LG Electronics 55LA625C-ZA Flat Panel Television User Manual
Contents
1. SV DET HDMLI R806 e 10K 1 45V_Normal 5V_HDML 2 5V_Normal SV_HDMI_4 5V_Normal R896 id i lg ENKMC2838 T112 ENKMC2838 T112 ENKMC2838 T112 3904 NXP MMBT3904 NXP D821 D822 D824 B REO D801 HPDI 550 HDMI R830 10K SDA 1 o 0800 3 3K SD HDMI DDC_SCL_1 R885 R889 1 R884 gt R888 R887 R891 D823 D804 2 7K 2 2 7K 2 7K 2 7K 2 7K 92 7K SD SD HDMI Pe sDA 1 C ____ yppc_spa_4 m ESD HDMI SEMTECH L e sai L Desa L Desa 19 0805 NS TS 5 2159 CK HDMII HDMII ESD_HDMI_SEMTECH D806 52 1 10 pi DM For CEC D1 _HDMII D2 D24 HDMI CEC REMOTE 57 DELETE D802 JK802 5 6V T 200pF 5V HDMI 2 DES 5 a 5V_DET Tiba ASV HDMI 4 SV DET HDML 4 R808 4 R807 n 10K 10K BODY SHIELD R895 IK MMBT3904 NXP ggog2. PC AUDIO SPDIF OPTIC JACK 5 15 Mstar Circuit Application Geos 1 1 3 3V Normal 027 04 2FO1TCI CLM97 4F 5 E sPRING 1 T TERMINALI 1 R1107 pees bd PC_R_IN vs R_SPRING i R1110 1 SPDIF_OUT 1 SV s Ta C1110 1 C1131 121 T_SPRING 200pF R1104 2208 10uF O luF 100pF 10K 16V 16V 16 50 Das E R1108 JETE DELETE pELETE x 15K ELETE t PC L IN T_TERMINAL2 11085 1103 gnn T 55v 100pF 2470K 10K 200pF 5 1 fm i 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 MODEL DATE ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR LG ELELTRONILS THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC Electronics GHEET Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes lf Moti SL Shes Crates NS eho NE le Pep 8 5 AVDD DDRO DDR3 1 5V By CAP Place these Caps near Memory DDR3 1 5V By CAP Place these Caps near Memory
3. 6 117 NF_CEIZ GPIO138 SETS PCM A 0 14 7 PCMDATA7 GPIO116 NF WPZ GPIO198 470110 Boot from MIPS with SPI flash ADIS 4751001 Secure MIPS without scramble PCM AIO RN NF_CEZ GPIO137 MIPS_WS 247 1010 Scerur MIPS with SCRAMBLE N W20 PCMADRIOYGPIO125 3 25 nu x 2 acio PCMADR 1 GPIO124 NF_REZ GPIO139 57 43 3V Normal PCMLA T Amis PCMADRI2V GPIO122 NF WEZ GPIOM0 zi A PCM_ATT PCMADRIZVGPIO121 NF_ALE GPIOI41 575 PCMADRIA GPIO99 RBZ GPIO142 PCMADR SVGPIO101 AR104 PCMADRIGVGPIO102 22 esr yis PCMLA UT PCMADRISV GPIO108 gt oval 3 yn Amo PCMADRI9VGPIOI10 GPIO PM O GPIO6 POWER DET AUD MASTER 56 PCMADR 10 GPIO114 PM_UART_TX GPIO_PM I GPIO7 PM_TXD 2 GPIO_PM 2 GPIO8 INV_CTL 4 PWMI PCMADR 12J GPIO104 GIO PM 3 GPIO9 RL_ON mE Pana PCMADR 13 GPIO107 GPIO_PM 4 GPIO 10 gt POWER ON OFF 1 UART RX GPIO gt PM_RXD jz ak 3 vio PM SPI SCZI GPIO PMI 6 GPIO1 DS E m 2 REG PCMREG_N GPIO123 GPIO_PM 7 GPIO13 MES FLASH WP wp Sp ey ABIS 14 SIDE_HP_MUTE eo o PCM_OE PS GPIO PM 9y GPIO 15 PANEL EB
4. xb 00 60 RGB Input 1024768 00 oo rrF rr rr FF rFF FF oo tE eD b ad 00 10 Adjust 1024 768 RGB 10 c 80 0 78 EE 91 A3 54 4C 99 26 aa 00 90 End Adjust mode 20 oF 50 54 A1 08 00 31 40 45 40 61 40 71 40 81 80 Required equipment Adjustment remote control 30 01 01 01 01 01 01 02 80 18 71 38 2D 40 58 2C 40 45 00 Ao 00 00 00 1E 66 21 50 B0 51 00 1B 50 40 70 36 00 ao 00 00 00 1E 00 00 00 00 3 2 EDID Download 60 53 10 00 oa 20 20 20 20 20 20 d 1 After enter Service Mode by pushing ADJ key 70 d Oile 2 Enter EDID D L menu 02 22 F1 4E 10 04 13 05 14 03 02 12 20 21 3 Enter START by pushing OK key 90 22 15 01 26 15 07 50 09 57 07 f EZ ADJUST EDID D L AO f 01 10 80 18 71 1C 16 20 58 2C 25 00 20 C2 0 Tool Optiont 31 00 00 9E 01 10 00 72 51 Do 1E 20 6 28 55 00 20 2 00 00 02 80 18 71 38 2D 40 58 2C 3 Tool Option RGB 00 45 00 ao 00 00 1E 01 1D 00 52 Do 1E 20 4 Tool Options B8 28 55 40 c4 8E 21 00 00 1E
5. RESET R52 10K WS I 50 R511 R512 12 12 SPEAKER L WAEER ANGLE 3 3V Normal 4 pi 1 501 Ci MLB 201209 0120P N2 gt L502 al BLMISPGI2ISNID AUD MASTER gt p D Du oT p 4 46 RM 8 e lt 5 lt lt lov are Q uir a 5 2 Q 7 9 gt 1 mm E TR 50V 16V 16V 503 T LJ AGND_PLL 1 50 E AVDD_PLL NUS 505 ak DVDD_PLL 3 49 LF 1 DGND_PLL 5 IC5 O 1 1 SND f6 NTP 7500L T Hov DGND DVDD 8 SDATA AUDIRCH WCK AUD BCK AUD_SCK R503 100 SDA AMP SDA 1 R504 100 ud DU Qe 50V 50V Q N R506 lt n 100 E E gt 1000 MMBT3904 NXP sov 2 2 O O SANT 50 R522 0 e e POWER DELETE 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
6. 1c 102 NANDOIGW3B2CN6E NAND FLASH MEMORY 43 3V Normal A NAND_FLASH_IG_NUMONYX EAN60762401 R107 R109 IK 3 9K RB PF_OEL PF e C101 O 1uF PF_CEIL PF ALE PF_WP R106 R102 IK 3 3K es mm ED memi lt NAND FLASH 1G 13 FLASH 1G TOSHIBA EAN35669103 EAN61508001 1C102 5 1C102 3 H27U1G8F2CTR BC TCS8NVG SSETAOBBBH NC 29 NC 1 NC 29 NC 28 NC 2 NC 28 NC 2 NC 27 NC 26 NC 4 NC 26 1 07 1 08 1 06 1 07 1 05 1 06 1 04 RE 1 05 NC 25 NC_25 NC_24 NC NC 24 NC NC 23 2 88 1 vss_2 NC 9 NC 22 NC 10 NC 21 10 21 20 NC 20 1 03 ALE 1 04 1 02 WE 101 WP 1 02 NC 1 00 NC 11 Vol 12 NC 19 NC 19 NC 13 NC 18 NC 13 NC 18 NC 14 17 14 17 15 16 15 16 NAND_FLASH_2G_HYNIX_13 60708702 1 102 6 H27U2G8F2CTR NC_2 NC 27 NC 4 5 107 NC 6 1 06 1 05 RE 1 04 NC 20 1 03 1 02 1 O1 1 00 12 19 13 NC 18 14 NC 17 NC 15 NC 16 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 MARK OF THE S
7. R862 1 10K gp B 10K 1 SD HDMI A 4 SD HDMI Dana e DDC SDA 4 a TER REL F a DDC_SCL_2 ME RE DDC SCL 4 1 pol ESD 1 1 1 D817 D818 1 0 PRS Ova BD ESb 1 1 1 HDMI CEC _ 1 HDMI m ESD_HDMLSEMTECH 9 ESD SEMTECH 9 RCLAMPOS24PA RCLAMPOS24PA 2 2 1 10 CK HDMI2 als 0 81 om CK 5 5 D0 HDMI2 T DO _HDMI2 ESD HDMI SEMTECH ESD HDMI SEMTECH D813 D820 52 RCLAMP0524PA DI _HDMI2 2 D2 HDMI2 D2 _HDMI4 D2 _HDMI2 D2 _HDMI4 l DELETE nn 5 6V 5 6V Em i a ipd e gt 55 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 SECRET MODEL 57 2 DATE THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC LG ELELTRONILS BLOCK som GHEET s Z Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes
8. p d vec 100 500 ohm e POWER DET 43 5V ST I PANEL 2474 MMBT3906 NXP CH R439 C443 I C41 SAMWHA 33K 10uF 0 1uF bes 25 16 3 3V_Normal POWER_DET_RESET 451 43 5V ST io DELETE L R404 R419 22K DELETE 0 luF R407 100K pp 424v POWER DET ON SEMI R406 Los ud IDELETE I 16v 22K 24 1C408 1 4 7K 3 DELETE PROSSN293 426 10K B Q407 PD_424V_PWR_DET_DIODES ens OPT R401 10K MMBT3904 NXP 1409 vee gt eer 10K R421 R429 APX803D29 PD 424V RLON B 10K 47K Moon as lt MMBT3904 NXP PANEL CIL RASS R480 R462 226 100 PD 424V PWR DET ON SEMI 0405 ELETE 1 409 1 MMBT3904 NXP NCP803SN293 MMBT3904 NXP u vee eser P401 16V 4251 T D401 L45V SMAW200 H18S1 D 424V ao 55 T CIC21J501NE ss PWRON DRV ONg L408 L404 3 5V_ST 4 A e ZH v FONS PWM_DIM C406 0 1uF 211501 R408 100 PWMI 1 GND GND 3 V 16 1407 AT BAV PWN2 2CH POWER DDR Max 1000mA X ES 9 GND GND 1 C418 0 1uF MLB 201209 0120P N2 3 3 7 IN orm 1 12V 12V Fsov P zd uM yayra Sao TES pe t 780mA A 12V 3 5V_ST C404 0 1 1 GND Gn 4 al MLB 201209 0120P N2 Fe AP7173 SPG 13 HF DIODES m 16V 41 5V DDR mes ee umi imd immi
9. T MUTAL B 9P S 49 8 1 t 81 11391 41 8 Jeyeed gt duvans L5 Pi 5 19429458 mm 2 9 asn LYVOS 0000000000 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 by A in the Schematic Diagram and EXPLODED VIEW It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent X RADIATION Shock Fire or other Hazards Do not modify the original design without permission of manufacturer Set Stand Stand Base Body E Copyright 2013 LG Electronics Inc All rights reserved 22 LGE Internal Use Only Only for training and service purposes
10. 1080 5 2 RGB Input HD Model No Resolution H freq kHz V freq Hz Pixel clock MHz Proposed DDC 1 640 480 31 469 59 94 25 17 VESA VGA 2 800 600 37 879 60 31 40 00 VESA SVGA 3 1024 768 48 363 60 00 65 00 VESA XGA 4 1152 864 54 348 60 053 80 00 VESA 5 3 Input PC FHD Model No Resolution H freq kHz V freq Hz Pixel clock MHz Proposed DDC 1 640 350 31 468 70 09 25 17 EGA X 2 720 400 31 469 70 08 28 32 DOS 3 640 480 31 469 59 94 25 17 VESA VGA 4 18009600 37 879 60 31 40 00 VESA SVGA 5 1024 768 48 363 60 00 65 00 VESA XGA 6 1152 864 54 348 60 053 80 00 VESA 7 1360 768 47 712 60 015 85 50 VESA WXGA 8 1920 1080 66 587 59 934 138 5 HDTV 1080P Copyright 2013 LG Electronics Inc All rights reserved 8 LGE Internal Use Only Only for training and service purposes 5 3 HDMI Input PC DTV No Resolution H freq kHz V freq Hz Pixel clock MHz Proposed Remark PC DVI DDC 1 640 350 31 468 70 09 25 17 EGA X 2 720 400 31 469 70 08 28 32 DOS 3 640 480 31 469 59 94 25 17 VESA VGA 4 800 600 37 879 60 31 40 00 VESA SVGA 5 1024 768 48 363 60 00 65 00 VESA XGA 6 1152 864 54 348 60 053 80 00 VESA 7 13607768 47 712 60 015 85 50 VESA WXGA 8 1280 1024 63 981 60 020 108 0 VESA SXGA 9 19201080 67 50 60 00 148 5 1080 DTV 1 720 4
