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LG 32LM669T User's Manual

1. 1608 sizs For EMI C319 10uF R314 16 PC_L_IN gt PC L IN SOC 0 1608 sizs For R300 R333 3 3 470K 5400 Cole AV1_CVBS_IN 21 gt 1 S60pF 100pF 120 ohm o 50V 50V C344 C348 os 20300 x 5 R330 C340 OPT OPT 27 100pF 75 5 48VTO5 76V 50V 50 1 IER C320 25501 5
2. LNB TX lt ERROR VALID PIN TU6504 TU6500 TUGS OL TU6502 TU6503 LNB OUT ERR L9 T2 C S TDSH T151F 3 3V TU ATV OUT CHB SYNC IC6500 3 3V TU TDSS G151D TDSN G351D TDSO H051F 050 6051 CHB_VAL 74LVC1G08GW a OPT CHB FOV TU eee R6511 CHB_CLK 16508 BR_TW_CN_TUNER CHB_DATA TU_TS_VAL close to TUNER 18 1215 1 C 520 TU RESET tio 0 1uF gt em D TE n ev oe 7 TU_TS_ERR 7 y MTK L9_DVB ATSC NTSC TW_H NIM T2 C_F N CHB_ T C S2 V I CHB tt RF_SWITCH modos dia C6501 C650 R6500 RF_S W_CTL NC 5VSPL s 100FZT0 1u CN TUNER FE TS VAL Liev AM gt ATV_OUT T R6508 n 5 2 RESET 100 L9_T2 C S e e e ap ap e BE MTK L9 DVB ATSC NTSC 6525 R6509 0 TU SL e e I2C ScL6 BR TH CN TUNER BR_TH_CN_TUNER 5 T SU MA 33 26508 51 26506 51 A NOT L9 T2 C S TH SpA SDA pi R6510 688 6516 3 Na ute Vu e ae a LEAD cR E E e 7
3. R7001 100 IC7000 MP5000DQ SND _5 3 5V_ST Too A 470pF U DV DT E 4 T sov FOR COMMERCIAL AUDIO OUT 12V COMMERCIAL OUT R7000 A R7006 OPT COMMER EXT AMP ENABLE FAUL E 3 10K COMMERCIAL 12V_CTL L7000 BLM18PG121SN1D FOR 12V CONTROL FROM MICOM I LIMIT E 2 TR e e gt 12V EXT PWR DET P7000 12507WR 12L one ms 24V 22uF eH A NS 1 25V id L7001 BLM18PG121SN1D 991 TRD MMBT3904 NXP 7005 O luF 50V OT C7002 7 lt UE e 22uF 25V 25V AUDIO L OUT COMMERCIAL AUDIO R OUT COMMERCIAL EXT RESET FOR AMP RESET MAIN SOC EXT AMP MUTE e SPK L OUT COMMERCIAL PATTERN SHOULD BE CONSIDERED MAX 3W e e SPK R OUT COMMERCIAL OPT COMMER EXT AMP COMMER_EXT_AMP_JACK JK7000 KJA PH 0 0177 GND 5 SPK L OUT COMMERCIAL II e C7006 10uF 7000 DETECT 3 rev 9 e SPK R OUT COMMERCIAL II e e 2 S C7007 10uF 7001 iow LY EAG61030001 2x THE N SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS SECR
4. R3035 4 7K OPT e e 12V EXT DET HDMI WAUP HDMI INIT 5 N s FLG DRL Q POD_WAKEUP_N ra a E es RST_DIIVA lt 1 gt RST DIIVAXK J S S 7 a POD WAKEUP N gt 5 m A lt FLG_POD_DR X3000 H Jl 506 N See 32 768KHz for DiiVA 53023 2 0 4 7 ME 89 gir 855 gt g e GND ze MICOM_RESET_SW N of SW3000 3 2 8 y ae g 12 1127WEM N 2 1 am we 5 eo EXT_AMP_MUTE 4 ty e 0 1uF dl Na N o uu Bs l 2 Ab eo COMMERCIAL_12V_CTL S o s 12V_EXT_PWR_DET Oy s FH IN HID H HINI Z H H O O z 3 3V_NORMAL gt x gt x A gt x gt O H lt eo SCART_MUTE ML H Qnm GN D lt fd gt O CN QNI N OO O ALN eee pont gt gt n mm n 10K 10K eo POWER_ON OFF2_4 AMP_RESET_BY_MICOM P60 SCLAO 4 P140 PCLBUZO INTP6 3 3V NORMAL 2 SCL3 gt P61 SDAAO P00 TI00 TXD1 I2C_SDA3 SCART MUTE R3037 R3003 22 P62 3 PO1 TOOO RXDI1 For Japan LNB_INIT RESET NX e gt POWER ON OFF2 4 OPT AMP RESET BY MICOM P 6 3 P 1 3 0 PANEL_CTL lt 4 72 3 gt POWER_ON OFF2_1
5. SC FB 7 sc FB SOC R609 R608 22 75 EU 1 EU R623 100 C615440 01uF SC R sc amp soc 605 504 EU EU R am 75 10pF 1 EU EU R622 100 C614 40 01uF sc GL gt e 11 SC G SOC 606 EU sU R 75 10pF 1 EU EU R620 100 EIS EE amp gt SC_COM_SOC ale EU EU R621 100 C6134 40 01uF SC B i ASC OBE SOC R607 C606 EU EU P LAC A 15 TT 10 uU EU R617 100 C616 40 047uF SC CVBS IN IF gt SC_CVBS_IN_SOC 12V m EU ES OPT R630 100K 15K R618 SCART_Rout_SOC gt SCART_Rout EU 0 12V OPT R627 EU R63 330pF Soe 100K 50V R628 EU 100K 15K R619 REIS SCART_Lout_SOC P SCART_Lout EU OPT R603 R629 f 330pF 100K 50V READY FOR FILTER EMI C610 EU 10uF lev R614 0 SC_L_IN gt SC_L_IN_SOC R625 EU 1 16W pes C608 pm R612 R635 R601 C602 100pF gt SCART AMP R FB AK 330pF 50V 0 10K OPT 50V EU EU EU OPT C611 10uF 16V R624 R634 R636 0 SCART L FB SC IN gt SC_R_IN_SOC zx 0 10K R626 EU 1 16W BU EU R602 30K C609 5 AMOR C603 EU 100pF EU OPT 330pF 50 50 E READY FOR FILTER EMI EU R600 gt R616 R615 0 DTV MNT_V_OUT_SOC 75 75 C600 C617 DTV MNT V OUT 1 1 220pF OPT EU EU TU CVBS nw rr 600 220pF OPT SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SP
6. qa 1 Input trace widths should be sized to conduct at least 3A Ouput trace widths should be sized to conduct at least 2A I D6903 1 40V LNB_SX34 D6903 10v 3A LNB SMAB34 12V LNB LNB L6900 e UH C6911 close to Boost pin 5 7850 33 C6910 0 luF 2 4A 10uF k 25V close to VIN pin 25 gt LNB LNB DCDC_GND gt DCDC_GND kN C6904 D6902 0 luF 5 une sov 40V 069024 1 x A_GND 40V A m a z H Ei a Z A GND al ol al gt a z m BOOST 8 TE 0 luF VCP 7 LNB 000 j R6905 LNB NC 1 IC6900 6 A8290SETTR T TDO LNB _5 A_GND 1 A_GND EXTM 24 7 LNB_TX DCDC_GND TDI E A GND A GND 3 3V NORMAL mt ax W lt N Ol V gt wy wn H A_GND E 12V 12V_LNB A A e e R6903 L6901 4 7K BLM18PG121SN1D 9 9 LNB E AR e m 04 Dz 225 C6917 LNB C6918 2 n o luF a m m 50V 50V a LNB LNB Q D SE Weg H o OY e OY Os O o o ee A GND LG ELECTRONICS 2 5 4 I2C_SCL4 11 21 LGE Internal Use Only FOR COMMERCIAL 12V OUT Re uc 9 PIN OPT COMME Re EXT 12wv
