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LG Electronics 26LN46**-Z* Flat Panel Television User Manual
Contents
1.
2. EAX65085301 m cene aT Delete LDO 3 3 to 1 2 MHL OPTION gt APPLY Use 1 23V_D_Demod g 1 2V_MHL 4 HDMI NORMAL 5V HDMI 1 SOC HP OUT USB Int 28 eas e I a cS e BLM18PG121SN1D VA3310 5 ADLC 55 02 015 3 3V NORMAL swoon DVR Ready 167 L303 e BLM18PG121SN1D 8 A 5 HP_LOUT_AMP L JK4303 T 83306
3. VDD3V3 12105 LGE2122 A2 M13 LVDS 20120813 31Pin LVDS OUTPUT Connector P102 Delete needlass port L p1M0 Mosi 10031HR 30 i Tree Y 1 L DIMO SCLK 5 2 28 5 10 15 L DIMO VS T soc HEAT SINK SMD GASKET x T A ELS SOC 20120813 CJ LIM 11 AH13 LCD TV Close to eMMC Flash ll AJ12 AG13 IC8100 20120813 LCD TV x100 27MHz 1 20120813 LCD TV AH11 D24 X TAL_1 ND_2 e 2 5 Nn m 15398 xrdn 1 lt j 4 5 PORE gt _ c o DVB 1 s 4 H 2 oscLo lt POOE FE_LNA_Ctrll 4 2 3 5308 xrAL our SOCET C OFEINA OUr EMMC_DATA 2 7 1 0pr
4. 20120813 CJ LIM 20120813 CJ LIM 20120813 CJ LIM close to TUNER EBL61240501 e en TU TW BR EBL61240801 EBL61240701 RF SWITCH CTL R6500 1K gt 706400 706405 TU6403 TU6406 21 EOTS M W BR TW CQ CN TDSS H501F B TDSH G501D B TDSN B601F B TDSQ G601D LN F i TU M W BR TW 0 CN T TU RESET1 5 C6520 gt 0 1uF 0 1luF lt lt e Devo TU T2 CAS2 R6508 ATSC H NIM H50 rF DVB H NIM H TU BR 100 NC 1 T5V OR 3 SPLITTER 1 RF_SWITCH_CTL_TU lt __ Nc 1 RF S W e RF SWITCH CTL TU 1 SESE MISE RESET RESET Tl 2 TU_RESET1_TU lt TU_A_GLOBAL_6 7 RESET RESET_TUNER b R6534 Vo SCL T SA 2 3 TU N Q V KR TW BR C fo e de 3 3V
5. 01 2445 11 10 27 T DDR MAIN ILoz V 52446 2469 36K 50V 3 5V_ST Ter 16 102407 Ey 20120808 19V EEG le GND MP1584EN o 0 1 5V Normal POWER 2 1 gt Bigs lt N 12403 10uH JK8800 BST 5 1 SW 3 e 2420 KJA DC 1 0032 H om 18804 0 1uF MLB 201209 0120P N2 VIN Ov EN 22 SV 2455 TIR e e e 7 2 2475 P 0 1uF 0 1uF x 507 4 1 5V_DDR C8816 C246 FREQ COMP C8817 c8820t 10uF z 6 3 16V t 0 1uF 68uF 25V bert 2 MK m 50v Bev a Ladies 82457 R2458 ma GND 28 100K 33K 5 12 03 08 2 12411 42868301 3225 gt 1 10W 1 10 12405 2 2uH EAE61081701 3216 E e 2 TE TER TER E 2471 BLM18PG121SN1D NR5040T2R2N 220pF R2450 ERRARE C2457 T sov 0 10uF 10uF 0 1u 2456 2451 C2454 C2
6. 2012 10 11 CJLIM 4 gt 4 M M P o o 3 5V ST For CEC 2 EMMC DATA LINE 47K PULL UP MNT For Debug 5 erue m EDID_WP 771 TEREA E eoo gt i 3333 32221 32 768KHz Q wd P9 3 5V ST EET ae ssl ay 55634 HDMI WAUP HDMI INIT 5 A LINE 5 R3033 R3028 c AS um 2233 5525 sos SESS Drew o 2222 8888 J Sm zT M13 EN 1 8100 S x M CEC REMOTE 54 50260 HDMI CEC MHL DET NFc_Busy x SERIAL 22 cod b THGBM5G5A1JBAIR x e EMMC DATA 0 7 AR8100 MICOM_DEBUG a2 o Don t remove R3014 03001 20120816 CJ LIM 22 NEIN 555 5 not making float P40 amp P aby Delete NFC BUSY 1 16W M 507WS 0
7. C510 3 NORMAL VDD3V3 0 1uF CI_ADDR 0 TP312 60mA 16v CI ADDR 1 L501 POWER TP313 BLM18PG121SN1D s TP500 CI ADDR 2 T9314 ain CI_ADDR 3 20120813 LCD TV TP315 DECAP FOR SOC HIDDEN UCC DECAP FOR SOC Rework BOTTOM 5503 C505 0507 ai 5 ciarn 12316 10uF l0uF 0 luF 2 2uF CI ADDR 5 TP317 uL 3 5 ST WAKE LAN JACK POWER CT ADDRES TP318 A CI ADDR 7 TP319 CI ADDR 8 1 2 CORE i CI ADDR 9 1320 3 5V_ST_WAKE 0501 TESO TP321 VDD3V3 Sus 4 MT5398 MCLKI CI ADDR 10 20120813 SI HAN AVDD_33SB 4 MT5398_MIVAL_ERR 322 Ee EM e TP323 obs MT5398 MISTRT 2 4 CI ADDR 12 15424 1 2V CORE 5600mA 1503 MP 2012 10 16 LCD TV CI ADDR 13 BH 502 3 TERRAS BLM18PG121SN1D 501 872509 3 3V 3 3V_EMMC CI ADDR 14 25 c E 5 TED 4 7uF Ves 5v n T MT5398_TS_OUT 0 7 TP327 OPT C514 C517 523 520 532 OPT e e 18324 10uF slur 0 1uF T0 1uF 1505 TP329 L502 MT53 S VDD3V3 5398 75 OUT 0 G121SN1D aX BLM18PG1215N1D TP330 N
8. 15404 1 10 Audio Coil TAIYO UD TP NRS6045T100MMGK I 2 J 1 y T 15405 1 3 7 SET DUAL COMPONENT AMP_RESET_N 4 aoe Audio Coil TAIYO 1056 3 NRS6045T100MMGK 000 01801 1ST OTRIY80001A 2ND OTR387500AA 50V gt 5 Teizai 1 5 10 0uH TPA6138A2 15401 5 Audio Coil TAIYO 1 18 1 7 BLM18PG121SN1D ates opt NRS6045T100MMGK IE AUD_MASTER_CLK rn i R5406 ES INL ee gt 1 AAA 15403 1 6104 1 6109 UR 19 10 0uH 6100 180pF epa 180pF C6101 19V LIV EV alee 20120813 LCD TV Audio_Coil_TAIYO luF R6100 E 11460 56 ten Tv 2042 Ute RE REE Od R6101 luF 5418 65420 654221 5074 NRS6045T100MMGK 10v 10K Pe INL 43K 10K 10v 5413 5414 0 1uF 0 1ur Z iour u Delete diodes HP ROUT gt t HP LOUT MAIN 50V 25 5 1 6108 6106 1 10uF a R6103 c61 R6102 1 0 1uF 10pF 5 12K OUTL 16V Te Q e i lt i m 20121010 CJLI 20120813 LCD TV SPK 1 5 1 sov vae 1 1 3225 gt 3216 gt LOUT e 5402 5403 q a al
9. MT5398_TS_OUT 0 7 AR902 gt CI MDI 0 7 MT5398_TS_IN 0 7 lt Close to CI Slot CI TS DATA 0 7 gt 1 SU 47 5398 TS IN 0 aR400 47 CI TS DATA 0 5398 TS OUT 0 CI CI MDI O0 5398 5 Seda DATA Ty 5398 75 00 11 _ 1 MT5338 TS IN 2 5398 TS OUT 2 CI MDI 2 CI TS DATA 2 MT5398 TS IN 3 5398 TS OUT 3 CI MDI 3 MT5398_TS_IN 4 AR 01 47 CI CI_TS_DATA 4 MT5398_TS_OUT 4 CI MDI 4 MES IVS T6 INIS TS DATA 5 5398 TS 0017151 CI MDI S5 MT5398_TS_IN 6 CI_TS_DATA 6 MT5398_TS_OUT 6 CI_MDI 6 3 7 15398 5 71 CI_TS_DATA 7 MT5398_TS_OUT 7 _ 7 AR903 Close to CI Slee 47 R915 47 Ci 5398 5 CLK lt 9 lt TS CLK R916 47 c 5398 TS VAL C TS VAL 5398 MISTRT R07 7 TS SYNC R917 47 c MT5398 TS SYNC CI TS SYNC MT5398 MIVAL ERR gt mE mE CI IN TS VAL MT5398 MCLKI R909 47 01 CI IN TS CLK Close to MT5369 lose Slot Close to MT5398 CI DETECT 3 3 NORMAL 45V CI DATA 0 7 CI_DATA 0 7 R914 R929 R930 3 10K 10K SS oe Se ee CI A an904 en CI DATA 0 CI 10K 10K 10K 10K OPT OPT Gr 1 DATA 2
10. 182 N I AC23 E gt 5533 ADAC 6 e e e e RESET SOC gt AMP RESET 364 AVDD3V3_AADC gt sPDIF_OUT 1 E 33 AVDD3V3_AADG J32 arc R185 TON gt AVDD3V3_AADC AVDD33_AADC 10K c C305 c362 AC24 9 zi i AVSS33_AADC ALIN TUE 1UF e 0 luF 10 1 10V V ASPDIFO TUNER SIF 2 4 AN31 v27 VMID_AADC ASPDIF1 7 2 AK9 R366 100 C352 0 01uF AH25 AOBCK auo R367 100 01 2 AOLRCK gt AUD LRCK AF10 R368 100 R339 AOMCLK RSA C gt AUD MASTER CLK IC105 2x2K AOSDATAA gt AUD LRCH xs OPT IC105 LGE2122 A2 M13 C358 C387 C389 396 0 1uF 2 22 2222 22 33 LGE2122 A2 M13 10v 2 OPT OPT AoSDATAl 15 Close to MT5369 AOSDATAO USB DP3 USB DP PO TXVP_O gt EPHY_TDP 26 AG30 is H TU S N Q T US KR TW HDMI_CEC TP381 HDMI_CEC 0 icai USB_DM3 USB DM PO TIVNO gt EPHY_TDN C312 3 0 0B AL12 Close to Tuner AAT AED USB DP2 USB DP P1 _1 lt _ E 1 0 5 1 HDMI_O_RX_1 Fic DP Sh luis Su dE 3305 5 1 g 17 HE 3 DDC_SCL_3_JACK lt HDMI_1_ScL HDMI_0_RX_1B H rrr USB DM2 USB DM P1 RXVN 1 XC EPHY RDN 9414 M n AA26 AE32 ort was change D 1K P R334 1 DDC_SCL_l_
11. C610 5 10K R601 100 EU EU 470K 330pF 50 50V DV2 __ EU R636 e C609 gt SCART FB 10uF 1608 size For EMI 525 10K 107 R626 0 EU IN gt SC SOC 30K 1 16W OMEN EU 611 5 20120813 LCD TV co 100pF EU C603 oy 330pF 50v A FU Full 18 Pin Gender 3v 20120813 LCD TV NORMAL 5 008 01 JK4600 EU Seite DG D CLOSE TO JUNCTION 10K e SC DET 4601 1 Rr C4604 0 1uF gt SC CVBS IN 5 6B EU 20460 AV DET 5 6B COM GND p SYNC IN 1 16W YS 9 EU 0 SYNC OUT viae p R8905 DTV MNT_V_OUT SYNC GND2 SYNC GND1 p sc RGB 4602 5 6V R_OUT EU RGB_GND gt R_GND VA4603 D2B_OUT 1 5 5V 2 GND gt sc c e 4604 OUT 2 15 5 AUDIO L IN OPT B_GND gt AUDIO GND e gt SC B AUDIO L OUT va4605 5 AUDIO IN Onn AUDIO_R_OUT 9 9 sc I 4600 207
12. 4 1 WC Tuy a a gt COMP1 AV1 DVI R IN 83825998251 AES p el a mo HDMI_EXT_EDID R3319 a 79 R3375 MMBT3906 NXP D3802 E2 3 SCL 22 10K 03302 5 6V DDO SCL 1 50 YKF45 7054V 1 16 opt z 733 R3320 z 8 JK3301 mao 55 3322 5 33 vss SDA 22 gn 0 luF 5 COMP 1_y AV1_CVBS amp lt DDC SDA 1 SOC 16V MI_EXT_ gt MHL DET Bn EM ze 02205 CD_SENCE MMBT3904 E 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 ODEL ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC LGElectronics ELELTRONILS E MHL HDMI USB HEET Copyright O 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 65085301
13. RESET SOC aap RENL R_AADC ARO_ADAC 177 e MODEL 6 MODEL OPT 6 CP BOX Enable Disable ADINA SRV OPCTRL3 OPCTRL3 WS L AADC ALO ADAC ARZT y an gt RF_SWITCH_CTL PULR_IN 8061 2 MODEL_OPT_7 MODEL_OPT_7 tuner Support Not Support 5 8 OPCTRL2 ici d CAL OINCSGE AM31 Y AJ31 LL OIN AIN2_L_AADC AR1_ADAC 4 _ 1 lt amie PIN sRY 9 gt OPCTRL 1 SCL ey ARDS TOM MODEL_OPT_8 Tuner Support Not Support MODEL_OPT_4 52 RESET C ADIN7_SRV OPCTRLO OPCTRL 0 SDA 24 IN3 R AADC AL1_ADAC AK33 1092 gt MODEL 9 RIS AIN3_L_AADC EN DV2 E DV2 MODEL_OPT_9 ius 1 1 IN SOC aAIN4_R_AADC AR2 ADAC Ready For commercial Audio R OUT me E 5 m x 5 5 T O wopEL 10 zd Reserved Default Tepe AN33 AH28 z a 9 i si OMP1 AV1 DVI IN gt AIN4_L_AADC AL2_ADAC Ready For commercial Audio_L_OUT 4 5 al a a a MODEL_OPT_10 EPI Support Not Support ger loc 9 ar Pug lor mor RIS E s Za ma EA oa v 8 d 0 Dau A ons ans Bee a 2 EU d zi zl Close to AVDD33 ADAC 5 AVDD33_AADC AVDD33 ADAC E EE