11. 293 VDDC 1 Za 28l 3 4 toopr i z 8 59 8 R289 100 C258 L204 VDDC 2 GND_35 z i 258 Pesta Minn Oni 6 wen g gt 3ND 3 3 100pF 3 el 3 2 3 3 L10 ND E INCISA um ucc wem eam eee IC101 E eg es ee eh P M 8 YPc ee LGE2112 T8 e 5 VDDC 6 GND 39 mad Ur 4 1 o4 a7 2 oe 5 x N A AJ A VDDC 8 3ND 4 S7LR_DIVX_MS10 I 8 59 501 0 01 0 12 oC 2 Cua P 3 3 Y ADS pn OG SIF 1 0 10 EN Close to MSTAR 5 x GND 44 HDMII RXA EE mde 5 3ND 45 jr men Acs was once ES 43 8V Normal 45 Tio 3 GND_46 RXAIP 8 VDDC_14 GND_47 piv eos m Noy pve AE anD as D2 1 I RXA2P ACS BLMISPGI2ISNID 1 58 GND_49 D2 H RXA2N 9 gt AVDDIPO GND 50 Fri TS DDCDA DA GPIOOA C250 NON DVB T2 c 19 FB CORE GND I 14 2 R218 Rio DDCDA CK GPIO23 0 luF 10K ESA Co acu AVDDL_MOD
12. MARK OF THE SCHEMETIC Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes SECRET LG ELECTRONICS a 0 luF Z 10uF 50 50 35 R508 gt gt 12 RS L505 10 0uH R516 C530 TE 4 7K cH 10 0uH TAJ uF Si B2 50 R517 R509 R513 4 7K 1 12 12 PGNDIB ae 22000 5 sov VDRI _5 AGND VDR2 C528 C529 C534 BST2A luF 25 25 25 PGND2A C527 22000 OUT2A 2 OUT2A 1 2 X 24V_AMP R510 R514 12 L503 10 0uH R518 4 7K C532 C536 ZZ Jm csi Sur BR 53 Es 50 50 35V 0 8519 0 1uF 4 7K 50V MODEL 2013 712 BLICK power 5HE SPEAKER R 2012 11 12 LGE Internal Use Only CONTROL IR amp LED 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 SYMBOL MARK OF THE SCHEMETIC Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes SECRET R602 R603 CONTROL NO FILTER R614 CONTROL FILTER BLMISPGI2ISNID L602 BLMISPGI2ISNID
13. North Latin America http aic lgservice com Europe Africa http eic lgservice com Asia Oceania http biz lgservice com Life s Good LED TV CHASSIS LD3AC MODEL 55LA625C 55LA625C ZA CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL MFL67800113 1309 REV00O Printed in Korea CONTENTS 2 SAFETY PREGAUTIONS 3 SERVICING PRECAUTIONS 4 RN 6 ADJUSTMENT INSTRUCTION 10 TROUBLE SHOOTING GUIDE ria iocur ex a a hau Rue nnn 16 BLOCK DIAGRAM MeU 21 EXPLODED VIEW 22 SCHEMATIC CIRCUIT DIAGRAM 0 Copyright 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 permission of manufacturer General Guidance An isol
14. P600 CONTROL FILTER 12507WR 08L CONTROL FILTER R615 0 CONTROL_NO_FILTER IR_OUT R605 43 5V ST CONTROL FILTER C608 C609 O luF 1600 BLMISPGI2ISNID R610 1 8K R604 22 43 5V ST R607 IR_OUT R609 10K IR_OUT IR_OUT MODEL DATE BLOCK GHE E Hie A ae LGE Internal Use Only LVDS 51Pin LVDS Connector FHD 60H i For 2 FOR FHD REVERSE 1 Obit SOPiu LVDS Connector BD Change in S7LR For HD 60Hz Normal P703 FI RESIS HF J R1500 Pol change HD RXA4 RXAO P705 RXA4 RXAO RXAO FF10001 30 DS_SEL RXA3 RXAL RXAI EXPE ERE 3 RXA3 RXAL RXACK RXA2 2705 3 3K RXA2 HE RXA2 wx HO 1 lt RXA3 RXAO READ lt RXACK lt RXACK RXB4 RXBO RXBO RXB4 RXBO RXBO lt RXA2 RXB3 RXBI RXBI RXA2 RXB3 RXBI RXBI RXBCK RXB2 RXB2 RXAL RXBCK RXB2 RXB2 RXAI RXB2 RXBCK RXBCK LVDS_SEL RXB2 RXBCK RXBCK RxA0 3 3V_Normal RXBI RXB3 RXB3 RXAO 5 RXBI RXB3 RXB3 RXBO RXB4 Ee RXBO RXB4 R711 i L701 1 Bats HD S
15. SIDE_COMP_Pr PEJ029 02 D1613 PEJ029 02 Wis Comp 3905 G SPRING 75 01614 tsp E_SPRING R_SPRING SIDE_COMP_Pb D1615 T_SPRING R9909 3 comp RS d isis OMPONENT ESD COMP SIDE_COMP_Y D1617 S R9910 1 5 Ly D1620 OMPONENT Resp comp 7 43 3V Normal OMPONENT R9904 10K R9912 IK e SIDE COMP DET COMPONENT D1619 5 6V 43 5V ST DTV MNT L EU OPT EU OPT Q1607 R1652 MMBT3904 NXP EU_OPT 01610 10K R1648 MMBT3906 NXP 2K e T DIV MNT_R_OUT lt __ __ EU C1636 EU_OPT B 1 pA I MMBT3904 NXP RI650 2K SCARTI_MUTE 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 ANSYMBOL MARK OF THE SCHEMETIC Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes SECRET LGElectronics AZAS80MTR E1 IC1601 EU_OPT R1600 2 2K DTV MNT_L_OUT IH oF ral ger CI6005g in D 33K IOuF R1601 16V 470K EU OPT EU 1615 606 160 10K EL OI RI612 5 6K SCARTI Lout 1 220K C1601 R1602 EU_OPT EU CLOSE TO MSTAR Full Scart 3
16. 20V R1604 3 GND ESD_SCART 75 EU R1623 1D 2 15K SCI ID OUT D1606 t SEL pisis EU OPT AUDIO L IN 20 T 20V R1629 SCART R1605 ESD_SCART 3 9K PEE GND T UDIO_L_OUT EU_OPT R1617 AUDIO_R_IN 10K TES SCIL IN OUT L1604 EU p1607 R1606 120 ohm R1630 56v 470K 2298 DK ESD SCART EU 5 008 01 EU_OPT JK1602 R1618 gt 10K t m LY piso 120 ohm CIT R1631 5 6v 330pF R1607 ESD_SCART 470K 50 e TES DTV MNT_L_OUT EU_OPT T 1 1601 LL EU EU D1608 BLMISPGI2ISNID C1609 C1618 56 1000pF 4700pF iD SCART sov d IDTV MNT R OUT EU cm L1602 Yos BLMISPGI2ISNID ede c1619 55 C1610 4700pF ESDESCART 1000pF im sov LG ELELTRONILS MODEL BLULK DTV MNT_VOUT D 5 A H 7 E 2012 11 12 m LGE Internal Use Only 5 SPEAKER OUT JACK 12V A 3 1 1802 EXT_SPK EXT_SPK 1803 BLMISPGI2ISNID 1 if C1806 aie O uF 1809 1810 1 761811 16V 10uF D lu EXT_SPK 25V 16V 5 H EXT_SPK EXT SPK EXT SPK R1803 ERE 100 oo AMP RESET EXT S
17. CLose to DDR3 2013 S7LR2 SECRET LG ELECTRONICS DDR_256 LGElectronics 2012 11 12 LGE Internal Use Only S FLASH MAIN MACRONIX IC1401 i or MX25L8006EM2I 12G C1401 1403 10K DELEI FLASH WP R1405 51 5100 33 gt SPI SDI S FLASH MAIN WINBOND IC1401 1 W25Q80BVSSIG HOLDIIO3 DI 1O0 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 ELECTRONICS MUDEL DATE ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR BLOCK Duas THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC _LGElectronics L L BLULK S_PLASH GHEET 13 Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes COMPONENT JK1600
18. Aging chamber m Cool Medium Warm NetCase4 x y x y 271 270 285 293 313 329 1 0 5 280 285 294 308 319 340 2 6 10 276 280 290 303 315 335 3 11 20 272 275 286 298 311 330 4 21 30 269 272 283 295 308 327 5 31 40 267 268 281 291 306 323 6 41 50 266 265 280 288 305 320 7 51 80 265 263 279 286 304 318 8 81 119 264 261 278 284 303 316 9 Over 120 264 260 278 283 303 315 Connecting picture of the measuring instrument On Automatic control Inside PATTERN is used when W B is controlled Connect to auto controller or push Adjustment R C P ONLY Enter the mode of White Balance the pattern will come out Full White Pattern 20 RS 232C Communication COLOR ANALYZER TYPE CA 210 LGE Internal Use Only Auto control interface and directions 1 Adjust in the place where the influx of light like floodlight around is blocked illumination is less than 10 lux 2 Adhere closely the Color analyzer CA210 to the module less than 10 cm distance keep it with the surface of the Module and Color analyzer s prove vertically 80 100 3 Aging time After aging start keep the power on no suspension of power supply and heat run over 5 minutes Using signal or POWER ONLY or the others check the back light on Auto ad
19. WE Ano PEMWE N GPIOI97 1 sCZ2 GPIO MODEL 0 IORD SPI PI 2 2 5 Normal PCMIORD N GPIO111 SPIO PMULTVGPIO OME MUTE fPCMLIOWR PCMIOWR N GPIO109 AS R132 PM SPI SCK GPIOI SPESCK prr T AD21 D3 DELETE 54 22 SPL_CS PCM CE PCMCE_N GPIOI15 PM SPI CZ0 GPIO PM 12 GPIOq Per DIMMING 7PCM_IRQA 20 3 5 pi Pr Spe 5 1 801 R133 vig PCMIRQA_N GPIO10S PM SPI sD GPIO2 10K PCM CD var PEMCD_N GPIO130 SPI SDO GPIO3 SPLSDO vo PCMWAIT_N GPIO100 for SERIAL FLASH PCM_RST PCM_RESET GPIO129 i s TSOCLK GPIO87 IClTS_VAL 5 3 021 amom R157 PWM2 USBISQCD 2 N GPIO131 TSOVALID GPIO85 775 ICL_TS_SYNC LI USBI TS DATA 0 7 I2C 3 3V_Normal R140 R141 IC104 1 M24256 BRMNGTP NVRAM_ST we SDA EAN61548301 n SS SS ecu 3 3V_Normal EEPROM 1 104 C105 AT24C256C sSHL T 0 1 I NOM AIMBL Al 22 Sn R112 22 LG ELECTRONICS to delete CI MODEL 6 MODEL OPT 7 for S
