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LED LCD TV SERVICE MANUAL - Turuta Electronics World

1. R1909 CI SLOT 5V_CI_ON l P iras n 33 I 02 EST EK_LV3400 33 S SS e CI DAT r Ng hd E T 191 4 H i e ki ADDR 10 e R1 1 kd nd CI_IORD hd e CI IOWR L NA hd bd hd CI MD1 0 e e CI MDI 1 e MDI 2 e e Tema _Mp1 3 gt E e o yp e i l eg e CT us e hd pd e CI ADDR l pana I em e e bd hd e nd e bd e kad TET hd E E CI DATA O0 e ki CI_DATA 1 e CI ADDR O CI DATA 2 e kad e 3 3V_Normal T3 3V CI d l C1901 C1902 d l 0 1uF 0 luF d d D L L a a THE ZN SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE AN Copyright 2011 LG Electronics Inc All rights reserved Only for training and service purposes SYMBOL MARK OF THE SCHEMETIC L CI DETECT CI POWER ENABLE CONTROL 75V Normal 7 07 is 0
2. A A A A NS AA 7 arw 1 RENESAS labmi Qo 5V DET HDMI 1 IC801 1 SC R1EX24002ASASOA Y l L I 2 S uum Ee RBDS L 1 rR our gnuril RRS HDMI_CEC 5V_HDMI_2 5V_Normal io ADM X ck HDMIl ala l d Y Y Engmczs38 1112 KEBS SERE lt 55055 See DO _HDMI1 TOBS0S T R1EX24002ASASOA EDID WP l i ze aper x bi _aDMT1 n l d D1s HDMIl i na Hor E lt poc sen 2 Da dolus 9 anc son oh l y l d m l l a ET 8 S bad AA desse T112 ii a d E Cl 1 jn 1 HDMI SIDE RENESAS lupMI 2 Rees Karate i SIDE HDM IC804 1 ASU_HDMI_4 x R1EX24002ASASOA ENS JE e d T sad Sarees D vec sa i de l l l ees e one Scr 2 I zx d sent IR OUT ulus 898 L E I RB15 0 ANG n l RESMA JIR_OUT_SIDE_HDMI gt So ee A l l dn l KM Ee g e C0 I l i E MORE i Di bir sitame d l ams E For CEC p mas PA ME ge abus D2 HDMI4 10K 68K I l Bs
3. Le l R3742 J IF_AGC_MAIN SCH MALE NIM Se Eor L_NIM DIF_1 should be F J DIF_2 i 343V TU close to IF line 1 2V 1 8V_TU 4 DA A SHIELD IF N MSTAR l 5503 IF_P_MSTAR I 1 NS E e ie HALF sana ALF_NIM_1 2V_DIODES 12mils Please check multi Item 10 12 l l 1c3701 uL AS AP2132MP 2 5TRG p NIM Close to the tuner R3771 10K PG e GND E TUNER MULTI lt OPTION eni FULL NIM BCD ror ayi sco foci nin saway ji T R3770 10k EN zs ADJ R3748 aotea EE 2 Ej 7 xn 10370 FULL NIM SEMTE El 1 108 TUVO RID FULL NIM Ki vin vour 3 6 m Heres w FULL NI FULL NIM 5V Noymal FULL NIM BCD E 5 ae 10uF ES 3 265 1c3701 1 ci 7 d A 3 SC4215ISTRT e es e ze SHIELD 2 0 8 14R1 R2 Fa dew e NC 1 ULL_NIM_SEMTEK FULL NIM R3724 y i S FE TS DATA O 7 ss FULL NIM R3730 y T FE_TS_VAL_ERR SN FULL NIM R3731 g i 1 FE TS CLK NC 2 FULL NIM CHINA R3725 o ed ANI 24 A E_TS DATA O v mu D X Fe rs DATA l A a r p Ben 0 FE_TS_DATA 2 go 5 zac 33 y FE TS DATA 3 S Z LLN SCH S duos soss o TE TS parata B o das b H FE_TS_DATA 5 5V TUNER a l 3 3Y_Normal a PIRE R3722 0 FE TS DATA 6 tr E AE j FE TS
4. MICOM RESET 47K SW500 CI RTC_INT SIGN340048 45V ST BU5000 PKLCS1212E4001 R1 R S 5 ag Hi a o El a lt BLM18PG1 5 z x LAE 9 Zo i s o8 CO S aS o E 2 2 Ej SUE x E SE T425V 5T x ERU a Nacsa MN Sh n RE EODD a Siet le a i ie 2 BR He bi alala R5043 R5084 R5087 EPIT 4 7K 4 7K INTP7 Bu 22 opt K R5078 22 OPT P143 5120 RK R5075 22 MODEL OPTION R503 A 22 P31 1103 1003 P144 5 D2 R5076 NN 22 CEC REMOTE NEC m P145 1107 1p07 RS103 PIN NAME BEN RO HIGH Low OPT R5025 4 7K pp5 wRo R5073 EE 15 oer R5026 WRI R5080 22 UR UTE MODEL OPT 3 mu me pep 7asts C5004 19 7301 ECT R5104 SE re R5028 7 BX23 KH7 NTPLI RXD1 SD2B30
5. PCM eer 221 PCM_A 4 lt T3 CHIP Config gt PF opt l AUD_SCK AUD_MASTER_CLK PWM1 PWMO PF_CEOL PCM A 0 14 7 22 R163 i MIP 4 h3 No EJ PAD Byte e NAND flash GP1036 UA D Se EXT_VOL owe 1 arna Byte 2 Sato GP1037 u2 2 84 gt EXT VOL MIP 2 4 h5 Byte mode NAND 3 ei U21 22 R103 B51 arnb ghihsectite be ng SA 6 GPr050 0ARTI RX FS Wi MST NEC Rx di d Nro e y PCM A 2 AUD MASTER R148 A erat i PCM ALO GPIO7 PM1 PM UART TX gt Hog PM SPI CS1 GP1012 Pi Se opt ecu R6 C3 PCM REG N PM SPILWP1 GP1013 P47 e DO reist EES e 2yeero 4 eus rst2 O moner oer 2 des van PCM OE N GP1015 PM93 ee ID TUNER I 22 be WEN eu sp1 cs2 ep1016 pmo ER 5 eewer pm ES T HEC WG P IORD N PM11 INT3 L viri Pom tORD F10 l R133 525 PCM IRQA_N 3 Se LI spi_cs le 10K een DEE S 2 Pop spi or SERIAL FLASH EA Eed Mt gea na NL Rai DA PAG Ap NE nt edic Sora LT fit ebe ni poon DEMENS ince NANDOZGNSB2DNGE from CI SLOT AB20 IT_NUMONYX paro 22 AB21 AB19 AD17 AALS L te aS iz TATEM Internal demod out for SYSTEM HDCP Ie zess e z H22 re baier External demod in EEPROM amp URSA3 EEPROM R CK GPI E FE TS DATA 0 7 c Lol Illu PWMO K23 Lee PWMO GPIO PWM Ty P 1 GPI PR C Ta PWM2 GPIO6 100 G22 PWMA GPI SARO GPI co D14 OPT 3 SAR1 GPIO P Delete PIF SPI CS cTLC SAR
6. Module Inv to Main Pin Connection gt PANEL CTL 1 AK10 0 015uF PANEL POWER New item PANEL DISCHARGE RES R407 42 3K PANEL VCC A PANEL_DISCHARGE_RES Puis s 43 5V 1 De 10408 ES APX803D29 sao2 POWER DET PWR DET DIODES PD 12V R480 100 SAM DER d5u eee CJ POWER ON OFF1 3 1420 1074 mA 3A 0 145 Vout 0 827 14 R1 R2 POWER_ 24V PD 412V PWR DET DIODES GND Power DET 12V 15V HS 2 BV Normal 2 norman IC405 AOZ1073AIL 3 6 L41 B C485 o 1uF 16V 12K o rasa 2200pF C464 Vout 1 R1 R2 0 8 3 3V_Normal emm a 10402 A22940D 2 5TREl 1 decr BL B p 300 mA AN ke zm M zm zm zm 12V 15V Vout 0 8 1 R1 R2 5V_Normal Ee IC406 AOZ1072AI 3 5V TUNER 1c411 AP1117EG 13 16410 AP1117EG 13 5V_Nogmal LGD edge led error out use or not checking is necessary 32LE4500 TA 32LE5300 TA PIN No pu See US SU LGD 10 LED INV lt gt MAIN PSU qr lt gt 24 16 NC NC NC NC 12 lt gt 18 18 IN
7. THE ZN SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE A SYMBOL MARK OF THE SCHEMETIC Copyright O 2011 LG Electronics Inc All rights reserved Only for training and service purposes MODEL OPTION PIN NAME PIN NO LOW HIGH fnovex op 619 Wo rac FRC Hm 0PIN Lou HIGH HIGH HIGH MODEL OPT 4 oPT ple 5 10 LOW HIGH KG MODEL OPT 1 c5 in EU value set LOW MODEL OP 20 MODEL_OPT_3 56 aD Fab MODEL OPT 5 p18 eal P pre Ready se was used for GIP NON GIP MODEL_OPT_6 e OLED umm umm em a gt 5 MODEL OPT 6 S7M PLUS DivX MS10 TCTOT S7M _RXCP _RXCN _RXOP RX _RX1P _RXIN _RX2P _RX2N __DA GP1024 DDCDA CK GP1023 HOTPLUGA GP1019 _RXCP B_RXCN R B_RX1P ETH LRX2P BORX2 DDCDB DA GPIO DDCDB CK GP1025 HOTPLUGB GP 1020 LRXCP LRXC _RXOP d _RX1P EH C RX2P C RX2N DDCDC_DA GP1028 DDCDC CK GP1027 HOTPLUGC GP1021 D RXCP D RXC D RXOP D RXO D RX1P D_RXIA D_RX2P D_RX2N DDCDD_DA GP1030 DDCDD_CK GP 1029 HOTPLUGD GP 1022 CEC GPIOS HSYNCO VSYNCO RINOP RINOM GINOP HSYNCI VSYNCI HSYNC2 RINZP RIN2M GIN2P GIN2M BIN2P BIN2M SOGINZ CVBSOP CVBS1P CVBS2P CVBS3P cvBsap CVBS
8. D1116 5 6V DSUB B e e DSUB_G R1135 D1111 75 30v 4 DSUB DET R1147 D1112 DAS R11 Ys 1 5 6V DSUB_R NA Se E THE N SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR SECRET e LG HLELTRONILS MODEL DATE THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC LGElectronics BLOLK HEET Ea aa Copyright 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes THE ZN SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE A SYMBOL MARK OF THE SCHEMETIC Copyright O 2011 LG Electronics Inc All rights reserved Only for training and service purposes RS232C IR OUT RS232C EXT 5V _12v lt lt EXT e R1000 R1001 4 7K 4 7K SECRET LGElectronics LG ELECTRONICS MODEL DATE BLOCK 232 572 SHEET LGE Internal Use Only 51Pin LVDS Connector For FHD 60 120Hz
9. P703 FI RESIS HF J R1500 WAFER EHD Casa FT EH T RXB3 3JRx amp ck JRXBCK X 31R8x82 3R8x82 BxB1 RXB1 LI RXBO I lt RXB0 D O scan srx BLKI RSR PWM DIM ML LED DRIVER D L SDA THE N SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS SECRET ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC LGElectronics Copyright O 2011 LG Electronics Inc All rights reserved Only for training and service purposes LG ELECTRONICS 30Pin LVDS Connector For HD 60Hz Normal P705 FF10001 30 HD 17210 J PWM_DIM 19722 opc our L701 120 ohr HD MODEL es DATE BLOCK Tass sane SHEET LGE Internal Use Only i BOE u VCC 1 5V DDR DDR3 1 5V By CAP Place these Caps near Memory a esses mvREFDO sl Vs o ls dl la Es lla ae lle
10. THE ZN SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION cod uL UT SE Ls ELECTRONICS MODEL ye 20103022 THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC LGElectronics Copyright O 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes BLOCK SHEET DC DC CONVERTER 12V For External power R2202 100K close to pin sso FAN T2200 si 0 21 PSU R2212 10K x 5 1 168 34 Wi gs 2 Em 2201 5V 12V EXT Powerout IC2201 MP2305DS THE Ah SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS SECRET ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC LGElectronics Copyright O 2011 LG Electronics Inc All rights reserved Only for training and service purposes LG ELECTRONICS REAL TIME CLOCK 102204 3 5V_ST RTC_INT MODEL DATE BEJEK SHEET __ LGE Internal Use Only LG Life s Good