14. 0 EN 5 2 0 20 0 pe gc 2 5 ja 20 O KIEX or NG bus B m n 28 55 40 00 8 60 2 pos fio 9 4 0 18 018 m 2 Check the menu on in start 8 40 8 6 0 E foo 0 47 0 00 00 00 00 oo oo 00 00 00 00 00 00 10 02 IN START UTT 4 APP History Ver 25682 Eye Q Gain 5000 DB 160 512173 Copyright 2013 LG Electronics Inc All rights reserved 11 LGE Internal Use Only Only for training and service purposes 4 2 White Balance Adjustment 4 2 1 Overview RGB Gains are fixed data for each model Insert RS 232C Jack which is connected with PC for White Total Assembly line should be check whether the color coordinate x y data refer to below table were meet or not X 0 270 0 03 MN 0 03 ana Test Signal Cole Medium 9 300 K 2 20 03 inner pattern Temperature Y 0 293 0 03 204gray 80IRE X 0 313 0 03 HU 0 03 Cool _ 80 160 Test Signal Typ 160 Inner pattern Typ 160 204gray 801RE Note x y coordinates are drifted about 0 007 after 30 mins heat run So checking color coordinate within 5 min at total assembly line consider x y coordinates might be up to 0 007 than x y target of each color
15. f c 4 000 di MO d H WOH 4 Iasr un 5 8 0 noc cc ex 1 25 221 PF 321 THA 7 e amp ETV TIS VL THA 91429 ew g LGE Internal Use Only 18 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 N 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 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes 10 LGE Internal Use Only 20120813 LCD TV EAxXx65085301 WU
16. gt gt B12 P8 __ 1 bd MODEL_OPT_5 NON_GED GED amp 3 z 5 amp F VDDI B13 P9 3 PR B Don t Connect Power At VDDI a ci P12 MODEL OPT 6 Ready Ready E 13 E 5 Just Interal Capacitor DAIS et c7 20120823 CJLIM 20120813 BJ LEE p n eb E odes UART 4PIN STRAIGHT Delete LOGO light block amp add TR control block n 3 5V ST P3800 12507WS 04L 20120813 CJ LIM M M R4125 LED_R OPT gt APPLY 5 08900 LOGO LIGHT APPLY 9 8900 LOGO LIGHT gt APPLY 00 R8900 gt BA LED soc_Rx lt i i R4125 10K B 08900 LED_R MMBT3904 NXP SOC TX R8000 5 10K A 0 H 1 0 MS73 7LN4600 CONTROL IR LED JLIM Sac 2012 10 26 CJLIM A P3001 20120824 CJLIM 5 B W 12507WR 12L 10k 3 3k 3 5V_ST_WAKE 13000 R3017 gt KEY2 14300 BLM18PG121SN1D 4 3 gt BLM18PG121SN1D 2922 EEPROM SCL yv 3 amp 62022 W
17. 1 25 CI TS DATA 7 C 8 0017 CARD EN1 CI R939 22 CARD EN2 ADDR10 IoRp gt PCM 2 CI A ADDR 10 PCM IOWR CI 51 lt R12 22 lt CI_A_ADDR 11 MDI 0 7 IOWR ADDR10 ADDR 9 oo CI A ADDR S ISTNY ADDR13 CI_A_ADDR 13 941 22 R94 ADDR14 lt CI_A_ADDR 14 PCM_OE _ 2 TS IN2 WR EN EC S ur R942 22 4 PCM WE CI MDI 3 TS IN3 22 gt _ e vec vcc 906 jp R926 0 VPP R938 0 OPT cr CI MDI 4 TS INA TS IN VAL CI MDI 5 TS IN5 TS IN CLK 7 ISCING ADDR12 lt CI_A_ADDR 12 _ 7 TS IN7 ADDR7 CI A ADDR 7 TS OUT CLK 6 EL E TS CLK EM A ADDR 6 R921 CI RESET 2 PCM RST 22 SE WALT EDS lt J CILA_ADDR 5 R922 2 4 PCM_WAIT lt 22 ADDR ci ADDR 4 R920 PCM lt 22 ADDR CI_A_ADDR 3 REG ADDR2 PCM A REG gt CI_A_ADDR 2 CI TS VAL lt TEE ADDRI lt ADDR 1 TS SYNC ADDRO CI A ADDR O CI TS DATA 0 J DATO 0 5_ 1 1 cr be 5 ON 75 DATA 2 CO 7 2 Sg 937 BED CI_CD2 C R928 100 CI_DET FIO BIT R 10K GND GND OPT R925 LC CI IN TS VAL CI IN TS CLK CI IN TS SYNC AUD OUT gt gt EU CHINA HOTEL 12V 3 EU 6000 16000 AZ4580MTR EI1I
18. 1 TS DATA 4 FE DEMODI TS DATA S FE 75 DATA 6 gt 5 4 24 e TS TUNER MULTI OPTION D5 DEMOD 25 pEMOD1 TS DATA 5 L gt 5 71 DVB H NIM H gt FE DEMOD1 TS DATA 5 25 D6 26 DEMOD1 TS DATA 6 TA 26 TU D7 27 TS DATA 7 a GND_2 GND_2 gt FE_DEMOD1_TS_DATA 7 27 GND 3 GND_3 1 23V_D_Demod BLM18PG121SN1D A 2 m B3 1 23V B5 1 23V 1 23V_D_Demod_TU C TER TUN Beyo C6515 VAL 1 23 D Demod TU 30 WW 2 SHIELD a DEMOD RES D RESET 31 S2 RESET TU C 9 ZU E TU Q Lo 6 52 RESET TU 31 513 reru 9 B4 3 3V B6 3 3V 32 _ 10 S2 RESET B 3 TU 32 R6403 0 3 TU F22 OUTPU GND 4 33 LNB_TX 1 gt LNB TX 1 33 196 DEMOD SCL D SCL 34 lt C6521 0 1 DLIF P I2C SCL4 TU 34 TX DLIF N DEMOD SDA D SDA 35 12 5 4 TU C 27 86503 22 2 5 4 35 TU lt I 12 SCL4 LNB LNB 36 LNB OUT lt 6504 18pF LNB OUT E 36 5 50V GND_4 GND_5 5 T R6504 22 8T TU O WTKR BR CO TW JP TO Q7 I2C SDAA SHIELD 6 pi e C650 1 l8pF EM US 151 ERROR SHIELD gt FE DEMOD2 TS ERROR 40 40 FE DEMOD1 TS DATA 1 EE gt FE_DEMOD1_TS_DATA 1 R O
19. FE_DEMOD1_TS_DATA 0 7 10uF 10V gt 10uF 25V o I2C SDA1 Boot from SDIO pins CI ADDR 1 A31 N32 y m si Cr ADDR ID 531 2101 DEMOD_TSCLK 15 FE 1 TS CLK pg pEMODI TS DATA 0 B CE ADDRES 752 DEMOD_TSDATAO gt FE DEMODI TS DATATI us cao 52103 DEMOD 5 5 T CI XDDENSI 1331 2104 DEMOD TSDATA2 DATA 3 E 7 CIPADERIG 532 82105 DEMOD_TSDATA3 FE DEMODI TS DATA 4 EXTERNAL DEMOD gt 6 gt SOC V4 cai 52106 DEMOD TSDATA4 FE BEMODI TS DATATS GPIO7 DEMOD_TSDATAS 5 CI ADDR S ETT Jom FE DEMODI TS DATA 6 52 SOC gt CI SLOT CI ADDR 9 29 GPIO8 DEMOD TSDATA6 R26 FE DEMODI TS DATA 7 5 U GPIO9 DEMOD_TSDATA7 5398 MCLKIQ CI ADDR 10 F27 n R29 n Ja I2C 1 AMP L DIMMING HDCP KEY MT5398_MIVAL_ERR C CI ADDR 11 621010 DEMOD_TSSYNC FE DEMOD1 TS SYNC MODEL 8 z mi T A R153 1 GPIOl1 DEMOD TSVAL FE DEMOD1 TS VAL T3 I2C 2 T CON 8 152251 y 5398 lt ADDR 12 32 gis MODEL_OPT_9 we CONT T I2C 3 MICOM mii UE Ei CI ADDR 13 F30 ERE L25 MODEL 10 TCON2 So deren ape Uem 25 GPIO13 INT gt REG US I2C 4 S Demod T2 Demod LNB MHL Si11292 SOC CI SLOT CI ADDR 14 auo oui gt PCM 20120813 GCLK_SOC 97 ADL 2 1
20. T T22 BRDO4 T Pi BRDQ 5 RO 1 VSS_97 Fuzi L6 57 BRDO S 18 0 108 HPI 240 L8 ac 88 BRALO C705 6707 0 55 98 I 6 BRAT 10 28 l ae17 BRDQ6 BRDOUTI L 157 peg Gi TUE 1 DVSS 99 BRA AA10 x 19 5 A T8 181 522 2 5_100 51 BRODT lt j EB I BRA 9 H _ _1 pvss 101 BRRAS CO gt 1 1 5V_DDR 55 A9 BRATION 4 5 K 9 2 pvss 102 BRCAS CL BRDQS1 5 gt BRDOS1 A10 AP 11 D4 oe 103 5 S BRDQ 8 15 A11 BRATZ E TA BRCS CO 882951 BBR881s m X2 1121 Dvss_104 Ws BRA I3 AC18 AB13 gt BRDOTS A 8704 tur as EEA cs DVSS 1 DVSS 105 lt 5 1 5 AB21 14 M6 BRDO9 BRDO 10 1 N1 DVSS 2 DVSS 106 0 2 gt a ABES 1 lt BRDO10 b N9 58 7 s_3 wis 55 8 107 BRBA2 BRDQ11 BRDOTIZ R1 Dvss_4 55_108 8705 19 BRA 0 15 __ BRDQ12 155 BRDO 13 iK s R9 C745 C751 C753 C755 C754 C702 42704 0755 5 258 109 BRWE C BRDO13 BRDO 14 T N8 BRES 0 1uF 0 1luF 0 luF 0 luF 0 1luF luF me 2958 6 pvss 110 117 BRA 15
21. Check signal Replace R362 R363 R364 R362 R363 R364 C372 C373 C374 C372 C373 C374 i i 1 12105 has problem Copyright 2013 LG Electronics Inc All rights reserved 16 LGE Internal Use Only Only for training and service purposes No Video Check input signal format Is it supported Y Check HDMI Cable for damage or open connector Y Check JK3300 JK3301 JK3303 Replace connector for proper connection or damage Y Check I2C Signal 123304 62 63 EDID data Check HDCP Key 12105 Replace 5 12105 No Audio Make sure you can t hear any audio and Device support the audio signal normally Check Speaker and its wire connection P5400 Replace connector or Speaker and the resistance Check ADAPTER output or replace ADAPTER Check signal from 1C8101 P5400 output 1 2 3 4 Replace IC8101 SCL SDA Replace IC105 R5402 R5403 NEN Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes BLOCK DIAGRAM 2HM89Z THL X 20001 Sy 53N343 qns HLOO LANTA amp LGLd LN 44962 INONd3ia3lya3l1545 val x 84992 9 X 009 asn A3M waz x 84215 OL X 0091 gyda 1 1 21095 goudsaA 2 4d4dA SEA9 Sl d 1915 19725 Nu
22. gt GU ARDO II 9127 c2 VCCK 5 5 550 AD10 DVSS_74 20 7 ARDO 12 ___ vsso_6 AD11 285 175 foz ARA 0 14 FS 2 ARDO 13 ARDQ 29 A2 F9 DVSS 76 ARDO 3O 550 SET 5 ARDO I4 91501 Be DVSS 77 ARDO 3T 550 AF9 wa rm NS ARDO I5 Er G9 DVSS 78 E VSSQ_9 AG8 21 DVSS 79 T 21 Dvss_80 AJ P20 AKT DVSS_81 375 Dvss_82 ALT T20 Dvss_83 7 022 VCCK 61 DVSS 84 ANT v22 IC105 _62 85 LGE2122 A2 M13 viz _63 55 86 1 5V_DDR RVREF_C DDR_256M_HYNIX via 64 bvss_87 5 2 1 HST EN _ c L avis 66 pvss_89 ss RVREF C gt BRDOMO 1 5V DDR B RVREF6 3 1 n 5V_ ap _67 55 90 J BRDOSO A ERROA VCCK_68 DVSS_91 5 gt 0 3 BRA 14 T21 BRDQSO BBR8800j N3 0 VDD3V3 VCCK_69 DVSS 92 BRCLKO lt BRCLKO BRDQO _ 5 EOM VREFCA E BRATIT AB12 M22 N3 BRDO 1 8702 iur 7 7 590 14 _ 5 2 70 Dvss_93 177 7 BRCLKO BRCLKO 1 BRDOTZI ik P3 2 VCCK 71 DVSS 94 BRATS 12 P22 BRDO2 X 4 H1 N2 1 5V DDR BRA VCCK_72 Dvss_95 155 I 51 BRDOT4 bd ad P8 4 55 96 4
23. JK3303 D5000 D5001 D5002 25003 Y 20120813 LCD TV ta B YKF45 7058V 5 5V 5 5V 5 5V 5 5V Change OCP IC BD82024FVJ TPS2051BDBV Eu ESD LAN ESD LAN ES LAN E 152 5 DDC SCL 1 S0C 1 DV 1 DDC 5 1 SOC C345 MHL_OCP lt 4 500 z l0uF 1608 sizs For EMI DV2 107 R344 gas DDC SDA MHL COMP1 AV1 DVI L IN gt coMwP1 AV1 DVI L SO Current Limit i358 30K 7 DDC_SCL_MHL 1 3301 c338 2 22532 PLACE SIDE 470K TPS2051BDBVR S60pF 100pF n 50v 50v D3317 BR230LSFT1G GUT V J DV2 e 4 DDC SCL 3 JACK 5V NORMAL 63312 30v C3315 DDC_SDA_3_JACK C346 E R905 M luF l0uF 1608 sizs For 1056 oM 16V 8308 10 R345 TON OPT COMP1 AV1 DVI_R_IN COMP1 AV1 DVI SO gt 1 1 gt 1 1 MHL DET 30K COMPONENT REAR 2329 c339 as 470K 560pF 100pF 20120813 LCD TV arc CD luE e 50V MHL_OCP kx 85 55 3 Eg RR ge 5383 R309 zi 55 55 iB 3 3V_NORMAL 7 Fs La LM T E E HU nu bom zx zx E ST SiS dE od 1 V Es d ot oo Mox aa 55 DB nmn PA o a JK3801 e gt COMP1 DET a a 2029 02 o D3803 f 5 6V T TERMINAL i 127 3 3v 3 3V NORMAL HDMI MHL
24. LGE Internal Use Only TROUBLE SHOOTING GUIDE No Power Check L8804 Check connector Replace Adapter Voltage Level 19V LY Check 1C2407 Output H Check IC2404 output ReplacelC2404 amp Voltage Level 59 check Check IC2400 output Voltage Level 124 Check 2403 output Voltage Level 1 5 7 Check X100 Clock Replace X100 27MHz LY ReplacelC100 Flash Memory No Picture Module CheckIC105 Back Light On Replace Scaler IC Check STEP UP DC DC conv IC2406 CheckWL ED ENABLE high P2400 PIN 12 e Y Check backlight 24V P2400 1 5 Check Panel power N 102 27 30 12V Replace 1C2408 1 2408 12V output VY Check Panel clock N CheckIC105 102 15 16 Repair Main B D H Check Cable for damage Replace Cable or open conductors Y Replace T con Board or module Copyright 2013 LG Electronics Inc All rights reserved a LGE Internal Use Only Only for training and service purposes No Video Digital Check RF Cable 1 Check tuner TU6401 5 32 Power 3 3V 2 Check IC 2405 output voltage Replace 1C2405 1 Check tuner TU6401 7 Power 1 8V Replace 1 6403 2 Check IC6403 output voltage 1 8V Check Tuner TU6401 I2C signal Check 1 105 3 4 34 35 Check Tuner TU6406 Replace TU6406 DATA CLK SYN VAL And recheck No Video Component Replace JK3801 or Check Device