20. 00 parece du Fo 00 00 00 00 00 00 00 00 00 00 00 00 00 e 7 White Balance 8 10 Point WB 9 Test Pattern 11 Sub B C lt Caution gt Never connect HDMI amp D sub cable when EDID downloaded Copyright 2013 LG Electronics Inc All rights reserved 11 LGE Internal Use Only Only for training and service purposes 5 Detail EDID Options are below a Product ID MODEL NAME HEX EDID Table DDC Function FHD HD Model 0001 01 00 Analog Digital b Serial No Controlled on production line c Month Year Controlled on production line ex Week 01 gt 01 Year 2013 gt 17 fix d Model Name Hex cf TV set s model name in EDID data is below Model name MODEL NAME HEX LG TV 00 00 00 FC 00 4C 47 20 54 56 0A 20 20 20 20 20 20 20 LG TV e Checksum Changeable by total EDID data 4 Total Assembly line process 4 1 White Balance adjustment W B Equipment condition CA210 LED gt CH14 Test signal Inner pattern 80IRE Above 5 minutes H run in the inner pattern power key of adjust remote control f it is executed W B adjustment 2 3 minutes H run it is adjusted by Target data For OS LED Direct LED module FHD HD EDID 5 data HDMI RGB HDMI RGB Block 0 43 5C A4 5 Check sum 2
21. 3 Input the Factory model name ex 32LP360H ZA or Serial number like photo Adjust Check 2 ADC Data Power Off Status System 1 System 2 Model Number D L 8 1107 1 Serial Num Test Option Press OK to Save Elly ADC UIT 6 APP History Ver 638 POL DB LGD CF LGT10 oooox 4 Check the model name Instart menu Factory name displayed ex 32LP360H ZA 5 Check the Diagnostics DTV country only Buyer model displayed ex 32LP360H Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes 14 7 Cl key download 7 1 Communication Prot connection _ 4 PCBA USB Port 9 222 cable M USB to Serial Adapter RS 232C Cable PC RS 232C Port UC 232A Connection PCBA USB Port USB to Serial Adapter UC 232A RS 232C cable PC RS 232C port 7 2 Key Download Set Cl Key path Directory at Start 8 Cl Download Programme Com 1 2 3 4 and 115200 Baudrate Down Load Setting Select Scanner fe Semet CANCEL NUES MAC Address RUN F2 2 Ws Baudrate z MAC Address Setting Start MAC Address End MAC Address Current Pi E a pe ve us Ce Key SEND FD GP4_LOW 007 MAC Address Message 3 Port connect
22. Switzerland Austria Slovenia Hungary Bulgaria DVB C Cl Switzerland UPC Cablecom Netherland Ziggo Germany KDG CWB Finland labwise 15 RS232C 1EA Interactive mode support Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only 5 Video resolutions 2D 5 1 Component Input Y No Resolution H freq kHz V freq Hz Pixel clock MHz Proposed 1 720 576 15 625 50 00 13 5 SDTV DVD 576l 2 720 480 15 73 60 00 13 5135 SDTV DVD 4801 3 1720480 15 73 59 94 13 50 SDTV DVD 4801 4 1720 576 31 25 50 00 27 00 SDTV 576P 5 1720480 31 50 60 00 27 027 SDTV 480P 6 720 480 31 47 59 94 27 00 SDTV 480P 7 1280 720 37 50 50 00 74 25 HDTV 720P 8 1280 720 45 00 60 00 74 25 HDTV 720P 9 1280 720 44 96 59 94 74 176 HDTV 720P 10 1920 1080 28 125 50 00 74 25 HDTV 10801 11 1920 1080 33 75 60 00 74 25 HDTV 10801 12 1920 1080 33 72 59 94 74 176 10801 13 1920 1080 56 25 50 00 148 50 1080 14 1920 1080 67 50 60 00 148 50 1080 15 1920 1080 67 432 59 94 148 352 1080 16 1920 1080 27 00 24 00 74 25 1080 17 1920 1080 26 97 23 94 74 176 1080 18 1920 1080 33 75 30 00 74 25 1080 19 1920 1080 33 71 29 97 74 176
23. T9 H7 eevee AMDQL6 Dis A PPR3_DQLI6 B_DDR3_DQLI6 5 B MDQL6 m G2 ES A MDQUZ DDR3 DQLI7 DDR3 DQLI7 B MDQL7 H7 G16 G21 amau A MDQUO gt 20 A PPR3_DQUIO B_DDR3_DQUIO 55 lt B MDQUO d ee D7 cs AMDQUI gt B_DDR3_DQUII gt C B MDQUI c3 1 ip ammas AMDQU2 C gt B_DDR3_DQUI2 50 C B MDQU2 C8 7 MDQUA A MDQU3 gt Eie 2 PPR3_DQUII DQUI3 55 lt B MDQU3 BMDQU3 2 E2 A2 e MBQUS AMDQU4 gt A29 A PPR3_DQUIAI B_DDR3_DQUI4 757 lt B MDQUA maou A7 B8 amaw AMDQUS gt Die 4 PPR3_DQUISI B_DDR3_DQUIS lt B MDQUS 3 1 2 AMDQU6 gt Cap PPR3 DQUI6I B_DDR3_DQUI6 C B MDQU6 Bue B8 AMDQU7 gt DDR3 DQUI7 B DDR3 C B MDQU7 BMDQU 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 MARK OF THE SCHEMETIC Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes
24. 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 MARK OF THE SCHEMETIC Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes RS232C IR_OUT R1001 100 3 5V_ST C100 0 33uF i 1 1000 MAX3232CDR C1002 0 1uF C1003 O 1uF C1004 O 1uF C1005 0 14 Fpour2 4 1348201 Iz 1006 luF R1002 100 D1007 D1008 CDS3C30GTH CDS3C30GTH 30v 30v DELETE DELETE SPGO9 DB 009 JK1001 43 5V ST D1001 BAP70 02 1003 50 DINI PM RXD SECRET LG ELECTRONICS MODEL 2013 72 DATE ms 2s2c 5HEET 2012 11 12 10 LGE Internal Use Only RGB PC 5V_Normal D1115 HEADPHONE q A2 HP_LOUT JH e e cus UD AXE R1140 1 10uF R1139 3 C1129 1 16V 1115 iios
25. TV Audio Check the RF cable of RF signal No Menu toggle gt 99 Exchange the AMP IC or Main board No Exchange the Mstar IC101 No Check the 2 signal Exchange the Mstar IC101 No Check the 12C signal Exchange the Mstar IC101 No Exch i xchange the Audio AMP 501 Exchange the connector If gt the connector is defect No Exchange the speaker gt g y Menu toggle Check the voltage of Tuner 33V 13703 Exchange the 13703 Check the voltage of Tuner 1 8 1 3703 2pin 18 the IF_P N signal TU3700 10 11pin Pes Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes No gt Exchange the L3703 No p Exchange the Tuner Implement the 8 Audio of all input Of Malfunction guide 19 LGE Internal Use Only 9 AV Audio Check the AV cable is defective Yes Check the signal of JK1601 R1684 R1685 Yes Implement the 8 Audio of all input Of Malfunction guide 10 RGB Audio Check the Component cable is defective Check the signal of JK1102 Yes Implement the 8 Audio of all input Of Malfunction guide No Exchange the AV Jack No Exchange the AV Jack Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes 20 LGE Internal Use Only BLOCK DIAGRAM
26. Z 2 2 2 1420 5 xs _ 3 sv_sT 77 L408 1 L404 1 BLM18PG121SN1D FET_AOS 3 3V_Normal 3 500 ohm 500 ohm IN s Lor AOSIO7A e 31215 ER ER D SAMWHA SAMWHA PG R457 i a 3 1 2 2 4 3K 2 C435 405 E 3 3 dm 425 p RI 10V 18 16V 10K vec E 1 2 y 3 6 Y 3 3V_Normal C467 Er Ss R433 FET_2 5V Raa 1 5 Ala 560ph R445 5 5 3 di FET AOS Tier C461 475 R443 c 10 FET_2 5V_DIODE T Louk 0 1uF 10K B 400 EET 2 5V DMP2130L e e mm EM EM EM MM EM uM en do Ns POWER ON OFF 1 TUS EN Q403 1 e 4 2 2K D a DELETE R490 E i 5V_Normal J V out 0 8 1 R1 R2 5V_Normal 1 5 2 V out 0 8 1 R1 R2 1 5319 1 5 lt L406 RI 5V 1 3 6uH I 1 l C420 C421 0 047 222 8 2122061 1 C422 S tey o 16V IDELETE 1 SS eS rs S7LR core 1 2 volt 1 2 1 300 mA L413 1 CHANGE TO 500 ohm 3 3V_Normal 1 EM 16V X5R bap_tour_xsr A rr ee ee Tee 10uF oe C447 500 ohm ai 10 10UF 10V X5R I R428 211501 2 5V_Normal SAMWHA 55 I 3 3V_Normal 43 5
27. gt 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 gt DVB T2 Guard Interval Bitrate_Mbit s System Digitali CORDM QAM 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 gt DVB C Symbolrate 4 0Msymbols s to 7 2Msymbols s Modulation 16QAM 64 QAM 128 QAM and 256 QAM 5 Scart Jack 1EA PAL SECAM Scart 1 Jack is Full scart and support RF OUT analog Y Cb Cr Phone Jack type 6 Input 1EA Segre Video Gear 7 RGB Input RGB PC Analog D SUB 15PIN HDMI1 DTV DVI PC HDMI version 1 3 8 HDMI Input 3EA HDMI2 DTV Support HDCP HDMI3 DTV The number of Input ports is different by model 9 Input 1EA RGB DVI Component Audio RGB DVI amp Component Audio common port 10 SDPIF out 1EA SPDIF out 11 External Speaker out 1EA Stereo 1W 8 Single End 3P Phone Jack type Antenna AV Component RGB 12 out HDMI1 HDMI2 HDMI3 EMF 13 USB 1EA DivX HD JPEG MP3 DivX HD For SVC download CI UK Finland Denmark Norway Sweden Russia DVB T Spain Ireland Luxemburg Belgium Netherland 14 DVB Cl France Canal Italy DGTVi CI
