740 iR2270 / iR2870 / iR3570 / iR4570 When tightening the 2 screws used to fix the hinge in place, be sure to close the right door first. 1) Slide out the cassette 1/2. 2) Disconnect the 3 connectors [1];...

  • Page 446: Removing The Pickup Assembly 2

    Chapter 8 　 F-8-363 F-8-361 Pickup Unit 1 8.8.21.6 Removing the Pickup Assembly 2 0007-6741 iR2270 / iR2870 / iR3570 / iR4570 1) Slide out the cassette 1/2. 2) Disconnect the connector [1], and free the harness from the guide; then, remove the 4 screws [2], and detach the pickup assembly 2 [3].

  • Page 447: Removing The Vertical Path Roller

    Chapter 8 8.8.21.8 Removing the Vertical 1) Open the pedestal right door [1]. (if equipped with Path Roller 0007-6743 a 2-Cassette Pedestal-Y2) iR2270 / iR2870 / iR3570 / iR4570 2) Open the right lower door [2]. 3) Remove the 5 screws [3], and detach the right cover 1) Free the claw [A] of the gear [1] at the rear;...

  • Page 448: Removing The Right Door

    Chapter 8 　 F-8-373 F-8-370 Attaching the Right Door 3) Remove the joint shaft [1], and free the extension delivery unit [2] from the right door. 1) Match the hinge [1] found at the bottom of the right door against the lug. 2) Engage the hinge [2] found on the top of the right door with the hook found on the side plate.

  • Page 449: Removing The Duplex Feed Roller 2

    Chapter 8 1) Open the right door. F-8-375 2) Remove the reuse band [1], and disconnect the connector [2]. 3) Remove the 2 screws (M4x8; RS tightening), and detach the right door. F-8-377 When tightening the 2 screws used to fix the hinge in place, be sure to close the right door first.

  • Page 450: Duplex Feed Sensor

    Chapter 8 　 gear [2]. F-8-379 3) Remove the E-ring [1], and detach the duplex feed F-8-381 roller 2 [2]. 8.8.23.2 Removing the Right Door 0007-6751 iR3570 / iR4570 1) Open the right door. F-8-380 8.8.23 Duplex Feed Sensor 8.8.23.1 Removing the Right Cover (rear) 0007-6750 F-8-382...

  • Page 451: Removing The Right Door

    Chapter 8 F-8-386 F-8-383 Attaching the Right Door 3) Remove the joint shaft [1], and free the extension delivery unit [2] from the right door. 1) Match the hinge [1] found at the bottom of the right door against the lug. 2) Engage the hinge [2] found on the top of the right door with the hook found on the side plate.

  • Page 452: Removing The Duplex Feed Sensor

    Chapter 8 　 1) Open the right door. F-8-388 2) Remove the reuse band [1], and disconnect the connector [2]. 3) Remove the 2 screws (M4x8; RS tightening), and detach the right door. F-8-390 When tightening the 2 screws used to fix the hinge in place, be sure to close the right door first.

  • Page 453: Duplex Feed Clutch

    Chapter 8 duplex feed sensor [2]. F-8-392 8.8.24 Duplex Feed Clutch 8.8.24.1 Removing the Rear F-8-393 Cover 0007-7324 iR2270 / iR2870 8.8.24.2 Removing the Duplex Feed Clutch 0007-7325 1) Remove the 13 screws [1] and then the other screw iR2270 / iR2870 [2];...

  • Page 454: Delivery Assembly 1

    Chapter 8 　 1) Open the front cover [1]. F-8-395 F-8-397 8.8.25 Delivery Assembly 1 2) Remove the face cover rubber [1]. 3) Remove the binding screw [2]. 8.8.25.1 Removing the Right 4) Remove the RS tightening screw [3]. Cover (rear) 0008-1512 5) Detach the front cover unit [4] by moving it in the direction of the arrow.

  • Page 455: Removing The Right Door

    Chapter 8 F-8-402 F-8-399 4) Disconnect the connector [1], and remove the reuse band [2]; then, remove the 2 screws (M4x8; RS 8.8.25.4 Removing the Right tightening). Door 0007-6766 iR3570 / iR4570 1) Open the right door. F-8-403 5) While freeing the hinge assembly [2], detach the right door.

  • Page 456: Removing The Right Door

    Chapter 8 　 F-8-407 Attaching the Right Door 1) Match the hinge [1] found at the bottom of the right door against the lug. 2) Engage the hinge [2] found on the top of the right door with the hook found on the side plate. F-8-405 When tightening the 2 screws used to fix the hinge in place, be sure to close the right door first.

  • Page 457: Delivery Assembly

    Chapter 8 1) Remove the self-tapping screw [1], and detach the upper inside cover [2]. F-8-411 7) Pull out the Extension Delivery Kit [1] from the F-8-409 machine. 2) Free the harness [2] from the cable clamp [3], and detach the 2 re-use bands. 3) Disconnect the connector [1] from the machine terminal.

  • Page 458: Removing The Right Cover (Rear)

    Chapter 8 　 8.8.26 Fixing/ Delivery Drive Assembly 8.8.26.1 Removing the Right Cover (rear) 0008-1513 iR2270 / iR2870 / iR3570 / iR4570 1) Open the pedestal right door [1]. (if equipped with F-8-415 a 2-Cassette Pedestal-Y2) 2) Open the right lower door [2]. 2) Remove the face cover rubber [1].

  • Page 459: Removing The Right Door

    Chapter 8 F-8-420 F-8-417 4) Disconnect the connector [1], and remove the reuse band [2]; then, remove the 2 screws (M4x8; RS 8.8.26.4 Removing the Right tightening). Door 0007-6785 iR3570 / iR4570 1) Open the right door. F-8-421 5) While freeing the hinge assembly [2], detach the right door.

  • Page 460: Removing The Right Door

    Chapter 8 　 F-8-425 Attaching the Right Door 1) Match the hinge [1] found at the bottom of the right door against the lug. 2) Engage the hinge [2] found on the top of the right door with the hook found on the side plate. F-8-423 When tightening the 2 screws used to fix the hinge in place, be sure to close the right door first.

  • Page 461: Removing The Fixing Unit

    Chapter 8 3) Remove the 4 screws [1]. 1) Remove the delivery assembly 1 [1]. (3 screws [2]; 2 stepped screws on the left) F-8-430 F-8-427 4) Detach the fixing unit [1] toward the front. 8.8.26.7 Removing the Fixing Unit 0007-8721 iR2270 / iR2870 / iR3570 / iR4570 1) Remove the screw [1], and detach the harness cover...

  • Page 462: Removing The Fixing/Delivery Drive Assembly

    Chapter 8 　 1) Remove the screw [1], and detach the harness cover [2]. F-8-434 2) Disconnect the connector [1] of the harness, and free the harness from the cable clamp [2]. F-8-432 Do not touch the screw [1]. Turning it will change the pressure of the fixing assembly, which cannot be adjusted in the field, necessitating the replacement of the fixing assembly.

  • Page 463: Removing The Pickup Roller/Feed Roller/Separation Roller

    Chapter 8 8.8.27 Separation Roller 8.8.27.1 Removing the Pickup Roller/Feed Roller/ Separation Roller 0008-3155 iR2270 / iR2870 / iR3570 / iR4570 1) Slide out the cassette. 2) Open the right door (in the case of the separation roller). 3) Pick the tabs of the individual rollers, and detach the pickup roller [1], feed roller [2], and separation roller [3].
  • Page 465 Chapter 9　Fixing System...
  • Page 467 Contents Contents 9.1 Construction ............................... 9-1 9.1.1 Specifications, Control Mechanisms, and Functions .................. 9-1 9.1.2 Major Components ............................9-1 9.2 Basic Sequence..............................9-3 9.2.1 Power-On Sequence ............................ 9-3 9.2.2 Down Sequence ............................9-3 9.3 Various Control Mechanisms..........................9-4 9.3.1 Controlling the Speed of the Fixing Film ....................9-4 9.3.1.1 Controlling the Fixing Film Speed in Response to Low Temperature..........
  • Page 468 Contents 9.5.4.1 Removing the Inside Delivery Cover Unit ..................9-30 9.5.4.2 Removing the Grounding Plate......................9-31 9.5.4.3 Removing the Fixing Film Cover ....................... 9-31 9.5.4.4 Removing the Left Side Plate ......................9-33 9.5.4.5 Releasing the Locking Plate ....................... 9-34 9.5.4.6 Removing the Fixing Film Unit......................9-36 9.5.5 Internal Delivery Sensor ..........................

  • Page 469: Construction

    Chapter 9 9.1 Construction 9.1.1 Specifications, Control Mechanisms, and Functions 0006-6002 iR2270 / iR2870 / iR3570 / iR4570 The machine's fixing system has the following major functions: T-9-1 Item Description Fixing method by fixing film + pressure roller Fixing heater plate-type heater Control temperature 180 deg C (at PSTBY)
  • Page 470 Chapter 9 　 F-9-1 [1] Fixing heater [2] Fixing film unit [3] Pressure roller [4] Power supply brush [5] Film sensor [6] Delivery roller [7] Fixing inside delivery sensor flag [8] Cleaning roller...

  • Page 471: Basic Sequence

    Chapter 9 9.2 Basic Sequence 9.2.1 Power-On Sequence 0006-6005 iR2270 / iR2870 / iR3570 / iR4570 If the thermistor detection temperature is less than 100 deg C when the power is turned on or the sleep mode is released, the control described below is performed. 1.

  • Page 472: Various Control Mechanisms

    Chapter 9 　 9.3 Various Control Mechanisms 9.3.1 Controlling the Speed of the Fixing Film 9.3.1.1 Controlling the Fixing Film Speed in Response to Low Temperature 0006-6037 iR2270 / iR2870 / iR3570 / iR4570 As in the morning, driving the fixing film in a low-temperature environment without warm-up could cause the film to become displaced.

  • Page 473: Controlling The Fixing Film Temperature

    Chapter 9 9.3.2 Controlling the Fixing Film Temperature 9.3.2.1 Controlling the Power Supply in Response to Low Temperature 0007-5125 iR2270 / iR2870 / iR3570 / iR4570 In a low temperature environment, the heater is supplied with power before the fixing film is driven so as to soften the grease applied to the fixing film.

  • Page 474: Copying Temperature Control

    Chapter 9 　 400ms 200ms 500ms 300ms F-9-3 A: start-up control B: copying temperature control C: 65 (%) power supply D: X (%) power supply E: Y (%) power supply 9.3.2.4 Copying Temperature Control 0006-6584 iR2270 / iR2870 / iR3570 / iR4570 The machine uses this mechanism to control the temperature of the fixing heater to an optimum level while a recording medium is passing through the fixing film assembly;...

  • Page 475: Temperature Control In Response To Change Of Paper Size

    Chapter 9 The second side of an automatic double-sided copy requires lower control temperature in comparison with the first side. For this reason, the control temperature is lowered for the second side of an automatic double-sided copy so as to prevent adverse effects such as rises in temperature. 9.3.2.7 Temperature Control in Response to Change of Paper Size 0007-5454 iR2270 / iR2870 / iR3570 / iR4570...

  • Page 476: Detecting The Passage Of Paper

    Chapter 9 　 the end of the ongoing last rotation. 2. If a jam has been removed, the machine starts cleaning at time of recovery, at 220 deg C and for 10 sec. 9.3.4 Detecting the Passage of Paper 9.3.4.1 Detecting the Passage of Paper 0006-6014 iR2270 / iR2870 / iR3570 / iR4570 The paper passage detection configuration in the fixing unit is shown below.

  • Page 477: Protective Functions

    Chapter 9 9.4 Protective Functions 9.4.1 Protective Functions 0006-6009 iR2270 / iR2870 / iR3570 / iR4570 As part of its protective mechanism, the machine has a thermo switch, triacs, and a relay. Protective measures according to location are described below: 1.

  • Page 478: Detecting An Error

    Chapter 9 　 9.4.2 Detecting an Error 0006-6013 iR2270 / iR2870 / iR3570 / iR4570 As part of its protective mechanism, the machine checks for the following error conditions: T-9-3 Error Detail Symptom Description code code E000 0000 The fixing In the course of start-up control, the temperature fails to thermistor reading is less than 30 deg C 1...
  • Page 479 Error Detail Symptom Description code code E007 0000 The fixing film The reading of the main thermistor is in rotates in an excess of 100 deg C with the fixing motor abnormal way. in a locked state and, in addition, the machine fails to detect the marker signal for 6 sec.

  • Page 480: Parts Replacement Procedure

    Chapter 9 　 Parts Replacement Procedure 9.5.1 Fixing Unit 9.5.1.1 Removing the Right Cover (rear) 0007-7874 F-9-7 iR2270 / iR2870 / iR3570 / iR4570 2) Remove the screw [1], and detach the fixing plate 1) Open the pedestal right door [1]. (if equipped with [2].

  • Page 481: Removing The Right Door

    Chapter 9 F-9-10 5) While freeing the hinge assembly [2], detach the right door. F-9-12 When tightening the 2 screws used to fix the hinge in place, be sure to close the right door first. F-9-11 9.5.1.3 Removing the Right Attaching the Right Door Door 0007-7882...

  • Page 482: Removing The Fixing Unit

    Chapter 9 　 1) Remove the screw [1], and detach the harness cover [2]. F-9-14 F-9-16 Attaching the Right Door 1) Match the hinge [1] found at the bottom of the right 2) Disconcert the 3 connectors [1]. door against the lug. 2) Engage the hinge [2] found on the top of the right door with the hook found on the side plate.

  • Page 483: Pressure Roller

    Chapter 9 F-9-19 When mounting the harness cover [1], be sure to keep the harness [2] within the space [3] indicated in the F-9-21 figure so that the harness [2] will not come into contact with the gear [4]. 9.5.2 Pressure Roller 9.5.2.1 Removing the Inside Delivery Cover Unit 0007-7910...

  • Page 484: Removing The Fixing Film Cover

    Chapter 9 　 F-9-25 F-9-23 9.5.2.2 Removing Grounding Plate 0007-7911 F-9-26 iR2270 / iR2870 / iR3570 / iR4570 1) Remove the 2 screws [1], and detach the grounding When mounting the fixing film cover unit, be sure to plate [2]. check that it has not ridden over the emboss [1] indicated by the arrow in the figure before tightening the screw.

  • Page 485: Removing The Left Side Plate

    Chapter 9 3) Slide the left side plate [1] in the direction of the arrow to detach. F-9-31 F-9-28 9.5.2.4 Removing the Left Side Plate 0007-7913 iR2270 / iR2870 / iR3570 / iR4570 1) Remove the screw [1], and detach the left side plate cover [2].

  • Page 486: Releasing The Locking Plate

    Chapter 9 　 9.5.2.5 Releasing the Locking Plate 0007-7914 iR2270 / iR2870 / iR3570 / iR4570 1) Turn the locking gear [1] in the direction of the arrow to release the locking roller. F-9-36 3) Turn the locking plate [1] in the direction of the arrow to release it.

  • Page 487: Removing The Inlet Guide

    Chapter 9 F-9-39 F-9-42 3) Remove the screw [1], and free the AC harness [2]. 6) Disconnect the connector [2] from the relay connector [1]. F-9-40 F-9-43 4) Free the AC harness [1] from the edge saddle [2]. 7) Remove the fixing film unit [1]. F-9-41 F-9-44 5) Free the relay connector [1] of the signal cable from...

  • Page 488: Removing The Pressure Roller

    Chapter 9 　 F-9-45 9.5.2.8 Removing the Pressure F-9-48 Roller 0007-7918 iR2270 / iR2870 / iR3570 / iR4570 Be sure to pay attention to the position and the 1) Remove the E-ring [1], and detach the drive gear orientation of the insulating bush. [2].

  • Page 489: Cleaning Roller

    Chapter 9 F-9-52 F-9-50 9.5.3.2 Removing the Cleaning Roller 0007-7891 9.5.3 Cleaning Roller iR2270 / iR2870 / iR3570 / iR4570 9.5.3.1 Removing the Inside 1) Remove the 2 self-tapping screws [1], and detach Delivery Cover Unit 0007-7890 the cleaning roller together with the cleaning roller holder [2].

  • Page 490: Removing The Grounding Plate

    Chapter 9 　 The foregoing steps assume that the fixing unit has already been removed from the machine. The cleaning roller may also be removed without first removing the fixing unit from the machine in the same way. 9.5.4 Fixing Film 9.5.4.1 Removing the Inside Delivery Cover Unit 0007-7898...

  • Page 491: Removing The Left Side Plate

    Chapter 9 F-9-58 F-9-61 9.5.4.4 Removing the Left Side Plate 0007-7901 iR2270 / iR2870 / iR3570 / iR4570 F-9-59 1) Remove the screw [1], and detach the left side plate cover [2]. When mounting the fixing film cover unit, be sure to check that it has not ridden over the emboss [1] indicated by the arrow in the figure before tightening the screw.

  • Page 492: Releasing The Locking Plate

    Chapter 9 　 3) Slide the left side plate [1] in the direction of the 9.5.4.5 Releasing the Locking arrow to detach. Plate 0007-7902 iR2270 / iR2870 / iR3570 / iR4570 1) Turn the locking gear [1] in the direction of the arrow to release the locking roller.

  • Page 493: Removing The Fixing Film Unit

    Chapter 9 F-9-72 F-9-69 3) Remove the screw [1], and free the AC harness [2]. 3) Turn the locking plate [1] in the direction of the arrow to release it. F-9-73 F-9-70 4) Free the AC harness [1] from the edge saddle [2]. 9.5.4.6 Removing the Fixing Film Unit 0007-7909...

  • Page 494: Internal Delivery Sensor

    Chapter 9 　 delivery cover unit [2]. F-9-75 F-9-78 6) Disconnect the connector [2] from the relay connector [1]. If you are mounting the inside delivery cover while assembling the fixing assembly, be sure to keep the guide [1] butted during the work. After mounting it, check to make sure that the guide [1] rotates smoothly.

