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Samsung UN19C4000PD, Service Manual

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SERVICE

Manual

TFT-LCD TV

Contents

Refer to the service manual in the GSPN (see the rear cover) for the more information.

1. Precautions

2. Product speciication

s

3. Disassembly and Reassembly

4. Troubleshooting

5. Exploded View & Part List

6. Wiring Diagram

LED-TV

Chassis 

:  N91B 

Model 

:  UN19C4000PD 

 UN22C4000PD 
 UN26C4000PD

 

   UN22C4000PX 

(HD-Ready)

 

 UN26C4000PX 

(HD-Ready)

UN19C4000PD/UN22C4000PD/UN26C4000PD 

UN22C4000PX/UN26C4000PX(HD-Ready)

UE26EH4500WXZG

UE26EH4500WXZG

Summary of Contents for UN19C4000PD

Page 1: ...autions 2 Product speciications 3 Disassembly and Reassembly 4 Troubleshooting 5 Exploded View Part List 6 Wiring Diagram LED TV Chassis N91B Model UN19C4000PD UN22C4000PD UN26C4000PD UN22C4000PX HD R...

Page 2: ...1 4 Troubleshooting 4 1 4 1 Troubleshooting 4 1 4 2 Alignments and Adjustments 4 25 4 3 Factory Mode Adjustments 4 26 4 4 White Balance Calibration 4 34 4 5 White Ratio Balance Adjustment 4 35 4 6 Ser...

Page 3: ...rope samsungportal com China http china samsungportal com Asia http asia samsungportal com Mideast Africa http mea samsungportal com This Service Manual is a property of Samsung Electronics Co Ltd Any...

Page 4: ...ican National Standards Institute ANSI C101 1 Leakage Current for Appliances and Underwriters Laboratories UL Publication UL1410 59 7 With the unit completely reassembled plug the AC line cord directl...

Page 5: ...instrument s ground lead last 1 3 Electrostatically Sensitive Devices ESD Precautions Some semiconductor solid state devices can be easily damaged by static electricity Such components are commonly ca...

Page 6: ...it from being exposed 4 to moisture Otherwise it may cause a ire or electric shock Make sure to turn the power off and unplug the power cord from the outlet before repositioning the product Also chec...

Page 7: ...1 4 1 Precautions Memo...

Page 8: ...16 13 x 9 07 inches 409 8 H x 230 4 V mm AC power voltage Frequency AC 110V 220V 60 Hz Power Consumption Under 40W Under 0 3W Stand by Dimensions Set W x D x H 18 8 x 7 5 x 14 7 inchs 477 6 x 189 6 x...

Page 9: ...17 H x 268 416 V mm AC power voltage Frequency AC 110V 220V 60 Hz Power Consumption Under 65W Under 0 3W Stand by Dimensions Set W x D x H 21 5 x 7 5 x 16 2 inches 545 2 x 189 5 x 411 1 mm _with stand...

Page 10: ...69 H x 323 712 V mm AC power voltage Frequency AC 110V 220V 60 Hz Power Consumption Under 50W Under 0 3W Stand by Dimensions Set W x D x H 25 7 x 8 7 x 18 9 inches 652 8 x 222 0 x 479 8 mm _with stand...

Page 11: ...0 57 inches 477 417 H x 268 416 V mm AC power voltage Frequency AC 110V 220V 60 Hz Power Consumption Under 65W Under 0 3W Stand by Dimensions Set W x D x H 21 5 x 7 5 x 16 2 inches 545 2 x 189 5 x 411...

Page 12: ...2 74 inches 575 769 H x 323 712 V mm AC power voltage Frequency AC 110V 220V 60 Hz Power Consumption Under 50W Under 0 3W Stand by Dimensions Set W x D x H 25 7 x 8 7 x 18 9 inches 652 8 x 222 0 x 479...

Page 13: ...585 25 UHF T 277 25 SUPER T 276 00 T 277 25 34 34 593 591 25 UHF U 283 25 SUPER U 282 00 U 283 25 35 35 599 597 25 UHF V 289 25 SUPER V 288 00 V 289 25 36 36 605 603 25 UHF W 295 25 SUPER W 294 00 W 2...

