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LCD-TV Chassis : N65A Model : LE32B53*** LE37B53*** LE40B53*** LE46B53*** SERVICE Manual TFT-LCD TV contents 1. Precautions 2. Product specifications 3. Disassembly and Reassembly 4. Troubleshooting 5. Exploded View & Part List 6. Wiring Diagram LE40B53*** Refer to the service manual in the GSPN (see the rear cover) for the more information.
2. Product specifications 2-2. New Features explanation Anynet+: Anynet+ is an AV network system that enables you to control all connected Samsung AV devices � with the TV’s remote. To directly connect to TV Anynet+ Device 1 Anynet+ Device 2 Anynet+ Device 3 HDMI 1.3 Cable...
2. Product specifications 2-3. Specification Comparison to Old Models O : application, X : non-application ※ Model B530(LE32B53***) A530(LE32A53***) Design Display Type LCD TV LCD TV Built-in Tuner Resolution 1920 x 1080 1920 x 1080 LCD Panel TFT LCD Panel TFT LCD Panel Screen Size 32”/37”/40”/46”...
3. Disassembly and Reassembly 3. Disassembly and Reassembly This section of the service manual describes the disassembly and reassembly procedures for the B530(LE32B53***) 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 11 screws of rear-cover. (32” - 10, 37” - 13, 46” - 14) 3. Lift up the rear-cover. 4. Remove the left and right speaker. 5. Remove the 4 screws of main board and 8 screws of IP board.
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3. Disassembly and Reassembly Description Picture Description Screws 6. Remove the 2 screws of bracket TOP. Remove the 8 screws of bracket stand link. (TOP : 32”/37”/46” - 2, Stand link : 32” - 7, 37”/46”- 8) 7. Lift up the bracket TOP and stand link.
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3. Disassembly and Reassembly Description Picture Description Screws 8. Lift up the panel. Reassembly procedures are in the reverse order of disassembly procedures. ※...
4. Troubleshooting 4. Troubleshooting 4-1. Troubleshooting 4-1-1. Previous check 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. •...
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4. Troubleshooting 4-1-2. No Power The LEDs on the front panel do not work when connecting the power cord. Symptom The SMPS relay does not work when connecting the power cord. 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 4-1-3. No Video (Analog PC signal) Symptom Audio is normal but no picture is displayed on the screen. Check the PC source Major Check the Arsenal, Check the Chelsea. checkpoints This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Check a set Power indicator LED is off.
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4. Troubleshooting LVDS PC RGB HV sync MAINBOARD(B)
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4. Troubleshooting 4-1-4. No Video (HDMI 1, 2, 3 - Digital Signal) Symptom Audio is normal but no picture is displayed on the screen. Check the HDMI source. Major Check the HDMI switch, Check the Chelsea. 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 Video (Tuner_CVBS) Symptom Audio is normal but no picture is displayed on the screen. Check the Tuner CVBS source. Major Check the Tuner, Check the Chelsea. checkpoints This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Power indicator LED is off.
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4. Troubleshooting 4-1-6. No Video (Tuner DTV) Symptom Audio is normal but no picture is displayed on the screen. Check the DTV source. Major Check the Tuner, Check the Chelsea. checkpoints This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Power indicator LED is off.
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4. Troubleshooting 4-1-7. No Video (Video CVBS) Symptom Audio is normal but no picture is displayed on the screen. Check the Video CVBS source Major Check the Chelsea. checkpoints This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Power indicator LED is off.
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4. Troubleshooting 4-1-8. No Video (Component) Symptom Audio is normal but no picture is displayed on the screen. Check the Component source Major Check the chelsea. checkpoints This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Power indicator LED is off.
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4. Troubleshooting 4-1-9. No Sound Symptom Video is normal but there is no sound.. When the speaker connectors are disconnected or damaged. Major When the sound processing part of the Main Board is not functioning. checkpoints Speaker defect.. Check the source and Input the sound source properly.
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 Power OFF INFO MENU MUTE 4-3-2 How to Access Service Mode Using the Customer Remote Turn the power off and set to stand-by mode Press the remote buttons in this order;...
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4. Troubleshooting Control Factory Name EDID Sub Option PDP Option Hotel Option Shop Option Sound Config Option Factory Name Data Range EDID EDID ON/OFF On / Off EDID WRITE ALL Success Success / Failure EDID WRITE PC Success Success / Failure EDID WRITE DVI Success Success / Failure...
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4. Troubleshooting Factory Name Data Range Option 0 ~ 10 Mute Time(VIDEO) Failure Success / Failure ready TTX LIST FLOF FLOF / LIST On / Off TTX Group Lang OSD Lang OSD/ W Europe/E Europe/Russia/Greek/Turkey/Arab/Farsi/ArabHbrw Hotplug On / Off Hotplugcontrol On / Off Spread Spectrum Auto Power...