  • Page 495: Removing The Fixing Film Cover

    Chapter 9 F-9-80 9.5.5.3 Removing the Fixing Film Cover 0007-7925 F-9-83 iR2270 / iR2870 / iR3570 / iR4570 1) Remove the 3 screws [1], and remove the self- tapping screw [2]; then, detach the fixing film cover [3]. F-9-81 F-9-84 9.5.5.4 Removing the Left Side Plate 0007-7926...

  • Page 496: Releasing The Locking Plate

    Chapter 9 　 When mounting the left side plate, be sure that it is correctly positioned so that the locking lever and the teeth are correctly engaged. (See the figure.) F-9-85 2) Remove the 2 screws [1]. F-9-89 9.5.5.5 Releasing the Locking F-9-86 Plate 0007-7927...

  • Page 497: Removing The Fixing Film Unit

    Chapter 9 9.5.5.6 Removing the Fixing Film Unit 0007-7929 iR2270 / iR2870 / iR3570 / iR4570 1) While pushing down the release lever (front) [1], pull out the heater contact [2]. F-9-91 Do not touch the screw [1] used to keep the fixing F-9-94 assembly in place.

  • Page 498: Removing The Inside Delivery Sensor

    Chapter 9 　 F-9-100 F-9-97 9.5.5.7 Removing the Inside 5) Free the relay connector [1] of the signal cable from the connector holder [2]. Delivery Sensor 0007-7932 iR2270 / iR2870 / iR3570 / iR4570 1) Disconnect the connector [2] of the harness [1]. F-9-98 6) Disconnect the connector [2] from the relay connector [1].

  • Page 499: Removing The Inside Delivery Cover Unit

    Chapter 9 9.5.6 Fixing Film Sensor 9.5.6.2 Removing Grounding Plate 0007-7896 9.5.6.1 Removing the Inside iR2270 / iR2870 / iR3570 / iR4570 Delivery Cover Unit 0007-7895 1) Remove the 2 screws [1], and detach the grounding iR2270 / iR2870 / iR3570 / iR4570 plate [2].
  • Page 500 Chapter 9 　 F-9-107 3) Disconnect the connector [1], and detach the fixing film sensor [2]. F-9-108 9-32...
  • Page 501 Chapter 10　External and Controls...
  • Page 503 Contents Contents 10.1 Control Panel..............................10-1 10.1.1 Overview ..............................10-1 10.1.2 LCD Indication Processing ........................10-1 10.1.3 Adjustment of the LCD Contact......................10-2 10.1.4 Functions of the Control Panel CPU ....................... 10-2 10.2 Counters................................10-3 10.2.1 Overview ..............................10-3 10.2.2 Timing of Increasing the Count....................... 10-4 10.3 Fans ................................
  • Page 504 Contents 10.5.4.2 Removing the Control Panel Base Cover ..................10-27 10.5.4.3 Removing the Control Panel Inside Frame..................10-28 10.5.4.4 Removing the Control Panel LCD....................10-29 10.5.5 Removing the DC Controller PCB ......................10-29 10.5.5.1 Removing the Rear Cover....................... 10-29 10.5.5.2 Removing the DC Controller PCB ....................10-30 10.5.6 Control Panel Inverter PCB ........................10-31 10.5.6.1 Removing the Control Panel......................10-31 10.5.6.2 Removing the Control Panel Base Cover ..................10-33...
  • Page 505 Contents 10.5.12.16 Removing the Fixing Unit ......................10-68 10.5.12.17 Removing the Gear........................10-71 10.5.12.18 Removing the High-Voltage PCB ....................10-72 10.5.13 Exhaust Fan ............................10-73 10.5.13.1 Removing the Heat Discharge Fan....................10-73 10.5.13.2 Removing the Heat Discharge Fan....................10-74 10.5.14 Motor of Main Drive Assembly ......................10-76 10.5.14.1 Removing the Rear Cover ......................

  • Page 507: Overview

    Chapter 10 10.1 Control Panel 10.1.1 Overview 0006-6159 iR2270 / iR2870 / iR3570 / iR4570 The machine's control panel consists of the following PCBs, LCD, and touch panel: The major functions of the control panel are as follows: - LCD indication - contrast adjustment - touch switch input - hardware key input...

  • Page 508: Adjustment Of The Lcd Contact

    Chapter 10 　 10.1.3 Adjustment of the LCD Contact 0006-6161 iR2270 / iR2870 / iR3570 / iR4570 The machine is equipped with a density adjustment volume (VR6801) on its keypad PCB for use by the user to adjust the contrast of the LCD screen. 10.1.4 Functions of the Control Panel CPU 0006-6162 iR2270 / iR2870 / iR3570 / iR4570...

  • Page 509: Counters

    Chapter 10 10.2 Counters 10.2.1 Overview 0006-5378 iR2270 / iR2870 / iR3570 / iR4570 The machine is equipped with counters that keep track of printouts according to the type of printer unit. The counters are indicated in response to a press on the Check key on the control panel. The following shows the functions of the counter as set at time of shipment from the factory.

  • Page 510: Timing Of Increasing The Count

    Chapter 10 　 Counter Counter Counter Counter Counter Counter 240V CA total 1 total copy copy (large) (total 1) (large) indicated indicated <Guide to Symbols> large: large-sized paper (in feed direction, 364 mm or longer; count x 1) small: small-sized paper (in feed direction, 364 mm or less). total: all (C + P);...
  • Page 511 Chapter 10 Target of Condition Sensor delivery Tray 2 No. 2 delivery sensor (PS1A) Tray 3 No. 3 delivery sensor (PS5) Finisher present Delivery sensor of the finisher 2. 1st Side of a Double-Sided Print 　When the double-sided print feed sensor (PS17) goes on, the machine will assume that printing on the 1st side has been completed, thereby increasing the count.

  • Page 512: Fans

    Chapter 10 　 10.3 Fans 10.3.1 Overview 0006-5388 iR2270 / iR2870 / iR3570 / iR4570 The names and the functions of the fans used in the machine are as follows: T-10-3 Notation Name Filter 2-speed Description control Heat discharge fan Present Used Cools the fixing assembly.

  • Page 513: Sequence Of Operation

    Chapter 10 DC controller PCB 24V or 13V Full-speed signal Voltage Clock signal Half-speed switching circuit signal F-10-3 10.3.3 Sequence of Operation 0006-5390 iR2270 / iR2870 / iR3570 / iR4570 1. Standby Mode, Sleep Mode In standby mode or sleep mode, the heat discharge fan (front, rear; FM1/2) is at rest. 2.

  • Page 514: Power Supply System

    Chapter 10 　 10.4 Power Supply System 10.4.1 Power Supply 10.4.1.1 Route of Power Inside the Printer Unit 0008-0541 iR2270 / iR2870 / iR3570 / iR4570 The machine's DC power is controlled by the printer unit power supply PCB. The following shows the functions of the individual power supply PCBs used or accessories and the distribution of power: T-10-6 Name...

  • Page 515: Power Supply

    Chapter 10 Name Description Remarks All-night power Generates and supplies all-night power (3 supply PCB VB). Reader heater(H5) Heater switch DADF Reader heater(H6) High-voltage power supply PCB Leakage breaker Cassette heater(H4) ELCB2 DC controller PCB Heater Printer Deck heater(H7) switch PCB unit Main switch Pickup...

  • Page 516: Timing Of Supply To The Reader Unit

    Chapter 10 　 DC24V To printer unit DC13V (scanner PCB) DC13V/3.3V To DF AC100V 100 VAC From printer unit 24 VDC, 13 VDC From printer unit To DF DC24V AC100V Printer unit controller PCB Generates 5 VDC from 13 VDC Generates 3.3 VDC from 13 VDC F-10-5 10.4.1.3 Timing of Supply to the Reader Unit...

  • Page 517: Rated Output Of The Dc Power Supply Pcb

    Chapter 10 supply of power: F-10-7 [1] Printer unit power cable [2] DADF I/F cable [3] Finisher-Q3, Saddle Finisher-Q4 I/F cable [4] Pickup heater cable [5] Side deck heater cable [6] Side deck I/F cable [7] Cassette pedestal I/F cable [8] AC input [A] DADF-N1 [B] Printer unit...

  • Page 518: Rated Output Of The Controller Power Supply Pcb

    Chapter 10 　 The following are the ratings and the tolerances of the printer unit power supply PCB: T-10-7 Output 13VA1 13VA2 13VB 24VU1 24VU2 All-night/ non-all non-all non-all night non-all night non-all night night night Rated output 13.2V 13.2V 13.2V +5, -5% (0.1 to Power supply...

  • Page 519: Rated Output Of The All-Night Power Supply Pcb

    Chapter 10 Output 24VA Power supply tolerance +/-5% (from 0.1A to 6.5A) +8%,-6% (from 0A to 0.1A, from 6.5 to 12A) 10.4.2.4 Rated Output of the All-Night Power Supply PCB 0006-5646 iR2270 / iR2870 / iR3570 / iR4570 The following are the ratings and the power supply tolerances of the all-night power supply PCB: T-10-10 Output All-night/non-all night...

  • Page 520: Overview

    Chapter 10 　 The controller PCB and the DC controller PCB are equipped with a lithium battery (1 pc. each) to serve as a source of power, backing up various data in the even of power failure. T-10-11 Controller PCB manganese dioxide lithium battery (3 V, 1000 mAh) DC controller PCB lithium battery (3 V, 600 mAh)

  • Page 521: Machine As Supplied With Power

    Chapter 10 Main controller PCB Control panel power switch SDRAM controller block reception detector Image processing Hard disk drive block Scanner unit Printer unit powered in sleep 3 not powered in sleep 3 F-10-8 3. AC Off Mode When the machine is in AC off mode, its power swish is off. All its power supplies and its heater control mechanism are off.
  • Page 522 Chapter 10 　 Stand- Sleep mode AC off by mode mode DC controller non-all night non-all night non-all 13VA1 night non-all 24VU1 night non-all 24VU2 night Main controller non-all night all night non-all night non-all 12VA night all night non-all 13VA1 night non-all...

  • Page 523: Parts Replacement Procedure

    Chapter 10 10.5 Parts Replacement 1) Disconnect the connector [1], and free the harness [2] from the wire saddle. Procedure 10.5.1 Main Drive Assembly 10.5.1.1 Removing the Rear Cover 0007-6423 iR2270 / iR2870 / iR3570 / iR4570 F-10-10 1) Remove the 13 screws [1] and then the other screw [2];...

  • Page 524: Power Supply Unit

    Chapter 10 　 10.5.1.3 Removing the Main Drive Assembly 0007-7367 iR2270 / iR2870 1) Disconnect the 6 connectors [1]. 2) Free the cable from the 6 cable clamps [2]. 3) Remove the re-use band [3]. F-10-12 4) Remove the 4 screws [1], and detach the main drive assembly [2].

  • Page 525: Removing The Left Cover (Lower)

    Chapter 10 F-10-15 10.5.2.3 Removing F-10-14 Accessories Power Supply 0007-6378 10.5.2.2 Removing the Left iR2270 / iR2870 / iR3570 / iR4570 Cover (lower) 0007-6376 iR2270 / iR2870 / iR3570 / iR4570 1) Disconnect the connector J640 [1]. 1) Take out the cassettes 1 and 2 [1]. 2) Remove the 4 screws [2] and the other screw [3];...

  • Page 526: Removing The Main Power Supply

    Chapter 10 　 F-10-20 F-10-17 3) Free the harness [1] of the pedestal connector from 3) Remove the 5 binding screws [1], and detach the the lamp [2]. accessories power supply PCB [2]. F-10-21 F-10-18 4) Disconnect the 7 connectors [1], and free the harness from the 4 clamps [2].

  • Page 527: Removing The Control Panel

    Chapter 10 F-10-25 F-10-23 2) Open the right door [1]. 6) Remove the 4 screws [1], and detach the main power supply [2]. F-10-26 F-10-24 3) Remove the 2 screws [1]. 10.5.3 Control Panel 10.5.3.1 Removing the Control Panel 0007-6426 iR2270 / iR2870 / iR3570 / iR4570 1) Remove the rubber cap [1], and remove the screw F-10-27...

  • Page 528: Control Panel Lcd Unit

    Chapter 10 　 F-10-28 F-10-31 5) Free the harness [2] from the clamp [1]. 2) Open the right door [1]. F-10-29 F-10-32 6) Disconnect the connector [1], and detach the control panel. 3) Remove the 2 screws [1]. F-10-30 F-10-33 10.5.4 Control Panel LCD Unit 4) Slide the control panel [1] in the direction of the arrow.

  • Page 529: Removing The Control Panel Base Cover

    Chapter 10 F-10-34 F-10-37 5) Free the harness [2] from the clamp [1]. 10.5.4.3 Removing the Control Panel Inside Frame 0007-7573 iR2270 / iR2870 / iR3570 / iR4570 1) Disconnect the 2 connectors between the control panel PCB and the control panel key switch PCB; then, free the harness from the 2 clamps [2].

  • Page 530: Removing The Control Panel Lcd

    Chapter 10 　 screw [3] should also have been removed. F-10-39 10.5.4.4 Removing the Control Panel LCD 0007-7575 iR2270 / iR2870 / iR3570 / iR4570 1) Remove the screw [1], and detach the control panel LCD [2]. F-10-41 10.5.5.2 Removing the DC Controller PCB 0007-6398 iR2270 / iR2870 / iR3570 / iR4570...

  • Page 531: Control Panel Inverter Pcb

    Chapter 10 How to Remove the Flexible Cable [1] 10.5.6 Control Panel Inverter PCB 10.5.6.1 Removing the Control Panel 0007-6428 iR2270 / iR2870 / iR3570 / iR4570 1) Remove the rubber cap [1], and remove the screw [2]. F-10-43 2) Remove the screw [1], and detach the DC controller PCB.

  • Page 532: Removing The Control Panel Inverter Pcb

    Chapter 10 　 4) Slide the control panel [1] in the direction of the arrow. F-10-52 F-10-49 10.5.6.3 Removing the Control Panel Inverter PCB 0007-6466 5) Free the harness [2] from the clamp [1]. iR2270 / iR2870 / iR3570 / iR4570 1) Remove the control panel inverter PCB [1].

  • Page 533: Removing The Control Panel Base Cover

    Chapter 10 F-10-57 F-10-54 5) Free the harness [2] from the clamp [1]. 2) Open the right door [1]. F-10-58 F-10-55 6) Disconnect the connector [1], and detach the control panel. 3) Remove the 2 screws [1]. F-10-59 F-10-56 10.5.7.2 Removing the Control 4) Slide the control panel [1] in the direction of the Panel Base Cover 0007-6438...

  • Page 534: Removing The Control Panel Frame

    Chapter 10 　 directions. 2) Disconnect the 2 connectors [4] between the control panel inverter PCB. F-10-60 10.5.7.3 Removing the Control Panel Frame 0007-6456 iR2270 / iR2870 / iR3570 / iR4570 F-10-61 1) Disconnect the 2 connectors [1] between the control panel PCB and the control panel key switch 3) Remove the control panel inside frame [1].

  • Page 535: Control Panel Cpu Pcb

    Chapter 10 3) Remove the 2 screws [1]. F-10-63 F-10-66 10.5.8 Control Panel CPU PCB 4) Slide the control panel [1] in the direction of the arrow. 10.5.8.1 Removing the Control Panel 0007-7565 iR2270 / iR2870 / iR3570 / iR4570 1) Remove the rubber cap [1], and remove the screw [2].

  • Page 536: All Night Power Supply Pcb

    Chapter 10 　 4) Remove the 4 TP screws [5], and detach the control panel PCB [7]. F-10-69 10.5.8.2 Removing the Control Panel Base Cover 0007-7566 F-10-71 iR2270 / iR2870 / iR3570 / iR4570 10.5.9 All Night Power Supply PCB 1) Remove the 4 screws [1], and detach the control panel base cover [2].

  • Page 537: Removing The All-Night Power Supply Pcb

    Chapter 10 F-10-74 10.5.10 Controller Power Supply 10.5.10.1 Removing the Rear Cover F-10-72 0007-6380 iR2270 / iR2870 / iR3570 / iR4570 10.5.9.2 Removing the All- Night Power Supply PCB 0007-6386 1) Remove the 13 screws [1] and then the other screw [2];...

  • Page 538: Removing The Left Cover (Lower)

    Chapter 10 　 F-10-76 10.5.10.3 Removing the Left F-10-75 Cover (Rear) 0007-6382 iR2270 / iR2870 / iR3570 / iR4570 10.5.10.2 Removing the Left Cover (lower) 0007-6381 1) Remove the 2 screws [1]; then, detach the left cover iR2270 / iR2870 / iR3570 / iR4570 (rear) [2].

  • Page 539: Option Power Supply Pcb

    Chapter 10 1) Disconnect the connector [1]. F-10-78 2) Remove the 6 connectors [1], and free the harness F-10-81 from the cable clamp [2]. 2) Remove the 6 screws [1], and detach the controller power supply PCB [2]. F-10-79 3) Remove the 5 binding screws [1], and detach the accessories power supply PCB [2].

  • Page 540: Removing The Left Cover (Rear)

    Chapter 10 　 F-10-84 10.5.11.3 Removing the Left F-10-83 Cover (Rear) 0007-6372 iR2270 / iR2870 / iR3570 / iR4570 10.5.11.2 Removing the Left Cover (lower) 0007-6371 1) Remove the 2 screws [1]; then, detach the left cover iR2270 / iR2870 / iR3570 / iR4570 (rear) [2].

  • Page 541: High-Voltage Pcb

    Chapter 10 1) Open the front cover [1]. F-10-86 2) Remove the 6 connectors [1], and free the harness from the cable clamp [2]. F-10-89 2) Remove the face cover rubber [1]. 3) Remove the binding screw [2]. 4) Remove the RS tightening screw [3]. 5) Detach the front cover unit [4] by moving it in the direction of the arrow.