Page 14: ...25 91 91 91 625 25 ULTRA 91 624 00 91 625 25 92 92 92 631 25 ULTRA 92 630 00 92 631 25 93 93 93 637 25 ULTRA 93 636 00 93 637 25 94 94 94 643 25 ULTRA 94 642 00 94 643 25 95 95 A 5 91 25 FM A 5 90 00...

Page 15: ...he home theater and the HDMI OUT jack of the corresponding Anynet device using an HDMI cable Connect the Optical cable between the DIGITAL AUDIO OUT OPTICAL jack on your TV and the Digital Audio Input...

Page 16: ...4000 HD Ready 22 26 BN59 01018A Samsung Electronics Service center Power Cord 3903 00467 Cover Bottom 26 BN63 06542B 22 19 BN96 10168C Stand 26 BN96 13156A 22 19 BN96 10168C Screw for the stand M4 L6...

Page 17: ...16 13 x 9 07 inches 409 8 H x 230 4 V mm AC power voltage Frequency AC 110V 220V 60 Hz Power Consumption Under 40W Under 0 3W Stand by Dimensions Set W x D x H 18 8 x 7 5 x 14 7 inchs 477 6 x 189 6 x...

Page 18: ...17 H x 268 416 V mm AC power voltage Frequency AC 110V 220V 60 Hz Power Consumption Under 65W Under 0 3W Stand by Dimensions Set W x D x H 21 5 x 7 5 x 16 2 inches 545 2 x 189 5 x 411 1 mm _with stand...

Page 19: ...69 H x 323 712 V mm AC power voltage Frequency AC 110V 220V 60 Hz Power Consumption Under 50W Under 0 3W Stand by Dimensions Set W x D x H 25 7 x 8 7 x 18 9 inches 652 8 x 222 0 x 479 8 mm _with stand...

Page 20: ...0 57 inches 477 417 H x 268 416 V mm AC power voltage Frequency AC 110V 220V 60 Hz Power Consumption Under 65W Under 0 3W Stand by Dimensions Set W x D x H 21 5 x 7 5 x 16 2 inches 545 2 x 189 5 x 411...

Page 21: ...2 74 inches 575 769 H x 323 712 V mm AC power voltage Frequency AC 110V 220V 60 Hz Power Consumption Under 50W Under 0 3W Stand by Dimensions Set W x D x H 25 7 x 8 7 x 18 9 inches 652 8 x 222 0 x 479...

Page 22: ...585 25 UHF T 277 25 SUPER T 276 00 T 277 25 34 34 593 591 25 UHF U 283 25 SUPER U 282 00 U 283 25 35 35 599 597 25 UHF V 289 25 SUPER V 288 00 V 289 25 36 36 605 603 25 UHF W 295 25 SUPER W 294 00 W 2...

Page 23: ...25 91 91 91 625 25 ULTRA 91 624 00 91 625 25 92 92 92 631 25 ULTRA 92 630 00 92 631 25 93 93 93 637 25 ULTRA 93 636 00 93 637 25 94 94 94 643 25 ULTRA 94 642 00 94 643 25 95 95 A 5 91 25 FM A 5 90 00...

Page 24: ...he home theater and the HDMI OUT jack of the corresponding Anynet device using an HDMI cable Connect the Optical cable between the DIGITAL AUDIO OUT OPTICAL jack on your TV and the Digital Audio Input...

Page 25: ...4000 HD Ready 22 26 BN59 01018A Samsung Electronics Service center Power Cord 3903 00467 Cover Bottom 26 BN63 06542B 22 19 BN96 10168C Stand 26 BN96 13156A 22 19 BN96 10168C Screw for the stand M4 L6...

Page 26: ...andling these components 3 1 Disassembly and Reassembly Cautions 1 Disconnect the LCD TV from the power source before disassembly 2 Follow these directions carefully never use metal instruments to pry...

Page 27: ...1 screws of rear cover 19 22 C4000 Remove the 10 screws of rear cover You can take the rear cover off without removing these screws 6003 000133 6003 001003 3 Lift up the rear cover 4 Remove the left a...

Page 28: ...1 000321 7 Lift up the panel Reassembly procedures are in the reverse order of disassembly procedures Screw Size Code No A mm B mm C mm Q ty 6003 001003 8 3 8 4 12 12 4 4 4 15 19 22 26 10EA 6003 00013...

Page 29: ...ck Check the various cable connections irst 1 Check to see if any cables are damaged or burnt Check to see if there is a disconnected or loose cable connection Check to see if the cables are connected...