25. 2 CI_CD1 PCM WAIT CI A DATA 3 CI DATA 3 CI DATA 4 AR905 EUR DATA 4 2 CTE ECHSINEBCH CI A DATA S CI DATA S cis DATA 6 6 7 7 3 3V NORMAL TOM NEG PCM 2 gt R906 R913 R918 R919 gt R923 oud ue vid UK s TOK _ PCM RST CI A ADDR 0 14 gt CI ADDR 0 14 R900 Ha CI A ADDR O aR906 0 CI ADDR 0 22 R931 CI A ADDR IJ CI ADDRI I CI VS1 51 CI_A_ADDR 2 CI ADDR 2 ADDR 3 ADDRI 3 _ _ 4 AR907 0 ci CI ADDR 4 PCM A REG PCM REG CI_A_ADDR 5 TI_ADDRI5 CI A ADDR 6 CI ADDR 6 ADDR 7 CI ADDRI T7 CI ADDR 8 AR908 0 cr CI ADDR 8 CI A ADDR S CI ADDR 9 ADDR IOJ CI_ADDRI10 2 PCM IORD CI ADDR 11 CI ADDR I11 L 2 A ADDR 12 aR909 0 cr CI ADDR 12 PCM ADDR I3 CI ADDR I3 WE CI_A_ADDRI14 CI_ADDRI14 PCM_CE1 5V_CI_ON A 904 905 JK900 zn pO our 2 CI A DATA 0 7 OY 10120698 015LF GND GND 927 100 DAT3 CI A DATA 3 PA TERES CI TS 3 CI TS DATA 3 C J TS_OUT CI A DATA 4 TS DATS CI TS DATA 4 C S DITS AT 5 S OUT5 2 TS DATA 5 4 YHP 1 6 5 DAT6 CI A 7 CI_TS_DATA 6 lt __
26. 2436 220 R2465 m 3 0 10 33 16 2 C2446 C2487 B e e ciue 323300pF ts 10V 50V S Vout 0 765 gt 1 R1 R2 5V_NORMAL IC2404 62423 RT8289GSP EP GN J 2 7 OR 220 01 spy 1 2 CORE EL 4 7uH 2 20120813 LCD TV Ls uec vex eS C2425 C2426 gaze C2429 Se Se 6 12 s 7 22uF 22uF 10D a cem Er L2404 z 10V 1C2400 2uH B 10V 10v BD86106EFJ eq NC 2 GND 11 3 6 2 20120816 CJ LIM Placed on SMD TOP 856 gt 1256 Soar fur 1 PEN a EM ain 10V 10v 10V 10V C2405 o2 0 0068hF 2404 4 240244 2403 R2402 d SA lO0uF 0 1uF 6 8K 50V e 12406 20121010 CJLIM Toy DIS L 3225 gt 3216 e 5 20120816 LCD TV BLM18PG121SN1D 02417 2422 POWER ON OFF2 3 oe Our 0 1uF z 25 50V d E POWER ON OFF1 2404 a e 0 1uF K R2438 16v 16 m e R2 45 PR E EN C2424 150pF 50V x Vout 1 222 1 R1 R2 Vout 0 8 1 R1 R2 20120813 LCD TV C 19v 5v DED NVERTER 19V TO 5V ST DCDC CONVERTER 2 8 RIDES C R887 4 DCDC MHL DET Trees 2 MHL DCDC 9 C872 5 0 1uF MHL_DCDC 5V_ST d 1 16 IC808 A GND 1584 a J 55 L801 15 al 4 i 0 47uF SW d 8 1 5 x 7 d om z o Burr oe o EN o e 7
27. 1 gt ARDOMI 1 m A12 BC A12 BC A RVREF3 C733 AMS T18 A13 wig _ 363 9 DVSS_32 TP701 ARDQS1 gt ARDQS1 13 14 E A13 emo lor ANS R16 RVREF A Bee e 17 WAIT TP364 _10 DVSS 33 A ARDOSI gt ARR8S 8 15 1 x T16 Bll R709 N9 A15 SC IN SOC IP365 VCCK 11 DVSS 34 ARDQ8 1K C716 A15 A15 a AL6 U16 D18 B16 _ 1 R1 RA SC L IN SOC 366 auc 798 12 Dvss_35 RVREF_A ERDOTIO 0 105 Md R719 EU E R9 M2 734 SC CVBS IN SOC gt o ane 13 36 10 ERDOTITI Ne n IN_ 3 _14 bvss_37 11 ARDOTIZ f 1 BAL i SC SOC uii _15 38 ARCKE C 12 Fri ERDOTISI BA2 ARBA2 BA2 2 SOC TP369 p11 16 0 55 39 ic 1 7 m ut 3 SC SOC TP370 R 5 5 4 mir _17 40 ARCLK1 C as BRCLKL 5 ci 8712 100 K7 SC SOC TP371 ME VCCK 18 DVSS 41 AT 1 lt ARCLK1 015 5 5 K9 SC FB SOC TP372 uz _19 pvss 42 Bii gt CTI ARCKE ARCKE DTV MNT V OUT SOC 1P373 D ARCLKO ARDOM2 35
28. 2 Fa 8 70 19 92 6 3 x 28v ae GND 47K 1 R902 5 4 6 2K 1 R896 0 R897 10K 24V_BLU i P2400 SM14B SRSS TB 2403 24V Re T 24V 24V_BLU 12 05 17 A 24 C1110 EAE62721801 33uF 5 gt O C1111 0CH8106J691 10uF 12402 D2400 gt 60171701 68uF 2EA 24V 10uH BR210 77 100v 24V C2413 C2416 no Ban cus C24 R2423 R2425 2462 c2463 c2464 C2465 C246 0 14 220K 30K 68uF 68uF luF ae GND 50V 357 357 50V lur 50V 1 16W 1 16W pte 50 IC2406 TPS40210DGOR EP e 3 5V_ST dos A RC VDD gt 1 10 4 R2420 g M GND 0 u 55 gb ANA 2 ac o m D soca 1 16W 16v a ges DIS EN GDRV 2429 62425 Eun 2 t 3 3 AOD478 JP2401 1 16W S R2443 02400 R2426 ERROR OUT 100 ERROR OUT MMBT3904 NXP SENE 1585 1 16W 2400 1 16W T DV2 m ON FB GND WLED ENABLE C2415 2449 3 E 0 2200 47 2459 2460 2461 z 5 50V 50V UF 0 10 100 lt lt 10 25 50 150402 3 H R2424 DIM 12 07 03 To improve backlight blinking aid BIR PWM_DIM1 C1103 47pF gt 2200pF UE C1105 47pF gt Apply ere 1 16W OPTAT R1103 18 gt 470 1 16 SM 10v ast 7 Mq 20120912 CJLIM 12 05
29. AF11 Las LESE E NES 115 abs AG11 POCEO 22 _ 7 1 1 5 1 2 78 oscL1 lt gt gt SOS 1 0 2 7 ATSC_2 7pF SRN 33SB A AN29 A22 DATA S m ATSC 2 7pF gt MT5398 XTAL IN PDDS SSS oS 5 29 23 4 AVDD 38 SS ae N MT5398_XTAL_ouT lt PDD4 Ne 223 EMMC_DATA 3 TXAIN AN30 EDP _ 2 120120813 CJ LIM AvpD33_XTAL_STB PDD2 R188 LCD TV 1 111 AL29 D23 4 7K dab VSS33_XTAL_STB PDD1 24 SRM MN y lt gt gt WOL ETH_POWER_ON 1 1 100 2 PARB CAM_SLIDE_DET R187 lt TXA2N M24256 BRMNGTP R1EX24256BSAS 26 ar AVDD 33SBA EF PACLE EMMC_DATA 1 ERU J AN1 6 OPT 43 N VI B O O T S T RAP 5 PYDD33_VGa_sTB paare EMMC_DATA 0 3 3V_NORMAL TXA2P ALI 1 o iurF AVSS33_AVSS33_VGA_STB CLK gt EMMC CLK CAM SLIDE DET R158 RE AL15 R189 TXACLENL VDD3V3 A n 10K R101 R102 IC100 3 NORMAL 55 2 AVDD33_PLL 22 4 7K 4 7K AT24C256C SSHL T 2 AC21 20 185 OD 3 3V NORMAL TT o iuF uz 73533_ ORESET lt soc RESET dum NVRAM ST NVRAM RENESAS e 22 exis Write Prot
30. gt SCL 4 JACK o C385 235 1 HDMI_HPD_4_MHL DDC_DATA S ZD403 puo 9392 R353 C378 lt E D 5 6B B 75 50V 50V a 50V 83358 DDC_CLK R3810 4 7K EP 10K e ot NG R33420PT0 H 5 _ C331 zl mlolo gt Av1_CVBS_DET 0 192 HDMI ESD SEM 16 gt Io en T D3307 goo IH 5 x lt gt CK _HDMI4_JACK JK3800 Sce gt _ 4_ 029 02 20120813 LCD TV T O E 2 20120813 LCD TV EU EMS 2 gt a gt DO _HDMI4_JACK R311 1 _ 57 HDMI 1 SOC D0 _HDMI4_JACK T TERMINAL TER E 120 ohm e HDMI BXT EDID FIVANORNAL E B TERMINAL 52822 JP EMS E a e e gt avi_cvBs E AS e R311 gt Avi_cvBs_soc EDID WP a gt 1 _ 4_ T SPRING DV2 E 03305 B 2 gt D1 HDMI4 JACK 5 a gt COMP1 AV1 DVI L IN ZD 0 C400 401 2 402 lt S R310 1 3300 CEA B R_SPRING BF 1000pF 75 10 x MMBD61 0 0 D2 HDMI4 JACK 50V 50V 50 M24C02 RMN6T SE D3300 ZD404 av BAS 1 L D2 _HDMI4_JACK SPRING LL x LJ LJ EO vec a m 3 5V_ST G_SPRIN E ERES A C3300 a a a d
31. E BRDOTISI M3 1 DVSS_ DVSS 111 BRDQ15 BRCLKO U13 L3 BRAII4 m Al Dvss_8 Dvss_112 T Y EIE 65 uL R713 W13 18 BRA 12 PG ci K7 129 vis 0785 10 114 BERTI 11 DVSS 115 D2 P18 U18 BRA 10 L5 2755 22 pvss 116 v ES L2 ace Dvss_13 55_117 PES Fl 14 AC13 BRA 8 P3 BRODT 7 Dvss_14 Dvss_118 7 H2 J3 R14 M16 7 BRRAS Dvss_15 DVSS 119 H9 K3 i 14 20 BRAT6 P2 BRCAS DVSS 16 DVSS 120 3 i U14 AC22 BRA 5 K6 L3 JBRWE DVSS 17 DVSS 121 V14 AD20 BRA 4 M5 ae 0755 18 5_122 19 T2 uius DVSS 19 55 123 Li Y14 AA23 BRA 2 G6 DVSS 20 DVSS 124 R18 zi AB23 BRA 1 NS 19 wis 2988 21 288 125 SEATON E rum T7 3 25522 pvss 126 gt 14 BRDQSO 5 2 0 55 23 DVSS 127 DDR BRDQSO TIS CDU A gt B19 9 BRDQS1 C19 DDRV 12 B3 B7 DDRV_13 El 788031 C718 C720 C722 C726 C728 C703 701 n 0 1uF 0 luF 0 1uF 0 1uF 0 1uF luF 100 19 58 10 BRDQMO Pro DDRV_15 m i DDRV_16 m G19 BRDQ 0 7 vs 17 M1 E3 BRDQ 0 DDRV 18 M9 BRDQ 1 ws DPRV_19 54 1 F2 BRDQ 2 ps PP8v 20 BRRESET gt BRREST P9 F8 BRDQ 3 513 _21 H3 4 1 5V DDR a 111 PPRV 23 G2 BRDQ 6 DDRV 24 H7 BRDQ 7 D20 6 C708 DDRV 25
32. _ eem 50 50V 5 22 c m EN Li EN gt 3 SV NORMAT ajl 2 D A 19V_AMP eu Audio Coil ABCO 1 RP B ml of of gt puc M 15402 IENTERFAGCE oS 2 H H H A 10uH 05438 R5417 S A 5401 a ajz LPH6045T 100M 0 ETE O O O 55435 507 I 2552135 4 R5405 4 e 5419 c5421 e csa2 23493 SPEAKER R 100 Te TORT 2014206 aC DS TV i 5 LPH6045T 100M me R5400 B 1000pF 29 307 __ 25 Audio Coil ABCO 425429 R5418 ner sv I 822008 T 20121010 AL Bow ES D R S 3 b k M 12 50V T j E derer 1 man en elete Lec gt gt SPK_R 20120913 CJLIM ADD B CAS CARD SLOT B CAS SMART CARD INTEREACE Iwr STATUS HIGH HIGH CARD PRESENT LOW HIGH CARD not PRESENT 2012 10 17 LCD TV 3 3 NQRMAL 3 3 NORMAL A SIGN1100165 2 DVB S2 LNB Part Allegro DDASO02ATT g 5 7 922952922 CLKDIV1 CLKDIV2 F_CRD_CLK 2 SEXTO EY B 1 0 CLKIN CLKDIVl AUX
33. b First hold the soldering iron tip and solder the strand against the component lead until the solder melts c Quickly move the soldering iron tip to the junction of the component lead and the printed circuit foil and hold it there only until the solder flows onto and around both the 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 coa
34. e 1 0 K13 5 AR 83019 EMMC VDDI 20130102 LCD TV K14 3 5V_ST 7 ine 2 Ll oc H MODEL OPTION __ 104 lt olol al lt IM Tuv M a e gt 212 E E o nin SHE H NIN A NR H10 L14 uolo Ay ayo p gt K8 A MI z cd EA H C N N x e 54 C lt gt gt 102 2 Ec 2UF N2 M3 mx g ak a ou P60 SCLAO P140 PCLBUZO INTP6 li 5 7 con wl Ox MICOM MODEL OPTION oS 2 x orn P61 SDAA0 P00 TIOO TXD1 M8 2 E 4 43 55 55 ret c P62 P01 TO00 RXD1 m P6 M9 8 M o 5 5 aes tO A Ol a A a P63 P130 10 S 88 zs 55 82 lt S E HEN 5 esse ed 5 IC3000 1 i 2 92 5 85 8 5 1 gt 5 olola P31 TI03 T003 INTP4 P20 ANIO AVREFP L M11 5 5 52 2 ES H 1 P75 KRS INTP9 SCK01 SCLO1 R5F100GEAFB430 P21 ANI1 AVREFM M12 5 B LLL ond c Sos ox ETAZKRAJANTPS SIOT SDAOT 22 2 1 gt 2 3 Al M13 x MOBELICOPT od O a