  • Page 542: Removing The Toner Cartridge

    Chapter 10 　 F-10-93 F-10-91 2) Remove the toner cartridge [1]. Point to note after attaching the waste toner receptacle After attaching the waste toner receptacle, move the waste toner full detection lever [1] up and down to make sure that the lever is moved smoothly. Faulty detection may be resulted if the lever is caught in something and is not moved smoothly.

  • Page 543: Removing The Drum Unit

    Chapter 10 F-10-98 F-10-95 4) Remove the screw [1]. 10.5.12.4 Removing the Drum Unit 0007-8401 iR2270 / iR2870 / iR3570 / iR4570 1) Open the right door [1]. F-10-99 5) Remove the drum unit [1]. F-10-96 2) Remove the screw [1]. F-10-100 Be sure to hold the drum unit as shown.
  • Page 544 Chapter 10 　 F-10-103 3) Slide the developing assembly [1] slightly to the front; then, disconnect the connector [2]. F-10-101 10.5.12.5 Removing Developing Assembly 0007-8402 iR2270 / iR2870 / iR3570 / iR4570 1) Remove the screw [1]. F-10-104 4) Remove the developing assembly [1]. F-10-102 2) Shift the locking lever [1] to the left to release the developing assembly.

  • Page 545: Removing The Upper Tray

    Chapter 10 10.5.12.6 Removing the Upper Tray Be sure to hold the developing assembly as shown. 0007-8403 iR2270 / iR2870 / iR3570 / iR4570 1) Remove the 2 screws [1], and detach the upper tray [2]. F-10-108 F-10-106 Reference: Lift the front of the upper tray [1], and detach it as if to slide it toward the front.

  • Page 546: Removing The Pre-Exposure Lamp

    Chapter 10 　 F-10-113 F-10-110 10.5.12.9 Removing the Left 10.5.12.8 Removing the Pre- Cover 0007-8407 Exposure Lamp 0007-8405 iR2270 / iR2870 / iR3570 / iR4570 iR2270 / iR2870 / iR3570 / iR4570 1) Remove the 4 screws [1], and detach the left cover 1) Open the 2 wire saddles [1], and disconnect the 2 [2].
  • Page 547 Chapter 10 F-10-117 F-10-115 4) Lift the front of the laser unit [1], and slide it to the front. When you have disconnected the connector [1], be sure to take care so that it will not come into contact with the PCB that is mounted to the laser scanner unit. (The PCB is equipped with a laser intensity adjustment variable resistor.

  • Page 548: Removing The Right Cover (Rear)

    Chapter 10 　 F-10-119 F-10-122 2) Disconnect the 3 connectors [1] found at the front and the connector [2] found at the rear. When fitting the hopper assembly to the machine, be sure that the connectors [1] are securely connected. If the connectors [1] are not connected, the environment heater will not be supplied with power, leading to image faults.

  • Page 549: Removing The Right Door

    Chapter 10 F-10-126 3) Remove the joint shaft [1], and free the extension delivery unit [2] from the right door. F-10-124 10.5.12.13 Removing the Right Door 0007-8413 iR3570 / iR4570 1) Open the right door. F-10-127 4) Disconnect the connector [1], and remove the reuse band [2];...

  • Page 550: Removing The Right Door

    Chapter 10 　 1) Open the right door. F-10-129 F-10-131 Attaching the Right Door 1) Match the hinge [1] found at the bottom of the right 2) Remove the screw [1], and detach the fixing plate door against the lug. [2].

  • Page 551: Removing The Right Door

    Chapter 10 F-10-134 5) While freeing the hinge assembly [2], detach the right door. F-10-136 When tightening the 2 screws used to fix the hinge in place, be sure to close the right door first. F-10-135 10.5.12.15 Removing the Right Attaching the Right Door Door 0007-8417...
  • Page 552 Chapter 10 　 1) Remove the screw [1], and detach the harness cover [2]. F-10-138 F-10-140 Attaching the Right Door 1) Match the hinge [1] found at the bottom of the right 2) Disconcert the 3 connectors [1]. door against the lug. 2) Engage the hinge [2] found on the top of the right door with the hook found on the side plate.

  • Page 553: Removing The Gear

    Chapter 10 F-10-143 When mounting the harness cover [1], be sure to keep the harness [2] within the space [3] indicated in the F-10-145 figure so that the harness [2] will not come into contact with the gear [4]. 10.5.12.17 Removing the Gear 0007-8420 iR2270 / iR2870 / iR3570 / iR4570 1) Remove the 4 screws [1], and detach the gear cover...

  • Page 554: Exhaust Fan

    Chapter 10 　 10.5.12.18 Removing High-Voltage PCB 0007-8422 iR2270 / iR2870 / iR3570 / iR4570 1) Remove the screw [1], and detach the fixing member [2]. F-10-151 10.5.13 Exhaust Fan 10.5.13.1 Removing the Heat F-10-148 Discharge Fan 0007-6433 iR3570 / iR4570 2) Slide the guide [1] as shown to detach.

  • Page 555: Removing The Heat Discharge Fan

    Chapter 10 3) Remove the feed guide [1]. F-10-157 F-10-154 2) Remove the 2 self-tapping screws [2], and detach 4) Remove the 7 screws [1], and detach the feed guide the upper right cover [1]. (lower) [2]. F-10-158 F-10-155 3) Remove the self-tapping screw [1], and detach the feed guide [2].

  • Page 556: Motor Of Main Drive Assembly

    Chapter 10 　 F-10-160 5) Disconnect the connector [1], and detach the heat discharge fan [2]. F-10-162 10.5.14.2 Removing the Main Drive Assembly 0007-6418 iR3570 / iR4570 F-10-161 1) Disconnect the connector [1], and free the harness [2] from the wire saddle. 10.5.14 Motor of Main Drive Assembly...

  • Page 557: Removing The Main Drive Motor

    Chapter 10 F-10-165 Points to Note During the Work Be sure that the 2 timing belts [2] are fitted to the shaft [1] of the main drive motor as shown. F-10-164 Do not touch the screws that are glued in place. 10.5.14.3 Removing the Main F-10-166 Drive Motor...

  • Page 558: Fixing Driver Motor

    Chapter 10 　 F-10-167 3) Tighten the screws [1] of the main drive motor in F-10-170 the order indicated. 10.5.15 Fixing Driver Motor 10.5.15.1 Removing the Rear Cover 0007-6403 iR2270 / iR2870 / iR3570 / iR4570 F-10-168 1) Remove the 13 screws [1] and then the other screw [2];...

  • Page 559: Removing The Dc Controller Pcb

    Chapter 10 F-10-173 2) Remove the screw [1], and detach the DC controller PCB. F-10-171 10.5.15.2 Removing the DC Controller PCB 0007-6404 F-10-174 iR2270 / iR2870 / iR3570 / iR4570 1) Disconnect the connector [1]. Points to Note When Replacing the DC Controller Be sure to remove the boot ROM [1] from the exiting DC controller PCB, and mount it to the new DC controller PCB.

  • Page 560: Removing The Fixing Drive Motor

    Chapter 10 　 10.5.15.3 Removing the Fixing Drive Motor 0007-6405 iR2270 / iR2870 / iR3570 / iR4570 1) Disconnect the 2 connectors [1]. F-10-178 F-10-176 10.5.16.2 Removing the Right 2) Remove the 4 screws [1], and detach the fixing Door 0007-6444 drive motor [2].

  • Page 561: Removing The Right Door

    Chapter 10 F-10-183 F-10-180 Attaching the Right Door 3) Remove the joint shaft [1], and free the extension delivery unit [2] from the right door. 1) Match the hinge [1] found at the bottom of the right door against the lug. 2) Engage the hinge [2] found on the top of the right door with the hook found on the side plate.

  • Page 562: Circuit Braker

    Chapter 10 　 1) Open the right door. F-10-185 2) Remove the reuse band [1], and disconnect the connector [2]. 3) Remove the 2 screws (M4x8; RS tightening), and detach the right door. F-10-187 When tightening the 2 screws used to fix the hinge in place, be sure to close the right door first.

  • Page 563: Removing The Circuit Breaker

    Chapter 10 F-10-190 F-10-188 Points to Note When Mounting When mounting the circuit breaker, be sure that the 10.5.17.2 Removing the Circuit AC harness is identified correctly by color as shown. Breaker 0007-6389 iR2270 / iR2870 / iR3570 / iR4570 1) Remove the 2 screws [1].
  • Page 565 Chapter 11　MEAP...
  • Page 567 Contents Contents 11.1 Overview ................................ 11-1 11.2 MEAP Counter ............................... 11-2 11.3 Construction of the MEAP Platform ......................11-4...

  • Page 569: Overview

    Chapter 11 11.1 Overview 0008-1396 iR2270 / iR2870 / iR3570 / iR4570 The term MEAP stands for Multifunctional Embedded Application Platform, and is used to generically refer to a platform for software built into MFPs and peripheral equipment. The architecture is based on Java (J2ME, i.e., Java 2 Platform Micro Edition), and is designed to enable the execution of Java applications.

  • Page 570: Meap Counter

    11.2 MEAP Counter 0008-1397 iR2270 / iR2870 / iR3570 / iR4570 In addition to the commonly found print counters, a device that supports MEAP is equipped with a counter mechanism used to keep track of which functions are used as well as how often they are used for individual MEAP applications that are installed.
  • Page 571 Type Count item free 12 Notes: forced: the device forces the counter to increase its reading in response to execution of a job. in response to instructions from application: the counter increases its reading only in response to instructions from the application.

  • Page 572: Construction Of The Meap Platform

    11.3 Construction of the MEAP Platform 0008-1398 iR2270 / iR2870 / iR3570 / iR4570 In addition to the installation of the system software, language file, and RUI, a printer equipped with MEAP functions calls for the installation of MEAP content, which offers functions (system services) needed to run MEAP applications and class libraries needed by the MEAP applications to control the device.
  • Page 573 Chapter 12　Maintenance and Inspection...
  • Page 575 Contents Contents 12.1 Periodically Replaced Parts..........................12-1 12.1.1 Overview ..............................12-1 12.1.2 Reader Unit.............................. 12-1 12.1.3 Printer Unit .............................. 12-1 12.2 Durables and Consumables ..........................12-2 12.2.1 Overview ..............................12-2 12.2.2 Reader Unit.............................. 12-2 12.2.3 Printer Unit .............................. 12-2 12.3 Scheduled Servicing Basic Procedure ......................12-5 12.3.1 Scheduled Servicing for the Reader Unit ....................

  • Page 577: Periodically Replaced Parts

    Chapter 12 12.1 Periodically Replaced Parts 12.1.1 Overview 0007-4595 iR2270 / iR2870 / iR3570 / iR4570 The machine has parts that must be replaced on a periodical basis to ensure a specific level of functional performance. (The loss of the function of any of these parts will significantly affect the machine performance, regardless of the presence/absence of external changes or damage.) If possible, schedule the replacement so that it coincides with a scheduled service visit.

  • Page 578: Durables And Consumables

    Chapter 12 　 12.2 Durables and Consumables 12.2.1 Overview 0007-4598 iR2270 / iR2870 / iR3570 / iR4570 The machine has parts that may require replacement once or more during the period of product warranty because of wear or damage. Replace them as needed by referring to their indicated estimated lives. - Checking the Timing of Replacement Use the following service mode item to check the timing of replacement: - Copier...
  • Page 579 As of Sept. 2004 Ref. Parts name Parts No. Life Remarks Fixing film unit FM2-0293- 150,000 iR2270/2870 prints 100V Fixing film unit FM2-0358- 150,000 iR2270/2870 prints 115V Fixing film unit FM2-0359- 150,000 iR2270/2870 prints 230V Fixing film unit FM2-1792- 240,000 iR3570/4570 prints 100V...
  • Page 580 As of Sept. 2004 Ref. Parts name Parts No. Life Remarks [13] Pressure roller RS5-1446-000 300,000 iR2270/2870 bushing prints The value is the mean value collected from the results of evaluation. The parts number may change because of changes in design. [13] [13] [12]...

  • Page 581: Scheduled Servicing Basic Procedure

    Chapter 12 12.3 Scheduled Servicing Basic Procedure 12.3.1 Scheduled Servicing for the Reader Unit 0007-5055 iR2270 / iR2870 / iR3570 / iR4570 The reader unit does not have items that require scheduled servicing. Be sure to clean the copyboard glass and the ADF reading glass during every service visit. 12.3.2 Scheduled Servicing for the Printer Unit 0007-5176 iR2270 / iR2870 / iR3570 / iR4570...
  • Page 582 Deve Location Photosensitive drum butting lopin spacer/feed guide Task clean:(dry wiping) asse Interval 120,000 prints mbly Remarks [1]Photosensitive drum butting spacer [2]Feed guide...
  • Page 583 Fixin Location Fixing inlet guide Task clean:(dry wiping/alcohol) asse Interval 120,000 prints mbly Remarks [1]Fixing inlet guide Location Film bias static eliminator Task clean Interval 150,000 prints (iR2270/2870) 240,000 prints (iR3570/4570) Remarks [1]Film bias static eliminator...

  • Page 584: Scheduled Servicing Basic Procedures

    Chapter 12 　 Laser Location Dust-blocking glass scan Task clean:(dry wiping or alcohol) Interval 120,000 prints asse mbly Remarks [1]Dust-blocking glass The foregoing values are estimates only, and are subject to change depending on future data. 12.3.3 Scheduled Servicing Basic Procedures 0007-5173 iR2270 / iR2870 / iR3570 / iR4570 - As a rule, perform scheduled servicing every 120,000 prints.
  • Page 585 Chapter 12 T-12-3 Item Test copy image density background (for soiling) characters (for clarity) margin fixing misregistration, soiled back margin (single-sided) leading edge:2.5±1.5mm left:2.5±1.5mm margin (double-sided) leading edge:2.5±2.0mm left edge:2.5±2.0mm Laser exposure dust-blocking glass (cleaning) system Feeding system toner/feed guide fixing inlet guide Developing developing butting spacer...

  • Page 586: Points To Note About The Scheduled Servicing

    Chapter 12 　 9) Put the sample copies in order, and clean up the area around the machine. 10) Record the latest counter readings. At this time, be sure to also record the settings of the following: 'FX-UP-RL' and 'DV-UNIT-K'. 11) Fill out the form in the Service Book, and report to the person in charge.
  • Page 587 [2]Transfer/feed guide (clean; dry wiping) [3]Fixing inlet guide (clean; dry wiping; alcohol) [4]Photosensitive drum butting spacer (clean; dry wiping) [5]Dust-blocking glass (clean; dry wiping or with alcohol) [6]Waste toner collection case (check) [7]Leakage breaker (check) [8]Film bias static eliminator (clean)

  • Page 588: Cleaning

    Chapter 12 　 12.4 Cleaning 12.4.1 Cleaning the Transfer/Feed Guide 0007-5129 iR2270 / iR2870 / iR3570 / iR4570 1) Open the right door. F-12-3 2) Clean (dry wipe) the feed guide [1] and the transfer guide [2]. F-12-4 3) Close the right door. 12.4.2 Cleaning the Developing Assembly Spacer, Feed Guide, Dust- Blocking Glass, and Fixing Inlet Guide 0007-5128...
  • Page 589 Chapter 12 F-12-5 2) Remove the face rubber [1] and the 2 screws [2]; then, slide the front cover unit [3] to the left to detach. F-12-6 3) Remove the waste toner box [1]. F-12-7 4) Open the right door [1]. 12-13...
  • Page 590 Chapter 12 　 F-12-8 5) Remove the locking screw [1] of the pressure lever. F-12-9 6) Shift the locking lever [1] of the developing assembly to the left to release the developing assembly. F-12-10 7) Remove the screw (M5) [1]. 12-14...
  • Page 591 Chapter 12 F-12-11 8) Remove the drum unit [1]. F-12-12 - Do not touch the surface of the photosensitive drum. - Do not expose the surface of the photosensitive drum to light more than necessary. - Do not touch the spur of the drum unit. 9) Disconnect the connector [1], and detach the developing assembly [2].
  • Page 592 Chapter 12 　 F-12-13 B. Cleaning the Developing Spacer and the Feed Guide 1) Clean the developing assembly spacer [1] and the feed guide [2]. (Dry wipe them using lint-free paper.) F-12-14 C. Cleaning the Dust-Blocking Glass 1) Clean the dust-blocking glass [1]. (Dry wipe it, or use alcohol.) F-12-15 D.
  • Page 593 Chapter 12 1) Remove the screw (w/ washer) [1], and detach the fixing inlet guide (upper) [2]. F-12-16 2) Clean the fixing inlet guide (upper) [1] with alcohol. Be sure to completely remove all toner sticking to the fixing inlet guide (upper). F-12-17 3) Clean the fixing inlet guide (lower) [1] using lint-free paper.
  • Page 594 Chapter 12 　 F-12-19 2) Secure the drum unit in place using a screw (M5) [1]. F-12-20 3) Put the developing unit in the machine. 3-1) Place segment A of the developing assembly on segment B of the developing assembly rail. 3-2) By sliding the base [2] of the developing assembly [1] along the developing assembly rail [3], fit the assembly in place inside the machine.
  • Page 595 Chapter 12 F-12-22 5) Shift back the locking lever [1] of the developing assembly to the right to lock the assembly in place. F-12-23 6) Fit and tighten the screw [1] of the locking lever. F-12-24 7) Close the right door. 8) Fit the waste toner box [1].
  • Page 596 Chapter 12 　 F-12-25 9) Mount the front cover unit [3] using 2 screws [2], and fit the face rubber [1]. At this time, be sure to slide it to the right so that the claw of the front cover matches the machine. F-12-26 10) Close the upper front cover [1].