11. Data Write data CS CMD LENGTH ADH ADL Data_1 Data_n Delay 20ms 5 2 Command Set No Adjust mode CMD hex LENGTH hex Description 1 EEPROM WRITE AOh 84h n n bytes Write n 1 16 Description FOS Default write lt 7mode data write Vtotal V_Frequency Sync_Polarity Htotal Hstart Vstart 0 Phase Data write Model name and Serial number write in EEPROM 5 3 Method amp notice A Serial number D L is using of scan equipment B Setting of scan equipment operated by Manufacturing Technology Group C Serial number D L must be conformed when it is produced 12 2 in production line because serial number D L is mandatory by D book 4 0 LGE Internal Use Only Manual Download Model Name and Serial Number If the TV set is downloaded by OTA or Service man sometimes model name or serial number is initialized Not always There is impossible to download by bar code scan so It need Manual download 1 Press the Instart key of Adjustment remote control 2 Go to the menu 5 Model Number D L like below photo 3 Input the Factory model name ex 42LD450 ZA or Serial iy MA Model Number D U O Model Name GP DVB 1 Serial Number SKJY1 10 EDID Version HDMI V01 01 Maker 99 1 Adjust Check 2 ADC Data 3 Power Off Status 4 System 6 Test Option 7 External ADC 8 Spread Spectrum i Serial Number SKJY1107 4 Check the model name In
12. R1517 a S7 DBG TX NEC DBG TX C S7 DBG RX C NEC DBG RX THE ZN SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE A SYMBOL MARK OF THE SCHEMETIC SECRET LGElectronics Copyright O 2011 LG Electronics Inc All rights reserved Only for training and service purposes EXT SPEAKER opt JK1500 PEJO27 01 E_SPRING T TERMINALI B TERMINALI CI EXT OUT R lt EXT OUT L LG ELECTRONICS EXT SPEAKER MUTE EXT OUT L EXT OUT R SUBAMP_MUTE MODEL DATE BEJEK SHEET __ LGE Internal Use Only 3 3V Normal 120 mA gt t zm mmm mm cm zm _ 24v A 1506 527 10 0uH R92 EE Ze SPEAKER L 10 0uH a AY 1 507 sia 3 NRS6045T100MMGK pod DS o a Kan 1504 AMP_RESETL Ti J l e e SPK_R LK L C51 i THERMAL 1 P e509 eu Ab ciar R529 a ie z C535 AKE I Yu SPEAKER A 8 uso L E S F 15
13. key at 10 V Com As pushing the right or the left key on the remote control and find the V COM value which is no or minimized the Flicker If there is no flicker at default value Press the exit key and finish the VCOM adjustment Push the OK key to store value Then the message Saving OK is pop Press the exit key to finish VCOM adjustment Visual Adjust and control the Voltage level 4 6 Outgoing condition Configuration When pressing IN STOP key by Service remote control Red LED are blinked alternatively And then automatically turn off Must not AC power OFF during blinking 4 7 Hi pot test Confirm whether is normal or not when between power board s ac block and GND is impacted on 1 5 kV dc or 2 2 kV dc for one second Copyright 2011 LG Electronics Inc All rights reserved Only for training and service purposes 5 Model name amp Serial number D L Press Power on key of service remote control Baud rate 115200 bps Connect RS232 Signal Cable to RS 232 Jack Write Serial number by use RS 232 Must check the serial number at the Diagnostics of SET UP menu Refer to below uring Narva uring Programme Edit Booster BO Software Update DIF 5 1 Signal TABLE CMD LENGTH ADH ADL DATA_1 Data_n cs DELAY CMD AOh LENGTH 85 94h 1 16 bytes ADH EEPROM Sub Address high 00 1F ADL EEPROM Sub Address low 00 FF
14. 20 21 NO Item CMD1 CMD 2 Datao 90 22 15 01 26 15 07 50 09 57 07 Enter download Download A A O O When transfer the Mode In AO 80 18 71 1C 16 20 58 2C 25 00 AO 5A 00 00 Bo 00 9E 01 1D oo 80 51 Do OC 20 40 80 35 00 Ao 5A Mode Mode In Carry the command co 00 00 oo 1E 8C oa Do 8A 20 EO 2D 10 10 8E 96 00 EDID data and Download A E 00 10 Automatically Download po Tag T SA T oo loo oo las o2 Taa Tao 18 171 38 l 2D do 158120 Model option The use of a internal pattern Eo 45 00 Ao 5A 00 00 00 1E O1 1D 80 Do 72 1C 16 20 download Fo 10 2c 25 80 Ao 5A 00 00 oo 9E oo oo oo 00 oo e Manual Down Caution 1 Use the proper load signal cable for EDID Download Detail EDID Options are below Analog EDID Pin3 exists Digital EDID Pin3 exists 2 Never connect HDMI amp D sub Cable at the same time 3 Use the proper cables below for EDID Writing 4 Download HDMI1 HDMI2 separately because HDMI1 is different from H DMI2 For Analog EDID For HDMI EDID D sub to D sub DVI D to HDMI or HDMI to HDMI Item Condition Data Hex Manufacturer ID GSM 1E6D Version Digital 1 01 Revision Dig
15. next stage If downloading version is more high than your TV have TV can lost all channel data In this case you have to channel recover if all channel data is cleared you didn t have a DTV ATV test on production line 3 2 Function Check Check display and sound After downloading have to adjust Tool Option again Check Input and Signal items cf work instructions 1 Push IN START key in service remote control 1 TV 2 Select Tool Option 1 and push OK key 2 AV SCART 3 Punch in the number Each model hax their number 3 COMPONENT 480i 4 RGB PC 1024 x 768 60 Hz 5 HDMI 6 PC Audio In Display and Sound check is executed by Remote control Copyright 2011 LG Electronics Inc All rights reserved 9 LGE Internal Use Only Only for training and service purposes H Auto adjustment Map RS 232C 4 Total Assembly line process Ber END 4 1 Adjustment Preparation CMD ID DATA W B Equipment condition Wb 00 00 White Balance Start CA210 Wb 00 ff White Balance End CCFL EEFL gt CH 9 Test signal Inner pattern 85 IRE RS 232C COMMAND MIN CENTER MAX LED AUO gt CH 14 Test signal Inner pattern 80 IRE Above 5 minutes H run in the inner pattern power on key CMD ID DATA DEFAULT of adjustment remote control Cool Mid Warm
16. 2F5R6KT ta E21 ET_RXDO ET_TXDO E22 HA YES D21 _RXD1 F21 _TXD1 E23 ET REFCLK D22 ET_TX_EN F22 ET MDC D23 ET_MDIO F23 ET CRS AVLINK TE20G OPT R298 100 IRINT TESTPIN SET og x Y Lo ELECTRONICS NG DA ppo _VDDC ppc 5 D D D K E E E 3 3 eT 7 d oer PPT al 3 3 pa 3 3 B 7 3 7 2 Normal Power 3 3V T VDDP U3 VD 47ma gt r I 3V Normal VDD33 VDD33 e ta m m D D L Sep 3 S 9 ber s 9 rr PT Py E 3 e y un AVDD MEMPLL 24mA VDD33 L215 BLM18PG1215N1 VDD33 DVI 163mA gt VDD AVDD_DMPLL L207 BLMI8PG1218 eo Normal 2 5V D Normal AVDD2pS avop2ps AVDOZPS A A 1211 BiMIsPOI218N1D PS A 3 7 o vie ayes 2 av X L212 BLM18PG121SN1D Me DD DDRO AVDD_DDRO d Y luF P1 700TN1D MIUIVDDC 1226 BLMI8SG700 a L C 3 3 3 E MIUOVDDC lt MIU1VDDC lt LGE107DC RP S7M PLUS DivX MS10 Lc T S7M DIVX MS10 o mm 119 Mi M19 N18 N19 L9 3 S 3 n S VDD_NODIE lt AVDD_AU33 S X AVDD_DD ES FRC_AVDD_DD GND_10
17. HEN Se E l T A OM PGA V LGE Internal Use Only S7M PLUS DivX MS10 IC101 LGE107DC RP S7M DIVX MS10 ACKP RLV3P RED LO RXBCK ACKM RLV3N RED LO RXBCK AOP R P RED LO RXB0 3 DDR2 A1 AOM RLVON RED gt RxB0 4 DDR A1P RLV1P RED LO RxB1 A5 DDR 0 AIM RLVIN RED O nxB1 6 DDR A2P RLV2P RED O RXB2 7 DDR A2M RLV2N RED gt RxB2 8 DDR d A3P RLV4P RED LO RXB3t 9 DDR A3M RLV4N RED DO RxB3 10 DDR2 A11 AA4P RLVSP GREEN LO RXB4 11 DDR2_A4 A4M RLV5N GREEN gt RXB4 12 DDR2 A8 BCKP TCON13 GREEN gt RXACK BCKM TCON12 GREEN C LO RXACK BOP RLVEP GR LO RXA0t AD DDR2_BA2 0 GREEN gt RXAO0 AL DDR2_ODT OD RXA1 A2 DDR2 A12 LO RXA1 LO RXA2 CLK DDR2 1 gt RxA2 KE DDR2 RASZ LO RXA3 ICLKZ DDR2_MCLKZ TOO RXA3 B4P TCON9 BLUE TO RxA4 B4M TCON8 BLUE LO RxA4 ODT DDR2 BAI 3 WEZ DDR2 BAO 3 RESETB DR SL DDR2_D SLB DDR2_DQSBO SU DDR2_DQS1 DOSUB DDR2 DOSB1 C4M LLV5N 3_DML DDR2_DQ7 R3_DMU DDR2_DQ11 DCKP TCONS 3 DOLO DDR2 DQ6 DCKM TCON4 R3_DQL1 DDR2_ _DQL2 DDR2_DQ1 _DQL3 DDR2_DQ2 3_DQL7 DDR2_DQ5 D3P TCON3 D3M TCON2 R3_DQUO DDR2_DQ8 D4P TCONL U1 DDR2_ D4M TCONO DDR2_ U3 DDR2_DQ12 U4 DDR2_DQ15 GPIO0 TCONI5 HSYNC VDD ODD 3 DQUS DDR2 DQ9 CON14 VSYNC VDD EVEN DDR2 DQ10 102 TCON7 LDE GCLK4 U7 DDR2 DOMI GP103 TCONG LCK GCLK2 LO 2D 3D_CTL J L DIM SCLK L DIM MOSI FRC_L DIM THE Ah SYMBOL MARK OF THIS SCHEMETIC DIAGRAM
18. IN Sci FB R1627 SC1_R COMP1_Pr ate 22 mrs RD R IN R4221 RD MONO SC1_B COMP1_Pb SC1 COMP1_L_IN AUDIO_R_OUT PSC008 01 JK1602 SCl COMPl R IN SCART AUDIO MUTE Full Scart Compl ae a I 5 6V ap c I d 01610 MEN IDTV MNT_R_OUT AS 1 Ge G T TER c1619 DTV MNT R OUT 3 N EE T TREE cess z ote DTV MNT_L_OUT uv DTV MNT L OUT R1652 10K THE ZN SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION ntn Hit i R e ELECTRONICS MODEL cr2r DATE zoioioz3 THE CRITICAL COMPONENTS IN THE AN SYMBOL MARK OF THE SCHEMETIC LGElectronics BLULK SHEET Copyright 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes THE ZN SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION rp ug Ee ee SECRET Ls ELECTRONICS MODEL __ pup E THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC LGElectronics Copyright O 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes BLOCK stbe_yack SHEET CI Region
19. INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS SECRET MODEL DATE ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC LGElectronics LG ELELTRONILS BLOCK econ SHEET Copyright 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes EXT12V_CTRL RTIP141C T112 9402 NORMA j NORMA FROM LIPS amp POWER B D le k I R426 POWER_18_ R451 POWER 22 A DIM R485 O POWER 20 A DIM A DIM 53 T e SE 20 PWM Din R45 21 PWM DIM R484 POWER hk ERROR OUT MODULE PIN MAP gt PIN No LGD PSU cuororLamp auo 10 Lamp SHARP IPS or LIPS PSU PSU PSU PSU 16 GND GND GND GND GND 18 INV ON A DIM INV ON INV ON INV_ON 52 60 ERROR 20 VBR A NC Err_out Err cut 22 PWM DIM PWM DIM NC NC 24 Err_out INV_ON PWM DIM PWM_DIM 23 GND GND GND GND GND 1530 12530 19530 desc ov N_BLK2 LK1 OPC OUT LED MODULE PIN MAP gt latest update 20100618 gt
20. Internal Use Only Only for training and service purposes MODEL OPTION y 5 d E S Bo Es S 33 S 3 nabi MODEL_OPT_0 R202 BOO hoo A MODEL o R203 RF 100 S HT i J mone SS MODEL_OPT_3 ie e MODEL OPT 4 R213 1 MODEL OPT 5 R2 e MODEL OPT 6 el EE 9 dE aS a a 35 2 E HI S CK _HDMI CK _HDMI1 DO _HDMI1 L _HDMI1 HDMI1 D1 _HDMI1 D2 _HDMI1 gt D2 HDMI1 DDC_SDA_1 CK _HDMI2 gt CK _HDMI2 DO _HDMI2 E DO _HDMI2 L D1 HDMI2 D1 HDMI2 D2 _HDMI2 D2 _HDMI2 pDC spa 2 DDC_SCL_2 HPD2 HDMI CK _HDMIA DO _HDMIA DO _HDMIA D1 _HDMIA D1 _HDMIA D2 _HDMIA D2 _HDMIA REMOTE 57 cK noura l H E DSUB_R DSUB DSUB G or Q A a NG 1_B comP1_pb soc IN asa A a COMP2 Pr I2 SR z ic R239 I8 ES sas a l R244 R245 R246 R401 R248 R249 iN2 In OUT R250 R251 CVBS DTV MNT_VOUT R252
21. Kees e H SUIS AL i 3 I gd BE m cec_onsorr i ex l 4 fies I xu E Ar hd met re tai E ey ry ash ee di c me c alt Ss a de el em Na enit Se igi n Ze 1 auda amm ro Ie As to ume m mre mm ee Lr mtm dra ir E Pp ur e e re A L 2n cEC REMOTE NEC THE N SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES X SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS SECRET MODEL GP2R DATE 20101023 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR LG HLELTRONILS THE CRITICAL COMPONENTS TN TAE A SYMBOL MARK oF THE suen GElectronics BLULK SHEET We 7 Copyright 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes RGB SPDIF PC HP New Item Development EARPHONE BLOCK HP LOUT ils t t 16V c c E wey ORI Pantig ka B Q1104 HP ROUT HP DET 002 V7 SIDE HP MUTE OPT R1128 01102 B 3904 F 1K mmBT3904 P i AJ S B 91103 PC AUDIO JK1102 SPDIF OPTIC JACK 5 15 Mstar Circuit Application PEJO27 01 T TERMINALI a B TERMINALI 1139 I 2 2K c1129 0 luF 16v B R SPRING HI 35 B TERMINAL2 002 118 T TERMINAL2 22 R1143 22
22. MDQSLB d ES 22 A TMRASB gt DDR3 RASZ DDR2 WEZ B DDR3 RASZ DDR2 WEZ CT B TMRASB oe S ZR FG A TM B BED SZ DDR2 DR3 nee TMCASB Raye 2 cs ID a mpost R1211 l A 5 az ALDDR3 CAS2 DDR2 BAL 5 DDR3 CASZ DDR2 BA1 gt 8 TMC Ey A e neues Rt c3 I L A MDQSLB A y DW A TMDOSU A TMWEB gt _DDR3_WEZ DDR2_BA0 B_DDR3_WEZ DDR2_BA0 lt 1 B TMWEB 22 osu CG SS D Ha a 5 B MDQSUB COA ai a R1212 ga Kag AR1212 A9 c gt a uposu A MDOSUB CO W A TMDQSUB TMRESETB O _DDR3_RESETB B TMDQL1 B Mi 7 be KO A MDQSU x B TMDQL3 B MDQL3 D3 Al E AR120 B MDMU C Ge 325 B TMDML B MDML ma E LEO A MDML A MDQL1 A TMDQL1 TMDQSL gt eg P DDR3 DOS1 DDR2 DOsO B_DDR3_DQSL DDR2_p050 ee CI B TMDOSL Panna Rian x5 wc D MDO MDO he B N At S MDOLO HA E gt A MDMU A MDQL3 TMDQL3 A TMDOSLB gt A DDR3 DOSLB DDR2 B DDR3 DOSLB DDR2 DOSBO lt 8 TMDQsLB er B MDQLO Pe MDML A TMDML gt B MDQL1 lt H n 23 A MDQU2 A TMDQU2 A16 126 paa E m 5 MbQL2 A t LEE A MDQLO Que E Qu2 A 74 A_DDR3_DQSU DDR2_DQs B_DDR3_DQSU DDR2_posB1 ees B TMDQSU S THCKE SHORE Q 2 Se M9 F7 22 os c15 3 Ze 5 lt B TMDOSUR B MD9L3 C L gt a mDoL1 S TMDOS _DDR3_DQSUB DDR2_D B_DDR3_DQSUB DDR2_DQS1 B TMDQSUB B TMbQL7 B HBOLT S us E F2 AR1210 B MbQL4 CI a mpoL2 Ala B TMDQLS B MDQLS H8 pa naga A TMC A 5 MDQLS CT B 3 BOLO B18 3 MDQ 2 na CS a _mpona A MDQL A TMDQL A TMDMU L _DDR3_DMU DDR2_DQ6 B_DDR3_DMU DDR2_DQ6 CIB TMDMU 72 EE 87 9 MDQLS MDOLS 5
23. and check OK message If Error is displayed Check connection between computer jig and set 3 Click Read tab and then load download file XXXX bin by clicking Read 4 Click Connect tab If Can t is displayed check connection between computer jig and set Copyright 2011 LG Electronics Inc All rights reserved 8 Only for training and service purposes MStar ISP Utility V4 1 8 SG on em A SS Be cc iw F Device Load Read Auto B P v Restore HDCP Erase nng ES nea Dis Con EIUS E2PROM Device Setting 120 Pin hefinitibs 1 C SbAim C SCLin Communication Setting speea 74 Lal T gt SDA E C SDA our C SA out E co SA Roughly Speed 450 KHz E em R T7 Reverse Hi auto Detect SPI Seifing oh fV pin 1 switch UART I2c T Pull all Pin High DER II Elapsed Time ee USB 450KHz Flash Status 00 Please Check the Speed To use speed between from 200KHz to 400KHz 5 Click Auto tab and set as below 6 Click Run 7 After downloading check OK message MStar ISP Utility V4 3 7 ea e DIOR bere Te S LRE CODE Sa ce rase El uri T ReConnect M Blank i ae a Read File E HDCP Key 1 hee 1 gram Y Verify Iv Exit ISP USB DOWNLOAD 1 Put the USB Stick to the USB socket 2 Automatically detecting update file in USB Stick If your downloaded program version in USB
24. e A Ls SS 25s RLS 23 921 28 5123 23 9 Ls 31 8 31 8 Sle Sls sls sls abe 3 S E der d Wem ES G doj bal Ziel d der Sek el Bola eyed E l Close to DDR Power Pin V Chose e Il SIEGE VOU L Cul Lo lun A A E rum S NG ctose to Saturn7u TC J CLose to DDR3 J IC1201 1 IC1202 1 K4B2G1646C K4B1G1646G BCH9 na S P3 m pa P2 1 z VCC 1 5V DDR H sy pon I a E L1201 R1215 D B TMA0 MM s a e e E 56 1 ng E 1226 216 m3 A lur D OIM se mao DO WD A TMAO 10V 16v B TMA2 5 is vonQ i Ms 56 EANG1828901 E Hip AR1211 K Kette R1214 IC1202 LI DS 2 DW A TMA2 B TMA11 B MAll zh E 6 15 H5TO1G63DFR H9C ka EAN61570701 56 MAL B MAL nos T A 12 Sa AR1208 IC1201 B TMAS B MA8 a Do6 MA11 A TMALL a DDR 1333 HYNIX Du H5TQ2G63BFR H9C B TMA6 B MA6 pa S 33 Set A MAL A TMAL y N3 Me Care ES ng H IN E Mao CI S7 VREF CJ B MVREF L Ge 2G DDR 1333 HYNIX A MAS A TMAB EES E D e LS eer Ee KAN B MA1 CO A MA6 A TMAG B TMBAO CIT B MBAO Pa M8 N3 B MA2 CCT T2 A MVREFCA gt VREFCA ao O A MA0 56 S7M PLUS DivX MS10 BSTMAS Payar N2 HI P gt amar AR1203 B MA3 CT VREFDQ CI B MVREFDQ mf d IC101 B TMAS 5 MAS bur z S ma A MBAO A TMBAO B 2 ui A2 hz TO amaz 3 LGE107DC RP S7M DIVX MS10 B TMA B MAT mo p2 siiis MVREFDQ gt VREFDQ as bes gt A MA3 A MA3 A TMA3 En A RB L8 gt P8 Sue CI aa C amas A MA5 A TMA5 AR1215 R2 240 P2 ee i B MA7 C 240 R1203 as C A MAS A MA A TMA m B TMA4 B MAG T8 1 amp 5 we Ec E A
25. von M3 6 A TMA13 B23 9 BN b 3 Gre 7 B TMA13 R1223 VDDQ_2 paus CS a usa2 R1206 W i DDR3 AL3 DDR2 A B_DDR3_A13 DDR2_A i B TMCKB VW 8 NckB K7 Z vons Al A MCK DON WO A TMCK 2 VDDO_3 a a A AR122 ICKE VDDQ 4 E A MCKB LOW A TMCKB m B TMRASB B MRASB L2 YONG Dous aS A MCKE ET A TMBAO gt een A DOR3 BAO DD B DDR3 BAO DDR2 BA2 CI B TMBA0 B TMCASB B MCASB KL ZER Pap S AR1202 A mont IA pp nz A TMBAl1 73 DDR3 BA1 DDR2 CASZ DDR3 BAI1 DDR2 CASZ CJ B TMBA1 B TMODT B MODT Sr Bap 3 T YD 3 2 A MCKB A MRASB A TMRASB A23 gt 3 MRASB IA E vor L m A TMBA2 DDR3 BA2 DDR2 A5 B DDR3 BA2 DDR2 A5 CJ B TMBA2 B TM B MWEB DDR B MRASB PT VDD mj KI EE A MCASB A TMCASB Te B MCASB lt __ SS VDD IC1202 2 PE SMOD A MODT A TMODT A12 E HA d a HO A MRASB vec 1 A TMCK gt ci 2DDR3_MCLK DDR2_MCLK B_DDR3_MCLK DDR2_MCLK CI B TMcK R1219 SC PER i NDSGBOSMLIODE CE 9 k vec_1 5 A MWEB TMWEB 3 p e TMDQSL C E ANN C 1 8 MD0SL H K3 CS a mcase A TMCKB ED eg ALDDR3 MCLKZ DDR2 MCLKZ B DDR3 MCLKZ DDR2 MCLKZ CI B TMCKB EIN BA giz 12 Z 812 2 MRES L3 LO wep R1231 A TMCKE D gt _DDR3_CKE DDR2_D05 3_DDR3_CKE DDR2_DQ5 TMCKE R122 B MBESETE J1 10K RIZOS B TMDQSLB ANN 8 MDQSLB Em ng angst LOW meet 22 gt A MRESETB HO 50 Sie 245 e F3 i c 5 d 21 5 MDQSL lt _ 1 R A TMODT gt _DDR3_ODT DDR2_ODT _DDR3_ODT DDR2_ODT C 18 TMobT B TMDQSU WM 8 ubost sno 5 A MDQSLB CO VW A TMDOSLB A20 M26 Ka KEEN 8
26. 0 FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF Enter START by pushing OK key AO FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF E7 ADJUST Bo FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF pp 0 Tool Option CO FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF 1 Tool options DO FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF 3 Too Options Eo FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF 5 Country Group Fo FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF 6 Area Option 7 ADC Calibration Start ar a 2 HD HDMI EDID data NE UIS s 0 1 2 13 4 15 6 7 8 9 A B C D E F 12 Sub B C 00 oo FF FF FF FF FF FF o0 1E 6D a b 10 c 01 03 80 10 o9 78 oa EE 91 A3 54 4C 99 26 20 oF 50 54 A1 08 oo 81 co 61 40 45 40 31 40 O1 O1 Start 80 01 01 01 01 01 01 1B 21 50 ao 51 00 tE 30 48 88 40 35 oo ao 5A oo oo oo 1C O1 1D 00 72 51 Do 1E 20 Caution Never connect HDMI amp D sub cable when EDID 50 Tag Tan Tas Tag lao saloo loo O0 1E o0 T 00 00 FD loo 3a download 60 3E tF 46 10 00 oA 20 20 20 20 20 20 d 70 d o e Edid data and Model option download RS232 so o2 03 20 Fi a 10 1F 84 13 05 14 03 02 i2
