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LCD Television Service Manual

1. N12A 1 2 3 5 6 7 8 9 10 11 12 13 4 GND DDRV DDRV ___ Rao 2 0 2 VREF t RA7 RWEF 2 5 DDRV 8 end RBAO 14 1002 7 37 RAG 1 RDQ3 6 Pis 000 2 DOG DS 2 MEM 0015 RDQ4 5 RAS 1 3 64 1 Add serial resistors for DRAM 1V3D RDQS 4 aes 42 RRAS MEM_DQ1 4 Mer 63 MEM DQ14 RDQS 3 AS RAS MEM DQ2 5 p E 62 MEM 0013 RDQ7 45 RA10 6 61 1 RDQORN1 5 4 47x4 MEM 2 4 5 75x4 80051 12 ROG RAG MEM_DQ3 7 33 VDDQ 60 MEM_DQ12 6 3 MEM Dai 3 6 RDOM1 15 BONI cae 41 RCAS MEM_DG4 8 p Bai 2 59 MEM Dati RDQ2 7 2 MEM 2 RDQS 19 gt 32 12 9 58 RDQS 8 1 1 8 RDQS BATA MEM DQ5 10 VSSQ 57 MEM DQ10 RDO4RNS 5 4 474 MEM DQ4 RNA 4 5 75 4 RDQ10 21 5009 Pros MEM 206 1 095 Dato eg MEM DQ9 8005 6 3 MEM DQ5 3 6 RDQ10 RANN RAS 12 096 009 56 RDQS 7 2 MEM 206 2 7 80012 23 H R
2. 1 2 3 4 6 7 8 9 10 11 12 13 4 GND N12J 1 2 9 14 5VSB N16 12314 3V35B 2 3 DV33 N15 POCEOH 252 95 ___ 11 16 _ POOER _ POCEOH UORX DV33 TEN POOE 3 BVID 251 94 UOTX POCEOH 1 8 DV33 DV33 2 15 PDD1 24 DDRV PDDO 250 rere 882 ORS 086 7 DV33 og ET PER PDD1 0 FRESET Q s POOEH 6 T Am er oe lo L JTMS 25 2 H Poo 203 100nF 10nF JTMS GND 3 GPIO 0 JTRST PDDO ORO 9 FRESET JTRST_ Fig nK TEK A NN S0 P07 WPH ACC a JTCK JTDO MX25L1605 NC i JTDO JTDI 284 7 7 DV33 MT5380 SMD bys 3V3SB r a RN19 10K NC 10K NC FRESET og eq TBI GPIO 0 1 ces i 470R NC JIMS vo JTCK 3904 NC 3V3SB JTDO R87 33R Bm R89 R90 R88 4K7 4K7 XP7 10K L 1 pe UoRx R91 ORO 2 UOTX R92 ORO 1 i a 4 mu 10 4 15P 15P DDRV DV33 VCCK 20 VCCK VCC2IO VCCK VCC2IO T 1 1 VCCK VCC2IO C89 C90 C91 c92 VCCK VCC2IO DVDD10 VCC2IO 100nF 100nF 100nF 47
3. OPWRSB KO OPWM1I 01 INDEX POWER IN HIGH OFF gt 278918 MN gt 02 DIGITAL ANALOG POWER LOW ON 7 lue av 235 14 3V3SB WSSE 03 MT5380PERIPHERAL 5 38115 8 WSE 04 DDR1 MEMORY 15K NC IRF7314 NC il og 9 ONOFF 1 220uF 16V I 9 BRI OUT BRLOUT 05 FLASH JTAG UART OPWRSB vi ct ims TBRI ET 06 ANALOG PLL USB2 0 TUNER der pice 3904NC 100nFYNG 07 LINE OUT HP 08 AMP MUTE 09 LVDS HEADPHONE 1 1 10 YPBPR INPUT IN LR 12 HDMI INPUT 45 1 3 13 AV SV IN FROM AV BOARD TANG s IE 14 IR KEY BLKON DIMMING chert 48088 CTS The E1 REVISION HISTORY T 412V 5VSBI E2 BLOCK DIAGRAM OPWRSB RZE ONOFF HIGH gt OPEN FRAME POWER OFF i LOW gt OPEN FRAME POWER ON 4 GPIO Definition 20UF 16V 2 R10 1 _ SYSTEM EEPROM WP PROTECT pan gz GPIO 1 HDMI EDID WP X 45 75 7 3 USB POWER EN m RH d GPIO 4 LG PDPDISPEN 3904 NC AK7ING 4 GPIO 5 _ 4052 AV1 AV2 SW GPIO 6 VGA DDC WP PROTECT GPIO 7 HDMIHDP POWER INPUT GPIO_8 HDMI CHIP_POWER GPIO_9 TCOM POWER CONTROL GPIO_10 USB POWER EN GPIO 11 4052 AV1 AV2 SW 220uF 25V 100nF 25V GPIO 12 U2RX NC Es 13 2 OPCTRLO
4. Note MODE is only used for factory production 5 2 3 Version Info Item Default Options Note 1 Version Software version 2 Date The date of current version Note Software version info of the TV readable only 5 2 4 Clear the EEPROM Item Meaning Note Clean EE Clean data except Protected paruy WB data and Auto Color data Clean All Clear completely Clean all data Note The factory menu date varies according to different sources Incase changing the factory data by error you can choose to Clean Protected by which you can resume the default value To clear the EEPROM a Select the item Clean 11 b Press VOL button to clear the EEPROM data c Close the OSD menu after 5 seconds d Restart the TV 5 3 Designer Menu 5 3 1 Video Mode Standard TV AV S Video Component VGA HDMI R Gain 119 119 119 141 127 120 G Gain 125 125 125 145 120 122 B Gain 130 130 130 145 130 132 17 LCD TV Service Manual Offset TV AV S Video Component VGA HDMI R Offset 116 116 116 121 124 120 G Offset 124 124 124 125 126 128 B Offset 124 124 124 125 127 128 Cool TV AV S Video Component VGA HDMI R Gain 119 119 119 141 127 120 G Gain 125 125 125 145 120 122 B G
5. C Usb gt Dram C MT1888 flashless Log Wait Log Wait OK Usb gt Flash R5232 gt MT1818 Log Wait WIP Log Wait WIP OK Verify BlankCheck High Speed Log Wait Log Wait WIP IV USB to UART Bridge Controller ShakeHand Log Wait 5 Log Wait WIP OK Custom Burning Address 0 Log Wait WIP Custom Bumina End HEX Log Wait WIP OK 1E8000 LOG end Mon Dec 24 13 35 08 2007 Direct Control Time 0 0 0 Finishedl 7CS9C P LOG Set Baudrate to 115200 ud Clear MSG 2252 LCD TV Service Manual 7 Troubleshooting 7 1 Troubleshooting for Remote Control 26 LCD TV Service Manual 7 2 Troubleshooting for Function Key 27 LCD TV Service Manual 7 3 TV won t Power On LCD TV Service Manual 7 4 Troubleshooting for Audio 29 LCD TV Service Manual 7 5 Troubleshooting for TV VGA HDMI input 30 LCD TV Service Manual 7 6 Troubleshooting for YPbPr input lt GR EET gt FE NO 31 LCD TV Service Manual 7 7 Troubleshooting for Video S Video input 30 LCD TV Service Manual 8 Explode View and Explode Bom List 9 Schematic circuit diagram The Explode Bom list as following ELEMENT 40LE45S PARTS LIST
6. 5V TUNER BP 5V 48 o7 NC AL R113 1208 SIF CVBS _ CES2 T 470uF 16V R108 ORO FAT 1 0 FAT 1 2 5V TUNER 1 L15 120R NC C136 100nF NC R109 R111 L C137 4 7 T GND ORO GND Close to Tuner NC OR OOB B1 5V SIF CVBS RF AGC AFT NC 5V NC NC T P TU GND GND SCL SDA AS T P A IF NC AFT AFT MPX1 GVBS1T 1008 AFT CVBSOT TUNER 5V TUNER 1 R114 100R C138 TUNER DATA 10nF AFT Ciao TT 100nF GND GND GND GND GND GND L 4 100R NC_ TUNER CLK 100R NG TUNER DATA 4 7 IF 1 SAMSUNG TUNER DTVS203CH201A ORONC FAT IN2 ORONG FAT IN2 FAT IN1 FAT IN1 R120 R119 GND GND ALPS TUNER TDQU4 524A AINO L 179 AINO R 178 AIN1_L 177 AINT R 176 AIN2 L 175 AIN2 R 174 AIN3_L 173 AIN3 R AVDD33 AADC AVSS33 AADC 183 VIMD AADC REFP AADC 182 REFN AADC 180 YPBPROL IN YPBPROR YPBPR1L_IN YPBPR1R_IN ADAC VCM AV33 117 1 141 Q FVN 4 REFP AADC 100nF 120R cu cus P 100nF _ AV33 L19 0147 AVDD33_ADA