Page 30: ...proper Stand By DC A5V appear at TP A5V Does proper Main DC B13V B5V appear at TP B13V B5V Does proper DC A3 3V appear at TP A3 3V Does proper B3 3V B1 8V SPI_3 3V appear at BD213 B3 3V BD219 DDR B1 8...

Page 31: ...4 3 4 Troubleshooting Location Main TOP A BOTTOM D C B Detail A BD219 BD213 B SPI_3 3V C A3 3V D B13V B5V...

Page 32: ...igital data appear at TP O_TXCLK O_TXCLK Yes Yes Yes Yes Check a set in the Stand by mode or DPMS mode Input the analog PC signal properly Please Contact Tech support Check CN901 PC cable Change the M...

Page 33: ...4 5 4 Troubleshooting Location Main TOP BOTTOM A B Detail A PC_VS PC_HS PC_R PC_G PC_B B O_TXCLK O_TXCLK...

Page 34: ...4 6 4 Troubleshooting WAVEFORMS 1 PC input V sink H sink R G B 2 LVDS output...

Page 35: ...Data Does the digital data appear at TP O_TXCLK O_TXCLK Yes Yes Yes Yes Check a set in the Stand by mode Input the HDMI signal properly Please Contact Tech support Check CN1003 CN1004 Check HDMI cable...

Page 36: ...4 8 4 Troubleshooting Location Main TOP A BOTTOM B Detail A Pin 12 Pin 7 B O_TXCLK O_TXCLK...

Page 37: ...4 9 4 Troubleshooting WAVEFORMS 3 HDMI input RX_Data RX_Clk 2 LVDS output...

Page 38: ...in of Tuner Does the digital data appear at TP O_TXCLK O_TXCLK Yes Yes Yes Yes Check a set in the Stand by mode Input the RF source properly Please Contact Tech support Change the Main Assy 26 BN94 03...

Page 39: ...4 11 4 Troubleshooting Location Main TOP BOTTOM B A Detail A B_5V TUNER_33V B O_TXCLK O_TXCLK...

Page 40: ...4 12 4 Troubleshooting WAVEFORMS 2 LVDS output...

Page 41: ...sis menu Strength is enough Does the digital data appear at TP O_TXCLK O_TXCLK Yes Yes Yes Yes Yes Check a set in the Stand by mode Input the RF source properly Please Contact Tech support Change the...

Page 42: ...4 14 4 Troubleshooting Location Main TOP BOTTOM B A Detail A B_5V TUNER_33V B O_TXCLK O_TXCLK...

Page 43: ...4 15 4 Troubleshooting WAVEFORMS 2 LVDS output...

Page 44: ...appear at TP O_TXCLK O_TXCLK Yes Yes Yes Yes Check a set in the Stand by mode Input the video source properly Please Contact Tech support Check CN701 Change the Main Assy 26 BN94 03399B 22 19 BN94 03...

Page 45: ...4 17 4 Troubleshooting Location Main TOP BOTTOM B A Detail A COMP1_Y B O_TXCLK O_TXCLK...

Page 46: ...4 18 4 Troubleshooting WAVEFORMS 4 CVBS OUT Grey Bar 2 LVDS output...

Page 47: ...data appear at TP O_TXCLK O_TXCLK Yes Yes Yes Yes Check a set in the Stand by mode Input the component source properly Please Contact Tech support Check CN701 Change the Main Assy 26 BN94 03399B 22 1...

Page 48: ...4 20 4 Troubleshooting Location Main TOP BOTTOM B A Detail A COMP1_Y COMP1_Y COMP1_PB B O_TXCLK O_TXCLK...

Page 49: ...4 21 4 Troubleshooting WAVEFORMS 5 Compnent_Y Gray scale Pb Pr Color bar 2 LVDS output...

Page 50: ...DVI R L TP MONITOR_R MONITOR_L MONITOR OUT R L Does the sound data appear at TP L L R R Yes Yes Yes Yes Input the sound source properly Please Contact Tech support Change the Main Assy 26 BN94 03399B...

Page 51: ...4 23 4 Troubleshooting Location Main TOP A BOTTOM B C D E Detail A BD213 B MONITOR_L MONITOR_R C TP_912 TP_913 D COMP1_SR COMP1_SL E B13VS...