28. 10 01 03 80 ao 5A 78 91 54 4C 99 26 20 oF 50 54 1 08 00 31 40 45 40 61 40 71 40 01 01 lt Caution gt Using P ONLY key of the Adjustment remote 30 01 01 01 01 01 01 66 21 50 BO 51 00 1B 30 40 70 control power on TV 40 36 00 40 84 63 00 00 1E 64 19 00 40 41 00 26 30 50 18 88 03 06 40 84 63 00 00 18 00 00 00 ADC Calibration Protocol RS232 60 53 10 00 0A 20 20 20 20 20 20 d NO Item CMD 1 CMD 2 Data 0 70 d 01 e 80 02 03 22 F1 4E 10 tF 04 93 05 14 03 02 12 20 21 80 1E 01 10 80 18 71 1C 16 20 58 2 25 00 5A ADC adjust ADC Adjust D o Automatically adjustment 00 00 00 10 00 72 51 DO 1E 20 6E 28 55 00 The use of a internal pattern 20 2 31 00 00 1E 8C Do 8 20 2D 10 10 96 00 ao 00 00 00 18 02 80 18 71 38 2D 40 Adjust Sequence EO 58 2C 45 00 0 5A 00 00 00 1E 00 00 00 00 00 00 aa 00 00 Enter Adjust Mode FO 00 00 oo 00 oo 00 00 00 00 ad 00 10 Adjust 4801 amp 1080p Comp 13 15 16 7
29. 3 R1925 33 CI_ADDRIZ R1926 33 R1927 33 CI ADDR O CI_DATATI CI DATA Z lt I Cl_ADDR 0 14 33 AR1903 R1907 100 5V Normal cisa 12pF 1 L 50 R1904 GND CLOSE TQ MSTAR C1904 CLMISTRTI CLMIVAL_ERR CI MCLKI CI DETECT a ee ee aer am ee ey 3 3V_Normal 3 3V_CI 3 3V_Cl 43 3V CI 1 1901 CD K BLMISPGI2ISNID 1 5 C1902 R1915 O 1uF p 1 1918 TC POWER ENABLE CONTROL ERE CI SLOT SLOT 5V CL ON 45V Normi Q1902 11902 AO5407A BLMISPGI2ISNID TY 5 5 0 1uF S 16v C1911 OTs 4 7uF 16V PE 16V R1922 2 2K c R1913 10K B Q1901 PCM_5V_CTIL MMBT3904 NXP R1924 E 10K 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 MARK OF THE SCHEMETIC SECRET LGElectronics Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purp
30. B4 1 23V 13 bushing T C TU2602 1 TDSS G101D B ERROR RESET VALID L2606 1 3 3V_TU 3 3V_TU 1200HM 3 3V_Normal ER 3 3V_T2_TU SUNLORD 2603 1 2606 31215 CIS21J121 IF AGC C2630 low T2 DVB C2643 55 er C2648 0 1uF C2631 C2633 22uF 0 luF 22uF 0 luF P 16V I 10uF 0 luF l T 10V 16 DIFINI SHIELD SHIELD 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 MODEL 2013 s7LR2 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS USED FOR DA THE CRITICAL COMPONENTS THE SSYMBOL MARK OF THE SCHEMETIC LG ELELTRONICS DH 20121112 26 2 1 mis Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Life s Good
31. C238 2uF 5 L gt d xis AVPD PbRo p 1 92 bz SOR SUN 5 PC po KS fee 5 239 TE COMPONENT amp PC C EUN AVDD_DDRO_D_2 93 zs SUB VSYNC s AURI DR Close to IC with width trace GND 94 PUER I RI esas C2044 0 087 uF POY aus 1 2 P 2 3ND 95 2 R229 68 C205j 0 047uF P3 gt ss C206 10 047uF 2 GND 96 DSUB_G t GINOP AULS GND 97 R231 68 exl ls und Aus x Aum Lus Ej iar en m 9 ama ier rr 22 3 3ND 99 C209 10 047uF ADI BINOM AURA AVDD lt GND 100 J C210 1000 LEE ee 1 SOGINO 101 Fag SCARTI RGB COMPI 47 GND_102 L SCART GND EFUSE GND_103 SCIL HSYNCI EXTERNAL SPEAKER ee eS GND 104 wo SCLFBI VSYNCI Avouno GND_105 a R253 33 C211 0 047u U3 vo C A23 SCIL pik vo RINIP Avoun2 1 SCARTI Lout GND 1 GND_106 17 54 6 2 u R255 call 1 Tr sr I EXT AMPL OND2 GND_107 55 3 213 2 3 SC1_G ypo 047uF GINIP AUOUTRO TP208 GND 3 GND 108
32. GND pvi ta Ln HOTPLUGA GPIO19 NON T2 LAN MIUVDDC lt DVDD_DDR GND 54 5 IF MAIN 3ND 55 ues C291 3ND 56 wo 0 047uF AVDDDPS d ws Avppzrs Apc 1 57 Pris 25 Roo wo jis m TS oval cx DE Gn 58 ADS 4 I2C SDAMI GPIO76 Ep uA prr AVDD25_REF GND 60 Fko Close to MSTAR 4 17 12020 C261 22pF AVDDOS LAN GND 62 ADI 220 Normal 2 5V ACI 2 vis cr nio RS 4 2 ZAMER MOD lt AVPD GND_64 ow HOTPLUGB GPIO20 C262 22 2 5V Normal AVDDOES AVDD_MOD 2 GND_65 GND_66 27 1 L211 AVDD2P5 172mA SND I RXOCKP SPDIF_IN GPIO 152 BEMISPGI2ISNID E Hes GND_67 CK RXCCEN SPDIF OUT GPIO153 SPDIF OUT eam AVDD25 lt wis 0025 GND_68 1 Apo _10 _ 7 AVSS_PGA AVSS_PGA GND_69 D0 C260 JL C270 1271 C273 C274 GND 70 Di ACH E3 10uF 0 luF 0 luF 17 5 I 25 T AVDD NODIE lt j AVDD GND 71 DI BXCIN USBO_DP 15 GND 72 Sproul VDD33 4 AVDD
33. Model Type GP3 MSTAR Software Version 0100 12 Serial 107 Sound Test L Signal Test 7 Product Service Info 6 1 Signal Table CMD LENGTH ADH ADL DATA 1 Data_n cs DELAY CMD AOh LENGTH 85 94h 1 16 bytes ADH EEPROM Sub Address high 00 1F ADL EEPROM Sub Address low 00 FF Data Write data CS CMD LENGTH ADH ADL Data 1 Data n Delay 20ms 6 2 Command Set Adjust mode CMD hex LENGTH hex Description EEPROM WRITE 84h n n bytes Write n 1 16 13 Description FOS Default write lt 7mode data write Vtotal V_Frequency Sync_Polarity Htotal Hstart Vstart 0 Phase Data write Model Name and Serial Number write in EEPROM LGE Internal Use Only 6 3 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 There is impossible to download by bar code scan so It need Manual download 1 Press the Instart key of Adjustment remote control 2 Go to the menu 6 Model Number D L like below photo
34. USB 1 GND 73 RON wei Diei ANDE Aps PPCDC_DA GPIO28 USBI DP 2508 05 AVDD2S GND_75 GND 76 x SIDE USB I op 76 HOTPLUGC GPIO21 c GND 77 5 DVDD_NODIE GND_78 r2 ct I be AMP_SDA I C295 T GND 79 CK _HDMI2 RXDCKN JSIDE_COMP_DET 0 1 wT AVDD_AU33 4 AVDD_AU33 GND 80 x P 5 w DO _HDMI2 I p1 48 AVDD_EAR33 Fig Rem Cem 55 DO _HDMI2 Ga RXDON 128_OUT_BCK GPIO156 AUD SCK 146 GND_82 HDMD Gr joie 125 ovr MCK GPIO154 Fs AUD MASTER 4 VDDP 1 GND DI HDMP I RXDIN I2S OUT SD GPIO157 AUD LRCH 25 VDDP 2 GND 84 P 5 2 eor 51 tap wis amas D2 _HDMI2 Re 02 BIMIaPG121SNID wig AVDD_LPLL_1 GND_86 I vs PPCDD_DA GPIO30 cid SEN AVDD 2 GND 87 4 5 ps 29 125 OUT WS GPIO155 UD Sis GND 88 I HOTPLUGDGPIO22 260 VDD33 lt VDDP NAND GND 89 REMOTE S7 CEC GPIOS 55 gt GND 90 i15 eer EA 1323 no AULO GND 91 2 8237 2 2 EU FT 55 n7 3 2 2 AVSS PGA po ome a tor AVDD MIU 3ND 92 a C 221 510 pe AURO vo
35. 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 IC Remove Replacement Some chassis circuit boards have 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 leads as close a
36. 3 3V_Normal 2 5V_Normal 43 3V Normal O N VDDC 1 05V 5 VDDC 2026mA e e MODEL 1 FA OFF MM x MODEL 2 AB2 NON DVB 2 T2 Al Al Al Al ai 1 al al 7 8 amp 5 E E EE 8 E 9 5 dos 9 3 Be MODEL_OPT_3 T25 NON_3D 3D fet cts 5 PIRRE 5 E g ze E E 2 573527 zal aT ET 8 J EA MODEL OPT 4 U23 NON OLED OLED 9 9 a 8 a a os E E 4 9 9 SW Ne pe d 0 5 T24 ION_DVB_S DVB S R203 RF_SWITCH_CTL MODEL OPT 2 MODEL 6 B8 READY READEY a lt ASIA ASIA brs MODEL 7 READY READY C293 1 C294 1 XL qm meu Cow EIE EL qut IC101 MODEL 5 68 68 LGE2112 T8 e MODEL OPT 6 TLIOV VDDC 4 Rober OLD eet Close to MSTAR S7LR_DIVX_MS10 x x ox 100 C257 vines Normal Power 3 3 n 4 IF P MSTAR AVDDLV USB GND 32 a g ea NON DV 3 3y_Normat 5 2 S25 5 2 INON_DVB_T2 9 8 za
37. 3V_Normal R1613 TOR EU_OPT EU_OPT so scar R1614 m EU OPT 1K pier C1607 V 0 luF 16V EU B4210 550 SCART D1602 EU_OPT EU C1608 EU R1625 2 2K EU 2 UE uS C1605 10uF CU 6 emt HR sy 10K F EU OPT 1602 33pF EU R1620 5 6K SCARTI_Rout EU_OPT 51622 C1603 220K 330p CLOSE TO MSTAR SCI DET SC1_CVBS_IN DTV MNT OUT 12V EU_OPT 1 1606 Mf y EU_OPT Ces EU OPT 0 1uF 0 1uF sov EU_OPTEU_OPT 1602 R1641 C1621 904 47K 47uF V DET R1609 604 52 220 dii 16v 47pF 2 3 1612 75 p 50 R42 5 50V 3 SOFT SYNC IN ES 5 BU OPT E RI635 2149 EU R1642 1610 Rf YNC GND2 EU OPT 15K F D1603 20 pus i Re EU OPT 5 SD 639 IW cow ESD SCART 75 100uF EU OPT Gain 1 Rf Rg 180 ESD SCART 16 R1627 RGB 10 2 22 SCIL FB OUT H 5 1 EU UEM D1604 EU_OPT 81616 20V R1608 75 GND 75 Ios our 84221 3 OUT SCI G D2B IN D1605
38. 5 5B HDMI1 Hex Block 1 15 2 4B HDMI2 05 HDMI3 3B HDMI3 f Vendor Specific HDMI FHD model Input Model name HEX HDMI1 67030C001000801E HDMI2 67030C002000801E HDMI3 67030C003000801E HD model Input Model name HEX HDMI1 670300001000 HDMI2 670300002000 HDMI3 67030C003000 3 4 Function Check Check display and sound m Check Input and Signal items 1 TV 2 AV SCART 3 COMPONENT 480i 4 RGB PC 1024 x 768 60hz 5 HDMI 6 PC Audio In Display and Sound check is executed by Remote controller Caution Not to push the INSTOP key after completion if the function inspection Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes Mode Temp Coordinate spec X 0 269 40 002 T Cool 13 000 K 0002 9 300 K 20 002 6500 0329 20 002 Normal line Cool Medium Warm NetCase4 x y x y x y 271 270 285 293 313 329 1 0 2 281 287 295 310 320 342 2 3 5 280 285 294 308 319 340 3 6 9 278 284 292 307 317 339 4 10 19 276 281 290 304 315 336 5 20 35 275 277 289 300 314 332 6 36 49 274 274 288 297 313 329 7 50 79 273 272 287 295 312 327 8 80 119 272 271 286 294 311 326 9 Over 120 271 270 285 293 310 325
