LED TV
SERVICE
Manual
Contents
1. Precautions
2. Product specifications
3. Disassembly and Reassembly
4. Troubleshooting
5. Wiring Diagram
UN40H5003AF
Chassis : U8LA
Model : UN40H5003AF
Page 1: ...LED TV SERVICE Manual LED TV Contents 1 Precautions 2 Product specifications 3 Disassembly and Reassembly 4 Troubleshooting 5 Wiring Diagram UN40H5003AF Chassis U8LA Model UN40H5003AF...
Page 2: ...embly and Reassembly 3 1 3 1 Disassembly and Reassembly 3 1 3 2 Disassembly PTC 3 4 4 Troubleshooting 4 1 4 1 Troubleshooting 4 1 4 1 1 Previous Check 4 1 4 2 How to Check Fault Symptom 4 2 4 3 Factor...
Page 3: ...nual is a property of Samsung Electronics Co Ltd Any unauthorized use of Manual can be punished under applicable International and or domestic law 2014 Samsung Electronics Co Ltd All rights reserved P...
Page 4: ...adjustment and 2 compartment covers or shields isolation resistorcapacitor networks mechanical insulators etc Leakage Current Hot Check 3 DEVICE UNDER TEST READING SHOULD NOT BE ABOVE 0 5mA LEAKAGE C...
Page 5: ...d by replacing them with components rated for higher voltage wattage etc Parts that have special safety characteristics are identified by on schematics and parts lists A substitute replacement that do...
Page 6: ...used 2 The internal wiring is sometimes clamped to prevent contact with thermally hot components Reinstall all such elements to their original position After servicing always check that the screws com...
Page 7: ...sufficient to damage ESDs 3 Use only a grounded tip soldering iron to solder or desolder ESDs 4 Use only an anti static solder removal device Some solder removal devices not classified as anti static...
Page 8: ...ntenna far away from any high voltage cables and install it firmly Contact with the highvoltage cable or the 6 antenna falling over may cause fire or electric shock When installing the product leave e...
Page 9: ...2 1 Product information Model UN40H5003AF Front View W D W Width H High D Depth H Detail View Front Color Black Dimensions W x H x D 40 With Stand 918 x 592 6 x 227 6 mm Without Stand 918 x 533 2 x 9...
Page 10: ...cro Dimming No Precision Black Local Dimming N A Wide Color Enhancer Plus Yes Color Accuracy No Auto Depth Enhancer No Auto Motion Plus No Film Mode Yes Audio Dolby MS10 MS110 Dolby Digital Plus Dolby...
Page 11: ...Smart Home No Tuner Broadcasting DTV Tuner ATSC Clear QAM Analog Tuner Yes Connectivity HDMI 2 USB 1 Component In Y Pb Pr 1 Composite In AV 1 Common Use for Component Y Ethernet LAN No Headphone No A...
Page 12: ...n View Yes Auto Channel Search Yes Auto Power Off Yes Clock On Off Timer Yes Sleep Timer Yes BD Wise Plus No Caption Subtitle Yes AC DC TV N A Embeded POP Yes EPG No Game Mode Yes History No IP Video...
Page 13: ...Model TM1240A Batteries for Remote Control Yes Samsung Smart Touch Control Included No Ultra Slim Wall Mount Supported No Mini Wall Mount Supported Yes Vesa Wall Mount Supported Yes IR Extender Cable...
Page 14: ...escription Screen Size Diagonal 40 inches LCD Panel FHD 60Hz Display Colors 16 7M color Display Resolution 1920 x 1080 Input Signal Analog 0 7 Vp p 5 positive at 75 internally terminated Input Sync Si...
Page 15: ...included in the package contents can be purchased separately The part code for some accessories may differ depending on your region Product Code No Product Code No Remote Control AA59 00666A Power Co...
Page 16: ...when handling these components 3 1 Disassembly and Reassembly CAUTION Disconnect the LED TV from the power source before disassembly 1 Follow these directions carefully never use metal instruments to...
Page 17: ...Screws 4 Remove 16 screws of Rear Cover Torque 7 8Kgf cm 6003 001782 Torque 7 8Kgf cm 6003 002755 5 Remove the Rear Cover 6 Remove 8 screws of main board and IP board and Panel Torque 7 8Kgf cm 001 00...