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4. Troubleshooting Spread Spectrum Factory Name Data Range Spread Spectrum On / Off Period 40K / 50K / 60K Amplitude 0 / 0.5 / 1 / 1.5 / 2 DDR Spread 2% Spread Off / 1% Spread / 2% Spread Factory Name Data Range...
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4. Troubleshooting Shop Option Factory Name Data Range Shop Mode On / Off USB DEMO ON (SEC) USB DEMO OFF (SEC) Sound Factory Name Data Range FM Prescale AM Prescale Nicam Prescale A2 M2S Threshold A2 S2M Threshold A2 PilotPhaseOn A2 PilotPhaseOff A2 Identon A2 Identoff...
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4. Troubleshooting Factory Name Advanced WB Movie EPA Standard ADJUST YC_Delay SHARPNESS PQ Others Color Space EEPROM RESET Factory Name Data Range Movie WB Movie On / Off Dynamic / Standard / Movie Color Mode Color Tone Cool / Normal / Warm1 / Warm2 Msub Brigh 0 ~ 255 Msub Contr...
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4. Troubleshooting EPA Standard Factory Name Data Range Std Contr 0 ~ 100 Std Bright 0 ~ 100 Std Sharp 0 ~ 100 Std Color 0 ~ 100 Std Tint 0 ~ 100 Std Backlight 0 ~ 10 Factory Name Data Range ADJUST...
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4. Troubleshooting SHARPNESS Data Factory Data Range component HDMI Name CVBS (720p) (720p) (720p) H1 Gain H2 Gain H3 Gain H4 Gain V1 Gain V2 Gain H overshoot V overshoot H undershoot V undershoot Coring TH2 Coring TH1 SHARPNESS Data Range Comp/HDMI/ PC / HDMI...
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4. Troubleshooting PQ Others Factory Name Data Range 7.5 IRE NTSC On / Off 7.5 IRE 0 ~ 60 Comp SD COMP HD Comp SD COMP HD Color HDMI SD HDMI HD HDMI SD HDMI HD HDMI Range Space Factory DTV SD DTV HD DTV SD...
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 White Balance - Adjustment (low light) (hight light) Sub Bright Sub Contrast 3. W/B R offset R gain G offset G gain B offset...
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 (726-7864) 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 your TV.
4. Troubleshooting 4-7. HOW TO UPGRADE WITH JIG 4-7-1. TV Main S/W Order Description ETC. Open the Flash Downloader. Connect Mstar JIG One side is USB cable, to the TV Set with the another side is D-SUB Cable. D-Sub cable on the JIG. JIG connection is OK Select the code Choose the S/W...
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4. Troubleshooting Order Description ETC. Select AUTO button Select RUN button Check the Verify OK, Select DIS Con Button And disconnect the JIG 4-40...
4. Troubleshooting 4-8. Mechanical diagram 4-8-1. 32LB530 Size (W×D×H) [mm] Set [mm] 1) Set with Stand : 801 x 220.2 x 562.5 2) Set without Stand [mm] : 801.0 x 76.8 x 518.1 3) Opening Size [mm] : 699 x 393.8 Package(Outside Dimension) [mm] : 905 x 615.0 x 200.0 Weight [kg]...
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4. Troubleshooting 4-8-3. 40LB530 Size (W×D×H) [mm] Set [mm] 1) Set with Stand : 998.0 x 240.0 x 686.0 2) Set without Stand [mm] : 998.0 x 78.4 x 620.8 3) Opening Size [mm] : 886.3 x 499.2 Package(Outside Dimension) [mm] : 1246.0 x 239.0 x 746.0 Weight [kg] Set with Stand...
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4. Troubleshooting 4-9-2. Main TOP 4-9-3. Main Inner(2) 4-44...
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4. Troubleshooting 4-9-4. Main Inner(3) 4-9-5. Main Bottom 4-45...
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4. Troubleshooting 4-9-6. Power_32” IP Regulation Inverter Supply Part Coil INPUT 4-9-7. Power_37” IP Regulation Inverter Supply Part Coil INPUT 4-46...
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4. Troubleshooting 4-9-8. Power_40” IP Inverter Regulation Supply Part Coil INPUT 4-9-9. Power_46” IP Inverter Supply Part Regulation PFC Coil AC INPUT 4-47...
6. Wiring Diagram 6-3. Connector Functions Connector Functions CN2001 <-> CN801 Supply main power and dimming signal from IP board to Main Board. CN1120_FHD <-> CN505 The LVDS signal transfered from Main Board to Panel. CN1806 <-> Panel CN3 Feedback signal from driver. CN1808 <->...