7. gt VCOM P gt VCOM N gt VCOM LOOP VCC18 A R7708 0 e VCOMRFB C7705 C7708 L M2HPN2R2MGOL ie e EQUES vf x ot uy wt Li0uF 10uF 2 2uH R7709 0 lt lt lt lt lt lt 10v 10V VCOMLEB zm z mm OPT 1 16W R7759 R7760 4 i bono 0 0 INSTEAD OF AMCCO208 VCOM_DYN 1 16W 1 16W Vcore Em 22 1 16W 1 16W 87725 FROM SOC 1 16W erat PMIC RESET X CTRLN MMBT3904 NXP 7709 soc m 5 gt VGL FB R7728 100K i m o BLM18PG121SN1D doc fn OPT L770 218115121 1 16W 5 07703 VGL FB mo gt Oo o mi o x z z 07 of of vo vo L gt m C7706 C7709 LOM2HPN2R2MGOL R770 i 10uF 10uF 2 2uH 10K swe 100V 10 10 1 16 1 CTRLN 2 VGH_FB C7745 C7747 R7745 A VGL Shree SWN gt RET HERMAL um luF25V 1uF25V 7705 1 16W 3 49 C7727 BM C7756 C7733 SWP z20 1uF 1 6 ur IC7700 100v 50 5 T dee OUT2 5 az VGH V 25V Je VCC A SWB2 16 TPS65178RSLR ERLE PGND2 TCOMP L7702 a 7 TCOMP A VL SWB VL 7 C7707 C7728 T SWB1_2 SDA R7700 7704 c771 C7711_L m C7712 u PANEL_VCC e 2 SDA2 de 0 1u a 10uF 10uF due iur Wan SET 10uF NC SCL Eee C7742 1 16W 16V 10 10 10 SX34 OPT 25V PvINB1 1 COMP x DES OPT OPT ROW gt COMP 25V e PVINBI 2
8. ON C7701 7700 0 01uF 50V 50V VCC18 GMA1 GMA3 GMA4 GMA5 GMA 7 GMA9 GMA10 GMA12 GMA14 GMA15 GMA16 GMA18 Vcore gt EPI_LOCK3 TXB2P CH6 TXB2N FROM SOC CH5 FROM soc TXBOP CHA TXBON FROM SOC H_VDD A VDD VCOM gt VCOMLFB GIP_RST VST VGL_I VGH_EVEN VGH_ODD VGH_F 000000 VGH_R CLK6 CLK5 CLK4 CLK3 000 CLK2 CLK1 FL8S050HA1 P7702 DEV 50WAFER IHE gt Z OUT
9. 5 1 M3NnL aowaa LGE Internal Use Only 19 Copyright 2012 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 Clip Type Option 2 3D RHR NS Set Stand Stand Base Body Copyright 2012 LG Electronics Inc All rights reserved 20 LGE Internal Use Only Only for training and service purposes 6 4 790 644 420 24 2 S Talem 3 3V NORMAL A NVRAM R103 4 7K R105 IC10
10. 1 5V_DDR TOTO H5TQ2G63BFR PBC HOTREC eae 1 5V_DDR C750 C752 C754 C756 C758 0703 A_RVREF4 0 1uF 0 1uF 0 1uF 0 1uF 0 1uF luF 109 ARA 0 13 ARA 0 13 gt los 1 5V_DDR ARA 0 ARA 0 N3 M8 AO VREFCA A_RVREF2 A VREFCA 0 5 ARATI ARA 1 P7 ad A A RVREFl al 3 ARAIZ ARA 2 P3 A_RVREF1 A A2 i T R706 meg 1uF 7 VREFDQ TE MN VREFDQ gt 4 P8 2 A4 ARAS 428 R710 240 5 zs 61 ARA 6 R8 L8 B 41 5V DDR R707 A6 ARA 7 2 6 ik 714 M ieee be 5 x 1 5V DDR it 0 1uF UN A7 BRATS ARA 8 T8 x A as ARALO m3 7 B2 A9 ARA 10 L7 D9 41 5V DDR C745 C751 C753 C755 757 C702 eee ARA 11 g 210 em 3 0 1uF 0 1uF 0 luF 0 1uF 0 1uF luF Ti 1 5 DDR R7 All A All ee K2 A12 BC A12 BC ea A_RVREF3 aes A13 0 1 A_RVREF4 c715 A13 N1 0 25 A R108 Smo uF 7 9 is A15 A15 c M2 R9 M2 ARBAO 0734 R709 N8 ARBAT N8 0 iuF 1K Lc716 ARBAL ARCLK1 M3 im Z ae 0 1uF M3 gt ARBA2 A EH ABBA ARCLKO Al 97 8 ne R712 1954 et K7 100 12 KS B ARCKE 9 D2 L2 ARCLKO ARCLK1 gt L2 E9 105 a ARCS ARGS FI LGE2112 K ARODT p ARODT ARAS J3 H2 1 5V DDR 1c701 1 PE ARRAS K3 H9 A NT5CB128M16BP DI ARCAS TOTUS w I ARCAS L3 NTSCB128M16BP DI i S HO 1 c19 L3 ARWE gt K4B2G1646C HCK0 DDRV_44 ARD
11. Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 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 O 2012 LG Electronics Inc All rights reserved Only for training and service purposes SECRET LGElectronics 3 3V_NORMAL A 12V EU R4601 Full Scart 18 Pin Gender Sh eau gt sc DET ei EU oi EU EU D4611 D4611 2 D4611 1 J C4604 MMBT3906 NX d ED C4606 5 6V T 5 6V gt 5 6V r 0 1uF 04600 e E 0 1uF OPT 200pF 200pF B Du jiss AU EU EU ESD_LG11 SCART ESD MTK SCART 04601 R4606 MMB P3904 NXP 47K R4602 gt SC CVBS IN 390 B EU C4607 e 47uF al D4609 D4609 1 24000 52 AN 5 5V 9 a 5 5V l 5 5V H MES Le TT SCART ESD_MTK_SCART _ Gain l Rf Rg RU DTV MNT_V_OUT pes R4607 AV_DET 2 75 R4600 H 15K COM GND J D4610 EU EU gt 5 5V 1 C4605 SYNC IN OPT T 5 5V 100uF 9 15 16 R4608 0 YNC_OUT ESD_MTK_SCART og OPT YNC_GND RGB_IO gt sc rB DAIRO18H91E JK4600 EU
12. packet to TV when it is required Motion Data Transmission Period 7 5msec e Motion Data gyro accelerometer Voice Data Transmission Period 10msec e Voice sampling 16khz 16bit See 6 2 Packets on page 8 Copyright O 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 2 Remote Buttons M3 vs M4 m RF Paired IR continuous IR_CODE RF_CODE repeat Y Phsical Buttons X BEEN START VOICE START 0 800 Logical m X Buttons X M3 Remote M4 Remote Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 3 M4 Block Diagram 2 3050 1 1 Invensense l2C LIS331DLH Accel 5 BCM20702M STMicro BCM20733M BROADCOM BROADCOM Bluetooth 3 0 Bluetooth 4 0 512Kbit 25 Serial Flash X tal 20 MHz WM8950 Wolfson MIC Knowles pes 4 mode Only SPI E7PROM Key Button 4x5 Power Management UART AA x 2 Battery DC DC 2 8V LDO 2 8V LDO Bluetooth Remocon Bluetooth Receiver Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 4 Function list Function 29 Item Manufacturer Voice Motion ITG3050 Sensing angular velocity of X Y Z axis Sensor