Page 18: ...3 3 3 Disassembly and Reassemble Description Picture Description Screws 8 Completed disassembly NOTE Reassembly procedures are in the reverse order of disassembly procedures...
Page 19: ...y and Reassemble 3 2 Disassembly PTC How to disassembly Description Picture Description Refer 1 Place TV face up on cushioned table 2 Remove the function Assy 3 Disassemble ASSY MISC P CHASSIS TOP U D...
Page 20: ...t to make it bent or folded CAUTION Disassemble COF film to the guide with care not to make it bent or folded 1 2 2 2 2 1 5 Disassemble ASSY FRAME P MOLD MIDDLE L R ASSY FRAME P MOLD MIDDLE U D with h...
Page 21: ...SC P CHASSIS TOP U D using the hook HOOK POINT Top 6Point Bottom 5 Point Right 4 Point Left 4 Point CAUTION Check whether the hooks are completely assembled 3 Place Assy MISC P Open Cell on the FRAME...
Page 22: ...4 When Source PCB attach CHASSIS BOTTOM it should be attach the Gasket 5 Assemble ASSY MISC P CHASSIS TOP L R ASSY MISC P CHASSIS TOP U D with hooks HOOK POINT Top 6Point Bottom 5 Point Right 4 Point...
Page 23: ...4 When Source PCB attach CHASSIS BOTTOM it should be attach the Gasket 5 Assemble ASSY MISC P CHASSIS TOP L R ASSY MISC P CHASSIS TOP U D with hooks HOOK POINT Top 6Point Bottom 5 Point Right 4 Point...
Page 24: ...1 2 Solutions To conduct 4 siodes touching inspection by operators To quantify SOP because of operational defects between DS photoelectricity progress Assembly process of mechanical tools 2 2 To apply...
Page 25: ...r Flashes Panel Back Lights are turned On If no Backlights unplug AC Power Cord unplug 10 pin connector to SMPS plug in AC Power Cord Back light should come on Check Main Board operation for error Pow...
Page 26: ...ck the A13V of BD207 No Change the SMPS Yes Check the Q206 base voltage must be no larger than 0 5V No Change the Main Assy Yes Check the A5V of L202 B13V of Q202 B5V of Q207 No Change the Main Assy Y...
Page 27: ...Location of Parts Main Board_Front MAIN IC FLASH TUNER IC201 L202 IC205 Q207 IC204 BD207 Q204 Q203 Q202 4 3 4 Troubleshooting...
Page 28: ...for connecting external device Yes choose the HDMI SOURCE Check the HDMI CONNECTOR No Input the HDMI signal Yes Check a below signal CN401 CN404 Pin 12 10 1 3 4 6 7 9 HDMI1 HDMI RX_Clk RX_Data No Che...
Page 29: ...Location of Parts Main Board_Front A Detail A 12 9 6 3 1 4 7 10 ODD_TX0 ODD_TX1 ODD_TX2 ODD_TXCLK ODD_TX3 ODD_TX4 EVEN_TX0 EVEN_TX1 EVEN_TX2 EVEN_TXCLK ODD_TX3 ODD_TX4 4 5 4 Troubleshooting...
Page 30: ...a video source cable No Check Video signal Yes Check the SelfTest Support Self Diagnosis Picture Test Remain other Problem No Check for connecting external device Yes Check R426 COMP1_Y CVBS R424 COM...
Page 31: ...Location of Parts Main Board_Front A B Detail A R425 R426 R424 B R421 R422 ODD_TX0 ODD_TX1 ODD_TX2 ODD_TXCLK ODD_TX3 ODD_TX4 EVEN_TX0 EVEN_TX1 EVEN_TX2 EVEN_TXCLK ODD_TX3 ODD_TX4 4 7 4 Troubleshooting...
Page 32: ...the SelfTest Support Self Diagnosis Picture Test Remain other Problem No Check for connecting external device Yes Check the DC B13V to BD305 No Change the Main Assy Yes Check the sound data L L R R No...
Page 33: ...Location of Parts Main Board_Front A B Detail A L L R R B BD305 4 9 4 Troubleshooting...