39. 606 7 R2621 E CVBS CVBS 100pF 10007 close to TUNER 0 e Iw 16V t Q2601 ES 5 al B MMBT3906 NXP IF AGC NC 2 e t MAIN IK DIF P NC 3 HALF NIVEL NON T2 T C2600 o should be guarded by ground 0 1uF DIF N NC 4 HALF NIM EU 2 IF MSTAR B3 3 3V 3 3V_T2_TU HALF NIM EU NON T2 IF_N_MST UE T2 DVB T2 Lm B4 1 23V R2601 R2606 0 0 SHIELD for DVB T2 DVB T2 T2 Close to the tuner NC 5 C2601 C2614 C2617 C2618 1 23 TU I luF 100pF O 1uF ZZ 10uF E 16V 7 50 16V 6 3V DVB T2 1 2601 lt BLMISPGI2ISNID close to U NER TER 3 3V_TU DVB 12 T2 s C2616 C2620 4 1C2603 0 1 0 luF AP1117E18G 13 1 8V_TU 16V 16V A RI FULL NIM NON S AR3701 47 ort FE_TS_ERR FE_TS_SYNC 1 FE_TS_VAL FE TS 1 16W R2872 R2632 R2 T2 DMOD CAM DVB 5 FULL NIM NON S FE TS DATA 0 7 2641 2642 AR3702 47 xad Vo VREF I R2 R1 4 1264 AR3702 1 10V 33 VREF 1 25V ik 1 16 DVBS FULL NIM TU CHINA FULL NIM NON S 22 ODD A DI TU2603 1 As ii TS DAT AR3703 1 n RESNE Vo 0 8 1 R2 R1 i 23y TU TDSN C201D 1 16 92 D T 3 3K ADI SENSE RESET e C2635 ma 9 1uF V FULL FULL_NIM BULL NIM SHIELD DR 2645 2647 226 RI 0 TUE 10uF B2 1 8V 3 I B3 3 3V
40. 80 31 47 59 94 27 00 SDTV 480P 2 720 480 31 50 60 00 27 027 SDTV 480P 3 720 576 31 250 50 00 27 00 SDTV 576P 4 1280 720 37 50 50 00 74 25 720 5 1280 720 45 00 60 00 74 25 720 6 1280 720 44 96 59 94 74 176 720 7 1920 1080 28 125 50 00 74 25 10801 8 1920 1080 33 75 60 00 74 25 10801 9 1920 1080 33 72 59 94 74 176 10801 10 1920 1080 56 250 50 00 148 50 HDTV 1080 11 1920 1080 67 50 60 00 148 50 1080 12 1920 1080 67 432 59 94 148 352 1080 13 1920 1080 27 00 24 00 74 25 1080 14 1920 1080 26 97 23 976 74 176 1080 15 1920 1080 33 75 30 00 74 25 1080 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ADJUSTMENT INSTRUCTION 1 Application Range This specification sheet is applied to all of the LED TV with LD3AC chassis 2 Designation 1 The adjustment is according to the order which is designated and which must be followed according to the plan which can be changed only on agreeing Power adjustment Free Voltage Magnetic Field Condition Nil Input signal Unit Product Specification Standard Reserve after operation Above 5 Minutes Heat Run Temperature at 25 C 5 C Relative humidity 65 10 Input voltage 220 V 60 Hz 6 Adjustment equipments Color Analyzer CA 210 or CA 110 DDC Adjustment Jig Service remote control 7 Pu
41. AVDD_DDRI 85 1 5V_DDR 4 x 1 1202 BLMI8PG121SNID see ByMisecizisnip ds T E Em B MVREFCA 8 E 8 p gle el mle Ra ee sc 8 8 E SI Ree See Sees Gees Gees ee Gees Gees See SE ES SES es E 5 b OTs OTS OTS OTS OTS UTS UTS OTS OTS OTS OTS CTS UTS OTS OTS OTS OTS CTS OTS 45 75 75 70494545024 5 784124712425275275475475 p E Close to DDR Power Pin Close to DDR Power Et 1 CLose to DDR3 CLose to Saturn7M IC CLose to Saturn7M IC es d A SS SS lt lt lt lt lt lt lt lt lt lt lt lt MESS DDR 1333 HYNIX EAN61828901 DDR 1333 IG HYNIX 201 IC101 EAN 61828901 HSTQ1G63DFR H9C LGE2112 T8 2 gt HSTQ1G63DFR H9C Ms an PP 7LR_DIVX_MS10 5 4 P7 MAT AMAO gt A PPR3_AI0 DDR3 0 lt B MAO S uA N3 8 P3 UA AMAI gt DDR3 C B MAI MATIS P7 pes N2 AMA2 A PPR3_AL2I DDR3 lt B MA2 SS P3 P8 EAN gt cis A PPR3_ALI B_DDR3_AI3 lt B MA3 eae N2 R1203 P2 AMA4 E12 A PPR3_AI4I B_DDR3_AI4 lt B MA4 B
42. BS 250 mu Aas CYBS2 ET_RXD 0 RP GPIO6O PHONE HEAD PHONE Noo GND_22 GND_127 Fog 5 vs CVBS3 TXDIO TP GPIOS ET 9025 128 lo E E 5 GND_24 GND_129 ve 55 ET 2 5 Tby 3 5 RSDS Power OPT 25 GND 130 ly TP210 CYBSOUTO ET_TXD 1 LED1 GPIOS6 dom ui ea NAS EESER vio 9026 GND 131 DEVMNT_vour CVBSOUTI n ES AVDD 36 1 10V VDDC Es ee GND I32 ya 1 lg 68 composer bo ntu o ce ud 5 6 33 u 3 ende sou Sees 43 5V_S v 6 9 1 H ET TX EN GPIOSS RESET IC SOC RESET 3 5 AVDD_NQDIE BLMISPGI2ISNID GND 29 GND 134 z GI 200 2 TES 3 3ND 135 Close to MSTAR 55 2 LUE ET MDIO GPIO2 F5 Mdb TO db 5 296 E GND 31 GND 136 ET COL LEDO GPIOSS RESET IC SOC RESET 0 C286 1 C252 Tow R298 SOC_RESET 0 1uFTT 0 iuF 201 H 1 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 MARK OF THE SCHEMETIC Copyright 2013
43. CHEMETIC Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes 3 3V_Normal SECRET LGElectronics NC 29 NC 28 NC 27 PCM A 0 7 22 NC 26 101 107 PCM 1 06 _ 6 1 05 _ 5 PCM NC 25 NC 24 CAP 10uF X7R four CAP 10 XSR NC 23 10uF _10uF_X5 10 102 1 VDD 2 JF 55 2103 85 O 1uF NC_22 NC 21 NC 20 ARIO2 1 03 PCM 102 PCM A 2 vol 1 00 PCM NC 19 22 NC 18 17 NC 16 lt CHIP Config LED R BUZZ Boot from SPI CSIN EXT_FLASH Boot from SPI CSON INT FLASH lt CHIP Config gt 2 25 OUT MCK PAD PWMIIPAD IC101 LGE2112 T8 PCM_D 0 7 S7LR_DIVX_MS10 PCMDATA 0 GPIO126 PCMDATA 1 GPIO127 PCMDATA 2 GPIO128 PCMDATA 3 GPIO120 PCM DI0 wal 51 470000 Boot from 8051 with SPI flash PCM_DIA s SB51_WOS 47 0001 Secure B51 without scramble PCMDATA 4 GPIO119 103 5851 WS 4750010 Secure B51 with scramble DI6 Ami PCMDATA SV GPIOII8 22 MIPS NO EJ 24760100 Boot from MIPS with SPI flash
44. GE Internal Use Only P4R GLOBAL TUNER BLOCK eS lt ERROR eV PIN 1 2601 TU 7ALVCIGOSGW deos rd R2603 0 RF_SWITCH_CTL FE TS VAL gt eT C2640 TU Te Close to TUNER FE_TS_ERR gt I 0 ied FE TS VAL ERR 12 T C TU T2 C 2 7 uk i R2611 TU2602 TU2603 AN TUNER RESET TDSS G101D TU_I2C FILTER 2622 TDSN G301D Gob dT GPIO must be added l id MLGIO0SSR27JT 6 3 3V_TU L TU I2C FILTER NC NC 1 12610151 oer mai ia i i i el ll e MLG100SSR27JT R2615 RESET RESET 5 R2870 R2871 TK iK SCL SCL TU DC FILTER TU 3 3V_TU ITUSCL 433y TU A SDA SDA TU NON FILTER 8261 33 ix C260 C2612 C2651 Tos e TU SDA R2618 3 3V B1 3 3V 200 20 20 20 5 sov SIF ur fou tos us mei iu SIF SIF E TP T 0 luF 16 SI1 8V TU a il Tm L MMBT3906 NXP e 1 8V B2 1 8V T R2616 5 4 7K 4 2
45. HEAD PHONE 1226 2 2K HEAD PHONE 1000 01101 HEAD PHONE 9 sov MMBT3904 NXP Q1104 JK1101 opr MBT3004NXP 33V Normal KJA PH 0 0177 B CHEAD PHONE i PHONE R1130 1 RGB SCL 10K 43 5V ST ic so RISS HEAD PHONE RGEDDCSDA HP DET 591105 1127 1128 R1175 HEAD PHONE MMBT3SOSQUEP ire 22 R1162 50v 50V 22 HP_ROUT I Esos 10uF HEAD PHONE 116 Rugs 1000pF a 01102 50 MMBT3904 NXP Gi SEE HEAD PHONE MMBT3904 NXP 2 3 a PHONE HEAD PHONE 5 5 ISIDE HP MUTE DSUB_VSYNC S 2 2 E DSUB HSYNC a 9 o 8 RY Lois lt EA Tov DSUB_B RGB ZENER 205 02 1 DSUB_G RGB_ZENER R1135 75 SIDE USB 208 02 0101 l e 43 3V Normal A eo og 5 z e DSUB DET JK1105 2 R1147 7 8 16 DSUB_R e 9 IK 6 1 3 Emu RI e ju Qus TASB 02 SIDE USB D 1 2 a E SIDE_USB_DP 2 E D1100 1 5 2 s L E pru e Tcr hs E ce es
46. LG Electronics Inc All rights reserved Only for training and service purposes SECRET LGElectronics KDSI81 JIR IHH ie SOC_RESET LG ELECTRONICS 2012 11 12 MODEL 2013 s7rR2 DATE LGE Internal Use Only 7 FROM LIPS 52 POWER B D 7 Power DET 12V 3 5 1K 12V gt 3 58V gt 3 82V 3 68V 3K_PANEL_DISCHARGE 5 1K PANEL DISCHARGE RESET_IC_SOC_RESET ee 5 a dc L412 Seis i R407 2 3 5V_ST gt 3 375 acer R402 1 55 5 1K 3 e e PANEL DISCHARGE 5 1K PANEL DISCHARGE o 0 015uF PD_ 3 5V te Tet he ERS T58 0 01uF C438 Cas R450 aci Toe Te 0 015uF C436 10uF New item a 1C408 10K 50 16V 16 5 1 99v DELETE 0409 03029 3 5 SOC RESET AO3407A R402 ri m um
47. N 55 gt RXBI MODEL OPT2 GPIO73 LVB2P Ww RXB2 GPIO74 LVENN os gt RXB2 Evol gt gt 3 RIT LVB3N ros RXB3 ind LVBAN gt RXB4 AE24 LVACKP gt RXACK 1 LVACKN gt RXACK R175 R176 uo gt 106 LVBCKN RXBCK GPIO196 GPIO193 GPIO194 GPIO195 L MODEL 3 L MODEL 4 L MODEL OPT 5 2 0 TP100 applied on only SMALL PCB MODEL DATE LGE Internal Use Only MODEL OPTION R200 PIN NAME PIN OW HIGH T 5 a 1 10V_VDDC 110v vbrx