13. 1960x768 47712 6005 VESNWXGA 79 920 1060 50H2 ers 60 WUXGAReduedBaning _ Copyright 2012 LG Electronics Inc All rights reserved 9 LGE Internal Use Only Only for training and service purposes ADJUSTMENT INSTRUCTION 1 Application Range 3 1 3 Adjustment This specification sheet is applied to all of the LED LCD TV 1 Adjustment method with LD22E chassis Don t need to adjust ADC because there is data in OTP and adjusted initially Check ADC adjustment 1 Press In start key on the Adj Remote Control then 2 Designation Adjust ADC OTP status is displayed on 1 Adjustment 1 Because this is not a hot chassis it is not necessary to check Select 2 ADC Data then ADC data is use an isolation transformer However the use of isolation displayed transformer will help protect test instrument 2 Press Adj key on the Adjustmetn Remote Control and 2 Adjustment must be done in the correct order select 9 ADC Calibration Set up the ADC Type to 3 The adjustment must be performed in the circumstance of OTP then Select Start button by pressing Enter key 25 C 5 C of temperature and 65 10 of relative Component and RGB are Writed and display Success humidity if there is no specific designation or NG 4 The input voltage of the receiver must keep AC 100 240 V 50 60 Hz 2 Adj protocol 5 The receiver must be operated for about 5 minutes prior to Set ACK adjustment whe
14. 23612 1 J OD ESD MTK T 5 6V ei 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 MODEL DATE LGElectronics LG ELECTRONICS BLOCK GHEET Copyright O 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 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 O 2012 LG Electronics Inc All rights reserved Only for training and service purposes SECRET LGElectronics up HP ROUT HP DET 3 3 NORMAL JK3700 KJA PH 0 0177 R3700 10K HP OUT LG ELECTRONICS EAG61030001 HP_OUT ESD for MTK VA3700 1 5 6V ESD HP OUT ESD for LG1152 VA3700 2 5 6V ESD 161152 HP OUT BLOCK SHEET LGE Internal Use Only RS232C IC3800 MAX3232CDR 0 1uF C3800 RS232 Olur C3801 RS232 0 1
15. MODEL 4 3D DEPT H 3D Depth IC NON 3D Depth IC MODEL 5 DDR DDR 768MB DDR Default ODEL 6 CP BOX Enable Disable ODEL 7 T2 Tuner Support Not Support ODEL OPT 8 S Tuner Support Not Support ODEL 9 Reserved Default ODEL 10 EPI MODEL OPTION 8 is just for CP Support Box It should not be appiled at MP Not Support MIS369 RM IC105 1 LGE2112 AL 5369 MIVAL lt MT5369_ CI_DATA 0 7 USB_OCD2 USB_OCD1 USB_OCD3 USB CTL USB CTL1 USB CTL3 BE MDS62110213 MTK_H S HEA S M100 Jio DUE MTK_H S_ M101 MTK_H S_ NK SM MDS62110213 M102 MTK_H S D GASKET P S M103 MDS62110213 MTK_H S 7 uh M104 LG ELECTRONICS CI_ADDR 0 14 lt AVDD_33SB MT5369_MCLKI lt MT5369_MISTRT lt SOC gt CI SLOT lt TS_OUT 0 7 CI Crystal Matching Test result 27pF X CARLE gt 20pF gt 24pF x100 IC R119 MT5369 XTAL IN MT5369 XTAL OUT JTCLK lt JTDI JTDO lt JTMS JTRSTf D 19 N OSDAO oscLo lt D N OSDA1 1 lt M
16. 1 USB_DM1 J 50V 52 mimm lt e E o M USB DP1 e S a Ay Ww DE D Vout 0 8 1 R1 R2 2 sm R2 x 62 Lo 2 aos Z TC4306 lt POWER ON OFF2 4 EP GND SN1104041 DC DC 2CH USB SW C4300 O 1uF 16V 12V zn 3 NORMAL A 24 1 A d T R4342 AGND_ O 5 COMP 10K 314306 Tu 23 E lt 2 e o o BLM18PG121SN1D E 5 Deo x lt lt X VIN_2 Se C4340 64340 1 U S B 2 e 22 lt 3 C4342 4700pF 0 01uF n ES 100pF 50V Sov gt aS 450 99 50V ef es 9 JINA O ou USB DCDC BD86180 9 9 C4325 121 4 amp ol m un 5 A our m USB_DCDC_SN1104041 5v_usB_2 4 PGND_2 20 2 A 5 2 9 anne 3AU04S 305 ZC LG JK4302 PGND 1 EN_SW 9 6 e gt USB OCD2 e e lt E m T BST NFAULT2 5V_USB 8 7 e USB DM2 9 Qe 8 A 14307 n 3 6 ew LUF lt a 16V LX 2 NFAULT1 m e e 8 e USB DP2 u DEV_USB_DCDC_BD86180 Q 0 m HD GLSOMUV C4337 C4301 T fu A 5V USB 3 T 5 22uF 22uF E 6 9 N mo iv 10uF T EE m 10V 5 SW_IN_3 AGND_ e 5 U 10 SW IN
17. 95588 1555595552595 38 2 Make the file Filename TE Touch txt and move it to USB 1 outermost area Don t move it to any 1 10 folder 3 Connect USB to TV and press button ADJ menu and then choose the touch sensitivity setting 4 Press button SIMPLINK Simply Link key and then you can see the OK Pop up E 5 After that you check it the IR LED Threshold address Register Version version on In start menu and verify A d d Company name Model Information it that the number of version is changed to what you want Value Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Introductions of 12Y RF ass y Magic Remote control Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 1 System RF Receiver Remote Pairing Information Transmission Send to TV after Paired e Static Calibration Data Bypass only Remote FW ver Save also in Receiver e BD ADDR Save also in Receiver Pairing Information Transmission Sequence e When it is paired the remote sends packets pairing success F W version BD ADDR to the receiver e he receiver sends the pairing success packet to directly e F W version and BD packets are just saved on the receiver e he receiver sends F W version or BD