27. 0 iB p 5 2530 3 RN a HE Ly NTP 7100 4 E S PEOR R503 10 100 R513 0 100 POWER DET 23 ENE t ag ie E X Lepr Lepr Fe JE L sie M E J ANE MUTE EET H SPK R H SPK R THE N SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS SECRET oe Nre 16 ELECTRONICS che GE Ry MODEL cran DATE Copyright 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes SCART EXT AUDIO 1st AMP EXT LAMP IN CLOSE TO MSTAR CLOSE TO MSTAR 100 R1665 SCART1_Lout EXT L AMP SCART1_Rout EXT R AMP DTV MNT_R_OUT C1605 chee R163 470K R1662 EXT_R_AMP_IN ND IN3 us COMPONENT2 3 3V_Normal R1612 aves 10K E COMP2 DET 3 3V_Normal p1613 opt R1613 EH h DET GN E LUG IN CASE OF SMALL 15V GN O SPRING MP2 Y GN CONTACT BL E LUG S p1614 zm R1620 ANG 75 COMP2 Pb R1621 IANG 75 GE C cowp2 pra COMP2 L IN BL O SPRING RD E LUG S RD O SPRING WH O SPRING RD CONTAC RD O SPRING 2 RD E LUG COMP2 R
28. 0017 CO G2 Ee See 3 CHI s rupoLo HAI A MDQL6 DDR3 DQLO DDR2 DQ3 B DDR3 DOLO DDR2 DQ3 B TMDQLO B TMDQLO GE 55 7 27 S d 5 MDQUO CT 3 z A MDQL7 ac _DDR3_DQL1 DDR2_DQ7 B_DDR3_DQL1 DDR2_DQ7 CI B TMDQL1 B IMDQL2 B MDQL2 ee C3 B 1205 S A i 5 MDQU1 CT AR __DDR3_DQL2 DDR2_DQ1 B_DDR3_DQL2 DDR2_DQ1 ees CITI B TMDOL2 B TMDQL6 B MDQL6 E c8 B9 7 MbQLC A TMDQLO EE E29 4 5 MDQU2 CT d A MDQUO A MDQLO TMDQLO _DDR3_DOL3 DDR2_DQ1 B DDR3 DOL3 DDR2 ee CI 8 TMDQL3 B TMDQL4 B MDQL4 OS c2 y c MDO MDOL2 5 y A lt j 5 MDQU3 CT d HE Amen A MDQL2 TMDQL2 TMbQL4 gt _DDR3_DQL4 DDR2_DQ4 5 ppa3 Dora por2 nga FE B TMDQLA B MDQU 7 s ID A MbQU2 A NDOTG A TMDQL6 TMDQLS A_DDR3_DQL5 DDR2_DQ0 DDR3_DQLS DDR2_D90 I7 B TMDQLS ARI214 BCMDOUA AZ c2 MDQ A TMDQ TM c S Weg ap e MDQ B MDQU5 CO L gg A MDQLA TMDQLA TMDQLG gt _DDR3_DQL6 DDR2_CKE B DDR3 DOLG DDR2 C TMDQL pee 8 mD0u7 Ss 2 A 7 2 Do2 1 3 5 MDQU6 CI gt a mpoua 22 TMDQL7 gt DDR3 DQL7 DDR2 DQ2 B DDR3 DQL7 DDR2 DQ2 TMDQL B TMDQU3 B MDQU3 eos A3 To A2 AR1206 5 MDQU7 lt J S LE A MpQU5 ai aoe B TMDQUS B MDQUS 6 B MDQU7 A TMDQUT A 3 5 iniae Siet i id MDQUO gt A MbQU6 A MDQU TMDQU A _DDR3_DQUO DDR B_DDR3_DQUO DDR2_D ze TMDQUO BZTMDHU Steen A3 C A MDQU7 A MDQU3 A TMDQU3 A 14 A PDR3 DQU1 DDR B_DDR3_DQU1 DDR2_D99 7 TMDQUI 22 A MDQUS A TMDQUS ci A DDR3 DQUZ DDR2 DQ 8 DDR3 DQU2 DDR2 pos TMDQU2 AR1218 MDMU A TMDMU A SS DDR3 DQU3 DDR2 DQ11 B DDR3 DQU3 DDR2 DQ11 ma
29. 11 LG Electronics Inc All rights reserved Only for training and service purposes BY 2 After removing an electrical assembly equipped with ES devices place the assembly on a conductive surface such as aluminum foil to prevent electrostatic charge buildup or exposure of the assembly 3 Use only a grounded tip soldering iron to solder or unsolder ES devices 4 Use only an anti static type solder removal device Some solder removal devices not classified as anti static can generate electrical charges sufficient to damage ES devices 5 Do not use freon propelled chemicals These can generate electrical charges sufficient to damage ES devices 6 Do not remove a replacement ES device from its protective package until immediately before you are ready to install it Most replacement ES devices are packaged with leads electrically shorted together by conductive foam aluminum foil or comparable conductive material 7 Immediately before removing the protective material from the leads of a replacement ES device touch the protective material to the chassis or circuit assembly into which the device will be installed CAUTION Be sure no power is applied to the chassis or circuit and observe all other safety precautions 8 Minimize bodily motions when handling unpackaged replacement ES devices Otherwise harmless motion such as the brushing together of your clothes fabric or the lifting of your foot from a carpeted floor can generat
30. 1uF bo 16V R1912 10K opt R1922 2 2K R191 Tok e SECRET LGElectronics LG ELECTRONICS 14 Option name of this page because of Hong Kong KE TS INPUT a E RA ek erat A A 1 d t AR1906 CI kou IL LI NN Se Sr Ee Edi Em us E CI HOST I F ci pETL PCM A 0 orro742440D iY I ADDR T CI ADDR O 2A4 PCM A 1 PCM A 7 1Y2 1 ADDR 6 CI_ADDR 1 2A3 PCM A 2 PCM A 6 1Y3 I ADDR S CI ADDRI2 2A2 PCM A 3 PCM A 5 1Y4 I_ADDR 4 CI ADDR 3 2A JPCM A 4 wem em em emm a a em em em em em em em emm em em em em em em em em em em em em em em om em em em em em em em om em em emm emm emm al CI SLOT MODEL ce2r DATE BLOCK cwcz SHEET LGE Internal Use Only SMD GASKET I THE ZN SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION cod uL UT SE Ls ELECTRONICS MODEL POLE 20103022 THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC LGElectronics Copyright O 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes BLOCK smp Gas S5HEET ED_DRIVER_D L D_DRIVER_D R2101
31. 2 Designation 1 The adjustment is according to the order which is designated and which must be followed according to the plan which can be changed only on agreeing 2 Power Adjustment Free Voltage 3 Magnetic Field Condition Nil 4 Input signal Unit Product Specification Standard 5 Reserve after operation Above 5 Minutes Heat Run Temperature at 25 C 5 C Relative humidity 65 96 x 10 Yo Input voltage 220 V 60 Hz 6 Adjustment equipments Color analyzer CA 210 or CA 110 DDC Adjustment Jig equipment Service remote control 7 Push the IN STOP key For memory initialization Casel Software version up 1 After downloading S W by USB TV set will reboot automatically 2 Push In stop key 3 Push Power on key 4 Function inspection 5 After function inspection Push In stop key Case2 Function check at the assembly line 1 When TV set is entering on the assembly line Push In stop key at first 2 Push Power on key for turning it on gt If you push Power on key TV set will recover channel information by itself 3 After function inspection Push In stop key 3 Main PCB check process APC After Manual Insult executing APC Boot file Download 1 Execute ISP program Mstar ISP Utility and then click Config tab Start Addr 0 000000 End Addr 0X1 FFFFF Elapsed Time fee USB 450KHz 2 Set as below and then click Auto Detect
32. 2 GPI R160 E14 1K SAR3 GPI A6 SAR4 GP103 E12 F12 D13 E13 7 mm em zm em em em em mmm em em mm zm cm em em zm zm zm em em o ma S7R_MS10 S7R DivX S7R DivX MS10 S7R BASIC S7R RM Ji emm em emm emm emm emm emm emm emm em emm emm emm emm emm emm emm emm emm emm emm emm ef 7MR mm em em om em om om em om em om om em om em om om em om em mm om em LD S7MR BASIC S7MR_MS10 S7MR_Divx S7MR DivX MS10 S7MR_RM EEPR OM IMBIT ATMEL IC104 41 AT24C1024BN SH T pP mm em emm mm em om om om pP em om om em em om om om em emm em em em em emm em em em em em emm em em emm em emm emm em emm 9 S7MR PLUS emm emm emm em emm emm emm emm em em emm emm emm em em emm em em S7M PLUS BASIC S7M PLUS MS10 S7M PLUS Divx S7M PLUS_RM aaa a ae ee ee ee a ergi 43 5V ST HDCP EEPROM E Addr 10101 EEPROM A DIM 1 E i 1 PWMO PWM DIM Tu 209 jur R113 a 7K EEPROM SCL EEPROM_SDA BEPROM_SCL EEPROM_SDA ade Ms inam THE ZN SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE A SYMBOL MARK OF THE SCHEMETIC MODEL DATE Lo ELECTRONICS BLICK SHEET Copyright 2011 LG Electronics Inc All rights reserved LGE
33. 73 pq 22 e naa d MODEL OPT 1 n PWM_BUZ2 IIC_LED L E 85022 Ex22 KA67 NTP10 UPD78F1164GF PO4 SCKi0 8CLIQ R5074 11 22 N ee MODEUI OP T OPT 22 P EX21 HR5 INTP9 P131 TI06 T006 Ea MODEL OPT 2 30 TOUCH KEY TACT KEY 52 P74 EX R4VINTPS 1 P130 NEC IRI ng Pu NEC MICOM ST JAMP MUTE MODEL OPT 3 at GP2 LED R ke KR P20 ANIO 22 8 KR2 P21 ANI1 LED_B 22 7 KR1 vart_sw2 Gs MODEL OPT 0 MODEL OPT 1 BLEON eg 22 P24 ANIA o C C 22 22 19 P25 ANIS Lon Loi LD350 450 550 POWER_ON OFF2_ pa 1 E267 3 5V ST R5033 A so HIGH HIGH Low nG 094 R ls opt HIGH HIGH HIG Low R5014 R5035 23 58 ZEN STE 10K mi ES A HIGH Low LD420 25 56 EDID WP L enige 26 55 HIGH HIGH LE7300 ee 27 54 Q 5 28 53 iic HIGH TED 2sc305 R5041 29 ER AVSS L 12507WR 5 a 43 5V_ST es BBEEISIREEIEIG DS SYS ei z a E EE Z 58 GND COMMON ola ll l Gl ell ii 3 5V ST esse arx ala EE E A BIBER SIE SEI GIZ o na S s ll el sl af RIS ala RIRIS la ela BIZ ala lalla sla SJals 8 s S SL SIN a S 3 5V_ST UVU U ne a Md di 2 1 Zo s 1 SCLL e a BB J BE o P BIS A 659589 8 NEED AE zx ES SIS EE alee s Bob H a PFSV_ST MICOM_RESET Sx TOOLO Q R5086 R5108 TOOL1 D d R5109 FLMDO SELECT CONNECTION kgvi KEY2 L BO A R5072 UART SWITCH SA S R5007 3 SELECT CONNECTION 100 R5013 UART_SW1 100 J SE CIUART sWw2 H B1 A 3 5V_S sag EP000 NLASB315 3 5V_S NLASB3157DFT2G _EEPROM_SCL SELEC Step Up regulator 3 3V to 5V MAX 250mA S7 DBG TX C MST