48. O67 IDATA_ 5VGPIO93F 513 DATAT6I PWM2 GPIO68 TSIDATA_ 6 GPIO94 pi FE_TS_DATAT7I EXT_SPK_DET PWM3 GPIO69 TSIDATA_ 7 GPIO95 PWMA GPIO70 LED R PWM PM GPIO199 SARO GPIO31 SARI GPIO32 SAR2 GPIO33 SAR3 GPIO34 SAR4 GPIO35 KEY KEY2 SUB_AMP_MUTE SCARTI_MUTE EU_OPT VSYNC LIKE GPIO145 SPII CK GPIO201 Quos A SPII DI GPIO202 GPI038 SPI2 CK GPIO203 621039 SPI2 DI GPIO204 GP1040 LVA2P Grios LVA2N LVAoP GPIO45 LVARN xs onions LVAdP Ans B3 arioso LvBop AR 1052 LVBON 2C_SCKMO GPIOSS ive IC SDAMO GPIOSS LVBIN S7LR DIVX MSIO LVEZN Lvs 1 101 LGE2112 T8 ANM Lvean LVACKP LVACKN MEM AB25 LVBCKP RESET GPIO36 Lva ss gt RXAO 5V DET HDMI GPIO37 LVAON Reis gt GPIO196 5V DET HDMI2 GPIO38 LVAIP ATO gt Gr10193 5V DET HDMI 4 GPIO39 LVAIN 2 gt RXAI GPIO194 AD25 GPIO195 GPIO40 Lva2P IC gt RXA2 DSUB DET GPIO41 LVAN ios gt RXA2 SCI DET GPIO42 LVA3P gt RXA3 HP_DET 45 LVAN ic gt RXA3 GPIO46 LVA4P Fs gt RXA4 TUNER RESET GPIO49 LVAAN gt RXA4 MODEL GPIOSO pm 921051 LvBo 7 MODEL OPTI GPIO52 LVBON gt 25 PM MODEL OPTION 12C_SCKMO GPIOS3 LvBIP gt 3 5 ST IC 5 INBI
49. PK EXT_SPK_L TERMINAL OM C1819 51512 4 100pF 2 43 3V Normal EXT SPK EXT SPK RISI3 68K RIBIS 100 SEXT_SPK_DET EXT_SPK R1814 7K OPT MODEL 2013 DATE BLOCK 5HEET LGE Internal Use Only CI Region CI SLOT 45V ON A DATA 0 7 5V_Normal C1906 10uF 10V CL SLOT EAG41860102 P1902 1903 10067972 000LF Iw DATAI3 R1908 100 4 1901 2 CI_DATATO CI DATA 7K 1919 47 C ADDRITOI R1905 10K a CILADDRIITI CI ADDR 9 CI ADDR S CI ADDRII3 MDI O L CL WE CI R1920 nn 100 C1905 9 14 1H 31 GND C1909 O luF CI_MDI 4 GND CI ADDR 12 MDI 7 R1906 10K R1902 47 81901 47 ADD CI ADDR
50. PK IC1800 TPA3124D2PWPR 3 5V_ST PVCCL 1 PGNDL 2 AS R1802 P EXT_SPK 10K 100uF R1800 EXT SPK 00 100 5 PGNDL 1 43 EXT_SPK EXT_SPK_L XT EXT SPK EXT 5 1 1804 R1801 23 EXT SEE Cisi4 10K PVCCL 2 LOUT a luF 0 47uF SUB_AMP MUTE 3904 NXP vi 50 sov 1807 BSL 0 2248 EXT SPK EXT SPK T sov rer EXT_SPK 3 Cisis cis00 EXT 11805 0 47uF uF sov Qv LIN AVCC 2 22 009 _ _1 EXT_SPK_R EXT_SPK EXT_SPK RIN AVCC 1 100uF EXT C1801 R1804 EXT SPRS ie BYPASS GAINO R1806 10K EXT_SPK 3505 AGND 1 uF sov R1805 R1807 AGND 2 BSR EXT SPK 10K 10K cisos EXT_SPK 1 EXT_SPK 0 22uF PVCCR 1 ROUT T 50 CLAMP PGNDR 2 EXT SPK C1802 aa PVCCR 2 PGNDR 1 luF sov C1803 C1805 2 0 lu F 25 16V EXT SPK EXT SPI 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 MARK OF THE SCHEMETIC Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes SECRET LG ELECTRONICS JK1800 034 01 EXT SPK R_SPRING 5 t EXT_SPK_R 1818 100 m I 50V EXT_S
51. S 3 HDS 1200HM 120 Cory HD SUNLORD FOR FHD REVERSE Sbit E C703 16 Change S7LR Pol change Shift RXA4 RXA4 RXA4 RXAO RXA4 RXA4 RXAG RXAO RXA3 RXAO RXAI RXA3 RXAO RXAO RXAL RXACK RXAL RXAI RXA2 RXACK RXAI gt RXAL gt RXA2 RXA2 RXA2 RXACK RXA2 RXACK RXAL RXA3 PANEL_VCC A RXAI RXA3 L702 1 1200HM RXA0 RXA4 FHD SS L702 CS RXAO RXA4 120 FHD_SUNLORD FED RXB4 4 RXB4 RXB4 RXBO 16V RXB3 RXBO RXBO RXBI RXB3 RXBO RXBO RXBI RXBCK RXBI RXB2 RXBCK RXBI RXBI RXB2 RXB2 RXB2 RXB2 RXBCK RXB2 RXB2 RXB2 RXBCK 1 RXBCK RXBCK RXB3 RXBI RXBCK RXBCK RXB3 RXBO RXB3 RXB3 RXB4 RXBO RXB3 RXB3 RXB4 THE MARK OF THIS 5 DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS SECRET MODEL DATE ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR LG ELELTRONILS THE CRITICAL COMPONENTS IN MARK OF THE SCHEMETIC GFlectronics GHEET Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes qoe few cR Ec RE MEER E EQ CES ONT HDMI EEPROM
52. V ST C441 I 225 PGND 45V Normal 3 3V_Normal O luF 1 10V_VDDC u 292 1 1C402 I 1 401 RAT 1 TJ39408 2 5V 3L 16 TPS65281RGV R412 aie 1 due 1 R410 ELETE USBI OCD E 100K eT 1 I pet L415 C432 3 6uH PH 3 I 0 1uF e o 1 us USBI_CTL I 15V NR8O40T3R6N 17 C444 D404 I D402 C430 C431 C453 C456 sv 3 EET 0 1uF 3 403 22uF 22uF 16V OPT ae 16V TPS54319TRE C488 10 10 10V 16V OPT SS TR a C417 1 1 D 1 3300 10uF 10V R413 CAP_10uF_X7R 1 100pF 1 6 gt Re R432 C439 1 lt 1 16W 330K 5 1 C410 gt 3300 R436 C448 _ SOV 1 15K 3300pF V 50 ff 32 i gt 2 AA 0 165 Vout 0 827 C14 R1 R2 1 225V 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 MODEL DA ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR H THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC GFlectronics LG ELELTRONILS 5 Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 424V 24 _
53. VICING 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 applicator 10 b
54. YSTEM HDCP B EEPROM amp URSA3 RGB SDAL RGB_DDC_SCL UO4 LGE2111A T8 IC1O1 1 LGE2111A TS PCM2_IRQA_N GPIO132 PCM2_CD_N GPIO135 TSOSYNC GPIO86 vis TS DATAIO from CI SLOT PCM_5V_CTL PCM2_WAIT_N GPIO133 TSODATA 0 GPIO77 CI TS_DATATIT PCM2_RESET GPIO134 TSODATA 1 GPIO78 AAI2 CI TS_DATATZI TSODATA_ 2 GPIO79 CI TS_DATATS CI TS_DATATAT TS DATA ST UARTI TX GPIO43 TSODATA 3 GPIOSO 7 UARTI_RX GPIO44 TSODATA 4 GPIOSI 57 UART2 TX GPIO65 TSODATA 5 2 3 As CI TS_DATAT6 UART2_RX GPIO64 TSODATA 6 GPIO83 ABIL CI_TS_DATAT7I UART3_TX GPIO47 7 GPIO84 UART3_RX GPIO48 ACIS L LEE TS VAL ERR 1 TSICLK GPIO98 YNC 12C_SCKM2 DDCR_CK GPIO72 TSIVALID GPI96 6 _ 0 7 12C_SDAM2 DDCR_DA GPIO71 TSISYNC GPIO97 ADI6 5 DATAIO Internal demod out TSIDATA O GPIOS8 I DDCA DA UARTO TX REIS DATATIT DDCA TSIDATA 1 GPIO89 AEI4 2 1090 DATA 3 s 81 3 GPIO91 5 3 TS 3PIO92 PWMO GPIO66 TSIDATA 4J GPIO92 piz DATA PWM1 GPI
55. and 5 2 MQ 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 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 10 watt resistor in parallel with a 0 15 uF capacitor between a known good earth ground Water Pipe Conduit etc and the exposed metallic parts Measure the AC voltage across the resistor using AC voltmeter with 1000 ohms volt or more sensitivity Reverse plug the AC cord into the AC outlet and repeat AC voltage measurements for each exposed metallic part Any voltage measured must not exceed 0 75 volt RMS which is corresponds to 0 5 mA In case any measurement is out of the limits specified there is possibility of shock hazard and the set must be checked and repaired before it is returned to the customer Leakage Current Hot Check circuit AC Volt meter Good Earth Ground such as WATER PIPE CONDUIT etc To Instrument s 0 15 uF exposed METALLIC PARTS a 1 5 Kohm 10W When 25A is impressed between Earth and 2nd Ground for 1 second Resistance must be less than 0 1 0 Base on Adjustment standard LGE Internal Use Only SER
56. ange the L3703 Exchange the 3703 Exchange the Tuner Exchange the Mstar IC101 Or Main board 16 Yes Make sure the disconnection of Yes Main board 35V circuit Exchange the Mstar IC101 Or Main board LGE Internal Use Only 3 A Chec Chec 1 370 Check the RF cable and signal 213703 nalog TV Video Yes the Tuner 3 3V Exchange the 13703 Exchange the IC3703 the Tuner 1 8V 3 2pin 1 8V the CVBS signal Exchange the Tuner TU3704 8pin Exchange the Mstar IC101 the LVDS output signal of Mstar IC Or Main board 4 AV Video Make Chec statu Our TV can support the signal sure the input signal type and kthe AV cable defect or of conductor js Make sure the JK1604 CV BS signal Exchange the AV Make Make sure the CVBS_DET signal No Exchange the R1660 sure the LVDS output signal of Mstar IC No Exchange the Mstar IC101 Or Main board Copyright 2013 LG Electronics Inc All rights reserved 247 Only for training service purposes LGE Internal Use Only 5 RGB Video Make sure the input signal type and Our TV can support the signal Check the RGB cable defect or status of conductor the EDID 2 signal R1141 R1143 SDA SCL js Check the JK1104 H V Sync R G B the DSUB DET signal C
57. atically in Tseconds Do not unplug 5 Updating Completed The TV will restart automatically in 5 seconds 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 LGE Internal Use Only After downloading have to adjust Tool Option again 3 3 EDID data 1 Push IN START key in service remote control 1 HD RGB EDID data 2 Select Tool Option 1 and push OK key 172 7 5 7 3 Punch in the number Each model has their number 00 00 00 1 60 b 4 Completed selecting Tool option 10 01 03 68 0 5A 78 OA EE 91 54 4C 99 26 20 OF 50 54 1 08 00 71 40 61 40 45 40 31 40 01 01 30 01 01 01 01 01 01 1 21 50 51 00 30 48 88 3 1 ADC Process 40 35 00 40 84 00 00 1C 01 1D 00 72 51 20 f ADC processes as OTP There is no need to proceed 50 6 28 55 00 AO 00 00 00 1E 00 00 00 FD 00 interna
58. ation 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 the exposed metallic part has a return path to the chassis the measured resistance should be between 1 MQ
