MDX-C6500RV SERVICE MANUAL AEP Model UK Model Ver 1.1 2001.05 Model Name Using Similar Mechanism MDX-C6500R Base Mechanism Type MG-164NZ-138 Optical Pick-up Name KMS-241C/J1NP SPECIFICATIONS MD player section General Signal-to-noise ratio 90 dB Outputs Audio outputs Frequency response 10 – 20,000 Hz...
LINE WITH MARK 0 ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB- LISHED BY SONY.
-SEEK/AMS SOUND ENTER SHUF MODE 1 Press (ENTER). MDX-C6500RV The hour indication flashes. Refer to the pages listed for details. 2 Press either side of (DISC/PRST) to set the hour. 1 Volume control dial 19 qf SEEK/AMS –/+ (cursor left/right) buttons...
SECTION 2 DISASSEMBLY Note: Follow the disassembly procedure in the numerical order given. SUB PANEL ASS’Y 1 screw (PTT2.6 × 5) 2 cover 4 two claws 5 sub panel ass’y 3 screw (PTT2.6 × 8) 4 claw 3 two screws (PTT2.6 ×...
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SERVO BOARD 2 two screws (BVTT2 × 4) 2 two screws (BVTT2 × 4) 3 servo board 1 sensor flexible board (CN102) 1 flexible board (CN103) MAIN BOARD 1 three ground point screws 2 three screws (PTT2.6 × 8) 3 main board...
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MD COVER ASS’Y 1 four screws (B2 × 3) 3 MD cover ass’y shaft (MD cover guide) cassette holder 2 Pushing the Cassette Holder in the direction of arrow A with a screwdriver, etc., disengage the Shaft (MD Cover Guide) from the slot in the MD Cover Ass’y.
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FLOAT BLOCK 3 Pushing an arrow A part, raise the float block up ward at the front to release a lock. 1 tension spring (float B) float block lever (lock R) lever (lock L) 1 tension spring (float B) 2 two tension springs (float F) LO MOTOR ASS’Y (LOADING) (M903) 4 Remove the bracket (LO) in the direction of arrow A.
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LEVER (LE) ASS’Y 2 stopper washer 2 lever (LE) ass’y 3 roller (gear E) HOLDER ASS’Y 4 Remove the holder ass’y in the direction of the arrow. 2 type-E stopring 1.5 1 spring (CHKG) 2 type-E stopring 1.5 2 type-E stopring 1.5 3 lever (lock R) 3 lever (lock L) 1 spring (CHKG)
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CHUCKING ARM ASS’Y 1 Remove the chucking arm ass’y in the direction of the arrow. holder ass’y OPTICAL PICK-UP (KMS-241C/J1NP) 4 screw (B2 × 3) 6 bearing (SL) 5 feed screw ass’y 7 optical pick-up (KMS-241C/J1NP) 3 screw (K2 × 3) 1 two screws (K2 ×...
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SL MOTOR ASS’Y (SLED) (M902), SP MOTOR ASS’Y (SPINDLE) (M901) 4 screw (P1.7 × 1.8) 9 two screws (P1.7 × 1.8) 5 bracket (SL) 2 two screws (2 × 8) 6 SL motor ass’y (sled) (M902) 0 bracket (SP) 7 screw 3 sensor board (B2 ×...
SECTION 3 ELECTRICAL ADJUSTMENTS TEST MODE This set have the test mode function. <Set the Test Mode> 1. Turn ON the regulated power supply. (The clock is displayed) [OFF] Note: Press the button, if the clock is not displayed. 2. Push the preset button.
MDX-C6500RV • Circuit Boards Location 4-5. NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS Note on Printed Wiring Board: Note on Schematic Diagram: • X : parts extracted from the component side. • All capacitors are in µF unless otherwise noted. pF: µµF •...
MDX-C6500RV 4-8. SCHEMATIC DIAGRAM – SERVO Board (1/2) – • See page 31 for Waveforms. • See page 36 for IC Block Diagrams. • Voltages and waveforms are dc with respect to ground The components identified by mark 0 or dotted under no-signal conditions.
MDX-C6500RV 4-9. SCHEMATIC DIAGRAM – SERVO Board (2/2) – • See page 31 for Waveforms. • See page 36 for IC Block Diagrams. (Page • Voltages and waveforms are dc with respect to ground under no-signal conditions. no mark : MD PLAY ∗...
MDX-C6500RV 4-12. SCHEMATIC DIAGRAM – MAIN Board (1/3) – • See page 31 for Waveforms. • See page 36 for IC Block Diagrams. (Page • Voltages and waveforms are dc with respect to ground (Page 29) under no-signal (detuned) conditions.
MDX-C6500RV 4-13. SCHEMATIC DIAGRAM – MAIN Board (2/3) – • See page 31 for Waveforms. (Page 28) (Page (Page • Voltages and waveforms are dc with respect to ground under no-signal (detuned) conditions. no mark : FM ) : MW ] : LW 〈〈...
MDX-C6500RV 4-14. SCHEMATIC DIAGRAM – MAIN Board (3/3) – • See page 36 for IC Block Diagrams. (Page (Page (Page • Voltages are dc with respect to ground under no-signal (detuned) conditions. no mark : FM 〈〈 〉〉 : MD PLAY...
MDX-C6500RV 4-18. SCHEMATIC DIAGRAM – KEY Board – • See page 31 for Waveforms. (Page • Voltages and waveforms are dc with respect to ground under no-signal (detuned) conditions. no mark : FM...