34. 75 SXGA FHD model 9 1280 720 45 60 74 25 720p DTV Standard 10 1920 1080 67 5 60 148 5 WUXGA FHD model 6 HDMI Input 1 DTV Mode No Resolution H freq kHz V freq Hz Pixel clock MHz Proposed Remark 1 720 480 31 469 31 5 59 94 60 27 00 27 03 SDTV 480P 2 720 576 31 25 50 54 SDTV 576P 3 1280 720 37 500 50 74 25 HDTV 720P 4 1280 720 44 96 45 59 94 60 74 17 74 25 HDTV 720P 5 1920 1080 33 72 33 75 59 94 60 74 17 74 25 HDTV 10801 6 1920 1080 28 125 50 00 74 25 HDTV 10801 Ze 1920 1080 26 97 27 23 97 24 74 17 74 25 HDTV 1080P 8 1920 1080 33 716 33 75 29 976 30 00 74 25 HDTV 1080P 9 1920 1080 56 250 50 148 5 HDTV 1080P 10 1920 1080 67 43 67 5 59 94 60 148 35 148 50 HDTV 1080P 2 PC Mode No Resolution H freq kHz V freq Hz Pixel clock MHz Proposed Remark 1 720 400 31 468 70 08 28 321 HDCP 2 640 480 31 469 59 94 25 17 VESA HDCP 3 800 600 37 879 60 31 40 00 VESA HDCP 4 1024 768 48 363 60 00 65 00 VESA XGA HDCP 5 1280 768 47 78 59 87 79 5 WXGA HDCP 6 1360 768 47 72 59 8 84 75 WXGA HDCP va 1280 720 45 60 74 25 HDCP 8 1280 1024 63 981 60 2 108 875 SXGA HDCP FHD model 9 1920 1080 67 5 60 148 5 WUXGA HDCP FHD model Copyright 2011 LG Electronics Inc All rights reserved 7 LGE Internal Use Only Only for training and service purposes ADJUSTMENT INSTRUCTION 1 Application Range This specification sheet is applied to all of the LCD TV with LDOAY chassis
35. All rights reserved Only for training and service purposes Circuit Board Foil Repair Excessive heat applied to the copper foil of any printed circuit board will weaken the adhesive that bonds the foil to the circuit board causing the foil to separate from or lift off the board The following guidelines and procedures should be followed whenever this condition is encountered At IC Connections To repair a defective copper pattern at IC connections use the following procedure to install a jumper wire on the copper pattern side of the circuit board Use this technique only on IC connections 1 Carefully remove the damaged copper pattern with a sharp knife Remove only as much copper as absolutely necessary 2 carefully scratch away the solder resist and acrylic coating if used from the end of the remaining copper pattern 3 Bend a small U in one end of a small gauge jumper wire and carefully crimp it around the IC pin Solder the IC connection 4 Route the jumper wire along the path of the out away copper pattern and let it overlap the previously scraped end of the good copper pattern Solder the overlapped area and clip off any excess jumper wire At Other Connections Use the following technique to repair the defective copper pattern at connections other than IC Pins This technique involves the installation of a jumper wire on the component side of the circuit board 1 Remove the defective copper pattern with a sharp
36. CHEMETIC LGElectronics BLOLK FLASH 1MB SHEET LGE Internal Use Only Copyright 2011 LG Electronics Inc All rights reserved Only for training and service purposes GP2R LARGE TUNER GA SS NN d ci BOOSTER CHINA OPT RF SWIT Pull up can t because of MODEL BOOSTER OPT R3734 close to TUNER CN_2INPUT_H_LG3911 TU3701 T DF R CO36D BOOSTER_OPT rU3702 I DTI S001D BOOSTER OPT E BOOSTER CTL DVB 1INPUT H LGI close to UNER 45V TU A SM H o ANT PWR OPT RF S W BS oa R370 e Te m A D RF OPT BST curi T y k a B1 AE Nc ps l OPTION RF AGC BST CNTL B NON_ATSC_S NC LRF AGC coro must ve aaaea R3707 0 3741 41 k AS SES TU_IIC_ATSC_SANYO R3741 i 1 2K 5V_TU d TU SDA q c3702 192259 to TUNER 1 ii v E Aiur ng R3749 0 3 3V_TU R3 1 A1530AC1 3 3V TU opt 1 2V 1 8V_TU C3707 GITIS r re I TUNER_RESET pEMOD RESET C3 e the tuner pin add 09029 ZI DE 3 3V_TU This was being appli the only china demod so this has leted in both main and ISDB sheet RESET IF AGC CNTL
37. Cool Mid Warm Cool 13 000 K X 0 269 0 002 RGain jg Ja jd 00 172 192 192 192 Y 0 273 0 002 Test Signal gt GGain jh Jb je 00 172 192 192 192 Medium 9 300 K X 0 285 0 002 Inner pattern B Gain ji Je jf 00 192 192 172 192 Y 0 293 0 002 216gray 85IRE R Cut 64 64 64 128 Warm 6 500 K X 0 313 0 002 G Cut 64 64 64 128 Y 0 329 0 002 B Cut 64 64 64 128 Edge LED W B Table in process of time Only LGD module Caution CA210 CH14 Test signal Inner patter 80 IRE Color Temperature COOL Medium Warm Aging Time Cool Medium Warm bon E ee SE should be kept on OxCO and l adjust other two lower than CO SS Ee 2 e Y i when R G B Gain are all CO it is the FULL Dynamic Range 269 273 285 293 313 329 of Module 1 0 2 279 288 295 308 319 338 2 3 5 278 286 294 306 318 336 Manual W B process using adjusts Remote control 3 6 9 277 285 293 305 317 335 After enter Service Mode by pushing ADJ key 4 10 19 276 283 292 303 316 333 Enter White Balance by pushing gt key at 8 White 5 20 35 274 280 290 300 314 330 Balance 6 36 49 272 277 288 297 312 327 Ns 7 50 79 271 275 287 295 311 325 Tod rand 8 80 149 270 274 286 294 310 324 D Gg 9 Over 150 269 273 285 293 309 323 Gen Cool 7 ADC Calibration E 10 Point WB Connecting picture of the measuring instrument 0 Test Pattern 1 EDID D L On Aut
38. DATA T TU3702 2 TDTR TO36F loeatrof movement 0929 FULL N M BR THE AN SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS SECRET ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE A SYMBOL MARK OF THE SCHEMETIC LGElectronics MODEL LG ELECTRONICS BL Tee ETT S Copyright O 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes EXT SPEAKER AMP po L1501 wry R1506 Y t Per lu 0 47uF 50v 508 dia o EXT R AMP IN gt BYPASS La LA IC1500 TPA3124D2PWPR pveena eme 2 R1501 2 ee 100 sd ded SUBAMP SD I 11502 pveer 2 Lour gei Te tha To R1500 0 2puF SUBAMP_MUTE 100 MUTE L o li T sov ave 22 0uH LIN cc 2 11503 EXT_L_AMP_IN dee e d RIN cci ki AGND 3 GAINI AGND 3 E PVCCR A ROUT lug 50v VCLAMP GNDR 2 PVCCR 2 GNDR 1 EXT OUT L EXT OUT R 3 5V_ST SELECT EXT SPK CONTROL DEBUG R1515 DBG_SW R 100 een A d NG UART DBG SW 3 5V ST R1511 3 6K gt EXT_VOL DBG_TX EAN38256201 R1512 3 6K C EXT VOL gt DBG_RX ppc nx gt EAN38256201
39. DS 0 7 Data Clock HERZ MP2 Power SW kiea i irm 12V On Off MST TX RX E RS 232 MP5000 SPDIF OUT LI SPDIF i 4 42v 102202 aaa AASA IE e H ty MAX3232CDR Audio am i IC1100 Spe e TPA3124D2 Ge Speaker Out H ontro H IC1500 EXPLODED VIEW IMPORTANT SAFETY NOTICE Many electrical and mechanical parts in this chassis have special safety related characteristics These parts are identified by AA in the Schematic Diagram and EXPLODED VIEW It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent X RADIATION Shock Fire or other Hazards Do not modify the original design without permission of manufacturer 9 c S e 3 e Copyright 2011LG Electronics Inc All rights reserved 15 LGE Internal Use Only Only for training and service purposes S7M PLUS DivX MS10 LGE107DC RP S7M DIVX MS10 Normal IC101 PCM A 0 pcm_p o 7 CO lt T3 CHIP Config AUD LRCH t from SPI flash 1 b0 t from NOR flash 1 b1 N21 LHDMI 1 DET HDMI 2 PCM DO M21 122 paio Soe S UERSUM ern 121 PCM Dl
40. MAS 56 TMA0 gt _DDR3_A0 DDR2_A13 B DDR3 AD DDR2 SCH CI B TMAO B TMA12 C 5 MA12 RR R3 B2 vss 240 a EZ gt a MAT AR1204 TMAl gt ag 9 0DR3_A1 DDR2_A8 B DDR3 Al DDR2 ee C 8 TMA1 B TMBAL B MBAI Paec L7 E iss T m B gt amas g A TMAA A TMA2 CO Sor A DDR3LA2 DDRZ A9 B DDR3 A2 DDR2 A9 lt B TMA2 B TMA10 TON B ii TI p3 Re 5 xs E A MA9 MA12 A TMAL2 TMA3 CO Tp 2 PDR3_A3 DDR2_A1 B_DDR3_A3 DDR2_Al E lt 8 TMA3 56 BENE E vss eng Ki gt Amaro MBAIL DD A TMBAL TMA4 gt A22 2 DDR3_A4 DDR2_A2 B DDR3 A4 DDR2 A2 lt 5 TMA4 ARLAL B MA12 C DOLO E vss S A MA10 A TMA10 TMA a 5 B i E Se B MA13 C Doni vss Ss All C A MA11 Y TMAS Aro ADOR3_AS DDR2_ B_DDR3_AS DDR2_a10 ee lt B TMA5 E TURESER tes us F2 We A m 3 s TMA6 DD 6 D A DDR3_A DR2 A B TMAG E ES Ge gt a ma12 TMA6 gt azz A DDR3LAG DDR2 A4 B_DDR3_A6 DDR2_A4 ees CIB TM PEER Bia M NS pe E Ee xs gt AR1201 TMA op 7 01 A DDR3_A7 DDR2_A3 B TMA 4 r E A13 C a war3 TMAT cs 2 9DR3_A7 DDR2_a3 B_ODR3_A7 DDR2_A3 ees TMAT B TMA13 B MAL3 aa m di A HRESETB A TMRESETB TMA8 gt cas A PDR3 AS DDR2 AS 5 DDR3 A8 Db82 A6 gt CI B8 TMA8 B THES Spe Se nS bois 5 9 M7 BA2 Mx C23 e MS R MBAC pots B gt E Dou 9 m2 5 A26 2 A B VCC 1 5V DDR Ng gt A UBAO MEL A TMAS A TMA11 gt Spe ALDDR3LALI DDR2LA11 DDR3 Al1 DbR2 atip lt B TMA11 B TMCK NN 0 BEMBAg CI T pave d ES gt A MBAI 56 A TMA12 gt 25 A DDR3A12 DDR2 AO B_DDR3_A12 DDR2_a0 Fees CI 8 TMA12 22 vobo fas