7. 4 88 RXOB A 88 veg R290 RX Pa C267 AKT 0 goo 20 4 Mnt N25 zs 22 AXIB Hno H 2 NC WP END va 28 18 el PS321 GND SDA vcc 24002 RXO 1 R TSQFPO80N 0 500 14 00X14 00 HX A23 24 RX2B 54 R294 5 ORO NC S Fa va 25 BE HDMI EDID EEPROM B24 RA e ano 24 AV33 HDMI z S3 l2G_ADDR 23 pe 296 1008 OSCLO S2 SCL Fom 2 powi 8298 1008 OSDAO 5 1 3297 ppor SVSDA 100R S GO er Baa 2 no Qe 5 8 9 6 5 lt m x 6 6 x S b x 6 88 gt T3443 1 T I 1 1 54 R304 R303 4 100K NC AV33 HDMI 2300 I 5 5 Y 045780 gi g amp amp 6 amp amp 500R EE AV33 HDMI R307 4K7 NC AV33 HDMI 0270 can 0272 0273 0274 0275 0276 0277 C278 ATuFAOV 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100 4 4 4 R CAPC1608N HX 1 2 3 4 5 6 7 8 9 10 11 12 14 GND lt gt 2 6 AV25 N12F 7 AVLIN SW 7 AVRIN SW CVBSO DVDD25 VADC E 6 CVBSOT VES CVBSO DVDD25 DVSS25 VADO ET AV25 1 2 6 7 8 9 11 45V 24 DVSS25 VADC 1422 ND TUNER L57 L58 7 SPDIF OUT S00 aS svo GND TUNER GND CVBS F
8. CY AyDD12 USB 120R 45V TUNER 120R 119 2 45V TUNER C117 C120 C118 C121 13 FAT IN2 MT5380 SMD LQFP 1 0115 10116 1uF 4 7UF 1OV 10nF 100nF 13 FAT IN2 N12H 717 100 a MOS GPIO 19 AV33 L 4 4 3 GPIO 10 185 AVDD25 SADC MPXOP 166 AVDD25 67 AVSS25 SADC SIFP AVSS25 SADC i 9 DD33 USB REG RF AGC 120R mm rOIU 18 TUNER DATA IF AGC 194 4 TuFA10V JONER SK 196 TUNER CLK R94 e ik LE MT5380 SMD LOFP Near chip L11 SYK 120R NC CE29 220uF 16V NC 3 2 USB 2 3 4 _ C125 100nF NC AV33 Near Tuner R95 R96 XI 15P NC 15P NC AVDD25 SADC 1 ORO ORO NC C128 4 7uF 10V AVSS25_SADC GND R98 R99 100K NC OUT OUT OGH TPS2065 2061 NC R101 ORO NC R100 ORO NC R102 100K NC GPIO 3 GPIO 10 1 25 x 1 Rb Ra VD3 pi 1N4148 10mA 1 45V 30V TUNER Q 100uF 16V L13 m 10uH C133 100nF 50V N18 V_IN SW GND GND GND R105 30V TUNER FAT INO FAT IN2 SHDN FB AP1522 ORO ROUTE SYMMETRICALLY NC NC NC NC NC NC RG TP NC VT 30V IF IF IF TUNER iF TP SCL SDA
9. N12E Sovo _____107 SOYO BYG ER DVDD12 VGA AVSSI2 RGBADC 8 512 RGBADC 118 GRADO YON 0012 RGBADC 8 AVDD12 RGBADC PBOP 114 105 AVSS12 RGBFE PBRON PROF PET AVDD12_RGBFE prop Peron AVDDi2 RGBFE 221 _ ere PRP nel SOYT PROP RP He SOY1 fp 104 ______ YIP RN a vir BA 196 ____ YIN BP r 2 vin ep 38 __ PBIP BN ERIN PtP BN 99 PBRIN a PBRIN GP 102 PRIP GN 23 prip GN VSVNE VSYNC TP14 HSYNC GT IN HSYNG Mio 506 SOG MT5380 SMD hr EB Pt x Rt Er FE e YPBPROL IN YPBPROR IN YPBPRIL IN YPBPR1R EE AVDD12_RGBADC 120R C222 T 100nF AVSS12 RGBADC Lat Pies AVDD12 RGBFE 120R 412025 BE 100nF AVSS12 RGBFE NEARLY YPBPR CONNI L42 LVS NEARLY M C227 AV12 T L40 PA DVDD12_VGA 120R C223 C228 120R 1uF R220 NEARLY MT5380 C236 NEARLY YPBPR CONNECTOR ORO L45 R221 NN C237 120R 68R 1 C224 100nF 1 2 3 4 5 6 7 8 9 11 12 13 14 11 11 11 Ti 11 11 11 T1 11 GND HSYNC BP BN SOG GP GN 2 612 12 MM YPBPRiL IN
10. 1 3100 300 8 AL1 3100 9 CE57 N27A 1 AL1 3100 22uF 16V LM4558 22uF 16V R359 C320 p 12V_C 108 22K 9 1 VREF C RS C324 10 TJC10 3A R361 1nF 33K uid R364 CE60 TO KEY BOARD ORO 45 1 3100 22uF 16V x 0327 LM4558 22uF 16V R365 lt 22K inF 12V_G 7 T4zuF 10V c VREF 5VSB R369 10R PWR IR 5 41 c331 C330 T100nF cee C332 10uF 10V da 100uF t6v 100nF 1 Eo A AA FL Roa 120R NC 100uF 16V TJC10 5A TO IR LED BOARD LABEL MARK LABEL
11. AZ1117 ADJ C16 CE9 ADJ GND 1 100uF 16V CE 12 100nF 470uF 16V 100uF 16V R33 3008 470uF 16V AP1513 1 25 x 1 180 110 3 3V 212017 c18 100nF NC 3 100nF NC CE10 FB ESR lt 125 mOHM AV25 DDRV ADJ GND OUT Fl OUT CE14 R34 AZ1117 ADJ AZ1117 ADJ 180R c24 CE18 CE19 100 16 fo utnev CE17 16 100nF T 470uF 16V 100uF 16V 425 x 1 100 100 2 300R 100uF 16V 1 25 x 1 180 110 3 1 25 x 1 120 110 2 6V DIGITAL POWER Hy T A 2 OUT OUT AZ1117 ADJ Mad CE20 C33 100uF 16V 100uF 16V 1 25 x 1 0 100 1 280 10 tolerance ADJ GND 1 ADJ GND 1 1 100uF 16V 15 100uF 16V ADJ GND 1 12V o 45V TUNER la 3 ADJ GND ANALOG POWER CE22 tt C34 78D08 NC AR 100nF NC 220uF 16V NC 470uF 16V POWER SUPPLY 5V FOR TUNER 1 2 4 5 6 7 8 9 10 11 12 13 14 GND GND AV33 DV33 3V3SB OSDA1 OSCL1 OSDAO OSCLO OPWRSB ADIN3 ADIN2 AD
12. L 5 LINP PGNDR 32 10 Clg Gem LiNN VCLAMPR 31 202 10uF 10V GAIN0 VCLAMPL 30 C203 tw 4 Br 4 38 L 2 GAINO PGNDL piee FIBER 28 GAIN1 PGNDL L30 VPA MSTR SLV 2 1 a C204 Del CE51 121mH SYNC ROR 1uF 25V 220uF 25V ang 8 gt 5 5 5 4 R190 gt R1915 192 ozeF amp 2g9999 BS 6 ORO gt 4K7 NCS4K7 NC gt ORO 4K7 d i 100029 4 4 9 d 4 8 t 8195 1 6205 ki 100K 220nF L31A 1 33uH 1 T 007 pres tuF 220nF C211 JRE 100pF 210 VRE ale 5 220nF 470 132 33uH N12C AON 244 AOP 243 AIN 242 ATP 241 A2N 239 A2P 238 237 236 235 234 4 233 A4P 232 A5N 230 ASP 229 6 228 AGP 227 CK2N 226 225 224 223 AON 2 2 CK1N CK1P A3N A3P A4N A4P ASN ASP CK2N CK2P A7N 7 AVDD33 LVDSA AVDD33 LVDSB AVDD33 LVDSC AVDD33 TP2 TN2 222 AVDD33 LVDS AVDD33 LVDS 240 AVDD33 LVDS 219 AVDD33 VPLL Len e TP12 MT5380 SMD LQFP AVDD33 LVDS L38 6214 CT 10uF 10V L33 SY 120R NC L34 120R NC L35 aa 120R L36 120R NC CE52 LVDS OUT HI gt LVDS POWER ON LO gt LVDS POWER OFF
13. No Part No Description Qty Code Number Remark 1 120635 Front Cover 1 RSAG8 074 410 Z14 ROH 2 1047019 Button 1 RSAG8 335 067 Z1 ROH t 3 113354 Keypad PCA 1 2 908 1088 4 1045081 Speaker 2 YDT415E 10W8R FIROH 5 1044957 Decoration 1 RSAG6 434 012 ROH 6 112829 IR Board 1 RSAG2 908 1048 ROH 7 1036391 Block 1 RSAG8 634 047 black ROH 8 1044979 Bracket 13 RSAG8 048 078 ROH 9 1053082 LCD Panel 1 LTA400HA07 JK ROH 10 1049465 Stand 1 WG6 121 041 High Gloss ROH 11 1044954 Bracket Unit 2 RSAG6 150 230 ROH 12 1044607 Cover 1 8 632 011 71 13 1049070 LVDS Cord 1 HX2 2X20KLB450P SAM ROH 14 1046686 Bracket Unit 1 RSAG6 150 381 ROH 5 15 1052588 Terminal Bracket 1 RSAG8 081 450 ROH 16 120639 Main Board 1 RSAG2 908 1375 7 ROH 17 117734 Power Board 1 RSAG2 908 1192 11 ROH 18 120813 AV Board 1 RSAG2 908 1605 ROH 19 1052589 Terminal Bracket 1 RSAG8 081 451 ROH 20 1058676 Rating Label 1 RSAG8 807 4195 ROH ii 21 1052577 Side Label 1 RSAG8 804 3322 ROH 1 22 114634 Rear Cover 1 RSAG6 170 190 black ROH 23 1052576 Bottom Label 1 RSAG8 804 3321 ROH NOTE Needn t to be stocked LCD TV Service Manual 8 Explode View and Explode Bom List 9 Schematic circuit diagram The Explode Bom list as following ELEMENT 40LE45S PARTS LIST No Part No Description Qty Code Number Rema