35. 2 ARDOSO gt ARDOSO A BURBEA 2 p3 gt l bd 0 1uF PCM IORD 1P357 0 108 NXRDOS 3 1 2 CORE 2087 3 ARDOSO RRB800 A ud A2 72 PCM_IOWR TP358 A 7 VREFD as _4 ARDOO Fors ARDOTT R707 ua VREFDO E ARA 4 P8 Q PCM_RST TP307 18 1 111 R15 ARDOI ARDQ 2 ve 0 108 18 A4 57 PZ 240 ds c736 PCM REG 7 ES 5 716 1 uz ce 24 esas ac _6 2 ERDOTSI R710 240 as ARATE ARA 6 R8 1 _ 1 TP309 gt 12 2 25 I dub 2087 7 ARDOTA MI as ARATTI 7 R2 1 Seer ape MT5398_TS_SYNC TP310 1 5 DDR p aas 3 26 2087 8 ARDO4 ARDO 5 ee 7 BRATS ARA 8 TP311 VCCK 4 DVSS 27 n 7 DDRV_9 ARDQS 1 5 8 5 415 517 95 ARDO S A 8 a5 ARAID 9 R3 _ 359 5 DVSS 28 DDRV 10 ARDQ6 ERDOTTI x4 BRATION 9 5 115 19 2 1 5 DDR MT5398 TS VAL TP360 ans Dvss_29 Filis DDRV_ ARDQ A_RVREF4 S 10 ARA 11 R7 p A 51 TP361 VCCK DVSS 30 ALS 15 222 c15 A 8708 o iur x 11 31 MT5398 TS CLK 1P362 8 31 TP700
36. ARDQ 25 ET G8 ET ARDQM2 A w12 36 075559 174 RRALLE D11 ARDQ25 ARDT To 55 ARDQ 16 23 D3 32 d ARDOM _37 Dvss_60 17 13 Fig 14 ARDO26 ARDOIZT m lt C ARDQM1 9 38 DVSS 61 1 ARA13 ARDQ27 ARDQ 0 7 Y12 M18 ARA 12 D8 ARDO 28 Wi 2 ARDQ 0 910 7 ARDO 16 E3 39 DVSS 62 1 ARA12 ARDQ28 ERDOTIT AF6 Cad p 19 11 Ell i b 29 M9 F7 ARDO 1 ort FT e DVSS 11 ARD 3 ARDOTIS AG6 17 2 ARDQ 30 ET ARDO Z 91181 F2 VCCK DVSS 64 ARA ARD 3 AH6 P19 R D7 ARDQ 31 55 E ARDO 3 F8 VCCK 42 DVSS 65 ARA9 ARDQ31 PETS NIS ER us 20 H3 43 DVSS_66 020 T3 ES ARDOI S PROPAN H8 19 O VCCK 44 z ARA AF7 BVSS 67 61 F10 A20 G2 ARDO S ARP OL221 G2 45 6 AVDD33 MEMPLL 3 a _68 PT X3DOTU ARDQ 24 31 ARDO 23 ui VCCK 46 DVSS 69 ARAS AVSS33 MEMPLL AD8 id Y20 10 E Bl ARDQ 8 15 550 1 VCCK_47 DVSS 70 4 2 ARDQ 24 550 1 aze _48 aazo 3 pe B9 D7 ARDO 8 B vsso 2 5 VCCK DVSS 71 ARA 0 550 AF8 3 R19 Di es ARP OZ c3 vesc VCCK 49 DVSS 72 i ARA2 5 550 19 G10 LE ARDO 10 ARDOLZE 50 DVSS 73 1 ARDOT27 550_4 10 gt M20 0 F18
37. D30 c K26 CAE SOC TCON4 I2C_5 NVRAM 2021208 R152 2 R153 2 MT5398 TS OUT 0 7 GPIO15 CI_TSDATAO MT5398_TS_SYNC CI SLOT gt soc 15952459 Dess GST SOC cons s I2C 6 TUNER MOPLL T C ATV U TW BR D32 s N30 7 au B T C NORMAT 20120813 LCD TV dn 21016 gt SCONE acs A 1 5398 TS OUT 0 F33 521917 us 7 GPIO18 e e e e e e e 5398 TS OUT 1 E31 M31 TCONS8 M 1 S s 22R8916 U8 4 4 20120813 LCD TV z32 951919 PVR TSCLK 1 MT5398 175 VAL SLOT gt soc 2030 COntrol us TOONS 5 R1219 R124 1325 gt R133S R138 141 gt R142 8147 R150 R1519 11625 1153 OUTS 531 621020 PVR_TSVAL 77 A VS1 MODEL 2 A 1 ET 1 2K 1 2K 2 7K 2 7K D ADR 2 7K 2 7K 7 5 p 2 7K 2 7K 2 7K 52 7K 5398 TS OUT 4 p33 621021 TSSYNC 775 lt 15398 TS CI SLOT gt soc PCM 5 CTL 4 TCON11 GPIO22 PVR TSDATAO PCM IRQA v7 Le n 5398 TS OUT 5 E29 M30 12 STB SCL Ws 1 gt 2 CI DATA 0 7 MT5398 15 OUT 6 cas 1923 PVR_TSDATA1 gt PCM WAIT 1 2V_MTK_AVDD STB SDA R115 AAA 120 SDA1 DEI id GPIO24 20120813 Y3 um 1 MT5398 TS OUT 7 B33 L30 3 3V NORMAL R116 gs 3 20120813 CJ
38. DET E Se Delete straigh a m MAX 1 5A n Delete straight jack E R401 d odis E 4 22 gt p1 1 1K 2 gt PC AUDIO DET C 5 B gt 3 ares CD_SENCE gt MHL_DET D1 _HDMI1_soc 43 3V NORMAL KJA UB 0 0037 1 2 ve gt 02 HDMI1 SOC gt D2 _HDMI1_soc Pe e PC L IN 4306 JK3300 D3611 C414 TPS2066CDGNR EP GND USB 2 5 YKF45 7058V 220 5V NORMAL 3 5 ST V MHL OPT Eos RE gor EMI C319 GND D USB_DP2 UI HDMIS3 10uF C4302 R314 EUM T A 5 USB 2 4322 20120816 MHL 201506818 CJ LIM 9 5 E e gt PC L INL gt PC L IN SOC In Eu nour ob 15K 10 oa R300 89 2 413 Pa c300 C314 LT A 5 USB 3 03612 470K SLE _ USB_ USB CTL2 3 6 10K T 50V 50V 50V R33 4 47K 5V HDMI 3 JACK EN2 FLT2 5 8320 USB CTL3 4 5 gt 05 OCD3 ey 424 HDM T ARC 1608 sizs For EMI i0uF C4337 c4301 4 lt DDC SCL R336 10 lour 1 2 DDC_SCL_4_JACK M6 PC IN gt PC R 10 BAT54 SUZHO VA3304 15K 03304 ADLC 55 02 015 1 5 R301 c301 C315 J S B 3 JP 470K 560pF 100pF 507 507 M3 DETECT e
39. EU 6004 L OUT lt SCART AUDIO MUTE 6000 m OY R6011 C6008 luF 33K R6004 DTV MNT L OUT lt gt pTV MNT OUT MNT L C6003 luF R6008 33K EU 25V EU c R6013 06000 B 1K C6005 gU MMBT3904 J 5 SCART L C EU a PDTA114ET SCART_AMP_R_FB _ i PDTALL4ET 06002 1 SCART Lout DTV MNT OUT lt o X l scart_Rout EU R6014 m 06001 B 1K EU_SCART_MUTE_NXP MMBT3904 NXP E EU Dv2 ELECTRONICS MODEL DATE 2013 01 02 COCK HEET LGE Internal Use Only BAX 6 O s Tuner 3 3V_TU TU Q W KR BR TW CO JP L6508 BLM18PG121SN1D
40. EU e gt SC L IN 4611 1 5 6v 2 gt SC IN 4606 5 6V BLM18PG121SN1D L4600 DTV MNT OUT VA4607 EU EU EU 5 6V C4600 4602 1000 less 50V BLM18PG121SN1D L4601 1 nd EU DTV MNT_R_OUT VA4608 EU EU C4603 5 6 T C4601 4700pF OPT L 1000pF 50V 7 20120813 LCD TV Delete MM1756DURE 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 2013 LG Electronics Inc All rights reserved Only for training and service purposes SECRET LGElectronics CI TS OUTPUT CI TS INPUT Close to MT5369
41. LIM iad GPIO25 SPI CD2 Y4 OPCTRL 11 SCL 11_ a B Delete I2C SCL2 0 A30 133 iui OPCTRL 10 SDA R L Delete I2C_SDA2 CI 11 x28 821026 SPI CLK 6 ana AYPD12_LVDS_1 xu 33 m UA VAT BL 7 5 gt PCM IORD C350 C354 E gt e gt T2C_SCL_MICOM 20121015 CJLIM CI DATA 2 gag 2102 PI DATA 427 LE R174 B UTD pou VDD3V3 ang 2VDD12_LvDs_2 1 mR w I2C SDA LCD TV DATA 3 sss 5928 SPI_CLE gt PCM IOWR 4 7K ang AVDD12_LvDs_3 XGs 9 1 scL4 CI DATA 4 55599 AES OPT AVDD33_LVDS gt TXA3N OSDA2 8111 AAA33 2 SDA4 Cr DRTATSI 126 1939 OPWM2 Fs m 4 R178 22 C347 ASA TXA3P 7 12 pts SCL5 CI DATA 6 221031 OPWM1 ius gt _ 0 1uF T xe gt TXACLKN OSDAO 12 SDAS CI DATA 7 c27 957997 OPED gt _ 5512 17081 gt TXACLKP R114 33 m GPIO33 RST er AF1 5 OPCTRL 1 SCL gt gt 12C SCL6 E27 D27 AVSS12_LVDS_2 gt TXA2N 9 MT5398 TS IN 0 SB SB 1K AF5 AF2 5 OPCTRL 0 SDA 8209 AAA d I2C_SDA6 D29 Fe C27 AVSS12_LVDS_3 gt TXA2P 5398 TS IN 1 GPIO35 SD 1 D28 E 026 as AE gt TXA1N MT5398 5 IN 2 MT5398 T 247 982936 50 02 acs AVSS33_LVDS_1 X53 gt 1 MT TS CI SL
42. ORT E wer TU CVBS xP 600 2 FOR FILTER EMI R611 SC CVBS IN gt gt SC CVBS IN IF 120 ohm cios R604 601 EU 100pF 75 30eF 1 EU 2 SC FB sc FB soc R609 R608 22 75 EU EU R623 100 C6154 40 01uF SC_R 1 sc_R_soc Bee 604 EU Ai 6 75 z EU EU R622 100 614 40 01uF sc cl e gt sc_G_soc 10pF EU WU R606 75 560 15 EU 0 R620 100 C61254 40 01uF 9 gt v gt SC COM SOC EU 1 W EU R621 100 C6134 0 01uF SC B e gt sc soc 8607 606 BU EU P LAC E A 1 75 EU EU __ R617 100 C616440 047uF SC CVBS IF gt SC CVBS IN SOC 3 3V_NORMAL EU ETUDES o EU R618 Close to SOC 25 53 Rout gt gt Rout EU B 3 3V_NORMAL EU C619 R631 330pF 100K 50V N tu Tey R628 T os E SCART soc gt SCART_Lout Close to JACK Close to Main Chip SCART_Lout_soc gt t EU 5 BU EU C618 DV2 _ 100K 50v C608 m 10uF 1608 size For EMI ug cr E 20120813 LCD TV 10 R625 Rel SC_L_IN gt SC 1 SOC f R635 EU 30K 1 16W gt 5
43. R4327 UB 0 0037 i 4 7K HP_ROUT 554 KJA UB 0 003 HDMI INTERNAL EDID C332 ORT 10K e 0 22uF LourL a 03300 16 5 1 4303 3 3V_NORMAL RRZHDMI 3 MMBT3904 NXP HDMT_HPD_1_SOC E 5 NORMAL 5 19 m d R3301 BD82020FVJ 5V USB 1 A gt 100K R3321 gt 3 3 M 18 4 7K br 5V NORMAL 4 USB_DM1 13300 13301 E TT HDMI EXT EDID BLM18PG121SN1D a BLM18PG121SN1D z 332924 388 JK3701 m e DDC SDA 1 SOC USB DP1 e yy 1 a _SDA_1_ R3700 P 5 DDC CLK 83303 100 304 DV2 mt 4 in C3311 ME Ch C3321 15 gt ppc scr 1 soc 1 3 BLM18PG121SN1D Na C4338 0 lur ud NC R33440P 0 Sow EN R c e soc 5 L HP_RoUT_amMp gt gt _ ik MS C4323 S 14 CE REMOTE HP DET lt 100 g 13 CEC_REMOTE 2 C331 10 T B mo KR ESD SEM lt lt VA3700 s 5 IA 3 167 R3050 03319 d USB OCD1 L 10 OPT 10K 5V_MHL 4 gt CK _HDMI1_soc oer GND CD CK HDMI1 SOC USB_CTL1 3 8 KJA PH 0 0177 1 R336 4 7 N 10K gt DO _HDMT1_soc 20120813 LCD TV 20120813 LCD TV 3 6 gt 50 _ 1 SOC Delete MHL CBL DET HDMI DET e gt 3 3V NORMAL U S B R3357 gt ss PO AVDIO 200 AE som 5V USB 2 MHL
44. TU 3 TU 1608 perallel SCL SCL SCL Exi E C6508 35 because of derating T 3 TU ROSTO OPT SDA SDA T 4 I2C 5 6 TUX 1 IU N Q 598 I2C SDA6 R6518 GLOBRL 6 7 LOBAL 6 7 SDA SDA 59506 33 3 3V TU clos 82 R6520 R6521 e I2C SDA6 TU 4 am 4 7PF 200 200 1 3 3 13 3V 5 Vo 50 DES B1 3 3V E 7 RAE 1 e e 3 TU 5 100pF e TU CVBS SIF 1 6 TUNER SIF 2 34 Iso OPT E NC_2 SIF mee 06500 gt SIF 6 TU W BR TW CO JP BLM18PG121SN1D A MMRT SOUS CHAE TU A GLOBAL 6 7 P TER 06501 B2 1 8 B2 1 8V COMETA 1 BV TYE 6554 1 8V_TU MMBT3906 NXP 5 B2 1 8V e TU 1 TU 7 100pF 65350 5 5 2 8 5 gt IL 3 CVBS gt TU_CVBS_TU are _ close to Tuner YS e 8 TU S N Q_1 08 KRY TW R6506 168 NC 2 NC_3 9 IF_aGc_Tu CO 7 MY py CIF n 5 TU 5 0 T US KR TW NC bd IF TU 9 RM close to Tuner BR TW 3 NC 4 10 DO gt IF_P ale 6503 1 NC_2 P 0 should be guarded by ground A 3 3V_TU _4 5 T IF N gt IF_N BON ke 1 should be guarded by ground NC 3 2 No via both of them NC 5 3 3 T2
45. a 85407 585414 i bd HP RouT Amp lt ce L 404 M d Zior o ol zl 12 12 R5415 3 3V NORMAL 5400 5401 39v C5411 51 Al wo Dp gt C5429 3 5 1K e 0 iu F e 0 iuF 0 192 A z A 90 LPH6045T 100M 50 507 16 lt 20120813 CJ LIM 507 Ln e GND_2 T NTP7513 gt EAN62653101 10uH 50V SPEAKER L 05 EPIS cd VY 390pF mom rrr E E d JUD BLM18PG121SN1D 1 gt an RA Audio_Coil_ABCO 5 3k e 7 PLI 1 12 12 cona RS 6107 gt SPK_L luF T 155 Pev PLL 2 PGND1B ere T NE MUR 22000pF DGND PLL 3 BST1B To 5 20120816 CJ LIM LCD TV 4 GND 4 VDR1 WAFER ANGLE stan wee 4 DGND 5 IC8101 VCC5 E e 0 1uF I 16 10v 1 04 6 NTP7513 AGND _ SPK L gt 9 SDATA 7 VDR2 AUD LRCH 2 Ox54 65427 C5428 C5433 RC CRI es Cte E WCK 8 BST2A Zar luF gt 1uF PK_R gt ae AUD_LRCK 10v 10V 10v PGND2A C5426 4 AUD SCK gt 9 22000 d PK_R hod 50v R5402 100 SDA 1 QUT2A T2C_SDA1 TFT 1 1 c CY 5403 100 Ls N le Loses DV2 ola NI QNI gt 5