41. N FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE AN Copyright O 2011 LG Electronics Inc All rights reserved Only for training and service purposes SYMBOL MARK OF THE SCHEMETIC SECRET LGElectronics eng 10K R2425 10K R2435 3 3K 2 s R2413 D 4 i X 227 H R2414 LED_R NEC_EEPROM_SCL gt He S T_SDA LUN R2417 100 NEC_EEPROM_SDA Lo ELECTRONICS MODEL lt 2 DATE BLUE vecs SHEET EE LGE Internal Use Only THE ZN SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE A SYMBOL MARK OF THE SCHEMETIC Copyright O 2011 LG Electronics Inc All rights reserved Only for training and service purposes SECRET LGElectronics go ummmmmmmmmmmmmmmmmmmmmmmmmmmmmw USB DIODES 496 IC1450 L1451 1 AP2191DSG A LG ELECTRONICS MODEL BLOCK BA LGE Internal Use Only
42. NEC T vec IC5008 SE NEC EEPROM SCL SC632ULTRT Lesiban S7 TXD z B NEC RX UART_RX Gub 2 353 E bau Gs 8 3 S Y EAN38256201 a E en i S El H 5V ST 3 5V_ST E 5i 57 EEPROM SDA sv N L 25587 DBG RX Nf eN K SELE CIMST NEC R BIM18PG600SNID 3 3V to 5V 15001 PROM_SDA EEPROM_SDAL_ gt R5012 t 100 S7 RXD NEC TX gt C UART TX THE ZN SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE AN Copyright O 2011 LG Electronics Inc All rights reserved Only for training and service purposes SYMBOL MARK OF THE SCHEMETIC SECRET LGElectronics Y Lo ELECTRONICS MODEL DATE BLOCK urcom S5HEET LGE Internal Use Only CONTROL IR amp LED IR_OUT_RS232C KEYL KEY2 NEC_IR NEC_IR C 2403 R2422 3 3K R2423 22 5V_ST EYEQ TOUCH_KEY R2411 100 EYEQ TOUCH_KEY 100 R2412 EYEQ TOUCH KEY 5 6v EYEQ TOUCH KEY ee Le eu D2404 92402 IR OUT CTRL 28c3052 IR OUT SIDE HDMI adi urs R2433 THE ZN SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTIO
43. North Latin America http aic lgservice com Europe Africa http eic Igservice com Asia Oceania http biz Igservice com a Life s Good LED LCD TV CHASSIS LDOAY MODEL 26LV255H 26LV255H ZA CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL P NO MFL67180604 1111 REVOO Printed in Korea CONTENTS ee gg ppc aia 2 PRODUCT SAFETY ma NAA 3 SPECIFICATION scsi AAP 6 ADJUSTMENT INSTRUCTION ssssse ecce sa nua rp uh EP uin anaconda dual an 8 BLOCK DIAGRAM 14 EXPLODED E 15 SCHEMATIC CIRCUIT DIAGRAM cccccsseeeeeeeeseeeeeeeeeeneeeeeeeeeeeeeeneeeees Copyright 2011 LG Electronics Inc All rights reserved aT LGE Internal Use Only Only for training and service purposes SAFETY PRECAUTIONS Schematic Diagram and Exploded View Shock Fire or other Hazards IMPORTANT SAFETY NOTICE Many electrical and mechanical parts in this chassis have special safety related characteristics These parts are identified by A in the Do not modify the original design without permission of manufacturer It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent General Guidance An isolation Transformer should always be used during the servicing of a receiver whose chassis is not isolated from the AC power line Use a transformer of adequate power rating as this protects the technician fr
44. SP CVBS6P CVBSTP CVBS OUT SECRET LGElectronics 3D SG GPIO OUTPUT CONTROL Close to MSTAR 0 1uF 100 C258 o C DIVX MS10 C250 O luF R4002 ANALOG SIF Close to MSTAR 3 mal Close to MSTAR R4019 1K PT a R4020 10K IF_AGC_MAIN 0 UPGAIN DEMOD_ R292 L NIM DNGAIN e TGPI02 12C C EEE TGP103 12C R287 nr N GPIO177 1 R296 100 DIF I LED SPDIF OUT GPIO178 SPDIF _BCK GPIO175 _IN_SD GPIO17 WS GPIO174 BCK GPIO181 MCK GP10179 SD GPIO182 SD1 GPIO183 0184 MODEL SD2 GPI MODE GP10185 GPIO180 2 2uF LINE IN OL LINE IN OR LINE IN 1L LIN IR LINE IN 2L 2uF 2uF 2uF 2uF LIN 2 2uF LINE IN 2R 2uF LINE IN 3L NI OIG nV 2uF LIN IN LIN 3R LIN 4L LIN 4R LINE IN 5L 2uF 2uF 2uFOPT 2uF OPT LIN LINE_IN_SR J LINE OUT OL ARTI Lout le ns LX scaati_re LINE_OUT_2L LINE_OUT_3L e e LINE OUT OR LINE OUT 2R LINE OUT 3R INO oranv MIC DET IN MIC BLM185G121TN1D ain H P OUT HP_LOUT CM2012F5R6KT Rl L203 yy ARE HP_OUT_1L HP_OUT_1R R2 L205 Be RoUT M201
45. Stick is Low it didn t work But your downloaded version is High USB data is automatically detecting 3 Show the message Copying files from memory LGE Internal Use Only 4 Updating is starting 3 1 ADC Process 1 ADC Enter Service Mode by pushing ADJ key Enter Internal ADC mode by pushing p key at 7 ADC Calibration EZ ADJUST Tool Option1 Tool Option2 Tool Option3 Tool Option4 Tool Option5 Country Group Area Option 0 1 2 3 4 5 6 8 9 White Balance 10 Point WB 10 Test Pattern 11 EDID D L 12 Sub B C ADC Calibration ADC Comp 480i ADC Comp 1080p ADC RGB 5 lt Caution gt Using power on key of the Adjustment remote control power on TV ADC Calibration Protocol RS232 No Item CMD1 CMD2 Data0 Enter Adjust Adjust A A 0 0 When transfer the Mode In Mode Mode In Carry the command ADC adjust ADC Adjust A D 1 0 Automatically adjustment The use of a internal pattern Adjust Sequence aa 00 00 Enter Adjust Mode xb 00 40 Component1 Input 480i ad 00 10 Adjust 480i Comp1 xb 00 60 RGB Input 1024 768 ad 00 10 Adjust 1024 768 RGB aa 00 90 End Adjust mode Required equipment Adjustment remote control 5 Uploading completed the TV will restart automatically 6 If your TV is turned on check your updated version and Tool option explain the Tool option
46. V_ON INV ON INV ON INV ON i S SC ES cl lt gt 20 NG err_outjerr_out We NC NC 22 PWM DIM NC NC PWM DIM err out err out 24 5 NC PWM_DIMpwm_DIM R 23 NC NC NC NC ON U D A IC401 AOZ1073AIL 3 12K 2200pF R413 E c413 428 lug Vout 1 R1 R2 0 8 THE ZN SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE A SYMBOL MARK OF THE SCHEMETIC Copyright O 2011 LG Electronics Inc All rights reserved Only for training and service purposes CJ POWER ON OFF2 1 S7M core 1 26V volt THERMAL y SN1007054RTER 0 165 4A Vout 0 8 1 R1 R2 1 29V 8 Lo ELECTRONICS 110 R417 c419 p 1ouF 10v C421 C422 Close to LDO MODEL T se DATE PLK eo SHEET I ac LGE Internal Use Only micom MODEL OPTION 3 5V ST A hd s z a Ba 8 d E amp e d Le Be Ei lr e MODEL OPT 1 MODEL MODEL_
47. a TMDQU3 B TMDQU6 B MDQU6 2 ale A DDR3 DQU4 DDR2 pow B DbR3 DQU4 DDR2 ees TMDQUA B TMDQUO CT B MDQUO 5 ARIZ TMDQUS cra A DDR3_DQU5 DDR2_DQ12 B DDR3 DQUS DDR2 D012 E TMDQUS B TMDQUA B MDQU4 eh ZE RR TMDQU6 CD T7 A PDR3 DQUE DDR2 DQMO B DDR3 DQU6 DDR2 ee TMDQUE A TMPOUD gt _DDR3_DQU7 DDR2_DQ14 B DDR3 DQU7 DDR2 DQ14 CI 8 TMDQUT 22 TMDQUA d R1221 B TIMDQUl lt 7 AN C 1 8 MbQU1 27 22 R1210 A poulet A TMDQUi 22 10K pp R1234 izi B MCKE R1233 10K wes TAWO THE ZN SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION S anm SECRET Lg ELETRONICS DEL e 0101023 THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC LGElectronics LOCK HEET Copyright 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes S FLASH MAIN MACRONIX IC1401 MX25L8006EM21 12G d IC1401 1 W25080BVSSIG S FLASH MAIN WINBOND THE N SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION PIIRE AND ELECTRICAL SHOCK HAZARDS NEEN SERVICING TP TS SECRET MENI essa E H ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR SECRET e LG HLELTRONILS MODEL SEZR DATE 20101023 THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE S
48. e static electricity sufficient to damage an ES device General Soldering Guidelines 1 Use a grounded tip low wattage soldering iron and appropriate tip size and shape that will maintain tip temperature within the range or 500 F to 600 F 2 Use an appropriate gauge of RMA resin core solder composed of 60 parts tin 40 parts lead 3 Keep the soldering iron tip clean and well tinned 4 Thoroughly clean the surfaces to be soldered Use a mall wire bristle 0 5 inch or 1 25 cm brush with a metal handle Do not use freon propelled spray on cleaners 5 Use the following unsoldering technique a Allow the soldering iron tip to reach normal temperature 500 F to 600 F b Heat the component lead until the solder melts c Quickly draw the melted solder with an anti static suction type solder removal device or with solder braid CAUTION Work quickly to avoid overheating the circuit board printed foil 6 Use the following soldering technique a Allow the soldering iron tip to reach a normal temperature 500 F to 600 F b First hold the soldering iron tip and solder the strand against the component lead until the solder melts c Quickly move the soldering iron tip to the junction of the component lead and the printed circuit foil and hold it there only until the solder flows onto and around both the component lead and the foil CAUTION Work quickly to avoid overheating the circuit board printed foil d Closel