  • Page 597: Cleaning The Film Bias Static Eliminator

    Chapter 12 12.4.3 Cleaning the Film Bias Static Eliminator 0007-8642 iR3570 / iR4570 A. Removing the Right Door 1) Open the pedestal right door [1]. (if w/ Cassette Feeding Unit) 2) Open the lower right door [2]. 3) Remove the 5 screws [3], and detach the right cover (rear) [4]. F-12-28 4) Open the right door.
  • Page 598 Chapter 12 　 F-12-30 6) Remove the joint shaft [1], and detach the extension delivery unit [2] from the right door. F-12-31 7) Disconnect the connector [1], and remove the reuse band [2]; then, remove the 2 screws (M4x8; RS tightening) [3]. F-12-32 8) Free and detach the right door [1] from the hinge assembly [2].
  • Page 599 Chapter 12 B. Removing the Fixing Assembly 1) Remove the screw [1], and detach the harness cover [2]. F-12-34 2) Disconnect the 3 connectors [1]. F-12-35 3) Remove the 4 screws [1]. F-12-36 4) Remove the fixing unit [1] toward the front. 12-23...
  • Page 600 Chapter 12 　 F-12-37 C. Cleaning the Film Bias Static Eliminator 1) Remove the 2 screws [1], and detach the grounding plate [2]. F-12-38 2) Clean the film bias static eliminator [1] found behind the grounding plate (to remove the cake of toner, if any, that may have collected on the static eliminator).
  • Page 601 Chapter 12 F-12-40 D. Mounting the Fixing Assembly 1) Mount the fixing unit [1] to the machine frame. F-12-41 2) Secure the fixing assembly in place using 4 screws [1]. F-12-42 3) Connect the 3 connectors [1]. 12-25...
  • Page 602 Chapter 12 　 F-12-43 4) Mount the harness cover [2] using a screw [1]. F-12-44 E. Mounting the Right Door 1) Match the hole [1] of the right door bottom and the pin [2]. F-12-45 2) Match the mounting plate [1] of the right door top against the hook [2], and mount the right door. 3) Secure the mounting plate [1] using 3 screws [3].
  • Page 603 Chapter 12 F-12-46 5) Open the expansion delivery kit [1]. 6) Lift the expansion delivery kit [1] slightly to match it against the right door [2]. F-12-47 When matching the position, take care so that the expansion delivery kit will not open wider than 80 deg. 7) Push in the pin [1] through the hole [2] until it stops;...
  • Page 604 Chapter 12 　 F-12-48 F-12-49 Check to be sure that the joint pin is fully fitted as shown in the figure. 8) Using the self-tapping screw [1] you removed in step A-5), fix the joint plate [2] in place. Check to be sure that the protrusion [3] of the joint plate is fully in the mounting hole. F-12-50 10) Mount the right cover (rear) using 5 screws.

  • Page 605: Cleaning The Film Bias Static Eliminator

    Chapter 12 Take care not to trap the harness [1] by the cut-off [2] of the right cover (rear). F-12-51 11) Close the right door. 12.4.4 Cleaning the Film Bias Static Eliminator 0008-2928 iR2270 / iR2870 A. Removing the Right Door 1) Open the pedestal right door [1].
  • Page 606 Chapter 12 　 F-12-53 5) Remove the reuse band [1], and disconnect the connector [2]. 6) Remove the 2 screws (M4x8; RS tightening) [3]; then, detach the right door. F-12-54 B. Removing the Fixing Assembly 1) Remove the screw [1], and detach the harness cover [2]. F-12-55 2) Disconnect the 3 connectors [1].
  • Page 607 Chapter 12 F-12-56 3) Remove the 4 screws [1]. F-12-57 4) Slide out the fixing unit [1] toward the front. F-12-58 C. Cleaning the Film Bias Static Eliminator 1) Remove the 2 screws [1], and detach the grounding plate [2]. 12-31...
  • Page 608 Chapter 12 　 F-12-59 2) Clean the film bias static eliminator [1] found on the back of the grounding plate. (Be sure to remove the cake of toner that may have collected on the static eliminator.) F-12-60 3) Fix the grounding plate [2] in place using 2 screws [1]. F-12-61 D.
  • Page 609 Chapter 12 F-12-62 2) Secure the fixing assembly in place using 4 screws [1]. F-12-63 3) Connect the 3 connectors [1]. F-12-64 4) Mount the harness cover [2] using a screw [1]. 12-33...
  • Page 610 Chapter 12 　 F-12-65 E. Mounting the Right Door 1) Match the hinge [1] found at the bottom of the right door against the protrusion. 2) Engage the hinge [2] found at the top of the right door on the hook on the machine side plate. F-12-66 3) Fix the mounting base [1] in place using 2 screws [3].
  • Page 611 Chapter 12 F-12-67 5) Mount the right cover (rear) using 5 screws. Take care not to trap the harness [1] by the cut-off [2] of the right cover (re). F-12-68 6) Close the right door. 12-35...
  • Page 613 Chapter 13　Standards and Adjustments...
  • Page 615 Contents Contents 13.1 Image Adjustments............................13-1 13.1.1 Standards for Image Position ........................13-1 13.1.2 Adjusting the Image Position ........................13-2 13.1.3 Cassette..............................13-5 13.1.4 Manual Feed Tray ........................... 13-9 13.1.5 Side Paper Deck ............................13-9 13.2 Scanning System ............................13-11 13.2.1 After Replacement of the CIS .......................

  • Page 617: Image Adjustments

    Chapter 13 13.1 Image Adjustments 2.5 1.5mm 2nd side of double-sided copy 2.5 1.5mm 13.1.1 Standards for Image Position 0007-4812 iR2270 / iR2870 / iR3570 / iR4570 F-13-4 A print made at a magnification of 100% must meet the following standards for image margin/non-image 13.1.2 Adjusting the Image width: Position...
  • Page 618 Chapter 13 　 COPIER>ADJUST>FEED-ADJ>RG-REFE. Paper left edge Decrease the Increase the Decrease the RG-REFE setting. ADJ-RE-L setting ADJ-RE-L setting. (a decrease of '10' will increase 2nd side of (a decrease of '1' will (an increase of '1' will the margin by 1 mm) double-sided copy : increase the margin decrease the margin...

  • Page 619: Cassette

    Chapter 13 3) Check the index [1]. Image edge (the same applies to a 2-cassette pedestal.) Decrease the value of ADJ-Y. Increase the ADJ-Y setting. (a decrease of '10' will (an increase of '10' will decrease the non-image increase the non-image width by 1 mm) width by 1 mm) 2.5 1.5mm...
  • Page 620 Chapter 13 　 7)　Put the cassette 2 back in place. 8)　Make a copy using the cassette 2 as the source of paper, and check to make sure that the margin is as indicated. 9)　Mount the right front cover of the machine. B.

  • Page 621: Manual Feed Tray

    Chapter 13 paper: 　　COPIER>ADJUST>FEED-ADJ>ADJ-RE-L 　　An increase of '1' will decrease the left/right image margin on the front side by 0.1 mm. Paper left edge Decrease the Increase the ADJ-REF-L setting. ADJ-REF-L setting. (a decrease of '1' (an increase of '1' will increase the will decrease the margin by 0.1 mm)
  • Page 622 Chapter 13 　 2) Connect the power plug of the host machine, and turned on the power switch. 3) When the host machine has completed its wait period, open the machine using the paper deck as the source of paper to make sure that the operation is normal.

  • Page 623: Scanning System

    Chapter 13 13.2 Scanning System 13.2.2 After Replacing the Reader Controller PCB or 13.2.1 After Replacement Initializing the RAM 0007-9839 of the CIS 0007-9838 iR2270 / iR2870 / iR3570 / iR4570 iR2270 / iR2870 / iR3570 / iR4570 - Before replacing the reader controller PCB, be sure to print out the latest P-PRINT page.
  • Page 624 service data in its reader controller RAM. As such, if you have replaced the reader controller or initialized the RAM, you will also have to make ADF-related adjustments. 1) Enter the following values by referring to the values indicated on the P-PRINT page you have previously printed out.

  • Page 625: Laser Exposure System

    Chapter 13 13.3 Laser Exposure System 13.3.1 After Replacing the Laser Scanner Unit 0007-5178 iR2270 / iR2870 / iR3570 / iR4570 Enter the values recorded on the label on the laser scanner unit for the following in service mode: - COPIER>ADJUST>LASER>LA-DELAY 13-9...

  • Page 626: After Replacing The Developing Unit

    Chapter 13 　 13.4 Image Formation System 13.4.1 After Replacing the Developing Unit 0007-5179 iR2270 / iR2870 / iR3570 / iR4570 1) Execute the following service mode items: - COPIER > FUNCTION > INSTALL > STIR-K 2) Initialize the following service mode items: - COPIER >...

  • Page 627: Electrical Components

    Chapter 13 13.5 Electrical Components COPIER>ADJUST>BLANK>BLANK-T/ BLANK-B 13.5.1 After Replacing the - COPIER>ADJUST>HV-RPRI>OFST-DC/ OFST- 0007-8275 iR2270 / iR2870 / iR3570 / iR4570 - COPIER>ADJUST>HV-TR all items under 1) Format the HDD. - COPIER>ADJUST>FEED-ADJ all items under Start up the machine in safe mode (i.e., while holding down the 2 and 8 keys, turn on the main power).
  • Page 628 Chapter 13 　 register cards for the device in the course of Net Spot If the user uses NetSpot Accountant (NSA) in Accountant setup work. Combination with a Card Reader 12) Download the card ID. The SDRAM of the main controller retains card ID used by NSA.
  • Page 629 Chapter 13 (for fixed reading) 　　COPIER>FUNCTION>INSTALL>STRD- 　　　COPIER>ADJUST>ADJ-XY>ADJ-Y a-3. shading position adjustment (for fixed reading) 　c. White Level Adjustment 　　　COPIER>ADJUST>ADJ-XY>ADJ-S 　　COPIER>FUNCTION>CCD>DF-WLVL1 a-4. main scanning direction MTF 　　COPIER>FUNCTION>CCD>DF-WLVL2 　　　COPIER>ADJUST>CCD>MTF-MG When you have made all the foregoing adjustments, If a value other than '0' is set before replacement of put the P-PRINT page [1] in the service book case, reader controller...

  • Page 630: Pickup/Feeding System

    Chapter 13 　 13.6 Pickup/Feeding System 13.6.1 Adjusting Horizontal Registration When Replacing Cassette 0007-4923 iR2270 / iR2870 / iR3570 / iR4570 - 1st Side Adjustment (mechanism) 1) Make a copy using the cassette 1/2, and check to F-13-26 make sure that the front margin is 2.5 +/-1.5 mm. 4) Take out the cassette 1 or 2.
  • Page 631 Chapter 13 7) Loosen the fixing screw [2] of the adjusting plate [1]. 8) While referring to the index you check in step 5), move the adjusting plate back and forth. Moving the adjusting plate toward the rear of the machine will increase the margin along the image front.

  • Page 632: Duplex Unit

    Chapter 13 　 by 0.1 mm. direction is longer than A4/LTR. 3) Record the new setting on the service label. - ADJ-REFE - margin adjustment (2nd side; large-size; A4/LTR or longer in feed direction) 1) Make a double-sided copy (large-size) using the cassette you have adjusted for the 1st side as the source of power, and check to make sure that the front margin is 2.5 +/-2.0 mm.
  • Page 633 Chapter 13 13.6.4 Registering Paper Width Basic Value 0007-4926 iR2270 / iR2870 / iR3570 / iR4570 1) Turn on the main power switch. 2) Register the paper width basic value for A4R as follows: 2-1) Match the manual feed side guide [1] against the A4R marking.
  • Page 634 5) Press the Reset key twice to end service mode. 6) Hold down the control panel power switch for 3 sec or more. 7) Go through the steps for the shut-down sequence shown on the control panel so that the main power switch may be turned off.
  • Page 635 Chapter 14　Correcting Faulty Images...
  • Page 637 Contents Contents 14.1 Making lnitial Checks ............................ 14-1 14.1.1 Site Environment ............................. 14-1 14.1.2 Checking the Paper..........................14-1 14.1.3 Checking the Placement of Paper......................14-1 14.1.4 Checking the Durables ..........................14-1 14.1.5 Checking the Periodically Serviced Items....................14-1 14.1.6 Checking the Units and Functional Systems ................... 14-2 14.1.7 Others ..............................
  • Page 638 Contents 14.3.7.1 PCBs ............................... 14-32 14.3.8 Variable Resistors(VR), Light-Emitting Diodes(LED),and Check Pins by .........14-35 14.3.8.1 Variable Resistors (VR), Light-Emitting Diodes, and Check Pins by PCB ........14-35 14.3.8.2 Points to Note About the Leakage Breaker ..................14-36 14.3.8.3 All-Night Power Supply PCB......................14-36...

  • Page 639: Making Lnitial Checks

    0007-9384 iR2270 / iR2870 / iR3570 / iR4570 a. Be sure the paper being used is of a type recommended by Canon. b. Be sure that the paper is not moist. Try using paper fresh out of package. 14.1.3 Checking the Placement of Paper...

  • Page 640: Checking The Units And Functional Systems

    - Check to make sure that the paper is free of a bent leading edge and is free of curling, waving, and excess moisture. - Try using paper and transparency of a type recommended by Canon to see if the problem is corrected.

  • Page 641: Others

    Chapter 14 (COPIER>ADJUST>FEED>ADJ>REGIST) - Check to see if the image read start position adjustment is correct. (COPIER>ADJUST>ADJ-XY>ADJ-X/ADJ-Y) - Check to see if the setting of ADJUST/OPTION is identical to that indicated on the service label. - Check to see if all errors have been reset. (COPIER>FUNCTION>CLEAR-ERR) General - Check to see if the power plug is securely connected.

  • Page 642: Troubleshooting

    Chapter 14 　 14.2 Troubleshooting 14.2.1 Image Faults 14.2.1.1 Uneven Density 14.2.1.1.1 Uneven Density in Sub Scanning Direction 0007-7464 iR2270 / iR2870 / iR3570 / iR4570 <Description> This fault can occur when the machine is left alone for about 10 min to 5 hr without removing a paper jam. <Cause>...

  • Page 643: Uneven Density Caused By Irregular Rotation Of The Main Motor

    F-14-1 14.2.1.1.2 Uneven Density Caused by Irregular Rotation of the Main Motor 0007-9967 iR2270 / iR2870 / iR3570 / iR4570 <Symptom> Uneven density at specific intervals tends to occur in sub scanning direction (from leading edge to trailing edge in relation to paper movement) when the main motor starts to rotate irregularly.

  • Page 644: White Lines Appear In Sub Scanning Direction On Solid Black And Halftone Images: Dust On

    Developing Assembly 0008-3408 iR2270 / iR2870 / iR3570 / iR4570 [ Inspected by Canon Inc. ] Description As a result of inspection, it was found this symptom occurred because the laser light was intercepted by dust on the top cover of the developing assembly.

  • Page 645: White Lines Appear In Sub Scanning Direction On Solid Black And Halftone Images: Foreign

    Feeder Guide 0008-3472 iR2270 / iR2870 / iR3570 / iR4570 [ Inspected by Canon Inc. ] Description As a result of inspection, it was found this symptom occurred because foreign substances on the edge of the feed guide of the developing assembly came into contact with the surface of the drum.

  • Page 646: Horizontal Line/Blurring At Intervals Of 94 To 95 Mm

    F-14-3 14.2.1.2.3 Horizontal Line/Blurring at Intervals of 94 to 95 mm 0007-7091 iR2270 / iR2870 / iR3570 / iR4570 <Cause> The coefficient of friction on the surface of the photosensitive drum where the edge of the cleaning blade remains in contact tends to change, causing uneven rotation and thus blurring.

  • Page 647: White Lines In Sub Scanning Direction

    cleaning blade forcing itself against the surface of the photopositive drum and increasing the friction. <Field Remedy> Make about 10 copies of the Test Chart. <Image Sample> F-14-4 14.2.1.2.4 White Lines in Sub Scanning Direction 0007-7465 iR2270 / iR2870 / iR3570 / iR4570 <Cause>...
  • Page 648 preventing toner from being evenly deposited on the cylinder and, thus causing white lines. <Field Remedy> Replace the Developing Assembly <Image Sample> F-14-5 <Note> If you remove the right door or the drum unit when replacing the fixing assembly and work with the developing assembly inside the machine, the developing cylinder will remain exposed and become subjected to dust or other foreign matter.

  • Page 649: Stray Toner Along Fine Lines

    Chapter 14 If you have removed the developing assembly, be sure to place it on a clean sheet of paper to protect it from dust. 14.2.1.3 Smudged/Streaked 14.2.1.3.1 Stray Toner Along Fine Lines 0007-7083 iR2270 / iR2870 / iR3570 / iR4570 <Cause>...

  • Page 650: Soiled Image Leading Edge

    F-14-6 14.2.1.3.2 Soiled Image Leading Edge 0007-7089 iR2270 / iR2870 / iR3570 / iR4570 <Cause> This problem occurs when paper moves between the photosensitive drum and the transfer roller. When the photopositive surface comes close to or into contact with the toner-coated surface of paper, the toner layer can become shifted toward the trailing edge of the paper.
  • Page 651 <Field Remedy> Use the following service mode item to decrease the developing bias, thus suppressing the symptom: COPIER>OPTION>BODY>FIX-SMR 0: default 1: decrease the developing bias by a single step (-20 V) 2: decrease the developing bias by 2 steps (-40 V) If '2' is selected, the lines can become thinner.

  • Page 652: Black Dots

    14.2.1.3.3 Black Dots 0007-7093 iR2270 / iR2870 / iR3570 / iR4570 <Cause> On some types of paper (especially those with a high calcium carbonate content), toner offset to the fixing film can start to cake, moving from the fixing film or the pressure roller to the face or back of paper. <Field Remedy>...