46. contacts only by applying the following mixture to the contacts with a pipe cleaner cotton tipped stick or comparable non abrasive applicator 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 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
47. 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 Only SERVICING PRECAUTIONS CAUTION Before servicing receivers covered by this service manual and its supplements and addenda read and follow the SAFETY PRECAUTIONS on page 3 of this publication NOTE If unforeseen circumstances 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
48. 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 Connect USB port 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 CI gt Widevine If automatic setting is finished you confirm IP and gt ESN gt HDCP14 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 9 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 1 s ba wes Copyright 2013 LG Electronics Inc All rights reserved zd Only for trai
49. specification sheet is applied to all of the LED TV with 3 2 1 Equipment amp Condition LD33P chassis Each other connection to LAN Port of IP Hub and Jig 192 168 123 254 2 Designation n 1 Because this is not a hot chassis it is not necessary to use an isolation transformer However the use of isolation transformer will help protect test instrument E 2 Adjustment must be done in the correct order 3 The adjustment must be 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 IP 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 for 2 hours In case of keeping module is in the circumstance of below 20 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
50. temperature Luminance cd m Note Manual W B process using adjusts Remote control 1 After enter Service Mode by pushing ADJ key 2 Enter White Balance by pushing gt key at White Balance EZ ADJUST 0 Tool Option1 1 Tool Option2 2 Tool Option3 3 Tool Option4 4 Tool 5 5 Tool Option6 6 Country Group Whit Balance Color Temp R Gain 172 G Gain 172 B Gain 192 R Cut 64 G Cut 64 B Cut 64 Test Pattern 7 Area Option 8 ADC Calibration Backlight 100 Reset To Set 10 10 Point WB 11 Test Pattern 12 EDID D L 13 Sub B C 14 Touch Sensitivity Setting 15 Ext Input Adjust 16 SPK Lipsync Adjust 17 SPDIF Lipsync Adjust When doing Adjustment Please make circumstance as below CA 210 or Equivalent LCD Module Optical Stage x y Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes 12 4 3 Magic Motion Remote control test Dogle Ready 1 Equipment RF Remote control for test IR KEY Code Remote control for test 2 You must confirm the battery power of RF Remote control before test recommend that change the battery per every lot 3 Sequence test 1 if you select the Start Wheel key on the Adjustment remote control you can pairing with the TV SET 2 You can check the cursor on the TV Screen when select the Wheel key on the Adjustment remote control 3 You must remove the pairing with the T
51. the same components as recommended in this manual to prevent Shock Fire or other Hazards Do not modify the original design without permission 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
52. 04 P73 KR3 SO01 MICOM_LEAD_Cu P23 ANI3 4 2 M14 MODEL 0 NON LOGO LOGO For LOGO LIGHT Ar Qi QN P72 KR2 8021 P24 ANI4 N1 MODEL1_OPT_1 M P71 KR1 SI21 SDA21 P25 ANI5 AQ N3 EMMC_CMD_BALL MODEL1_OPT_2 3 B70 KRO SCK21 SCL21 P26 ANI6 A10 N6 MODEL1_OPT_3 MODEL_OPT_1 TACT_KEY TOUCH_KEY Ready for sample set a P30 INTP3 RTCIHZ SCK11 SCL11 P27 ANIT All 7 MODEL1_OPT_4 gt 12 NS 12 10 16 Lcp DU 2 MODEL1_OPT_5 MODEL_OPT_2 LCD OLED PDP Bis i 2 mE 9 P o 14 N10 es MODEL1_OPT_6 xl 55 3 al Se us ay 2 ris m fa 1 2 4 7 99 MODEL 3 IR wafer 12 15 wafer 10pin Ready for sample set 2 5 AMD Eo Xd ox 4 a 7 N12 5 gt 9 B imi o 5 2 amp o m B8 N13 l fia cap Ez p 8 2 o Ban uad af agf as lt 5 zs 120813 LCb TV Roe Mons dant chus 5 aos elo gt e 8 9 2 Bii 2 89 Sm ge oe Zo MODEL_OPT_4 Pours H13 o o 5 B10 Pl Z om So pop a RA ro 5 B S g P 5 ER B11 P2 EMMC_CLK_BALL
53. 1 Immediately before handling any semiconductor component or semiconductor equipped assembly drain off any electrostatic charge on your body by touching a known earth ground 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
54. 17 To improve audible noise C1103 2200pF gt 47pF ADD step up dc dc converter and wafer C1105 47 gt e 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 rights reserved Only for training and service purposes SECRET LGElectronics LG ELECTRONICS For POLA ROW LPB Model For Others Cinema LPB EDGE POLA PSU 20120726 KH JUNG 12V 5V 412V 5V NORMAL A 12401 BLM18SG121TN1D POWER ON OFF1 POWER ON OFF2 1 POWER ON OFF2 2 POWER 2 3 POWER ON OFF2 4 HDMI LEAKAGE Workaround in 2 3 NORMAL 3 3 NORMAL 3 3K gt threshold voltage up 3 Eu yq 34 5M 1 3 3V_NORMAL 2 WLED ENABLE R8808 88801 ST 3 3K 10K A R8811 FB DV2 B 10K R8889 08800 LE T3904 NXP INV 08811 8809 MMBT3904 NXP 10K pale OPT Default with HDMI LEAKAGE OPT R2454 0 1 16W 20120813 LCD TV 5 PANEL VCC A R2453 10K VDD3V3_HDMI Dv2 hd Ur a NT
55. 2012 10 16 LCD TV TERMINAL ee SIL HPD CBUS gt COMPl Y 1 0Vpp COR s T SPRING DV2 1608 sizs For EMI 5 HD 1 x Of RATI 127 gt COMP1 Pb 2 C3803 CORE X EE HN 0 1uF Zo iur gt e B 1_ PD ANR C388 394 e gt 5 6B C384 E_SPRING 2 RE 2 5252 10pF 1 2V_MHL R3384 5 50V 50v 19 md X 1K 2 2V 20401 3 _ 98 a G_SPRIN 5 6B gt COMP1_COM_soc 1 AVDD12 5 2 1 16W iB 2 gt 2 1608 sizs For 83356 CK _HDMI4_MHL 0 R373 5 10K 1_ e e 1 Pb SOC 3 gt CK _HDMI4_MHL d a DEBUG FOR INTERNAL 20402 4 SHIELD SI 5 6B C386 c391 SIL RESET gt D0 HDMI4 alo 12V ma 27 Ir R354 379 PWR5V DET MED FT eus 50V 50V 75 10pF z 3314 MEL DET 5 13304 gt lt 4 R3370 OPT OPT 18 50v BEE 0 01uF E m 13303 1K I 6 SIL1292CNUC gt p1 PMBPJ177 5 DSDA dde MEN 5V_MHL DDC SDA MHL 7 C gt D1 _HDMI4_MHL gt DSCL MEN le EFs AV NORMAL 1608 sizs For EMI a _ C 8 gt D2 _HDMI4_MHL R334 100 DDC SDA MHL 00 R372 1 CBUS HPD DV2 COMP 1 Pr 9 gt COMP1_Pr_soc SIL HPD CBUSq 9 gt D2 _HDMI4_MHL 100 zz aeta VDD5 I HPD IN
56. 2UC Bey MET Option LNB BONS Input trace widths should be sized to conduct at least 4 2 AUX1UC bre 5 ae veh ae JAPAN Ouput trace widths should be sized to conduct at least 2A SMARTCARD_PWR_SEL SD_EMMC_DATA 1 5 37 JAPAN BOAAA 22 RESO AMZ gt SMARTCARD_DATA SD_EMMC_CLK a 254959295 m m 7 PGND XTAL2 JAPAN 40444 uo 5V_NORMAL RESO AAA Z2 9 SMARTCARD CLK SD EMMC DATA 0 JAPAN ie JAPAN AX 12V E RG30AAAZZ e SMARTCARD DET SD DATA 3 16300 BLM18PG121SN1D OFF JAPAN OVV e SMARTCARD RST SD EMMC DATA 2 D6904 1 6301 C6303 Max 1 3A 6300 TE D AGE JAPAN 0 10 10v 16V 8631 e gt SMARTCARD VCC SD EMMC CMD 16v JAPAN L6301 iq BLM18PG121SN1D pen gt 2 2 JAPAN JAPAN JAPAN P 40 esso ft 55202 2 LNB SMAB34 EE 0 1uF 0 1uF 0 1uF 2 MER 6909 16 16V 16V 2 nod 10uF B CAS SLOT 6905 6906 25 CMDVCC 5 10uF 10uF 4 LNB H P6300 507 25V 25 25V E LNB LNB LNB INB X PORXBO 10057542 1311FLF B CAS Slot E close to Boost pin 1 E A_GND E 5 close to VIN pin 15 Caution need amp selated GND a 9 m R6904 6910 0 0 192 5 50 Place CLK C3 far from 2 7 4 and LNB D6901 MBR2
57. 30LSFT1G THERMAL RESERVED 1 LNB OUT 21 D6903 LNB SMAB34 IC6900 R6903 doy 39K 18pF 33pF LNB LNB D6903 1 US 0 1uF 212 lt a 4 40V R6313 75 Close to Tuner 75 ohm in I O is for short circuit Protection E 2 Surge protectioin o RESERVED e 2 A a T3 3V NORMAAPAN o lt R6314 e le B 206300 206301 2 7 AT DV lt lt n Ts n E ES Sou Ho LNB TX gt N 12 scn4 12 SDA4 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 MODEL DATE ELECTRONICS BLICK SHEET LGElectronics Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes
58. 37_ URL TDS W A651F Taiwan 2Tuner GND seperation for CHINA tuner 3 is R1 TDS W K651F Colombia DVB T2 2Tuner GND seperation for ASIA tuner 86429 UT TUE TRU 10K 16403 i T cm e 1 BLM18PG121SN1D lt lt lt lt D a gt TR cessa Used 6433 R6401 ADJ GND 1 C6531 10uF 2 5 4 a iou 5V_NORMAL DER 6429 GEO 0 1uF 107 verti Z 8 5 E i 155 007 O x gt EAN61387601 C6449 Leens L I J H 5 Ax SN ate Ts T Rech Sa So Ee ol al a pela 1 a e zo og2og og og SleS 46 AS Close to the tuner DEMOD3 TS ERROR SS eRe 156 1 Zoe Soh IAS 262865 Ea Sem LSeesespxsp F oes Ker eee 42242242 g Ta HS D D D 2 5 MS Vout 0 6 1 R1 R2 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 LG ELECTRONICS BLOCK GHEET LGElec
59. 4 47 62472 d Lov 10V 16V 10uF 10uF 10uF 10uF 167 50 2456 C2450 10v 10v 10v 10v 50V 1710w l 68K A 0 01uF o 507 ine 2 20120913 IcgLIM L ecc A 545 R2432 C2450 1 16W 330 5 T R1 5100p 8 50v J 20 1 16W 5 50v R2 dX e 19 gt 12 Real Output 12 3V 12V Vout 0 827 1 R1I R2 1 521V 102408 12V NB634EL EP 12412 1556 20121010 CJLIM IN AGND 3225 3216 1 14 A E 3 3V_NORMAL SW 1 GND_2 ZEE 2 13 2481 2482 C2483 c2484 2486 267188 E 47uF 10uF ZZi0ur 10uF 50V 2 1 23v 257 25V 3 NORMAL 12 2 2480 R2470 O iuF 0 12409 Placed on SMD TOP SW 3 vcc 50 44 11 5 5 NORMAL BLM18PG121SN1D PT L2410 R2463 3 431 3 1 2405 2uH sua E 2 5 10 16V 16 16 2479 E im 16v NR8040T2RON O 1uF R2460 R2464 luF N 50 10 BST PG 100K 62437 243 2439 2442 2444 2445 6 9 os i0uF l uF 1 O0uF OuF i00pF nos 2 10V 10V 10V 10V 50V R1 ILL es R2461 R2467 DV2 io EN SUNC 4 FB 82K 12K 1 d 5 x RL BUFFER gt l d Ne T 2485 o 82466 2469 L 82012 50 R2414 md ED R2462 0 POWER ON OFF2 2 4 7 and R2459 NE