Page 52: ...4 24 4 Troubleshooting WAVEFORMS 7 Speaker out...

Page 53: ...g is essential 3 Avoid overload Excessive signal from a sweep generator might overload the front end 4 of the TV When inserting signal markers do not allow the marker generator to distort test result...

Page 54: ...repeat steps 1 and 2 above Initial SERVICE MODE DISPLAY State 5 Option Control SVC Expert ADC WB Advanced T TDT5AUSC XXX T TDT5AUSS XXX EDID SUCCESS CALIB AV X COM X PC X HDMI X Option XXXX XXXX XXXX...

Page 55: ...F0E 46L1UF0E 55A1UF0E 55D1UF0E 55L1UF0E 65L1UF0E 42HHcD3 50HHcD45 0FArN4 50FArV458FArN1 58FArV163FArN1 Local Set Model UC4000 LC350 LC450 LC450H LC451LC452 LC457HLC459H LC480 LC530 LC530H LC539H LC540...

Page 56: ...Watchdog OFF ON OFF WD Count 0 0 255 Dimm Type EXT ixed Lvds Format JEIDA JEIDA VESA 19INCH MediaPlay DB On whth 5MB ixed MediaPlay Movie chapterinMedia ixed MediaPlay DLNA OFF ixed MediaPlay PlayList...

Page 57: ...el 3 1 135 Channel Type ATV ATV DTV CATV CDTV Power On Volume 10 0 100 Min Volume 0 0 100 Max Volume 100 0 100 Panel Button Lock Unlock Unlock Lock OnlyPower Power On Source TV TV AV Comp PC HDMI1 HDM...

Page 58: ...SNR ixed BER ixed Singal Strength ixed Bandwidth ixed Frequency ixed LNA Status ixed FFT ixed Modulation ixed Code Rate ixed GI ixed Hier Modulation ixed Frequency Offset ixed Timing Offset ixed AGC i...

Page 59: ...ed A_Segments Num_1 ixed A_Ber_1 ixed B_Modulation_ ixed B_Code Rate_1 ixed B_Timer InterLeave_1 ixed B_Segments Num_1 ixed B_BER_1 ixed C_Modulation_1 ixed C_Code Rate_1 ixed C_Timer InterLeave_1 ixe...

Page 60: ...255 1st_PC_Delta 1 0 255 2nd_Low 1 0 255 2nd_High 235 0 255 2nd_Delta 1 0 255 ADC RESULT 1st_AV_Gain 127 0 255 1st_AV_Offset 139 0 255 1st_Comp_Gain 68 0 255 1st_Comp_Gain_Cb 68 0 255 1st_Comp_Gain_C...

Page 61: ...ss 128 0 255 R_Offset 128 0 255 G_Offset 128 0 255 B_Offset 128 0 255 Sub Contrast 128 0 255 R_Gain 128 0 255 G_Gain 128 0 255 B_Gain 128 0 255 Movie R Offset 122 0 255 Movie B Offset 145 0 255 Movie...

Page 62: ...lance Calibration 1 Calibration AV Calibration Comp Calibration PC Calibration HDMI Calibration 4 4 2 White Balance Adjustment 3 W B low light hight light Sub Bright R offset G offset B offset Sub Con...

Page 63: ...ent coordinate is almost same in AV COMP mode White Balance Manual Adjustment 19C4000 P Mode Input signal Dividing Adjustment Coordinate CA 210 x y Y Luminance T K MPCD Dynamic Cool1 HDMI Comp CVBS H...

Page 64: ...atically after completing the irmware upgrade When software is upgraded video and audio settings you have made will return to their default settings We recommend you to write down your settings so tha...

Page 65: ...5 1 5 Exploded View Part List 5 Exploded View Part List 5 1 UN22C4000P Exploded View M0014 T0003 PANEL BA001 R001A T0175 T0175 M0027 T0920 P001A...

Page 66: ...27 BN96 11163E ASSY STAND P BASE UC4000 19 22 ABS PMMA 1 SA P001A BN44 00347C DC VSS LED TV PD BD PD22AF0D_ZSM PSLF650 1 SA PANEL BN07 00865A LCD PANEL T216HAE1 DB CLL2AC1 6bit Hi FR 1 SA R001A BN96 1...