14. 1 18V 12V CPU_MUTE HIGH FOR MUTE VD5 R162 R165 NOA aa ALT 3100 1N4148 ORO 14 3100 P MUTE LOW FOR MUTE 1 9 ME ad MUTE 3100 R166 MUTE 3100 HIGH FOR MUTE ORO NC 2 cages 2 R168 3 EE 45V 12V SHUTDOWN LOW FOR R167 15K R170 R169 220R VD6 4 MUTE 3100 1KINC SHUTDOWN R172 R171 1N4148 NC vit 4 1 vio 8175 3906 VD8 R173 EG 10K 3904 8176 1 1 2 MUTEX Mp 2 1 V12 EE 4TKNC ORO 10K 10uF 10V NC 1N4148 1N4148 3904 47K NC 100nF NC 1K R179 47K pn ord RO N 220ul W 14148 R180 47 id MTUE CIRCUIT OPCTRL3 g 2 1N4148 L 0187 100nF NC TM L24 4779778 121mH HEY nas VPA DODN 2 mige SHUTDOWN E 121mH NC VPA I 696 100K ORO NC CE48 6188 4 proci 100nF C189 __ TN 470uF 25V R184 MUTE 3100 ld C190 VPA L27 100 gt eE 121mH T pes 4 C194 _L C NA 19 220nF om wj 9 220uF 25V 1uF 25V 220nF 220nF R186 AR1 3100 s 349 939 9 4 4 8 9 470R H 2 2 5 8 3 3 3 3 5 Go L29 Aitio 8188 C195 C198 E RS Z 2222 35 PRAS VF 10uF 10V 18 RINN AA 10 R BVGGR 1 34 16200 0850 C196 C199 R187 R189 1uF 25V 220uF 25V ace 1OK NCS 10K NC gt PGNDR 33 100pF 10
15. 5 VCC 2Y3 A ACC TRU GPIO 11 B INH 10uF 10V 314 82 1Y0 GND 10uF 10V R342 15K 1Y1 1Y2 GND R336 AVRIN SW 1Y3 1 COM 74LV4052 AV OUT LOUT AVO ROUT 100R ORO 0307 GND SV C308 47nF SCi 100H NC R344 C313 47nF 1008 0316 R348 C317 100R C D2SA E55 100uF 16V GND AV25 AVLIN SW AVRIN SW CVBSOT 35V SPDIF OUT CVBSOT CVBS1T FAT_IN2 5V TUNER SPDIF OUT 220uFA6V R322 75R 68R CVBSO GND 45V e C309 C310 10uF 10V 100nF XP11 avo 25 la AVO_LOUT 23 24 SPDIF OUT AV OUT 21 22 19 20 AVIN R2 AVIN 1 17 18 1 15 16 12 AVIN 11 13 14 J scon 7 1 T 5 10 067 068 070 D69 D66 syon T 5 15P 15P 15P 15P 15P 4 AV1_IN AVO_IN 1 2 1 E 13X2 26 1 2 3 4 5 6 7 8 9 10 11 12 13 GND lt gt 1235 3V3SB ee 1 2 9 5VSB Sa 1 2 7 8 9 12V a 1 2 6 7 8 9 11 13 45V sas 2 3 5 DV33 3 0 5 ORI 7 7 N 3 ADIN 3 ADIN2 SE 1 29 5VSB AT 31007 8
16. FUNCTION R12 OPCTRL1 power LED OPCTRL2 BLK ON OFF 10K 6 OPCTRL3 soft mute control dj BRI OUT OPCTRL4 trap mode 10K NC GL OPCTRL5 trap mode DIMMING OPWRSB POWER IN ON OFF ADINO PWRDET ub oe a 24 BL ON OFF TE key pad 4K7ING I 10uF 10V NG 100nF ONDEE ADIN3 Tuner AFT T i GRONG ADIN4 NC OIRI IR ORO NC GPIO Definition RF NC 0 1 R20 IF AGC IF AGG FOR TUNER Fok ps BL ON OFF 3V3SB OPCTRL2 R21 1 6 AKT 3904 Back Light Control 1 3 4 5 6 7 8 9 10 11 12 13 14 GND 1 6 7 8 9 11 13 45V 5 DV10 4 VREF 4 VIT 2 45 DDRV OUT 3 5 DV33 OUT 4 T 3 6 7 9 12 10uF 10V 1 7 8 9 14 12V R24 7 6 13 AV25 AZ1117 ADJ 480R 6 1012 AVIS GV TUNER 100uF 16V N3 6 45V TUNER 3V3SB 100uF 16V 1 3 5 14 3V3SB lt BVSB GND VIT 19 4 5VSB 5 E AVIN 2 1 R26 VSENSE AVIN i VREF VDDQ 75R NC 1 ADJ GND 1 s CE6 LP2996 C15 _ 100nF 41000F T 100uF 16V R27 75R NC 1 VTT FOR DDR TERMINATOR MEM_VREF FOR DDR AND MT5381 VREF AV33 our 2
17. VGAL IN 5 TM 5 UOTX 3 GPIO 6 RAE 10 GN 10 BN 10 BN RP 10 RP a 10 BN UOTX 5 UOTX XU 5 UORX 12678943 gt amp VGA PLUGPWR VGA PLUGPWR C250 N23 100nF NC VGAROMWP VEG NC WP NC VGASCL VGASDA SCL NC 1 spa GND 24C02 NC H WP ENABLE L WP DISABLE VGAROMWP ej GPIO 6 a ip vis I 3904 NC 4 R252 10KINC GND HDMISCL 1 HDMISDA T R258 1008 100R AV33 Eo AVDD33 H 1234567889 10 11 1314 GNO lt gt RXCB JP16 1267891148 45V Xm __ za RXC 29 RX0 EXT RES 22 OPWRO sv 0281 0282 23679 AV33 A RXOE OPWRO SV 4 7uFNOV 2610 AVi2 id 2613 25 RX1B ga 0 3 GPIO_8 GPO T LEG MR AVDD33 HDMI 78 oS Avia SP 10 7 RX2B 74 AVDDi2 28 AVDD12 154 CECO bis 3 CEC OSDAT 8 86 nxo 2 AVDD12 ea 3 daa E e gt 39 050 5520 MT5380 SMD LOFP C263 C264 oss bid 38 08 10 1uF A ZUFAOV 100nF ba Z _R260 37K HPDT 0 R259 iK HDMI VCCT XS5 HDMI TYPE A R DC1RO19JD1 HX HDMI HDMISCL 1 R263 HDMISDA 1 R264 Dat 043 044 22222924 XIIIIIII HDMIS
18. YPBPRiR YPBPROL IN YPBPROR IN GND HSYNC VSYNC BP BN SOG GP GN BR T RN AV12 YPBPR1L_IN 5V C245 47nF _ R232 ORO 100R NI L __ 00 11 011 GRN m A I R233 0245 1N4148 N 2 120R Y VGASDA IN BNG 58 BLU GND HSYNC D17 R234 C247 VGA PLUGPWR 15P 75R spr VSYNCH 14 VD12 VGASCL IN 1N4148 NC GRN GND lll R236 C248 UORX ORO 100R R237 D18 L49 R238 100R NG 15P BLU A DA R eS C249 10nF J 8 D19 R239 251 15 758 TT L HSYNC A e 3 HSYNC BLU GND J Rue R243 0252 10nF 680R 120R ORO 100R L51 D20 R244 C253 RED 4 p 245 C254 10nF 15P 10K A 120R 688 D21 R246 0255 c 15P 758 5pF RED R247 R248 256 10nF L52 TUM R249 MA ON ORO 100R 680R 120R D22 R250 257 15 10K 5pF VGA_PLUGPWR VGA_PLUGPWR R253 R254 10K 10K X85 R255 VGASDA IN r VGASDA ka VGAR IN VGASCL IN VGASCL G 1 5 4 1008 1008 WL 1 VGAL IN D24 Cose 15 15P 100nF 3 100nF a D25 D26 15P 15P al R240 10K N 3 1 2 3 4 5 6 7 8 9 10 12 13 14 GND gt gt 1 2 9 14 5VSB 10 soG 10 VSYNG ene 10 HSYNC Te 7 VGAR IN ver JS 7
19. below picture 297 Select mode Communicate of Flash chip port LCD TV Service Manual 5 Click the browse button to select the bin file that will be updated 6 Click the start button to update software Set Flash Baud Rate Select bin file Dax 2 Z ppyy project_x sys_build hisense PH w Can Check Sum Backup backup bin USB Config LOG Start to upgrade LOG Init Rs232 LOG Flash Type 25 320 LOG Set Baudrate to 921600 Verify BlankCheck High Speed USB to UART Bridge Controller ShakeHand Custom Burning Address HEX Custom Buming End HEX Direct Control Clear MSG A 1 Load Bin file Start upgrade Information of process 203 LCD TV Service Manual Z KEE SEVO gt 2 YUJINGFEN 2 DVD CD ROM 385988 IDE ATA ATAPI 1288 amp 2 IEEE 1394 w PCHCIA DEL a nr FARS 7 COM LPT Prolific USB to Serial Comm Port EO com y HEN SDE NATRE OS EAST EA PIERISHCSE 8080 1394 Open Device Manager and find which port is connected with the In above picture COM4 is connected to the TV so select in the MtkTool main interface Select the right baud rate according
