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LG Electronics 55LA625C-ZA Flat Panel Television User Manual

Contents

1. VCC Te R7759 R7760 lt POWER BLOCK 1 16W 1 16W gt VCOM P OPT gt VCOM 1 16W 97700 MMBT3904 NXP gt VCOM LOOP R7728 100K m VCC18 1 FB 1 16W 5 D7703 gt vGL FB 1N4148W 17700 2 m P 100V VGL 97705 7708 LOM2HPN2R2MGOL 7745 C7747 R7745 A Zoar Ziou dou 352542 II 10v 10v x x x x luF25V luF25V 1 16W D7705 iE 1N4148W uu MR 7756 C7733 R7710 0 00 0 1 1 16 el UF 10uF VCOM_DYN 50V 25V 16v 1 16W 1 16W FROM SOC R7725 0 PMIC RESET x gt CTRLN 7 LATUS
2. e RF SWITCH TU RESET 1 e TU RESET1 TU A SCL T e e lt ri2C SCL6 TU 3 2ZCc SQI TU TU6503 SD A T e e 2 5 6 TU 4 2C SDA6 TU TDSM C601D B 3 3V_T1 e e 3 3 TU 5 gt 3 3V_TU NC 1 e e gt TUNER SIF TU 6 gt TUNER SIF TU 1 8V e TU_M_CN e lt TU 41 8 TU 7 C gt TU 1 8 TU NC 2 CVBS 8 e e gt TU CVBS TU 8 NC 3 NO 1 9 e e IF TU 9 NC 4 NC 210 e e gt IF P 10 a NC 5 NC 311 e o gt IF_N 11 3 3 T2 B3 3 3V 12 3 3 TU E 2 m 4 1 8 T2 B4 1 23 1 3 Power D Demod TU 13 Z DEMOIDAR lt CN RESET TU 14 D H SHIELD GND15 4 16 1 NC_ gt FE_DEMOD1_TS_ERRO
3. X100 zx X TAL 1 EIE 2 T5398 XTAL IN lt 1 4 f x Close to eMMC Flash ies ea ae AUR 5 2 3 MT _XTAL_OUT IC100 1 IC100 2 8 1 00 50V DVB_1pF C115 M24256 BRMN6TP R1EX24256BSAS0A Fun 1 0 p 50V 3 3V NORMAL N V RAM vec ac mS 115 1 EMMC_CLK or PF DVB_1pF 2 7pF gt p 50V R168 Q EE ATSC_2 7pF 10K m R101 R102 IC100 3 3 NORMAL B 4 7K 4 7K AT24C256C SSHL T A NVRAM_ST NVRAM_RENESAS R100 A0 VCC Write Protection 4 7K OPT Al Low Normal Operation High Write Protection a2 sc As Ys VDD3V3 10105 gt 12C_SCL5 LGE2122 A2_ M13 3 3V_NORMAL GND SDA R134 33 I2C_SDA5 Sem AK10 AH15 5o ue L DIMO Mosr lt RE
4. Close to JACK Close to Main Chip 4 Use C345 u 10uF 1608 sizs For EMI j b 1 0Vpp 1608 sizs For EMI Bey R344 r 0 R374 COMP1 AV1 DVI_L_IN COMP1 AV1 DVI_L_IN_SOC COMP1_Y AV1_CVBS 1 1 CVBS SOC 8308 30K 328 a S o C388 C394 470K 6230 C342 ma 27 27pF R355 560pF 100pF ao 75 10pF ORT 50V 50V N 50V 50V S a OPT 1 R381 R302 10 0 180 X o COMP1 COM SOC ARC Il gt HDMI yum 1 16W o 27 2 9 R332 R309 C346 a 1608 sizs For EMI K 10uF 1608 sizs For EMI 0 R373 soc s COMP1 Pb e e e e gt COMP1 Pb soc LGN R345 COMP1 AV1 DVI_R_IN gt COMP1 AV1 DVI R IN SOC c386 c391 pi E e or R354 379 F 10pF R329 339 551 50 50 S0 Eine m
5. 12V A OPT R3384 E 1K So mH m SIDE G N D N C 9 e a BODY SHIELD Cs 7 p a T 5VBUS oo gt lt A OQ o m oo GND L3303 12V 2 BLM18PG121SN1D R3370 D AY ui M piod 5 G PMBFJ177 S a 5v S GND DDC_DATA MD R3308 100 DDC_SDA_MHL DDC_CLK o o o R3309 100 2 gt ppc_ScL_4_JACK R3342 0 o NC on gt SOC_RX o _ 99 P n CEC_REMOTE gt lt CK M gt CK _HDMI4_JACK a 9 CK_GND 2 N x gt CK _HDMI4_JACK 0 gt DO _HDMI4_JAC 4 08 3 5 ST D0_GND m DO D0 _HDMI4_Jac E D1 aie gt D1 _HDM1I4_JACK OF D1_GND R3375 10K 21 D1 _HDMI4_JACK 2 gt 2 4 R3373 D2_GND 1K 2 6 1 16W 03301 H 9 gt 2 4 eode 5 C3322 MMBT3904 NXP E mM 0 luF 16V OPT x mo Leni 51U019S 312HFN E R B LG ON 2 3301 HDHMI 9 5V_HDMI_3_JACK A VA3304 OPT
6. e FE DEMOD1 TS ERROR 3 _ TU_Q W_KR BR TW CO JP L6508 TU_S N Q W close to TUNER BLM18PG121SN1D 7 lt TU RESET1 TU CN TW BR C6520 um eu ex wy 80508 51 0 1uF 1 ANN m di R6500 1K 5 PR TU_N M_TW BR TU_N M_TW BR mum n cui amis lt RF SWITCH CTL RF SWITCH CTL 504 0 1uF 210K 1 RF_SWITCH_CTL_TU lt T s C6502 R6501 1K mA MAX 0 1uF TU_M W_BR TW CO CN S 100 2 am aP TU_M W_BR TW CO CN A R6534 0 3 3V TU N Q W KR TW BR CO 3 _ 3 I2C_SCL6_TU C I2C SCL6 _ 1608 11 1 6508 33 m because of derating Iagpr EN OPT T 16503 TU N Q W KR TW BR CO 4 I2C SDA6 TUX 3 ie I2C SDA6 m TU A aoi 6 1 TU A gLOBAL 6 7 BLM18PG121SN1D C6506 33 T 470 R6518 1 lt aoe RUE XT close to TUNER 82 R6520 R6521 e TER E abe TUNER 200 200 lt ee __ 65 3 5 6514 6522 22uF 56530 100pF 11 e gt TU CVBS rey iov 4 ievem 50V luF 16V B OPT E 85C
7. SC FB gt sc FB SOC R609 R608 22 75 EU 1 EU R623 100 C615440 01uF SC e e SC R SOC 605 d EU R 75 10 1 EU R622 100 C614 40 01uF SC_G cos gt sc_G_soc 10pF Ey EU R606 SU 75 1 EU 0 R620 100 C612540 01uF e gt SC COM SOC R637 EU 1 16W EU EU R621 100 C6134 40 01uF SC tT E gt SC B SOC R607 C606 BU EU P DAG T d 10pF R617 00 616 0 047 3 3V_NORMAL SC_CVBS_IN_IF gt SC CVBS SOC EU EU HIS e Qi R630 R618 15K EU SCART_Rout_SOC 5 gt SCART Rout m 3 3V_NORMAL 619 R63 330pF EU 100K lt 20 R628 x R619 ES EU op 68K 15K EU Close to JACK Close to Main Chip SCART Lout SOC c 1 gt SCART Lout EU 0618 R629 Close to SOC 100 C608 gy 10uF 1608 size For EMI 16V R625 ae SC_L_IN gt SC L IN SOC EU d TOW R635 C610 5 SCART AMP R FB R601 C602 100pF EU 10K 470K 330pF 50V EU 50V EU OPT C609 ewe 10uF 1608 size For EMI R624 SCART_AMP_L_FB E R626 0 10K SC_R_IN SC_R_IN_SOC EU EU 30K 1 16W R602 EU C611 5 470K cog 100pF EU OPT 330pF 50 50V EU ORT E READY FOR FILTER EMI EU R600 gt pc oo0 DTV MNT V OUT SOC TU CVBS C617 100pF EU ji C600 220pF OPT 14
8. o 26546 C6548 10uF TU 10V 10V L650 1 23 D Demod BLM18PG121SN1D A TU W 30 1 23V_D_Demod_tTu lt AAT C6515 5 ur 31 S2 RESET TUC TU O W L _ lt 32 3 3v_TU C 10 S2 RESET 3 3 TU 33 LNB TX 7 4934 9 WV 34 I2C_SCL4_TU lt xd sa ss oe 0 1uF N LNB TX opr 35 I2C_SDA4_TU lt TU O W KR BR CO TWR6503 22 T 6542 Y I2C_SCL4 C6531 10uF 0 1uF TU Q W 0 1uF 36 LNB oUTX C6504 u H 10V a1 8pF I 50V KR BR CO TW R6504 22 2C_SDA4 A J M 5 18pF Close to the tuner LNB_OUT T TH 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 Electronics Eri Tj MODEL DATE rj ELECTRONICS DIKI Copyright O 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes LNB_TX lt DEMOD3_TS_ERROR LNB_OUT gt 5 22905 TU6600 TU6601 TU6602 TDSS G501D B TDSQ G501D B TDSW J50I1F B TU Q 72 82 96601 1 TDSQ G601D B 5V OR 3 3V SPLITTER
9. c LOCK HEET LGE Internal Use Only 0 71 _ 0 7 DATA O 904 0 CI 1 G DETEC CI_A_DATA 2 2 CI_A_DATA 3 CI_DATA 3 CI_A_DATA 4 905 DATA 4 3 3V NORMAL CI A 5 _ 5 Ts NPU DATA 6 CI DATA 6 9 3 CI A DATA 7 CI DATA 7 Close to MT5369 R910 R914 5 ON MT5398_TS_O
10. IC8100 4 THG BM5G7A2J BA A3 c8 A3 c8 4 c9 4 c9 4 c9 4 c9 A e F A5 C10 A5 C10 A5 C10 a 2 C11 B2 C11 B2 err I B B3 C12 B3 C12 B3 C12 s B DATA LINE 47 PULL UP 3 3V_EMMC B4 61 32 SIF B4 Pes P TET OPEM B5 C14 B5 C14 B5 C14 ae eee roD on B6 D1 B6 D1 B6 D1 po Sp oo o e e D2 D D3 D3 D3 nara E X Xx M6 D4 O 6 D4 M6 D4 M6 D4 dw o OR lt DATA LINE 5 D12 95529 See LOK PULL UP 55 55 5 D Hs na 3 o o Pa PN lt 13 m m m m M om m m EE SS e S Dia c e ed peu sod IC8100 D14 D14 D14 AA eels a6 EMMC SERIAL 22 H26M31002GPR A6 E A6 E A6 E em E EMMC_DATA 0 7 AR8100 AT E2 7 2 7 2 R 22 c5 E3 c5 E3 c5 E3 N 1 16W 5 12 c8 5 5 12 5 R EMMC_DAT E13 A4 c9 E8 E E8 E E8 E S E E A5 C10 E9 E14 9 14 9 14 8 MEER 5 2 cra E10 F E10 F E10 5 EMMC_DATA 4 B3 12 F10 F2 F10 F2 F10 F2 G EMMC DATA 5 B4 G3 F3 G3 F3 G3 F3 1215 I G F EMMC_DATA 6 EMMC SERIAL_22 B5 C14 G10 F G10 F12 G10 F us E _ 7 22 B6 D1 5 H5 F H5 F H5 F E 2 1
11. TS OUT SYNC TUNER SIF for T2 C S MT5398 TS IN 0 7 TS DATA O0 7 TU CVBS for GPIO34 41 470 TS_OUT 0 7 T2 C S F AGC MT5398 TS OUT 0 7 CI MDI 0 7 GPIO18 25 0 470 TS IN 0 7 Copyright O 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 5 Video Audio In Block Diagram Jack Side JK501 COMP1_Y AV1_CVBS COMP1_Pb COMP1_Pr COMP1 AV1 DVI_L_IN COMP1 AV1 DVI_R_IN SC_CVBS_IN SC_ID FB SC_R G B SC_L R_IN JK4600 Tuner TU_CVBS TUNER SIF IF P N Hu i _ d _ Parallel TS ERROR VAL SYNC CLK Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes SoC Side COMP1_Y AV1_CVBS_SOC oe CVBS2P COMP1 Pb SOC COMPI Pb SOC PROP COMP 1 AV1 DVI L IN SOC AIN4 L AADC COMP 1 AV1 DVI IN SOC AIN4_R_AADC LGE 2122 SC 5 SOC 5 rs soc ADIN0_SRV SOY1 soc PR1P PB1P Y1P SC_L R_IN_SOC AIN1_L R_AADC TU_CVBS CVBS1P TUNER_SIF IF_P N MPXP ADCINP_DEMOD ADCINN_DEMOD Parallel TS ERROR VAL SYNC CLK LGE Internal Use Only 6 Audio Diagram SCART_ s IC6000 COMP1 AV1 DVI L IN SOC WA s SCART L Rout AZASS0MTR DTV MNT L R OUT COMP1 AV1 DVI IN SOC AIN4 L AADC OP AMP AI
12. 2 A14 lt ARCLKO ARDOS2 ARDQS2 ARODT C ARDQ16 E13 ARRAS lt ARDO17 ARCAS C GE ARDO18 ARCS lt PTS ARDQ19 ARDQ20 ARDQ21 G16 F ARREST C ARRESET ARD022 yis ARD023 1 lt G18 1 ARDOM3 ARBA2 C ARBA2 ARD0S3 F15 ARDQS3 lt ARDQ24 ARA 14 Sie ARDO25 ARATIS ARDO26 ARATIZ ARDO27 RVREF C Fie ARA 0 14 1 5V_DDR RVREF_C 2 0 1uF 22 lt E BRCLK0 lt 0 105 16 BRCKE C E3 BRODT lt BRRAS lt E 3 BRCAS lt 5 BRCS lt 24 BRBA0 lt M BRBA1 lt EP BRBA2 C BRA 0 15 K4 zu lt 15 J3 BRA 14 P4 BRATI3 es BRA 12 P6 BRATIIJ PS BRATIO L5 BRA S BRAT8 P3 BRA T BRAT6 Po BRA 5 K6 BRA 4 M5 BRA 3 K5 BRA 2 G6 BRATI NS BRA O ES 1 5 DDR 19 c19 D19 E19 G19 o ch RAIS BRATS E16 11 ARDQ28 ARDQ29 ARDQ30 ARDQ31 AVDD33_MEMPLL AVSS33_MEMPLL TOLOS LGE2122 A2_M13 D20 20 F20 G20 R7 T5 T6 T7 T8 RVREF_C BRCLKO BRCLKO BRDOMO BRDOSO BRDOSO BRDQO 01 BRDQ2 BRDQ3 BRDQ4 BRDQS BRDQ6 BRDQ7 BRDOQM1 BRDQS1 051 BRDQ8 09 BRDQ10 BRDQ11 BRDQ12 BRDQ13 BRDQ14 BRDQ15 DDRV_12 DDRV_13 DDRV
13. e North Latin America http aic lgservice com Europe Africa http eic lgservice com Asia Oceania http biz lgservice com Life s Good LED CHASSIS LD33B MODEL 55LA69 ssLA69 Z CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL P NO MFL67727102 1301 REV00 Printed in Korea CONTENTS Med ua ass 2 BARELY PRECAUTIONS aaa 3 SERVICING PRECAUTIONS 4 SPECIFICATION u a asa asas 6 ADJUSTMENT INSTRUCTION ces uuu ll u L as 14 BLOCK DIAGRAM iu u u u u uuu s 21 EXPLODED VIEW 22 SCHEMATIC CIRCUIT DIAGRAM Copyright O 2013 LG Electronics Inc All rights reserved 2 LGE Internal Use Only Only for training and service purposes SAFETY PRECAUTIONS IMPORTANT SAFETY NOTICE Many electrical and mechanical parts in this chassis have special safety related characteristics These parts are identified by 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 Shock Fire or other Hazards Do not modify the original design without permi
14. 4 4 7M MHL DET x N e ogs E MICOM RESET SW GND z 2 SW3000 VL e 1P 1127WEM N Ready For Commercial 02 z 0 1uF 9 3 5V_ST lt 16 mj 2 2 Hy ss O S O O E 4 x lt Bo o N O Pm E dia ST BY DET o ST BY DET CAM N H H O O arem x Ox H X x MICOMRESET_330HM 3 5V_ST Fd H oO 4 T oOo st E NI MI OW O ALN 92 E sr SP gt gt n n a n nim n R3021 10K P60 SCLAO P140 PCLBUZO INTP6 P61 SDAAO P00 TI00 TXD1 P62 PO1 TO00 RXD1 P63 P130 P31 TI03 TO03 INTP4 P75 KR5 INTP9 SCK01 SCL01 P74 KR4 INTP8 SI01 SDA01 lt P73 KR3 SO01 P72 KR2 S0O21 P71 KR1 SI21 SDA21 1 2 3 4 5 6 7 8 EYE SDA P70 KR0 SCK21 SCL21 EYE SCL gt P30 INTP3 RTC1HZ SCK11 SCL11 CAM_PWR_ON_CMD CAM_PWR_ON_CMD N Mo gt Am n m xd 3g5VcST si 5 m MICOM MODEL OPTION 0 NON LOGO LOGO For LOGO LIGHT M 4 r 4 ODEL OPT 1 TACT KEY TOUCH KEY Ready for sample set 2 amp A N HAAN ADH aN Z o z x x H x
15. 00 oo oo 9 O1 iD oo 80 51 po 1A 20 6E 88 55 oo ao oo oo oo 1A 02 80 18 71 38 2 2C oo oo 1E 66 21 BO Reference HDMI1 HDMIA RGB n the data of EDID bellows may be different by S W or Input mode Product ID EDID Table DDC Function 000 0100 000 0100 b Serial No Controlled on production line Month Year Controlled on production line ex Monthly 01 01 Year 2012 16 4 Model Name Hex LGTV Chassis MODEL NAME HEX LD33B 00 00 00 FC 00 4C 47 20 54 56 0A 20 20 20 20 20 20 20 Checksum LG TV Changeable by total EDID data 43 15 X X HDMI1 3 15 HDMI2 43 05 x Vendor Specific HDMI INPUT MODEL NAME HEX HDMI1 67 03 OC 00 10 00 80 2D HDMI2 67 03 OC 00 20 00 80 2D HDMI3 67 03 0C 00 30 00 80 2D 4 2 White Balance Adjustment 4 2 1 Overview W B adj Objective amp How it works 1 Objective To reduce each Panel s W B deviation 2 How it works When R G B gain in the OSD is at 192 it means the panel is at its Full Dynamic Range In order to prevent saturation of Full Dynamic range and data one of R G B is fixed at 192 and the other two is lowered to find the desired value 3 Adjustment condition normal temperature 1 Surrounding Temperature 25 C 5 2 Surrounding Humidity 20 96 80 96 4 2 2 Equipment 1 Colo
16. Broken Solder defect CNT Broken Abnormal Power Section Solder defect Short Crack Abnormal Power Section Solder defect Short Crack Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 43 88 Appendix Exchange Cable 2 Abnormal Power Section Abnormal Power Section Solder defect Short Crack Solder defect Short Crack 59 EAN lt k sa Abnormal Display GRADATION Noise GRADATION Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 44 88 Appendix Exchange LPB LED driver 5 No Light Dim Light Dim Light Dim Light Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes 45 88 LGE Internal Use Only Appendix Exchange the Module 1 Panel Mura Light leakage Panel Mura Light leakage Press damage p Crosstalk Press damage Crosstalk In this case please exchange the module Press damage Copyright O 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 46 88 Appendix Exchange the Module 2 P Vertical Block Vertical Line Vertical Block Source TAB IC Defect Source TAB IC Defect Source TAB IC Defect Horizontal Block Horizontal Block Horizontal line Gate TAB IC Defect Gate TAB IC Defect Gate TAB I
17. Method1 f unpaired just press OK button RF Pairing If paired press OK button after unpairing Method 2 Repairing Press BACK button for 5 sec Press BACK button and SMART button RF Unpairing at the same time for 5 sec Copyright O 2013 LG Electronics Inc All rights reserved Only for training and service purposes 8 88 When do pairing the remote should make pairing request IR signal 0x75 to TV When TV receive the IR signal it should send pairing request packet to the RF receiver After pairing success the remote should blink LED for some time and TV send pairing success packet back to TV When remote try to unpairing it doesn t care about state of receiver stand alone When remote try to unpairing it doesn t care about state of receiver stand alone After unpairing all pairing information should be erased After unpairing LED should be blinked for 3sec The remote just becomes to IR mode LGE Internal Use Only Introductions of 13Y WIFI built ass y 1 Wi Fi built in Ass y feature 2 Wi Fi built in Ass y specification Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes 9 88 LGE Internal Use Only WIFI Built ass y feature Block diagram me 910 Innotek X BRAND LG Electronics PRODUCT NAME WI FI MODULE MODEL NAME TWFM B006D FCC 10 BEJTWFMB006D INDOOR USE ONLY MADE I
18. Z 2 per SIS LOB ET a B Quer Cj vq OPCTRL6 HP DET 28 19 gt x d OPCTRLS 1 CVBS DET o z gt 28 16 z USB CTL3 MODEL 0 OPCTRL4 gt AMP_RESET_SOC e e e e e e lt e e 22 17 M RFModule RESET lt 34 OPCTRL3 182 gt DDR_1 25G DDR_1 5G DDR_0 768G AK AJ EN lt 25 OPCTRL2 5 gt RF SWITCH RESET SOC gt RESET AG AF TU RESET1 C OPCTRL1 OPCTRL 1 SCL 33 MODEL ORT S High Low High AM18 AJ19 R185 g MODEL_OPT_4 S2_RESET lt OPCTRLO OPCTRL_0_SDA MODEL 9 9 EI Low Low High SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF 15 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC SECRET LGElectronics LG ELECTRONICS LOCK FZ LGE Internal Use Only
19. gt lt key 5 Tool Option selection Method Press ADJ key on the Adjustment remote control then select Tool option 6 Ship out mode check In stop After final inspection press IN STOP key of the Adjustment remote control and check that the unit goes to Stand by mode Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes 19 7 GND and Internal Pressure check 7 1 Method 1 GND amp Internal Pressure auto check preparation Check that Power cord is fully inserted to the SET If loose re insert 2 Perform GND amp Internal Pressure auto check Unit fully inserted Power cord Antenna cable and A V arrive to the auto check process Connect D terminal to AV JACK TESTER Auto CONTROLLER GWS103 4 ON Perform GND TEST If NG Buzzer will sound to inform the operator If OK changeover to check automatically Remove CORD A V form AV JACK BOX Perform test If NG Buzzer will sound to inform the operator If OK Good lamp will lit up and the stopper will allow the pallet to move on to next process 7 2 Checkpoint TEST voltage GND 1 5 KV min at 100 mA SIGNAL 3 KV min at 100 mA TEST time 1 second TEST POINT GND TEST POWER CORD GND amp SIGNAL CABLE METAL GND Internal Pressure TEST POWER CORD GND amp LIVE amp NEUTRAL LEAKAGE CURRENT At 0 5 mArms 8 Audio Measurement condition 1 RF in
20. 38 88 LGE Internal Use Only Standard Repair Process Detail Technical Manual Error i Video error Video error video lag stop im 2012 12 06 symptom Content LCD TV Version checking method bad 1 Checking method for remote controller for adjustment Adjust Check ADC Data Mower UIT statu System 1 System 2 Version H 1 0 0 System 3 MTK 5398 Model Number D L v Test Option PINE 5 Spread Spectrum 2 44 44 27 4 71 11 F6 54 FD I 10 Sync Level 172 16 0 103 11 Stable Count 13LMTK000002430 12 SDP Server Selection 13 RF Remocon Test 14 55 OK 02 33 Null ES o db d d 2 de de gt d Press the IN START with the remote controller for adjustment Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 39 88 Standard Repair Process Detail Technical Manual Error LCD TV lt ALL MODELS gt Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes symptom Content LNB ANTENNA Satellite CABLE IN E 15012701 40 88 bar residual b Z Q 4 4 gt Established date Hevisec LCD TV connection diagram 1 Gate 8 LGE Internal Use Only Standard Repair Pr