Page 34: ...XZA Inches 40 PANEL Vendor INX Code BN95 01856A Spec V400HJ6 PE1 SMPS BOARD Vendor DYREL Code BN44 00769A Spec L40HF_EDY MAIN BOARD Chassis Ass y BN91 13503E PBA Ass y BN94 07592A Byte Item 0 Factory...
Page 35: ...f you have Factory remote control INFO Factory If you don t have Factory remote control can t control some menus Initial SERVICE MODE DISPLAY State Option Sub Options Sound Debug SVC W B ADJUST ADC AD...
Page 36: ...enu Name Data Range Factory Reset Type 40D6AF0D SW Model UH5003 BOM Model 5003 Ch Table NONE Local Set US TUNER MXL601 MRT Option LVDS FORMAT JEIDA HV Flip Off China HD Off NT Conversion On Num of AV...
Page 37: ...gain 128 B gain 150 R Offset 1024 G offset 1024 B offset 1024 sub_contrast 142 sub_brightness 1024 ADC ADJUST Factory Menu Name Data Range Mode R gain 4626 G gain 4522 B gain 4626 R Offset 2048 G off...
Page 38: ...H sync Magn TH 0x0000 IF Level TH 0x0072 Bottom level TH 0x004F Synctip noise TH 0x0005 Tuner power TH DB60 CVBS Starus Fail Check Result Fail DTV TUNER SELFTEST Factory Menu Name Data Range Lock Sta...
Page 39: ...ng the White Balance Color Calibration Adjust Specification Source Setting Mode Pattern Use Equipment HDMI 1280 x 720 60 Hz Pattern 24 Only Chess Pattern CA210 Master MSPG925 Generator Chess Pattern U...
Page 40: ...mponent1 mode 2 Enter Service mode 3 Select the ADC menu 4 Select the Comp Calibration menu 5 In Comp Calibration Off status press the key to perform Calibration 6 When Calibration is complete it retu...
Page 41: ...Select 2 SVC Menu Select 3 ADC WB menu Select 4 White Balance menu Option Control SVC Expert ADC WB Advanced White Balance low light Sub Bright R offset G offset B offset hight light Sub Contrast R g...
Page 42: ...t directory of the USB Please be careful to not disconnect the power or remove the USB drive while upgrades are being applied MENU Support Software Update 4 5 2 By Online Upgrades the software using t...
Page 43: ...4 6 Rear Cover Dimension 4 6 1 UN40H5003 Cover Rear Dimension 895 9 347 9 150 0 144 0 132 4 166 0 200 0 273 7 31 4 23 1 148 5 162 7 530 7 200 0 4 19 4 Troubleshooting...
Page 44: ...ing Diagram Main Board Power Board Speaker FUNCTION IR Speaker CN201 CN801_FHD CN802_HD CN301 CN401 CNL802 PANEL PANEL Speak k k k k k k k k k k k k k k k k k k k k k k k k k k k k k k k k e e e e e e...
Page 45: ...A 23 EVEN_TX2 9 PANEL_I2C_EN 24 EVEN_TX1 10 BT_SYNC 25 EVEN_TX1 11 UPDATE_CHK 26 EVEN_TX0 12 TCON_SCL 27 EVEN_TX0 13 GND 28 GND 14 EVEN_TX4 29 ODD_TX4 15 EVEN_TX4 30 ODD_TX4 1 CN801_FHD 31 ODD_TX3 42...
Page 46: ...onent AV 1 GND 9 TEST_PR 2 COMP2_Y_CVBS 10 GND 3 INDENT_VIEDO2 11 COMP1_SL_IN 4 GND 12 TEST_SL 5 COMP2_PB 13 GND 6 INDENT_COMP2 14 COMP1_SR_IN 7 GND 15 TEST_SR 8 COMP2_PR 6 CN401_H1 to HDMI1 1 HDMI1_R...
Page 47: ...5 Wiring Diagram 5 3 Connector Functions Connector Function CN201 CNM803 Supply main power and dimming signal from IP board to Main Board CN801 T CON The LVDS signal transfered from Main Board to Pan...
Page 48: ...5 5 5 Wiring Diagram Use LEAD Main IP 10P LVDS CALBE Main panel FHD Code No BN39 01956A BN96 32005M Image Use FUNCTION CABLE 8P FUNCTION Code No BN39 01723C BN96 23845A Image 5 4 Cables...