  • Page 653: Ghost/Memory

    Chapter 14 F-14-8 14.2.1.4 Ghost/Memory 14.2.1.4.1 Ghost 0007-7096 iR2270 / iR2870 / iR3570 / iR4570 <Cause> This problem tends to occur when there are both residual toner and fresh toner on the developing cylinder and, thus, difference in charge between these two kinds of toner. <Field Remedy>...

  • Page 654: Upon Installation, Machine Does Not Start Up / Lcd Does Not Come On Although Main Power

    Chapter 14 　 Make several copies of a solid image. <Image Sample> F-14-9 14.2.2 Malfunction 14.2.2.1 No Power 14.2.2.1.1 Upon installation, machine does not start up / LCD does not come on although main power indicator on control panel lights up: Poor connection of ROM/RAM 0008-3477 iR2270 / iR2870 / iR3570 / iR4570 14-16...

  • Page 655: Noise At Time Of Pickup From The Cassette

    Chapter 14 [ Inspected by Canon Inc. ] Field Remedy In inspection, reinsertion of the ROM corrected the symptoms. If any of the symptoms mentioned above occurs during installation, reinsert the BOOTROM or the RAM. 14.2.2.2 Noise 14.2.2.2.1 Noise at Time of Pickup from the Cassette...

  • Page 656: Outline Of Electrical Components

    Chapter 14 　 14.3 Outline of Electrical Components 14.3.1 Clutch/Solenoid 14.3.1.1 Clutches and Solenoids 0007-6833 iR2270 / iR2870 / iR3570 / iR4570 <Reader Unit> The reader unit does not have a clutch or solenoid. <Printer Unit> T-14-1 Notatio Name Description Remarks manual feed pickup clutch drives the manual feed...

  • Page 657: Motor

    Chapter 14 Notatio PART- Parts No. DC controller PCB FK2-0408 SL>1 J308 FK2-0408 SL>2 J318 F-14-10 14.3.2 Motor 14.3.2.1 Motors 0007-6835 iR2270 / iR2870 / iR3570 / iR4570 <Reader Unit> T-14-3 Notation Name Description M501 reader motor drives the carriage T-14-4 Notati Reader...
  • Page 658 Chapter 14 　 M501 F-14-11 <Printer Unit> T-14-5 Notatio Name Description Remarks polygon motor drives the laser scanner main motor drives the major components of the printer unit fixing motor drives the fixing assembly delivery motor 1 drives the delivery roller bottle rotation motor drives the rotation of the bottle cassette 1 pickup...
  • Page 659 T-14-6 Notati Parts No. PART-CHK controller Error scanner unit MTR>1 J316 E110 FM2-0276(iR2270/2270F/2870/ 2870F) FM2-0334(iR3570/3570F/4570/ 4570F) FK2-0385(iR2270/2270F/2870/ MTR>2 J312 E010 2870F) FM2-0362 (iR3570/3570F/4570/4570F) FK2-0367 MTR>3 J311,J319 E014 FK2-0365 MTR>4 J305 FK2-0015 MTR>5 J302A E025 FK2-0377 MTR>6 J307A FK2-0377 MTR>7 J307A FL2-3266 MTR>8 FK2-0379...

  • Page 660: Fans

    Chapter 14 　 F-14-12 14.3.3 Fan 14.3.3.1 Fans 0007-6836 iR2270 / iR2870 / iR3570 / iR4570 <Reader Unit> The reader unit does not have a fan. <Printer Unit> 14-22...

  • Page 661: Sensor

    Chapter 14 T-14-7 Notatio Name Description heat discharge fan (front) discharges heat from the fixing unit heat discharge fan (rear) discharges heat from the fixing unit T-14-8 Notati Parts No. DC controller PCB Error FK2-0360 P020-6 1:ON J307B E805 FK2-0360 P023-2 1:ON J307B...
  • Page 662 T-14-9 Notatio Name Description copyboard cover open/ detects the state (open/closed) of the PS501 closed sensor (rear) copyboard cover copyboard cover open/ detects the state (open/closed) of the PS502 closed sensor (front) copyboard cover PS503 CIS HP sensor detects the CIS home position detects original size (AB, Inch/A, PS504 original sensor 1...
  • Page 663 Chapter 14 PS508 PS507 PS506 PS502 PS501 PS504 PS505 CIS1 PS503 F-14-14 <Printer Unit> T-14-11 Notatio Name Description cassette 1 paper sensor detects the presence/absence of cassette 1 cassette 2 paper sensor detects the presence/absence of cassette 2 cassette 1 paper level sensor A detects paper level A in cassette 1 cassette 1 paper level B sensor detects paper level B in cassette 1...
  • Page 664 Notatio Name Description PS18 feed cover sensor detects the feed cover state PS22 front cover sensor detects the state (open/closed) of the front cover environment sensor detects the machine inside temperature developing assembly toner sensor detects the toner inside the developing assembly sub hopper toner sensor detects the tone inside the sub hopper fixing main thermistor...
  • Page 665 Notatio DC controller Parts No. PS15 FK2-0149 P029-1 0: paper present J305 PS16 FK2-0149 P023-4 0: full J302B PS17 FK2-0149 P021-2 1: paper present J307B PS18 FH7-7312 J308 PS22 FK2-0149 J302B FK2-0160 J302A FK2-0358 J302B FK2-0358 J302A T-14-13 Notation Parts No. DC controller PCB AC driver PCB TH1,TH...

  • Page 666: Switch

    Chapter 14 　 TH1, TH2 PS13 PS10 PS22 PS18 PS15 PS14 PS11 PS17 PS16 F-14-15 14.3.5 Switch 14.3.5.1 Switches 0007-6838 iR2270 / iR2870 / iR3570 / iR4570 <Reader Unit> The reader unit does not have a switch. <Printer Unit> 14-28...

  • Page 667: Lamps, Heaters, And Others

    Chapter 14 T-14-14 Notation Name Description main power switch turns on/off the main power switch door switch checks the right door environment heater switch turns on/off the environment heater (option) T-14-15 Notatio Parts No. DC controller PCB AC driver PCB FK2-0140 J201 FK2-0384...
  • Page 668 Chapter 14 　 T-14-16 Notatio Name Parts No. Description prevents condensation on the reading reader heater (left) glass prevents condensation on the reader heater (right) copyboard glass display on the control panel (touch LCD1 LCD panel FL2-1092 panel) LCD1 F-14-17 <Printer Unit>...
  • Page 669 Notation Name Description ELCB2 leakage breaker (230V) leakage breaker pre-exposure lamp removes residual charges from the drum varistor varistor HDD1 hard disk stores programs and image data SVR1 paper width detecting VR detects the width of paper in the manual feeder speaker speaker (fax unit) T-14-18...

  • Page 670: Pcbs

    Chapter 14 　 Notatio Parts No. Main controller PCB DC controller PCB SVR1 FM2-2768 J302B FM2-0342 HDD1 H1, H2 ELCB1 SVR1 ELCB2 F-14-18 14.3.7 PCBs 14.3.7.1 PCBs 0007-9881 iR2270 / iR2870 / iR3570 / iR4570 <Reader Unit> T-14-20 Name Part No. Description reader controller PCB FG3-3765...
  • Page 671 Chapter 14 F-14-19 <Printer Unit> T-14-21 Name Parts No. Description cassette 1 size detection PCB FM2-2770 detects the size of cassette 1 cassette 2 size detection PCB FM2-2770 detects the size of cassette 2 cassette size detection relay FM2-2771 relays data for cassette size pseudo-CI PCB FM2-2773 generates the pseudo CI signal...
  • Page 672 Name Parts No. Description [13] high-voltage power supply FM2-0261 high-voltage power supply [14] printer power supply PCB main power supply printer power supply PCB unit FM2-0245 [15] controller power supply PCB FM2-2764 controller PCB [16] AC driver PCB main power supply AC drive FM2-0245 [17]...

  • Page 673: Pcbs

    Chapter 14 [10] [11] [20] [19] [22] [13] [21] [12] [18] [15] [23] [17] [16] [14] F-14-20 14.3.8 Variable Resistors(VR), Light-Emitting Diodes(LED),and Check Pins by 14.3.8.1 Variable Resistors (VR), Light-Emitting Diodes, and Check Pins by PCB 0007-6841 iR2270 / iR2870 / iR3570 / iR4570 Of the variable resistors (VR), light-emitting diodes (LED), and check pins found in the machine, those that are needed when servicing the machine in the field are discussed.

  • Page 674: Points To Note About The Leakage Breaker

    Chapter 14 　 - Some LEDs carry current and emit light when they are off; this is a normal condition, and must be kept in mind. - Take note of the following: ...VR that may be used in the field..VR that must not be used in the field.
  • Page 675 T-14-22 Notation Description VR201 for factory use...
  • Page 677 Chapter 15　Self Diagnosis...
  • Page 679 Contents Contents 15.1 Error Code Table ............................15-1 15.1.1 Error Code ............................... 15-1 15.2 Error Code Details............................15-4 15.2.1 Error Code Details........................... 15-4 15.2.2 E602 in Detaill............................15-18 15.3 Error Code (SEND) ............................15-33 15.3.1 Results of Self-Diagnosis ........................15-33 15.3.2 Error Codes............................

  • Page 681: Error Code

    Chapter 15 15.1 Error Code Table 15.1.1 Error Code 0008-0942 iR2270 / iR2870 / iR3570 / iR4570 T-15-1 Code Error name/description E000 fixing overheating E001 fixing assembly overheating E002 fixing assembly low temperature E003 post-standby fixing low temperature E007 fixing film rotation error E010 main motor rotation error E014...
  • Page 682 Code Error name/description E490 wrong DF type E500 finisher communication error E503 finisher internal communication error E505 finisher backup memory error E514 stack delivery/trailing edge assist motor error E519 gear change motor error E530 rear alignment error E531 stapling error E532 stapler shift error E535...
  • Page 683 Code Error name/description E604 image memory error/shortage E609 hard disk error E610 herd disk coding key fault E674 fax board communication error E710 IPC initialization error E711 IPC communication error E713 communication error for finisher E716 communication error for pedestal E717 communication error for NE controller E719...

  • Page 684: Error Code Details

    Chapter 15 　 15.2 Error Code Details 15.2.1 Error Code Details 0008-1078 iR2270 / iR2870 / iR3570 / iR4570 T-15-2 Code Cause Remedy E000 The temperature of the fixing assembly is abnormally high. 0001 While startup control is under Reset the condition in service way, the reading of the main mode: thermistor is less than 30 deg C...
  • Page 685 Code Cause Remedy 0002 The reading of the sub thermistor Reset the condition in service is 295 deg C or more mode: continuously for 200 msec. COPIER>FUNCTION>CLEAR> ERR. Replace the sub thermistor. Replace the DC controller PCB. E002 The rise in temperature of the fixing assembly is faulty. 0000 While startup control is under Reset the condition in service way, the reading of the main...
  • Page 686 Code Cause Remedy 0002 During motor rotation, detection Replace the main motor. Replace is executed every 100 msec; the DC controller PCB. however, the drive signal is absent 5 times in sequence. E014 The rotation of the fixing motor is faulty. 0001 Detection is executed every 100 Replace the fixing motor.
  • Page 687 Code Cause Remedy E025 The hopper motor or the bottle motor is faulty. 0000 The sub hopper toner sensor Replace the sub hopper toner connection detection signal is sensor. Connect the connector. absent for 100 msec 10 times in Replace the detection PCB. sequence.
  • Page 688 Code Cause Remedy 0004 While output is being generated, Replace the high-voltage power the AD value of the transfer supply. Replace the controller output current is 205 (DEC) or PCB. more for 100 msec 2 times in sequence. (However, after output, it is not detected for 100 msec.) 0005 While output is being generated,...
  • Page 689 Code Cause Remedy E191 There is an error in the communication with the high-voltage power supply. 0000 The data transmission/reception Replace the high-voltage power does not end normally 500 msec supply. Replace the DC controller after the most recent PCB. transmission/reception of data ended normally.
  • Page 690 Code Cause Remedy 0004 When a load is being driven, the Disconnect and then connect the 24-V port is off. power supply harness. Replace the power supply. E248 The backup memory is faulty. 0000 [Cause] A check error has 1. Check the presence/absence of a occurred on the backup SRAM backup SRAM PCB.
  • Page 691 Code Cause Remedy 0001 [Cause] An HDD detection error See the details under 602. has occurred. The HDD cannot be detected. The HDD does not become ready. The HDD returns an error. [Detection] while boot ROM is in session BARSAC startup, mounting (usrIde) [Timing of Detection] once at startup...
  • Page 692 Code Cause Remedy 0006 [Cause] A subbootable that See the details under 602. matches the PDL type does not exit in BOOTDEV/BOOT. [Detection] during loading of sub boot in oclibroot [Timing of Detection] once at bootable startup 0007 [Cause] An ICC profile that See the details under 602.
  • Page 693 Code Cause Remedy There is an error in a partition See the details under 602. that cannot be identified. E604 The image memory is faulty or is inadequate. 0000 The memory size does not match Increase the memory. the model. E609 There is an error on the HDD.
  • Page 694 Code Cause Remedy 0001 The machine fails to become Check the cable. ready 3 sec or less after the IPC chip startup. 0002 When the main power is turned Check the cable. on, the communication IC (IPC) on the DC controller PCB cannot be initialized.
  • Page 695 Code Cause Remedy E719 There is a coin vendor error. 0001 The coin vendor is not connected Check the cable; thereafter, reset when the power is turned on, the condition in service mode: although it was connected before COPIER>FUNCTION>CLEAR> the power was turned off because ERR.
  • Page 696 Code Cause Remedy 100A An error that may be critical to 1. Execute PDL resetting. the system (e.g., failed 2. Turn on the power once again. initialization) has occurred. 9004 There is an error in the 1. Turn on the power once main. communication (PAI) with an 2.
  • Page 697 Code Cause Remedy 0000 At startup, communication with 1. Check the connector used to the printer fails. connect to the printer. 2. Check the power supply of the printer (to see if initialization takes place at startup). 3. Replace the DC controller or the main board.

  • Page 698: E602 In Detaill

    Chapter 15 　 Code Cause Remedy 2000 The engine ID indicated by the Replace it with a software ID of the software ID is illegal. correct model. E745 There is a fault on the TokeRing board. 0001 An attempt at PCI initialization 1.
  • Page 699 T-15-3 Description Remedy The HDD cannot be recognized. 1. Turn off the main switch, and check the cable The startup partition (BOOTDEV) connector. Then, turn on the main switch. cannot be found at startup. 2. Check to see if the HDD spins up when the main switch is turned on and if the 5V/12V power is supplied.
  • Page 700 Description Remedy Suspension of a write operation to 1. Find the sector for which the write operation the boot device has been detected. has been suspended; then, execute recovery operation. <in the case of black-and-white E code> 1-1 The machine will not permit the use of service mode;...
  • Page 701 Chapter 15 Description Remedy The IC profile does not exist. 1. Start up in safe mode, and execute full formatting using the SST and re-install the system software (System, Language, RUI); then, turn off and then on the main power. 2.
  • Page 702 Partiti Descripti 11, 21 13, 25 10, 12, on in 14, 22, questio 23, 24 At startup During routine operation Reme- Reme- Reme- Reme- Reme- Reme- DOSD General file storage area (user settings, logs, PDL spool, image data control info) PDLD PDL- related...
  • Page 703 Chapter 15 Partiti Descripti 11, 21 13, 25 10, 12, on in 14, 22, questio 23, 24 At startup During routine operation Reme- Reme- Reme- Reme- Reme- Reme- DOSD For future expansion Entire identifi (check on faulty sector and recovery) [HDD formatting] T-15-5 Partition...
  • Page 704 Partition Descriptio Typical Normal Safe mode + item formattin mode + question deleted g by HD- formatting CLEAR formattin with SST g with FSTDEV Image data Entire Possible (4 FSTDEV Possible; storage collection partitions, specified however, area (e.g., of image simul- selection of a Box)
  • Page 705 Partition Descriptio Typical Normal Safe mode + item formattin mode + question deleted g by HD- formatting CLEAR formattin with SST g with FSTPDE Image data Entire Possible (4 FSTDEV Possible; storage collection partitions, specified however, area (e.g., of image simul- selection of a Box)
  • Page 706 Partition Descriptio Typical Normal Safe mode + item formattin mode + question deleted g by HD- formatting CLEAR formattin with SST g with PDLDE PDL- User Font Possible PDLDEV Possible; related file IccProfil specified however, storage selection of a area (font, specific registered partition is...
  • Page 707 Chapter 15 Partition Descriptio Typical Normal Safe mode + item formattin mode + question deleted g by HD- formatting CLEAR formattin with SST g with BOOTD Firmware System Possible; storage software possible possible however, area selection of a (System, specific Language, partition is RUI)
  • Page 708 T-15-6 Description Remedy The ongoing write operation 1. Set '0' to TYPE-TYPE, and execute has been suspended (at HDD-CHECK (50 to 50 min). Thereafter, startup). turn off and then back on the power. 2. If the symptom still exists after the foregoing, type in TYPE-TYPE for the partition in question, and execute HDD- CLEAR.
  • Page 709 Description Remedy A file system error has 1. Type in TYPE-TYPE of the partition in occurred. question, and execute HDD-CLEAR. Thereafter, turn off and then back on the main switch. 2. If the system still exits after the foregoing, suspect a fault on the HDD, and replace the HDD and re-install the system software.
  • Page 710 Description Remedy A file system error has The system software is designed so that a occurred. recovery session will not run for the boot partition unless you use safe mode in combination with the SST. 1. Start up in safe mode, and execute full formatting using the SST and re-install the system software (System, Language, RUI).
  • Page 711 Chapter 15 Description Remedy 13, 25 The ongoing write operation There is a likelihood of the presence of has been suspended. damage to the file data on the HDD (e.g., Box). 1. Set '0' for TYPE-TYPE, and execute HDD-CHECK (40 to 50 min). Thereafter, turn off and then back on the power.
  • Page 712 Chapter 15 　 When HD-CHECK is run on such a sector, repairs will be made, but all data in the sector will be lost. A write- suspended sector may be repaired only by HDD-CHECK (0); if not TYPE-TYPE=0, the task will be limited to an FS level check.