18. 1 TXA2N TXA2P KN TXACLKN KP TXACLKP 4 TXA4P 9 mmm BIT_SEL 1 BIT SEL N RBON TXBON R7103 RBOP 10K lt lt TXBOP BIT_SEL_LOW RBIN TXBIN RB1P lt ies gt lt TXB1P RB2N TXB2N RB2P lt TXB2P GND RBCLKN TXBCLKN KP TXBCLKP TXB3 TXB3P TXB4 TXB4P PANEL_VCC 3 L7100 BLM18SG121TN1D LVDS 51PIN e C7100 c7101 67202 10uF 1000pF 0 luF 16V 50V 50V OPT OPT OPT e e ap GP GP G G G P G G G G G G G G G G G G G G G G G G G G G G G GP Gm IC 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 IH u I CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes SECRET LGElectronics EU R7104 Connector 33 2D 3D RCON AUO 2D 3D CTRL RCOP lt RC1P lt 1 RC2N RC2P lt RC3P RC4 RC4P GND RDOP RD1P RD2N RD2P GND LG ELECTRONIC
19. m 2 m 3 5 ST m L2402 C2413 Bo bs Un CIS21J7121 0 1uF E e 5254 50 m mo GM ec E NE SES gt iw Ay t5 n 3 3V_NORMAL gt 6 9 H H la Redes L DIMO_VS pease 5224 0 1uF POWER 16 VSYNC a gt d E 4 d 16 R2425 a ote 100 INV CTL a lt A e A DIM PANEL CTL B 02406 412V 12V MMBT3904 NXP PWM_DIM1 A 1240 GND P DIM2 E CIS21J7121 DIM2 2401 8 0 1uF il E 5 2001 2452 v SOV 3 3V_NORMAL m 2401 E CD 5 8 N 16 20 23 xa R2424 LD GND OR USE OPT ES N L D OPEN R2405 LE L D USE gt ERROR OUT 22 POWER 24 ERROR OUT su uk PEN TER RET T rer Power DET 5V Normal 12V A 12V A 5V_NORMAL gt IC2402 NCP803SN293 poe DEV DCDC PPS54327 o POWER_DET gt 2415 our IC2404 Hey TPS54327DDAR EP GND POWER ON OFF2 3 R2435 10K EN VIN 1 8 C24001 SET 0 1uF gt R2416 16V VFB Ww VBST C2429 100K _ 5 4 58 3 3V_NORMAL RESET at 8kV ESD e E L2409 I DR 5 SW 3 6uH A L2413 1C2401 3 6 NCP803SN293 NR8040T3R6N BLMI8PGI21SNID SS 4 5 GND C2430 CN 3 A 2uF I 3 5V_ST 3 3V_TU_IN 10v A L2412 POWER_O
20. HDMI_CEC Q3001 5 RUE003N02 HDMI_CEC_FET_ROHM Q3001 1 LG ELECTRONICS SI1012CR T1 GE3 HDMI_CEC_FET_VISHA Y MODEL BLOCK e SHEET LGE Internal Use Only 5V_HDMI_4_JACK 5V_HDMI_3_JACK BODY_SHIELD R3310 R3312 1K 4 7K R3330 R3336 GND 1K 4 7K BODY SHIELD R3307 03301 B G R3331 HP_DET MOET 3 904 NXP sS s sS RUE HP_DET R3327 03303 ae MMT 3904 NXP HDMI_HPD_3_JACK 5 5V E GND GND DDC_DATA R3308 100 7 DDC_SDA_4_JACK DDC_DATA R3328 100 DDC_SDA_3_JACK DDC R3309 100 gt DDC_SCL_4_JACK DDC_CLK R3329 100 ARC R3300 NC DDC_SCL_3_JACK A ED SD G G G G Ge CE_REMOTE 0 CEC_REMOTE CE_REMOTE REMOTE gt CK _HDMI4_JAc CK CK_GND gt CK _HDMI3_JAC a CK GND lt CK gt CK _HDMI4_JAC lt CK D0 lt HDMI_ARC S gt CK _HDMI3_JAC gt DO _HDMI4_JAC a DO_GND D0 HDMI3 JAC Pi 9 DO_GND m 5V_HDMI_1_SOC 5V_NORMAL SV NORMAL D0
21. WIFI DP A N ARS HP OUT HP_OUT TP328 au13 25 2 BECLKP 1 gt TXBCLKP 1 2K R351 1 2K R369 BE KOUT MAIN WIFI DM USB DM P2 BRON gt TXB2N 1 2K R352 1 2K R370 b MT5369 TS OUT 0 329 AUA CH6 gt HP LOUT MAIN TP330 SC R IN SoC OD BERE va gt TXB2P up L C377 C383 HP OUT C395 5369 TS OUT 1 VDD3V3 USB DPl1 AUTA USB_DP_P3 BEIN 7 gt TXB1N 1200pF 1200pF P 1200pF 1200pF MT5369 TS OUT 2 TP331 USB DMl USB DM P3 SC L IN icu ake C gt 1 CHS HP OUT Tow ls HP OUT TP332 AP3 TP333 BEON gt TXBON M D35 E AR3 CHA gt SCART Rout SOC TP334 AP13 2 For PCB Pattern BEOP gt TXBOP gt scart Lout MT5369_TS_OUT 5 AVDD33_USB_P2P3 _Lout_s CI DATA 0 7 MISSOS PRCOUTTS 335 302 037 AN35 TP336 71 AINO_R_AADC ARO_ADAC MT5369_TS_OUT 7 0 1uF 035 AN34 AUDIO R OUT COMMERCIAL 337 4 USB_ AINO_L_AADC ALO_ADAC CI_DATA 0 AVSS3S3 USB ip R311 30K 35 gt AUDIO_L_OUT_COMMERCIAL TP338 2 USB PC R IN SOC AIN1_R_AADC CI DATA 1 R310 30K AT37 AM32 TP339 W35 AT18 PC L IN SOC AIN1_L_AADC AR1_ADAC CI_DATA 2 PCIE11_TXP TXVP_O gt EPHY_TDP AU36 AM34 TP340 47 W34 0 nauis E AIN2_R_AADC AL1_ADAC CI_DATA 3 REGN Yu PCTELI_TXN TXVN 0 EPEY TDN AIN2_L_AADC CI_DATA 4 I PCIE11_RxXN R338 0 AT36 mock Al TP342 Y35 AULT AV1_R_IN_S
22. o S Jo Jo jo S JO JO J O H r zi EMMC DATA LINE 7 7 Ed e TR ed 10K PULL UP ES wd x k k x x kx x l 1 gt o n Suan enor lalalala C8100 IC8100 3 i aana lt e m e SDIN5D2 4G 974 H26M31001EFR 4 41 22222277 b 2 u reat ses H26M210011 KLM2G1HE3F AR8100 EMMC_DATA 0 7 22 1 16W 4 c8 A3 c8 s A 4 c9 A4 c9 EMMC DAT e 17 5 a 4 c9 4 EMMC DAT e 5 C10 5 0 5 2 C11 B2 C11 7 N a B B EMMC DATATA B3 C12 B3 C12 _ 5 B4 C13 B4 C13 2 B4 C13 B4 3 DATA B5 C14 B5 C14 1 B B EMMC DATA 7 m BE 52 Mes B6 ES D 1 16W D2 D2 D e D3 D3 e M6 D4 M6 D4 M6 D4 M6 M5 D12 M5 D12 5 D12 M5 D13 D14 D14 A6 E A6 E A6 E A6 A7 E2 A7 E2 A7 E2 A7 c5 E3 c5 E3 c5 E3 c5 E5 E12 E5 E12 E5 E12 E5 E8 E13 E8 E13 E13 E8 EET E9 E14 9 14 EMMC_CLK e E9 E 9 10 10 EMMC_CMD DAT6 E10 F E10 EMMC_RST e He He 10 2 10 E F F F G3 F3 G3 F3 4 5 G F G G10 F12 G10 F12 G10 F12 G10 H5 F13 H5 F13 H5 F13 H5 J5 F14 J5 F14 C8107 25 25 K G K G am 1 K6 G K6 G 50V K7 G2 K7 G2 2 G G K10 G K10 G12 E K10 G12 K10 G P G P G e P7 G13 P7 G P10 G14 P10 G14 P10 G14 P10 G H H H H m H2 H2 m H H K5 D H3 K5 H3 e e K5 H3 K5 H