Page 67: ...08 SOLDER WIRE FLUX LFC7 107 D0 8 99 3Sn 0 0 125 SNA 3 3701 001698 CONNECTOR DSUB 15P 3ROW FEMALE ANGLE NI 1 SA 3 3711 007302 HEADER BOARD TO BOARD BOX 18P 2R 2mm ANG 1 SA 3 JA330 3722 002846 JACK PHO...

Page 68: ...CHIP 1Mohm 5 1 10W TP 1608 1 SA 4 R105 2007 000138 R CHIP 100ohm 5 1 16W TP 1005 25 SA 4 MR306 2007 000141 R CHIP 2 2Kohm 5 1 16W TP 1005 12 SNA 4 R319 2007 000143 R CHIP 4 7Kohm 5 1 16W TP 1005 40 S...

Page 69: ...nF 5 50V NP0 1005 2 SA 4 AD480 2203 001412 C CER CHIP 0 03nF 5 50V NP0 TP 1005 11 SNA 4 AD480 2203 001428 C CER CHIP 470nF 10 50V X7R TP 2012 2 SNA 4 AD480 2203 002285 C CER CHIP 10nF 10 50V X7R 1005...

Page 70: ...or Ass y 1 SA 2 T0531 BN63 06700A COVER BOTTOM UC4000 22 HIPS V0 BK0020 1 SA 2 CCMM1 BN73 00211B SILICON RUBBER UN46B9000XFXZA SILICON PO 1 SNA 2 M0230 BN96 12447N ASSY CABLE P FFC UN22C4000PFXZA FFC...

Page 71: ...BN90 02596A ASSY COVER FRONT UC4000 22 1 SNA 2 T0527 AA68 03539A LABEL BAR CODE 65X40mm ART PAPER 1 SNA 2 T0003 BN96 13150A ASSY COVER P FRONT UC4000 22 UO PMMA PMM 1 SA 3 BN61 06213A BRACKET STOPPER...

Page 72: ...5 1 5 Exploded View Part List 5 Exploded View Part List 5 1 UN26C4000P Exploded View BA001 M0014 T0003 PANEL R001A T0175 T0175 T0920 M0027 P001A SB05A...

Page 73: ...E UC4000 26 ABS PMMA HB 1 SA P001A BN44 00349A DC VSS LED TV PD BD PD32AF0E_ZSM PSLF900 1 SA PANEL BN07 00847A LCD PANEL T260HAE1 DB CLL3AC1 8bits 26 1 1 SA R001A BN96 13154J ASSY COVER P REAR UC4000...

Page 74: ...LDPE 70 90 4X12 5 1 SNA 3 BN68 02368E LABEL ACCESSORY A P100G T0 08 25mmX50mm 1 SNA 0 1 M0017 BN91 05005G ASSY CHASSIS NEW MODEL 1 SNA 2 M0014 BN94 03735S ASSY PCB MAIN UN26C4000PX 1 SA 3 0202 001608...

Page 75: ...271 VARISTOR 20Vdc 5A 1 0x0 5x0 6mm TP 18 SA 4 R512 2007 000107 R CHIP 470Kohm 5 1 10W TP 1608 1 SA 4 ZR24 2007 000109 R CHIP 1Mohm 5 1 10W TP 1608 1 SA 4 R105 2007 000138 R CHIP 100ohm 5 1 16W TP 100...

Page 76: ...C0G 1005 1 SA 4 AD480 2203 000714 C CER CHIP 3 3nF 10 50V X7R TP 1005 2 SA 4 CK40B 2203 000838 C CER CHIP 0 39NF 5 50V C0G TP 1608 1 SNA 4 KFC6 2203 000872 C CER CHIP 0 0030nF 0 25pF 50V C0G 1608 2 SN...

Page 77: ...1 BN91 05171A ASSY LCD CMO BN07 00847A 1 SNA 2 PANEL BN07 00847A LCD PANEL T260HAE1 DB CLL3AC1 8bits 26 1 1 SA 0 1 BN91 05373U ASSY SHIELD NEW MODEL 1 SNA 2 T0081 6001 002283 SCREW MACHINE BH M3 L5 ZP...

Page 78: ...BN68 00513A LABEL E PASS ALL MODEL YUPO 110G 50X15 1 SNA 3 EH03A BN96 10276B ASSY HOLDER P RING 09 LEDTV ALL MODEL AB 1 SA 4 6902 000683 BAG ZIPPER LDPE T0 05 W60 L60 TRP 4 PE M 1 SNA 4 AH365 BN61 052...