  • Page 713: Results Of Self-Diagnosis

    Chapter 15 15.3 Error Code (SEND) 15.3.1 Results of Self-Diagnosis 0008-0278 iR2270 / iR2870 / iR3570 / iR4570 T-15-7 Cause Remedy There is a shortage of TCP/IP resources. Try again later. While continuous transmission is under way or Wait a while; then, try again. has ended in FTP or Windows (SMB), a shortage of TCP/IP resources has occurred, not permitting reference.
  • Page 714 Cause Remedy The machine's TCP/IP is not in operation. In user mode, check the TCP/IP settings (IP address, DHCP, RARP, BOOTP). The selected server cannot be found. Check the settings. The IP address in question cannot be identified. 1. In user mode, check the DNS settings. 2.

  • Page 715: Error Codes

    Chapter 15 Cause Remedy The combination of characters used in the Check to be sure that the combination of search condition fails to make up a correct characters is in keeping with the rule; then, try search condition. once again. There must be as many "s as there are "s The symbol * is not included within parentheses.
  • Page 716 Cause Remedy The original to be transmitted is not placed Start over from the beginning. properly. # 012 The target is out of recording paper, and Ask the target to supply recording paper. transmission has failed. # 018 There is no response to a redial attempt. Check to make sure that the target is ready for communication;...
  • Page 717 Cause Remedy There is a shortage of memory, not permitting 1. Decrease the resolution, and try once again. transmission. 2. Remove unnecessary files to increase available space. # 701 The group ID set when the job was introduced Type in the correct group ID or the ID No. no longer exits.
  • Page 718 Cause Remedy # 712 The Box is full of files. Remove file from the Box. # 713 The file has been removed from the Box before Put the file in question back into the Box, and transmitting the URL. start over. # 751 The server is yet to start up.
  • Page 719 Cause Remedy While e-mail is being transmitted or i-fax is 1. Check to see that SMTP is operating transmitted/received, the communication with normally. the SMTP server encountered a timeout error 2. Check the condition of the network. because of a factor associated with the main server.
  • Page 720 Cause Remedy The address specified for e-mail/i-fax Check the address of the e-mail/i-fax in transmission is wrong. question. # 810 When an attempt is made to receive i-fax, a 1. In user mode, check the POP server name POP server connection error has occurred. setting.
  • Page 721 Cause Remedy The data that has been received is of a type that Ask the source to check the settings and cannot be handed (i.e., part of its MIME transmit once again. information is not supported). # 828 HTML data has been received. Ask the source to use a format other than HTML.
  • Page 722 Cause Remedy The i-fax address or the condition settings of Check the specified i-fax address and the target the target may be wrong, there may be a fault in conditions. the network or the mail server, or the target may have encountered a memory full condition, thus causing an MDS error notice.
  • Page 723 Cause Remedy # 851 The remaining memory of the machine is Check the remaining memory of the machine; running short. then, remove unnecessary files for the Box. There are more than 100 files in the specified Remove unnecessary files from the specified box, not permitting additional storage.

  • Page 724: Jam Code

    Chapter 15 　 15.4 Jam Code 15.4.1 Jam Cover (printer unit) 0007-8207 iR2270 / iR2870 / iR3570 / iR4570 T-15-9 Code 01xx delay jam 02xx stationary jam 0Axx residual jam T-15-10 Code Sensor Sensor notation xx01 cassette 1 tray sensor PS10 xx02 cassette 2 retry sensor...

  • Page 725: Jam Code (Finisher-Related)

    Chapter 15 15.4.2 Jam Code (finisher-related) 0008-0980 iR2270 / iR2870 / iR3570 / iR4570 - Finisher-Q3/Q4 T-15-11 Code Sensor notation 1001 inlet path sensor feed delay jam 1002 punch path sensor (punch registration LED5/PTR5 sensor) feed delay jam 1004 delay path sensor feed delay jam 1101 inlet path sensor feed stationary jam 1102...

  • Page 726: Jam Code (Adf-Related)

    Chapter 15 　 T-15-12 Code Sensor notation 1011 inlet path sensor feed delay jam 1121 inlet path sensor feed stationary jam 1F81 stack delivery jam 1506 staple jam 1307 power-on jam POWER ON 1408 door open jam (joint) DOOR 1644 punch hole jam 1347 punch power-on jam...
  • Page 727 Code Sensor notation Description 0006 read sensor stationary After the read sensor has gone on, it does not go off even when the paper has been moved 500 mm (700 mm if in extra length mode). 0007 delivery sensor delay PI3,PI4 The delivery sensor does not detect paper even after the read motor has...
  • Page 728 Code Sensor notation Description 0094 initial stationary PI2,PI3,PI4 The presence of paper is detected inside the feeder when the 1st sheet is being picked up. 0095 pickup fault PICKUP NG With no original in the tray, the pickup signal is received for 2 sec.

  • Page 729: Alarm Code

    Chapter 15 15.5 Alarm Code 15.5.1 Alarm Code 0008-0978 iR2270 / iR2870 / iR3570 / iR4570 T-15-14 Location code Description 02 scanner system 0002 indication of soiling of glass in stream reading mode 04 pickup/feed 0008 optional deck lifter error system 0011 1st cassette retry alarm...

  • Page 730: Finisher/Saddle Finisher Error Codes

    Chapter 15 　 15.6 Finisher/Saddle Finisher Error Codes 15.6.1 Error Code in Detail (finisher, puncher) 0008-1518 iR2270 / iR2870 / iR3570 / iR4570 T-15-15 Code Detail Name Detection Remedy code E500 0001 fault in Replace the finisher communicatio controller PCB. n with the Replace the DC finisher...
  • Page 731 Code Detail Name Detection Remedy code E514 0001 When the stack Replace the finisher retaining controller PCB. spacer is Replace the stack returned to delivery motor. Check home position, the stack delivery drive the belt escape mechanism. home position sensor does not go on within fault in stack 1.5 sec.
  • Page 732 Code Detail Name Detection Remedy code E519 0001 The home Replace the finisher position sensor controller PCB. does not go off Replace the gear even when the change motor. Check gear change the gear change motor has mechanism. rotated for a specific period Gear change of time.
  • Page 733 Code Detail Name Detection Remedy code E530 0001 The home Replace the finisher position sensor controller PCB. does not go off Replace the front even when the alignment motor. front Check the front alignment aligning plate drive motor has been mechanism.
  • Page 734 Code Detail Name Detection Remedy code E531 0001 The home Replace the finisher position sensor controller PCB. does not go off Replace the stapler. even when the Check the harness. stapler motor has rotated for a specific Stapler error period of time. (Finisher-Q3/ 0002 The home...
  • Page 735 Code Detail Name Detection Remedy code E532 0001 The home Replace the finisher position sensor controller PCB. does not go off Replace the stapler even after the shift motor. Check the stapler shift stapler shift home motor has position sensor. Check rotated for a the harness.
  • Page 736 Code Detail Name Detection Remedy code E535 0001 The home Replace the finisher position sensor controller PCB. does not go off Replace the swing cam even when the motor. Check the swing motor swing cam home has rotated for position sensor. Check a specific the harness.
  • Page 737 Code Detail Name Detection Remedy code E537 0001 The home Replace the finisher position sensor controller PCB. does not go on Replace the rear within 2000 alignment motor. msec after the Check the rear aligning start of plate drive mechanism. operation Check the rear when the read...
  • Page 738 Code Detail Name Detection Remedy code E540 0002 Replace the No. 1 tray shift motor. Replace Upper tray the finisher controller ascent/descent PCB. Check the tray motor clock ascent/descent error mechanism. Upper tray ascent/descent 0003 Replace the No. 1 tray motor error area sensor PCB.
  • Page 739 Code Detail Name Detection Remedy code E577 8001 The paddle Check the paddle home position motor. Check the sensor does not paddle home position go on within sensor. Replace the 1.5 sec when finisher controller the paddle is PCB. shifted to home position.
  • Page 740 Code Detail Name Detection Remedy code E590 0001 The punching Check the punch home position motor. Check the is not detected punch motor clock even when the sensor. Check the puncher motor punch driver PCB. has been Replace the finisher driven for 20 controller PCB.
  • Page 741 Code Detail Name Detection Remedy code E592 0003 Power trailing Error in light- Check the paper trailing edge sensor/ receiving edge sensor. Check the registration voltage when horizontal registration sensor light is emitted sensor. Check the punch (horizontal driver PCB. Replace the registration finisher controller PCB.
  • Page 742 Code Detail Name Detection Remedy code E592 0008 Paper trailing Error in light- Check the paper trailing edge sensor/ receiving edge sensor. Check the registration voltage when horizontal registration sensor error light is not sensor. Check the punch emitted drive PCB. Replace the (horizontal finisher controller PCB.
  • Page 743 Code Detail Name Detection Remedy code E5F0 0001 The paper Check the paper positioning positioning plate plate home motor. Check the paper position sensor positioning plate home does to go on position sensor. when the paper Replace the finisher positioning controller PCB.
  • Page 744 Code Detail Name Detection Remedy code E5F1 0001 The number of Check the paper detection folding motor. Check pulses of the the paper folding motor paper folding clock sensor. Replace motor clock the finisher controller sensor has PCB. Check the paper dropped below folding plate drive a specific...
  • Page 745 Code Detail Name Detection Remedy code E5F2 0001 The guide Check the guide motor. home position Check the guide home sensor does not position sensor. go on when the Replace the finisher guide motor controller PCB. Check has been the guide drive driven for mechanism.
  • Page 746 Code Detail Name Detection Remedy code E5F3 0001 The aligning Check the alignment plate home motor. Check the position sensor alignment home does not go on position sensor. Check when the the aligning plate drive alignment mechanism. Replace motor has been the finisher controller driven for 0.5 PCB.
  • Page 747 Code Detail Name Detection Remedy code E5F4 0001 The stitching Replace the stitcher home position (rear). Check the sensor does not harness. Replace the go on when the finisher controller stitch motor PCB. (rear) has been rotated in reverse for 0.5 sec or more.
  • Page 748 Code Detail Name Detection Remedy code E5F5 0001 The stitching Replace the stitcher home position (front). Check the sensor does not harness. Replace the go on when the finisher controller stitch motor PCB. (front) has been rotated in reverse for 0.5 sec or more.
  • Page 749 Code Detail Name Detection Remedy code E5F6 0001 Saddle butting The paper Check the paper error butting plate butting plate motor. home position Check the paper sensor does not butting plate home go on when the position sensor. paper butting Replace the finisher plate motor has controller PCB.
  • Page 750 Code Detail Name Detection Remedy code E5F6 0003 Saddle butting The number of Check the paper error detection butting plate motor. pulses of the Check the paper paper butting butting plate motor plate motor has clock sensor. Replace dropped below the finisher controller a specific PCB.
  • Page 751 Code Detail Name Detection Remedy code E5F6 0004 Saddle butting The paper Check the paper error butting plate butting plate motor. leading edge Check the paper sensor does not butting plate leading go off when edge sensor. Replace the paper the finisher controller butting plate PCB.
  • Page 752 Code Detail Name Detection Remedy code E5F8 0001 The connector Connect the connector of the paper of the guide home butting plate position sensor. Check home position the harness. Replace sensor has the finisher controller been identified PCB. as being disconnected.
  • Page 753 Code Detail Name Detection Remedy code 0001 Saddle switch The inlet cover Check the inlet cover error switch has switch. Check the inlet been identified cover sensor. Check as being open the front cover open/ for 1 sec or closed sensor. Check more after the the delivery cover start of...
  • Page 754 Code Detail Name Detection Remedy code 0002 Saddle switch The front Check the front cover error cover switch switch. Check the inlet has been cover sensor. Check identified as the front cover open/ being open closed sensor. Check from the start the delivery cover of printing or sensor.
  • Page 755 Code Detail Name Detection Remedy code 0003 Saddle switch The delivery Check the delivery error cover switch cover switch. Check has been the inlet cover sensor. identified as Check the inlet cover being open sensor. Check the front after the start cover open/closed of printing or sensor.

  • Page 756: Dadf Error Codes

    Chapter 15 　 15.7 DADF Error Codes 15.7.1 Error Code in Detail (DF) 0008-1517 iR2270 / iR2870 / iR3570 / iR4570 T-15-16 Detai Descriptio Code Type Remedy l code E400 0001 Disconnect and then connect the connector. Check sum Replace the reader error controller PCB.
  • Page 757 Chapter 16　Service Mode...
  • Page 759 Contents Contents 16.1 Outline ................................16-1 16.1.1 Construction of Service Mode......................... 16-1 16.1.2 Starting Service Mode and Making Selections ..................16-2 16.1.3 Ending Service Mode ..........................16-3 16.1.4 Back-Up..............................16-3 16.1.5 Initial Screen............................16-3 16.1.6 2nd/3rd Item Screen ..........................16-4 16.1.7 4th Item Screen............................
  • Page 760 Contents 16.8.1 COPIER ............................... 16-102 16.8.1.1 Copier List ............................ 16-102...

  • Page 761: Construction Of Service Mode

    Chapter 16 16.1 Outline 16.1.1 Construction of Service Mode 0007-8133 iR2270 / iR2870 / iR3570 / iR4570 The machine's service mode has a 3-layer screen construction: Initial screen, Level 1/2 screen, and Level 3 screen. Its mode items are grouped into those used in regular maintenance work (Level 1 items) and those used in response to faults (Level 2 items).

  • Page 762: Starting Service Mode And Making Selections

    Chapter 16 　 COPIER FEEDER DISPLAY status indication mode SORTER input/output indication mode BOARD ADJUST adjustment mode FUNCTION operation/inspection mode OPTION settings mode TEST test print mode COUNTER counter mode F-16-2 16.1.2 Starting Service Mode and Making Selections 0007-8135 iR2270 / iR2870 / iR3570 / iR4570 If you want to execute a machine operation using a service mode item, be sure to disconnect all cables from an external controller or a network before starting service mode.

  • Page 763: Ending Service Mode

    Chapter 16 16.1.3 Ending Service Mode 0007-8136 iR2270 / iR2870 / iR3570 / iR4570 A press on the Reset key will bring back the Service Mode Initial screen. Another press on the Reset key will end service mode, and bring back the User screen (standard screen). If you used service mode (ADJUST, FUNCTION, OPTION), be sure to turn off and then on the main power switch after ending service mode.

  • Page 764: Nd/3Rd Item Screen

    Chapter 16 　 COPIER Initial item FEEDER Touch to select an item. SORTER BOARD F-16-5 16.1.6 2nd/3rd Item Screen 0007-8139 iR2270 / iR2870 / iR3570 / iR4570 Display Adjust Function Option Test Counter 2nd item Touch to select VERSION an item. USER ACC-STS ANALOG...
  • Page 765 Page Display Adjust Function Option Test Counter < 1/3 > < READY > <VERSION> DC-CON Machine States item READY: ready for service/copy JAM: paper jam present PANEL SERVICE: service mode under way WAITING: operation (e.g., initial rotation) under way ANAPRO DOOR: cover open COPYING:...

  • Page 766: Display（Status Display Mode）

    Chapter 16 　 16.2 DISPLAY（Status Display Mode） 16.2.1 COPIER 16.2.1.1 Copier List 0007-9077 iR2270 / iR2870 / iR3570 / iR4570 <VERSION> T-16-1 COPIER > DISPLAY > VERSION Sub-item Description Level ROM version of each circuit board Marking style<R-CON XX.YY> XX : Version number ,YY : Development control number - <--.-->...
  • Page 767 Chapter 16 COPIER > DISPLAY > VERSION Sub-item Description Level OCR-CN Version of the simple-font Chinese OCR OCR-JP Version of the Japanese OCR OCR-KR Version of the Korean OCR OCR-TW Version of the full-font Chinese OCR BOOTROM Boot ROM version of the main controller circuit board Marking style: xx.yy_z z indicates the boot ROM type.
  • Page 768 T-16-2 COPIER > DISPLAY > ACC-STS Sub-item Description Level FEEDER DADF connection status 0: Not connected 1: Connected SORTER Finisher and punch unit connection status Sorter type 0: None 1: Finisher 2: Saddle finisher Punch type 0: None 1: 2 holes 2: 2/3 holes 3: 4 holes (fr) 4: 4 holes (sw) DECK Paper deck connection status...
  • Page 769 Chapter 16 COPIER > DISPLAY > ACC-STS Sub-item Description Level PCI1/2/3 PCI1/2/3 board name Not connected: Hyphen (-) displayed Connected: Board name displayed <ANALOG> T-16-3 COPIER > DISPLAY > ANALOG Sub-item Description Level TEMP In-machine temperature (environment sensor): Unit: deg C In-machine humidity (environment sensor): Unit: %RH ABS-HUM Water content (environment sensor): Unit: g...
  • Page 770 Chapter 16 　 F-16-9 Touch an arbitrary jam display screen to see details about the jam. (1) To previous page (2) To next page (3) Jam sequential number (4) Jam type (5) Corresponding sensor (6) To next jam screen (7) To previous jam screen <No.>...
  • Page 771 Chapter 16 F-16-10 <No.> Error sequential number: 1 to 50 (The oldest error has the greatest number.) <DATE> Error occurrence date <TIME1> Error occurrence time <TIME2> Error reset time <CODE> Error code <DTL> Error detail code (0000 for none) <1> Error location 0: Main controller 1: DADF 2: Finisher 3: Not used 4: Reader unit 5: Printer unit 6: Various PDL board 7: Fax board <P>...
  • Page 772 Chapter 16 　 T-16-6 COPIER > DISPLAY > CCD Sub-item Description Level TARGET-R Red shooting target value OFST CCD offset level adjustment value GAIN CCD gain level adjustment value MFIL Main-scan MTF correction index SFIL Subscan MTF correction index <SENSOR> T-16-7 COPIER >...