21. 60 C under 85 and must be non condensmg egulation and certification compliance available eFC e Wiki Wi a CERTIFIED e W PS Wi Fi PROTECTED SETUP LGE Internal Use Only Widevine amp HDCP 2 0 amp NETFLX 1 Widevine 2 HDCP 2 0 amp NETFLIX 3 DTCP 4 Changed BOM 2012 12 08 LCD TV LCD TV R amp D Lab HW1 team Copyright O 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 12 88 1 Widevine Widevine Widevine is the Solution Library offering Adaptive Streaming and DRM In BBTV when special CP do service this module is required key Currently CP which is requested to widevine is typically Australian Bigpond Live and North American CinemaNow Furthermore because the future will be the spread of CP widevine key download for the global model should be applied to production Because operation unique key should be downloaded for Widevine Widevine key dowmload by NSU is impossible Widevine Key Widevine Key is unique data stored TV for using Widevine Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 2 2 0 amp NETFLIX V HDCP HDCP Protect high value digital motion pictures television programs and audio against unauthorized interception and copying between a di
22. HDMI1 APP Histor Ver HDMI2 PQL DB _ELF 15 XXXXXX HDMI3 Step 4 If the system finds any AP like blow PIC it is working well 4 5 3D function test Pattern Generator MSHG 600 MSPG 6100 Support HDMI1 4 HDMI mode NO 872 pattern No 83 1 Please input 3D test pattern like below O Copyright 2013 LG Electronics Inc All rights reserved 18 LGE Internal Use Only Only for training and service purposes 4 7 LNB voltage and 22KHz tone check only for DVB S S2 model Test method 1 Set TV in Adj mode using POWER ON 2 Connect cable between satellite ANT and test JIG 3 Press Yellow key ETC SWAP Adj Remote control to make LNB on 4 Check LED light ON at 18 V menu 5 Check LED light ON at 22 KHz tone menu 6 Press Blue key ETC PIP INPUT in Adj Remote control to make LNB off 7 Check LED light OFF at 18 V menu 8 Check LED light OFF at 22 KHz tone menu Test result 1 After press LNB On key 18 V LED and 22 KHz tone LED should be ON 2 After press LNB OFF key 18 V LED and 22 KHz tone LED should be OFF 4 8 Option selection per country 4 8 1 Overview Option selection is only done for models in Non EU 4 8 2 Method 1 Press ADJ key on the Adj R C then select Country Group Meun 2 Depending on destination select Country Group Code 04 or Country Group EU then on the lower Country option select US CA MX Selection is done using
23. Saving Press to save Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 55 88
24. 4601 C4604 IY otur gt sc 5 IN 4609 5 5 80 AV DET 1 16W 0 GND 7 46 GND VA461 R8904 5 5V SYNC IN L SYNC OUT SYNC GND2 SYNC GND1 RGB IO s sc R OUT VA4602 s 5 6V RGB I gu R_GND gt SC R D2B OUT VA4603 G OUT 5 5V 2 IN GND zi xw Cs VA460 B OUT m 1 AUDIO_L_IN x B GND AUDIO_GND gt SC B AUDIO L OUT 9 lVA4605 AUDIO R IN AUDIO R OUT C sc Ip SER VA4600 20 EU gt SC L IN 4611 5 6V gt sc_R_IN 4606 5 6V T BLM18PG121SN1D L4600 lt DTV MNT_L_OUT VA4607 EU EU EU 5 6V C4600 C 4602 1000pF 4700pF 50V BLM18PG121SN1D 14601 t yv ni zU lt T DTV MNT_R_OUT 4608 EU EU C4603 5 6V T 4601 4700 al 1000pF 50V LG ELECTRONICS DTV MNT_V_OUT MODEL scasr o DATE BLOCK SHEET LGE Internal Use Only Ethernet Block 1 16v 50V NON LN56 JK5000 RJ45VT 01SN002 EPHY_TDP EPHY TDN EPHY_RDP EPHY RDN D5000 D5001 D5002 D5003 8 5 5V T 5 5 T 5 5 T 5 5V Dg LAN ESD LAN ESt LAN E LAN ESD IHE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPE
25. CVBS RGB UART IR SPDIF OUT ETHERNET USB WIFI Sub Micom RENESAS R5F1000G X TAL 32 768KHz LGE Internal Use Only 2 LGE 2122 I2C Block Diagram 3 5 ST 3000 Renesas MICOM 7700 8101 7513 7600 Local dimming IC101 HDCP EEPROM Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes 3 3V_Normal 2 7 330 3 3V Normal 3 3V Normal 1 2 105 2122 3 3 Normal 2 SDA3 2 2 7 I2C_SDA4 330 I2C_SCL4 3 3V_Normal I2C_SDA2 2 5 2 2 7 2 SDA5 330 I2C_SCL5 3 3V_Normal I2C_SDA 1 I2C_SCL1 2 7KO I2C_SDA6 2 SCL6 330 3304 MHL LNB TUNER S 100 TUNER D LGE Internal Use Only 3 Power Diagram DDRV 1 5 DDR DDR VDD 3A DDR VDDQ MICOM VDD IR A ssy TUNER 1 23V EEPROM RGB EEPROM 45V ON 5V Normal 3 3V DAC VC PANEL POWER LNB option GA MTK AVDD 3 3V 4A 1 8V_TU SPDIF 220 5V USB 1CH DCDC 4A 2 2 1 2 MTK DVDD3V3 INTP_7400 PVDD2 740 2 USB1 DVR 1 5 Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 4 Block Diagra
26. LGElectronics 41Pin LV LVDS_41PIN P7101 DS OU FI REA41S HF J R1500 N J Connector 2 3 R7104 33 RCON AUO_2D 3D_CTRL RCOP RC1N RC2N 2 LKN LKP RDOP RD1N RD1P RD2N RD2P RDC LKN RDC LKP RD3 RD3P RD4 RD4P TXCCL TXC3 TXC3P TXC4 TXCON TXCOP TXC2N 2 TXDON TXDOP TXDIN TXD1P TXD2N TXD2P TXD4P I I I i I I I I I I I I I I I I I I I I I 3 LG ELECTRONICS MODEL eee DATE BLOCK SHEET 7 LGE Internal Use Only SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF 15 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC SECRET LGElectronics LED LOCAL DIMMING DR IVER P7600 12507WR 08L L DIM OUT 8P L DIMO SCLK PWR L DIMO MOSI
27. Magic Remote control Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes System Remote Buttons MR13 Block Diagram Function List Pairing Un pairing Method LGE Internal Use Only 3 88 1 System UART or USB RF Receiver Remote Pairing Information Transmission Send to TV after Paired e Static Calibration Data Bypass only e Remote FW ver Save also in Receiver e BD ADDR Save also in Receiver Pairing Information Transmission Sequence e When it is paired the remote sends packets pairing success F W version BD ADDR to the receiver e The receiver sends the pairing success packet to TV directly F W version and BD ADDR packets are just saved on the receiver hereceiver sends F W version or BD ADDR packet to TV when it is required Motion Data Transmission e Period 7 5 e Motion Data gyro accelerometer Voice Data Transmission e Period 10msec Voice sampling 16khz 16bit Copyright O 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 4 88 lt lt lt lt lt lt lt lt lt 2 Remote Buttons 4 vs MR13 E sa Y o sec v j IR CODE RF CODE repeat POWER noe v Roy Bk o v swa oc oc v j o ow v om I lt lt
28. Replace Main B D DVI Optical ecognition erre Fix in accordance with technical information LGE Internal Use Only 30 88 Standard Process Established Error date symptom Um i l LAR Circuit noise mechanical noise Replace PSU with LED driver Check location of noise OR LED driver Check location of noise When the nose is severe replace the module For models with fix information upgrade the S W or x Mechanical noise is a natural provide the description phenomenon and apply the 1st level f there is a noise from the cabinet refer to the KMS fix information and then proceed description When the customer does not agree apply the process by stage x Describe the basis of the description in as shown in the solution manual For models without any fix information provide Part related to nose in the Owner s Manual the description LGE Internal Use Only Copyright O 2013 LG Electronics Inc All rights reserved Only for training and service purposes 31 88 Standard Process Exterior defect Established 5012 12 06 Symptom Exterior defect Revised date _ 7 Replace module 58460 A28 Zoom part with exterior damage Replace cabinet Replace remote controller Replace stand Copyright 2013 LG Electronics Inc All rights reserved LGE Interna
29. THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC OCP USB273 5V_NORMAL C4302 0 1uF 16V USB CTL2 USB CTL3 SECRET LGElectronics EN1 EN2 IC4306 TPS2066CDGNR EP GND FLT1 3 3V NORMAL EE AM 84302 USB3 e USB OCD2 OUT1 A 5V USB 2 THERMAL 9 OUT2 FLT2 E 5V_USB_3 gt USB_OCD3 C4337 d C4301 l0uFZ 10uF 10V 10V USB3 7 LG ELECTRONICS 5v usB 2 4 1 5A 3AU04S8 305 ZC LG 4302 gt lt m m USB_DM2 P lt m USB_DP2 o p C4322 a 2 Dl A 5 10 esas 9 USB3 MAX 1 5A USB3 0045 305 2 LG JK4300 lt m USB DM3 e a lt USB_DP3 e e 2 2 5 C4310 100 EET o 10V USB3 MODEL LGE Internal Use Only 3 3V_NORMAL A USBI R4500 7 x 2 E gt E 1 5V_USB_1 DVR Re 1 5A OPT IC4500 BD82020FVJ 3AU048 305 ZC LG JK4500 5V_NORMAL USB DM1 e e C4500 O 1luF 16V C4501 B dE USB DP1 10V z lt E m amp m
30. Y Replace Main B D Y Replace B D LGE Internal Use Only Standard Repair Process symptom Vertical Horizontal bar residual image light spot external device color error Vertical Horizontal bar residual image light spot a A8 gt A10 A11 N Check color condition by input Checlcextarnal gt A28 Input Y Peus ss Screen Screen Component replace Link ormai Replace Main B D RGB Cable adjust VCOM Y wa For LGD panel Replace Request repair ena Replace Main B D ena A12 module for external device For other panel Revised date A Video error Established Error Check Test pattern External device screen error Color error Check screen condition by input External Input Component Connect other external RGB device and cable HDMI DVI Check normal operation of Main B D External Input Component Omponent RGB and HDMI DVI by error connecting Jig pattern Generator Set top Box etc Request repair for external device Y Replace Main B D RGB error Connect other external device and cable Check normal operation of External Input Component RGB and HDMI DVI by connecting Jig pattern Generator Set top Box etc Copyright O 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 24 88 Standard Repai
31. meteovot PWM Dim 2 6 24V GND 12V 24V N N L DIMO_VS L DIM0_SCLK C Copyright 2013 LG Electronics Inc rights reserved LGE Internal Use Only Only for training and service purposes 50 88 Standard Repair Process Detail Technical Manual LCD TV B Power error _ when on off whiling viewing lt ALL MODELS gt Adjust Check 2 ADC Data System 1 System 2 System 3 Model Number D L Test Option Spread Spectrum Sync Level Stable Count SDP Server Selection RF Remocon Test Access Code Entry method rower Stat 0 POWER_OFF_BY_AUTO_OFF 1 POWER_OFF_BY_REMOTE_KEY 2 POWER OFF BY REMOTE KEY 3 POWER OFF BY REMOTE KEY 4 POWER OFF BY REMOTE KEY 5 POWER_OFF_BY_INSTOP_KEY 6 POWER OFF BY SWDOWN i 32 2 4444244 LE 32 EEEEE EE 16 POWER OFF BY UNKNOWN 17 POWER OFF BY 18 POWER OFF BY UNKNOWN 19 POWER_OFF_BY_UNKNOWN 20 POWER OFF BY UNKNOWN 21 POWER OFF BY UNKNOWN 22 POWER_OFF_BY_UNKNOWN 4 1 Press the IN START button of the remote controller for adjustment 2 Check the entry into adjustment item 3 Copyright O 2013 LG Electronics Inc All rights reserved Only for training and service purposes 51 88 LGE Internal Use Only Standard Repair Process Detail Technical Manual Error Esta
32. 2 VOUT AES T19 10 T 0501 e DVSS_74 PMV48XP AD10 N20 GND e DVSS 75 AD11 U21 e e e C512 e DVSS_76 C510 AE10 v21 5 DVSS 77 0 1uF 10v AF9 21 G 16 oe pvss 78 771 502 e DVSS 79 o C501 lt iur e 7 AA21 TUF e DVSS 80 16V S i 27 P20 5 10 25 S 55 81 520 pe pVSs_82 gt e DVSS 83 3 3V NORMAL 3 sy EMMC JACK POWER 4 AM7 U22 4 e e e A Xu pvss 84 gt e ius 55 85 e DVSS 86 v12 Y22 L505 012 DVSS_87 1A22 BLM18PG1215N1D as e DVSS 88 12 21 2 e X pvss 89 551 e DVSS 90 531 17 R21 0 1 Sii pvss 91 77i R500 16v VDD3V3 e DVSS 92 10 0500 12 M22 WOL CTL e 55 93 E MMBT3904 NXP 12 22 7 12 aed EXE C500 E 55 95 95 R 4 7uF DVSS 96 10V T22 OPT DVSS 97 T9 M21 e VCC3IO C DVSS 98 Y10 AC17 e VCC3IO B 1 DVSS_99 AA10 AA19 e VCC3IO B 2 55 100 D22 M13 e A 1 DVSS 101 F22 M14 VCC3IO A 2 Dvss_102 ii DVSS_103 71 AC18 255 104 15513 T XE DVSS 1 DVSS 105 e DVSS 2 DVSS 106 14 19 e u13 00755 3 pvss 107 pvss_4 DVSS 108 wid Ed DVSS_5 DVSS_109 e 113 pvss_6 pvss 110 w Mee DVSS 7 DVSS 111 DECAP FOR SOC HIDDEN UCC DECAP FOR SOC Rework BO OM e
33. ADMC de 2001 e gt M REMOTE E H 04100 4138 OQ E 100 ON Loco MMBT3904 NXP bU a 0 1uF M REMOTE TX EYE_Q_10P D4106 9 ADMC 2 200L d M_RFModule_RESET OPT 3 5 ST F 0 CTS R4107 edi 10K M REMOTE M REMOTE OPT QE C4122 C4123 C4124 C4126 am pF 47 47pF 47 IR C 7 e 50V 50V 50V 50V C4107 D4104Y 100pF 5 6 e e 50V AMOTECH CO LTD el OPT e gt WOL ETH POWER ON 22 R4130 WIFI gt WOL WIFI POWER ON 22 R4136 THE N SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION MODEL DATE FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS SECRET MODEL z s 0 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED LG ELTIRONILS BLIK merg IHE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC GElectronics Copyright O 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF 15 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes
34. C21 P13 Just Interal LDO Capacitor DATS c lt 0 Tm gt gt 5 2 DUMMY 9 z DUMMY_10 DU3 DU11 0 B DUMMY 11 DUA DU12 0 lt x lt DUMMY_12 Z DUMMY_13 Z m D H DU6 DU14 DUMMY_14 Z E DUT DU15 2 SE DUMMY 15 AE DU8 DU16 0 53 DUMMY_16 gt 0 lt T a Ly u SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF 15 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC SECRET SHEET LGE Internal Use Only LG ELECTRONICS LGElectronics Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes N SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES MM MEME SRM THAT ONLY MAIOFATORES rs BE ree 1 BLG ELECTRONICS HEET 7 LGE Internal Use Only Copyright O 2013 LG Electronics Inc All rights reserved Only for training and service purposes JAPAN TUNER INTERFACE EMOD1 TS DATA 1 E DEMOD3 TS CLK EMOD1 TS DATA S3 E DEMOD3 TS SYNC EMOD1 TS 4 E DEMOD3 TS DATA R8500 0 TU J JP FE DEMOD1 TS DATA 1
35. Connect RS 232C Signal to USB Cable to USB Write Serial number by use USB port Must check the serial number at Instart menu 3 4 2 Method amp notice 1 Serial number D L is using of scan equipment 2 Setting of scan equipment operated by Manufacturing Technology Group 3 Serial number D L must be conformed when it is produced in production line because serial number D L is mandatory by D book 4 0 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 It 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 7 Model Number D L like below photo 3 Input the Factory model name ex 42LA690V ZA or Serial number like photo Model Number D L 42LA6 20916 1 Adjust Check 2 ata 0 Model Name 3 Power Off Status 4 System 1 0 Serial Num 5 System2 6 System 3 90V Z PT000 8 Test Option 9 Spread Spectrum 10 Sync Level 11 Stable Count 12 SDP Server Selection 13 RF Remocon Test 14 Access Code i Press to Save UTT 362 4 Check the model name Instart menu Factory name displayed ex 42LA690V ZA 5 Check the Diagnostics DTV country only Buyer model displayed ex 42LA690V ZA 3 5 Key checking method Check the Section 3 1
36. D C4502 10uF 10V USB OCDl 4 RCLAMPO502BA 04500 USB CTL1 e IHE A SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF 15 SECRET ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC LGElectronics Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes LG ELECTRONICS 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 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC Copyright O 2013 LG Electronics Inc All rights reserved Only for training and service purposes SECRET GElectronics 3 3 NORMAL Full Scart 18 Pin Gencder E 5 008 01 JK4600 A FU 80601 CLOSE TO JUNCTION R4602 1K gt SC DET EU
37. ET TS1 VALID RF SWITCH 50 FE DEMOD2 TS VAL 42 51 TU_PIN2 Sec hrs TS1 MCLK 52 2 SCL6 TU E FE_DEMOD2_TS_CL 43 SDA TS1 DATA 53 I2C 5 6 TU FE DEMOD2 TS DATA 44 3 3 TS2_ERROR 54 3 3V_TU gt gt FE_DEMOD3_TS_ERROR 45 NC TS2_SYNC 55 TUNER_SIF_TU gt FE_DEMOD3_TS_SYNC 46 NC 52 VALID 56 TU_ 1 8V_TU FE_DEMOD3_TS_VAL 47 Tuz mem LNA 52 MCLK 5 FE LNA Ctrl1 AA T FE DEMOD3 TS CL 48 I LNA CTRI 137 DATA 16 m gt FE DEMOD3 TS DATA 49 10K TU_W 58 FE_LNA_Ctrl2 1 Trev rj IHE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION LG ELECTRONICS MODEL DATE THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC 3Electronics SL LILK D GHEE D xw y Copyright O 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes I I p C34 0WIST JAPAN HOTEL C6808 O luF JAPAN HOTEL C6809 0 1 JAPAN HOTEL C6810 O luF JAPAN HOTEL C6811 0 1 A SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF 1
38. Entry method 1 Press the ADJ button on the remote controller for adjustment 2 Enter into White Balance of item 10 3 After recording the B GAIN Cut value of Color Temp Cool Medium Warm enter the value after replacing the MAIN BOARD Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 36 88 Standard Repair Process Detail Technical Manual Error i A Video error No video Audio bise zorz 17 06 symptom Content Power Board voltage measuring method pw Check the DC 24V 12V 3 5V 24 Pin Power Board lt gt Main Board Inverter On off PWM Dim 1 12V GN 24 GN D V D D D D Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 37 88 Standard Repair Process Detail Technical Manual A Video error Video error video lag stop da TUNER input signal strength checking method iig Error symptom ALL MODELS UHF Ch 36 594000 kHz WISUlGVUTp VIV Signal Strength Signal Quality ONID 0x3211 Network ID 0x3211 Code Rate Guard Interval Constellation FFT Mode System Bandwidth 800 MediaCor 801 SNY_SSU 802 Demo 800 Dolby 0 5 1 0 Service Type 0x1 DTV Service ID 0x8 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes
39. HDMI4 aus AVSS12_LVDS_1 3 755 TXA2N CI_ADDR 0 x HDMI_3_RX_0B DO _HDMI4_MHL 2V8812_LVDs_2 AF2 0 sts C304 d 2 HDMIA AVSS12_LVDS_3 C_D 2 CI_ADDR 1 0 102 0 192 HDMI 3 RX 1 eee CI ADDR 2 TESI HDMI 3 RX 1B lt Di HDMI4 AES ape pais 755 7 gt 1 CI_ADDR 3 HDMI_3_RX_2 D2 _HDMI4_MHL acs 2 5533 8 1 AD3 3 TP315 2 5 7 CI_ADDR 4 T25 AVSS33_HDMI_RX_1 HDMI_3_RX_2B D2 _HDMI4_MHL vs Avs 33 LVDS 2 4 5 TP316 5 JDS 3 gt 2 AVSS33 HDMI RX 2 HDMI 3 RX C CK HDMI4 MHL AVSSSS LVDSIS TP317 AVSS33_HDMI_RX_3 HDMI_3_RX_CB lt _ _ AMI ADDR 6 REXT_VPLL gt CI ADDR T AVSS33 HDMI RX 4 ads AM2 TP319 Sik E gt TXB4P CI_ADDR 2 TP320 N m gt TXB3N ADDR AL4 TP321 AKS gt TXB3P MT5398_MCLKI 2 4 CI_ADDR 2 TP322 7 2 TXBCLKN MT5398 MIVAL ERR 5 4 CI ADDR AK4 TP323 RET gt TXBCLKP MT5398_MISTRT 2 4 ADDR 2 TP324 LET 6 5 RR gt TXB2N CI ADDR E 2 TP325 LGE2122 A2 M13 gt TXB2P CI ADDR AJ3 ES TP326 5398 TS OUT 0 7 TP327 gt TXB1P For PCB Pattern use TP328 AL13 gt TXBON T 329 USB_DP3 USB DP PO TXVP_O Pius gt EPHY_TDP gt HP OUT HP OUT 5398 TS OUT 0 T USB DM3 USB DM PO TXVN 0 gt EPHY TDN