20. to observe this precaution may result in problems resulting from scratches on the parts the deformation of parts and short circuits due to residual electric charge Routing of the wires and fixing them in position must be done in accordance with the original routing and fixing configuration when servicing is completed All the wires are routed far away from the areas that become hot such as the heat sink These wires are 8 LCD TV Service Manual fixed in position with the wire clamps so that the wires do not move thereby ensuring that they are not damaged and their materials do not deteriorate over long periods of time Therefore route the cables and fix the cables to the original position and states using the wire clamps Perform safety check when servicing is completed Verify that the peripherals of the serviced points have not undergone any deterioration during servicing Also verify that the screws parts and cables removed for servicing purposes have all been returned to their proper locations in accordance with the original setup The lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of uninsulated dangerous voltage within the products enclosure that may be of sufficient magnitude to constitute a risk of electric shock The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintena
21. 100uF 16V 7 0212 1uF R198 R196 47K T N22 1 pi HE 1 gt GPIO 9 ise AVDD33 VPLL 120R CE54 C219 C220 4K7 V13 3904 R SOT3N 0 95 2 80 HX 47K 100nF j Gi Di r 2 02 pa LVDSVDD C217 RF7314 L C218 CE53 100nF 220uF 16V AN LVDSVDD LVDSVDD LVDSVDD LVDSVDD GND GND GND GND SEL 10 BRI OUT 12 mm BRI_EXT GND 14 a GND AOP 16 AON 20 A2N 22 24 26 GND 28 A4P 30 32 34 1 2 3 4 5 6 7 8 10 11 12 13 14 OND lt gt 1 2 6 7 8 11 13 5VSB gt 1 2 7 8 14 12V 1 2 6 7 8 11 13 5V 3 GPIO 4 3 GPIO 9 3 U2TX 3 U2RX 2 DV33 2 3 6 7 12 AV33 7 HPOUTL 7 HPOUTR 8 SHUTDOWN 8 3100 312 8 1 BRI EXT 1 BRI OUT 1 1 2 14 5VSB ON OFF HPOUTL HPOUTR HPDET MUTE 3100 OSDA0 5VSB ON OFF AGND 36 1uF 100nF 40 SHUTDOWN 4 T HPOUTL 1 TJC3 4A DV33 R201 4K7 NC Al SELECT OSDAO R199 OSCLO 100R NC R202 100R NC DV33 R203 10K NC DISPEN 207 BRI EXT 10K NC 14 3904 NC SELECT
22. 9 10 11 12 13 14 GND 6FFMUTE 8 OFF MUTE 14 AL10 Er 14 ARIO SPDIF_OUT 10 SPDIF OUT 1 10 YPBPROL IN JPP Ih 10 YPBPROR IN 10 YPBPRiL IN 10 YPBPRIR IN 11 VGAL IN 11 VGAR IN 13 AVLIN SW AVRIN SW 13 AVRIN SW 8 GFRMUTE lt yy MUTE 3 AOLRCK 3 AOBCK 1 2 9 14 5VSB av 1 2 8 9 14 12V RV38 2 3 6 9 12 1 2 6 8 9 11 13 5V 9 HPOUTL HPOUTR 9 HPOUTR 13 AVO_LOUT MGM ROUT 13 AVO ROUT GND 22uF 16V R133 22K CE36 C165 4 7uF 10V NC R137 AVO_LOUT LM4558 12V_B 33K R140 22uF 16V R144 22K ORO 14 7uFr10V NC VREF B 22uF 16V 7 ROUT 16 22uF 16V 100uF 16V 1 I 16107 JE Gea 100nF 100uF 16V 5V 12V GND 1 2 3 4 5 6 7 910 11 2 1314 GND lt gt VD4 CE46 220uF 16V 9 VREG i 1 2 6 7 9 11 13 45V 25 1N4148
23. A 51 MEM DQ7 13 54 DQ8 8007 8 1 007 1 8 RDQ13 EID Lag RAT 14 NE 53 80050 Red 47R MEM_DQS0_R70 75R RDQ14 25 80913 RAT 50 2 15 0000 vene 52 RDQMO R69 478 MEM DQMO R71 758 80015 26 80014 0050 15 DOS 589 MEM 0081 RDOMi R73 47R MEM DOM R75 75R 28 RCLKOR MEM_ADDRT3 1 50 RDQST H72 478 MEM 5051 R74 758 MEM VREF 53 RCLKO 29 ROLKO Tra MEM RDQS ANS g 1 4754 MEM DQ8 ANG 4 5 75 4 RCSF Pom 19 00 MER RDQS 7 2 MEM DQ9 3 6 PO 52 DQM RDQ10 6 3 MEM_DQ10 2 MEM_WE 21 DM QM MEM_CLKO RDQ11 5 4 DQ11 1 8 MT5380 SMD LQFP MEM CASE 22 Css MEM_CLKO RDQT2 ANS 4 5 47x4 MEM DQT2ANS 4 5 75x4 MEM 23 SKE MEM 80013 3 6 MEM DQ13 3 6 RN7 MEM CS 24 43 RDQ14 2 7 MEM DQ14 2 7 ADDR12 1 474 RA12 25 55 Per 42 MEM_ADDR12 RDQ15 1 8 5015 1 8 MEM_ADDR11 2 7 BAO 26 R P 41 MEM 1 MEM ADDR9 3 6 RAS MEM BAT 27 11 Cao MEM ADDR9 8 4 5 MEM ADDRIO 48 Lao 8 1V3D MEM ADDRO MEM ADDR7 MEM ADDR7 1 RN10 8 47x4 Add serial resistors for DRAM _ADDR1 23 0 7 ADDR6 MEM ADDR6 2 7 RAG MEM_ADDR2 REM 48 MEM ADDR5 MEM WE AN 4 5 75x4 5 3 6 RA5 MEM ADDR3 MEM ADDRA4 MEM CASE 3 6 MEM ADDRA4 4 4 MEM_RAS 7 5 33 vs
24. AT IN2 VIP ATV NA DIES NN A SCO 130 120R 120R 6 CVBSIT 5 _____26 svi GND SV SV C281 501 125 u 00pF NC 6 2 Sci AVDD25 VADC C280 1 1 0283 1 6284 0585 6 2 AV AVSS25 48pF INC C282 IF tur 100nF n ATV AVDD25_REF FAT IN2 AVSS25 REF DVSS25 VADC 3 ATV 435 X _IN2 VIN ATV VIP AVSS25 REF 140 AVDD2S VFE 5 AV25 AV25 L VINDE SY ATV 025 7 AVO_ROUT VINDC 134 ANDRE 156 AVSS25 VFE 10nF o T 5 181 D2SA 138 Josa 9525 AA AVDD25 g AVDD25 VFE 2 5V TUNER For digital Tuner filter 120R 120R C288 gita te a 7 SPDIF OUT gt gt 100 mr C291 6292 C293 Near chip MT5380 SMD LOFP i 100nF 100nF Near Tuner AVSS25 VADC AVSS25 VFE R308 R3099 C294 j CVBSOT z CVBSO ORO R311 100R CVBS1T R310 C295 758 2 R312 Near IC 0296 1 GND TUNER ORO E R317 22K AVIN L1 C300 10uF 10v 5V TUNER AVIN 12 C304 10uF 10V 5V_AV 9 162 2Y0 2 COM NEARLY AV CONNECTOR AVO IN 1uF NEARLY MT5380 R316 ORO C299 10uF 10V 5V_AV 9 C298 47nF CVBSI 100R TI AVLIN SW R332 15K 0311 1 2Yi C303 tuF GND CVBS R327 C305 47nF 2Y2 ORO GPIO
25. CL 0 100R HDMISDA 0 1008 HDMI VCCO HPDO 0 VCCO HDMISCL 0 R271 HDMISDA 0 R270 47K HDMI TYPE A XXIXIIII 14 IC EN F4 HDMISCL 2 100R HDMISDA 2 1008 R273 R274 _ 275 qu voce 100R HPD2 0 R277 HDMI TYPE A AK7INC R DC1R019JD1 HX gt lm z 2 SN 5 5 a 5 S lo 18 2 lo AV33 HDMI C266 M 5 2 AV33 HDMI E R282 HDMISCL 2 R283 HDMI 85894 aa ggg 3343994 avaa Mt 4 ZE HDMISDA 2 R285 52343888 8234 85522218 TRZ 55453454 5658588888 586 POWO at E 40 R286 100R GPIO 7 SE POW2 5 HPD SINK HPDO 0 62 R288 100R OSDA1 KO HPD2 spa sink ES HDMISDA 0 63 spp 89 1001 Li CTRL EN Ea t Li R279 A EDID BRG EN zs iti QRO NC AKT 66 AV33 4 GND z ER RXOCB RX0G voc 2 AV33
26. CO 120R 100nF C148 C149 10077 AVSS33 ADACO AV33 L20 Y AVDD33 120R C150 C152 100nF AVSS33 ADAC1 VGAL IN VGAR IN 26 SPDIF OUT s 4708 AINO ASPDIF AINO AOMCLK TP10 C140 201 AOLRCK AOBGK 10uF 10V A0SDATA0 AIN2 L AOSDATA0 TP11 188 ALIO R 187 AIN3_L ARI 26 AV33 AIN3_R AL2 AR2O L18 AVDD33 AADC AR2 AVDD33 ADACO AVDD33 AADC AVSS33 AADC AVDD33 192 AVE SE ADAC AVDD33 ADAC 120R VMID_AADC AVDD33 ADAC1 190 AVSS33 ADACO AADC __ AVSS33 CE33 186 _ AVSS33_ADACT i C146 REFN AADC AVSS33 ADAC ADAC EE je ADAC_VCM 70 AVDD33 DIG 100uF 16V AVDD33 DIG AVSS33 AADC AVSS33 AADC MT5380 SMD LOFP 10uF 10V 10uF 10V 10uF 10V AV33 121 10uF 10V 1 Y AVDD33 DIG 120R C158 C160 161 10uF 10V 10uF 10V E 10uF 10V AVSS33 DIG AVLIN SW 10uF 10V AVRIN SW 10uF 10V CE38 R149 22K 42 he 22uF 16V 47uF t0V NC 9 HPOUTL LM4558 12V A VREF A 22uF 16V R157 22K 46 22uF 16V HPOUTR LM4558 12V 22uF 16V CE44 100uF 16V 100n 0184 CE45 F 100uF 16V 4 _ C144 6145 10uF 10V 100nF 1 2 3 4 5 6 8
