1. Precautions 1. Precautions 1-1. Safety Precautions Follow these safety, servicing and ESD precautions to prevent damage and to protect against potential hazards such as electrical shock. 1-1-1. Warnings For continued safety, do not attempt to modify the circuit board. Disconnect the AC power and DC power jack before servicing.
1. Precautions 1-2. Servicing Precautions WARNING: An electrolytic capacitor installed with the wrong polarity might explode. Caution: Before servicing units covered by this service manual, read and follow the Safety Precautions section of this manual. Note: If unforeseen circumstances create conflict between the following servicing precautions and any of the safety precautions, always follow the safety precautions.
1. Precautions 1-4. Installation Precautions For safety reasons, more than a people are required for carrying the product. Keep the power cord away from any heat emitting devices, as a melted covering may cause fire or electric shock. Do not place the product in areas with poor ventilation such as a bookshelf or closet. The increased internal temperature may cause fire.
2. Product specifications 2-2. Movie Plus: MJC(Motion Judder Cancellation) Technology Example • Motion Judder cancellation for HD film image. • Adaptive Recursive Search (ARS) - Implementation IPC/MJC at same time <Motion Judder> - Search Range Horizontal : ± 72 Pixel, Vertical : ±...
2. Product specifications 2-3. Specification Comparison to Old Models Amber Arsenal/Chelsea Model (LE32A65*A/LE37A65*A/LE40A65*A/ (LE40B65*) LE46A65*A/ LE52A65*A) Design Display Type LCD TV LCD TV Built-in Tuner Resolution 1920 x 1080 1920 x 1080 TFT LCD Panel 100Hz Super Clear (Only 32” : 50Hz) LCD Panel TFT LCD Panel 100Hz FULL HD TFT LCD Panel 100Hz Non Ultra Clear :...
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2. Product specifications Manual Type Country Language Italy, France, Germany, Portugal, Eng/Fre/Ger/ Cypress, Spain, Andorra, Belgium, USB+QSG Dut/Ita/Spa/ Luxembourg, Iceland, Austria, Por/Sln/Tur Switzerland, Slovenia, Turkey BOOK Nordic Eng/Swe/Dan/Nor/Fin BOOK Book : Ger only USB+BOOK Germany USB : same XC USB+QSG Netherlands, Luxembourg, Belgium Eng/Dut/Ger/Fre Poland, Greece, Czech,...
3. Disassembly and Reassembly 3. Disassembly and Reassembly This section of the service manual describes the disassembly and reassembly procedures for the LE40B65*A LCD TV. WARNING: This LCD TV contains electrostatically sensitive devices. Use caution when handling these components. 3-1. Disassembly and Reassembly Cautions: 1.
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3. Disassembly and Reassembly Description Picture Description Screws 2. Remove the screws of rear-cover. 3. Lift up the rear-cover. * Fan is used in 40” only...
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3. Disassembly and Reassembly Description Picture Description Screws 4. Remove the screws of IP and main board. 5. Remove the speakers and screws of inlet socket.
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3. Disassembly and Reassembly Description Picture Description Screws 6. Remove the screws of Stand BKLT. Lift up the Stand BKLT. 7. Remove the Side AV Ass’y (only 46”)
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3. Disassembly and Reassembly Description Picture Description Screws 8-1. Remove the screws of bracket. (32”) 8-2. Remove the screws of bracket. (40”) Reassembly procedures are in the reverse order of disassembly procedures. ※...
4. Troubleshooting 4. Troubleshooting 4-1. Troubleshooting Check the various cable connections first. • Check to see if there is a burnt or damaged cable. • Check to see if there is a disconnected or loose cable connection. • Check to see if the cables are connected according to the connection diagram. Check the power input to the Main Board.
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4. Troubleshooting 4-1-1. No Power The LEDs on the front panel do not work when connecting the power cord. The SMPS relay does not work when connecting the power cord. Symptom The units appears to be dead. The IP relay or the LEDs on the front panel does not work when connecting the power cord if the cables are improperly connected or the Main Board or SMPS is not functioning.
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4. Troubleshooting 4-1-2. No Video (Analog PC signal) Symptom Audio is normal but no picture is displayed on the screen. Check the PC source Major Check the IC6001(SDP84) checkpoints This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Power Indicator is off.
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4. Troubleshooting WAVEFORMS R,G,B, H_sync input signal of IC6001(SDP84)
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4. Troubleshooting 4-1-3. No Video (HDMI - Digital Signal) Symptom Audio is normal but no picture is displayed on the screen. Check the HDMI source Major Check the IC3013 checkpoints This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Power Indicator is off.
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4. Troubleshooting WAVEFORMS Digital Output Data Signal of HDMI(Data)
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4. Troubleshooting 4-1-4. No Video (Tuner_CVBS) Symptom Audio is normal but no picture is displayed on the screen. Check the Tuner CVBS source Major Check the IC6001(SDP84) checkpoints This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Power Indicator is off.
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4. Troubleshooting 4-1-5. No Picture (Video_CVBS) Symptom Audio is normal but no picture is displayed on the screen. Check the Video Source Major Check the IC6002, IC6001(SDP84), IC7001 checkpoints This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Power Indicator is off.
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4. Troubleshooting WAVEFORMS CVBS Output Signal at C6852, C6853, C6854 4-10...