40. L7 A RVREF4 715 G7 10 ARATII ARA 11 R7 R Tx 0 1uF All i 4 A12 BC K8 A13 N1 R709 N9 14 pu un 1K 716 15 1 0 1uF 9 12 zi BAO ARBAO ARBAQ BA1 ARBA1 ARCLK1 gt ARBA1 ud M3 P ARBA2 BA2 ARBA ARCLKO Al 27 AB 27 3215 R714 100 K7 K7 100 12 5 KS c9 K9 Ranke ARCKE D2 ARCLKO ARCLK1 L2 22 ARCSX ES ARODT E 5 A ARODT 73 H s m E ARRAS ARRAS xs ARCAS ARCAS a B ARWE ARWE 21 2 29 2 s ARREST ARREST Ll L9 j F3 ARD0S0 ARDOS ARDQSO ARDQS2 7 9 7 ARD0S1 ARDRSS B7 ARDQS1 ARDQS3 El i 7 G8 E7 ARDOMO ARDQ 16 23 D3 22 Be ARDQM1 ARDOMS J8 ARDQ O ARDQ 16 z5 17 uS F7 P1 F2 ARDOIZ2 ARDO IS 9 FS ARDO 3 ARDO IS E TT E ARDOI ARDO 20 H3 T3 H ARDO S 21 H8 G ARDO 6 22 22 ARDO 23 H7 ARDQ 24 31 91231 7 B1 ARDQ 8 15 B9 D7 ARDQ 8 at 1 ARDQ 24 53 D1 ARDO S ARDOI 25 ARDOI Z26 oa 28 ARDO IO E c8 E ARDOIII ARDQ 27 2 7 ARDO 12 ARDOI Z28 m ARDOI 29 ARDO I3 2 ET ARDO I4 ARDQ 30 ARDO 3I G9 A3 15 1 5V_DDR P i C722 C726 jm C703 101 0 102 0 luF 0 1uF 0 luF 0 1uF luF l1 0UF lt 1 5 DDR i C719 C750 C723 C725 L Js c708 js 0 1uF p lines Je I Trace IC702 MTA41K128M16JT 125 K 3 1 5V_DDR B
41. O O O i90pF 5435 50V K gt gt 50V 0 47uF 5 15403 Sov af SPEAKER_R R5405 100 C5419 C5421 C5423 10uH kuqa ae AEC el udio_Coil_ o o o 0 1uF 0 1uF 10uF 152055 AY C5404 50v 50v 50 DEHOOAST 00M 05439 R5418 R5400 10K B 05400 L000pF C5417 eb T MUTE gt sov e e R5410 R5411 0 1uF 5 1K MUTE MICOM MMBT3904 NXP 22000 12 12 50V AMP_MUTE_MICOM 50V e e P SPK R e e gt fixing AC OFF POP noise ROW model gt 32 POLA ROW LPE rs drop time is very fast SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF 15 LG ELECTRONICS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC GElectronics BLOCK SHEET Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 12V A 3 EU AUD OUT gt gt EU CHINA HOTEL OPT 766000 2458 1 9 EU T c6004 DTV MNT_L_OUT lt 0 1uF EU c EU SCART AUDIO C6000 PU lt 50V C6008 luF 33K R6004 SIGN600002 2 2 25V gt DTV MNT R OUT ES 33p C6003
42. ODEL_OPT_1 FRC FRC 120 2 FRC 60Hz USB_OCD1 Gea eo HUND Du SMARTCARD_DET SD_EMMC_DATA 3 e gt MODEL OPT 2 USB OCD3 E25 m gt SMARTCARD_VCC SD_EMMC_CMD ODEL 2 Panel FHD HD lt gt SMARTCARD_DATA SD_EMMC_CLK 21 gt MODEL_OPT_3 EMMC_RST C gt SMARTCARD DATA SD EMMC E G23 e gt S2 RESET MODEL 4 ODEL 3 Country AJJA AJJA Non AJJA USB CTLl1 52 E Module SIL RESETXC e gt MODEL 5 ODEL_oPT_4 ARES 2 F24 AF15 E LOCK6 LED PWM1 LED PWMI1 ODEL OPT 5 DDR DDR 1 25G DDR 1 5G AB8 15 e gt MODEL 6 CTS Xx LED PWMO LED PWMO E CP BOX Enable Disable RTS lt e MODEL 7 ODEL_OPT_6 AD6 OTP WRITE lt 8 d AC gt MODEL 8 ODEL_OPT 7 T2 Tuner Support Not Support MODEL_OPT_3 SV Tolerance AC7 AL16 D x O MODEL 9 5 MODEL 7 OPCTRL11 11 SCL d Bl ODEL_OPT_8 Tuner Support Not Support md AB6 16 2 MODEL 5 OPCTRL10 OPCTRL_10_SDA 5 N S m B _______ gt MODEL OPT 10 SC ID SOC 6 5 17 m zu T H p L D Al m ODEL 9 DDR DDR 0 78G DDR 0 78G NON EU ECTS 19 H o n 5 E i OPCTRL8 SC_DET Jg mo x lt 5 o 10K AJ23 AH17 ee us mr Jor oot as ge s Im D gt Lum Support Not Support R170 IUE E OPCTRL7 ES OPCTRL7
43. alis 6 TUNER_SIF_TU my E 56500 1 T2 Max 1 7A 595090 OPT BLM18PGI21SN1D A o MMBT3906 NXP TU A GLOBAL 6 7 M else Max 0 7 7 TU 41 8V TU C f 06501 C6554 C6550 11 8V TU MMBT3906 NXP 100pF 0 1uF 8 TU CVBS TU f x 50V 16V l TUES N Q_T US KRP TW close to Tuner Wen 9 IF_AGC_TU lt F 20509 close to Tuner S N Q T US KR TW 1 10 me OV gt _ 1 should be guarded by ground qu IUSQ NUMEN D ncd should guarded ground A 3 3 9 2 No via on both of them dii xx IC6501 A 11 YEUCECY SIF N 3 Signal Width gt 12mils A AP2132MP 2 5TRG1 1 gt a TU O N M W Signal to Signal Width 121115 NUR Ground Width gt 24mils 20K R2 12 3 3V_TU lt C6540 1 8 c aus 0 1uF 1 R6506 1 TU N MCN BR e PG a GND TU Q N M W 13 Power D Demod 9 lt TU W BR TW 8 1215 4 1 23V_D_Demod 5 z ROSAS TU_N M i 1 WV 2 E TU Q N M W 1 R1 R6502 TU_N_BR 100 TU_Q W_KR BR TW CO JP A R6523 EN R6529 14 CN RESET TU C NAN lt R6502 1 16507 1 8V TU 10K 10K 19 S2_RESET WW VT 3 6 1 L 5 a ee BLM18PG121SN1D TU Q N M W VIN VOUT TU Q N M W 16V C6533 C TU N M Q W KR CN BR JP 10uF 5V NORMAL E 2 s 10V 16 FE DEMOD1 TS ERROR FE DEMOD1 TS ERROR
44. 0 a 16 10 K P6 M9 d m 9 K E gt K2 M10 Q m gt gt K9 gt K12 M12 m m 2 e C C m K A1 M13 E _1 ox eu EMMC VDDI K14 A2 ums M14 T A M EY C2 L A8 1 Cag x5 Cc 8104 bie 9 N3 C 4 C 6 C m H L3 A10 N6 z _5 el e 10v E7 112 11 N7 G5 Z A12 52 6 ME C28 e c 7 C 9 H10 gt L14 A13 9 e c 8 C 10 Gus 0 e K8 T M A14 N10 c 9 C TIT CT C8102 C8103 c4 M2 B1 11 0 C_10 C 12 C m A 4 2 3 7 ix N12 n 1 Caii N C 13 C 13 2 5 M7 B8 N13 2 e C12 N Gc C 14 Ou PA M8 B9 14 3 e N CTS CIS e 9 B10 P1 4 e C 14 C 16 Gs C 16 10 B11 P2 5 C 15 C 17 Gc C 17 gu M11 B12 P8 6 C 16 G C 18 NC 18 eds E M12 B13 P9 7 C 19 NC_19 gi Al M13 B14 P11 8 DAT3 gt G I C 18 _20 Que NC 20 eu A2 M14 c1 P12 9 DAT4 G22 C 19 c C 21 Gc G 2l ec 8 N1 c3 P13 a C 5 13 c 20 om Gu CMD BALL _22 c 10 N6 57 11 N7 c 8 12 N8 c 9 C A13 N9 C_10 14 10 Bl c_11 N11 12 o B7 N12 C 13 B8 N13 C 14 B9 N14 B10 Gats P1 C 16 11 P2 EMMC_CLK_BALL B12 P8 nets C 18 C EMMC_VDDI Don t Connect Power At VDDI xir ers c su m m m c1 9 P12 O
45. 0 01uF POWER 18P L DIM_OUT A PANEL_VCC EE 3 5V_ST R2425 L2402 100 CTL R2459 CIS21J7121 1 33 G e e L DIMO SCLK gt gt L DIMO_SCLK_PWR 14297 2 L DIM_OUT VDD3V3_HDMI Gods PWM_DIM2 r2403 24V R2458 A 33 0 1uF E d CIS21J121 L DIMO_MOSI L DIMO_MOSI_PWR OU e 7 L DIM_OUT d C2413 2 A e cS eo 0 1 L DIMO VS L DIMO VS NTR4501NT1G zi 12V 50V S 02408 A L240 CIS21J121 C2453 02406 DE ur PANEL 7 s MMBT3904 NXP d 7 L DIMO_VS_PWR a luF L DIMO M L DIMO SC K E PU L DIMO MOSI PWR gt lt L DIMO SCLK PWR SMAW200 H18S1 P2401 e 1 2401 1 8035 293 R2412 1 lt 8 2K A 5V NORMAL P DET BOTH 12 24V LOZ AO LS 92 IC2404 NCP803SN293 R2411 1 ica nog qd uds 2 C2423 RT8289GSP GND o o o m R2410 1 Si eq P DET BOTA odo 5V P_DET_BOTH_12 242 AR2416 2 ES x 220 01 5 wq wow P DET BOTH 12 3 5V x m 100K VCC 50 12407 2 7K R2418 1 AA 50V 4 du BOR OR OR 1 100 R2410 2 P DET BOTH 12 24V BOOT SW P_DET_BOTH_12_24V 2 e P DET BOTH 12 3 5 P DET BOTH 24 3 5V 2410 1 1 P DET BOTH 12 24V z cer 1256 T Z SG mos 0 1u NC 1 2G VIN oe C242
46. A lt Lo os yes ao E F4 3302 s fa m 53302 2 333 3339 R3340 mxs 47K 47 47K jore or S a Has lt gt e n e S gt ppc_scL_1_soc H DDC_SDA_1_SOC T p DDC SDA 1 SOC DDC SDA MHL DDC SCL 3 JACK LOCK DDC SDA 3 JACK A OAS 20 29 LGE Internal Use Only SP 3 3V_NORMAL SPDIF OUT R3610 OPT 33 VINPUT SPDIF_OUT lt daTcuiea 3 001 JK3602 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 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR SECRET THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC GElectronics ELELTRONILS BLOCK Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 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 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC Copyright O 2013 LG Electronics Inc All rights reserved Only f
47. A VCTRL NE TU Q N M W EAN61387601 C6549 FE_DEMOD1_TS_SYNC FE_DEMOD1_TS_SYNC l OUE 10 TU O N M W 18 FE 1 TS VAL gt FE DEMOD 1 TS VAL 06535 eu D s G D D D G D s D P D D D D D s dd k f 19 FE_DEMOD1_TS_CLK FE 1 TS CL EM a I Global Option Name 1 TU 2022 psuops_z5_vara o Vout 0 6 1 R1 R2 I 2 Tuner TDS S TDS Q I gt FE_DEMOD1_TS_DATA 0 7 r 21 _ 1_ _ 1 gt 3 Country 2 OS BR 22 ar FE DEMODI TS DATA I Example of Option name a a EHCDEMOBI TS DETZIS CHB Max mA TUO T2 apply TDSO type tuner and T2 country FE DEMODI TS DATA 3 else Max mA TU M W apply TDSM amp TDSW Type Tuner 2 3 FE _DEMODI TS DATA 3 FE DEMOD1 TS DATA 4 3 3V TU BV cru I 13 Tuner Type for Global 24 FE_DEMOD1_TS_DATA 4 FE DEMODI TS DATA 5 A A i Em 4 1 E T 6503 DS S G501D 4 C Half Horizonta ype FE DEMOD1 TS DATA 6 22822005 TDS Q G501D T C S2 Combo Horizontal type 25 FE_DEMOD1_TS_DATA 5 FE DEMODI TS DATA 7 io SU POET TDS Q G601D T2 C S2 Combo Horizontal I J TDS Q G651D T2 C S2 Combo Vertical 2 6 FE_DEMOD1_TS_DATA 6 gt TDS M C601D China NIM with Isolater Type oe 4 B ADJ GND TDS W J551F Japan Dual NIM 27 FE DEMOD1 TS DATA 7
48. Albania Bosnia Serbia Slovakia Beralus Supported satellite 22 satellites HISPASAT 1C 1D ATLANTIC BIRD 2 NILESAT 101 102 ATLANTIC BIRD 3 AMOS 2 3 THOR 5 6 IRIUS 4 EUTELSAT W3A EUROBIRD 9A EUTELSAT W2A HOTBIRD 6 8 9 EUTELSAT SESAT ASTRA 1L H M KR ASTRA 3A 3B BADR 4 6 ASTRA 2D EUROBIRD 3 EUTELSAT W7 HELLASSAT 2 EXPRESS AM1 TURK SAT 2A 3A INTERSAT10 Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Specification 2 Broadcasting system Model L V Z T2 only Model DVB S Satellite Digital TV VHF UHF C Band Ku Band 2 Analogue TV VHF E2 to E12 UHF E21 to E69 CATV S1 to S20 HYPER S21 to S47 3 coverage DVB T Guard Interval Bitrate Mbit s 1 4 1 8 1 16 1 32 Modulation Code Rate QPSK 1 2 2 3 3 4 5 6 7 8 16 QAM 1 2 2 3 3 4 5 6 7 8 64 QAM 1 2 2 3 3 4 5 6 7 8 DVB T2 Model L V Z 2 only Model Guard Interval Bitrate Mbit s 1 4 1 8 1 16 1 32 1 128 19 128 19 256 Modulation Code Rate QPSK 1 2 2 5 2 3 3 4 5 6 16 QAM 1 2 2 5 2 3 3 4 5 6 64 QAM 1 2 2 5 2 3 3 4 5 6 256 QAM 1 2 2 5 2 3 3 4 5 6 Analog Upper Heterodyne Digital COFDM QAM 4 Receiving system gt DVB C Symbolrate 4 0Msymbols s to 7 2Msymbols s Modulation 16QAM 64 QAM 128 QAM and 256 QAM gt DVB S S2 symbolrate DVB S2 8P
49. Boot from SDIO pins AL26 OPT 1K 1K 1K 9 AVDD33 PLL 22 R186 C109 AC21 20 0 1uF 5533 PLLGP ORESET e SOC RESE e gt LED PWMO zzi AVSS33_CPUPLL 22 C117 gt LED PWM1 id gt OPCTRL3 17 C20 IY gt OPCTRL7 AVDD10_LDO FSRC_WR gt C107 R156 4 7uF R154 R160 AL14 1K R161 STB SCL gt STB_SCL 3 3V_NORMAL LE d OPT S1K OPTIK AN16 SCL faxis D100 0100 5 AVDD10_ELDO STB_SDA STB_SDA 1N4148W R196 PMV48XP oe 112 240 4 7uF AF14 R193 4 7K w 10v POR BND mi 100V ex G 5 Ux IC105 5 I2C 1 L DIMMING HDCP KEY CI ADDR 0 14 2122 2 M13 I2C 2 T CON CI_ADDR 0 14 lt I2C 3 MICOM WRITE E ADDR O B30 P30 e I2C 4 S Demod T2 Demod LNB MHL S111292 DEMOD_RST gt PCM RST FE DEMODI TS DATA 0 7 I 2 C 2 5 z DEMOD_TSCLK 725 FE DEMODI TS CLK pg pgMopi TS DATA O I2C 6 TUNER MOPLL T C ATV DEMOD TSDATAO CI_ADDR 3 A32 126 DEMODA TS 3 3 NORMAL CI ADDR 4 C30 DEMOD TSDATAI 127 FE DEMODI TS DATA 2 R152 1 R153 1 DEMOD TSDATA2 5 CI_ADDR 5 A33 26 ERESDEMODI 5 3 Mom TU Q KR DEMOD TSDATA3 5 e e e e e 9 5 e lt e TSK CI ADDR 6 B32 R28 FE_DEMOD1_TS_DATA 4 EXTERNAL DEMOD DEMOD_TSDATA4 FE DEMODI TS DATA S5 7304 CI_ADDR 7 C31 027 So 9 R121 R124 R132 R133 R138 R141 R142 R147 R150 R151
50. CI TS DATA O T5398 T9 t CI_TS_DATA 1 T5398_TS_ 2 CI TS PCM CE1 gt T5398 T9 3 CI TS DATA 3 T5398 TS IN 4 901 47 TS DATA 4 175398 TS IN 5 CI TS DATA S5 T5398 TS 6 CI TS DATA 6 T5398 TS 7 TS DATA 7 Close to CI Slot 5V CI ON R915 47 CI MT5398 TS CLK X 1 CI TS CLK A R916 47 MT5398 TS VAL lt TS VAL R917 47 CI MT5398 TS SYyNCXK 1 TS SYNC e ra 1 CI DATA 0 7 10v CI pu JK900 10120698 015LF 1 T 100 Close to MT5398 _ 1 C R927 2 CT_A_DATA 3 PcM_cCE1 CI_TS_DATA 3 J St 3 CI A DATA 4 CI TS DATA 4 lt 4 A DATA 5 TS DATA 5 4 5 CI A DATA 6 CI TS DATA 6 4 6 DATA 7 R939 22 Bond 52 TS 71 lt 771 PCM_IORD _ 2 8 lt ADDR 10 PCM_IOWR cr_vs1 0 9 R912 22 0 CI_A_ADDR 11 CI MDI 0 7 1 lt CI A ADDR 9 2 lt CI A ADDR 8 MDI O 3 e DITE CI ADDR 13 R941 22 4 lt MDI 2 CI A ADDRI14 R942 22 MDI 3 22r 6 5 PCM_IROA 7 C906 i R926 0 OPT 8 R938 0 OPT 4 9 CI_MDI 5 20 C DI 6 23 CI A ADDR 12 C D 22 lt CI_A_ADDR 7 CI_TS_CLK lt 23 CI A ADDR 6 R921 22 GI 24 PCM RST ADDR 5 R922 CI PCM_WAIT lt 20 25 lt CI A ADDR 4 R920 OPT PCM lt 26 CI A ADDR 3 REG ar CI A ADDR Z2 CI TS VAL 28 lt __ CI_A_ADDR 1 CI TS SYNC lt 29
51. CI CD2 A CI DATA O A30 x L33 SPI CLK C1 CDl DATA E28 L32 2 55 SPI DATA gt PCM_IORD R174 R177 CI_DATA C m 4 7K SPI_CLE gt PCM_IOWR 4 7K CI DATA 3 228 CI_DATA 4 H29 AL8 R179 PWM_DIM2 Model Option 4 A CI_DATA 5 J26 AM8 2 2 CI_DATA 6 G30 9 R178 22 7 gt RST_HUB e e e e e e e e CI DATA 627 27 D27 R173 R176 e RST lt E Ei 5398 TS IN 0 1K 1K 2 e x p S T MT5398 TS IN 1 gt p23 Gell LN E 2 2 P i 5 n MT5398 TS IN 2 Des Bem NS PWM2 PULL DOWN 1K i Qox mor I ci eR neo ux oe Nor Morc Har eue jo c HR RUE DUE XL Hsc MT5398 TS IN 3 H28 C26 PWM1 PULL DOWN 1K d x _ T ce pes SE B RES n sm m x Ex Pe CI SLOT gt SOC 727 ae p E z a x gt gt MT5398 TS IN 4 gt 9 G29 E24 a bx 9 9 x HIGH LOW 45 RST is dedicated to reset MT5398_TS_IN 5 ZEE SMARTCARD CLK SD EMMC DATA 0 SMARTCARD OTKAD ENNO DATAND e zi E z gt for improving Al s leakage current 5398 TS IN 6 SMARTCARD PWR SEL SD EMMC DATA 1 x MODEL OFT 5398 TS IN 7 628 SMARTCARD_PWR_SEL SD_EMMC_DATA 1 ODEL OPT 0 Country TW TW Non TW TES gt SMARTCARD_RST SD_EMMC_DATA 2 gt 1 USB_OCD2 lt B28 T SMARTCARD_RST SD_EMMC_DATA 2 SMARTCARD_DET SD_EMMC_DATA 3
52. Continued from previous page Check front display LED Check power input Voltage amp ST BY 3 5V Checking method when power is ON 5 POWER voltage measuring method DO DO DO DO CO B Power error No power 25 og B Power error Off when off while Gower OFF MODE checking method A22 viewing 27 a error_Off when on off while POWER BOARD PIN voltage checking method 19 28 2 method menu when there is A24 C Audio error_No audio Normal video Voltage and speaker checking method when there is audio C Audio error Wrecked Voltage and speaker checking method in A25 audio discontinuation case of audio error D Function error_ No response in Remote controller operation checking method A27 remote controller key error D VCOM Adjustment Sequence of the Vcom adjustment A28 29 30 31 32 Copyright 2013 LG Electronics Inc rights reserved LGE Internal Use Only Only for training and service purposes 35 88 Standard Repair Process Detail Technical Manual LCD TV Ael Video error No video Normal audio EZ ADJUST Tool Option Tool Option2 Tool Option3 Color lemp Tool Option4 ovr Tool Optiond n Tool Option6 G Gain Tool Option7 Country Group gerit Area Option R Cut ADC Calibration G Cut B Cut 20 Point WB Test Test Pattern Sub B C Backlight P Gamma Reset Ext Input Adjust
53. For PCB Pattern 1 2K R351 1 2K R369 t ab HOUTOMATN 5398 TS OUT 1 TP330 1 2K R352 1 2K R370 T B TP331 AL12 PUE T gt HP LOUT MAIN 5398 TS OUT 2 USB DP2 USB DP Pl RXVP 1 _ SC_R_IN_SOC o HP_OUT 40377 C383 HP_OUT 15390 5222 F MT5398_TS_OUT 3 TP 332 h 1111 USB DM2 USB DM P1 RXVN_1 EPHY_RDN sc_L_IN_soc 9 4 IC105 1200pF nee NISSSSTTSCOUTD TP333 JT E _OUT IS Port was change i LGE2122 A2 M13 HP OUT MI5398 TS OUT S P334 AF13 0 TP335 UsB pP1 USB DP P2 PHYLED1 113 lt I MODEL_OPT_1 gt SCART_Rout_SOCc MATALOS I MT5398_TS_OUT 6 2 336 usB_pM1 LJ USB_DM_P2 PHYLEDO gt TU RESET2 gt SCART Lout SOC MT5398 TS OUT 7 p TP337 MAMEN 0 R382 Du SUIS AL32 AK30 CI DATA O0 i 2429 AIN1_R_AADC ARO_ADAC TP338 USB_DP_P3 REXT AN32 AJ29 CI DATA 1 33 AIN1_L_AADC AL0_ADAC TP339 R383 YSB DN Wake On Lan AM33 E CI_DATA 2 Soc TP379 AIN2_R_AADC TP340 WIFI_DM eae VDD3V3 PC R IN SOCT AM31 A AJ31 CI DATA 3 4 soc T 1 abe AVDD33_USB_POP1P2 AVDD33_ETH C328 PC L SOC TP380 auaz AIN2 L_AADC ARI ADAC TP341 0 1uF 0 10 AVDD33 USB P3 5533 ELDO ORE aK33 1 3 5 AGL SOD DS CI DATA 5 28242 16 16v C302 AIN3_L_AADC TP343 0 1uF COMP1 AV1 DVI R SOC EE A730 CICPATAIS 4 2 2 n i 4 AVSS33_USB_P1 AVSS33_LD R_IN_ auss AEN4 R_AADC AR2 ADA
54. Logical Buttons M4 Remote MR13 Remote STOP x or lt lt lt lt Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 5 88 3 MR13 Diagram 6150 12 ch1 Invensense Key Button 4 4 Emitter1 N IR Em itter2 oO Voice Scene IR BCM20702M BROADCOM Bluetooth 4 0 Voice Partron WM8950 p I2C ch2 Wolfson X tal 24 MHz Codec ADC Knowles 4 mode Only Power Management AA x 2 Battery 2 8V LDO P0108NEC5 2 Connector SC70 Bluetooth Remote control Bluetooth Receiver Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 6 88 4 Function list lt Manufacturer Function Voice Motion Gyro Sensor Sensing angular velocity of X Y Z axis angular velocity of X Y Z axis Invensense ensor Accelerometer Sensing device tilt Pitch amp Roll angle Remocon m Wireless communication X tal DC DC Converter TPS61097 Battery Boost up Regulator LDO1 uP0108NEC5 28 ME MEN RF Gyro Accelerometer Power Supply LDO2 uP0108NEC5 28 ME NN Audio Codec Mic Power Supply Copyright O 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 7 88 9 RF Pairing Un pairing Method
55. PWR L DIM OUT 8P R7602 33 lt r2c_scr1 L DIM_OUT_8P I2C_SDA1 5 L DIMO VS PWR LG ELECTRONICS MODEL T DATE BLOLK LGE Internal Use Only LOCK6 SOURCE IHE 3 3V NORMAL R7758 VCC18 R7756 10 1 c R7757 e MMBT3904 NXP R7761 L K 07703 10K E OPT R7755 07702 5 100 MMBT3904 NXP E gt EPI_LOCK6 THIS LS REVERSE PATTERN 133 Left Source C7701 LOCA C7700 O luF QS 50V 50V VCC18 EPI LOCK3 ON GMA1 GMA4 5 GMA7 9 GMA10 GMA12 GMA14 GMA15 GMA16 GMA18 Vcore TXB2P TXB2N TXBON CH6 FROM SOC 5 FROM SOC CH4 FROM SOC H_VDD A VDD lt GI VST CLK6 CLK5 CLK4 CLK3 CLK2 CLK1 FL8S050HA1 P7702 EPI gt 2 OUT VGL I VGH F VGH R VCOML FB gt IN P RST VGH EVEN VGH ODD
56. Tak 1 16W 16V 16V Right Source 41PIN LOCATION A s R7772 m e PT 39K gt 1 C7737 C7739 P Mu 0 1uF 0 1uF TE IC7702 50V 50V 9 1K d z IML7821BE R7713 C7729 1 16W A PANEL_VCC 2 2 VCC18 A 1 16W AM VOUT VS A VDD_EPI OPT OPT A VCOM2 lt L7704 D7701 R7720 22uH SX34 E 47K Vs e 9 C7703 C7702 40 gt TCOMP 0 01uF C7723 C7725 C7734 C7738 C7732 OPT 50V 50V zio TZZi0uF 0 1uF ZZo iur VS VEINS E RTA TO 2 25V 25V 50V 50V 50V TH7700 TOOK VCOM_P ANN 47k ohm 1 16W 1 1 16 1 16W NCP18WB474 Z OUT L R7765 Vv gt vcoML_FB CLK2 1 16W CLK3 R7766 OPT is lt L E V P 5 P R B CO K gt 2 9 gt VCOM IN CLK5 1 16 OERE R7767 VCOM1 0 R7702 1 16W lt VGH F 100 CLK6 I gt CLK6 VGH_ODD 22 R7707 R7768 CIRS T EE gt CLK5 VCOM IN NVV gt 1 FB VGH_EVEN CLK4_I m gt 1 16W VGL I 200 EE CLK3 OPT VST CLK2 I 100 gt CLK2 R7769 I 100 gt CLK1 VCOML FB NVV 200 SY eun Vi A gt VCOM IN N ud f f VCOM1 VDD vpp 000000 VGL R7748 1 16W ps TE EP VGL REVERSE L_ gt _ R7740 0 lt TXA4N R7749 ope VGL I R7703 47 VGH BI SCAN ew EO_SOC gt EO VGH_R lt d REVERSE pue R7741 0 1 16W m e FROM SOC GCL