23. 5 5V ADUC 5S 02 ORSL ESD_LG1152 D5001 1 T ESD_MTK ADUC 5S 02 ORSL D5001 2 5 5V ADUC 5S 02 ORSL TET ESD 161152 D5002 1 ESD ADUC 5S 02 ORSL 5002 2 5 5V ADUC 5S 02 OR5L ESD 161152 D5003 1 T 5 D5003 2 ADUC 5S 02 ORSL 5 5V ADUC 5S 02 ORSL IHE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION ee SECRET LG ELECTRONICS MODEL DATE THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC LG Electronics BLOCK SHEET Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only 24V 24V_AMP 3 3V_NORMAL A A A L5800 Creer T121 L5803 10 0uH e 9 15801 e e gt SPK_L C5818 C5822 C5800 C5802 BLM18PG121SN1D 0 22uF 1000pF ur 0 1uF C5806 5808 30V 50V 50V NC_13 55 12 EG ro m e e SPEAKER L NC 14 5g ii EG LoT
24. B OUT AUDIO L IN 666 B_GND AUDIO_GND AUDIO_L_OUT AUDIO_R_IN AUDIO_R_OUT 666 D4601 1 5 6V 200pF ESD_MTK_SCART D4601 2 T 5 6V 200pF ESD_LG1152_SCART gt sc_R 1 24602 D4602 1 T 5 5 7 5 5V OPT 15pF ESD_MTK_SCART bd gt sc c 24603 1D4603 1 15 5 15 5 OPT ESD_MTK_SCART sc_B D4604 D4604 1 Ts 5v 5 5V OPT ESD_MTK_SCART Co sg gt SC L IN D4600 1 20V 10 ESD_MTK_SCART D4600 2 20v 10pF ESD_LG1152_SCART 605 2 6v D4605 D4605 1 pee IY I IY 5 OPT 200pF 200pF ESD_LG1152_SCART ESD_MTK_SCART DIV MNT_L_OUT e gt SC_R_IN D4606 4606 1 D4606 2 5 6 T 5 6V 5 6V OPT 200pF 200pF ESD_MTK_SCART ESD_LG1152_SCART BLM18PG121SN1D L4600 yy D4607 EU EU EU 5 6V T 4600 d OA OPT 1000pF 50V BLM18PG121SN1D L4601 9 z EU D4608 EU EU C4603 5 6V T C4601 4700pF ORT I 1000pF 50V DIV MNT_R_OUT LG ELECTRONICS BLOCK SHEET LGE Internal Use Only Radio Pulse M_REMOTE OPTION ew ee os ee ee ee sos c
25. V 12B V T2B H 6B LED Bar LCD Only In case of LPB Tool OPT4 Power Type Pen Touch Onl H Off Ready NULL PD This tool is valid This tool is valid Nec t Support__ Check whether or not support of Module Color GamutXVYCC China ON Global Except ching OF MRCU 1 not Support_ Support Check whether or not support of Voice recognition function Setting each Module Gesture 1 Osnot Support Support Check whether or not support of gesture recognition function Sum of bits 16 Full Assign Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Contents of LCD TV Standard Repair Process No Error symptom High category Error symptom Mid category Remarks video Normal audio No video No audio A Video error Video error video lag stop fail tunning Color error Vertical Horizontal bar residual image light 6 spot external device color error No power f B Power error Off when on off while viewing power auto on off No audio Normal video C Audio error Wrecked audio discontinuation noise No response in remote controller key error 11 recording error memory error External device recognition error First of all Check whether there is SVC Bulletin in GCSC System for these model 69 Function error 11 12 13 Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only On
26. VS1 R33 55 MT5369_TS_CLK SLOT gt SOC P PCM IRQA P34 gt PCM WAIT 3 3V NORMAL Ned ZG 1 CD2 A P35 CI_CD1 N34 a gt PCM_IORD M R168 R161 N R 4 7K gt PCM 22 7k 4 7K OPT OPT ui R171 AU12 gt PWM DIM2 AT12 22 m e m 20 PWM_DIM1 AR R e AME m aom OPT A37 8120 R126 M as SMARTCARD 5 1K 1K ae pe 9 SMARTCARD_PWR_SEL N N NN A36 gt SMARTCARD_RST A u PWM2_PULL_DOWN_1K B35 PWM1_PULL_DOWN_1K gt SMARTCARD DET B Bis gt SMARTCARD VCC gt SMARTCARD CLK gt SMARTCARD DATA SMARTCARD PWR SEL EPOR J gt SMARTCARD_RST ATIT gt SMARTCARD_DET EU gt SMARTCARD VCC ARTO L gt L DIMO_SCLK gt SMARTCARD_DATA E gt L DIMO VS BORAT ROAN gt L DIMO MOSI AP10 AN22 LED PWM1 AP21 LED PWMO 5V Tolerance AU20 gt OPCTRL 11 AT20 OPCTRL 10 SDA AN18 1 DET AP20 SC DET AM18 DSUB DET AN19 HP DET AP19 AV1_CVBS_DET AR19 gt RESET SOC AN21 OPCTRL3 AM19 22 gt RF SWITCH A OPCTRL 1 SCL AR20 AMP_RESET_SOC OPCTRL 0 SDA R124 33 AMP RESET BY SOC R100 10K gt RESET RESET BY SOC LOCK 1 A LGE Internal Use Only