49. ital 3 03 Copyright 2011 LG Electronics Inc All rights reserved Only for training and service purposes s s Product ID Model Name HEX EDID Table DDC Function HD Model 0000 00 00 Analog Digital Serial No Controlled on production line Month Year Controlled on production line ex Monthly 02 gt 02 Year 2009 gt 13 Model Name Hex MODEL MODEL NAME HEX LG TV 0000 00 FC 00 4C 47 20 54 56 0A 20 20 20 20 20 20 20 Checksum Changeable by total EDID data EDID C S data HD HDMI RGB Check sum Block 0 B4 CD Hex Block 1 65 HDMI1 55 HDMI2 45 HDMI3 O Vendor Specific HDMI INPUT MODEL NAME HEX HDMI1 65030C001000 HDMI2 65030C002000 HDMI3 65030C003000 LGE Internal Use Only 4 5 V COM Adjust Only LGD M S Module Why need Vcom adjustment W The Vcom Common Voltage is a Reference Voltage of Voom EZ MA0 lt 0 B Circuit Block Liquid Crystal Driving gt Liquid Crystal need for Polarity Change with every frame Data Input Power Input Cic Cst 1 ee ong ERE Crystal N N42 N 4 N46 gt TT Hai N43 N45 Adjust sequence Press the PIP key of the Adjustment remote control This PIP key is hot key to enter the VCOM adjusting mode Or After enter Service Mode by pushing ADJ key then Enter V Com Adjust mode by pushing gt
50. knife Remove at least 1 4 inch of copper to ensure that a hazardous condition will not exist if the jumper wire opens 2 Trace along the copper pattern from both sides of the pattern break and locate the nearest component that is directly connected to the affected copper pattern 3 Connect insulated 20 gauge jumper wire from the lead of the nearest component on one side of the pattern break to the lead of the nearest component on the other side Carefully crimp and solder the connections CAUTION Be sure the insulated jumper wire is dressed so the it does not touch components or sharp edges LGE Internal Use Only SPECIFICATION NOTE Specifications and others are subject to change without notice for improvement 1 Application range 3 Test method This specification is applied to the LCD TV used LDOAY 1 Performance LGE TV test method followed chassis 2 Demanded other specification Safety CE IEC specification 2 Requirement for Test SEMC CEEC Each part is tested as below without special appointment 1 Temperature 25 C 5 C 77 F x 9 F CST 40 C B C 2 Relative Humidity 65 10 3 Power Voltage Standard input voltage AC 100 240 V 50 60 Hz Standard Voltage of each products is marked by models 4 Specification and performance of each parts are followed each drawing and specification by part number in accordance with BOM 5 The receiver must be operated for about 5 minutes prior to the adju
51. ng DDC2B power supply and heat run over 5 minutes protocol Using no signal or full white pattern or the others Check whether written EDID data is correct or not check the back light on For Service main Assembly EDID have to be downloaded to Insert Process in advance Copyright 2011 LG Electronics Inc All rights reserved 10 LGE Internal Use Only Only for training and service purposes 4 4 EDID DATA 1 FHD RGB EDID data 1 All Data HEXA Value EROR RR NOSE SE E EUN NA 2 Changeable Data 00 00 FF FF FF FF FF FF 00 1E 6D a b Serial No Controlled Data 10 c 01 03 68 10 09 78 OA EE 91 A3 54 4C 99 26 Month Controlled Data 00 20 oF 50 54 A1 08 oo 81 Co 61 40 45 40 81 40 O1 O1 Year Controlled 80 01 01 01 01 01 01 1B 21 50 AO 51 00 tE 30 48 88 zunn Check sum 40 35 00 A0 5A oo oo oo 1C O1 1D 00 72 51 Do 1E 20 50 6E 28 55 00 Ao 5A 00 00 00 1E 00 oo 00 FD 00 3A 60 3E 1F 46 10 00 OA 20 20 20 20 20 20 d Auto Download 70 d 00 e After enter Service Mode by pushing ADJ key 80 FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF Enter EDID D L mode 9
52. nload OKx Abnormally status for download NGx 2 Check the method of Cl Key value RS232 1 Into the main assembly mode RS232 aa 00 00 CMD1 CMD2 Data 0 A A 0 0 2 Check the method of Cl key by command RS232 ci 00 20 CMD1 CMD2 Data 0 C l 2 0 3 Result value 01 OK 1d1852d21c1ed5dcx Cl key Value LGE Internal Use Only sasodind eones pue Bururea 10 JUO pa nsasal sjuBu y 2u1 soiuouoe 3 9 LLOZO 1UBLI dO Fl i 74LVC16244 PI TS DATA 0 7 i Buffer i i 11501 i PKT_DATA 0 PEA S FE TS DATA 0 7 i i EXER i CI TS DATA 0 7 QU i PCM A 0 7 i a NTIN i AM IF NB MSTAR TU CVBS Serial Flash d 1C1401 For Boot LVDS 8bit or 10 bit LED Panel DDR3 2GB IC1201 B TMDQ 0 16 A TMDQ 0 16 DDR3 1GB 1C1202 F SCART TV DTV_VOUT PCM A 0 7 NAND Flash KS SC1 CVBS R G B FB IN Mstar S7 Ze HYNIX 2G 1C102 COMPONENT COMP Y Pb pR 12C EEPROM gt CATZ4WCOBW T ACC LGE101DC R HDCP IC103 INVHOVIG 2018 AluQ esp euu 397 p DSUB R G B HP L ROUT DSUB H VSYNC be Head IC1 01 Phone SC1 L R IN E AM AUDIO AV LIR IN m COM LS IN PE UN 2 a i ER USB DWDP USB USB Power eive H gt lt ower uPD78F1164A 10402 i 1C1102 HPD1 2 HDMI_CEC 5V HDMI 1 2 onv i Je io Sv TM
53. ny plug socket B voltage interlocks with which receivers covered by this service manual might be equipped 6 Do not apply AC power to this instrument and or any of its electrical assemblies unless all solid state device heat sinks are correctly installed 7 Always connect the test receiver ground lead to the receiver chassis ground before connecting the test receiver positive lead Always remove the test receiver ground lead last 8 Use with this receiver only the test fixtures specified in this service manual CAUTION Do not connect the test fixture ground strap to any heat sink in this receiver Electrostatically Sensitive ES Devices Some semiconductor solid state devices can be damaged easily by static electricity Such components commonly are called Electrostatically Sensitive ES Devices Examples of typical ES devices are integrated circuits and some field effect transistors and semiconductor chip components The following techniques should be used to help reduce the incidence of component damage caused by static by static electricity 1 Immediately before handling any semiconductor component or semiconductor equipped assembly drain off any electrostatic charge on your body by touching a known earth ground Alternatively obtain and wear a commercially available discharging wrist strap device which should be removed to prevent potential shock reasons prior to applying power to the unit under test Copyright 20
54. om accidents resulting in personal injury from electrical shocks It will also protect the receiver and it s components from being damaged by accidental shorts of the circuitry that may be inadvertently introduced during the service operation If any fuse or Fusible Resistor in this TV receiver is blown replace it with the specified When replacing a high wattage resistor Oxide Metal Film Resistor over 1 W keep the resistor 10 mm away from PCB Keep wires away from high voltage or high temperature parts Before returning the receiver to the customer always perform an AC leakage current check on the exposed metallic parts of the cabinet such as antennas terminals etc to be sure the set is safe to operate without damage of electrical shock Leakage Current Cold Check Antenna Cold Check With the instrument AC plug removed from AC source connect an electrical jumper across the two AC plug prongs Place the AC Switch in the on position connect one lead of ohm meter to the AC plug prongs tied together and touch other ohm meter lead in turn to each exposed metallic parts such as antenna terminals phone jacks etc If the exposed metallic part has a return path to the chassis the measured resistance should be between 1 MQ and 5 2 MO When the exposed metal has no return path to the chassis the reading must be infinite An other abnormality exists that must be corrected before the receiver is returned to the customer Cop
55. om the circuit board and crimp the U with long nose pliers to insure metal to metal contact then solder each connection Power Output Transistor Device Removal Replacement 1 Heat and remove all solder from around the transistor leads 2 Remove the heat sink mounting screw if so equipped 3 Carefully remove the transistor from the heat sink of the circuit board 4 Insert new transistor in the circuit board 5 Solder each transistor lead and clip off excess lead 6 Replace heat sink Diode Removal Replacement 1 Remove defective diode by clipping its leads as close as possible to diode body 2 Bend the two remaining leads perpendicular y to the circuit board 3 Observing diode polarity wrap each lead of the new diode around the corresponding lead on the circuit board 4 Securely crimp each connection and solder it 5 Inspect on the circuit board copper side the solder joints of the two original leads If they are not shiny reheat them and if necessary apply additional solder Fuse and Conventional Resistor Removal Replacement 1 Clip each fuse or resistor lead at top of the circuit board hollow stake 2 Securely crimp the leads of replacement component around notch at stake top 3 Solder the connections CAUTION Maintain original spacing between the replaced component and adjacent components and the circuit board to prevent excessive component temperatures Copyright 2011 LG Electronics Inc