57. VDD IN HPD 1 HDMI_HPD_4_MHL 5V_MHLA R3358 4 7K OPT C337 35 O H H lt O N 0 1uF RH O O 2s Les A N 1 2V MHL d gt lo Hy A O O a ojo gt a Ola Ala gt O T 3 3V_NORMAL R3355 T e o 4 7K OPT R3345 o 9 o 4 7K x 3906 3302 mu an a Uu nN al D o gt N N ui gt MHL DET CD SENCE 3 5v DV_MHL No 5V_MHL lt LO w o S 5V HDMI 1 SOC Or A gt R3338 10K VA3310 R336 S I DE ADLC 5S 02 015 47K OPT p lt I DDC_SCL_MHL amd BAT54 SUZHO e e e D3304 wo R3304 R3306 a 1K 4 7 BODY SHIELD HDMI INTERNAL EDID a 5V_MHLA R3305 n K 03309 03300 B HP_DET To HPD 1 SO MMBT3904 NXP HPD 1 80C PMV48XP ma R3301 M 5 lt a T gt 100 F R3321 e 4 7K GND m m o gt ON gt e HDMI_EXT_EDID oy 5 oy 27 E E NM NM DDC_DATA 2 R3302 100 EN M Bes SDA 1 SOC e sr sr DDC_CLK R3303 100 e D 5 on lvo gt ppc_scr_1_soc gt H NC R3341 0 m m SOC TX M ui ET R3380 R3307 REMOTE OPT lt 22K 1458 lt B Q3311 1 8K CEC_REMOTE MHL DET MMBT3904 NXP A 2 D3313 aL DDC_SDA_MHL RCLAMP0524PA E CK_GND OPT 1 10 L J DDC SCL gt CK _HDMI1_SOC 2 9 z gt CK _HDMI1_SOC
58. gt s C2420 MAX 3 4 A 3 3V_NORMA gt 0 luF PER 16V C2455 T EN 1 2 CORE 0 1uF A L2410 12V II dao L2409 IC2405 2uH 16V TPS54327DDAR BLM18PG121SN1D A L2405 e e 12404 BLM18PG121SN1D 8 af 16 NR8040T2RON L2400 IC2400 2uH E E iu Y 62437 243 2439 24424 2444 2445 BLM18PG121SN1D 3 KOS SEES ADU e e e TAa Placed SMD TOP FB m vss TOuF ZZl0uF l0uFzZi0ur 100pF E 2 2uH 2 g 10V 10v 10v 10V 80V ms e e e P THERMAL 21 AV e e 1 VREGS sw R1 2 17 PH 3 6 3 C240 LLC2408 240 22414 2441 243 243 2434 Tod gt Placed on SMD OP EX Zi Our we f uF pr pe TOuF S210uFr UF 2 A er E TOV TOV 10V 10V 50V age c2448 C2418 c2419 ae _ c2457 16V 16V 16 sje M C2405 OPT 10uF 10uF 0 1uF p 55439 noe d n ee 1uF OPT 0 0068uF 10 16V g u u u u gt 10v 16 RC et OS R2402 50 R1 C2450 10 10V 10 10 REY Y 6 8K e E 16 16 16 25 E 9 0 01uF 59 50 TMS ae T x Se R2 SY Y IAS 2 R2432 gn E 1 16W 330 52 0249 r 2403 Non 100pF R2414 gt C2404 10K 2 PUE l RI 50V POWER_ON OFF2_2 C241
59. is not received Request repair to external Cable ANT provider In case of External Input signal error Connect and check Check and fix other external device external device 4 Check and fix external device Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 28 88 Standard Repair Process Established symptom Remote control amp Local switch checking 1 Remote control R C operating error Replace Main B D ar A27 ADT Check RIC itself E Check B 3 5V Y Check IR Operation 3 ing On Main B D Output signal Connector solder Check R C Operating When turn off light in room Check 3 5v on Power B D Repair Replace Replace Power B D or IR B D Replace Main B D Power BID don t have problem If R C operate Explain the customer cause is interference from light in room Replace R C Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 29 88 Standard Repair Process symptom Check technical information Fix information S W Version Check and fix external device cable Copyright O 2013 LG Electronics Inc All rights reserved Only for training and service purposes Error D Function error 202420 External device recognition error Reiseddae 00000 ernal Input Component information Replace Main B D
60. push OK key 3 Punch in the number Each model has their number Copyright 2013 LG Electronics Inc All rights reserved 20 Only for training and service purposes LGE Internal Use Only DIAGRAM Wl 4 I3NS3Hl4d m LNO 41095 2 90 y lt 1H9llo901 gt v ASSY HE ans A s EI gsn JdddA SEAO HLOO1f8 lt p Luvn 0 d H WOOT 4 HN 66163991 3 WSIJIHSM Ol Wd gN 4 00 casn 3 NOMd33N31SAS 20 gen H 4 m pe SI d Bojeuy Jeun ZS O L 5 poule Gum vy 2 1 Al sue SES Sl d AV 01519 WL X LGE Internal Use Only 21 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes EXPLODED VIEW IMPORTANT SAFETY NOTICE Many electrical and mechanical parts in this chassis have special safety related characteristics These parts are identified 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 perm
61. sa EE 9i as 54 ac Fo Ps s tao o oi o oi o Fo e pis 11 38 20 an 56 18 21 3 f oo f oo FD f iE 53 10 oo oa f 20 20 20 20 20 20 am 02 f o3 BA Fi 4 10 oF f o 13 O5 f 14 O3 02 f 12 20 22 15 29 3D 06 CO 15 o f so 09 59 07 02 eof 18 Tl 2D 40 f 58 2C a5 oo f ao 84 oo oo iE Ot ID 80 fn ic 16 f 20 58 2C f 25 f 00 40 f oo f oo SE P72 51 DO 1E 20 28 55 f oo ao f sa 63 oo oo f oo f oo f oo f oo oo oo oo f oo f oo f oo oo o0 Reference HDMI1 HDMI4 RGB the data of EDID bellows may be different by S W or Input mode Product ID EDID Table DDC Function 0001 0100 0001 0100 Digital b Serial No Controlled on production line Month Year Controlled on production line ex Monthly 01 gt 01 Year 2013 17 4 Model Name Hex LGTV MODEL NAME HEX LD33B 00 00 00 FC 00 4C 47 20 54 56 20 20 20 20 20 20 20 Checksum LG TV Changeable by total EDID data jet _ XvYcc XvYcc Vendor Specific HDMI 1 Deep color module 10bit MODEL NAME HEX 78 03 OC 00 10 00 B8 2D 20 CO OE 01 FC 08 10 18 10 06 1
62. xnl SOC TX E L DIMO_SCLK C SOC RX R183 R184 9 4 7K 4 7K AJ AH13 gt M REMOTE TX AJ12 AG13 L DIMO vs lt e lt _ _ 24 HD CP EEPROM OSDAO POWE gt EMMC CMD AH10 B25 OSCLO lt POOE gt FE_LNA_Ctrll 5 Rr 1 5 gt FE_LNA_Ctrl EMMC DATA 2 7 3 3 NORMAL ORY OPT A OSDAL xd OCEO 575 DATA 7 216101 5 11 PDD7 S22 EMMC_DATATO e M R C100 PDD6 _ 5 0 192 AVDD 33SBA AN29 A22 i 2 c3 AM29 PDD5 EMMC_DATA 4 AVDD_33SB MT _XTAL_OUT PDD4 R125 4 7K Wake On Lan 23 EMMC DATA 3 A CAM SLIDE DET lt z AN30 PDD I uos DATA 2 STRAPPING LED PWMO LED PWM1 OPCTRL3 OPCTRL7 gt EZB bb R188 514522 I2C_SCL1 111 BT y De ALS CE mode 27M serial boot 0 0 0 0 1uF 5533 XTAL STB PDD1 Go R127 22 lt 1 I2C_SDA1 PDDO C25 EM SDE DET 2WOL ETH_POWER_ON OPT CE mode 27M ROM to Nand boot 0 0 1 PARB Y R187 AVDD_33SB 4 7K 3 3V_NORMAL CE mode 27M ROM to 60bit ECC Nand boot 0 1 0 zx AN17 PACLE 26 _ 1 SRT A CES ALIN VDD33_VGA_STB PAALE 551 _ 0 NORMAL pectus amelie 1 T oo ur VSS33 AVSS33 VGA STB EMMC gt EMMC_CLK EMMC pins share pins w s NAND EE R158 VDD3V3 ALLS R155 R162 R163 CE mode 27M ROM to eMMC 1 0 0 OPWRSB 10K R157
63. z 2 B aa a m mm z T d 1 eu ES lt z ETE a 1 A N N amp N oz lt MET ae E SN 7 on gre t oo eu e AG m 2 HDMI4_JACK CK _HDMI4_JACK CK OPT 3 3 NORMAL gt DPDC SCL 1 506 1 2V_MHL 1 2V_MHL A 3 3V_NORMAL A A RSVDLl 1 AVDD12 e VDD12 1 2 TXC R3356 gt CK _HDMI4_MHL 10K RSVDL2 3 P CK _HDMI4_MHL RESET TXO SIL_RESET e 4 gt DO _HDMI4_MHL PWR5V DET T TXO odd ee _ 5 IC3304 0 gt D0 _HDMI4_MHL R3351 INT 6 1 1 6V i 6 L1292CNUC Di1 HDMI4 MHL K 4 7K OPT TX1 DDC_SDA_MHL DSDA 7 TX1 C D1 _HDMI4_MHL 5V_MHL DSCL TX2 DDC_SCL_MHL C 8 gt 2 HDMI4 MHL 1530 CBUS HPD TX2 SIL_HPD CBUS lt 9 gt D2 _HDMI4_MHL L OK
64. 0 16 10 28 10 78 03 OC 00 20 00 B8 2D 20 CO OE 01 4F 3F FC 08 10 18 10 06 10 16 10 28 10 78 03 OC 00 30 00 B8 2D 20 CO OE 01 4F 3F FC 08 10 18 10 06 10 16 10 28 10 2 None deep color module 8bit MODEL NAME HEX HDMI1 78 03 OC 00 10 00 80 1E 20 CO OE 01 4F 3F FC 08 10 18 10 06 10 16 10 28 10 HDMI2 78 03 OC 00 20 00 80 1E 20 CO OE 01 FC 08 10 18 10 06 10 16 10 28 10 HDMI3 78 03 OC 00 30 00 80 1E 20 CO OE 01 FC 08 10 18 10 06 10 16 10 28 10 9 Colorimetry Data Block HDMI 1 The Model not supporting XvYcc INPUT MODEL NAME HEX HDMI1 E3 05 00 00 HDMI2 E3 05 00 00 HDMI3 E3 05 00 00 LGE Internal Use Only 4 1 2 20 EDID HDMI EDID DATA _2D Ox00 oo FF FF FF FF FF 00 1E 6D 03 ao 78 OA EE 91 as 54 ac 99 26 oF 50 54 08 oo 31 40 45 40 61 40 71 40 81 80 o1 o1 01 01 01 02 so 18 71 38 2D 58 2C 45 00 ao oo oo oo 1E 66 21 BO oo IB 40 70 36 oo ao OO OO OO 1E OO 1 30 E 00 oo FD 3A SE 1E 53 10 00 oa 20 20 20 20 20 20 o2 03 26 Fi 4 10 oF o4 13 05 14 OS O2 12 20 21 22 15 01 26 15 07 50 09 57 OT o5 oo oo 01 1D 80 18 71 IC 16 20 58 2c 25 o0 ao
65. 013 RE ox gt L3 V13 18 DVSS 9 DVSS_113 W13 AA18 e yis 2 55 0 DVSS 114 nig e sra PYSS 1 DVSS_115 TIS e nia pvss_12 pvss 116 oic p14 2 55 3 DVSS 117 xoa 1 2V CORE ypp3v3 e Ria 2 55 14 DVSS_118 Fic e 0759 15 pvss 119 1 75 e DVSS 16 DVSS U14 AC22 e DVSS 17 pvss_ 4 V14 AD20 D o DVSS 18 DVSS _ D W14 Y23 gi e DVSS 19 DVSS Y14 AA23 e DVSS 20 DVSS _ 18 23 e DVSS 21 DVSS _ N15 V24 DVSS 22 DVSS P15 W23 e DVSS 23 DVSS _ 1 5 DDR 1 5V_DDR c539 9541 0 1uF 16V C509 C511 0 luF 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 GElectronics Eri Tj rj LG ELECTRONICS uk LS SHEET a Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes PLACE JACK SIDE SC ID SC CVBS IN gt sc soc READY FOR FILTER EMI L611 LES 120 ohm C607 C601 EU 100pF 10 EU gt SC 5 IN IF R604 3 5 1
66. 1 _ V OUT IHE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF 15 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC SECRET LGElectronics LG ELECTRONICS MODEL BEIC e LGE Internal Use Only DDR_512MB_SS IC701 1 5V DDR A K4B4A4G1646B HCKO ARA 0 14 gt A RVREF4 RVREF1 A ARA 0 14 1 ARATO R106 1uF M8 N3 ARA 0 0 N3 1k L VREFCA ARA 1 P7 A_RVREF1 1 ARAT2 ARA 2 P3 A A2 R707 El IK 714 VREEDO ARA 4 P8 Ps 70 1uF 1 5 BRAS ARA 5 2 AS ARA 6 R710 240 4 Re ARA 6 R8 6 uz ARA 7 ARA 7 R2 1 5V_DDR 2 Q 8 ARA 8 T8 1 5 DDR Re Baz 181 RATS A 52 ARAT9 AR J R3 9 1 5 D9 L7 ARA 10 10
67. 10v _ 359 5 5 TU S N Q T US KR TW TU SZN 0 T US KR TW MT5398_TS_VAL TP360 R331 LAP o C337 luF R335 1 _ _ 51 TP361 IF N I ECOS MT5398_TS_CLK TP362 10V TU S N Q T US KR TW LGE2122 A2 M13 J_S N Q_T US kKRITW IRQA TP363 PCM WAIT TP364 33pF SC R IN SOC TP365 T S N Q T US KR TW VDD3V3 AM27 AK18 SC L IN SOC _ HSYNC TP376 1 2V_MTK_AVDD AN27 AL18 ADCINN_DEMOD VSYNC TP305 SC_CVBS_IN_SOC 120 RP TP303 sc_coM_soc TP368 C364 AN26 AM20 3 AVDD33_DEMOD GP TP306 SC SOC TP369 N C351 I9 AL19 BP TP304 SC_R_SOC TP370 0 1uF AN28 AN20 AVDD12_DEMOD COM AK19 TP382 SC_B_SOC TP371 SOG 283 5 SOC TP372 5 128 622 TU S N Q T US KR TW um 5 8 0 05 AL27 5533 DEMOD VGA_SDA 22 TEJON DTV MNT_V_OUT_SOC TP373 R332 10K R342 10K AVSS12_DEMOD VGA_SCL TP302 SCART_Rout_SOC TP374 SSS _ lt 355 Close to Tuner C355 cn o SCART Lout SOC TESTS AL21 aba C341 0 047uF SC COM SOC 0 047uF S N Q 22 BLM18PG121SN1D T US PBIP SC_G_SOC PCM_5V_CTL TP377 s TW L2
68. 16W 2 25 F14 25 F14 25 F14 mb K G e D3 K6 G K6 G K6 E R M6 D4 K7 G2 K7 G2 K7 G2 m R z K e M5 D12 K10 G12 K10 G12 K10 G12 R G 7 G13 7 G P7 G13 5 R HI D14 P10 G P10 G14 P10 G R H A6 E H f H H N H2 A7 E2 m H2 H2 H2 N K5 H3 C5 5 D H3 K5 H3 K5 H3 5 E12 H12 H12 H12 m 22 N m H13 EMMC SERIAL 22 E8 E H13 N H H13 es E9 E14 C6 H C6 H14 C6 H EMMC CLK N M g E10 F M4 O J M4 J M4 N J EMMC_CMD gt DAT6 N N4 J2 F10 F2 N4 22 N4 UA N4 22 EMMC RST gt N P3 73 G3 F3 23 23 J3 E z N P J G10 F12 5 gt 7 5 212 5 2 N J H5 F J J gt J N 2 25 F14 214 EY J14 gt J14 2 eMMC serial 100 ohm option K6 G 6 K E 6 K E 6 50 K7 G2 F5 lt K2 F5 K2 F5 F 2 m 1 J gt K10 G12 210 K3 J10 K3 J10 3 AR8100 1 AR8101 1 AR8102 1 K9 2 100 100 100 P G K K K K12 K D 3 o 1 16 1 16 1 16W a o P10 G14 H K K 7 ad od n K14 X K14 zZ 4 lt lt lt H2 c2 E _ B x x x K5 H3 L2 H e e O Mi A C8100 nta 8 E E OPT aO luF H E7 H L Z gt lt fa fa 16v C6 14 G5 L lt md 3 3V_EMMC 3 3V_EMMC J H10 L14 U m m 22 T 0 2 Tm H P5 lt 212 N2 M3 mM d d d rol N5 M7 E E m Et gt H 4 C8105 C8106 lt lt lt lt lt lt lt J14 PA M8 a a a a m a a 102 2 2uF EMMC RESET BALL
69. 300 BLM18PG121SN1D VDDP OFF JAPA e eH ReO e SMARTCARD_RST SD_EMMC_DATA 2 JAPAN JAPAN C6301 C6303 63002 10uF 0 1uFZE 51 JAPA 0 LUF 10V 16V gt SMARTCARD_VCC SD_EMMC_CMD 16V L6301 JAPAN 21 SUB BLM18PG121SN1D gt JAPAN 2 c63027 PRES C6306 Z 0 1uF 0 luF 0 1uF 16V 16V 16V gt m B CAS SLOT _ CMDVCC m 6300 SECRET LGElectronics PORADJ Place CLK far from 2 7 4 and C8 JAPAN R6313 TS 75 ohm in I O is for short circuit Protection RESERVED R6314 1K 3 3 NORMAH N JAPAN 10K R6312 206300 726301 5 JAPAN LG ELECTRONICS 10057542 1311FLF B CAS Slot MUDEL LS EET LGE Internal Use Only RF SWITCH CTL 50 4 o TU RESET2
70. 4 A Ej C6910 ES 0 1uF LNB D6901 MBR230LSFT1G ERMAL GND LNB_OUT 21 CHED GHD comm Au SUY i LNB IC6900 R6903 C6900 C6901 R6900 39K l 8pF Jp 2 2K LNB LNB 6900 1W C6902 C6912 1 16W LNB LNB 0 22uF II 1 LNB 25 LNB A 7 SX34 0 1uF am ED a 40V Q 4 lt a d e e of al al x 5 H 05 lt a FE t T O ose GND A GND N Surge protectioin E T 0 E Os oO e LNB Pe NACE BO NAE LNB LNB TX st A O N H I2C_SDA4 THB A SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF 15 SECRET ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC LGElectronics Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes LG ELECTRONICS 4 IHE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X R
71. 463518690 ow Side by side half Secondary HDTV 1080P eo C2 9 N N N X a A 1 I zx N jo N Copyright 2013 LG Electronics Inc All rights reserved a 10 LGE Internal Use Only Only for training and service purposes 7 2 HDMI Input 1 3 2D to 3D Side by Side Half 6 1920 1080 28 12 74 25 HDTV 1080 foe Ge Cee Oca 1920 1080 3375 30 00 74 25 HDTV 1080P 2D to 3D Side by Side half 1920 1080 67 50 60 00 148 5 HDTV 1080P OOS SSSXWIT 6750 eoo 48s HDTv1080P Top amp Bottom Checkerboard Single Frame Sequential 192071080 56 25 148 5 HDTV 1080P Row Interleaving Column Interleaving 7 3 RF Input 3D supported mode manually 2D to 3D HD b Side by Side Half Top amp Bottom 576P 7 4 RF Input 3D supported mode automatically Side by Side Half Frame Compatible Top amp Bottom 7 5 USB Input 3D supported mode manually H freq kHz V freq Hz Pixel clock MHz 3D input proposed mode 2D to 3D Side by Side Half 1 192041080 3375 30 74 25 PPP COMO Row Interleaving Column Interleaving Photo side by Side half Top amp Bottom 640 350 720 400 640 480 Others 800 600 20 to 3D 1152 864 1280 1024 3D supported mode manually amp automatically Copyright 2013 LG Electronics Inc All rights reserved 211 LGE Internal Use Only Only for training and service purposes 7 6 HDMI PC Input 3D supported mode m
72. 5 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR IHE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC Copyright O 2013 LG Electronics Inc All rights reserved Only for training and service purposes JAPAN HOTEL IC6801 MAX3232CDR 41348201 DOUT1 JAPAN_HOTEL R6820 100 JAPAN_HOTEL JK6800 PEJ034 01 JP6800 JAPAN HOTEL R6821 100 JP6801 1 DIN1 gt 5 DIN2 ROUT2 SECRET LGElectronics gt soc TX OPT ZD6802 ADUC 20S 02 0101 V LG ELECTRONICS 206803 ADUC 205 02 0101 LGE Internal Use Only DVB S2 LNB Part Allegro Option LNB ee ee s ee ER Gs ee ee s ss ss Input trace widths should be sized to conduct at least 3A 3A Ouput trace widths should sized to conduct at least 2 i 12V 2A D6904 1 Max 1 3A 40 LNB_SX34 Y D6902 EN LNB D6904 40V LNB_SMAB34 c6909 10uF 6905 6906 25V 10uF 10uF LNB al if 25V LNB LNB LNB LNB T e 5 close to Boost 1 8 A GND 90 e Cm a close to VIN pin 15 Caution need mselated GND 2 2 EHE 2 8690
73. 5 C2416 0 luF 15K Site 0 luF aw LUE 3300 16v i 5 16V 10 50V w 5 50V M 5 E 3 Vout 0 765 1 R1 R2 Vout 0 8 1 R1 R2 a jj Vout 0 827 1 R1 R2 1 521V 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 GElectronics MODEL DALE LG ELECTRONICS GHEET Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Renesas MICOM p Debug 3 5V_ST 98 els x b 7 MICOM_DEBUG 2 e o Don t remove R3014 a 23000 254 15 not making float P40 12507WS 04L o 5 EN e gt MICOM DEBUG e MICOM RESET a eum eum eum D s D P D G D D D D D D D s I I I I I I I I I I I I I I amp GP4 High MID Power SEQUENCE ER ON OFF VY ER ON OFF2 1 ER ON OFF2 2 ER ON OFF2 3 VY ER_ON OFF2_4 MICOM MODEL 10K 10K 10K 10K 10K MICOM_GED R3006 R3002 MICOM_H13 R3003 MICOM_NC4_
74. 5 C2426 2428 R2416 1 50V P DET BOTH 12 24V E 22uF 2205 10uF 15 100 P_DET_BOTH_24_3 5V re P BOTH 12 24V m 10V 10V iu DET BOTH 24 3 5V iore ADV 2 GND L2406 u F O W D i l POWER_ON OFF1 _ BLM18PG121SN1D POWER 2_1 POWER ON OFF2 2 12V 3 5V_ST e POWER_ON OFF2_3 A POWER_ON OFF2_4 C2417 POWER_ON OFF2_3 P_DET_ONLY_12V our R2410 R2413 35V 50 R2439 2 7K 0 1152292 EFC EB 10K NCP803SN293 amp 1 5 C2427 P DET BOTH t SIT 0 1uF di R2438 16V gt e c2411 R 2 452 P DET ONLY 12V R2409 LK C2424 1 150pF 50V P DET BOTH 12 3 5V R2416 100K not to RESET at 8kV ESD Vout 1 222 1 R1 R2 Lo 1 DET B TH 12 3 5V NCP803SN293 P DET BOTH 24 3 5V RAAI e e e P DET BOTH 12 3 5V 24V 3 0 1uF a P DET BOTH 12 3 5V 12 gt 3 P BOTH 24 3 5V ore ae Suay ST DDR 1 5V DDR 1 5V ig D POWER ON OFF2 1 55 V NORMAL da UN x gt gt
75. 6 AL22 te HP LOUT L up Lour fU 5 N Q T US KR TW S 35 PRIP 5 SC R SOC SC DET TP378 SS E M AM21 gt SC B SOC HP OUT Close to MT5369 TP300 1 Panel 2 e Sovi sc 5 2342 AJ27 AM23 0 01uFpgC371 51 R361 0 22uF COMO 10v AK27 AL23 0 01 4 4 372 51 R362 For PCB Pattern ar24 0 0142 C373 51 R363 PR0P COMP1 COM SOC N27 AN23 0 01uF C374 51 R364 05 12 CI YOP COMP1_Pb_SOC N26 AK23 1500pF C375 OSDA2 soyo lt 1_ _ 0 COMP1 Y AV1 CVBS SOC AH24 0 R349 Y AvI x VDACX OUT Joe 4 e J aves ERA 8320 4 gt DTV MNT V OUT SOC HP OUT SC CVBS SOC gt YDSCY OQT EU zar L302 VDD3V3 For Patt 26 AvDD33_vIDEO Po HP_ROUT_AMP gt z etrerm R341 100 C3604 0 047uF AM25 Wis x 1_ 1_ _50 CVBS2P HP_OUT R340 100 C3599 90 047uF AH26 C331 TU gt CVBS1P TU A GLOBAL 6 7 TU GLOBAL 6 7 25 AN18 0 22uF CVBSOP 12 RGB 10v C361 luF AJ26 1 2V lf 5 COM Nezr the SOC VDD3V3 AM26 AC19 P4 i AVDD33_CVBS AVSS33_VDAC_BG AK17 L C382 S G 0 1uF AVSS12 RGB AE20 AVSS33_VDAC Place at JACK SIDE THE 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 SPECF
76. 84 9 120 265 263 280 LGE Internal Use Only 4 3 Local Dimming Function Check 2 When 3D OSD appear automatically then select OK key Step 1 Turn on TV eu rone Step 2 At the Local Dimming mode module Edge Backlight moving right to left Back light of IOP module moving Step 3 Confirm the Local Dimming mode Step 4 Press exit key 10 Local Dimming Demo Edge LED Model 3 Don t wear a 3D Glasses check the picture like below O K 4 6 Wi Fi Test 4 4 Magic Motion Remote control test Step 1 Turn on TV m Results are automatically marked in Instart OSD after Step 2 Select Network Connection option in Network Menu through the AP Magic Remocon Equipment on the line Wi Fi Magic Search Wi FilMagic Search Network Status Wi Fi Direct K General Inspection Automatically check E oe mE for shipment mode _ Wi Fi Screen Share e AP Magic Remocon e E NetCast4 0 Equipment E IN START aly 2 ADC Data _ BE o0 3 Power Off Status nity Group Press 4 System 1 Country Group Code 5 System 2 cah Group 6 System 3 Cou 7 Model Number D L 8 Test Option 9 Spread Spectrum Tool Option 10 Sync Level Tool Option2 11 Stable Count Tool Option3 12 SDP Server Selection Tool Option4 13 RF Remocon Test Tool Option5 14 Tool Option6 Tool Option Component 5 RGB