27. 1 Set TV in adj mode using P Only key 2 Zero calibrate probe then place it on the center of the Display 3 Connect Cable RS 232C to USB 4 Select mode in adj Program and begin adj 5 When adj is complete OK Sign check adj status pre mode Warm Medium Cool 6 Remove probe and RS 232C cable to complete adj W B Adj must begin as start command wb 00 00 and finish as end command wb 00 ff and Adj offset if need 2 Manual adjustment method 1 Set TV in Adj mode using P Only key 2 Zero Calibrate the probe of Color Analyzer then place it on the center of LCD module within 10 cm of the surface 3 Press ADJ key gt EZ adjust using adj R C 7 White Balance then press the cursor to the right key When right gt is pressed 216 Gray internal pattern will be displayed 4 One of R Gain G Gain B Gain should be fixed at 192 and the rest will be lowered to meet the desired value 5 Adjustment is performed in COOL MEDIUM WARM 3 modes of color temperature f internal pattern is not available use RF input In EZ Adj menu 7 White Balance you can select one of 2 Test pattern ON OFF Default is inner ON By selecting OFF you can adjust using RF signal in 216 Gray pattern LGE Internal Use Only Adjustment condition and cautionary items 1 Lighting condition in surrounding area Surrounding lighting should be lower 10 lux Try to isolate adj area into dark surrounding 2
28. 8100 lt 812 H12 H OPT 0 1uF m H N HIS m 16v C6 H14 C6 14 D s C6 H14 C6 H pus EMMC VCCQ 3 3V EMMC J M J z A 4 J M4 J 5 22 3 22 U I n N S N J 13 gt 5 E 7 P3 J3 P3 J3 P J P J E e 0 P5 J12 P5 O J D uet xo X e n3 n3 2 gt q q 68105 C8106 gt s J13 gt J a a a a m m 0 LUF 2 2uF 214 J 2 16 10 E6 E6 gt gt d x m 2 EMMC RESET BALL E 2 E6 K E6 O O t F E 5 K2 F5 z 60 210 K3 J10 Z K9 2 K9 2 e H K9 K12 K9 X 2 K13 Q VDDI 4 4 A 1 H 14 Z 2 L C2 L e C2 L D C8104 s H 2 0 1uF lt L3 gt L3 U 16V E7 L12 E7 L12 e T E7 L12 C4 G5 L13 G5 L13 65 113 7 H10 L14 H10 L14 x gt F H L G K8 K8 e gt K8 M H10 U C8102 C8103 4 4 2 4 2 d xu M am Q LUE ee ub N2 3 N2 3 16V 10V e N2 M3 N2 N5 7 N5 Q 7 e N M N P4 8 P4 8 A P4 M8 P4 P 9 P 9 P6 M9 P6 26 29 10 10 M M 11 11 M11 11 12 12 M12 12 Al 13 Al 13 C C DAT3 Al x M13 Al 13 2 _ 14 A2 14 God C C 1 C DATA _2 2 E 57 M14 A2 G 14 A8 a 1 A8 e 1 T G 2 eu E c_5 A9 _ 3 A9 3 _5 C 5 C C36 C A9 3 A9 3 A10 _ 6 A10 6 C 6 C C 6 EMMC_CMD_BALL Ti c7 c A10 6 A10 6 A es A nt m 7 GT C Ce C c All c N7 All A12 8 A12 8 c_
29. C6506 33 Tec DA 50V 50V 470 R6518 perallel 18 F Tea dV TU 82 R6521 because of derating M_ 3 3V 3 3V TUNI E close to TUNER 5 gt TUNER_SIF 220 6514 q NSS Z 2 100pF cup gt TU CVBS SIF b 50 1 E vy 25500 16 e 1 BLM18PG121SN1D A AT_H NIM 1 4 _ UE T Q a B Q6501 T C H NIM T C S2 T2 C_F NIM 12 C S2 4 C6551 C6550 C6505 1 8 TU R6519 p MMBT320 0 NXP 1 100pF 0 1uF 0 1uF u 1K e CVBS e 50 Jev 167 T C amp AT amp CHB DVB S NOT T C amp AT DVB S T C amp AT amp CHB e atose to Tuner ix m 1 should be guarded by ground OPT bd e e f a R6506 AA lt F_AGC2 No via on both of them NOT_DVB_S DVB_S amp CHB T2 C DVB S amp CHB DVB S amp CHB NOT DVB S NOT T C amp AT 19 5 m should be guarded by groumd 3 Signal Width gt 12mils e FAC e IF P Signal to Signal Width 12mils bc L9 T2 C S NOT T C amp AT T2 C amp CN NOT T C amp AT NOT T C amp AT Wot_L9_T2 cf S RF SWITCH _ Ground Width gt 24mils T e e gt IF_N CHB OPT OPT NOT_T C amp AT amp CHB J 06523 956525 6528 T C amp AT amp CHB T2 C amp CHB amp CN T C amp AT amp CHB M lt 100pFZZ 0 lurem 1002 ef se IDs T2 C amp CN T2 C amp CHB amp CN NOT DVB S C6509 NOT T C amp AT amp CHB NOT T C amp AT amp CHB ig e el CHR BLM18eG12isnip 1 23 J AY Not 19 T2 C S NOT DVB S T2 C amp CHB amp CN H NIM amp CHB Not
30. FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes IHE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC SECRET LGElectronics LG ELECTRONICS DEL LUCK LGE Internal Use Only Place Near Micom 43 5 VST A L8900 LOGO_LIGHT VUE BLM18PG121SN1D o P8900 12507WR 03L 1 LOGO_LIGHT R8900 s LOGO LIGHT LOGO LIGHT amp B LOGO LIGHT R8901 10K LOGO_LIGHT LOGO_LIGHT n G Hj IHE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION SECRET ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC LGElectronics FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes 1K Q8900 R8903 E LOGO LIGHT MMBT3904 NXP LG ELECTRONICS LGE Internal Use Only LG Life s Good 2012 LED LCD TV Engineering guide lt Applicable Model gt XXLM760S ZB Copyright O 2012 LG Electronics Inc All rights reserved Onl
31. MTS lt CI_A_ADDR 1 TS_OUT_SYN CI_TS_SYNC lt OUT_S ADDRO CI_A_ADDR 0 CI_TS_DATA 0 lt _ DATO 0 TS_OUT 1 _ _ 1 5V_CI_ON IMS TS_OUT2 DAT2 CI_A_DATA 2 A MATRE beled 928 1100 CI_DET2 I R937 10 CI_CD2 lt O BIT K GND GND OPT R925 9 CI IN TS VAL c CI IN TS TS SYNC Eri TH N SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS SECRET ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC GElectronics Tj MODEL rj LG ELECTRONICS ik HEE eer a Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes FROM LIPS amp POWER B D E s morosos PANEL POWER 2 02401 ee R2408 U BLM18SG121TN1D 1 3 RL_ON 10K OPI PANEL VCC 2 P2400 A R2401 FW20020 24S 24V H 10K A C243 a a e 0 01uF m 9 50V N z Y e L2403 x SE 182127121 3 d m G