Page 79: ...CR L200 T2 0 W10 2 SNA 4 BN63 06773A SHEET INSULATOR UC4k 26 PC T0 4 217 207 1 SNA 3 M0006 BN63 06564A COVER REAR UC4000 26 UO KO PCM 0 5T BKN 1 SNA 3 BN68 02531A LABEL TERMINAL SIDE LED PET T0 05 UO...

Page 80: ...5 1 5 Exploded View Part List 5 Exploded View Part List 5 1 UN22C4000P Exploded View M0014 T0003 PANEL BA001 R001A T0175 T0175 M0027 T0920 P001A...

Page 81: ...27 BN96 11163E ASSY STAND P BASE UC4000 19 22 ABS PMMA 1 SA P001A BN44 00347C DC VSS LED TV PD BD PD22AF0D_ZSM PSLF650 1 SA PANEL BN07 00865A LCD PANEL T216HAE1 DB CLL2AC1 6bit Hi FR 1 SA R001A BN96 1...

Page 82: ...08 SOLDER WIRE FLUX LFC7 107 D0 8 99 3Sn 0 0 125 SNA 3 3701 001698 CONNECTOR DSUB 15P 3ROW FEMALE ANGLE NI 1 SA 3 3711 007302 HEADER BOARD TO BOARD BOX 18P 2R 2mm ANG 1 SA 3 JA330 3722 002846 JACK PHO...

Page 83: ...CHIP 1Mohm 5 1 10W TP 1608 1 SA 4 R105 2007 000138 R CHIP 100ohm 5 1 16W TP 1005 25 SA 4 MR306 2007 000141 R CHIP 2 2Kohm 5 1 16W TP 1005 12 SNA 4 R319 2007 000143 R CHIP 4 7Kohm 5 1 16W TP 1005 40 S...

Page 84: ...nF 5 50V NP0 1005 2 SA 4 AD480 2203 001412 C CER CHIP 0 03nF 5 50V NP0 TP 1005 11 SNA 4 AD480 2203 001428 C CER CHIP 470nF 10 50V X7R TP 2012 2 SNA 4 AD480 2203 002285 C CER CHIP 10nF 10 50V X7R 1005...

Page 85: ...or Ass y 1 SA 2 T0531 BN63 06700A COVER BOTTOM UC4000 22 HIPS V0 BK0020 1 SA 2 CCMM1 BN73 00211B SILICON RUBBER UN46B9000XFXZA SILICON PO 1 SNA 2 M0230 BN96 12447N ASSY CABLE P FFC UN22C4000PFXZA FFC...

Page 86: ...BN90 02596A ASSY COVER FRONT UC4000 22 1 SNA 2 T0527 AA68 03539A LABEL BAR CODE 65X40mm ART PAPER 1 SNA 2 T0003 BN96 13150A ASSY COVER P FRONT UC4000 22 UO PMMA PMM 1 SA 3 BN61 06213A BRACKET STOPPER...

Page 87: ...6 1 6 Wiring Diagram 6 Wiring Diagram 6 1 Wiring Diagram 19 22 T CON Main Board Speaker behind Function IP Board CNM802 Speaker CN401 CN1202 CN1303_26 CN201 CNL801 Panel...

Page 88: ...6 2 6 Wiring Diagram 26 T CON Main Board Speaker behind Function IP Board CNM802 Speaker CN401 CN1202 CN1304_19 CN201 CNL801 Panel...

Page 89: ...CN901 PC 1 PC_RED 9 PC_5V 2 PC_GREEN 10 IDENT_PC 3 PC_BLUE 11 R_FANET 4 T_FANET 12 SDA_DOWN 5 GND 13 PC_HS 6 GND 14 PC_VS 7 GND 15 SCL_DOWN 8 GND CN902 PC DIV SOUND 1 GND 4 NC 2 PC_SR_IN 5 NC 3 PC_SL...

Page 90: ...imming signal from IP board to Main Board CN1303_26 CN1304_19 T CON The LVDS signal transfered from Main Board to Panel 6 4 Cables Use LEAD Main IP 18P LVDS Main TCON Code 26 C4000 BN39 01267A 22 C400...

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