27. Guide are effective methods of performing service operations Some of these service operations require the use of tools specially designed for the purpose The special tools should be used when and as recommended It is important to note that this manual contains various CAUTIONS and NOTICES which should be carefully read in order to minimize the risk of personal injury to service personnel The possibility exists that improper service methods may damage the equipment It is also important to understand that these CAUTIONS and NOTICES ARE NOT EXHAUSTIVE Hisense could not possibly know evaluate and advise the service trade of all conceivable ways in which service might be done or of the possible hazardous consequences of each way Consequently Hisense has not undertaken any 582 LCD TV Service Manual such broad evaluation Accordingly serviceman that uses service procedure or tools which are not recommended by Hisense must first satisfy himself thoroughly that neither his safety nor the safe of the equipment will be jeopardized by the service method selected Hereafter throughout this manual Hisense Electric Co Ltd will be referred to as Hisense 1 1 Warning 1 1 1 Critical components having special safety characteristics are identified by the Ref No in the parts list Use of substitute replacement parts which do not have the same specified safety characteristics may create shock fire or other hazards Und
28. H X 498 15 V CH mm om enea emm em LCD TV Service Manual 4 Chassis Layout and Overall Wiring Diagrams 4 1 Boards and Chassis Layout No Description Part No Type Model PCB Model 1 Main board 120639 RSAG2 908 1375 7 ROH RSAG7 820 1525 VER A ROH 2 Power board 117734 RSAG2 908 1192 11 ROH RSAG7 820 1185 VER E ROH 3 AV board 113354 RSAG2 908 1232 ROH RSAG7 820 1342 VER B ROH 4 keypad board 112829 RSAG2 908 1088 ROH RSAG7 820 1101 VER B ROH 5 IR board 115138 RSAG2 908 1048 ROH RSAG7 820 1013 VER A ROH 14 LCD TV Service Manual 4 2 Wires and Cables Overall Wiring Diagram s Key BD IR amp Led BD Le use ano SPOR LED O s av ana Soden si mxamcsumos mama RPA BOK Ls Heaton sen nano ooa s satin Power BD KPA aV uo omano neorivasmmon Mat BD PDP Backlight Power HX 3005B450 ROH Power BD XP809 lt gt Panel left backlight port Backlight Power HX 3004B550 ROH Power BD XP815 lt gt Panel right backlight port LCD TV Service Manual 5 Factory Service OSD Menu and Adjustment 5 1 To enter the Factory OSD Menu a With factory RC remote control 1 Press button and enter factory mode 2 Press Menu button and ente
29. IN1 DV10 OPCTRL2 OPCTRL1 OPCTRL3 AOBCK AOLRCK N12B 2 6 7 9 12 AV33 2 5 DV33 OSDAO 1 2 5 14 3V3SB OSCLO 207 GPIO 0 12 OSDAI OSCLO GPIO 0 OSDA1 63 246 GPIO 1 12 OSDA1 GPIO 1 GPIO OPWM or OSGLI GPIO 3 SE 3V38B 9 12 OSDAO Tt On 193 OPWMO GPIO 4 210 mr 9 12 OSCLO OPWM1 204 5 GPIO 5 3V3SB OPWM1 GPIO_5 X 1 OPWRSB OPWM2 205 59 6 OPWM2 GPIO 6 GPI T 6 ADIN3 oxruo 42 GPIO 7 0 14 ADIN2 OXTALI TATO GPIO 9 14 ADINI AVCC SRV XTALI 9 514 GPIO 10 R45 12 AVDD33 XTAL 147 AVDD33 SRV GPIO 11 CE24 AVDD33_XTAL GPIO_11 ona 1K GPIO_12 TP2 T 2200 1 OPCTRL2 xu dedil unns FACE oin er TP 4 SEGAL ADNE 151 ADIN3 L 038 R47 T 8 OPCTRLS ADIN2 4 TuFAOV 7 ADN ET ADINI OPCTRLO operate 220R E 7 AOLRCK 180 ADINO OPCTRL1 w 1 OPWMI OPCTRL2 R48 5 AVDD33 REG gg OPCTRL3 1N4148 3904 5 C XREG 27 AVDD32 REG Org OPCTRL4 The divider only for A version IC 47K 12 68051 ORESET 90 OPCTRS 8 x 6 H ORESET_ OPCTRL5 TP5 GPIO 4 cao 1 1 721 oPWRSB 13 GPIO 5 100
30. To prevent electric shock and breakage of PC board start the servicing work at least 30 seconds after the main power has been turned off Especially when installing and removing the power board start servicing at least 2 minutes after the main power has been turned off While the main power is on do not touch any parts or circuits other than the ones LCD TV Service Manual specified If any connection other than the one specified is made between the measuring equipment and the high voltage power supply block it can result in electric shock or activation of the leakage detection circuit breaker When installing the LCD module in and removing it from the packing carton be sure to have at least two persons perform the work When the surface of the panel comes into contact with the cushioning materials be sure to confirm that there is no foreign matter on top of the cushioning materials before the surface of the panel comes into contact with the cushioning materials Failure to observe this precaution may result in the surface of the panel being scratched by foreign matter When handling the circuit board be sure to remove static electricity from your body before handling the circuit board Be sure to handle the circuit board by holding the large parts as the heat sink or transformer Failure to observe this precaution may result in the occurrence of an abnormality in the soldered areas Do not stack the circuit boards Failure
31. ain 145 145 145 160 145 147 Warm TV AV S Video Component VGA HDMI R Gain 134 134 134 156 142 135 G Gain 125 125 125 145 120 122 B Gain 130 130 130 145 130 132 5 3 2 Video Curve TV AV S Video Component VGA HDMI Bright Max 600 650 650 700 700 650 Bright Min 0 0 0 0 0 0 Bright Mid 520 550 550 550 590 530 Contrast 650 600 600 550 600 600 Max Contrast Min 0 0 0 0 0 0 Contrast Mid 500 480 480 460 440 470 Saturation 800 800 800 800 800 800 Max Saturation 0 0 0 0 0 0 Min Saturation 570 550 550 500 630 500 Mid Hue Max 1000 1000 1000 1000 1000 1000 Hue Min 0 0 0 0 0 0 Hue Mid 471 471 471 471 471 471 18 LCD TV Service Manual 5 3 3 Picture Mode TV AV S Video Component VGA HDMI Vivid Bright 55 55 55 55 55 55 Vivid Contrast 55 55 55 55 55 55 Vivid 55 55 55 55 55 55 Saturation Std Bright 50 50 50 50 50 50 Std Contrast 50 50 50 50 50 50 Std 50 50 50 50 50 50 Saturation Movie Bright 45 45 45 45 45 45 Movie 45 45 45 45 45 45 Contrast Movie 45 45 45 45 45 45 Saturation 5 3 4 Volume Curve Min 20 Mid 80 Max TV 0 24 34 49 80 AV S Video 0 23 30 47 67 component 0 23 30 47 67 HDMI 0 19 24 35 52 VGA 0 23 30 47 67 Note Set Downmix to Lt Rt 5 4 To Exit the Aging Mode If There is a red M moving on the screen it means the TV is in Aging mode To exit the Aging mode use your u