32. RS232 ci 00 20 3 Result value i 01 OK 1d1852d21c1ed5dcx CI Key Value 3 7 WIFI MAC ADDRESS CHECK 1 Using RS232 HfeqkHz AILII Set IDIII201 Cr or NG 2 Check the menu on in start UIT 4 APP History Ver 25682 Eye Q Gain 5000 DB LGD ALEF 512173 LGE Internal Use Only 4 Manual Adjustment ADC adjustment is not needed because of OTP Auto ADC adjustment 4 1 EDID The Extended Display Identification Data DDC Display Data Channel download 4 1 1 Overview It is VESA regulation A PC or a MNT will display an optimal resolution through information sharing without any necessity of user input It is a realization of Plug and Play 4 1 2 Equipment Since embedded EDID data is used EDID download JIG HDMI cable and D sub cable are not need Adjustment remote control 4 1 3 Download method 1 Press ADJ key on the Adjustment remote control then select 10 EDID D L By pressing Enter key enter EDID D L menu 2 Select Start button by pressing Enter key HDMI1 HDMI2 HDMI3 HDMI4 RGB are writing and display OK or NG For Analog D sub to D sub For HDMI EDID DVI D to HDMI or HDMI to HDMI 4 1 4 EDID DATA 1 3D EDID DATA HDMI EDID DATA 3D 5507 00 FF re re FF FF FF 00 1 60 fos so Ao sa 7s o EE 91 5a ac 99 26 ros oo 31 40 45 40 61 40 71
33. SECRET LGElectronics LG ELECTRONICS CVBS 1 PHONE JACK 3 3V_NORMAL R3810 10K 03800 5 6 AV_JACK_BLACK OPT JK3800 KJA PH 1 0177 M5 GND M4 M3_DETECT 1 6 AV_JACK_YELLOW JK3800 1 KJA PH 1 0177 1 D3801 5 6V M5 GND OPT M4 M3_DETECT 1 M6 D3802 ix 5 6v OPT AV1_CVBS_DET AV1_CVBS_IN AV1_L_IN AV1_R_IN ESD For MTK Esp For LG1152 gt 1 p3803 1 L DSR OSs 2 T5 6v 5 6 ESD_LG1152 ESD_MTK 3 2 D3800 2 92992 41 5 6V ESD MTK ESD_LG1152 D3801 1 D3801 2 5 6V 5 6 5 161152 a a ESD_MTK D3802 2 2 5 6V d SD MIE bp 161152 ON J BLOCK SHEET LGE Internal Use Only COMMERCIAL_IR_EU A 3 5 ST i A COMMERCIAL_IR e R4115 R4105 22 IR_OUT lt COMMERCIAL_IR MMBT COMMERC _ _ R4111 Q4102 10K 3904 NXP IAL EU R4119 47K 04104 COMMERCIAL IR MMBT3904 NXP _ oly R4108 0 COMMERCIAL_IR_US 3 5V_ST TR amp KEY RGB Sensor EEPROM_SCL R4123 100 R4117 R4118 gt e
34. compared to No audio 9 13 A25 Check and replace speaker nd Check audio 2 B Voltage 24V Check input ignal 2g Y External Input orma signal N When RF signal is not received Request repair to external Cable ANT provider Discontinuation Noise only In case of External Input signal error Check and fix external device Check and fix external device Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Standard Repair Process E D General Function Problem Established EN LCD TV dis mu Symmpiom Remote control amp Local switch checking 1 Remote control R C operating error Replace Main B D Check RIC itself Check 3 5 Normal Y CheckIR Operation On Main B D oltage Output signal Connector solder Check 3 5v on Power B D Repair Replace Replace Power B D or IR B D Check R C Operating When turn off light in room Replace Main B D Power B D don t have problem If R C operate Explain the customer cause is interference from light in room Replace R C Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Standard Repair Process Established D Function error symptom External device recognition error Revised date 11 13 Check technical TAS ernal Input 2 inform
35. j EAX64307901 1 31 Hp ml ona 11 10 28 P H J ui 3 ary 7 m E g P 7 gi 3 3 dini 1 1 a 24 E E F PSUC IK ug L ok Us lt A a La F Only G S model Fransa m 7 L J 3 F PES E I T Lm uit ee 2 LE a 5 ur E 6 n i Ia eee eh Ih F zm E i Tx M m E 1 EL 7 ETT h T 1 af 2 re 4 j 1 T ec T 3n m P c DES cB m M z EE T 1 TERI 1 d 15 2 4 g i j w L Li al 1 1 1 Li Main processor DDR Memory eMMC Memory MESS Micom for Key IR sensing WF lt Wm Soft touch IR 8 353 Front Spk PMIC Audio 10W 10W EPI Wafer 74 74 4 P s n r gt E we 8 u j q 4 mW J 12 P i g 7 1 4 m 1 Zi 7 d y l uae ML 7 tis A gt d ms h LE w k m 4 aadi gt s mH n WE KAA i 3 E os 9 3 I k OOD M 4 ume z d mt ret fie em M Rr 1 3 4 2 4 L
36. 1 16W OPT GMA4 EPI LOCK6 SOURCE FROM SOC 87723 C7744 C7749 40V 100 MMBT3904 NXP GMA3 C7720 1 16W 1 16W luF luF B 15 50V 50V GMA1 50V A E VGH A acy FL8S050HA1 P7703 DEV 50WAFER SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes WHEN SERVICING IF IS SECRET LGElectronics LG ELECTRONICS LOCK HEET LGE Internal Use Only eMMC I F EMMC_VCCQ A EMMC DATA LINE 47K PULL UP 000 oo e pel i qe cp EE pec rt