59. by Garay ws l DDR3 1 5V 2 u 3l GND 109 53 cusjpoerar Us a SC1_B 2 22 BINIP AUOUTR3 EXT AMP R 5 GND 110 TI 4 R258 6 216 0 047u Ri LE SNM l poss Ps br ap ees po 2 farte Fo md E pitied an tie HSYNC2 BLMI8PG121SNID GND 10 GND 115 amp SIDE RIN2P 1 202 MAUI GND 11 116 RIN2M BLMISSGI2ITNID GND 12 GND 117 R239 33 C220 40 047uP W2 ii ADS 95 BIS UB SIWE_CoMP_y e GIN2P lt One s T GND 13 GND 118 m Sipe COME PET R241 33 oaran vi 9M AES 10uF rs 8 5 Pb 15 121 ess oro IOT emm oir d S 3ND 16 3ND 12 OPI ES Fwi m nin AVDD IDRISSA expe pe 5 AAG 1203 5 HEAD PHONE p iim idis EARPHONE_OUTL YU HP LOUT GND 18 GND 123 AB6 1205 5 6uH PHONE 5 SS EARPHONE_OUTR HE eg NDA ND TUCVBS IL VBS gt SSS 2 GND 125 cel boost ae ery SCLCVBS IN 1H CVBSI 4 7uF 4 7uF GND 21 GND 126 cs sa V
60. cement 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 wire At O
61. condition blinking LED 1 Copyright 2013 LG Electronics Inc All rights reserved 15 Only for training and service purposes LGE Internal Use Only TROUBLE SHOOTING GUIDE 1 Check the booting Voltage Make sure the Stand by Voltage No 403 9 12pin 35 ST Make sure the Micom voltage No 1404 35V ST Make sure the CLK of X201 No s 24MHz Make sure the PWR_ON of P403 No n 33V Make sure the Multi Voltage No P 403 2pin 24V 17 12V e sure the Output Voltage of IC 402 3 7 No 02 25V 1C403 11V 1C407 15V 0403 33V Make sure the voltage of LVDS Power No Q409 12V No e sure the output of MSTAR LVDS Make sure the Inverter control and error No P403 18pin High 24pin Low Exchange the LCD Module 2 Digital TV Video the Stand by Voltage 9 42pin 3 5V_ST the Tuner 33V 3 Checkthe Tuner 1 8V 1C3703 2pin 1 8V Checkthe IF P N signal TU3704 10 11pin the LVDS output signal of Mstar IC Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes Make sure the Power Connector Exchange the L404 Exchange the X201 Re download of Firmware No Exchange the circuit board Exchange the 402 3 7 Q403 Exchange the Q409 Exchange the Mstar IC101 Or Main board Exchange the circuit or check The LCD module Exch
62. d P8 259 L8 R8 C AA M S AMAS gt Arg A PPR3_AISI B_DDR3_AI5 Es lt B MAS MAS CO P2 m 240 R2 C MAS A MAG gt Dir PPR2 16 DDR3 555 lt R8 L8 1 Ts ae AMAT gt Bia B_DDR3_AI7 C B MA7 R2 m B2 R3 E MAS gt Diz DDR3 Als 551 lt B MA8 MARI T8 1 10 cie B DDR3 ADI 54 ee B MA9 lt o BS G7 Au Se gt B DDR3 55 lt B MA10 17 ame LX AMAI gt Ars AU 11 DDR3 E55 lt B MAII sp ei As anes A MAI2 gt Erp 4 PPR3_AL2 B_DDR3_A 12 5 B MA12 B MAI2 lt em gt A PPR3_AL3 B A 13 555 lt B MAI3 EMAD C ee N9 5 7 AMAI4 gt A_DDR3_A 14 B_DDR3_A 14 lt B MAI4 nes A BAO FNs aa gt A DDR3 BAI0 DDR3 BAIO 63 lt 1 B MBAO BMBAO M EX AVDD DDRI 573 Ms ic AMBAI E13 4 PPR3_BAL B_DDR3_BALI lt B MBAI B MCK N8 Al C1209 AMBA2 gt A DDR3 BA 2 DDR3 BA 2 lt B MBA2 ees MB ver AMK DDR3 lt 17 AMCKB gt Big lt 99 K7 doo AMCKE gt DDR3 MCLKE B DDR3 MCLKE lt BMCKE eee E9 BMCKB ki 12 13 Amo
63. e 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 soldering iron
64. g AC cable For correct it to the model s module from factory Jig model Push the IN STOP key after completing the function inspection And Mechanical Power Switch must be set ON 4 5 Outgoing condition Configuration m When pressing IN STOP key by SVC remocon Red LED are blinked alternatively And then automatically turn off Must not AC power OFF during blinking Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes 5 GND and HI POT Test 5 1 HI POT auto check preparation Check the POWER cable and SIGNAL cable insertion condition 5 2 HI POT auto check 1 Pallet moves in the station POWER CORD AV CORD is tightly inserted 2 Connect the AV JACK Tester 3 Controller GWS103 4 on 4 HI POT test Auto If Test is failed Buzzer operates If Test is passed GOOD Lamp on and move to next proc ess automatically 5 3 Checkpoint 1 Test voltage Touchable Metal 3 KV min at 100 mA SIGNAL min at 100 mA 2 TEST time 1 second case mass production 3 TEST POINT Touchable Metal gt LIVE amp NEUTRAL Touchable Metal SIGNAL gt LIVE amp NEUTRAL SIGNAL 6 Model name amp Serial number D L Press Power on key of service remote control Baud rate 115200 bps Connect RS232 Signal Cable to RS 232 Jack Write Serial number Must check the serial number at the Diagnostics of SET UP menu Refer to below _ 7
65. heck the LVDS output signal of Mstar IC 6 HDMI Video Make sure the input signal type and Our TV can support the signal Checkthe HDMI cable defect or status of conductor yes the HDMI Jack JK802 JK803 DMI_DET HPD signal Check the voltage of HDCP EEPROM 2 Signal IC103 Check the LVDS signal output Exchange the IC or download heck the EDID 12 Cheek the EDID Tec signa The EDID data Download the EDID data Exchange the Mstar IC101 Or Main board No Exchange the D SUB Jack No Exchange the resistor R1146 R1147 No Exchange the Mstar IC101 Or Main board Exchange the HDMI Jack No Exchange the Resistor R830 R828 R862 No Exchange the defective IC No Exchange the Mstar IC101 Or Main board No Exchange the Mstar IC101 Or Main board Copyright 2013 LG Electronics Inc All rights reserved 18 Only for training and service purposes LGE Internal Use Only 7 Audio of All iput Check the speaker menu menu gt sound gt TV speaker Check the voltage of AMP IC IC501 24V 33V the Mstar Audio_Master_CLK signal R148 I 9 Or Main board Pes Check the AMP I2C Line R140 R141 Check the Mstar 125 output C501 9 10 11 the Audio output signal 1 2 3 4pin the connector P501 the Speaker resistor or connector 8
66. ing 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 and observ
67. input voltage AC 100 240 V 50 60 Hz Standard Voltage of each products is marked by models 4 Specification and performance of each parts are followed each drawing and specification by part number in accordance with BOM 5 The receiver must be operated for about 5 minutes prior to the adjustment 4 Model General Specification No Item Specification Remarks 1 Market EU PAL Market 37Countries DTV amp Analog Total 37 countries DTV MPEG2 4 DVB T 37 countries UK Italy Germany France Spain Sweden Finland Neth erlands Belgium Luxemburg Greece Denmark Czech Austria Hungary Swiss Croatia TurkeyNorway Slovenia Poland Ukraine Portugal Ireland Morocco Latvia Estonia Lithania Rumania Bulgaria Russia SlovakiaBosnia Serbia Albania Kazakhstan Belarus DTV MPEG2 4 DVB T2 8 countries UK Denmark Sweden Finland Norway lreland Ukraine Kazakhstan DTV MPEG2 4 DVB C 11 countries Sweden Finland Austria Swiss Germany Netherlands Hun gary Slovenia Norway Denmark Bulgaria 2 Broadcasting system PAL_I I DVB T T2 C 1 2 3 4 SECAM LIL 5 1 Digital TV VHF UHF 2 Analogue TV 3 Program coverage VHF E2 to E12 UHF E21 to E69 S1 to S20 HYPER S21 to S47 Copyright 2013 LG Electronics Inc All rights reserved 6 LGE Internal Use Only Only for training and service purposes No Item Specification Remarks Analog Upper Heterodyne
68. ion button click 1 Push the 2 MAC Address write At success Download check the OK 3 Start Cl Key Download Push the 4 Check the OK or NG IN START e GP3 MST Adjust Check T Adjust Check Power Off Status 1 Country Group Press OK to Save System 1 Country Group Code 04 System 2 Country Group Model Number D L Country Test Option 2 Area Option External ADC 3 Tool Option 9 Spread Spectrum Tool Option 10 ync Level Too Option2 11 Stable Count Tool Option3 12 ODC Test Tool Option4 Tool Option 4 Adjust White Balance 5 pallet ADC 480i Component 1080p Component RGB 6 EDID RGB HDMIT HDMI2 7 Device CN _LGT10_xxxcxxx LGE Internal Use Only 8 Check Commercial Features 8 1 External speaker 8OHM 1W Single End lt Equipment amp Condition gt m External speaker and Oscilloscope Power only mode 1 Connect external speaker 8 ohm to speaker out port with phone jack on TV side as below 2 Check the Max speaker output is 1W not Sine wave with 1KHz will be displayed Recommended Input Signal RF 1KHz Sine wave 8 2 IR OUT lt Equipment amp Condition gt m Simple Jig commercial check JIG Power only mode 1 Connect each other RS232C port on the Commercial Check JIG 2 Press any key on Service Remote control 3 Check the LED status of the Check JIG IR LED OK