32. er no circumstances should the original design be modified or altered without written permission from Hisense Hisense assumes no liability express or implied arising out of any unauthorized modification of design Serviceman assumes all liability DANGERCAUTION CAUTION TO ENSURE THE CONTINUED RELIABILITY OF THIS PRODUCT USE ONLY ORIGINAL MANUFACTURER S REPLACEMENT PARTS WHICH ARE LISTED WITH THEIR PART NUMBERS IN THE PARTS LIST SECTION OF THIS SERVICE GUIDE 1 1 2 ICs and many other semiconductors are susceptible to electrostatic discharges ESD LCD TV Service Manual Careless handling during repair can reduce life drastically When repairing make sure that you are connected with the same potential as the mass of the set wristband with resistance Keep components and tools also at this same potential 1 Never replace modules or other components while the unit is switched on 2 When making settings use plastic rather than metal tools This will prevent any short circuits and the danger of a circuit becoming unstable 1 1 3 To prevent electrical shock do not use this polarized ac plug with an extension cord receptacle or the outlet unless the blades can be fully inserted to prevent blade exposure To prevent electrical shock match wide blade or plug to wide slot fully insert 1 1 4 When replacement parts are required be sure to use replacement parts specified by the manufacturer or have the same characteri
33. he MtkTool enrnonrnonrnenrnenrnenrnenrnenrnenrnsnrnsnrnsnresnesnresnrnsnresnresnresnresnresnresnresnnesnresvnesnnee 22 7 Cb direi ne uu u 26 7 1 Troubleshooting for Remote Control 26 7 2 Troubleshooting for Function ette tete teta aan 27 7 3 IV won t Power 28 7 4 Troubleshooting for Audio enenenvnenvnenrnenrnenenenenenenenenenenenenenenenenenenenensnrnsnenenensnensnrnsrnsnrnsnrssnnnsnrnsnnnsnnee 29 7 5 Troubleshooting for TV VGA HDMI 30 7 6 Troubleshooting for YPbPr input reenrnnnrnenrnenrnrnrnenrnenrnenrnenrnenresnrnsnrnsnrnsnresnresnresnresnresnesnresnnssnnesnnesenee 31 7 7 Troubleshooting for Video S Video 32 8 Explode View and Explode Bom List 33 9 Schematic circuit diagram UU A 33 LCD TV Service Manual Service Manual 1 Precautions and notices BEFORE SERVICING THE LCD TV READ THE SAFETY PRECAUTIONS IN THIS MANUAL WHEN REPLACEMENT PARTS ARE REQUIRED BE SURE TO USE REPLACEMENT PARTS SPECIFIED BY THE MANUFACTURER Proper service and repair is important to the safe reliable operation of all Hisense Electric Co Ltd Equipment The service procedures recommended by Hisense and described in this Service
34. nF TT 4 L 11 GPIO 6 EN 12 GPIO 7 MT5380 SMD LQFP 12 GPIO 8 Adjust the power on timin 9 GPIO9 3V3SB J g 6 GPIO 10 13 GPIO 11 R49 4K7 OPCTRL4 R50 4K7 NC TAE 9 U2RX R51 AK7ING 5 R52 4K7 3V3SB PS SRV DV33 120R R54 A4K7INC OPWM2 _ 855 4K7 Z R53 Eni C42 1K RS6 4KZ NG___AOBCK___R57 4K7 R60 w R58 R59 4 7 BWADET 4K7 AOLRCK 3 1M R61 For 3 3V Tarp Gi TXC OXTALI OXTALO 2K7 NC Trap Mode OPWM2 AOBCK AOLRCK 3V3SB Normal mode 0 0 0 L6 15 PEN AVDD33 REG ICE mode 0 0 1 120R C45 Trap Mode OPCTRL5 OPCTRL4 a 100nF Core Reset 1 us 0 1 l HU Third Tone Crystal 1 AV33 e FYN AVDD33 XTAL 120R R62 1 10K a 1 080 MIS WF R63 8 1 100nF 33R VCC NC 100nF v WP R64 OSCLY v el gt GPIO 0 1 OSDAO 5 St HOLE GND SDA HOLE GND 10K dL Ha 24016 Bos 3904 10 IIC ADDRESS 0 9 8 alk AV33 AV33 a R66 R67 4K7 4K7 OSDAO OSCLO HOLE GND HOLE GND HOLE GND HOLE GND H5 EMC1 M RSAG7 070 201 HX 4x1 W HOUSING Ug 24CXX ur 24CXX 24CXX
35. nce servicing instructions in the literature accompanying the set LCD TV Service Manual 2 Product Function Specifications 2 1 Product Function Front Cabinet Input selection Volume Up Volume Down Channel Up Channel Down Power Standby Power indicator Remote receiver 10 LCD TV Service Manual Back Cabinet VGA AUCIO VGA HOME x Power Input HOMIJ HDMI2 AVI UDIO OUT S VIDEO HEADPHONE IDEO L R L R v2 2 2 Specifications 11 Appendix Specifications Diagonal display size Television system American TV standard ATSC NTSC system Audio multiplex BTSC system 2513 UHF 14469 1 125 Digital Terrestrial Broadcast 8VSB 2 69 Digital cable 64 256 QAM 1135 YPbPr YCbCr mode 4801 60Hz 480P 60Hz 720P 60Hz 10801 60Hz Resolution 1920 X1080 Power source AC120V 60Hz Reinput Cable Antenna X1 VideoX2 S VideoX1 ComponentX2 Connection HDMIX3 Interface Graphic input Analog RGB 15pin X1 AV Audio X 2 Audio input Component Audio X 2 VGA Audio Input X I AV Audio X I Audio output Optical Audio out x 1 Length 39 1 inches Width 12 2 inches Height 28 3 inches Envi Video input 55 1 Ibs nvironmental conditions Temperature 5 C 35 C 41F 95F Humidity 20 80 RH Atmospheric pressure 86kPa 106kPa lied Remote control AC cord Batteries User Manual Wa
36. r factory OSD menu 3 Press button select the function menu press VOL VOL enter the selected function menu Press VOL VOL button adjust values in the menu b With user s RC Power TV On Press Menu button and call up User OSD Menu Select Audio gt Balance Enter 0 gt 5 gt 3 gt 2 in sequence Note If necessary re do number keys D p Factory OSD appears 6 Press Menu again and leave factory OSD 5 2 Factory OSD Menu 5 2 1 White Balance Note Different source has different WB values Before adjusting please change to desired source 1 Auto Color For VGA and Component Video sources WB values must be adjusted Before adjusting prepare the signal instruments such as DVD or K 8256 first and find the video picture with gray and color bars Then please change to desired source source Timing Pattern Notes 1 ADC VGA 1024 768 gray 3color For VGA source 2 ADC HDTV 720P gray 3color For Component Video Notes a Press button and enter factory mode b Press Menu button and enter factory OSD menu c Select the item Auto Color d Press VOL button to auto color e Close the OSD menu after 5 seconds 16 LCD TV Service Manual 5 2 2 Factory Option Item Default Options Notes M Can enter factory mode with factory RC or user RC 1 MODE M M U U Can enter factory mode only with user s RC