60. 4L 2 MI FET 5 SW EMMC DATA 0 BIS x 93001 1 825 GND 2 9 m cs SI1012CR T1 GE3 gt g EMMC 9 HDMI_CEC_FET_VISHAY 4 i EMMC DATAI 2 e AS 10 e gt DEBUG e 3 B2 11 Rehdy For T aN c3004 8 Se 5 12 amp commercial 0 12 85 5 MICOM RESET TXSOBVOST as 1 3642 419 13 EMMC_DATA 5 4 GIS x 3 161 EMMC SERIAL 22 5 14 5 i 9 EMMC_DATA 7 22 B6 D1 zT x HET o 1 16W DATS a 53 M6 D4 52 rhe ex E pst gt sT DET CAM olo z ST ud M5 D12 20121015 LCD TV 13 x A xK ECHTE E TES ST 014 3 5V ST HN sr 1 ow o NIN al MICOM RESET 33OHM 2 2 ay al at lt RE R A 3 es E3 GP4 High MID Power SEQUENCE 5 553021 EMMC SERIAL 22 E8 E13 ud EMMC CLK E EIS POWER ON OFF PT cx o E10 F1 12101 10 2 Zone P60 SCLAO P140 PCLBUZO INTP6 EMMC_RST 1 I2C gt RL ON G3 F3 510 12 v 61 5 0 gt POO TIOO TXD1 E 2 5 MICOM gt SCART MUTE eo SCART_MUTE P62 4 PO1 TO00 RXD1 For Japan LNB INIT 107 us E MODEL1_OPT_6
61. 75398 15 OUT 1 2 TP331 uA EI 15398 TS 121 TP332 m 531 MT5398 75 OUT 3 m D lE car WOL SET aso RN 1uF MT5398_TS_OUT 4 i MMBT3904 TP334 1 5V_DDR 5398 TS OUT 5 E TP335 a 9 71 5398 75 OUT 6 1 5V BDR 20120813 CJ LIM OPT 1 2 CORE 1 2 AVDD a 1P336 1 5V v 18 LCD TV C541 1 2 CORE CI 01 TP337 DECAP_HIDDEN_1 5V APPLY 1504 1P338 r d 16V BLM18PG121SN1D CI_DATA 1 CI_DATA 2 T TP340 C509 Lcs 2535 518 2012 10 15 EDIT 3 0 1uF 0 1uF 10uF 0 1uF T0 1uF 10uF CI DATA 4 TRIAT TP342 CI DATA S TP343 CI_DATA 6 TP344 CI_DATA 7 TP345 MT5398_TS_IN 0 TP346 5398 TS IN 1 TP347 5398 TS IN 2 TP348 MT5398_TS_IN 3 DDR_512M_SS TP S49 DDR 512M SS MT5398 TS IN 4 1P350 2295 1C703 5398 TS IN 5 BESO MT5398_TS_IN 6 5 LGE2122 A2_M13 1 5V_DDR M 18 TP352 A2_M13 1 5 K4B4G1646B HCKO quot ou MT5398 TS IN 7 Men Ja V DDR ARA 0 14 1 5V DDR 41 5V DDR EAS SC SOC DO 9 v A RVREF1 ARA 0 14 R1 D12 A R706 ee M8 N3 0 0 4 01 602 15995 105 az 1 ARDOMO gt ARDOMO 1K 1 29 VREFCA A_RVREF2 6735 CI CD1 1P356 E RVREF A 1 LGE2122 A2 M13 zs PPRV
62. 9 LED PWMO LED PWMO den Qv Ex C nm oue A piss Delete needless port Ar vr 22 AAT zi ais For PCB Pattern 9 8 HIGH LOW EPI LOCK6 ape 21050 5 x gt a x Add PC AUDIO DET WRITE C ace 221051 N m us Tu E _ _0 Country TW TW Non TW 5V Tolerance 1 2K R351 1 2K R369 gt gt MODEL 0 a x MODEL_OPT_3 de GPIO52 RUT For PCB Pattern m D gt HP ROUT MAIN 5 MODEL OPT 1 FRC FRC 120Hz No FRC 60Hz MODET DETT ape 221953 OPCTRLI1 Fane gt OPCTRL_11_SCL gt HP LOUT MAIN MODEL_OPT_1 MODEL OPT 5 ace 21054 OPCTRL10 i i OPCTRL 10 SDA IN gt C377 50v C383 2 C395 5 7 gt MODEL oPT 2 MODEL 2 Panel FHD HD num MODEL OPT 6 GPIOS5 OPCTRLO is COMP1_DET sc_L_IN_soc 2 4 IC105 nuc DT rd E AG19 Ts 5 5 e u MODEL 3 Country_AJJA Non AJJA R169 10K AJ23 OPCTRL8 i117 SE LGE2122 A2 M13 MODEL P ADINO_SRV OPCTRL7 OPCTRL7 s2 MODEL_OPT_4 Module v13 v12 i R170 10K AH23 AE19 gt SCART Rout SOC T T 4 M x rx 15 S2 RESET MODEL_OPT_4 ADINI_SRV oPCTRL6 19 HP DET Ester coves 506 S WODERVOPAS MODEL OPT 5 DDR DDR 1 256 DDR 1 56 USB CTL3 Tn 5092 52 oPcTRLS 1 5 DET A132 E mS 20120813 LCD TV MODEL 0 ADINS_sRV
63. AL Market 36Countries 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 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 EU TELSAT W3A EUROBIRD 9 EUTELSAT W2A HOTBIRD 6 8 9 EUTELSAT SESAT ASTRA 1L H M KR ASTRA 3 3B BADR 4 6 ASTRA 2D EUROBIRD 3 EUTELSAT W7 HELLASSAT 2 EXPRESS AM1 TURKSAT 27 3 INTERSAT10 Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes DVB S Satellite 2 Broadcasting system SECAM LIL DK BG 1 2 3 4 5 6 7 8 gt DVB S S2 symbolrate DVB S2 8PSK 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 UIT Ier ei DT HDMI1 HDMI2 USB1 USB2 USB3 HDMI Input 2EA Support HDMI PC mode HDMI1 2 INPUT LABEL ES HDMI2 DTV HDMI1 MHL HDMI2 ARC mn Audio Input 3EA PC Audio Component AV2 1 USB o For SVC d
64. Bl E C717 C719 C750 C723 C725 C727 C706 ns E20 BRDO 8 15 0 1uF 0 1uF 0 1uF 0 1uF 0 1uF 0 1uF oe ur F20 DDRV_26 B9 D7 BRDO 8 10V DDRV 27 3 d D1 c3 BRDQ 9 RT DDRV 28 D8 10 DRE 52 c E PPRV_30 E8 7 BRDQ 12 PPRV 31 F9 A2 BRD 13 T7 DDRV 32 Gi B8 14 _33 G9 A3 BRDQ 15 DDRV_34 THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION SECRET i THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC Gectronics FLELTRONILS LUEK HEET Copyright O 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes FAX O0 90520 Renesas MICOM
65. C 27 23 0 014 371 51 2361 como z AK27 AL23 0 15 372 51 362 For PCB Pattern AH33 030 L DIMO_SCLK PBOP 1124 0 0152 C373 51 R363 AVDD33_HDMI HDMI_3_RX_0 _ 4 01u 3 1 3 RA zz SS 031 L DIMO MOSI PROP 1 COM SOC C304 307 HDMI SCRX UB 32 ATE N27 AN23 0 01uFf C374 51 R364 04 3 Tum E 05 YOP 5 0 1uF 0 1uF HDMI 3 RX 1 3 lt D1 _HDMI4_MHL EPI LOCK6 N26 AK23 1500 C375 COMP 1_Pb_SOC E 1 5 soy s HDMI RX 1B D1 _HDMI4_MHL L DIMO_VS oro COMP1_Pr_soc IL T30 HDMI_3_RX_2 D2 _HDMI4_MHL GCLK SOC 5824 GOP TREES lt COMP1_Y_soc AE27 3 RX T31 For PCB Pattern VDACX OUT LC cu v AVSS33 HDMI RX 1 3 2B lt 2 MHL CLK SOC AJ24 10 8350 2 T25 VDACY OUT gt DTV MNT V OUT SOC AVSS33 HDMI 2 HDMI 3 RX C VT CK _HDMI4_MHL GST_SOC SC_CVBS_IN_SOC 5 VDD3V3 BE AVSS33_HDMI_RX_3 HDMI 3 CB CK _HDMI4_MHL EO SOC AK26 AN25 ape AVSS33_HDMI_RX_4 55 SREDTINPDATIE amas AVDD33 VIDEO 53 4 3 047u 5 4 2 22 R340 100 C3594 10 04702 26 2 852 4 047u PMIC_RESET TU_CVBS CVBS1P AK25 AN18 CVBSOP AVDD12_RGB 361 luF AJ26 1 2V_MTK_AVDD lf CVBS_COM the SOC VDD3V3 19 d 1 AVDD33_CVBS AVSS33_VDAC_BG C382 AVSS12 RGB 0 iuF c l azzo L AVSS33_VDAC AVSS33_CVBS_1 AB22 AVSS33_CVBS_2 OP
66. F THE SCHEMETIC SECRET 6 ELECTRONICS BLOCK s SHEET LGElectronics Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only
67. IFI 100 EEPROM SDA ew 7 3 NORMAL 14302 OPT 120 oh e BLM18PG121SN1D T C4319 4321 C4339 WIFI 3 3 3V NORMAL 0 1uF 4320 POS P4300 1 0 102 10uF i 2 16v 12 544w L 10 10 ORL WIFI WIFI WIFI 3 5V ST A R3611 SPDIF_OUT For EMI DV2 2 7K JK3602 L J 2 11 1 52 4 pr lt lt ient 330 83023 R3610 MPZ20129300A 33 1507 rh SPDIF OUT HIS 5 o DM 2 3 3 5V ST v S 3 x ACM2012 900H 2P y Ba WIFI DP a gt R3024 1 1506 4 ML 1508 3 5V ST MPZ2012S300A ES OPT IR a WOL ETH_POWER_ON lt 22 S R4305 sm WIFI oq 5 1 1 1 l l IFI gt gt WOL WIFI POWER ON lt 5 l 55 gt 5 2 5 22 2500 DM 5 E gt Do ES x 2 R4300 D501 Heke 425 1 5 P4300 1 T 729 1 28 T 0 gt D x gt jer S Ld bd e m od 7 65029601 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 O
68. LIS BUS R307 1K Sian 5 0 1uF BP TP304 5VBUS HDMI 3 PWR5V HDMI 1 C lt _ 3_ AVSS33 USB AVSS33 AN28 AN20 AE31 AVDD12 DEMOD COM TP382 1 RX CB CK _HDMI3_JACK AK19 AD29 06 TP383 aa27 HDMI_O_HPD iun P Ex AL28 AG22 7 S N Q T US KR TW U S N Q T US KRXTW 5533 DEMOD VGA SDA TP301 HDMI 3 JACK HDMI 1 HPD HDMI 2 RX 0 lt 0 1 5 v 127 x AH22 AA29 Y31 R332 10K R342 10 5512 DEMOD VGA_SCL TP302 HDMI_HPD_1_soc lt 725 HDMI 2 HPD 2 0B 37 D0 1 SOC IF AGC T E EA EAS dE C355 HDMI 4 MHL D1 _HDMI1_soc Close to Tuner 1 2 HPD_4_ c HDMI 3 HPD 2 Rx 1 33 ties Ie HDMI 2 1B D1 _HDMI1_soc 2 5 22 T AA33 arate 830 SC AVDD12 HDMI 0 2 2 lt 2 1 SOC S N Q T US KR TW L26 AL22 20120813 CJ LIM 2 w31 0 es PRIP SC_R_SOC H C303 C306 AVDD12_HDMI_1_RX HDMI_2_RX_2B D2 _HDMI1_soc M28 AM21 LCD TV luF gt 0 1uF P33 x E Ei AA30 8 5 TP300 1 SC SOC AVDD12 HDMI 2 2 1 SOC S7 BN 2012 19 18 VDD3V3 HDMI P32 2 2 AASI CET 1 20120813 Delet dless port 5091 SC SOC cs AVDD12 HDMI 3 RX HDMI 2 CB lt 1 SO
69. NC_6 151 5 FE DEMOD3 AAN 5 gt _ 2_ _5 41 41 J JP DEMOD1 TS DATA 3 gt FE DEMOD1 TS DATA 3 50 RF SWITCH CTL TU gt RESET T2 151 VALID R6406 0 N gt FE DEMOD2 5 VAL 42 42 FE DEMOD3 TS SYNC 51 PIN2 gt TU J JP 4 SCE S 51 MCLK FE DEMOD1 TS DATA 4 e FE DEMOD1 TS DATA 4 USE Two serial TS Port for Japan MTK 52 12 SCL6 TU gt FE DEMOD2 TS CLK 43 43 R6407 0 FE DEMOD3 75 DATA TU J JP A2 Ball Name Function 53 I2C SDA6 TU gt FE DEMOD2 TS DATA 44 44 TS DATA 2 C gt FE DEMOD1 TS DATA 2 3 3V S TUNER 52 ERROR m DEMOD3 TS VAL E 54 3 TU gt FE DEMOD3 TS ERROR 45 45 TU TU J JP DEMOD TSCLK Ext TS CLK NC 7 TS2 SYNC e E DEMOD1 TS gt DEMOD1 TS 55 TUNER SIF TU gt C_D FE DEMOD3 TS SYNC 46 46 SESS DEMOD TSSYNC Ext TS Sync NC 8 TS2 VALID DEMOD2 TS 54 ne TU J JP 56 TU 1 TU gt gt FE DEMOD3 TS VAL 47 47 FE_DEMOD1_TS_SYNC FE DEMOD1 TS SYNC TOES LNA 1 TS2 MCLK R6410 0 DEMOD TSDATAO Ext Ts DO 57 LNA Ctrll gt FE TS CLK 48 48 EEDEMODALIS SYNG TU S JP LNA CTRL 2 TS2 DATA DEMOD1 TS DATA 0 9 DEMOD1 TS DATA 0 ES 58 FE LNA Ctrl2 gt gt FE DEMOD3 TS DATA 49 49 R6411 0 DEMOD
70. OT gt soc gt 727 521037 SD_D3 vs _ _2 m gt TXAON MT5398 TS IN 4 5 0 SMARTCARD CLK SD EMMC DATA va hg a 038 SD CMD aoe MARTCARD_CLK SD_EMMC_DATA 0 AVSS33 3 5398 5 IN g 5 SMARTCARD PWR SEL SD EMMC DATA 045 RST is dedicated to reset TS INIS ca 521939 SD CLK SMARTCARD_PWR_SEL SD_EMMC_DATA 1 _ _ E 2 t1 EMMC for improving Al s leakage current MT5398 TS IN 6 cas 821040 SMARTCARD RST SD EMMC DATA 2 SMARTCARD_RST SD_EMMC_DATA 2 um d 20120813 LCD TV 398 78 IN 7 222 41 SMARTCARD_DET SD_EMMC_DATA 3 SMARTCARD_DET SD_EMMC_DATA 3 R343 AM2 B28 2 22 3 3V NORMAL Mo e Op 1 O n USB_OCD2 lt GPIO42 gt SMARTCARD_VCC SD_EMMC_CMD SMARTCARD_VCC SD_EMMC_CMD 24K AL3 K28 B D A USB_OCD1 C GPI043 gt sMARTCARD_DATA SD_EMMC_CLK gt SMARTCARD_DATA SD_EMMC_CLK Bus USB_OCD3 lt BA AK3 D21 2 DV2 5 EMMC RST C 951945 3 5 USB CTL1 LT 62 046 T E E D x 5 SIL RESET ie eee ARS 2 5 J F24 d AF15 Ros Ou Zouk mow asx In ol PC AUDIO gt 127 GPIO48 LED_PWM1 LED_PWM1 J Eu Non har aec jm ces 20120813 EIE R167 22 ABS 15 or IS D DS Fun 20120914 CJLIM ERROR OUT GPIO4