69. justment Map using RS 232C to USB cable RS 232C COMMAND CMD DATA Wb 00 00 White Balance Start Wb 00 ff White Balance End RS 232C COMMAND CENTER CMD ID DATA MIN DEFAULT MAX Cool Mid Warm Cool Mid Warm R Gain jg Ja jd 00 172 192 192 192 G Gain jh Jb je 00 172 192 192 192 Gain ji Jc jf 00 192 192 172 192 Cut 64 64 64 128 G Cut 64 64 64 128 B Cut 64 64 64 128 lt Caution gt Color Temperature COOL Medium Warm One Gain G Gain B Gain should be kept on and adjust other two lower than CO When R G B Gain are all CO it is the FULL Dynamic Range of Module Manual W B process using adjust Remote control After enter Service Mode by pushing ADJ key Enter White Balance by pushing gt key at 8 White Balance EZ ADJUST 0 Tool Option 1 Tool Option2 2 Tool Option3 3 Tool Option4 4 Tool 5 5 Commercial Tool Option Whit Balance Color Temp R Gain 172 G Gain 172 B Gain 192 R Cut G Cut B Cut Test Pattern Backlight Reset 6 Country Group 7 ADC Calibration 9 10 Point WB 10 Test Pattern 11 EDID D L 12 Sub B C 13 Ext Input Adjust After you finished all adjustments Press In start key and compare Tool option and Area option value with its BOM if it is correctly same then unplug the AC cable If it is not same then correct it same with BOM and unplu
70. l ADC 1E 53 10 00 3E 20 20 20 20 a Enter Service Mode by pushing ADJ key Enter Internal ADC mode by pushing gt key at 7 ADC 2 FHD RGB EDID data Calibration 1 12 5 7 EZ ADJUST ADC Calibration 00 00 FF FF FF FF 00 1E 6D a b 0 Tool Option M 10 c 68 5 78 OA EE 91 54 4c 99 26 1 Tool Opion2 ADC Comp 1080p 20 50 54 1 08 00 31 40 45 40 61 40 71 40 81 80 AP EI 01 01 01 01 01 02 18 71 38 2D 40 58 2c 3 Tool Option4 40 45 00 0 5A 00 00 00 1E 66 21 50 BO 51 00 1B 30 4 Tool Options 5 5 Commercial Tool Option 50 40 70 36 00 AO 00 00 00 00 00 00 FD 00 60 1E 53 10 00 20 20 20 20 20 20 8 White Balance 70 d 00 e 9 10 Point WB 3 HD HDMI EDID data 12 Sub B C 0 1 21345678 9 13 Ext Input Adjust 00 00 FF 00 1E G6D b
71. oses LG ELECTRONICS Option name of this page because of Hong Kong CI TS INPUT 905 CL MDI 7 5 MDII4 5 MDII 3 AR1906 3 FE_TS_DATA 3 2 MDI 1 MDI 0 ARI904 33 MISTRT CL MIVAL ERR R1929 0 MCLKI lem CI HOST I F R1928 SLOT DET 319 1C1902 CI C1913 16 TOSHIBA PCM AIO 01TO742440D 2 4 CI ADDRIT 1A2 2A4 PCM E 1v2 ADDRI6 3 2 PCM_A 2 ki 1Y3 ADDRIS 2 2 PCM 1 4 CI_ADDRI4 1 R1907 2A1 PCM 0001 CI DATA Z CI DATAT 3T CLDATAI4 334 R1908 0 7 6 PCM D CI DATAUT DATA 0 7 4 1912 ADDRIS ADDR 9 ADDR 10 ADDR 11 ARI913 3 ADDR I12 ADDR I13 ADDR I14 AR1909 33 CLIOWR B L 0 7 PCMCI 5 ADDRIO PCM A 7 ADDR I PCM A 6 CI ADDRI2 PCM A 5 CI ADDRI3 PCM MODEL DATE HEET L
72. r gt EH opr Lx C E KI H9 K3 gt A DDR3 RAsZ B_DDR3 lt B MRASB FREU J3 13 AMCASB gt casz _ 2 5 lt B MCASB F K3 H9 n AMWEB gt A DDR3 WEZ B DDR3 WEZ lt BMWEB 13 19 L Ful E20 1l uf gt A_DDR3_RESET B_DDR3_RESET lt B MRESETB SMRESETS T2 19 19 LI L9 X i AMDQSL_ gt on A_DDR3_DQSL B_DDR3_DQSL lt F3 T7 er gt A_DDR3_DQSLB B_DDR3_DQSLB lt B MDQSLB ENDS e A9 B7 A MDQSU gt EN DDR3 DQSU B DDR3 DQSU 5 lt E MDQSU EMDOSU 9 A MDQSUB gt A DDR3 DQSUB B DDR3 DQSUB lt BMDQSUB B7 e7 2x D3 RD AMDML gt A A_DDR3_DQML B_DDR3_DQML lt BMDML EMME E7 AMDMU gt A_DDR3_DQMU B_DDR3_DQMU C B MDMU D3 12 F7 DDR3 DQLIO DDR3 DQLIO lt B MDQLO SADOS E3 F2 028 AMDQLI B21 DDR3 52 lt B MDQLI F7 P9 F8 Aaa AMDQL2 gt yis A PDR3_DQLI2 B_DDR3_DQLI2 555 lt B MDQL2 ENDO F2 H3 E gt B_DDR3_DQLI3 Fus lt 1 B MDQL3 F8 H8 KDIS AMDQLA gt i4 A PDR3_DQLI4 B DDR3 DQLI4 53 lt B MDQLA H3 G2 AMDQLS A PPR3_PQLIS B DDR3 DQLISI 55 lt B MDQLS
73. s 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 leads of repla
74. sh the IN STOP key For memory initialization 2 3 4 5 1 Software version up 1 After downloading S W by USB TV set will reboot automatically 2 Push In stop key 3 Push Power on key 4 Function inspection 5 After function inspection Push In stop key Case2 Function check at the assembly line 1 When TV set is entering on the assembly line Push In stop key at first 2 Push Power on key for turning it on If you push Power on key TV set will recover channel information by itself 3 After function inspection Push In stop key Elapsed Time 4 Click Connect tab If Can t is displayed check connection between computer jig and set MStar ISP Utility a mix 2 J Load Read Auto Restore Erase Dis Con iv Use USB E2PROM Device Setting I2C Pin Definition Communicarion Setting Speed 74 s 430 Sain SDA out SCL out Roughly Speed 450 KHz F PIN 11 Aute Detect SPI Setting Reverse High USE SPI fV pini switch UART I2c Pull all Pin High ij JIG ES Aeply USB 450KHz Flash Status 00 Please Check the Speed To use speed between from 200KHz to 400KHz 5 Click Auto tab and set as below 6 Click Run 7 After downloading check OK message MStar ISP Utility 4 3 7 _ Source File DAD e Xa ReConnec
75. t Blank Read File HDCP Key Checksum Keys Restore Data 1 1 1 1 1 1 1 Multi Flashes 1 1 1 1 1 1 1 1 1 Program Verify Erase Device Exit ISP All Chip File Area Erase Area First p KBytes Setul Partial Erase USB 380KHz USB DOWNLOAD 3 Main PCB check process APC After Manual Insert executing Boot file Download 1 Execute ISP program Mstar ISP Utility and then click Config tab 2 Set as below and then click Auto Detect and check OK message If Error is displayed check connection between computer jig and set 3 Click Read tab and then load download file XXXX bin by clicking Read MStar ISP Utility v4 1 5 hs Se tees Bytes Start Addr mam C End Addr Ui FFFEF Batch File Elapeed Time 450KHz Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes 10 1 Put the USB Stick to the USB socket 2 Automatically detecting update file in USB Stick your downloaded program version in USB Stick is Low it didn t work But your downloaded version is High USB data is automatically detecting 3 Show the message Copying files from memory 4 Updating is starting Software Upgrade UPGRADING TV Software Upgrade COMPLETED pamm ern The TV will restart autom
76. ther 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 Trace 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 LGE Internal Use Only SPECIFICATION NOTE Specifications and others are subject to change without notice for improvement 1 Application range 3 Test method This specification is applied to the LED TV used LD3AC 1 Performance LGE TV test method followed chassis 2 Demanded other specification Safety CE IEC specification 2 Requirement for Test CE IEC Each part is tested as below without special appointment 1 Temperature 25 5 C 77 F 9 F CST 40 C 5 2 Relative Humidity 65 10 3 Power Voltage Standard
77. y volume Acetone and 90 by volume isopropyl alcohol 90 99 strength CAUTION This is a flammable mixture Unless specified otherwise in this service manual lubrication of contacts in not required 5 Do not defeat any plug socket B voltage interlocks with which receivers covered by this service manual might be equipped 6 Do not apply AC power to this instrument and or any of its electrical assemblies unless all solid state device heat sinks are correctly installed 7 Always connect the test receiver ground lead to the receiver chassis ground before connecting the test receiver positive lead Always remove the test receiver ground lead last 8 Use with this receiver only the test fixtures specified in this service manual CAUTION Do not connect the test fixture ground strap to any heat sink in this receiver Electrostatically Sensitive ES Devices Some semiconductor solid state devices can be damaged eas ily 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 body by touch
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