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4. Troubleshooting 4-1-6. No Sound Symptom Picture is normal But no Sound Check the RF Source Major Check the IC6001(SDP84) checkpoints This may be happened when LVDS Cable is Connected between Panel and Main Board , But Sound cable is disconnected. Connect a sound cable.
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4. Troubleshooting WAVEFORMS The Signal are Inputed to IC2002 The Signal are Inputed to IC2002 4-12...
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4. Troubleshooting 4-1-8. Defect Analysis ahead of models. Defective image Defective Symptoms No Picture and normal sound in case of defective a Panel or a defective connector between main board and panel. Another kind of defect LVDS Connector 4-13...
4. Troubleshooting 4-2. Alignments and Adjustments 4-2-1. General Alignment Instuction Usually, a color LCD-TV needs only slight touch-up adjustment upon installation. Check the basic characteristics such as height, horizontal and vertical sync. Use the specified test equipment or its equivalent. Correct impedance matching is essential.
4. Troubleshooting 4-3. Factory Mode Adjustments 4-3-1 Entering Factory Mode To enter ‘Service Mode’ Press the remote -control keys in this sequence : - If you do not have Factory remote - control INFO MENU MUTE Power on - If you have Factory remote - control PICTURE ON DISPLAY FACTORY...
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4. Troubleshooting 3. Control 1) EDID Item Range Option EDID ON/OFF EDID WRITE ALL SUCCESS EDID WRITE PC SUCCESS EDID WRITE HDMI SUCCESS EDID WRITE HDMI1 … EDID WRITE HDMI2 … EDID WRITE HDMI3 … EDID WRITE HDMI4 … EDID 1.2PORT NONE,Not Support 2) Sub Option Item...
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4. Troubleshooting 4) Shop Option Item Range Option Shop Mode USB DEMO ON(SEC) USB DEMO OFF(SEC) 4. Advanced 1) FBE3 Item Range Option Pattern_sel BM_slope1 BM_slope2 BM_slope3 BM_slope4 BM_start BM_start_max Lfunc-basis Hfunc-basis Mean-Offset1 Mean-Offset2 Mean-Slope ACR-Offset ACR-th1 ACR-th2 Skin-Enable Skin-UV Sub color M-Skin-UV M-Sub Color...
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4. Troubleshooting 2) WB Movie Item Range Option W/B MOVIE ON/OFF MODE Dynamic Color Tone Cool MSub Brightness MSub Contrast W3_Rgain W3_Bgain W3_Roffset W3_Boffset W2_Rgain W2_Bgain W2_Roffset W2_Boffset W1_Rgain W1_Bgain W1_Roffset W1_Boffset Cool_Rgain Cool_Bgain Cool_Roffset Cool_Boffset Movie Contrast Movie Bright Movie Color Movie Sharpness Movie Tint...
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4. Troubleshooting 6) AR_ADC Item Range Option RED CUTOFF GREEN CUTOFF BLUE CUTOFF RED GAIN GREEN GAIN BLUE GAIN PHASE SOG_BW SSC_PC RGB_DLY 7) CH_DP Item Range Option SD2HD_DCR SD2HD_DE SD2HD_SCL SD2HD_LTI SD2HD_NARS SD2HD_DUR SD2HD_Metric Coring_ON_OFF SD_CSC 7094 HD_CSC 7438 M_SD_CSC 7094 M_HD_CSC...
4. Troubleshooting 4-4. White Balance - Calibration 4-4-1 White Balance -Calibration 1. Calibration AV Calibration Comp Calibration PC Calibration HDMI Calibration 4-4-2 Service Adjustment - You must perform Calibration in the Lattice Pattern before adjusting the White Balance. Color Calibration ...
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4. Troubleshooting Method of Color Calibration (AV) 1) Apply the NTSC Lattice (N0. 3) pattern signal to the AV IN 1 port 2) Press the Source key to switch to “AV1” mode 3) Enter Service mode 4) Select the “Calibration” menu 5) Select the “AV Calibration”...
4. Troubleshooting 4-4-3 White Balance - Adjustment (low light) (hight light) Sub Bright Sub Contrast 3. W/B R offset R gain G offset G gain B offset B gain (W/B adjustment Condition refer next page) 4-5. White Ratio (Balance) Adjustment You can adjust the white ratio in factory mode (1:Calibration, 3:White-Balance).
4-6. Servicing Information 4-6-1 USB Download Method Samsung may offer upgrades for TV’s firmware in the future. Please contact the Samsung call center at 1-800-SAMSUNG (7267864) to receive information about downloading upgrades and using a USB drive. Upgrades will be possible by connecting a USB drive to the USB port located on located on the back of your TV.
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4. Troubleshooting 2. To enter User menu Support - Software Upgrade - By USB then press the ENTER button. The message USB searching... It may take up to 30 seconds is displayed. Please be careful to not disconnect the power or remove the USB drive while upgrade is being applied.
6. Wiring Diagram 6-2. Wiring Picture 6-3. Connector Functions Connector Functions Panel <-> CN7005 The LVDS signal transfered Panel to Main Board. * defective symptom : No pcture but normal sound IP, SMPS <-> CN1001 Supply dimming and main power from IP,SMPS to Main Board. * defective symptom : No pcture, repeat power On/Off...