37. riisense LCD Television Service Manual Chassis MT5380 Product Type 40LE45S 40LC45S Ver 1 0 Hisense Electric Co Ltd March 2009 LCD TV Service Manual Contents Contents z AA ROA AWA ARA RODEO ORI OPI ERES 2 Service Manual ask 3 Precautions and notices cisci RERO ER 3 NIS 4 1 2 7 2 Product Function Specifications 10 2l Prod ct Em 10 2 2 Specifications ERR 11 Se LCD Pael Spec E W dO E E 12 3 TGeneral 12 3 2 General uu 555 aha 13 4 Chassis Layout and Overall Wiring Diagrams 14 4 1 Boards and Chassis Layouts 14 4 2 Wires and Cables Overall Wiring 8 15 5 Factory Service OSD Menu and Adjustment esses nente nennt nennt eterne enne nennen ens 16 1 To enter the Factory OSD sete O ee tet ee ehe e epe SEEE KERE eee Re vere pen 16 3 2 Bactory OSD M 16 5 3 Designer Menu SES dn 17 5 4 To Exit O A E 0 19 6 Softwar Up STAGING a oai 20 O LGe ready for pgrading 20 6 2 Upgrading with t
38. rk 1 120635 Front Cover 1 RSAG8 074 410 Z14 ROH 2 1047019 Button 1 RSAG8 335 067 Z1 ROH t 3 113354 Keypad PCA 1 2 908 1088 4 1045081 Speaker 2 YDT415E 10W8R FIROH 5 1044957 Decoration 1 RSAG6 434 012 ROH 6 112829 IR Board 1 RSAG2 908 1048 ROH 7 1036391 Block 1 RSAG8 634 047 black ROH 8 1044979 Bracket 13 RSAG8 048 078 ROH 9 1053082 LCD Panel 1 LTA400HA07 JK ROH 10 1049465 Stand 1 WG6 121 041 High Gloss ROH 11 1044954 Bracket Unit 2 RSAG6 150 230 ROH 12 1044607 Cover 1 8 632 011 71 13 1049070 LVDS Cord 1 HX2 2X20KLB450P SAM ROH 14 1046686 Bracket Unit 1 RSAG6 150 381 ROH 5 15 1052588 Terminal Bracket 1 RSAG8 081 450 ROH 16 120639 Main Board 1 RSAG2 908 1375 7 ROH 17 117734 Power Board 1 RSAG2 908 1192 11 ROH 18 120813 AV Board 1 RSAG2 908 1605 ROH 19 1052589 Terminal Bracket 1 RSAG8 081 451 ROH 20 1058676 Rating Label 1 RSAG8 807 4195 ROH ii 21 1052577 Side Label 1 RSAG8 804 3322 ROH 1 22 114634 Rear Cover 1 RSAG6 170 190 black ROH 23 1052576 Bottom Label 1 RSAG8 804 3321 ROH NOTE Needn t to be stocked NS Y LIONN el SGYHTOV INHWHTH
39. rranty 056 uppiied accessorires Remote Control Guide Design and specifications are subject to change without notice CUSTOMER NOTICE Use carefully when operating to prevent damage to the screen LCD TV Service Manual 3 LCD Panel Spec LTD42W29NUS Panel LTA400HAO07JKIROH SN 1051263 3 1General Description LTA400HA07 is a color active matrix liquid crystal display LCD that uses amorphous silicon TFT Thin Film Transistor as switching components This model is composed of a TFT LCD panel a driver circuit and a back light unit The resolution of a 40 0 is 1920 x 1080 and this model can display up to 16 7 Million colors with wide viewing angle of 89 or higher in all directions This panel is intended to support applications to provide a excellent performance for Flat Panel Display such as Home alone Multimedia TFT LCD TV and High Definition TV Features RoHS compliance Pb free High contrast 8 aperture ratio with wide color s SPVA Super Patterned Vertical Align mode Wide viewing angle 178 High speed response FHD resolution 16 9 Low Power consumption Direct Type 16 CCFLs Cold Cathode Fluorescent Lamp DE Data Enable mode LVDS Low Voltage Differential Signaling interface 2pixel clock LCD TV Service Manual 3 2 General Features Specification Module Size ai oe mes 55 2 0 Pixel Pitch 0 46125 H 0 46125 W Active Display Area 885 6
40. s 34 CSF 2 1 MEM LAN 474 RWER 6 16 DDR MEM BAO 4 5 75x4 MEM CASE 2 7 RCASR 3 6 MEM RAS 3 6 RRAS DDR 1 ADDRIO 2 7 1V3D 1 8 R76 MEM FNS 4 5 75x4 MEM 58 1 47x4 RCSK MEM_ADDR5 3 6 MEM BAO 2 7 RBA0 6 2 7 3 6 RBAT MEM ADDR7 1 8 MEM ADDRIO 4 5 RA10 Mu MEM CLKEN R77 75R NC MEM ADDRO 1 47 RAO MEM ADDR1 2 1 R78 MEM ADDRi2 17 8 75x4 MEM ADDR2 3 6 RAZ RCLKO MEM CLKO 11 2 7 MEM ADDR3 4 5 DA MEM _ADDR9 3 6 R79 MEM ADDRS 4 5 MEM ADDRO ANTS 4 5 75 4 R80 100R MEM ADDR1 3 6 RCLK0 MEM_CLKO MEM ADDR2 2 7 MEM ADDR3 1 8 DDRV DDRV MEM_ADDR13 R81 75R NC 4 VREF gt 4 CE25 Is 52 is pe is l C58 C59 100uF 16V 100nF 4 7uF 10V 060 061 C62 T 100 100nF 4 7uF 10V NC DDRV bs be C69 C70 CE26 100nF 100nF 100uF 16V 4 7uF 10V I 1V3D w La 4 1 5 C81 C82 C83 C84 C85 C72 __ 27 100nF 100nF 100nF 100nF 100nF 100nF AR C74 C75 C76 C77 C78 C79 l 28 4 7uF1OV_ HO0uF 16v 100nF 100nF 100nF 100nF 100nF 100 4 7uF 10V gt lt gt GND MEM_VREF DDRV VIT
41. ser RC and enter 8 gt 0 gt 8 gt 7 in sequence The above Factory Service OSD Menu are reference only please refer to the actual units to determine the appearances 19 LCD TV Service Manual 6 Software Upgrading The software is upgraded by burning toll MtkTool which can burn the program file bin to the main board of the unit 6 1 Get ready for upgrading 6 1 1 Install the driver E eres Installer Double click the icon install the driver InstallShield Wizard PL 2303 Driver Installer Setup is preparing the InstallShield Wizard which will guide you through the rest of the setup process Please wait Select the default value the driver will be installed step by step 6 1 2 Hardware connecting Connect the unit to your pc with a USB to serial port cable USB port connects to your pc and serial port to the TV s RS232 port USB connector to PC Serial connector to TV s RS232 port LCD TV Service Manual For the first connecting the pc will recognize and automatically install the USB device The process is just like the installation of a mini disk see the following picture Find New Hardware Wizard The wizard is installing software Please wait E Prolific USB to Serial Comm Port serZpl sys Tor I WINDOWS system32 DRIVERS Last Sten B Next Step Find New Hardware Wizard Finish Finding New Hardware Wizarde The wizard has finished the software in