71. R4501NT1G 02408 C2453 o0 1uF 16V PANEL POWER C2433 2 0 192 C243 aT Ts PANEL CTL 20121101 CJLIM 02407 AO3407A 1450mA gt _ 2012072 02406 MMBT3904 NXP 20120816 CJ LCD T PANEL DISCHARGE gt KH JUNG CI POW ENABLE 5V NORMAL CONTROL PCM 5V R6217 R6218 10K er IC6200 AP2151WG 7 2012 10 16 LCD TV 5 ON 6210 DV2 TE R6219 25V e Power DET 20120813 KH JUNG R2410 APPLY gt R2413 gt APPLY IC2402 APX803D29 POWER DET IC2401 APX803D29 Use DET 12V and P DET 3 5V gt Use DET 12V 3 5V ST MMBT3906 NXP 08802 gt not to RESET at 8kV 24V gt 3 48V 12 gt 3 58 ST 3 5 gt 3 5 RL ON BUFFER R882 10K RL_ON gt ED driver HEET 9 27 LGE Internal Use Only EAX65085 301 PLACE AT JACK SIDE R610 51K soc 1 16W is EU R613 10K EU READY READY FOR FILTER EMI EU R600 gt R734 R615 1 00w TUE DTV MNT V OUT SOC C600 5 cei DTV MNT V OUT 5 1 2 100pF EU
72. T 0 R732 AV1 CVBS SOC gt comp 1 Y 50 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 A THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC GElectronics ELELTRONILS HEET Copyright O 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes EAX65085301 AVDD 33SB IC500 2121 3 3 5V ST WAKE A CI ADDR 0 14
73. TSVAL Ext Ts VAL TU W TU J JP 56800 C6601 B1 A1 FE DEMOD1 TS VAL gt FE DEMOD1 TS VAL 1 R6412 0 s Pay DEMODA GIS VALE D NN DEMOD_TSDATA1 EXT2 Ts CLK TU J JP 3 U lt U DEMOD_TSDATA3 EXT2 TS Sync 2 SHIELD E Jl DEMOD_TSDATA4 EXT2_TS_DO H DEMOD_TSDATA2 EXT2_TS_Val OS tet ee EXACT TII Sr er EI Global F E Option Name 20120918 CJLIM lt lt lt lt lt lt lt lt lt 1 TU ADD JIGPOINT GND FOR JIG 2 Tuner Name TDS S TDS Q 3 Country T T2 S2 KR US BR E C 2 1 7 Example of Option ESSE 15 TU Q T2 apply TDSQ type tuner and T2 country 2 2 TU M W apply TDSM amp TDSW Type Tuner 55 5 dde TU PIN2 1 Dv2 T 2 7 U RESET Tuum gt 1 13 Tuner Type for Global lar TDS S G501D Half NIM Horizontal TDS Q G501D T C S2 Combo Horizontal type 3 3V IC6401 CHB Max mA TDS Q G601D T2 C S2 Combo Horizontal AP2132MP 2 5TRG1 EP else Max mA TDS Q G651D T2 C S2 Combo Vertical Type gt BAUM TDS M C601D China NIM with Isolater Type se 20K R2 5 3 3V TU TDS W J551F Japan Dual NIM e a 0 1uF 1 TDS W B651F Brazil 2Tuner Soe IC6403 rue LC I 5 TE 55 mE 3
74. V Set by select Mute key on the Adjustment remote control 4 4 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 K 2 When 3D OSD appear automatically then select OK key 3 Don t wear a 3D Glasses check the picture like below O K LGE Internal Use Only 4 5 HDMI ARC Function Inspection 1 Test equipment Optic Receiver Speaker MSHG 600 SW 1220 1 HDMI Cable for 1 4 version 2 Test method 1 Insert the HDMI Cable to the HDMI ARC port from the master equipment HDMI1 r license under U S Patent Nos 80 6 487 535 amp other U S and ssued amp pending t DTS and the Symbol together are tks amp DTS 2 0 Digital Out Is AW2IN NENT IN AUDIO L R RGB IN PC E DIGITAL AUDIO OUT HDMI IN 2 Check the sound from the TV Set 3 Check the Sound from the Speaker or using AV amp Optic TEST program It s connected to MSHG 600 Flow Line Remark Inspect in Power Only Mode and check SW version in a master equipment Cell Line Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes 13 4 6 Wi Fi Test Step 1 Turn on TV Step 2 Select Network Connection option in Network Menu Step 3 Select Start Connection button in Network Connection Bii ork C
75. _20 Dvss_43 715 ala BRCLKO ARDOM2 gt Q 25 VERGO ay SCART_Rout_SOC TP374 114 21 Dvss 44 ARCLKO C ARCLKO ARDOS2 C ARDOS2 ARCS ARCSX Kl Lout SOC TP375 Y 22 Fl K1 ARODT 11s _22 pvss 45 Fi E ARDOS2 1 ARDQ 16 23 m m ARODT Js _23 46 ARODT C ENS ARDO16 gt lt ARRAS ARRAS K3 PCM_5V_CTL TP377 11s _24 pvss 47 715 ARRAS Gi ARDO17 ERDOTIST ARCAS ARCAS pe SC DET TP378 119 _25 Dvss 48 ARCAS GS ARDO18 ii ERDOTIOI ARWE ARWE rom 26 DVSS 49 ARCS C ARDQ19 a XRDOTZ0 J1 u 29 2 5 ui _27 pvss_50 lt 20 ERDOT2TI z ARREST ARREST MH PM DRE 28 DVSS 51 ARDQ21 vil 17 616 921 ARDOT22 m wii 29 Dvss_52 ARREST C ARRESET 2 ARDOT23 gs W 2 y _ 0 pvss_53 m ARDQ23 lt ARDQS2 Us _ 1 DVSS 54 NUS Re 53 ARDQSO ARDQS2 6 VCCK_32 DVSS_55 ARBA1 C 1 ARDQM3 gt ARDOM3 11 14 G18 4 A9 c7 VCCK_33 DVSS_56 ARBA2 C ARBA2 ARDQS3 gt ARDQS3 C anposi ARDQS3 5 11 zla Les ARDQ 24 31 B3 B7 j ARDQS3 825 _3 DVSS 57 ers ARDQS at BOOS B2 4 ET ARDQS1 Tin 35 Dvss_58 ARCSX lt ARDO24 7
76. ection TXA3N 4 7K OPT Low Normal Operation 17 E c20 TXA3P High Write Protection R155 R157 R162 R163 189 AVDD10 LDO FSRC WR 2012 10 16 LCD TV 1K Six 1K 1K R135 33 TUF AL14 2 gt I2C SCL5 10v STB SCL sTB_SCL Q100 3 3V NORMAL e gt LED PWMO BNDE BRIS 200 PMV48XP AVDD10 ELDO STB SDA STB_SDA 1N4148W R196 4 R134 33 gt LED_PWM1 x C112 240 a I2C_SDAS 4 7uF 14 R193 4 7K E 4 e gt OPCTRL3 POR BND x 1007 oPCTRL 7 NVRAM_ATMEL ise G R15 4 R154 R160 1K 1K oprSix 861 o 5 E 4 2 5 RURI 2 PANEL VCC 2012 10 16 LCD TV 2012 04 13 STRAPPING LED PWMO LED OPCTRL3 OPCTRL7 1K 10W 4 7K 10W 3 3 NORMAL 1 ICE mode 27M serial boot 1 0 0 0 M24C16 R 9 ICE mode 27M ROM to boot 1 0 0 1 T 5405 5 nad 100uF Ecap 203 Eo NC 0 1uf 10uF 1000pH E De ICE mode 27M ROM to 60bit Nand boot 1 0 1 0 105 Deletrom SOS PS 431 LGE2122 A2 M13 10185 a 351 i i NI Q R1250 A 1k ICE mode 27M ROM to eMMC boot from 1 0 1 1 CI ADDR 0 14 LGE2122 A2 M13 R1260PT22 EMMC pins share pins w s NAND CI ADDR 0 14 C rm 12 2012 04 13 R1270PT22 ICE mode 27M ROM to eMMC 1 1 0 0 0 5539
77. er peas pos pos pac Joao o3 25 10 JF 05 14 02 12 120 21 3 5 2 method of key value RS232 x 22 15 01 29 3D 06 15 07 50 09 57 07 67 03 ac 1 Into the main ass y mode RS232 00 00 paz m m m m m mn 00 40 84 63 00 00 M 1D 00 BC 5 00 29 B8 CMD 1 CMD 2 Data 0 Oxoa 28 55 40 40 84 63 OO 00 loa DO 20 EO 2D 10 10 3E 9 00 40 84 63 00 10 18 02 80 18 71 6 7 oo oO 00 59 00 00 00 00 2 Check the mothed of Cl key by command RS232 ci 00 20 Data 0 4 1 2 HDMI2 128B 256 Summary e per ees pear pes pear pes ooo FF FF FF FF FF FF 00 6D o 7 01 03 0 0 EE 39 54 am 42 50 E 4 45 71 Jo m 0 5 3 4 70 fae 0 0 0 64 4 4 4 2 30 __ 1 2 0 3 Result value 101 1d1852d21c1ed5dcx Key Value 88 36 00 40 84 63 00 00 18 00 00 00 00 53 10 00 20 20 20 20 20 20 00 00 00 FC 3 6 WIFI MAC ADDRESS CHECK 20 2 2 20 0 20 0 1 Using RS232 Command espe Jes quar qes pr qe pes Jess pon 12 H freq kHz V freq Hz 2 5 4 3D 06 0 8 7 50 9 57 Q0
78. ern and let it overlap the previously scraped end of the good copper pattern Solder the overlapped area and clip off any excess jumper wire At Other Connections Use the following technique to repair the defective copper pattern at connections other than IC Pins This technique involves the installation of a jumper wire on the component side of the circuit board 1 Remove the defective copper pattern with a sharp 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 This specification is applied to the LED TV used LD33P de due 2152 chassis Standard Voltage of each products is marked by models NetCast4 0 MTK Model List apply this Product Specification 4 Specification and performance of each par
79. ess IN STOP key of the Adjustment remote control and check that the unit goes to Stand by mode 4 11 GND and Internal Pressure check 4 11 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 NG Buzzer will sound to inform the operator If OK changeover to check automatically Remove CORD A V form AV JACK BOX Perform test Buzzer will sound to inform the operator f OK Good lamp will lit up and the stopper will allow the pallet to move on to next process 4 11 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 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes 14 5 Audio Audio practical max Output L R Distortion 106 8 10 10 8 Vrms s 12 w caos AVL Off Clear Voice Off max Output 2 Speaker 80 Impedance Measurement condition 1 RF input Mono 1 KHz
80. fe T North Latin America http aic lgservice com Europe Africa http eic lgservice com Asia Oceania http biz lgservice com Life s Good LED CHASSIS LD33P MODEL 26LN46 26LN46 z CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL 4 m P NO MFL67782201 1304 Printed in Korea 5 CONTENTS 2 BARELY PRECAUTIONS 3 SERVICING PREGCAUTIONO 4 SPECIFICATION mu 6 ADJUSTMENT INSTRUC TION 9 TROUBLE SHOOTING GUIDE 525 RE 15 BLOCK DIA GIA UI ai 18 EXPLODED 19 SCHEMATIC CIRCUIT DIAGRAM 222 1 1 Copyright O 2013 LG Electronics Inc All rights reserved 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