77. 89 wd 5V HDMI 3 JACK lt dos 15 2s _ _ 5 HDMI 1 RX 2 lt D2 _HDMI3_JACK PMIC RESET yg 9989 KEA gt TXDCLKN m R 1K AA TE RE M 2D 3D CTL gt TXDCLKP 5V_HDMI_1_soc lt vas HDMI_2_PWRSV HDMI_1_RX_2B D2 _HDMI3_JACK 3D us 12959 ABl R307 a MODEL 2 gt TXD2N 5VBUS 4 HDMI 3 PWRSV HDMI 1 RX C CK _HDMI3_JACK 120810 AB2 a 7 lt 1 gt TXD2P HDMI 1 RX CB lt CK _HDMI3_JACK PCM 5 ES TCON11 325 AD29 USB CTL2 TCON12 gt TXD1N ADT 1 0 AAA HDMI_HPD_3_JACKC TD HDMI 1 HPD HDMI 2 RX 0 HDMI1 SOC 1 2V AVDD v3 TXD1P HDMI HPD 1 SOC C HDMI 2 HPD HDMI 2 RX 0B D0 HDMI1 SOC Y4 gt TXDON v29 C gt TXD0P 41 2V HDMI_HPD_4_MHL lt HDMI 3 HPD HDMI 2 RX 1 lt D1 _HDMI1_soc dr 2 MTK 7 e HDMI 2 RX 1B D1 HDMI1 SOC 245 m ANS AVDD12 LVDS 1 Aga 2 1 A eo 3 AVDD12 LVDS 2 gt TXAAN t nas AVDD12_HDMI_0_RX HDMI 2 2 D2 1 SOC 0 1uF 0 1uF VDD3V3 AN3 a AH2 303 C306 12 HDMI 1 RX HDMI 2 RX 2B lt 2 1 SOC AVPD12 LVDS_3 AG3 L 7 gt 00276 0 1 Pap AVDD12_HDMI_2_Rx HDMI_2_RX_C J 1 SOC AVDD33_LVDS gt TXA3P AVDD12 HDMI 3 RX HDMI 2 RX CB CK HDMI1 SOC C347 APs 0 102 gt TXACLKN AF4 CI_ADDR 0 14 AH33 930 5 7 TXACLKP 2S AVDD33 HDMI HDMI 3 RX 0 31 lt 0
78. 8PIN R3013 MICOM_PDP R3007 MICOM_TOUCH_KEY R3010 MICOM_LOGO_LIGHT 10K R3007 1 56K R3007 2 22K WV MICOM_OLED_MAIN MICOM_OLED_FRC 10K 10K 10K 10K 10K 10K R3000 MICOM_M13 R3005 MICOM_NON_GED R3008 R3001 R3004 MICOM_GP3_12 15PIN R3012 MICOM_LCD OLED MICOM_TACT_KEY MICOM_NON_LOGO_LIGHT rj F SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF 15 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR TH I E CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC Copyright O 2013 LG Electronics Inc All rights reserved Only for training and service purposes 2 SCL MICOM 2 5 MICOM EDID_WP lt PANEL WOL WIFI POWER O IR HDMI CEC POWER ON OFF2 2 POWER ON OFF2 34 EDID WP lt gt RL ON gt SCART_MUTE gt POWER ON OFF2 4 Q ST or o a n E n o x3000 a p 8 32 768KHz po EU 45 3 5 ST HDMI_WAUP HDMI_ T
79. ADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF 15 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR I Copyright O 2013 LG Electronics Inc All rights reserved Only for training and service purposes IHE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC LVDS_51PIN P7100 I i LVDS OUTPU Connector 2 3 R7100 33 gt I LGD_2D 3D_CTRL LVDS_SEL 7105 33 I2C 8 1 3 3V NORMAL BOX R7106 33 i20 oT 65 MIRROR 0 R7109 R7101 mE 3 3K LVDS SEL j z LVDS_SEL_HIGH C R7107 33 DIMIi R7102 C LED T Con Scanning 10K R7110 33 LVDS_SEL_LOW L DIM_ENABLE a AUO_L D_EN R7108 33 GND OPC EN gt I TXA1N I TXA1P TXA2N TXA2P I GND RACLKN I TXACLKN RACLKP TXACLKP I GND I lt Jana A I lt I TXA4 TXA4P GND e S SEL BIT_SEL RBON lt 1 R7103 I RB0P 10K SEL LOW RBIN lt TXB1N RB2N TXB2N 2 2 GND RBCLKN TXBCLKN RBCLKP TXBCLKP GND I lt lt TXB4 TXB4P i 4 PANEL VCC i 5 17100 BLM18SG121TN1D LVDS 51PIN I C7100 C7101 C7102 ur 1000pF 0 luF 16v 50V 50V OPT OPT OPT I e e SECRET
80. ADLC 55 02 015 Im e e re a R3330 R3336 1K 4 7K GNOD Y_SHIELD x 2 R3331 Sp 03303 1K HP DET shy HDMI_HPD_3_JACK ga T 5y R3327 B 100K E GND D rH x DDC DATA d a ROSAS 199 DDC SDA 3 JACK e e DDC CLK n s R3329 100 cu pu gt SCL 3 JACK RC mo eo HDMI ARC M e M ga ga CE_REMOTE TO wa CEC_REMOTE B A ay CET D3320 RCLAMP0524PA GND 1 10 S EN 1 d gt CK HDMI3 JACK 7 gt CK _HDMI3_JACK 15 DO 3 8 7 OLEND gt D0 _HDMI3_JACK lt _ 5 6 m D0 _HDMI3_JACK DO OPT Di D3321 RCLAMP0524PA D1_GND 1 10 1 1 5 gt D1 _HDMI3_JACK gt D1 _HDMI3_JACK Dac 3 8 4 7 525 GND 4 E gt 2 HDMI3 JACK gt 2 HDMI3 JACK D24 JK3303 51U019S 312HFN E R B LIG U I HDMI1 THE I SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR I IHE I WHEN SERVICING IF 15 Copyright O 2013 LG Electronics Inc All rights reserved Only for training and service purposes CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC OPT 3 3 NORMAL x 5 M TRS O lt lt lt lt lt 5 D 5 5 E H H H s Et Ex Ste
81. Adj Map Applied Model LD33B Chassis ALL MODELS Adi item Command Data Range Default lower caseASCII Hex Decimal 01 CMD2 MIN j 4 00 BGan 100 CO LGE Internal Use Only 4 2 5 Adj method 1 Auto adj method 1 Set TV in adj mode using POWER ON key 2 Zero calibrate probe then place it on the center of the Display 3 Connect Cable RS 232C to USB 4 Select mode in adj Program and begin adj 5 When adj is complete OK Sign check adj status pre mode Warm Medium Cool 6 Remove probe and RS 232C cable to complete adj W B Adj must begin as start command wb 00 00 and finish as end command wb 00 ff and Adj offset if need 2 Manual adjustment method 1 Set TV in Adj mode using POWER ON 2 Zero Calibrate the probe of Color Analyzer then place it on the center of LCD module within 10 cm of the surface 3 Press ADJ key gt EZ adjust using adj 7 White Balance then press the cursor to the right key P When right gt is pressed 204 Gray internal pattern will be displayed 4 One of R Gain G Gain B Gain should be fixed at 192 and the rest will be lowered to meet the desired value 5 Adjustment is performed in COOL MEDIUM WARM 3 modes of color temperature f internal pattern is not available use RF input In EZ Adj menu 7 White Balance you can select one of 2 Test pattern ON OFF Default is inner ON By selectin
82. C gt gt Ready For commercial Audio_R_OUT TP344 OMP1 AV1 DVI_L_IN_soc AIN4_L_AADC AL2_ADAC Ready For commercial Audio_L_OUT ae eas 345 T TP346 5398 TS IN 1 TP347 MT5398_TS_IN 2 TP348 Close to AVDD33_ADAC amp AVDD33_AADC AVDD33_ADAC 2o33 MT5398_TS_IN 3 TP349 AC23 E f vpp3v3 N AUSSSH ADAC gt sPDIF OUT MT5398 TS IN 4 TP350 AVDD3V3_AADC A L304 AVDD3V3_AADG J32 12 arc MTS398_TS_IN 5 TP351 TO 65 53557 tT gt AVDD3V3_AADC 33 Med MT5398_TS_IN 6 n 202 5 C362 2 MT5398_TS_IN 7 e ni Tur AVSS33 AADC ALIN clo TP353 V iov ASPDIFO 5 5 2 6 TUNER SIF gt AN31 27 C_ID_SOC TP354 yf VMID_AADC ASPDIF1 ES 66 ia CI_CD2 TP355 C352 0 01uF AH25 AOBCK Faso R367 100 CI_CD1 TP356 Close to MT5369 35 m x Romo ss AUD LRCK 2 TN TU A GLOBAL 6 7 BELO See 199 gt AUD MASTER CLK TU_S N Q_T US KR TW R339 5 AOMCLK R371 PCM_IOWR TP358 312 2 2K AOSDATA4 PCM_RST 307 2 d RS TP Close to Tuner C358 5564 AOSDATA3 387 c389 lm c396 T luF AJ8 Don t use as GPIO 220 TT22pr 22pF D2 33pF PCM REG TP308 TU S 8 g T US KR TW 33pF 10 AOSDATA2 is OUT n jon _ TP309 u AOSDATA1 amp iK E R334 ANE AJ10 e MT5398 TS SYNC TP310 IF_P AOSDATAO 0336 Slur PCM WE a TU_S N Q_T US KR TW o 52
83. C Defect Un repairable Cases In this case please exchange the module Horizontal Block Gate TAB IC Defect Copyright O 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 47 88 Standard Repair Process Detail Technical Manual Error symptom Content Check front display LED Ll Buttons screen speakers 5 9 amp D uot Remote control sensor LG Logo Light Only LAG4 LAG6 wer Indicator Only LAb2 Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 48 88 Standard Repair Process Detail Technical Manual B Power error _No power a 2012 12 06 Content Check power input voltage and ST BY 3 5V L A18 For 10 models there is no voltage out for st by purpose When st by only 3 5V is normally on Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes Check the DC 24V 12V 3 5V 24 Pin Power Board lt gt Main Board x SMAW200 H24S E eo n se oe L DIM0_MOSI L DIM0_SCLK LGE Internal Use Only 49 88 Standard Repair Process Detail Technical Manual Error symptom Checking method when power is Check power is high 24 Pin Power Board Main Board SMAW200 H24S 1 Poweron 2
84. CHEMETIC Copyright O 2013 LG Electronics Inc All rights reserved Only for training and service purposes di SIDE 33K HP OUT MTK HP ROUT HP MUTE SECRET LGElectronics 10 Te 3 3V_NORMAL HP OUT C6102 luF 10V HP OUT H13 6109 1 18 TT IC6100 TPA6138A2 yenit INL HP OUT MTK C6109 HP OUT 180pF HP OUT C6101 R6104 R6101 luF INL HP OUT 43K 10K 18 our e II HP_LOUT_MAIN C6106 1 R6102 OUTL 10 33K 50V HP OUT MTK HP OUT H13 e gt HP LOUT R6102 1 mus 43K 3 3V_NORMAL 22 A o 2 16100 e 120 ohm vb BLM18PG121SN1D We ok HP_OUT tr 66165 C6107 LUE 0 luF 10V 16V LG ELECTRONICS MODEL BLOCK D ALE HEE 6 2011 09 29 1 LGE Internal Use Only CI POWER ENABLE CONTROL 5V NORMAL A Dd S AP2151WG 7 5V CI ON C6210 Tum 25 CA CI R6219 R6217 TOR 100 CI PCM 5V CTL R6218 10K GI 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 PES ELECTRONICS BLOCK THE LGE Internal Use Only MODEL s Copyright O 2013 LG Electronics Inc All rights reserved Only
85. CI A ADDR O CI 5 DATA 0 X 30 CT_A_DATA O 31 CI_A_DATA 1 5V_CI_ON CI_TS_DATA 1 lt 1660085 32 DATA 2 A TS 21 lt 1 CI CI_CD2 C R928 100 73 R937 10K 34 ORT 8925 p CI IN TS VAL 1 CI IN TS CLK lt CI_IN_TS_SYNC TH 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 GElectronics Eri Tj MODEL rj LG ELECTRONICS ik HEE p Copyright O 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes FROM LPB amp PSU s HDMI LEAKAGE Workaround 2 Default with HDMI LEAKAGE 1450mA gt 3 5 ST hose cron PANEI POWER L2408 02401 a o R2408 BLM18SG121TN1D R2454 0 RL ON 10K 1 S e PANEL VCC F 1 16W 02407 A T 2 P2400 5 AO3407A B SMAW200 H24S2 A 3 3V NORMAL 62365 5 A K R2426
86. CIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF 15 SECRET LG ELECTRONICS MODEL DATE ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC GElectronics Copyright O 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes BLOCK L5404 1 10 0uH Audio Coil TAIYO NRS6045T100MMGK L5405 1 pr Audio Coil TAIYO NRS6045T100MMGK DUAL COMPONENT 3 3V_NORMAL AMP_RESET_N 54025 A hd 10 0uH 55415 AP Audio Coil TAIYO 01801 1ST OTRIY80001A 2ND OTR387500AA so L gt 59029 PEDOMMSIS e 29401 3 15403 1 BLM18PG121SN1D PEN 10 0uH Teo VA Audio Coil TAIYO AUD MASTER CLK o W NRS6045T100MMGK u 24V 24V_AMP 4 1 dud C5418 C5420 C5422 C9424 0 01uf C5414 Dd E Os TUF 10uF 5413 50V 50
87. CR JE I Eon 0 1uF e Neb 6 DVSS 29 P 514 517 C523 C520 C532 ae 7 DVSS_30 C503 C505 C507 ZZ C508 10uF 0 10 5 0 11 0 1uF ALS 15 10uF 10uF 2 2 2uF T T e 8 DVSS_31 B A ES T e 9 pvss_32 1 e e EKE 0 pvss_33 e DE 1 pvss 34 e E 2 pvss 35 e E 3 pvss 36 e 4 pvss 37 71 e 5 DVSS 38 1 16 e 6 DVSS 39 P11 AB16 e 17 7 _40 xo e 8 pvss_41 rr e um pvss 42 e 5 pvss 43 77 1 55 44 3 5 ST WAKE 115 55 45 i16 2 AVDD_33SB L17 DVS8 46 715 A 5 55 47 715 OPT e 5 pvss 48 L503 e pvss 49 715 BLM18PG121SN1D e pvss_50 v e 9 19 e y pvss 51 17 e DVSS 52 GET W AA17 1 2 CORE 1 2 AVDD e DVSS_53 1502 A A Y AB17 BLM18PG121SN1D L504 AA DVSS_54 9 BLM18PG121SN1D DVSScv I cea AY e es pvss 56 fz73 C504 5506 C518 R23 DVSS_57 x24 0 1uF 0 1uF 10uF e 5 DVSS 58 E z x ES 55 59 e os DVSS 60 I7 e E DVSS 61 ia e DVSS 62 m T AG6 DVSS_63 517 T AH6 64 e DVSS_65 2 AE7 DVSS_66 5720 T AF7 55_67 POWER ON OFF1 Tu e MUS pvss 6s F AVDD_33SB gt DVSS 69 IC500 AD8 Y20 3 5 ST 3 5 ST WAKE e DVSS 70 A 3 5 ST WAKE A AP2121N 3 3TRE1 AF8 AA20 A DVSS_71 AF8 R19 e DVSS 72 VIN
88. Check whether the key was downloaded or not at In Start menu Refer to below 1 DeviceCN 2222222 aH gt Check the Download to Cl Key value LGset LGE Internal Use Only 3 5 1 Check the method of Key value 1 Check the method on Instart menu 2 Check the method of RS232C Command 1 Into the main ass y mode RS232 00 00 CMD 1 CMD 2 Data 0 L 2 Check the key download for transmitted command RS232 ci 00 10 CMD 1 CMD 2 Data 0 L 3 Result value Normally status for download OKx Abnormally status for download NGx 3 5 2 Check the method of Cl key value RS232 1 Into the main ass y mode RS232 aa 00 00 CMD 1 CMD 2 Data 0 L 2 Check the mothed of CI key by command RS232 ci 00 20 CMD Data 0 L 3 Result value i 01 OK 1d1852d21c1ed5dcx Key Value 3 6 WIFI MAC ADDRESS CHECK 1 Using 5232 Command Vfeq Hz 201 1 or NG 2 Check the menu in start INSTART UTT 4 APP History Ver 25682 Eye Q Gain 5000 PQL DB LGD_ALEF 512173 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes 15 4 Manual Adjustment ADC adjustment is not needed because of OTP Auto ADC adjustment 4 1 EDID DATA 4 1 1 3D EDID HDMI EDID DATA _3D 0407 o FE FF rr rr FF FE o iE For ao
89. D0 3 8 4 7 0 GND D0 1 SOC E 5 6 E e gt D0 _HDMI1_soc DO Di OPT D1_GND D3318 H RCLAMP0524PA 1 HDMI_EXT_EDID 5 1 SOC 5V_NORMAL A A D2 gt 1 1 SOC C D1 _HDMI1_soc MMBT3904 NXP ane D2_GND 03313 B E 2 gt 2 HDMI1 SOC A q a gt D2 _HDMI1_soc TOSS w 206200 M24C02 RMN6T a D3300 em JK3300 0 4 5100195 312 gt 5 El WC a a Gi HDMI2 R3319 x x E2 SCL 22 5 u HDMI EXT EDID 2 R3320 m E vss SDA 22 HDMI_EXT_EDID SECRET LGElectronics LG ELECTRONICS 1 2V_MHL 1 23V_D_Demod A A L3302 BLM18PG121SN1D TTR ON TU H N S T US Close to SIL1292 C3316 C3320 50 108 LIO luF 16v 16v 3 3 NORMAL 5V NORMAL 5 MHL L330 BLM18PG121SN1D C3311 C3318 0 1uF ZZ0 1uF 16V 16V C3321 o ur 16v 5V MHL R336 10K HDMI DET e E3357 10K 5 03310 MMBT3904 NXP MHL DET 4 _ lt 0 Current Limit 5VBUS A IC3301 5V MHL TPS2051BDBVR OUT e cass C3315 R3359 GND oe 0 lur 10uF 16v 100 E MHL DET N m m x eo OCP lt J 5V_NORMAL
90. DCP 1 4 Rx Yes v 23 CNTV Yes China Smart TV Only CNTV ID BR 98 23 CNTV Yes China Smart Only CNTV ID 28 OChanged Item Separate HDCP check box HDCP 2 0 Tx HDCP 2 0 Rx HDCP 1 4 Rx Copyright O 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 16 88 Contents of LCD Standard Repair Process No Error symptom High category Error symptom Mid category Video error Video error video lag stop fail tunning 3 4 Color error Vertical Horizontal bar residual image light spot external device color error No power Power error Off when on off while viewing power auto on off No audio Normal video C Audio error Wrecked audio discontinuation noise No response in remote controller key error recording error memory error e _ Circuit noise mechanical noise wee u O neworeenor detect 15 First of all Check whether there is SVC Bulletin in GCSC System for these model Function error 11 12 13 14 Copyright 2013 LG Electronics Inc rights reserved LGE Internal Use Only Only for training and service purposes 17 88 Contents of LCD Standard Repair Process Detail Technical Manual A Video error_ No video Normal audio Power Board voltage measuring method AA input signal strength checking method s
91. HDTV 720P r Side by side half Primary HDTV 720P Frame packing Primary HDTV 720P 44 96 45 59 94 60 148 35 148 5 Side by side Full HDTV 720P Top and Bottom Secondary HDTV 10801 39 9480 TAABI gt HM Side by side half Primary HDTV 10801 Frame packing Primary HDTV 10801 67 432 67 50 59 94 60 148 35 148 5 Field alternative HDTV 10801 33 72 33 75 59 94 60 148 35 148 5 Side by side Full 10801 1920 1080 28 125 50 00 74 25 Top and Bottom Secondary HDTV 10801 Side by side half Primary HDTV 10801 Frame packing Primary HDTV 10801 20 43 me s EX Field alternative HDTV 10801 28 125 50 00 1485 20 Side by side Full HDTV 10801 Top and Bottom Primary HDTV 1080P Side by side half Primary HDTV 1080 Frame packing Primary HDTV 1080P Top and Bottom Secondary HDTV 1080P 5 zo t 125 Side by side half Secondary HDTV 1080P 1920 1080 e 26 97 27 23 97 24 148 35 148 5 Side by side Full HDTV 1080P Frame packing Secondary HDTV 1080P 28 12 148 5 33 Side by side Full HDTV 1080 Top and Bottom Primary HDTV 1080P EN Side by side half Secondary HDTV 1080P Frame packing Primary HDTV 1080P 33 716 33 75 29 976 30 00 148 35 148 5 34 Side by side Full HDTV 1080 Top and Bottom Primary HDTV 1080P ic LEN Midi EN Side by side half Secondary HDTV 1080P Top and Bottom Primary HDTV 1080P SIT EDI 1
92. ICOM WOL CTL Copyright O 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 8 Panel Interface Block Diagram PANEL VCC 12V r a 6 AL 50 2 7 0 L TT eska TIL I TL TL HH 722 Ji j o pf HR II AL LL eee i ee gt J muU gt I s VL WYK 5 gt uu 1 6 9 i i x 2 Q OVE a Q CH4 ____ EPICH6 EPI LOCK6 SOURCE GMA4 GMA5 GAM7 GMA12 GMA14 GMA15 Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 9 amp Level Shift Bloc Diagram PANEL VCC Buck 1 converter VCC Buck 2 converter Vcore Buck 3 converter HVdd Buck 4 converter VCC18 Positive Charge Pump Controller Negative Charge Pump Controller 6 Ch Gamma Buffer DAC output Vcom reference amp gain Reset Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes Boost Converter GA Vcore HVdd VCC18 SWN A VGL CTRLN Diode SWP CTRLP 4 5 7 12 14 15 VCOM P VCOM_N VCOM LOOP RESET TR VGH Diode LGE Internal Use Only 10 USB WIFI U
93. IED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC 3Electronics ELELTRONILS LULK n NE Copyright 2013 LG Electronics Inc rights reserved LGE Internal Use Only Only for training and service purposes IC105 LGE2122 A2 M13 1 2 CORE L11 R15 e NIZ 1 DVSS_24 mm 1 2 CORE e Y 2 pvss_25 rs 1 2V MTK CORE 5600mA e 3 43 3V NORMAL VDD3V3 m OUT OPT AGS DVSS_26 vis 60mA e 4 DVSS 27 EE M 5 15 4 BLM18PG121SN1D C527 4 535 5 5 28 os