42. stallation 7 Prolific USB to Serial Comm Port If you close the wizard Please click Finish Last Sten B Finish Cancel LCD TV Service Manual 6 2 Upgrading with the MtkTool MTKtool is green program needing no installation It is saved in the folder LJ MTKTOOL 20061027 There are five folders files in this folder altergether flashinf ini MtkTool ini Shortcut to MERE MtkTool exe MERA MtkTool exe 17 4 i 1 KB E The MtkTool using log is restored in the MtkLog folder It records the running time and date whenever the tool is used The log will be a txt file named by the date and time XtkLog20061202 10 51 32 txt 32582 MED GRO Sew 800 Log start 18 51 32 2886 12 2 MtkTool After connecting the TV with your PC double click icon open the MtkTool If following error appears it means the related port is not be set properly Error BaudRate AutoSet Fail Please reset target board Ignore these errors click Confirm and enter the MtkTool main interface see the following picture Flash chip model Please refer to follow steps to update the software 1 Select mode of Flash chip to MT538X as the below picture 2 Refer to the next page instruction to select the communicate port 3 Press the icon beside baud rate and make sure it is green as the below picture 4 Set the flash baud rate to 115200 as the
43. stics as the original part Unauthorized substitutions may result in fire electric shock or other hazards 1 1 5 Safety regulations require that after a repair the set must be returned in its original condition In particular attention should be paid to the following points Note The wire trees should be routed correctly and fixed with the mounted cable clamps The insulation of the mains lead should be checked for external damage 1 1 6 LCD TV Service Manual 1 Do not touch Signal and Power Connector while this product operates Do not touch EMI ground part and Heat Sink of Film Filter 2 Do not supply a voltage higher than that specified to this product This may damage the product and may cause a fire 3 Do not use this product in locations where the humidity is extremely high where it may be splashed with water or where flammable materials surround it Do not install use the product in location that does no satisfy the specified environmental conditions This may damage the product and may cause a fire 4 If a foreign substance such as water metal or liquid gets inside the panel module immediately turn off the power Continuing to use the product may cause fire or electric shock 5 If the product emits smoke and abnormal smell or makes an abnormal sound immediately turn off the power Continuing to use the product it may cause fire or electric shock 6 Do not disconnect or connect the connector while power
44. to chip model For this unit chip model is MT538X select 115200 Note Where or not click the Auto Set Flash Baud Rate in the window menu depends on the chip type If the flash chip does not support high speed transport do not select this option otherwise reserve the selected mood 24 LCD TV Service Manual 4 HtkTool 538K Flash Upgrade Port Baud Rate Operation Tool Help MT538x gt Cascade BOR v Bridge v Partial Erase in file 5 R Upgrad Check Sum RAE Auto Set Flash BaudRate Backup file backup t Flash Upgrade Browse Backup Log USB Config fe R5 232 C Usb gt MT1818 Usb gt Dram MT1888 flashless Usb gt Flash C R5232 gt MT1818 Verify BlankCheck High Speed IV USB to UART Bridge Controller ShakeHand Custom Burning Address 0 HEX Custom Burning End 800000 HEX Direct Control Clear MSG Click Browse button find the upgrading program file and select it Press Upgrade button and start upgrading The following interface appears on the screen indicating upgrading successfully A NtkTool 538X Flash Upgrade 4 Port Baud Rate Window Operation Tool Help 538 gt Coma gt 115200 1 c Load Bin file Z yyyy project_x sys_build hisense PH Browse 8 Check Sum Backup file backup bin Browse 9 Backup USB Config
45. to the product is on It takes some time for the voltage to drop to sufficiently low level after the power has been turned off Confirm that the voltage has dropped to a safe level before disconnecting or connecting the connector 7 Do not pull out or insert the power cable from to an outlet with wet hands It may cause electric shock 8 Do not damage or modify the power cable It may cause fire or electric shock 6 LCD TV Service Manual 9 If the power cable is damaged or if the connector is loose do not use the product otherwise this can lead to fire or electric shock 10 If the power connector or the connector of the power cable becomes dirty or dusty wipe it with dry cloth Otherwise this can lead to fire 11 Use only with the cart stand tripod bracket or table specified by the manufacturer or sold with the apparatus When a cart is used use caution when moving the cart apparatus combination to avoid injury from tip over 1 2 Notes Notes on Safe Handling of the LCD panel and during service The work procedures shown with the Note indication are important for ensuring the safety of the product and the servicing work Be sure to follow these instructions Before starting the work secure a sufficient working space At all times other than when adjusting and checking the product be sure to turn OFF the POWER Button and disconnect the power cable from the power source of the TV during servicing
46. uF 10V 1uF DVDD10 VCC2IO VCCK VCC2IO T VCCK VCC2IO 56 I O BYPASS VCCK 2 DV33 VCC3IO 3 Don VCC3IO 3 VCC3IO 248 1 E PAD 252 MT5380 SMD DV10 DDRV x 5 Em 25 je bi a C103 C104 C105 C106 C107 C108 C109 cii C112 10 1 4 7uFA0V T 1uF 100nF 100nF 100nF 100nF 100nF 100nF TT 100nF 100nF 100nF uF 10 ul 100nF 100nF 100nF 100nF 100nF 100nF 10pnF JR CAPC1005LIHX 1 1 1 1 1 1 ASS Near IC DDR CORE BYPASS Near 3V3SB GND 5VSB DV33 DV10 DDRV 3V3SB OIRI UORX UOTX GPIO 0 1 R93 GND N12D USB VRT 1 2 3 4 5 7 8 9 10 11 12 13 14 GND 001 AV12 USB VRT 68 AVDD12 PLL 9 AE USB VRT AVDD12 ADCPLL 1 2 7 8 9 11 13 5V a 84 USB DM AVDD12_TvDPLL 182 ____ 28 100pF NG 2 3 7 9 12 AV33 AVDD33 USB 67 098 ANDDIG AVDD12 PLL a AV12 ADINS _ AVDD33_USB AVDD12_APLL 3 ADIN3 NY e AVDD12 USB 69 AVDD12 PLL adle 18 CVBSOT TPE RYDDE SB AVDD12 SYSPLL zg AVDD12 PLL Pi AVDD12 PLL D AT vas 8 1 AVDD12 DMPLL AVDD EET AV12 18 PL 95 vest TNO AVDD12 DTDPLL 158 EE

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