56. omatic control 2 Sub B C Inside PATTERN is used when W B is controlled Connect to auto controller or push Adjustment remote control POWER ON Enter the mode of White Balance the pattern will come out After done all adjustments Press In start button and compare Tool option and Area option value with its BOM if it is correctly same then unplug the AC cable If it is not same then correct it same with BOM and unplug AC cable inai sa For correct it to the model s module from factory Jig model COLON a Push the IN STOP key after completing the function TYPE CA 210 inspection And Mechanical Power Switch must be set ON 4 2 DDC EDID Write RGB 128Byte PE Er Connect D sub Signal Cable to D sub Jack Write EDID Data to EEPROM 24C02 by using DDC2B Auto control interface and directions protocol buet Check whether written EDID data is correct or not 1 Adjust in the place where the influx of light like floodlight A around is blocked illumination is less than 10 lux na ci Mad a SES 2 Adhere closely the Color Analyzer CA210 to the module Dist e INAANO less than 10 cm distance keep it with the surface of the Module and Color Analyzer s prove vertically 80 100 4 3 DDC EDID Write HDMI 256Byte 3 Aging time Connect HDMI Signal Cable to HDMI Jack After aging start keep the power on no suspension of Write EDID Data to EEPROM 24C02 by usi
57. reate conflict between the following servicing precautions and any of the safety precautions on page 3 of this publication always follow the safety precautions Remember Safety First General Servicing Precautions 1 Always unplug the receiver AC power cord from the AC power Source before a Removing or reinstalling any component circuit board module or any other receiver assembly b Disconnecting or reconnecting any receiver electrical plug or other electrical connection c Connecting a test substitute in parallel with an electrolytic capacitor in the receiver CAUTION A wrong part substitution or incorrect polarity installation of electrolytic capacitors may result in an explosion hazard 2 Test high voltage only by measuring it with an appropriate high voltage meter or other voltage measuring device DVM FETVOM etc equipped with a suitable high voltage probe Do not test high voltage by drawing an arc 3 Do not spray chemicals on or near this receiver or any of its assemblies 4 Unless specified otherwise in this service manual clean electrical contacts only by applying the following mixture to the contacts with a pipe cleaner cotton tipped stick or comparable non abrasive applicator 10 96 by volume Acetone and 90 96 by volume isopropyl alcohol 90 99 strength CAUTION This is a flammable mixture Unless specified otherwise in this service manual lubrication of contacts in not required 5 Do not defeat a
58. start menu gt Factory name displayed ex 42LD450 ZA 5 Check the Diagnostics DTV country only gt Buyer model displayed ex 42LD450 Copyright 2011 LG Electronics Inc All rights reserved Only for training and service purposes 13 6 Cl Key Download method 1 Download Procedure 1 Press Power on key of a service remote control Baud rate 115200 bps 2 Connect RS232 C Signal Cable 3 Write Cl Key through RS 232 C 4 Check whether the key was downloaded or not at In Start menu Refer to below Adjust Check 2 ADC Data Press OK to Save 3 Power Off Status System Model Number D L Test Option External ADC Country Group Code Country Group Country Tool Option Tool Option2 Tool Option3 Tool Option Tool Option5 Spread Spectrum 9 Sync Level 10 Wireless Ready i 11 Stable Count 5 co UD 12 ODC Test 480i Component ban Component RGB OK 0x1C HDMI OK 0xD6 0xF9 MEM 0K SEH gt Check the Download to Cl Key value in LGset 1 Check the method of Cl Key value a Check the method on Instart menu b Check the method of RS232C Command 1 Into the main assembly mode RS232 aa 00 00 CMD1 CMD2 Data 0 A A 0 0 2 Check the key download for transmitted command RS232 ci 00 10 CMD1 CMD2 Data 0 C l 1 0 3 Result value Normally status for dow
59. stment 4 Component Video Input Y PB PR No Specification Remark Resolution H freq kHz V freq Hz 1 720x480 15 73 60 00 SDTV DVD 480i 2 720x480 15 63 59 94 SDTV DVD 480i 3 720x480 31 47 59 94 480p 4 720x480 31 50 60 00 480p 5 720x576 15 625 50 00 SDTV DVD 625 Line 6 720x576 31 25 50 00 HDTV 576p 7 1280x720 45 00 50 00 HDTV 720p 8 1280x720 44 96 59 94 HDTV 720p 9 1280x720 45 00 60 00 HDTV 720p 10 1920x1080 31 25 50 00 HDTV 1080i 11 1920x1080 33 75 60 00 HDTV 1080i 12 1920x1080 33 72 59 94 HDTV 1080i 13 1920x1080 56 250 50 HDTV 1080p 14 1920x1080 67 5 60 HDTV 1080p Copyright 2011 LG Electronics Inc All rights reserved 6 LGE Internal Use Only Only for training and service purposes 5 RGB Input PC No Specification Proposed Remark Resolution H freq kHz V freq Hz Pixel Clock MHz Ay 720 400 31 468 70 08 28 321 For only DOS mode 2 640 480 31 469 59 94 25 17 VESA Input 848 480 60 Hz 852 480 60 Hz gt 640 480 60 Hz Display 3 800 600 37 879 60 31 40 00 VESA 4 1024 768 48 363 60 00 65 00 VESA XGA 5 1280 768 47 78 59 87 79 5 WXGA 6 1360 768 47 72 59 8 84 75 WXGA HD Model Ka 1366 768 47 56 59 6 84 75 WXGA WXGA Model1 8 1280 1024 63 981 60 02 108 8
60. y inspect the solder area and remove any excess or splashed solder with a small wire bristle brush LGE Internal Use Only IC Remove Replacement Some chassis circuit boards have slotted holes oblong through which the IC leads are inserted and then bent flat against the circuit foil When holes are the slotted type the following technique should be used to remove and replace the IC When working with boards using the familiar round hole use the standard technique as outlined in paragraphs 5 and 6 above Removal 1 Desolder and straighten each IC lead in one operation by gently prying up on the lead with the soldering iron tip as the solder melts 2 Draw away the melted solder with an anti static suction type solder removal device or with solder braid before removing the IC Replacement 1 Carefully insert the replacement IC in the circuit board 2 Carefully bend each IC lead against the circuit foil pad and solder it 3 Clean the soldered areas with a small wire bristle brush It is not necessary to reapply acrylic coating to the areas Small Signal Discrete Transistor Removal Replacement 1 Remove the defective transistor by clipping its leads as close as possible to the component body 2 Bend into a U shape the end of each of three leads remaining on the circuit board 3 Bend into a U shape the replacement transistor leads 4 Connect the replacement transistor leads to the corresponding leads extending fr
61. yright 2011 LG Electronics Inc All rights reserved Only for training and service purposes Leakage Current Hot Check See below Figure Plug the AC cord directly into the AC outlet Do not use a line Isolation Transformer during this check Connect 1 5 K 10 watt resistor in parallel with a 0 15 uF capacitor between a known good earth ground Water Pipe Conduit etc and the exposed metallic parts Measure the AC voltage across the resistor using AC voltmeter with 1000 ohms volt or more sensitivity Reverse plug the AC cord into the AC outlet and repeat AC voltage measurements for each exposed metallic part Any voltage measured must not exceed 0 75 volt RMS which is corresponds to 0 5 mA In case any measurement is out of the limits specified there is possibility of shock hazard and the set must be checked and repaired before it is returned to the customer Leakage Current Hot Check circuit AC Volt meter Good Earth Ground such as WATER PIPE CONDUIT etc L When 25A is impressed between Earth and 2nd Ground for 1 second Resistance must be less than 0 1 Q Base on Adjustment standard To Instrument s 0 15 uF exposed METALLIC PARTS k NW 1 5 Kohm 10W LGE Internal Use Only SERVICING PRECAUTIONS CAUTION Before servicing receivers covered by this service manual and its supplements and addenda read and follow the SAFETY PRECAUTIONS on page 3 of this publication NOTE If unforeseen circumstances c

LED LCD TV SERVICE MANUAL - Turuta Electronics World

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