81. gt POWER ON OFF2 4 eMMC serial 100 ohm option opt K6 61 50 7 G V P63 130 2 PANEL CJ e T C 3 Q Q Q gt POWER 1 AR8100 1 AR8101 1 AR8102 1 ES EE POWER ON OFF2 2 P31 TIO3 TOO3 INTP4 5 P20 ANIO AVRE SUL TOW A n EON e WOL WIFI_POWER_ON lt 5 5 5 P10 0 614 oe ae R3025 100 P75 KR5 INTP9 SCKO1 SCLO1 6 R5F100GEAFB P21 ANI1 AVRE d d 3 s 1 d 1 A 5 3 POWER ON OFF2 3 20220813 p74 KRA4 INTP8 SI01 SDAO1 7 P22 ANI2 H HDMI_CEC MICOM LEAD Au MODEL1_OPT_1 d G io 0 ne P73 KR3 SO01 8 P23 ANI3 E E S50 1ur VY POWER_ON OFF2_2 7 MODEL1_OPT_4 fa 16v c6 gt H14 3 3V 1 POWER ON OFF2 4 P72 KR2 SO21 24 4 PSVABMMO A cae gt POWER_ON OFF2_3 C MODEL1_OPT_O Pa 3 3 P71 KR1 SI21 SDA21 25 5 2 EEPROM_SDA e gt SIDE MUTE LI LI LI U LI e P5 212 E D S a a SOBUBSSET P70 KRO SCK21 SCL21 P26 ANI6 S Rd 8 2 d 3 105 Eo EEPROM_SCL J14 lt MODELI1 3 a a a a a 1 2 2 2uF RESET BALL 16V 10V 6 1 P30 INTP3 RTCIHZ SCK11 SCL11 P27 ANI7 S i 2 PWR ON MODEL1 2 5 2 FS H K2 PWR 5 M E E T K9 K12 V gt E e
82. l Resistor Removal Replacement 1 Clip each fuse or resistor lead at top of the circuit board hollow stake 2 Securely crimp the leads of replacement component around notch at stake top 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 patt
83. ning 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 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 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 ata 0 3 Power Status 4 System 1 0 5 System2 16 System 3 90V Z PT000 B Test Option 9 Spread Spectrum 10 Sync Level 11 Stable Count 12 SDP Server Selection 13 RF Remocon Test 14 Press OK to Save UTT 362 4 Check the m
84. odel name Instart menu Factory name displayed ex 42LA690V ZA 5 Check the Diagnostics DTV country only Buyer model displayed ex 42LA690V ZA 3 5 Cl Key checking method Check the Section 3 1 Check whether the key was downloaded or not at In Start menu Refer to below 2222222 aH gt Check the Download to Cl Key value LGset LGE Internal Use Only 3 5 1 Check the method of Key value 4 Manual Adjustment 1 Check the method on Instart menu ADC adjustment is not needed because of OTP Auto ADC 2 Check the method of RS232C Command adjustment 1 Into the main ass y mode RS232 aa 00 00 4 1 EDID DATA 4 1 1 HDMI1 2 Check the key download for transmitted command 2558 Sume RS232 ci 00 10 po ps par pes es poor ow oes oae Joos oso oae oar FF FF FF 0 o 7 0 9 54 399 0 x 4 45 4 amp 4 QU n o so ST B so a 0 4 3 40 19 0 4 26 3 3 Result value mos fis 5 63 18 FD Normally status for download pA feo Abnormally status for download 0 07 00 4C 4 20 54 56 20 20 20 20 20 20 20 a _ 76 pe par per pss pes
85. onnection Tei 2 i 7 Step 4 If the system finds any AP like blow PIC it is working well Wireless IPTIME hmhm oh Wireless iptime BP Par P Wireless uL GE 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 in 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 LGE Internal Use Only 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 lt key 4 9 Tool Option selection Method Press ADJ key on the Adjustment remote control then select Tool option 4 10 Ship out mode check In stop After final inspection pr
86. ownload JPEG MP3 DivX HD Ethernet Connect 1EA Ethemet Connect EE S M 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 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 Receiving system S DEL 256 1 2 2 5 2 3 3 4 5 6 DVB C Symbolrate 4 0Msymbols s to 7 2Msymbols s Modulation 16QAM 64 QAM 128 QAM and 256 QAM Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 5 Component Video Input Y CR PR mos MDIVS 00 7 s _ 79 o amp 6 HDMI Input 6 1 DTV mode e 200720 4495145 _ ism 09 2597127 2397124 _ 2 _ 6 2 e _ Copyright 2013 LG Electronics Inc All rights reserved 8 Only for training and service purposes LGE Internal Use Only ADJUSTMENT INSTRUCTION 1 Application Range 3 2 LAN Inspection This
87. 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 6 USB S W Download Service only 1 Put the USB Stick to the USB socket 2 Automatically detecting update file in USB Stick If your downloaded program version in USB Stick is Low it didn t work But your downloaded version is High USB data is automatically detecting Download Version High amp Power only mode Set is automatically Download 3 Show the message Copying files from memory TV Software Upgrade Expert Copy the file from the Memory Da not remove the USB from the port Do not unplug 4 Updating is starting TV Software Upgrade TV Software Upgrade COMPLETED puris UPGRADING IEEE 77777777777777777 33 Do not unplug The TV will restart automatically in Iseconds 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 push OK key 3 Punch in the number Each model has their number
88. soc lt HDMI_2_SCL HDMI_0_RX_2 AF13 20120813 LCD TV _ C336 _5 1_ C HDMI 3 SCL HDMI 0 2B AUS USB_DP_P2 PAYLEDL 5 03 E a Tur TU S N Q T US KR TW o 2932 USB 1 USB DM P2 PHYLEDO gt TU RESET2 uM 107 IC105 AC26 TU 8 0 T US Kn TW 3 26 S N Q T US KR TW E anas HDMI_O_SDA HDMI 0 RX CB 0 R382 Behe 5 9 1 08 2x 1 LGE2122 A2 M13 DDC SDA 3 JACK WIFI DP USB DP P3 REXT LE C337 1uF R335 51 ra void ey das Du AVDD_33SB WA s W26 EN 8 EUM EP WIFI DM 20130102 gCD TV R383 vppav3 Wake On Lan 10v S N Q T US KR TW _ DDC_SDA_MHL HDMI_3_SDA 1 gt DO _HDMI3_JACK OPT OPT p VDD3V3 AM27 AK18 2552 1 Ax 1 Dis HDMI3 JACK c398 c399 AVDD33 USB POPIP2 AVDD33_ETH Be MIESCAVDD PA DEMOD AL18 5 SIRE I lu UE TP305 UE 271 HDMI_O_PWRSV HDMI 1 RX 1B 5 01 HDMI3 JACK Tir Ber 5 AVDD33 USB P3 AVSS33_ELDO ae ADCINN DEMOD UT P30 2 Y 0 1 xus s 2 TP303 5V HDMI 3 JACK 4 5555 IR HDMI_1_PWRSV 1 RX 2 2 HDMI3 JACK 0 1 S N Q US KR TW C364 AN26 395 33 DEMON p AM20 pet 5V HDMI 1 4 ik vag 1 2 5 1 Rx 25 Po 02 HDMI3 JACK I AVSS33 USB AVSS33 IN J C351 0 108 A
89. t 12 3 3 3 Signal Width gt 12mils A1 B3 3 3V 3 3 TU 2 R6506 1 TU CN BR Paga M e Ne UE P CANA 6 1 8 T2 13 Power D Demod TU lt viui d 23V D Demod round Width gt mils B4 1 23V Power_D_Demod_TU 3 RM 199 TU Q W KR BR Tg CO JP 7 14 CN RESET TU CO ANY 16507 AST TU ESET_DEMOD ET 82 RESET 6516 a CN RES T_TU 4 18502 BLM18PG121SN1D HE C6406 r T 0 luF fan SHIELD Did me OV 167 20 Fear TU_N M Q W_KR CN BR JP BR TW CO 9 1 16 DEMOD1 TS ERROR gt FE DEMOD1 TS ERROR So 2 gt FE_DEMOD1_TS_ERROR 2 m 1 FE DEMOD1 TS SYNC gt FE DEMOD1 15 SYNC iz gt DEMOD1 TS SYNC 7 18 DEMOD1 TS VAL DEMOD1 TS VAL 9 200 gt FE DEMOD1 TS VAL 8 Al gt FE DEMOD1 TS CLK 19 FE DEMOD1 TS CLK gt FE DEMOD1 TS CLK 9 Il 5 DO 0 1luF 20 pEMOD1 TS DATA 0 16 FE DEMOD1 TS DATA 0 20 gt DEMOD1 TS DATA 0 7 Di gt FE_ I5 21 FE 1 TS DATA 1 DEMOD1 TS 0 gt 5 21 5 92 FE DEMOD1 TS DATA 1 DATED FE_DEMOD1_TS_DATAI1 FE_DEMOD1_TS_DATA 2 FE_DEMOD1_TS_DATA 2 22 FE DEMODI TS DATA 3 53 23 1 TS DATA 3 gt FE DEMOD1 TS DATA 3 23 DEMOD1 TS DATA 4 D4 24
90. 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 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
91. ting to the areas Small Signal Discrete Transistor Removal Replacement 1 Remove the defective transistor by clipping its leads as close as possible to the component body 2 Bend into a U shape the end of each of three leads remain ing on the circuit board 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 Conventiona
92. to each exposed metallic parts such as antenna terminals phone jacks etc If the exposed metallic part has a return path to the chassis the measured resistance should be between 1 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
93. tronics Copyright 2013 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes LG Life s Good
94. ts are followed 22 eee ug accordance with BOM 5 The receiver must operated for about 20 minutes prior to 26LN460R 7 ZJ 26LN460R 7 ZJ 26LNA460U ZJ 26LN460U ZJ 291 7 2 29LN460R 7 ZJ 291 4600 2 29LN460U ZJ the adjustment 3 Test method 2 Requirement for Test 1 Performance LGE TV test method followed 2 Demanded other specification Each part is tested as below without special appointment Safety IEC 1 Temperature 25 5 C 77 F 9 F CST 40 5 B Ec specification 2 Relative Humidity 65 9o 10 9 m d Wireless Wireless HD Specification Option 4 Model General Specification DTV amp Analog Total 37 countries DTV MPEG2 4 DVB T 30 countries Germany Netherland Switzerland Hungary Austria Slovenia Bulgaria France Spain Italy Belgium Russia Luxemburg Greece Czech Croatia Turkey Moroco land Latvia Estonia Lithuania Poland Portugal Romania Albania Bosnia Serbia Slovakia Beralus DTV 2 4 DVB T2 7 countries UK Sweden Denmark Finland Norway Ukraine Kaza khstan Ireland 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 land Latvia Estonia Lithuania Poland Portugal Romania 1 Market EU P
95. z m ede 5V USB 3 b R3330 R3336 M4 1K 4 7K JP 403 S EU USB 5V MHL p M5_GND JK4300 83331 402 5 03303 pPH 1 KJA UB 0 003 EE LE 03309 MMBT3904 NXP amp EDMICHED S PMV48XP S R3327 p a E 100K N E a o oy DDC_DATA 3 G 02322 gt 03313 83328 100 DDC SDA 3 JACK USB DM3 z 54 SUZHO 9 54 502 0 R3329 100 e 1 Tl e O C gt _5 1_3_ gt R3300 S USB_DP3 lt HDMI_ARCm Lo 1 E 2012 10 17 LCD TV DV2 _ a 5 5 x _ C4310 MHL DET p 1 8 x 5 JK5000 05 BE BMETSSUS THEE HDMI ESD SEM 5000 c5001 101 E 23320 WI 0 1uF 20 010 iov T af P DDC SDA MHL 1 10 _5 _ 16 50V L gt 1 gt CK HDMI3 JACK Ee cum DDC SCi ME gt cK _HDMI3_JACK 4 1 j 1 gt D0 HDMI3 JACK 5 E gt D0 _HDMI3_JACK ToS ee 2012 10 16 LCD TV HDMI_ESD_SEM 20120813 CJ LIM 03321 lt lt ADD USB gt D1 _HDMI3_JACK e snus ae gt D1 _HDMI3_JACK D 5 gt D2 _HDMI3_JACK 4 gt D2 _HDMI3_JACK o EPHY_RDN C3302 an EIS irs 23340 553307 Bows 9xS 167 4 4 4 Ine r cU 1 TACK Close to Main Chip 5 dus 6572 Ex 5
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