94. K DISCHG VGH_F az GCLK 1 16W TXACLKP C7717 gt MCLK A 15pF ODD lt MCLK TXACLKN 50V TPS65198 bs EVEN GST 4 VGH_EVEN lt GST R7735 7701 z5 100 VST m EBT BO 1 16W Tos R K TXA1P R7719 0 RESET VSENSE e gt RE RST X e 1 16w TXALN R7704 47 1 16W FROM 5065 soc cst DIsCHG CO GND 7736 eee 190 R7743 0 T bd BARN Dien 57 259 1 16 FROM SOC W VDD PANEL VCC OPT e 7718 VGL R7716 0 VGL R7751 R7753 15 1 16W 15K La EPI_LOCK3 Soy OPT b es i 1 16W 17160 1 16W 1 16W ORT EPI LOCK6 SOURCE R7752 R7754 I ij 1 1ew 17 Lew 1 16 luF GMA18 25V 121 GMA16 R7705 47 D MCLK_SOC O MCLK VCOM_P GMA15 1 16W 67741 C7743 FROM SOC our luF VCOM_N GMA14 16v 25V e VCOM LOOP UT C7719 R7731 100 1 15pF 1 16W GMA10 JON 9 g VDD GMAT E A D7702 GMA5 0 R7706 47 e RINGA 14 GMA4 GCLK_soc gt GCLK Tro 1 16W ol FROM SOC Ress C7744 C7749 TON 1 C7720 1 16W 1 16W luF luF 15pF OPT 50V 50V 50V FL8S050HA1 us VH VGH P7703 ES A EPI SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF 15 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR Copyright 2013 LG Electronics Inc All rights reserved Only for training and service p
95. N INDONESIA DCDC 6pin 1 25mm 3 3 1 2V RX TX Switch lt gt 1 pM3030 05 DN Crystal 20MHz Copyright O 2013 LG Electronics Inc All rights reserved Only for training and service purposes 10 88 BCM43236B lt gt Switch DM3030 010 1 2V Antenna 2 4G 5G Antenna 2 4G 5G USB interface LGE Internal Use Only WIFI Built ass y Specification Frequency Band Draft 802 11n Radio 2 4 GHz 802 11g Radio 2 4 GHz 802 11b Radio 2 4 GHz USA Canada IC Europe ETSI Operating Channels IEEE 802 11b g n compliant 11 channels US Canada 13 channels ETSI 14 channels Japan Transmit Power and Sensitivity TX Output Power Typical Meet emission standard 11b 17 2 dBm 115 14 2 dBm 54Mbps Each chain lin 13 2 dBm Each chain Rx Sensitivity Typical 69dBm at HT20 m7 2 4GHz 87dBm at HT20 m0 2 4GHz 69dBm at HT20 m7 5 0GHz 87dBm at HT20 m0 5 0GHz Modulation DBPSK 1Mbps DQPSK 2Mbp S 5 11 Mbps Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes 2412 2462MHz Ch1 Ch11 2412 2462MHz Ch1 Ch11 2412 2472MHz Ch1 Ch13 2412 2484MHz Ch1 Ch14 11 88 5 6 9 Mbps QPSK 12 18 L6 OAM 21 24Mbps 641 OAM 4248 54Mpb and above Current consuuptiont SV DC Full load 430m Operating Temperature 0 60 C ambient Storage Temperature 20
96. N4_R_AADC JK4600 JK501 y lo DVB only Wassanananananananananananfuananananananananananananananananananananunias SCART E L 16 Im gt AOMCLK AUD MASTER CLK SC L IN SC R IN LSCLIN SCRIN L AADC AUD LRCH _ P AI R AADCI LUDLRCK AOLRCK 4P WAFER AUD_SCK IC8101 L JK4600 DVB only I2C SDA1 Audio t STB SDA NTP7513 Hear EEHEEEEHEHEHEEHEERHEERHEEEENR 1 STB _ Sot A OPCTRL4 21 29 I IAMP_MUTE 1 000 SIF SIDE HP MUTE v 6100 ALO ADAC HP L ROUT MAIN HP L ROUT AMP ARO ADAC TPA6138A2PWR JK3700 SPDIF OUT ASPDIFO JK3602 Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 7 HDMI DDC SCL 1 SOC S DDC_SDA_1_SOC HDMI TMDS Link 80115 _ _ DDC SCL 2 JACK DDC SDA 2 JACK ALOWSY 232 TMDS Link 8bits 2 5 4 DDC SCL 3 JACK I2C SDA4 DDC SDA 3 JACK SIL1292 TMDS Link 8bits TMDS Link or MHL Link HDMI CEC MHL DET X tal 32 768kHz RENESAS M
97. ONENTS IN THE SYMBOL MARK OF THE SCHEMETIC GElectronics ELELTRONILS BLOCK Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 3 5 ST WAKE 411 BLM18PG121SN1D O 4A WIF 3 3V_NORMAL 20 ohm L4112 BLM18PG121SN1D R4117 R4118 10K 10K TE R4113 ie 100 P4102 lt e 10V 16V 12507WR 08L WIFI WIFI WIFI OPT R4114 TEN 100 Bey KEY2 lt L T For C410 C4102 ae M REMOTE amp WIFI WAFER ol nr Be 24100 4100 5 6 3 3V_NORMAL AMOTECH CO 3 5 ST u 7 SMAW200 H12S2 L4113 es 120 BLM18PG121SN1D M REMOTE AY es lt 4121 TT o iuF R4125 10 REMOTE C4104 n 1000pr LED R 50V LED_R Place Near Micom e WIFI DM R4135 100 M REMOTE gt RTS 1 0 0 RELI C4125 M_REMOTE 1 0 0 1000 22 50V LOGO LIGHT 8722 DP 1 1 6W EYE_SCL LOGO_LIGHT EYE_Q_10P 14105 B LOGO_LIGHT
98. OPT OPT 1 470K 560pF 100pF N o a 50V 50 e e a o 1608 sizs For EMI Pr B372 COMP1 SOC A C385 392 R353 o SNMP Ir 75 10pF ad 50V EMI 50V M 50V ORT bd 2 2 lt 95 LGE2122 A2 M13 IC105 Yi gt 2122 A2_M13 Y2 G E 1 gt TXC4P W3 2 gt TXC3N W 3 gt TXC3P v26 gt TXCCLKN HDMI_CEC TP381 HDMI_CEC HDMI 0 RX 0 v4 gt TXCCLKP HDMI 0 RX 0B n gt TXC2N 2527 1 0 5 1 HDMI 0 RX 1 v2 d N 2 gt 2 DDC_SCL_3_JACK 771 nade HDMI_1_scL HDMI 0 RX 1B U3 gt DDC SCL 1 SOC lt Wo HDMI 2 SCL HDMI 0 RX 2 UA MODEL 8 gt DDC 5 C HDMI_3_SCL HDMI 0 RX 2B _ _ mag Toone B MODEL_OPT_9 TCON1 CO TXCON Rae HDMI 0 RX C W6 T4 2 MODEL_OPT_10 gt TXCOP 0 5 HDMI 0 RX CB Ro E ve TOON S 2 GCLK_soc lt DDC_SDA_3_JACK rab 18 AD1 gt 4 DDC 5 1 SOC We HDMI 2 SDA HDMI 1 RX 0 XC DO _HDMI3_JACK SOC C vd TCON4 TXD4N W 4 ST S c TXD4P DDC_SDA_MHL HDMI_3_SDA HDMI 1 RX 0B lt 0 HDMI3 JACK 651 50c lt we 29955 AC3 3 SOC gt TXD3N M HDMI 1 RX 1 1 HDMI3 JACK Ap 086 nea 2 VCOM DYN lt 1 gt TXD3P on HDMI 0 PWR5V HDMI 1 RX 1B D1 HDMI3 JACK wo 2
99. R 16 FE_DEMOD1_TS_SYNC 17 YAL FE_DEMOD1_TS_VAL 18 RF_S W_CTL MCI RF_SWITCH_CTL_50 gt FE_DEMOD1_TS_CL 19 RESE D TU_PIN2 0 gt FE_DEMOD1_TS_DATA 0 20 I2C_SCL6_TU D1 FE_DEMOD1_TS_DATA 1 21 2 SDA6 TU D2 FE_DEMOD1_TS_DATA 2 22 3 3V_TU D3 FE_DEMOD1_TS_DATA 3 23 TUNER_SIF_TU gt FE_DEMOD1_TS_DATA 4 24 TU 41 8 TU FE_DEMOD1_TS_DATA 5 25 De gt FE DEMOD1 TS DATA 6 26 DT gt FE 1 TS DATA 7 27 GND 2 ies GND_3 GND seperation for CHINA tuner B 3 1 23V B5 1 23 1 posce e ee ee e 1 23V D Demod TU 30 a DEMOD_RESE 1 4 H e S2 RESET TU nz nz B6 3 3V J d a d 65 143 3 TU 32 3 i 2 2 F22 OUTPUT CNDA x e Zo Eo Se gt A o x d R6602 TU PIN2 O O LNB TX zo Sael 100 lt lt o o iD q TU RESET2 gt LAGE D SCL 2 29 i5 a a 5 TU M W TU M W D D SCL AE M d o a F C6602 H H I2C_SCL4_TU 34 Bu ELE pes e d E 0 1uF lu Pe Ie D_SDA o e e j 2 5 4 TU 35 p s LNB 3 gt OUT 36 I GND 5 lt s s s s s s G D D G s s s s SP SP D s G s D s D s GND 6 1 U GND 7 a de E TS1_ERROR 9 DEMOD2 TS ERROR 40 E NC TS1 SYNO FE DEMOD2 TS SYNC 41
100. R8501 0 TU J JP FE 1 TS DATA 3 R8502 0 EMOD1 TS DATA 2 E DEMOD3 TS VAL E DEMOD1 TS CLK TU J JP EMOD1 TS 4 R8506 0 TU J JP FE DEMOD1 TS DATA 2 E DEMOD2 TS CLK R8503 0 E DEMOD1 TS SYNC TU J JP gt FE DEMODI1 TS CLK E DEMOD2 TS SYNC R8504 0 EMOD1 TS DATA O0 E DEMOD2 TS DATA E DEMODI1 TS VAL TU J JP FE 1 TS SYNC R8505 0 TU J JP nj 1 TS 0 E DEMOD2 TS VAL R8507 0 IHE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF 15 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR IHE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC Copyright O 2013 LG Electronics Inc All rights reserved Only for training and service purposes TU JJP SECRET LGElectronics FE_DEMOD1_TS_VAL 2 UN USE Two serial TS Port Tor Japan MTK A2 Ball Name Function DEMOD_TSCLK Ext I CTI DEMOD_TSSYNC Ext Syne DEMOD TSDATAO Ext re Imo DEMOD_TSVAL Ext Ts VAL DEMOD TSDATAI Ts CLK DEMOD TSDATA3 RBXTZ OD SI DEMOD TSDATAZA EXT2_T
101. S s 1360x768 6005 VESXWXGN 79 1920x1080 95 600 WUXGARduced Blanking ewm Copyright 2013 LG Electronics Inc All rights reserved 9 LGE Internal Use Only Only for training and service purposes 7 7 1 HDMI 1 46 m automatically ve 1 Viene Pide VG Top and Bottom Secondary SDTV 480P Spes 60 2 125 Side by side half Secondary SDTV 480P EM Frame packing Secondary p 480P 31 469 31 5 59 94 60 50 35 50 4 1 Side by side Full SDTV T Top and Bottom Secondary SDTV 480P itii Side by side half Secondary SDTV 480P 720 480 Frame packing Secondary p 480P 31 469 31 5 59 94 60 54 54 06 23 Side by side Full SDTV 7 31 25 17 18 5 and Bottom Secondary SDTV 576P Side by side half Secondary SDTV 576P 720 576 62 5 17 18 Frame packing Secondary SDTV 576P Line alternative SDTV 576P 31 25 ma 17 18 Side by side Full SDTV 576P 15 625 Top and Bottom Secondary SDTV 5761 Side by side half Secondary SDTV 5761 720 576 31 25 Frame packing Secondary SDTV 5761 Field alternative SDTV 5761 15625 i Side by side Full SDTV 5761 Top and Bottom Primary HDTV 720P iiis dicii Side by side half 720P Frame packing Primary M 720 37 500 s 148 5 Side by side Full HDTV Ze Top and Bottom Primary
102. SB DMf1 USB1 USB DM P2 45V USB 1 USB DP P2 USB DP1 4 6 43 USB OCD1 OCP GPlO46 USB CTL1 USB DM P1 5V_USB 2 USB_DP_P1 USB_DP2 GPIO42 USB OCD2 TCON12 USB CTL2 USB3 OCP USB DM 15V USB 3 USB DP P0 USB DP3 GPIO44 USB OCD3 ADIN2 SRV USB CTL3 USB DM P3 DM USB USB DP P3 WIFI DP M REMOTE RX U1TX M REMOTE TX ADIN4 SRV M RFModule RESET Motion Remote OPCTRL49 m Receiver OPCTRL50 F HDMI2 U0TX SOC_TX om aPin debugging I wafer HDMI3 RENESAS MICOM LGE 2122 Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Interconnection 1 47LA660S ZA Local key Assy RF Assy WIFI Assy Cables Main LPB 24Pin Local Dimming Cable Main Module EPI Cable 50 amp 50Pin LED driver PSU IR 8Pin Cable WiFi 6Pin RF 8Pin Cable SPK Cable Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 1 88 Interconnection 2 47LA660S ZA PCBs Cables e IR to Local Key 3Pin Cable Logo 4 Cable Copyright 2013 LG Electronics Inc rights reserved LGE Internal Use Only Only for training and service purposes 2 88 Introductions of 13Y ass y
103. SK QPSK 2 45Msymbol s DVB S QPSK 2 45Msymbol s viterbi DVB S mode 1 2 2 3 3 4 5 6 7 8 DVB S2 mode 1 2 2 3 3 4 3 5 4 5 5 6 8 9 9 10 Scart 1 Jack is Full scart and support ATV DTV OUT not support DTV Auto AV Video Input RCA 1EA PAL PAL SECAM NTSC NTSC PAL SECAM System PAL SECAM NTSC PAL60 Common port 7 Antenna AV1 AV2 Component HDMI1 p HDMI2 HDMI3 USB1 USB2 USB3 Y Cb Cr E Component Input 1EA Y Pb Pr HybdTpe 000000000000 Type HDMI1 DTV HDMI Input 3EA HDMI2 DTV version 1 3 HDMI3 DTV PP DVI Audio 10 Audio Input SEA Component AV2 L R Input 1 SDPIF 1EA SPDIF out USB 1EA EMF DivX HD For SVC download JPEG MP3 DivX HD Ethernet 1 Ethemet Connect Copyright 2013 LG Electronics Inc All rights reserved f LGE Internal Use Only Only for training and service purposes 5 Component Video Input Y PR e sz _ mmm hD _ eo HD io _ Copyright 2013 LG Electronics Inc All rights reserved 8 LGE Internal Use Only Only for training and service purposes 6 HDMI Input 6 1 DTV mode e 120720 449145 HOIVIZP _ s ism 09 28425 5000 _ ism 09 2597127 2397124 _ 25 _ 6 2 s Wsexees sorz VE
104. SO11 POWER_DET P17 TI102 TO02 POWER_ON OFF1 C T 66676 R5F100GEAFB MICOM LEAD Au Qi oO O BH ga aA gt XINI XI ODO O H lt 1 AININ al HIOIN nm FH O H N X O a n wo A s 0 Ai Ay A NIN LO AlO e H Ay gt Qu 0000000 B 8 B g E E we Eo 0 po DES Bio ud Capt D Sl d 4 Oo E CR 748 amp m d 146 147 18 MODEL1 5 lt P20 ANIO AVREFP gt POWER ON OFF2 21 1 E P22 ANI2 MODELl OPT 1 P23 ANI3 MODEL1_OPT_4 P24 ANI4 MODEL1_OPT_0 P25 ANI5 e P26 ANI6 MODEL1_OPT_3 P27 ANI7 MODEL1_OPT_2 CAM_CTL For CEC gt SCART_MUTE rower_on oFF2_4 3 5V_ST R3033 R3034 27K 120 23000 BAT54_SUZHO CEC_REMOTE HDMI 03001 RUEOO3N02 HDMI_CEC_FET_ROHM Q3001 1 QD SI1012CR T1 GE3 HDMI VISHAY MODEL BLOLK LGE Internal Use Only SIL_HPD CBUS
105. S_DO DEMOD_TSDATA2 FEXT2 TS Val em Ji LG ELECTRONICS MODEL BLOCK 2012 06 15 a LGE Internal Use Only LG Life s Good 2013 LED LCD Engineering guide lt Applicable Model Mid end Platform gt XXLA74 Z XXLAT71 Z XXLA69 66 Z XXLA64 62 61 Z XXLN57 Z Copyright O 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and ice purposes 1 88 1 New features 2 Main PCBs 3 Block Diagrams IIC Map 4 Structure of TV set and connection of sub ass ys 5 New sub ass ys Instruction of new sub ass ys 6 Adjust way of new features 7 Repair guide Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 2 88 Interface EPI Embedded Point Point Interface 3 Features Point Point topology support 2 Pair option CDR Clock Data Recovery Bandwidth up to 1 85Gbps pair at FHD 120Hz 10 bit application Lock signal cascading and feedback to T Con Embedded Control Data 3 Merits Better reliability on common noise No data skew and better EMI margin Fewer lines than mini LVDS Slim PCB design Copyright O 2013 LG Electronics Inc All rights reserved Only for training and service purposes 3 88 LOCK Figure1 Topology Table 1 Example of FHD 120Hz TV FHD 10bit 960Ch KEKE Tra
106. TO SOC OPT os gt FB BLM18PG121SN1D C SWN j A gt 13 L770 alg z ll ola 2 zc x x 88188 8 8 8 LOM2HPN2R2MGOL E150 10uF 10uF 2 2uH 10K SA em SWP INSTEAD OF AMCCO209 10v 10v 4 CTRLN 1 16W gt VGH FB SWB4 2 VGL gt CTRLP RET HERMAL SWN D7704 3 49 C7746 C7748 1N4148W E OUT1 SWP T e I R7746 0 e 2 5 IC7700 VGH luF25V 1uF25V 100V SWB2 16 TPS65178RSLR CTIREE YDD 4 1 16W L7702 PGND2 EPI TCOMP A CTRLP m 67755 C7757 TCOMP A VL D7706 uF luF e SWB1_1 fs VL 1N4148W 50V 50V SWB1 2 SDA 100v R7700 doom v uU Lem Lom 22 H PANEL VCC e I2C SDA2 s m O M 4 C7721 0 1uF NC SCL C 2K 0 Luim v lOuF LOUR 10v lur D7700 A I2C SCL2 R7727 100K 1 16W 16V 10 10 10 SX34 OPT 50V PVINB1_1 COMP Q7701 l OPT OPT gt COMP 25V 0 1uF 40V m e PVINB1 2 ss 1 16W 5 3906 50 gt e e 9 ss C7713 C7714 C7716 10uF 10uF 1 25V 25V 25V zloloalm o a o S gt z 5 z o S S n n C gt eo 55 e e gt a 6 6 A L C7724 c7731 luF e 33K 0 1uF 25V ns 1 16 7740 16V VD 1000pF San 7703 27736 50V A NR6020T6R8NC 000pF 50 e 6 8uH z R7729 C7715 c7722 TI 2 7K 10uF 10uF
107. UT 0 7 AR902 gt CI_MDI 0 7 10K 10K A me CI CI 5398 TS OUT 0 CT CI MDI O e e e 5398 75 009 11 1 MDi 1 a R930 gt R9335 R934 R935 lt R936 MT5398_TS_OUT 2 CI_MDI 2 47K lt 10 10K LOR IO CI CI ORT T5398_TS_OUT 3 CI_MDI 3 OPT ex ne CI_CD2 A T5398_TS_OUT 4 CI_MDI 4 PCM_WAIT 5398 TS OUT 5 CI MDI 5 3 3V NORMAL PCM INPACK CI A ADDR O0 14 T5398 TS OUT 6 MDI 6 gt Ct MT5398_TS_OUT 7 CI_MDI 7 51 CI_A_ADDR 0 AR906 CI ADDR O AR903 R906 R913 R918 R919 R923 R924 PCM REG CI A ADDR I CI ADDR 1 47 10K 47K 47 10K d OPT CI CI CI 22 ADDR 2 CI ADDR 2 PCM CE2 CI ADDR 3 ADDR 3 PCM RST gt 4 4 R907 47 CI CI_A_ADDR CI_ADDR MT5398_MISTRT CI TS SYNC R900 PCM IRQOA ARIO 0 CI ROAR adi 10K ADDR 5 CI ADDR S MT5398 MIVAL ERR lt TS VAL OPT ADDR 6 CI ADDR 6 R909 47 CI 5398 MCLKI lt CI IN TS CLK CI ADDR 7 ADDR 7 ADDR 8 AR908 0 CI CI ADDR 8 T CI A ADDR 9 CI ADDR 9 Close to 53 6 9 22 R931 ae Close to Slot CI A vsi lt J CI_A_ADDR 10 CI_ADDR 10 OPT CI_A_ADDR 11 CI_ADDR 11 CI_A_ADDR 12 ar909 0 CI ADDR 12 R932 22 PCM A REG gt _ CT_A_ADDR 13 CT_ADDR 13 zi CI A 14 CI ADDR 14 CI TS OUTPU PCM IORD gt PCM_IOWR 71 lt Close to CI Slot CI TS DATA 0 7 MT5398 TS IN 0 7 PCM OE gt T5398 TS 0 AR 00 47
108. V 35V 50V 0 1ur T 10uF C 21 16V Jo e Aa O O lt lt m e 1 _ O H H H HI e iH al 52254 ped oa Aa al H Z H OIA 10uH Audio_Coil_ABCO Zo dde c5400 5401 Al BZ Al ale gt C5429 SE A eer 50 SHIRE LU AES em0 luF em 0 luF s gt wW c 390pF 50V 50V 16V U MO a fu 50 ec 5434 15405 u TUF 5430 2 Audio_Coil_ABCO SPEAKER_L L _ i LPH6045T 100M tae R5416 _ R5408 R5412 50y 5 1K AGND_PLL 1 OUT1B 12 es e e e gt SPK L p p VDD_PLL 2 PGND1B THERMAL 22000pF p DGND_PLL 3 A1 5 T sov EAE E e GND 4 VDR1 SPK_L lt 9 5440 DGND 5 IC5400 VCCS Os Lx 10v DVDD NTP7513 AGND 5 SPK L lt 9 SDATA 7 VDR2 SPK R4 ee AUD LRCH 4 Ox 5 4 C5427 we C5428 C5433 WCK 8 BST2A ur luF om L yp AUD_LRCK 10 10v 10V SPK_R gt 9 PGND2A C5426 e AUD_SCK 9 22000pF zi 50V R5402 100 SDA 1 OUT2A 2 SDA1 e R5403 100 I2C SCL1 hi E 5406 5408 POWER DET Hy A o lt p Sov Od NE NI QN Q OQ e gt SPK R m oio minm H A H Ala 3 3V_NORMAL E O o amp 5 HI H H m O gt gt bu o A i gt 12 L5402 zi xx Il A A A 10uH Audio_Coil_ABCO wc 5438 R5417 AMP MUTE_MICOM 2 2 e lt e LPH6045T 100M 0 1uF 5 1K
109. _14 DDRV_15 DDRV_16 DDRV_17 DDRV_18 DDRV_19 DDRV_20 DDRV_21 DDRV_22 DDRV_23 DDRV_24 DDRV_25 DDRV_26 DDRV_27 DDRV_28 DDRV_29 DDRV_30 DDRV_31 DDRV_32 DDRV_33 DDRV_34 BRRESET 212 gt ARDOMO Cid gt ARDOSO Big gt R88800j ARDQ 0 7 D10 ARDOI C17 ARDOZ ARDQI 3 C18 ARDO 4 B9 ARDQ S E18 ARDQ S D9 gt ARDOMI gt ARDOS1 gt ARB8818 ARDQ 8 15 B16 ARDQ 9 11 ARDO I0 A17 ARDO II C12 ARDO I2 A16 ARDO I3 Cll ARDO 14 C16 ARDO IS a gt 2 45 gt ARDQS2 ET gt ARDOSP1 ARDQ 16 23 B2 8 BI ARDO IS A9 ARDO 20 211 co XRDQ 22 ARDO 23 gt ARDOM3 B4 zm ARDQ 24 31 xi ARPES B24 B7 AXRDQ 25 ARDO 26 c7 ARDQ 27 B3 XRDO 28 AT ARDO 29 AZ ARDO 30 D7 ARDO 3I VDD3V3 A20 H9 Li 0 luF e 1 BRDQ 0 7 BRDO 8 15 ae gt BRDOMO EXT gt BRDOSO Xo gt BBR8800j N3 BRDO 1 El BRDO 2 NI BRDO 3 Di BRDO 4 P1 BRDO S D2 6 2 BRDQ T H3 gt BRDOMI m BRDOS1 Wa CL BBR88181 F2 BRDO 9 M3 BRDO 10 FT BRDO 11 L2 BRDO 12 BRD0113 BRDO 14 G3 BRDO I5 gt
110. _RVREF6 02 1 A DDR_256MB_MICRON BRA 0 14 K4B2G1646E BCK0 e N3 BRA 0 B_RVREF5 VREFCA 25 BRATION 8702 o iuF B_RVREF5 A1 5 BRA 2 1 3 A 2 2 BRAT3 VREFDQ 5 BERTA A4 BRA 5 PA lt 710 gt A5 BRATO 1 meret R711 240 1 5V_DDR R2 BRA DA A T8 BRA 8 8 BRA 9 1 5 DDR A9 7 BRA 10 A L7 A10 AP 34 5 B_RVREF6 All Ty BRA IZ2 711 A12 BC BRA 13 R704 TT IGE T3 2 A13 1 M M7 BRA 15 R705 C712 M2 1 0 1uF N BRBA0 BRBAL 3 BRBA2 BRCLKO 8713 K7 129 K9 BRCKE 12 BRCLKO BRCS BRODT J3 BRRAS K3 BRCAS L3 BRWE T2 BRREST BRA 14 E 2 G3 BRDQSO BRDQSO 7 BRDQS1 B7 BRDQS1 7 D3 BRDOM1 BRDQ 0 7 E3 0 7 1 2 2 F8 BRDQ 3 H3 BRDQ 4 H8 BRDQ 5 G2 BRDQ 6 H7 7 v so i BRDQ 8 15 D7 BRDO 8 550 2 BRDQ 9 vsso 3 C8 BRDQ 10 VSSQ 4 kie c2 BRD0 11 550_5 7 BRDQ 12 VSSQ 6 E A2 BRDQ 13 vssQ 7 x B8 BRDQ 14 vsso_8 BRDQ 15 vsso_9 THE 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 N SYMBOL MARK OF THE SCHEMETIC Copyright O 2013 LG Electronics Inc All right
111. and observe all other safety precautions 8 Minimize bodily motions when handling unpackaged replace ment 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 generate static electricity suf ficient to damage an ES device General Soldering Guidelines 1 Use a grounded tip low wattage soldering iron and appropri ate 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 solderi
112. anually H freq kHz V freq Hz Pixel clock MHz 3D input proposed mode 1024 768 48 36 oO ee hy Top amp Bottom 1360 768 47 71 HDTV 768 Top amp Bottom 2D to 3D Side by Side half Top amp Bottom Checker Board 1920 1080 67 500 148 50 Single Frame Sequential HDTV 1080P Row Interleaving Column Interleaving 640 350 720 400 Others 2D to 3D 640 480 800 600 1152 864 7 7 DLNA n 3D supported mode manually H freq kHz V freq Hz Pixel clock MHz 3D input proposed mode 2D to 3D Side by Side Half Top amp Bottom Checker Board Row Interleav s ing Column Interleaving Photo Side by Side Half Top amp Bottom 3D supported mode manually amp automatically 7 8 Component Input 3D 3D supported mode manually 6 ane 2842 as ee 6760 eooo s ies s6250 so _ 7 9 3D Input mode Side by Side Top amp Bottom Checker board eae Frame 2D to 3D Sequential Packing Copyright 2013 LG Electronics Inc All rights reserved 212 LGE Internal Use Only Only for training and service purposes ADJUSTMENT INSTRUCTION 1 Application Range 3 2 LAN Inspection This specification sheet is applied to all of the LED TV with 3 2 1 Equipment amp Condition LD33B chassis Each other connection to LAN Port of IP Hub and Jig 192 168 123 254 2 Designation I 1 Because t