– MAIN Board – IC51 SAA6588T/V2-118 POWER SUPPLY PAUSE & RESET DETECTOR MULTI PATH 57kHz DETECTOR 8th ORDER BAND-PASS FILTER CLOCKED SIGNAL QUALITY COMPARATOR DECODER CLOCK CLOCK RDS/RDBS RDS/RDBS INTERFACE DATA DEMODULATOR DECODER REGISTER DATA TEST OSCILLATOR IIC BUS SLAVE &...
4-19. IC PIN FUNCTION DESCRIPTION • SERVO BOARD IC301 CXD2652AR (DIGITAL SIGNAL PROCESSOR, DIGITAL SERVO PROCESSOR, EFM/ACIRC ENCODER/DECODER, SHOCK PROOF MEMORY CONTROLLER, ATRAC ENCODER/DECODER, 2M BIT D-RAM) Pin No. Pin Name Description Focus OK signal output to the MD mechanism controller (IC501) MNT0 “H”...
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Pin No. Pin Name Description Two-way data bus with the D-RAM (IC307) MVCI Digital in PLL oscillation input from the external VCO Not used (fixed at “L”) ASYO Playback EFM full-swing output terminal ASYI I (A) Playback EFM asymmetry comparator voltage input terminal AVDD —...
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Pin No. Pin Name Description FRDR Focus servo drive PWM signal (–) output to the BH6511FS (IC303) Clock signal (176.4 kHz) output terminal (X’tal system) Not used (open) SRDR Sled servo drive PWM signal (–) output to the BH6511FS (IC303) SFDR Sled servo drive PWM signal (+) output to the BH6511FS (IC303) SPRD...
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• SERVO BOARD IC302 CXA2523AR (RF AMP, FOCUS/TRACKING ERROR AMP) Pin No. Pin Name Description I-V converted RF signal I input from the optical pick-up block detector I-V converted RF signal J input from the optical pick-up block detector Middle point voltage (+1.65V) generation output terminal 4 to 9 A to F Signal input from the optical pick-up detector...
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Two way data bus with the external EEPROM device Not used (open) MD-SO Writing serial data signal output to the CXD2652AR (IC301) and CXA2523AR (IC302) LINKOFF Unilink on/off control signal output for the SONY bus “L”: link on, “H”: link off...
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Pin Name Description UNIREQ Data request signal output terminal (for SONY bus) “H”: request on Not used (open) Serial clock signal input from the master controller (IC501) or serial clock signal output to the UNICKIO SONY bus interface (IC701) and master controller (IC501) (for SONY bus)
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Tuner system power supply on/off control signal output terminal “H”: tuner power on ANT CUT Not used (open) Bus on/off control signal output to the MD mechanism controller (IC501) and SONY bus BUSON interface (IC701) “L”: bus on 4 to 6...
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Input of acknowledge signal for the key entry Acknowledge signal is input to accept function KEYACK and eject keys in the power off status On at input of “H” Battery detection signal input from the SONY bus interface (IC701) and battery detect circuit BUIN “L” is input at low voltage...
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Pin No. Pin Name Description Auto dimmer control illumination line detection signal input terminal ILLIN “H” is input at dimmer detection Not used (fixed at “L”) TELATT Telephone detection signal input terminal At input of “H”, the signal is attenuated by –20 dB Not used (open) TEST IN Setting terminal for the test mode “L”: test mode, Normally: fixed at “H”...
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Pin No. Pin Name Description TAPATT Audio signal select control signal output terminal Not used (open) Not used (open) — Ground terminal PW ON Main system power supply on/off control signal output to the BA4908 (IC671) “H”: power on...
SECTION 5 EXPLODED VIEWS NOTE: • Items marked “*” are not stocked since they • -XX and -X mean standardized parts, so they The components identified by mark 0 or dotted line with mark may have some difference from the original are seldom required for routine service.
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(3) MECHANISM DECK SECTION-1 (MG-164NZ-138) Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark * 101 A-3326-036-A SERVO BOARD, COMPLETE * 110 3-032-712-01 LEVER (LOCK R) * 102 X-3376-799-1 CHASSIS ASSY, MD 3-919-281-01 SPRING (CHUCKING) 3-032-714-02 SPRING (FLOAT F), TENSION * 112 X-3376-800-1 COVER ASSY, MD 3-921-111-01 SPRING (FLOAT B), TENSION...
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(4) MECHANISM DECK SECTION-2 (MG-164NZ-138) M903 M901 M902 The components identified by mark 0 or dotted line with mark 0 are critical for safety. Replace only with part number specified. Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 2-626-617-01 SCREW (2X8)
SECTION 6 ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in the • Items marked “*” are not stocked since they The components identified by mark 0 or dotted line with mark parts list may be different from the parts speci- are seldom required for routine service.
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MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R916 1-216-655-11 METAL CHIP 1.5K 0.5% 1/10W 1-124-584-00 ELECT 100uF R917 1-216-655-11 METAL CHIP 1.5K 0.5% 1/10W 1-164-004-11 CERAMIC CHIP 0.1uF R918 1-216-659-11 METAL CHIP 2.2K 0.5% 1/10W 1-164-004-11 CERAMIC CHIP 0.1uF...
MDX-C6500RV REVISION HISTORY Clicking the version allows you to jump to the revised page. Also, clicking the version at the upper right on the revised page allows you to jump to the next revised page. Ver. Date Description of Revision 2001.05...