  • Page 773: Feeder

    Chapter 16 Remarks: The data acquisition cycle can be set at COPIER>OPTION>BODY>ENVP-INT in Service Mode. F-16-12 T-16-8 Item Description Error sequential number: (The oldest error has the greatest number.) DATE Data acquisition date TIME Data acquisition time D+deg C In-machine temperature In-machine humidity F+deg C Fixing roller surface temperature...

  • Page 774: I/O （I/O Display Mode）

    Chapter 16 　 16.3 I/O （I/O Display Mode） 16.3.1 Outline 0008-0893 iR2270 / iR2870 / iR3570 / iR4570 The figures below show the COPIER>I/O screen and the next pages describe the items (necessary items for market services only). Display Adjust Function Option Test...

  • Page 775: Dc-Con>

    Chapter 16 16.3.2 <DC-CON> 0008-1403 iR2270 / iR2870 / iR3570 / iR4570 T-16-10 Address Display contents Remarks P001 For development Fixing motor FG output signal Polygon motor FG output signal For development 8-15 Not used P002 For development Not used For development Thermistor: Overheat 0:Relay OFF...
  • Page 776 P006 Cassette 1 feed motor current switching 0 Cassette 1 feed motor current switching 1 Cassette 1 feed motor current switching 2 Cassette 1 feed motor current switching 3 Fixing motor deceleration signal Fixing motor acceleration signal Thermistor pull-up resistor switching 1:At low temperature Fan half-speed switching signal 1:Half speed...
  • Page 777 P019 Manual feed clutch 1:ON Registration clutch 1:ON Sleeve clutch 1:ON Duplex transport clutch 1:ON (iR2270/2270F/2870/2870F model only) Cassette 2 retry sensor 1:Detected Cassette 2 paper sensor 1:No paper Cassette 2 paper level A sensor 1Half or less Cassette 2 paper level B sensor 1:About 50 sheets or less P020 Polygon motor standby signal...
  • Page 778 P024 For development P025 For development Pickup 1 solenoid 1:ON Pickup 2 solenoid 1:ON For development P026 For development P027 Door switch 1:OPEN Pre-registration sensor 1:etected For development Heat exhaust fan R lock detection 0:Locked For development Main motor lock detection 0:Locked Bottle power supply overcurrent detection For development...

  • Page 779: R-Con>

    Chapter 16 16.3.3 <R-CON> 0008-1274 iR2270 / iR2870 / iR3570 / iR4570 T-16-11 Address Address Remarks P001 Not used For development 　 For development For development 　 For development 　 　 Not used For development 　 　 Size sensor drive signal 1:ON　...
  • Page 780 Address Address Remarks Document size detection1 0:Document present Document size detection2 0:Document present Document size detection3 0:Document present Not used For development For development Not used P005 For development None P006 Not used For development For development For development ADF sensor interrupt input 0:In operation Platen sensor interrupt input 0 1:Platen closed...

  • Page 781: Feeder>

    Chapter 16 Address Address Remarks For development For development P009 For development None 16.3.4 <FEEDER> 0008-1275 iR2270 / iR2870 / iR3570 / iR4570 T-16-12 Address Display contents Remarks P001 Read sensor 1:Detected Pre-registration sensor 1:Detected P002 Stamp solenoid 1:ON Clutch 1:ON Document load LED 1:ON...

  • Page 782: Sorter>

    Chapter 16 　 Address Display contents Remarks Length sensor 2 1:Paper present Length sensor 1 1:Paper present A4/LTR judgment sensor 1:Paper present Paper ejection sensor 1:Paper present P006 For development P007 P008 P009 P010 For development P011 For development 16.3.5 <SORTER> 0008-1276 iR2270 / iR2870 / iR3570 / iR4570 T-16-13...
  • Page 783 Address Controller Display contents Remark Punch transport motor A- Punch transport motor B Punch transport motor B- Punch transport motor current 1:ON　 switching 0 Punch transport motor current 1:ON　 switching 1 Tray 2 motor clock Tray 1 motor clock P003 STACKER For development For development...
  • Page 784 Address Controller Display contents Remark P006 STACKER Punch connection sensor 0:ON Not used Not used Punch motor standby 1:ON　 Entry sensor(IRQ0) 1:ON　 Paper rear end sensor(IRQ1) 1:ON　 Punch communication input(IRQ2) 0:ON Not used P007 STACKER Tray proximity sensor 0:ON Tray 2 area sensor 1 0:ON Tray 2 area sensor 2 0:ON...
  • Page 785 Address Controller Display contents Remark P010 STACKER Not used Oscillating pressure motor power 0:ON switching 0 Oscillating pressure motor phase-A pulse output Oscillating pressure motor phase-B pulse output Not used Not used Not used Not used P011 STACKER Entry roller spaced solenoid 1:ON　...
  • Page 786 Address Controller Display contents Remark Not used Not used P014 STACKER Post-alignment motor phase A Post-alignment motor phase B Post-alignment motor current switching 0:ON Not used Not used Not used Not used P015 STACKER Pre-alignment phase A Pre-alignment phase B Pre-alignment motor current switching 0:ON Not used...
  • Page 787 Address Controller Display contents Remark P017 STACKER Stapler slide standby 1:ON Stapler CW 1:ON Stapler CCW 1:ON Not used Stapler slide phase A Stapler slide phase B Not used Not used P018 STACKER Not used Not used Stapler HP sensor 1:ON　...
  • Page 788 Address Controller Display contents Remark Oscillating guide interlock 1:ON P021 STACKER DIPSW_8 0:ON DIPSW_7 0:ON DIPSW_6 0:ON DIPSW_5 0:ON DIPSW_4 0:ON DIPSW_3 0:ON DIPSW_2 0:ON DIPSW_1 0:ON P022 STACKER PUSU switch 1 0:ON PUSU switch 2 0:ON PUSU switch 3 0:ON Not used 5V detection signal...
  • Page 789 Address Controller Display contents Remark Saddle transport motor phase B- P025 SADDLE Alignment motor phase A Alignment motor phase B Alignment motor current switching 0:ON Paper positioning motor current 0:ON switching Paper positioning motor phase A Paper positioning motor phase B For development For development P026...
  • Page 790 Address Controller Display contents Remark Not used Not used Not used P029 SADDLE Front cover open - 24V down detection 1:ON Entry cover open - 24V down detection 1:ON Folding motor forward rotation signal 1:ON Folding motor reverse rotation signal 1:ON Folding motor clock sensor 1:ON...
  • Page 791 Address Controller Display contents Remark Butting motor forward rotation signal 1:ON Butting motor reverse rotation signal 1:ON Folding roller HP sensor 1:ON Front door open detection sensor 0:ON Paper ejection cover open detection 0:ON sensor (photosensor) Saddle alignment HP sensor 0:ON Paper ejection cover open and 24V 1:ON...
  • Page 792 Address Controller Display contents Remark P036 SADDLE Not used Not used Push switch 1 0:ON 5V detection signal 0:ON 24V detection signal 0:ON Not used Not used Not used P037 SADDLE POWER_ON 1:ON LED1 1:ON LED2 1:ON LED3 1:ON LEDY 0:ON TRAY_MTR_CUR 0:ON...
  • Page 793 Address Controller Display contents Remark P040 PUNCHER For development For development For development For development Horizontal registration HP sensor 1:ON Horizontal registration motor STB 0:ON Punch motor CCW 0:ON Punch motor CW 0:ON P041 PUNCHER DIPSW4 0:ON Horizontal registration motor CUR 0:ON For development P042...

  • Page 794: Adjust（Adjustment Mode）

    Chapter 16 　 16.4 ADJUST（Adjustment Mode） 16.4.1 COPIER 16.4.1.1 Copier List 0007-9190 iR2270 / iR2870 / iR3570 / iR4570 <AE> T-16-16 COPIER > ADJUST > AE Sub- Description Level item Adjusting the character density at image density adjustment <Setting range> 1 to 9 (Default: 5) Setting a greater value makes characters darker.
  • Page 795 COPIER > ADJUST > ADJ-XY Sub-item Description Level ADJ-Y Adjusting the CCD read start cell position (image read start position in the main scan direction) <Setting range> 85 to 169 (Default: 144) Increasing the value by 1 shifts the image read start position 0.1 mm outward.
  • Page 796 Chapter 16 　 Decrease the setting (so that the read start position moves toward the rear). Read start position Increase the setting (so that the read start position moves Original toward the front). F-16-16 <CCD> T-16-18 COPIER > ADJUST > CCD Sub-item Description Level...
  • Page 797 Chapter 16 T-16-19 COPIER > ADJUST > LASER Sub-item Description Level LA-OFF Adjusting the rear-end laser OFF position <Setting range> -128 to 127 (Default: 0) If RAM on the DC controller circuit board has been cleared or the board itself has been replaced, enter the value from the service label. Entering a delay value after laser unit displacement (Matching the DELAY laser main scan)
  • Page 798 Chapter 16 　 T-16-21 COPIER > ADJUST > DENS Sub-item Description Level DENS- Correcting the image (copy/print) density The F-value table is corrected if an image becomes fogged or blurred. <Setting range> 1 to 9 (Default: 5) Setting a greater value reduces fogging. Setting a smaller value reduces blurring.
  • Page 799 Chapter 16 T-16-23 COPIER > ADJUST > HV-PRI Sub-item Description Level OFST1- Entering an adjustment value for primary charge DC offset 1 <Setting range> -128 to 127 (Default: 0) If RAM on the DC controller circuit board has been cleared or the board itself has been replaced, enter the value from the service label.
  • Page 800 Chapter 16 　 COPIER > ADJUST > HV-TR Sub-item Description Level TR-TP-LV Adjusting the level of applying weak bias to the transfer tip <Setting range> -50 to 50 (Default: 0) (Unit: %) If RAM on the DC controller circuit board has been cleared or the board itself has been replaced, enter the value from the service label.
  • Page 801 COPIER > ADJUST > FEED-ADJ Sub-item Description Level LOOP-CST Adjusting the registration loop amount at cassette paper feed <Setting range> -128 to 127 (Default: 63) If RAM on the DC controller circuit board has been cleared or the board itself has been replaced, enter the value from the service label.
  • Page 802 Chapter 16 　 COPIER > ADJUST > FEED-ADJ Sub-item Description Level LOOP-ENV Adjusting the registration loop amount at envelope feed from a cassette <Setting range> -128 to 127 (Default: 0) <CST-ADJ> T-16-26 COPIER > ADJUST > CST-ADJ Sub-item Description Level MF-A4R Entering the basic paper width of the manual feed tray (A4R) <Setting range>...
  • Page 803 Chapter 16 T-16-27 COPIER > ADJUST > FIXING Sub-item Description Level FX-FL-SP Entering a fine adjustment value for the fixing film speed when plain paper is used. Make a fine adjustment of the target control speed for the fixing film speed when plain paper is used.

  • Page 804: Feeder List

    Chapter 16 　 COPIER > ADJUST > MISC Sub-item Description Level C1/2/3/4- Entering a horizontal registration adjustment value for Cassette 1/2/3/4 ADJ-Y Enter a laser write start position for paper fed from Cassette 1/2/3/4 according to the registered numeric value. <Setting range>...

  • Page 805: Sorter

    Chapter 16 DOCST Adjusting the front position of document image <Adjustment method> Setting a greater value delays the image front timing. <Setting range> -50 to 50 (Value at shipping: Factory adjustment value / Value after RAM clearance: 0) Adjusting the document transport speed at feeder flow read SPEED <Adjustment method>...

  • Page 806: Function （Operation/Inspection Mode）

    Chapter 16 　 16.5 FUNCTION （Operation/Inspection Mode） 16.5.1 COPIER 16.5.1.1 Copier List 0007-9317 iR2270 / iR2870 / iR3570 / iR4570 <INSTALL> T-16-31 COPIER > FUNCTION > INSTALL Sub-item Description Level TONER- Stirring toner in the developer at installation <Operating procedure> 1.
  • Page 807 Chapter 16 COPIER > FUNCTION > INSTALL Sub-item Description Level RGW- for future expansion PORT COM- for future expansion TEST COM- for future expansion RGW- for future expansion <CCD> T-16-32 COPIER > FUNCTION > CCD Sub-item Description Level CCD- Automatically adjusting CCD <Operating procedure>...
  • Page 808 Chapter 16 　 <DENS> T-16-33 COPIER > FUNCTION > DENS Sub- Description Level item WHITE- Automatically correcting the white level <Operating procedure> 1) Place about 10 or more sheets of standard white paper (the user's usual paper) on the document table. 2) Select <WHITE-ME>...
  • Page 809 Chapter 16 T-16-34 COPIER > FUNCTION > DPC Sub-item Description Level Controlling photoconductor drum resistance measurement (APVC) GAMMA Note: Execute this mode only in the following cases and skip it when unnecessary. - Adjustment if the drum unit has been replaced - Fault isolation if automatic copy density adjustment (PD-ME) has ended abnormally - Reference for checking the drum endurance...
  • Page 810 Chapter 16 　 T-16-36 COPIER > FUNCTION > FIXING Sub-item Description Level NIP-CHK Making output for measuring the fixing nip width automatically <Operating procedure> 1) Register Plain Paper or Recycled Paper for the manual feed tray. (User mode: Setting Common Specifications>Registering Paper Type). 2) Place plain paper or recycled paper of the A4 (LTR) size on the manual feed tray.
  • Page 811 Chapter 16 COPIER > FUNCTION > PANEL Sub-item Description Level KEY-CHK Checking key input <Operating procedure> 1) Select KEY-CHK to display the input key numbers and names. 2) Press a key to check. If the key is normal, the touchpanel displays the corresponding key.
  • Page 812 T-16-39 COPIER > FUNCTION > PART-CHK Sub-item Description Level Specifying a clutch to check its operation (Range: 1 to 6) <Operating procedure> 1) Select this item. 2) Enter the code of the clutch from the ten-key pad. 3) Press the OK key. 4) Press CL-ON to check its operation.
  • Page 813 Chapter 16 T-16-40 - Designation numbers and corresponding clutches Multiple paper feed clutch (CL1) Duplex transport clutch (iR2270/2270F/2870/ 2870F only) (CL6) Registration clutch (CL2) Extraction clutch (deck) (CL1) Developing sleep clutch (CL3) Paper feed clutch (deck) (CL2) T-16-41 - Designation numbers and corresponding motors Polygon motor (M1) Hopper screw motor (M12) Main motor (M2)
  • Page 814 T-16-43 COPIER > FUNCTION > CLEAR Sub-item Description Level Clearing an error code (Object error code: E000/E001/E002/E003) <Operating procedure> 1) Select this item and press the OK key. 2) Turn the main power switch OFF and ON. DC-CON Clearing RAM on the DC controller circuit board The RAM is cleared when the main power switch is turned OFF and <Operating procedure>...
  • Page 815 COPIER > FUNCTION > CLEAR Sub-item Description Level ADRS-BK Clearing the address book on the reader controller circuit board The address book is cleared when the main power switch is turned OFF and ON. <Operating procedure> 1) Select this item and press the OK key. 2) Turn the main power switch OFF and ON.
  • Page 816 Chapter 16 　 COPIER > FUNCTION > CLEAR Sub-item Description Level MN-CON Clearing RAM on the main controller circuit board The RAM is cleared when the main power switch is turned OFF and <Operating procedure> 1) Select COPIER>FUNCTION>MISC-P>P-PRINT to print the contents of the service mode.
  • Page 817 Chapter 16 T-16-44 COPIER > FUNCTION > MISC-R Sub-item Description Level SCANLAMP Lighting the LED lamp (for document lighting) <Operating procedure> 1) Select this item. 2) Press the OK key. The LED lamp (for document lighting) is lit for three seconds. <MISC-P>...
  • Page 818 Chapter 16 　 COPIER > FUNCTION > MISC-P Sub-item Description Level D-PRINT Printing out the service mode (DISPLAY) contents This mode outputs only the DISPLAY items (excluding ones output by P-RPINT/LBL-PRINT/HIST-PRINT and ALARM). <Operating procedure> 1) Select this item. 2) Press the OK key to start printing. ENV-PRT Printing out the in-machine temperature &...

  • Page 819: Feeder

    Chapter 16 COPIER > FUNCTION > SYSTEM Sub-item Description Level CHK- Specifying a partition number for executing HD-CHK TYPE <Operating procedure> 1) Select this item. 2) Select a partition number with the ten-key pad. 0: Entire HDD 1: Image accumulation area 2: General-purpose file (user-defined data/various log data/PDL spool data/image data management information) storage area 3: PDL-related file storage area...
  • Page 820 T-16-47 FEEDER >FUNCTION Sub- Description Level item MTR- Checking the ADF motor and other individually <Operating procedure> 1) Press MTR-CHK to reverse its display. 2) Enter a part corresponding number from the ten-key pad. 3) Press the OK key. 4) Press MTR-ON to check the motor operation. <Setting range>...
  • Page 821 FEEDER >FUNCTION Sub- Description Level item CL-CHK Checking DF clutch operation <Operating procedure> 1) Press CL-CHK to reverse its display. 2) Enter a part corresponding number from the ten-key pad. 3) Press the OK key. 4) Press CL-ON to check DF clutch operation. CL-ON Starting clutch operation Press CL-ON.
  • Page 822 FEEDER >FUNCTION Sub- Description Level item MTR- Starting motor operation <Operating procedure> Operation specifications shall differ depending on the model. 1) Press MTR-ON to reverse its display. Then press the OK key to start motor operation. 2) Press the OK key again to stop the operation. (The operation stops automatically in five seconds but the status changes to STOP only when the OK key is pressed again.)