113. blished symptom C Audio error_No audio Normal video Content Checking method in menu when there is no audio prog MEN ALL MODELS Sound Out TV Speaker External Speaker Optical HDMI ARC eee UTI cu Sound Sync 0ptical Sound Sync Wireless Checking method 1 Press the MENU button on the remote controller 2 Select the SOUND function of the Menu 3 Change TV Sound Out to TV Speaker Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes 52 88 LGE Internal Use Only Standard Repair Process Detail Technical Manual Error Established LCD TV symptom Audio error No audio Normal video Content Voltage and speaker checking method Revised when there is no audio date ALL MODELS 24 Pin Power Board lt gt Main Board SMAW200 H24S PWM Dim 1 PWM Dim 2 co co lt lt Z GND GND Checking order when there is no audio 1 Check the contact condition of or 24V connector of Main Board 2 Measure the 24V input voltage supplied from Power Board If there is no input voltage remove and check the connector 3 Connect the tester RX1 to the speaker terminal and if you hear the Chik Chik sound when you touch the GND and output terminal the speaker is normal Copyright O 2013 LG Electronics Inc All rights reserved Only for training and service purposes 53 88 LGE Internal Us
114. e Only Standard Repair Process Detail Technical Manual Error D Function error_ No response in remote controller Established key error date symptom Revised Content Remote controller operation checking method date lt ALL MODELS gt OC OL 2102 0 179A M 99 69v o0Mbuo Y7 voazo Wr p v 6 LOGO EDR y PPP Checking order 1 2 Check IR cable condition between IR amp Main board 3 Check the st by 3 5V on the terminal 4 4 When checking the Pre Amp when the power is in ON condition it is normal when the Analog Tester needle moves slowly and defective when it does not move at all Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 54 88 Standard Repair Process Detail Technical Manual LCD TV symptom D VCOM Adjustment Sequence of the Vcom adjustment date _ 1 Case CD module change board change 2 Equipment Service Remote controller 3 Adjust sequence Press the adj key select V COM As pushing the right or the left button on the remote controller And find the V COM value Which is 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 the value Then the message Saving is pop Press the exit key to finish V COM adjustment V Com
115. eads of replacement component around notch at stake top Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes 3 Solder the connections CAUTION Maintain original spacing between the replaced component and adjacent components and the circuit board to prevent excessive component temperatures 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 when ever 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 connec tions 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
116. eosergee e e LvzLyv A Video error_ No video Video lao stop Ea LCD TV connection diagram A Video error_Color error Check Link Cable LVDS reconnection A10 10 32 37 42 47 55 condition 11 A11 32 AUO Adjustment Test pattern ADJ Key O N A LCD TV connection diagram T Video error Vertical Horizontal bar Check Link Cable LVDS reconnection A10 A10 32 37 42 47 55 residual image light spot condition A11 A11 32 AUO Adjustment Test pattern ADJ Key Exchange Board 1 A 1 5 Exchange Board 2 A 2 5 lt Appendix gt 1 Defected caused LED driver Board PSU A 3 5 el a Inverter Module ther Exchange Module itself 1 Exchange Module itself 2 A 5 5 Copyright 2013 LG Electronics Inc All rights reserved z t Only Only for training and service purposes 18 88 Continue to the next pag N O1 CO 2 A Standard Process Error symptom A Video error Se 2012 12 06 ate First of all Check whether all of cables between board is inserted properly or not Main B D Power B D LVDS Cable Speaker Cable IR B D Cable A4 Check Power Board Replace T con Board 12v 3 5v etc module And Adjust VCOM N Repair Power Board or parts A28 Replace Inverter or module Repair Power Board or parts Precaution 7 amp Always check amp
117. for training and service purposes JAPAN SMARTCARD_PWR_SEL SD_EMMC_DATA 1 J RERAN 22 IHE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF 15 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC Copyright O 2013 LG Electronics Inc All rights reserved Only for training and service purposes B Ce SMART CARD INTERFACE 3 3V NORMAL INT CMDVCC 2 STATUS alte a A HIGH HIGH CARD PRESENT LOW HIGH CARD not PRESENT SIGN630028 e IC6300 TDA8024TT 5 lt lt CLKDIV1 CLKDIV2 F_CRD_CLK amp oS oS gt 8 a Pa SS SSS SSS SSS SSS SSS SS SS m x x E E 1 CLKIN CLKDIV1 AUX2UC e Aw lt oc M Hos lt M Hos lt a a a a a CLKDIV2 AUX1UC BO OW E HO s e fed Hw 5V 3V JAPA Ed gt SMARTCARD_DATA SD_EMMC_CLK N sr E o m m m JAPA A A A PGND XTAL2 die QU gue O e SMARTCARD_CLK SD_EMMC_DATA 0 JAPAN XTAL1 e SMARTCARD_DET SD_EMMC_DATA 3 L6
118. g OFF you can adjust using RF signal in 204 Gray pattern Adjustment condition and cautionary items 1 Lighting condition in surrounding area Surrounding lighting should be lower 10 lux Try to isolate adj area into dark surrounding 2 Probe location Color Analyzer CA 210 probe should be within 10 cm and perpendicular of the module surface 80 100 3 Aging time After Aging Start Keep the Power ON status during 5 Minutes In case of LCD Back light on should be checked using no signal or Full white pattern 4 2 6 Reference White balance Adj coordinate and color temperature Luminance 204 Gray Standard color coordinate and temperature using CS 1000 over 26 inch X y 0 269 0 273 13000 K 0 0000 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes Standard color coordinate and temperature using CA 210 CH 14 X y 0 269 0 002 0 273 0 002 13000 0 0000 0 285 0 002 0 293 0 002 9300 0 0000 0 313 0 002 0 329 0 002 6500K 0 0000 4 2 7 ALELF amp EDGE LED White balance table EDGE LED module change color coordinate because of aging time Apply under the color coordinate table for compensated aging time Normal Line LN5xxx LA6xxx LA7xxx LA8xxx Medium X 271 270 286 3 69 281 284 296 303 30 29 Aging Chamber LN5xxx LA6xxx LA7xxx LA8xxx 271 270 304 31 294 2
119. gital set top box or digital video recorder and a digital TV or PC High bandwidth Digital Content Protection Specification developed by Intel Corporation to protect digital entertainment across the DVI HDMI interface Why HDCP2 0 HDCP revision 2 0 supports a broader range of wired and wireless interfaces Netflix the services maintain a huge selection of movies and latest releases and offer DVD rentals via mail amp online streaming Copyright O 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 14 88 3 Digital Transmission Content Protection Specification defines protocol for protecting audio video entertainment content from unauthorized copying intercepting and tampering as it traverses digital transmission mechanisms such as a high performance serial bus that conforms to the IEEE 1394 1995 standard Only legitimate entertainment content delivered to a source device via another approved copy protection system such as the DVD Content Scrambling System will be protected by this protection system Three cryptographic Keys e Authentication Key which is formed as a result of authentication and used to protect the exchange keys eExchage Key which is used to set up and protect content streams eContent Key which is used to encrpt the content being exchanged Copyright 2013 LG Electronics Inc All righ
120. he measured resistance should be between 1 MO 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 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes rer 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 To Instrument s CONDUIT etc exposed METALLIC PARTS 1 5 Kohm 10W When 25A is impressed between Earth and 2nd Ground for 1 second Resistance must be less than 0 1 O Base on Adjustment standard LGE Internal Use O
121. his is not a hot chassis it is not necessary to use an isolation transformer However the use of isolation am 7 transformer will help protect test instrument 4 E 2 Adjustment must be done in the correct order 3 The adjustment must performed in the circumstance of 25 5 C of temperature and 65 10 of relative humidity if there is no specific designation 4 The input voltage of the receiver must keep AC 100 240 3 2 2 LAN inspection solution LAN Port connection with PCB V 50 60 Hz Setting automatic 5 The receiver must be operated for about 5 minutes prior to the adjustment when module is in the circumstance of over _ Connecting wired 15 In case of keeping module is in the circumstance of 0 C it should be placed in the circumstance of above 15 C for 2 hours In case of keeping module is in the circumstance of below 20 C it should be placed in the circumstance of above 15 C for 3 hours If you want manual connection enter Network connection at MENU Mode of TV Press Start connection key then Network will be connected Caution When still image is displayed for a period of 20 minutes or longer Especially where W B scale is strong Digital pattern 13ch and or Cross hatch pattern O9ch there can some afterimage in the black level area 3 Automatic Adjustment 3 1 MAC address D L Cl key D L Widevine key D L ESN D L HDCP14 20 D L Connect USB po
122. ion Overhead EMI due to clock lines 4bit delimiter Bandwidth limit Copyright O 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 5 88 Near field communication Near field communication NFC is a set of standards for smartphones and similar devices to establish radio communication with each other by touching them together or bringing them into close proximity usually no more than a few centimetres Present and anticipated applications include contactless transactions data exchange and simplified setup of more complex communications such as Wi Fi Communication is also possible between an NFC device and an unpowered NFC chip called a tag From Smart phone to TV Tu E ESI 21 2 B one mobile Samrt phone close to NFC Tag Player choose 42 e lt c O lt 42 From to Smart phone Touch the smartphone to the Tag On sticker Using an LG smartphone with the Miracast functions you to Phone run the LG Remote app on the smartphone Phone to view the screen of the smartphone on the To end the connection touch the smartphone to the Tag sticker aqain You can also disable the Miracast function on the smartphone Copyright O 2013 LG Electronics Inc All rights reserved 6 88 LGE Internal Use Only Onl
123. ission of manufacturer RSS lt XF Copyright 2013 LG Electronics Inc All rights reserved 22 LGE Internal Use Only Only for training and service purposes EAX64797001 EAX604872101 PD SSE 8 P A ze ep A
124. l Use Only Only for training and service purposes 32 88 Standard Repair Process uu G Network Error Seat 2012 12 08 t f Exerordeect Revised date 0000000 Check Wired ethernet cable connection Check whether AP has a probelm or not Setting gt Network gt Networ Status Check Network status Check Network connection Case1 WiFi Check N Check Replace 2 WES ing S W Version Wired Wifi status Main B D Check ethernet Port Cable sub Assy S W Upgrade Check connection with AP or internet WiFi AP Wired ethernet port Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 33 88 Standard Repair Process ai a ae t Check defect Cl slot pin Check it s worked Cl 1 2 or 1 3 Setting gt Antenna gt Cl information Check CI CAM status Check S W Wired Wifi status Version Cable sub Assy CAM S W Upgrade By OTA Check damage of CI slot pin Or damage of is ED Or Download CI Key Old version of Cl 1 2 CAM is not worked the TV that is supported 1 3 gt Check SVC Bulletin Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes 34 88 LGE Internal Use Only Contents of LCD Standard Repair Process Detail Technical Manual
125. lp152 ladies R152 2 ADDR 8 E30 DEMOD TSDATAS U26 FE DEMODI1 TS DATA 6 1 2K 1 2K 2 7K 2 7K 2 7K 2 7K 2 7K 2 7K 2 DEMOD_TSDATA6 m 2 7K 2 7K 52 7KS 52 7K us s SOC SLOT CI ADDR 9 F29 05 R26 FE DEMODI TS DATA 7 12K 1 2K DEMOD_TSDATA7 MT5398_MCLKI CI_ADDR 10 F27 R29 i STB SCL i gt T2C_SCL1 MT5398_MIVAL_ERR CI ADDR 11 F28 x DRMODETSSINC I Eag a 1 DEMOD_TSVAL SPBCSDRE bac as DAL MT5398 MISTRTX ADDR 12 C32 OPCTRL_11_SCL I 6 3 gt I20 SGT ADDR 13 F30 4 125 PCM REG OPCTRL 10 SDA RUT rss e 2C SDA2 14 32 2 33 SOC gt CI SLOT CI ADDR F R118 4 gt PCM_CE1 OSCL1 AAA22 e gt I2C SCL MICOM D30 26 AAA33 MT5398_TS_OUT 0 7 lt 5 lt MT5398 TS SYNC SLOT gt SOC OSDA1 R119 e 2C SDA MICOM D32 A 30 PCM_WE OSCL2 RIHO AAA 33 e gt I12C_SCL4 F31 31 7 gt En OSDA2 8111 3 e 2C 5 4 15398 TS OUT O F33 8 9 42 WwW gt I12C SCL5 15398 5 OUT 1 E31 31 TM 019 PVR TSC MT ZTS VAL u OSDA0 R113 AAAGG e 2C SDAS5 15398 TS OUT 2 E32 27 C TOT R114 3 gt x 020 PVR_TSVAL lt A VS1 1 SCL e I2C_SCL6 T5398_TS_OUT 3 D31 L27 PVR_TSSYNC lt MT _TS_CLK OPCTRL_0_SDA RIO AAA e 2 SDAG6 75398 TS OUT 4 233 29 OF SLST SS SOC PVR TSDATAO PCM IRQA T5398 TS OUT 5 E29 30 PVR TSDATA gt PCM WAIT CT_PATAI Os 1 T5398_TS_OUT 6 C33 x 15398 TS OUT 7 B33 L30 TSVSVLNORMAT SPI CL
126. m 3 3V_S2_DEMOD 32 3 3V TUNER 5 1 8V TUNER 7 1 23V 52 DEMOD 30 3 3V D Demod 3 3V TU 1 8 TU 1 23V D Demod 3 3V_NORMAL PC 5V 5 _ ON S2 22 OUTPUT 33 10 TONECTRL LNB waska B Power detect i LNB 36 SU IC6900 52 SCL 34 7ISCL A8303SESTR TB 5V ON 3 3 NORMAL S2 SDA 35 8 SDA I2C_SDA4 LGE 2122 F28 TCON12 ER rid mu RESET niti d E RESET 2 24 ADIN6_SRV M27 PVR_TS_VAL VS1 SLC 3 330 AF19 OPCTRL1 M31 CI TSCLK CARD EN1 SDA 4 IC2 SDAG AJ19 OPCTRLO CE2 CARD EN2 2 SCL6 TEES VY IOWR WS ERROR 16 FE DEMOD1 TS SYNC R29 DEMOD TSSYNC IORD GAME 4 5 VAL Teva Hub d m FE DEMOD1 TS _ _ IMCLK 19 CI ADDR 0 14 ADDR 0 14 DATA 0 7 77 ATA 0 7 ms FE DEMOD1 TS DATA 0 7 T34 DEMOD_RST eomas CI_RESET 71 20 P34 PVR_TSDATA1 POM We WAIT 00 7 20 27 DEMOD TSDATAO 7 wc in P33 PVR TSDATAQ0 m 52 RESET R36 CI TSVAL PON ONE O_EN S2_RESET 31 18 ADIN7_SRV R37 CI TSSYNC WR EN R33 PVR TSSYNC MTK5398 TS CLK TEETH TS OUT CLK TS VAL T C DIF P 10 I P ADCINP DEMOD AM27 ADCINP_DEMOD R3 PVR_TSCLK is NC eras oye TS_OUT_VAL T C_DIF N 11 lN y ADCINN DEMOD AN27 ADCINN_DEMOD R35 CI_TSDATA0
127. ng 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 compo nent lead and the foil CAUTION Work quickly to avoid overheating the circuit board printed foil d Closely inspect the solder area and remove any excess or splashed solder with a small wire bristle brush LGE Internal Use Only Remove Replacement Some chassis circuit boards slotted holes oblong through which the IC leads are inserted and then bent flat against the cir cuit 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 lead
128. nly 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 create conflict between the following servicing precautions and any of the safety precautions on page 3 of this publication always follow the safety precau tions 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 explo sion 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 applicato
129. nsmission Line Bandwidth 0 84Gbps 168Gbps 1 68Gbps LGE Internal Use Only Interface mini LVDS vs Comparison What to change mini LVDS to S Driver FHD 10bit LVDS eomz 120Hz No of Signal 36 72 60 60 80 inim 281 Difficult to upgrade bandwidth limit Multiple number of wires needed for higher bandwidth FHD 120Hz Embedded clock P to P Interface FHD 10bit 720ch 960ch 960ch 50 pin TOpin Better reliability on common noise No data skew Better EMI margin Lower cost Cable Connector Slim S PCB design 14mm gt 10mm helps slimmer TV FHD 120Hz Bandwidth Capability FHD 120Hz 10Bit 594Mbps 36Lines 1 65Gbps 12Lines FHD 240Hz 10Bit 594Mbps 72Lines 1 25Gbps 32Lines Copyright O 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 4 88 Interface mini LVDS vs HF mini LVDS EPI Lock Topology s ox Ned Protocol Multi Drop Point to Point Features e Data rate 660Mbps Data rate 1 8Gbps 10bit FHD120 10bi External clock Embedded clock Control Fewer Lines 12 Merit e Simple structure Embedded clock e Standardization low Clock skew free Easy to PCB design Too many lines 36 Demerit Clock skew Transmiss
130. ocess Detail Technical Manual Hue A Video error Video error video lag stop da 2012 12 06 symptom TUNER checking part iba ALL MODELS Copyright O 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 41 88 Standard Repair Process Detail Technical Manual LCD TV symptom A Video error Color error Adjustment Test pattern ADJ Key gro EZ ADJUST BTE Tool Option Test Pattern Tool Option3 Pattern Control Tool Option4 Tool Option Press 050 Tool Option P Tool 7 Country Group Area Calibration White Balance Test Pattern 10 Point WB eee Red 20 Point WB Test Pattern Press to hide OSD im cO Oo RE p gt CO Ext Input Adjust Test Pattern 4 Pattern Control Press to hide OSD Press 8 to hide OSD You can view 6 types of patterns using the ADJ Key Checking item 1 Defective pixel 2 Residual image MODULE error ADD BAR SCAN 4 Video error Classification of MODULE or Main B D Copyright O 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 42 88 Appendix Exchange Cable or B D 1 Solder defect Broken Solder Broken Solder defect Broken Solder defect
