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LCD-TV Chassis : N64C Model : LN26B360C5D LN32B360C5D 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 LN32B360C5D Refer to the service manual in the GSPN (see the rear cover) for the more information.
4-4. White Balance - Calibration ..................4-37 4-5. White Ratio (Balance) Adjustment ................4-39 4-6. Servicing Information ....................4-40 5. Exploded View & Part List ..................5-1 5-1. LN26B360C5D Exploded View ..................5-1 5-2. LN32B360C5D Exploded View ..................5-3 5-3. LN26B360C5D Parts List ....................5-5 5-4. LN32B360C5D Parts List ..................... 5-20 6. Wiring Diagram ......................
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3. Disassembly and Reassembly 3. Disassembly and Reassembly This section of the service manual describes the disassembly and reassembly procedures for the 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 3. Lift up the rear-cover. 4. Remove the left and right speaker. 5. Remove the 4 screws of main board and 5 screws of IP board. 6. Remove the 8 screws of bottom bracket stand link.
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3. Disassembly and Reassembly Description Picture Description Screws 7. Lift up the bottom and bracket stand link. 8. Lift up the panel. Reassembly procedures are in the reverse order of disassembly procedures. ※...
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5. Exploded View & Part List 5. Exploded View & Part List 5-1. LN26B360C5D Exploded View...
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5. Exploded View & Part List 5-1-1. LN26B360C5D Parts List Location No. Code No. Description & Specifi cation Q’ty S.A/S.N.A Remark T0003 BN96-10017A ASSY COVER P-FRONT;LB450 26,PC+ABS,V0,BK M0215 BN07-00638A LCD-PANEL;T260XW02 VS T0175 BN96-06822H ASSY SPEAKER P;16ohm,4pin,5W,R:150 / L:3 M0115 BN61-04772A BRACKET-STAND LINK;B450 26inch,SECC...
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5. Exploded View & Part List 5-2. LN32B360C5D Exploded View...
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 any circuitry. 1-1-2. Servicing the LCD TV When servicing the LCD TV, Disconnect the AC line cord from the AC outlet.
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.
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2. Product specifications CHANNEL FREQUENCY TABLE OUTPUT FREQUENCY : ANALOG fv:45.75MHz, fs:41.25MHz DIGITAL Fc:44MHz TUNING STEP SIZE : FIRST PLL 250KHz SECOND PLL 62.5KHz OSD CH NO CH NO CH NO CH NO Air-DTV Air-NTSC BAND Cable STD BAND Cable HRC Cable IRC 72.
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2. Product specifications OSD CH NO CH NO CH NO CH NO Air-DTV Air-NTSC BAND Cable STD BAND Cable HRC Cable IRC 499.25 ULTRA 498.00 499.25 505.25 ULTRA 504.00 505.25 511.25 ULTRA 510.00 511.25 517.25 ULTRA 516.00 517.25 523.25 ULTRA 522.00 523.25 529.25...
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. 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 4-1-2. No Video (Analog PC signal) Symptom Audio is normal but no picture is displayed on the screen. Check the PC source Major Check the Arsenal, Check the Chelsea. checkpoints This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Check a set in the Power indicator LED is off.
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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 MSD2248AL 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 4-1-4. No Video (Tuner_CVBS) Symptom Audio is normal but no picture is displayed on the screen. Check the Tuner CVBS source Major Check the MSD2248AL 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 4-1-5. No Video (Tuner DTV) Symptom Audio is normal but no picture is displayed on the screen. Check the DTV source Major Check the MSD2248AL 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 (Video CVBS) Symptom Audio is normal but no picture is displayed on the screen. Check the Video CVBS source Major Check the MSD2248AL 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 (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 4-1-8. 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.
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4. Troubleshooting WAVEFORMS I2C Data Speaker out 4-24...
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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.
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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 MUTE Power On 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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52L6AF0C / NONE Model L360 LB530 / LB540 / LB550 / LB460 / LB360 / LB650 / LB530S TUNER ALPS ALPS Region SAMSUNG SAMSUNG / Etron Light Effect On / Off Exhibition On / Off Mode ADC/WB Factory Name ADC Tarhet...
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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 Sub Option Mute Time(VIDEO) 0 ~ 10 ready Failure Success / Failure Hotplug On / Off Hotplugcontrol On / Off Spread Spectrum Auto Power On / Off Arab On / Off NT Conversion On / Off Mirror On / Off HDMI EQ1...
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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 Saturation Mute M Prescale A2K Prescale BTSC Mono Prescale BTSC Stereo Prescale SAP Prescale CH1 BW CH2 BW Num of Check...
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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 Color Mode Dynamic / Standard / Movie 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...
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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”...
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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).
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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.
6. Wiring Diagram 6-2. Connector Functions Connector Functions FCN101 <-> CN801 Supply main power and dimming signal from IP board to Main Board. HCN301 <-> Panel The LVDS signal transfered from Main Board to Panel. 6-3. Cables Main IP (30P) Main - TCON 26”...