  • Page 823: Option （Machine Settings Mode）

    Chapter 16 16.6 OPTION （Machine Settings Mode） 16.6.1 COPIER 16.6.1.1 Copier List 0007-9547 iR2270 / iR2870 / iR3570 / iR4570 <BODY> T-16-48 COPIER > OPTION > BODY Sub-item Description MODEL-SZ Switching regular resized display and ADF document size detection <Setting range> 0: AB (6R5E) [Default] 1: INCH (5R4E) 2: A (3R3E)
  • Page 824 COPIER > OPTION > BODY Sub-item Description TEMP-CON Switching thick-paper fixing temperature mode <Setting range> 0: OFF [Default] 1: Priority to productivity, control temperature fixed at -10deg C 2: Control temperature fixed at -6deg C 3: Control temperature fixed at -3deg C 4: Priority to fixing, control temperature fixed at +3deg C 5: Control temperature fixed at +6deg C 6: Control temperature fixed at +10deg C...
  • Page 825 COPIER > OPTION > BODY Sub-item Description CONFIG Selecting several types of firmware installed on the hard disk and switching the country, language, and paper size type of this machine <Adjustment method> XXYYZZAAXX: Country (UP), YY: Language (ja), ZZ(00) Destination, AA(00): Paper size type The display contents conform to the display method of (COPIER>DISPLAY>USER>LANGUAGE).
  • Page 826 COPIER > OPTION > BODY Sub-item Description ENVP-INT Setting the in-machine temperature & humidity and fixing temperature log acquisition cycle Select COPIER>FUNCTION>MISC-P>ENV-PRT and COPIER>DISPLAY>ENVRNT to set the log acquisition cycles. <Setting range> 0 to 480 <minute> (0 for no log acquisition) Default: 60 BASE-SW Switching from the MEAP-Full mode to the Base model...
  • Page 827 COPIER > OPTION > BODY Sub-item Description SCANSLCT Turning ON or OFF the function of calculating a scan area from the selected paper size <Setting range> 0: OFF (Determining the scan area by document detection) 1: ON (Determining the scan area by paper size) SENS-CNF Setting the arrangement of document detection sensors <Setting range>...
  • Page 828 COPIER > OPTION > BODY Sub-item Description DF-BLINE Taking corrective measures against a black line caused by dust on the platen at flow read <Setting range> 0: No corrective measures [Default] 1: Corrective measures TEMP-TBL Reserved FIX-SMR Taking corrective measures against smearing at fixing <Setting range>...
  • Page 829 COPIER > OPTION > BODY Sub-item Description ORG-LGL Setting a special paper size that cannot be recognized by DF This is targeted at LGL notified of by DF. <Setting range> 0: LEGAL [Default] 1: FOOLSCAP 2: A-FOOLSCAP 3: FORIO 4: G-LEGAL 5: OFFICIO 6: E-OFFICIO 7: A-OFFICIO...
  • Page 830 COPIER > OPTION > BODY Sub-item Description ORG-B5 Setting a special paper size that cannot be recognized by DF This is targeted at B5 notified of by DF. <Setting range> 0: B5 [Default] 1: K-LEAGAL 2:B5 UI-BOX Setting whether or not to display the box screen of the operating section <Setting range>...
  • Page 831 COPIER > OPTION > BODY Sub-item Description STS-PORT Turning the TOT synchronous command communication port ON or OFF The port for Inquiry/Response (synchronous) command communication in TUIF over TCP/IP is turned ON or OFF. <Setting range> 0: OFF [Default] 1: ON CMD-PORT Turning the TOT asynchronous status communication port ON or OFF The port for asynchronous status communication in TUIF over TCP/IP is...
  • Page 832 COPIER > OPTION > BODY Sub-item Description NS-PLN Limiting the use of PLAIN and LOGIN for SMTP authentication in an environment This is set to limit the use of PLAIN and LOGIN for SMTP authentication in an environment where communication packets are not encrypted. <Setting range>...
  • Page 833 Chapter 16 COPIER > OPTION > BODY Sub-item Description U-PASWD Setting a user password for connection to the SSH server Setting value: Up to 8 characters (half-size alphanumerics) DA-PORT Turning the TOT asynchronous status communication port ON or OFF <Setting range> 0: CLOSE [Default] 1: OPEN (when DA is attached) DA-CNCT...
  • Page 834 T-16-49 COPIER > OPTION >USER Sub-item Description Level COPY-LIM Changing the upper limit of copy count <Setting range> 1 to 9999 [Default: 999] SLEEP Turning the sleep function ON or OFF <Setting range> 0: OFF 1: ON [Default] The sleep function is set with Timer in User Mode. COUNTER1 Setting Software counter 1 on the User mode screen <Setting value>...
  • Page 835 COPIER > OPTION >USER Sub-item Description Level PR-PSESW Setting whether or not to display the print pause function switch <Setting range> 0: No print pause function [Default] The user screen does not display the print pause function. (Conventional specification) 1: Print pause function [Default] The user screen does not display the print output stop and restart settings.
  • Page 836 COPIER > OPTION >USER Sub-item Description Level DOC-REM Setting whether or not to display the document removal message <Setting range> 0: Do not display [Default 1] 1: Display SIZE-DET Turning the document size detection function ON or OFF <Setting range> 0: OFF (When the platen is opened, the user will not be dazzled because the lamp does not light.) 1: ON [Default]...
  • Page 837 COPIER > OPTION >USER Sub-item Description Level OP-SZ-DT Turning document size detection in Book mode ON or OFF Copying with the platen open is switched to the manual document size input mode (conventional) or the automatic document size detection mode. <Setting range>...
  • Page 838 COPIER > OPTION >USER Sub-item Description Level PCL-COPY Supporting the PCL command [COPIES Meru/Pinatubo/Hood] <Setting range> 0: Control each page according to the command of the COPIES command specified to the page [Default] 1: Meru/Pinatubo/Hood compatible mode 2 to 65535: Reserved PRJOB-CP Setting the CCV count pulse at reception and report output <Setting range>...
  • Page 839 Chapter 16 COPIER > OPTION >USER Sub-item Description Level MEAPSAFE Turning the MEAP Safe mode ON or OFF <Setting range> 0: OFF [Default] 1: ON (Safe mode) IFAX-SZL Enabling or disabling the send size limit in IFAX transmission (not via server only) <Setting range>...
  • Page 840 Chapter 16 　 100 - 199: Total 200 - 299: Copy (001 to 099 added in case of shortage) 300 - 399: Print 400 - 499: Copy and print 500 - 599: Scan 600 - 699: Box print 700 - 799: Receive print 800 - 899: Report print 900 - 999: Send Explanations of symbols and terms in the table...
  • Page 841 Counter Description Support Large (Duplex) Small (Duplex) Total (Monochrome 1) Total (Monochrome 2) Total (Full-color / Large) Total (Full-color / Small) Total (Full-color + Monochrome / Large) Total (Full-color + Monochrome / Small) Total (Full-color + Monochrome 2) Total (Full-color + Monochrome 1) Total A1 Total A2 Total A (Large)
  • Page 842 Counter Description Support Total A (Full-color + Monochrome 1) Total B1 Total B2 Total B (Large) Total B (Small) Total B (Full-color 1) Total B (Full-color 2) Total B (Black-and-white 1) Total B (Black-and-white 2) Total B (Monochrome / Large) Total B (Monochrome / Small) Total B (Black-and-white / Large) Total B (Black-and-white / Small)
  • Page 843 Counter Description Support Local copy (Total 1) Local copy (Total 2) Local copy (Large) Local copy (Small) Remote copy (Total 1) Remote copy (Total 2) Remote copy (Large) Remote copy (Small) Copy (Full-color 1) Copy (Full-color 2) Copy (Monochrome 1) Copy (Monochrome 2) Copy (Black-and-white 1) Copy (Black-and-white 2)
  • Page 844 Counter Description Support Copy A (Monochrome 2) Copy A (Black-and-white 1) Copy A (Black-and-white 2) Copy A (Full-color / Large) Copy A (Full-color / Small) Copy A (Monochrome / Large) Copy A (Monochrome / Small) Copy A (Black-and-white / Large) Copy A (Black-and-white / Small) Copy A (Full-color + Monochrome / Large) Copy A (Full-color + Monochrome / Small)
  • Page 845 Counter Description Support Local copy (Full-color + Monochrome / 2) Local copy (Full-color + Monochrome / 1) Local copy (Full-color / Large / Duplex) Local copy (Full-color / Small / Duplex) Local copy (Monochrome / Large / Duplex) Local copy (Monochrome / Small / Duplex) Local copy (Black-and-white / Large / Duplex) Local copy (Black-and-white / Small / Duplex) Remote copy (Full-color 1)
  • Page 846 Counter Description Support Print (Small) Print A (Total 1) Print A (Total 2) Print A (Large) Print A (Small) Print (Full-color 1) Print (Full-color 2) Print (Monochrome 1) Print (Monochrome 2) Print (Black-and-white 1) Print (Black-and-white 2) Print (Full-color / Large) Print (Full-color / Small) Print (Monochrome / Large) Print (Monochrome / Small)
  • Page 847 Counter Description Support PDL print (Black-and-white 1) PDL print (Black-and-white 2) PDL print (Full-color / Large) PDL print (Full-color / Small) PDL print (Black-and-white / Large) PDL print (Black-and-white / Small) PDL print (Full-color / Large / Duplex) PDL print (Full-color / Small / Duplex) PDL print (Black-and-white / Large / Duplex) PDL print (Black-and-white / Small / Duplex) Copy + Print (Full-color / Large)
  • Page 848 Counter Description Support Scan (Total 2) Scan (Large) Scan (Small) Black-and-white scan (Total 1) Black-and-white scan (Total 2) Black-and-white scan (Large) Black-and-white scan (Small) Color scan (Total 1) Color scan (Total 2) Color scan (Large) Color scan (Small) Box print (Total 1) Box print (Total 2) Box print (Large) Box print (Small)
  • Page 849 Counter Description Support Box print (Monochrome / Large / Duplex) Box print (Monochrome / Small / Duplex) Box print (Black-and-white / Large / Duplex) Box print (Black-and-white / Small / Duplex) Receive print (Total 1) Receive print (Total 2) Receive print (Large) Receive print (Small) Receive print (Full-color 1) Receive print (Full-color 2)
  • Page 850 Counter Description Support Report print (Small) Report print (Full-color 1) Report print (Full-color 2) Report print (Gray-scale 1) Report print (Gray-scale 2) Report print (Monochrome 1) Report print (Monochrome 2) Report print (Full-color / Large) Report print (Full-color / Small) Report print (Gray-scale / Large) Report print (Gray-scale / Small) Report print (Monochrome / Large)
  • Page 851 Counter Description Support Remote copy scan (Color) Remote copy scan (Black-and-white) Send scan total 1 (Color) Send scan total 1 (Black-and-white) Send scan total 2 (Color) Send scan total 2 (Black-and-white) Send scan total 3 (Color) Send scan total 3 (Black-and-white) Send scan total 4 (Color) Send scan total 4 (Black-and-white) Send scan total 5 (Color)
  • Page 852 Chapter 16 　 Counter Description Support Send scan / SMB (Black-and-white) Send scan / IPX (Color) Send scan / IPX (Black-and-white) Send scan / Database (Color) Send scan / Database (Black-and-white) Send scan / Local print (Color) Send scan / Local print (Black-and-white) Send scan / Box (Color) Send scan / Box (Black-and-white) <CST>...
  • Page 853 Chapter 16 COPIER > OPTION > CST Sub-item Description Level CST-U1/U2/ Specifying paper names for use in paper size groups U3/U4 If the following special paper sizes are set to U1, U2, U3, and U4, paper of the sizes can be handled on the universal cassette as special size paper.
  • Page 854 Chapter 16 　 COPIER > OPTION > ACC Sub-item Description Level OUT- Setting whether or not to use the third paper ejection tray (mainly TRAY when the second and third paper ejection units are mounted) <Setting range> 0: Do not use [Default] 1: Use IN-TRAY Setting whether or not to use an inner paper ejection tray...
  • Page 855 Chapter 16 <COMBO> T-16-54 COPIER >OPTION > COMBO Sub-item Description Level PPR-SLCT Setting a paper type for weak bias to the transfer tip <Setting range> 1: Plain paper [Default] 2: Thick paper 3: Envelope 4: tracing paper 5: OHP transparency 6: Postcard 7: Label paper 8: Bond paper MOD-SLCT Setting a paper mode for weak bias to the transfer tip...
  • Page 856 COPIER >OPTION >LCNS-TR Sub-item Description Level Acquiring a transfer license key for the send function in transfer SEND invalidation Displaying the encrypted PDF send function installation status in ENPDF transfer invalidation and executing transfer invalidation Acquiring a transfer license key for the encrypted PDF send function in ENPDF transfer invalidation ST-SPDF...

  • Page 857: Sorter List

    Chapter 16 16.6.2 FEEDER 16.6.2.1 Feeder List 0007-9937 iR2270 / iR2870 / iR3570 / iR4570 FEEDER>OPTION T-16-56 FEEDER > OPTION Sub-item Description Level SIZE-SW Setting whether or not to detect a mixed document of A/ B size and inch size <Setting value>...

  • Page 858: Board

    Chapter 16 　 16.6.4 BOARD 16.6.4.1 Board List 0007-9959 iR2270 / iR2870 / iR3570 / iR4570 BOARD > OPTION T-16-58 BOARD > OPTION Sub-item Description Level FONTDL Setting whether or not to display the font service setting screen for list display by the PS kanji font downloader <Setting value>...

  • Page 859: Test （Test Print Mode）

    Chapter 16 16.7 TEST （Test Print Mode） 16.7.1 COPIER 16.7.1.1 Copier List 0008-0571 iR2270 / iR2870 / iR3570 / iR4570 <PG> T-16-59 COPIER>TEST>PG Sub- Description Level item TYPE Enter a test print type number and press the Start key for test printing. (After test printing, be sure to return the number to 0.) 0: Image from CCD (Ordinary print) 1: Checker...
  • Page 860 Chapter 16 　 COPIER>TEST>PG Sub- Description Level item 2-SIDE Setting the output mode for test printing 0: Simplex [Default] 1: Duplex PG-QTY Setting the number of pages for test printing 1 to 999 [Default: 1] <NETWORK> T-16-60 COPIER>TEST>NETWORK Sub- Description Level item PING...
  • Page 861 - If OK is displayed, there seem to be no problems about the network setting of the local machine or the network controller. Then the problem may be attributable to the user network environment. Report this to the system administrator and request action.

  • Page 862: Counter （Counter Mode）

    Chapter 16 　 16.8 COUNTER （Counter Mode） 16.8.1 COPIER 16.8.1.1 Copier List 0008-0599 iR2270 / iR2870 / iR3570 / iR4570 <TOTAL> T-16-61 COPIER>COUNTER>TOTAL Sub- Description Level item SERVIC Total service counter 1 This counter is incremented when paper is ejected out of the printer. Irrespective of the paper size, large or small, the increment is one.
  • Page 863 Chapter 16 COPIER>COUNTER>TOTAL Sub- Description Level item RMT- Remote print counter This counter is incremented with the charging counter when a print is ejected out of the machine or loaded again for printing the other side in remote printing. The increment is 0 for blank print and 1each for a large or small print. The count can be cleared.
  • Page 864 Chapter 16 　 T-16-62 COPIER>COUNTER>PICK-UP Sub- Description Level item C1/2/3/4 Cassette 1/2/3/4 paper feed total counter The number of sheets fed from Cassette 1/2/3/4 is displayed. Irrespective of the paper size, large or small, this counter is incremented one. After 99999999, the count returns to 00000000. Manual feed total counter The number of sheets fed from the manual paper feed unit is displayed.
  • Page 865 Chapter 16 T-16-64 COPIER>COUNTER>JAM Sub- Description Level item TOTAL Copier total jam counter FEEDER Feeder total jam counter SORTE Finisher total jam counter 2-SIDE Duplex unit jam counter Manual paper feed jam counter C1/2/3/4 Cassette 1/2/3/4 jam counter Side paper deck jam counter <MISC>...
  • Page 866 COPIER>COUNTER>DRBL-1 Sub- Description Level item DVG- Developing cylinder rotation counter Irrespective of the paper size, large or small, this counter is incremented one. C1/2/3/ Cassette 1/2/3/4 feed roller counter 4-PU-RL This counter is incremented two for the large size and one for the small size.
  • Page 867 Chapter 16 COPIER>COUNTER>DRBL-1 Sub- Description Level item OZ-FIL- Ozone filter (FM1) fan counter This counter is incremented two for the large size and one for the small size. <DRBL-2> T-16-67 COPIER>COUNTER>DRBL-2 Sub- Description Level item DF-PU- ADF paper feed roller counter Irrespective of the paper size, large or small, this counter is incremented one for each read document (not side) both in simplex mode and duplex mode.
  • Page 868 COPIER>COUNTER>DRBL-2 Sub- Description Level item SORT Sort counter The large and small sizes are not distinguished from each other. FIN- Stacker stapling counter STPR SADDL Saddle paper transport counter The large and small sizes are not distinguished from each other. SDL- Saddle stapling counter STPL...
  • Page 869 Chapter 17　Service Tools...

  • Page 871: Special Tools

    Contents Contents 17.1 Special Tools ..............................17-1 17.2 Oils and Solvents............................17-2...

  • Page 873: Special Tools

    Chapter 17 17.1 Special Tools 0007-6516 iR2270 / iR2870 / iR3570 / iR4570 In addition to the standard tools set, you will need the following special tools for servicing of the machine: T-17-1 Tool name Tool No. Shape Uses Digital FY9-2002 For making multimeter...
  • Page 874 17.2 Oils and Solvents 0007-6517 iR2270 / iR2870 / iR3570 / iR4570 T-17-2 Name Uses Composition Remarks Alcohol cleaning; fluoride-family - Do not bring near fire. e.g., hydrocarbon - Procure locally. glass, plastic, alcohol - IPA (isopropyl alcohol) may rubber; surface activating be substituted.
  • Page 875 Oct 8 2004...

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