131. or training and service purposes SECRET GElectronics JK3700 PEJ034 01 E SPRING HP ROUT SPRING Jy up SPRING T 5 B TERMINAL2 7B T_TERMINAL2 ial 3 3V NORMAL R3700 10K R3701 1K HP_DET lt LG ELECTRONICS BLOCK SHEET LGE Internal Use Only UART FOR DEBUG AV COMPONENT REAR R3822 0 es gt COMP1 1 CVBS 3 3 NORMAL JK3802 eye 0 1uF PPJ245 02 5 GN E LUG UART_4PIN_STRAIGHT 3 5 S 3800 R159 3 5 _5 GN C SPRING e 12507WS 04L L AAA Cr AVI_CVBS_DET CONTACT 5 Poses 3 3 NORMAL 5 6V BL C SPRING e gt COMP1 Pb c RD2 CONTACT SOC RX lt c RD2 C SPRING e COMP1 Pr RD2 E LUG S SOC TX WH C SPRING 53593 2 COMP1_DE gt 1 1 L IN T5 6v RD1 CONTACT 3801 5 6V RD1 C SPRING RD1 E LUG gt 1 1 R IN 12V 3802 E 5 6V PT PT C3802 C3803 0 1uF 0 luF 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 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR SECRET THE CRITICAL COMP
132. put Mono 1 KHz sine wave signal 100 Modulation 2 CVBS Component 1 KHz sine wave signal 0 5 Vrms 3 RGB PC 1 KHz sine wave signal 0 7 Vrms Audio practical 9 10 12 W max Output L R EQ Off AVL Off Clear Voice Off Distortion 10 8 10 10 8 Vrms max Output 2 Speaker 80 Impedance LGE Internal Use Only 9 USB S W Download Service only 1 Put the USB Stick to the USB socket 2 Automatically detecting update file in USB Stick f your downloaded program version in USB Stick is Lower it didn t work But your downloaded version is Higher USB data is automatically detecting Download Version High amp Power only mode Set is automatically Download 3 Show the message Do not unplug s TV Software Update Expert Updating Software 4 Updating is starting A Updating Software TV SoftWare Update Expert Updating Software 100 5 Updating Completed The TV will restart automatically 6 If your TV is turned on check your updated version and Tool option explain the Tool option 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 After downloading have to adjust Tool Option again 1 Push IN START key in service remote control 2 Select Tool Option 1 and
133. r 10 by volume Acetone and 90 by volume isopropyl alcohol 90 96 99 96 strength CAUTION This is a flammable mixture Unless specified otherwise in this service manual lubrication of contacts in not required 5 Do not defeat any plug socket 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 eas 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 dam age caused by static by static electricity 1 Immediately before handling any semiconductor component or semiconductor equipped assembly drain off any electrostatic charge on your bod
134. r Analyzer CA 210 LED Module CH 14 2 Adjustment Computer During auto adj RS 232C protocol is needed 3 Adjustment Remote control 4 Video Signal Generator MSPG 925F 720p 216 Gray Model 217 Pattern 78 Only when internal pattern is not available Color Analyzer Matrix should be calibrated using CS 1000 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes 16 4 2 3 Equipment connection MAP Color Analyzer Pattern Generator RS 232C Signal Source f TV internal pattern is used not needed 4 2 4 Adj Command Protocol Command Format 8 6 A 50 A JLENJ 03 A 00 A vaL CS STOP LEN Number of Data Byte to be sent CMD Command VAL FOS Data value CS Checksum of sent data A Acknowledge Send JA 00 DD Ack A 00 okDDX RS 232C Command used during auto adjustment RS 232C COMMAND CMD ID Explantion Begin White Balance adjustment Gain adjustment internal white pattern Gain adjustment completed Offset adjustment internal white pattern Offset adjustment completed End White Balance adjustment internal pattern disappears wb0000 gt Begin white balance auto agj wb 00 10 Gain adj ja 00 ff gt Adj data jb 00 cO wb 00 1f Gain adj completed wb 00 20 Start wb 00 2f end Off set adj wb 00 ff End white balance auto agj
135. r Process Established B EE error em _ symptom is No Revised date A19 Check Power On High i A17 Check Power LED Stand By Red Operating white Replace Power B D DC Power on a by pressing Power Key On Remote control Replace Main B D Check Power cord was inserted properly Measure voltage of each output of Power B D cose Check ST BY 3 5V orma oltage A18 Replace Power B D Copyright O 2013 LG Electronics Inc All rights reserved 251 88 LGE Internal Use Only Only for training and service purposes Standard Repair Process Error symptom Off when on off while viewing power auto Check outlet A22 Check Power Otf Mode Check A C cord Check for all 3 phase power out Fix A C cord amp Outlet A19 and check each 3 phase out If Power Off mode is not displayed Check Power B D voltage Xx Caution Check fix exterior of Power B D Part Power off List POWEROFF_REMOTEKEY POWEROFE_OFFTIMER POWEROFF SLEEPTIMER POWEROFF INSTOP POWEROFF AUTOCFF POWEROFF ONTIMER POWEROFF RS232C POWEROFF RECEND POWEROFF_SWDOWN POWEROFF UNKNOWN POWEROFF ABNORMAL1 POWEROFF CPUABNORMAL Please refer to the all cases which can be displayed on power off mode Normal Copyright O 2013 LG Electronics Inc All rights reserved Only for training and
136. record S W Version White Balance value before replacing the Board gt Replace Main Board Re enter White Balance value Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 19 88 Standard Repair Process pem No video No audio Revised date date 4 Check various voltages db Check and No Video __ 4 gt replace No audio 3 5 12 20 24V 77 MAIN B D Replace Power Board and repair parts Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 20 88 Standard Repair Process symptom Picture Problem Amin 2012 12 06 By using Digital signal level meter By using Diagnostics menu on OSD Check RF Signal level Menu Set up Support Signal Test Signal strength Normal over 50 Signal Quality Normal over 5096 gt Check whether other equipments have problem or not By connecting RF Cable at other equipment DVD Player Set Top Box Different maker TV etc Check RF Cable N Connection Check Use Signal Test 1 Reconnection S W Version Check Signal status 2 Install Booster Check Tuner soldering Contact with signal distributor or broadcaster Cable or Air Copyright 2013 LG Electronics Inc All rights reserved LGE Inte
137. rnal Use Only Only for training and service purposes 21 88 Standard Repair Process Picture Problem DVB S S2 oda 202 26 symptom Tuning fail Picture broken Freezing Reiseddae m Check signal cable DVB satellite signal not Check whether other equipments have problem or not By connecting RF Cable at other equipment Set Top Box Different maker TV etc Check RF Signal level Check satellite setting 5 Check Check Replace _ Check Satellite connection S W Version Tuner soldering Main B D DiSEqC motor etc Contact with signal distributor or broadcaster Cable or Air Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 22 88 Standard Repair Process Established Error A Video error 12 06 Revised date symptom 10 A11 Xx Check and Check color by input replace Link External Input _COMPONENT w RGB LVDS a HDMI DVI contact condition Check error color input mode External Input Component Check Test pattern RGB HDMI DVI error Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes Color error Check external device and cable Check external device and cable 23 88 arnal devi Cable Cable normal Replace module
138. rt Communication Prot connection Com 1 2 3 4 and 115200 Baudrate Mode check Online Only Setting state confirmation Check the test process DETECT gt MAC gt Cl gt Widevine If automatic setting is finished you confirm gt ESN gt HDCP 14 gt HDCP20 Address at in start menu mode Play Press Enter key Y Result Ready Test OK NG Printer Out MAC Address Label Copyright 2013 LG Electronics Inc All rights reserved zd s LGE Internal Use Only Only for training and service purposes 3 2 3 WIDEVINE key Inspection Confirm key input data at the IN START MENU Mode 3 3 LAN PORT INSPECTION PING TEST Connect SET LAN port PC gt LAN Port SET PC 3 3 1 Equipment setting 1 Play the LAN Port Test PROGRAM 2 Input IP set up for an inspection to Test Program Number 12 12 2 2 3 3 2 LAN PORT inspection PING TEST 1 Play the LAN Port Test Program 2 Connect each other LAN Port Jack 3 Play Test F9 button and confirm OK Message 4 Remove LAN cable Ping Test no Pan Ts i 1 Duti s Be ba wes Copyright 2013 LG Electronics Inc All rights reserved 14 Only for training and service purposes 3 4 Model name amp Serial number Download 3 4 1 Model name amp Serial number D L Press P ONLY key of service remote control Baud rate 115200 bps
139. s as close as possible to the component body 2 Bend into a U shape the end of each of three leads remain ing 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 from 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 pos sible 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 l
140. s reserved Only for training and service purposes SECRET GElectronics DDR 512MB SS IC703 K4B4G1646B HCKO 0 2 4 5 6 8 9 10 11 A12 BC A13 14 15 1 2 VREFCA VREFDQ M8 Hl L8 B2 D9 G7 K2 K8 N1 N9 R1 R9 1 8 cl 2 9 Fl H2 H9 91 J9 L1 L9 A9 B3 El G8 J2 J8 M1 M9 P1 P9 T1 T9 B1 B9 D1 D8 E2 E8 G1 G9 A_RVREF2 A A_RVREF3 1 5V_DDR A_RVREF2 2 C735 5720 So luF 1 R721 0 736 0 1uF 1 5V_DDR 1 5V_DDR A A_RVREF3 C733 8218 1 le R719 lt 734 1 0 108 LG ELECTRONICS 1 5V_DDR C705 707 luF our 10v 1 5 DDR im C751 755 jum y 0 1uF 0 1uF 0 1uF 0 1uF 0 1uF luF 10 5 I D EELOS LGE2122 A2_M13 1 5V_DDR 1 5V_DDR A R1 ARDOMO R2 RVREF A ARDQSO 0 1uF ARDQSO R4 55 ARDQ0 K3 ARDQ1 ARDQ2 R6 E T0 1uF L8 ARP OS ARDQ4 M8 5 D17 05 ARDQ6 A19 R ARDQ7 J22 TP700 ARDOM1 SUHEDUA TP701 ARDOSl ARDQS1 ARDQ8 D18 R ARDQ9 ARDO10 CS ARDQ11 ARCKE C ARDQ12 ARDO13 ARCLK1 C lt 1 ARDQ14 ARCLK1 C ARCLK1 ARDQ15 B14 ARCLKO lt ARCLKO
141. service purposes 26 88 B Power error Established date Revised date Replace Power B D Y Replace Main B D N Replace Power B D Y Replace B D Explanation ower off by REMOTE CONTROL wer off by OFF TIMER wer off by SLEEP TIMER wer off by INSTOP KEY ower off by AUTO OFF ower off by ON TIMER ower off by RS232C ower off by Reservated Record P Po Po O P P P P P Power off by S W Download LGE Internal Use Only Standard Repair Process E lish Error C Audio error esi 2012 12 06 symptom audio Normal video A25 Check audio B 24V A24 Check user No audio Screen normal Speaker off orma M voltage N Y Cancel OFF Replace Power Board and repair parts of Power Board dt Replace MAIN Board 2 Check Speaker 4 Disconnectio disconnection Y Replace Speaker LGE Internal Use Only Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes 27 188 Standard Repair Process a C Audio error n 2012 12 06 _ t Wrecked audio discontinuation noise Reiseddae abnormal audio discontinuation noise is same after Check input signal compared to No audio a A25 Check and replace speaker and Check audio B Voltage 24 Check input 2 Y External Input Wu signal N Discontinuation Noise only When RF signal
142. ssion of manufactu 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 from 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 t
143. su luF DTV MNT L OUT WU R6008 33K 11 6005 z _ L FB X 33pF MMBT3904 NXP EU SCART MUTE ISAHAYA gt SCART R FB E EU 06002 RT1P141C T112 s E SCART MUTE e DD SCART_Lout m C scART_Rout DTV MNT_R_OUT lt PDTA114ET Q6002 1 C EU R6014 Q6001 B 1K MMBT3904 NXP E EU EU_SCART_MUTE_NXP THE 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 GElectronics LG ELECTRONICS MODEL BLOCKS SHEET a Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes EARPHONE AMP HP OUT H13 6104 OUT OUT 6104 C6100 T 180pFe HP OUT luF R6100 R6106 T l8 our 10K 43K HP OUT HP ROUT MAINL HP OUT H13 R6103 43K 1 IHE A SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF 15 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR IHE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE S
144. tage 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 20 minutes prior to the adjustment 4 Model General Specification 1 Market EU PAL Market 37Countries DTV amp Analog Total 37 countries DTV MPEG2 4 DVB T 29 countries Germany Netherland Switzerland Hungary Austria Slov enia Bulgaria France Spain Italy Belgium Luxemburg Greece Czech Croatia Turkey Moroco Ireland Latvia Estonia Lithuania Poland Portugal Romania Albania Bosnia Serbia Slovakia Beralus DTV MPEG2 4 DVB T2 8 countries UK Ireland Sweden Denmark Finland Norway Ukraine Kazakhstan Russia DTV MPEG2 4 DVB C 37 countries Germany Netherland Switzerland Hungary Austria Slovenia Bulgaria France Spain Italy Belgium Russia Luxemburg Greece Czech Croatia Turkey Moroco Ire land Latvia Estonia Lithuania Poland Portugal Romania Albania Bosnia Serbia Slovakia Beralus UK Sweden Denmark Finland Norway Ukraine Kazakhstan DTV MPEG2 4 DVB S 30 countries Germany Netherland Switzerland Hungary Austria Slovenia Bulgaria France Spain Italy Belgium Russia Luxemburg Greece Czech Croatia Turkey Moroco Ire land Latvia Estonia Lithuania Poland Portugal Romania
145. ts reserved LGE Internal Use Only Only for training and service purposes 4 Changed BOM As Was Current Model Info Model Info Platform GP4 Ex GP1R GP2 GP4 Startrek Platform NETCAST4 GP1R GP2 GP4 Startrek Main IC MT5369 Ex BCM3549 L9 MTK LM1 Main IC MTK5398 Ex BCM3549 L9 LM1 Model Data Model Data Tool 1 32967 Country Group EU Tool Option1 133 Country Group EU v f Tool Option2 41027 Country Ej Tool Option2 1281 Country v mm Tool Option3 29368 Area Code or Option 1154 Tool Option3 17245 Area Code or Option 162 i Pe Tool Option4 61754 Tool Option4 37481 Tool Option5 14742 Tool Option5 23191 Tool Option6 1354 Tool Option6 11323 Tool Option7 47247 Tool Option7 13615 Commercial Tool Option Commercial Tool Option Function Model SN Write Yes v Widevine Yes simis aksi Yes Yes CI Download Yes Built In Wifi Yes a yes T Yes Address Yes v DVB S Yes v MAC Address Yes DVB S Yes ESN Download Yes Wasu NO ESN Download Yes v Wasu NO v Marlin NO CNTV NO v Marlin CNTV NO HDCP 2 0 Tx NO DTCP Rx NO HDCP Tx NO vj DTCP Rx NO v HDCP 2 0 Rx Yes v Google CA NO v HDCP Rx Yes H
146. urposes THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC SECRET LGElectronics LG ELECTRONICS LOCK HEET LGE Internal Use Only VDD EPI A IHE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF 15 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes EPI C7800 ZZ sur THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC VDD EPI tc7801 68uF SECRET LGElectronics LG ELECTRONICS MODEL BLUEK SHEET LGE Internal Use Only BM5G5A1J IC8100 1 BA 26 210011 C8100 2 ECR C8100 3 2 001
147. 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 knife Remove at least 1 4 inch of copper to ensure that a hazardous condition will not exist if the jumper wire opens 2 along the copper pattern from both sides of the pattern break and locate the nearest component that is directly con nected 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 5 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 LED TV used LD33B 1 Performance LGE TV test method followed chassis 2 Demanded other specification Safety CE IEC specification 2 Requirement for Test EMC CE IEC Each part is tested as below without special appointment 1 Temperature 25 C 5 77 F 9 F 40 C 5 C 2 Relative Humidity 65 10 3 Power Vol
148. x O H lt ODEL OPT 2 LCD OLED PDP Need to Assign ADC port MINI ALN alu fala gt gt ala ay ate ay a a ODEL_OPT_3 IR_wafer 12 15 IR wafer 10pin Ready for sample set ODEL 4 ODEL 5 NON SECRET LGElectronics P60 SCLAO P61 SDAAO P62 P63 31 03 003 4 75 5 9 5 01 5 01 74 4 8 5101 5 01 P73 KR3 S001 P72 KR2 8021 P71 KR1 SI21 SDA21 P70 KRO SCK21 SCL21 P30 INTP3 RTC1HZ SCK11 SCL11 1 2 3 4 5 6 7 8 LES OOOH 1 P130 P20 AN P21 AN P22 AN P23 AN P24 AN P25 AN P26 AN P27 AN LOOGEAFB 30 MICOM_LEAD_Cu OP gt x lt oj a z lt FA COND SS S AIO PS H H O N KIO HZ Hh Sa Q H FR O Q a oc occ 0 QU o A HNX lt HD Oo nu H am O N A a as d o a n a LG ELECTRONICS P140 PCLBUZO INTP6 POO TIOO TXD1 PO1 TO00 RXD1 0 AVREFP 1 AVREFM 2 3 4 5 6 3 P50 INTP1 SI11 SDA11 POWER_ON WOL ETH P51 1NTP2
149. y by touching a known earth ground Alter natively obtain and wear a commercially available discharg ing wrist strap device which should be removed to prevent potential shock reasons prior to applying power to the unit under test Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes 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 expo sure 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 sol der 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 elec trically 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 mate rial to the chassis or circuit assembly into which the device will be installed CAUTION Be sure no power is applied to the chassis or cir cuit
150. y for training and service purposes Main for Broadband Main TCON one xxLA660S Zx Chassis LD33B ToPSU PCB P No EAX64797003 1 Only model i BE 1 E LNBIC Block module Main processor DDR Memory eMMC Memory ELE CODE ELLLI1S Micom for Key IR sensing WIFI BT PMIC Key IR Audio AMP Front Spk EPI Wafer Level shifter Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 7 88 1 LGE2122 Diagram TICIS2 Without ATV Aij TUNER TN DVB S 12 4 USB1 HDD USB2 USB3 Tuner 12 6 LE TA mza mo oOo0o HDMI MHL 12 4 HDMI2 HDMI3 H P AV COMP SCART Z gt rT OPTIC LAN m Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes e Slot 5 5 IF 5 X TAL DDR3 1600 X 16 27MHz 512MB X 2EA dt 2 5 DDR3 1600 X 16 256 1 Demod Analog Demod SYSTEM EEPROM 256Kb HDCP EEPROM 16Kb eMMC 4 41 iad 50P Ec LVDS EPI LGE 2122 I2C 2 5 250 2 1 2 1 lt gt LOCAL DIMMING DIMMING 4 BLUTOOTH lt gt ASSY 4 wr gt CVBS YPbPr

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