37. 10K TOK D4105 97 S L DUC 20S 02 010L ov OPT COMMERCIAL 5V ST Toe 0 A KEY1 lt RAT24 uq EEPROM SDA 100 COMMERCIAL IR 3 5 ST 100 es R4101 e e 1 24106 A KEY2 lt AMOTECH CO y 1 C410 C4102 ADUC 205 02 0101 0 COMMERCIAL IR ME PM us OPT 20V lt e e R4103 3 5V_ST D4100 3 3K A 5 6V R4102 AMOTECH CO ITD e 04100 10K 24107 gt IR BYPASS 3 5V_ST 6 MMBT3904 NXP e E COMMERCIAL IR COMMERCIAL IR R4104 0 s kN 14100 BLM18PG121SN1D 04101 MMBT3904 NXP COMMERCIAL_IR COMMERCIAL IR 6 R4125 1 5K 8 LED_B GP4_LED_R 50 es R4100 0 e es IR BYPASS nd 4244 L OPT p COMMERCIAL 3 5V 5T 50V AMOTECH CO LTD Soft Touch Micom D L Zener Diode is close to wafe I GP4 IR 10P P4102 12507WR 10L IHE 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 IHE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes SECRET LGElectronics LG ELECTRONICS ESD for MTK D4105 1 DUC 20S 02 010L OV 10pF ESD_MTK D4106 1 ADUC 20S 02 010L 20V 10pF D MTK D4100 1 de 56 200pF A
38. 120Hz EPI Embedded clock P to P Interface FHD 10bit EPI 120Hz 24082 n zw No of Signal 32 pin 70pin Better reliability on common noise No data skew Better EMI margin Lower cost Cable Connector Slim S PCB design 14mm gt 10mm helps slimmer TV FHD 120Hz Bandwidth Capability FHD 120Hz 10Bit 594Mbps 36Lines gt 1 65Gbps 12Lines FHD 240Hz 10Bit 594Mbps 72Lines gt 1 25Gbps 32Lines LGE Internal Use Only Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes EPI Interface mini LVDS vs EPI HF mini LVDS EPI Topology yB lt 999t 998 576 Protocol Multi Drop Point to Point Features Data rate 660Mbps e Data rate 1 8Gbps 10bit FHD120 9 10bi External clock e Embedded clock Control Fewer Lines 12 Merit e Simple structure e Embedded clock e Standardization low EMI Clock skew free e Easy to PCB design Too many lines 36 e Clock skew Transmission Overhead Demerit x EMI due to clock lines 4bit delimiter Bandwidth limit Copyright O 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Main PCB for Broadband Main TCON all in one xxLM760S ZB Chassis LD22E PCB P No EAX64307905 w nehir m paian rung XI EIL o x uu tr BAR 0 E eo tX MR TIN 22 2 les a
39. 127 24 1500 370 0334 dou E SC L IN SOC 366 ETT AVDD12 DEMOD 75 N z q RGB_DDC_SDA 50v ADLC 5S 02 015 SC CVBS SOC gt __ 28 ut AP22 2 5 5V Be coude E T C amp AT amp CHB A T C amp AT amp CHB AVSS33_DEMOD VGA_SCL lt 1 RGB_DDC_SCL REEL ERE e SC_COM_ TP36 R332 10K R342 10K AVSS12_DEMOD unde E SC_G_SOC TP369 N IF lt I L cout E SC COM SC_R_SOC 370 Close to Tuner C355 AR26 2 341 0 047uF PBIP SC_G_SOC SC_B_SOC TES EH 047uF T C amp AT amp CHB 1 SC_R_SOC J SC_FB_SOC TP372 5 T T C amp AT amp CHB 035 AU26 SC B DTIV MNT V OUT SOC TP373 AP25 22 TP300 sovi SC FB SOC SCART Rout SOC TP374 Close to MT5369 AU28 0 01luFg C371 100 R361 COMO SCART Lout SOC TP375 HP OUT AP31 AT28 0 01uF C372 _ 100 R362 L For PCB Pattern 2205 AN30 PBOP 0 01uF c373 100 R363 BLM18PG121SN1D PROP PCM_5V_CTL TP377 A gt AP27 0 01uFf C374 100 R364 SG DET biu HP_LOUT_AMP HP_LOUT vu Yo asss 1500prl 375 Pb SOC sc_ OSCL2 C 50 0 lt 1 Pr SOC HP_OUT 2 v34 OSDA OPT COMP1 Y SOC C332 AU30 0 R349 M mm 0 22uF VDACX_OUT LLLA a c AP28 AP29 0 R350 4 E VDACY_OUT DTV MNT V OUT SOC AR29 I SC CVBS SOC ET VDD3V3 AVDD33_VDAC_BG AT30 AD21 Patt AVDD33 VDAC HORT ECE Bstuern i R341 100 C360440 047uF AR30 AV1_CVBS_IN_SOC gt CVBS2P E T
40. 1608 sizs For EMI 3 5 48VTO5 76V R336 16 NET ERI a PREIS PC R IN T 1 T C PC R IN SOC N J 1 0Vpp 1608 sizs For EMI ZG RI S Qe 0 R374 M MP1 Y SOC R301 c301 C315 COMPl Y e gt cowPi Y 470K 560pF 100pF 50v 50v 20302 5388 2222 C384 OPT OPT 5 48VTO5 E 75 10 x 50V 2D303 1 1608 sizs For EMI 243 pad BEC 10uF R344 lev zl fov L IN O gt gt avi L IN SOC TEM 1_ e e 9 8373 e gt CoMP1_Pb_soc R328 190 C338 C342 55 560pF 100pF 50V 50V 20304 AUF py 5354 C379 5 48VTO5 76V 50V 50V l0pF 5V NORMAL T 50V 25355 1 T 5 48VTO05 76V n DSUB VSYNC GUT gt DSUB VSYNC SOC cde R324 M 1 2K c329 22 1608 sizs For EMI UR R302 igy 5pF 2K R45 16v 1608 sizs For EMI 180 50V 0 R372 COMP1 Pr SOC ARC cll Il e gt HDMI AV1_R_IN NY I avi R IN SOC COMP1_Pr e gt Pr R303 C385 82 R309 R329 c339 c343 2D306 22 6392 R353 d 100K DSUB_HsyNc gt OPT gt DSUB_HSYNC_SOC 10025 7p 27 75 10 330 R323 470K 560p 5 48VTO5 76V 50V 3 22 R326 OPT 50V 50V FOR EMI 50V 1 50V 5pF 2K 2D307 OPT OPT 50V 5 5 48VTO5 76V opr sA ios IC105 IC LGE2112 LGE2112 CHANGE SYMBOL C_D TXCAN 232 2815 DO _HDMI2_JACK AGA gt HDMI_CEC HDMI_O_RX_O J2 AG4 x 0 nx os Po D0 HD
41. 19 T2 C S es EN CHB e e clos to UNER 16507 1 8V TU 659 6519 CooL ZEB LOOpF 1000pF 4100pF do pt SLIWISERTJCISHED Not L9 T2 C S NOT T C amp AT amp CHB NOt 9 T2 C S CN 1 50 sov Is CN Lisv T2 C amp CHB amp CN amp BR T2 C amp CHB amp CN amp BR e e gt CHB CVBS L9 T2 C S gt CHB_ERR gt CHB_SYNC e gt CHB_VAL OT_T C amp AT amp CHB gt b AR6500 0 gt TU TS ERR MCI e TS SYNC e e gt TU TS VAL gt FE_TS_CLK DO gt CHB_DATA D1 OT_T C amp AT amp CHB gt FE_TS_DATA 0 7 e e AR6501 0 FE TS DATA O e D2 e FE TS DATATI FE TS DATA Z T2 Max 1 7A D3 FE TS DATA 3 else Max 0 7 e e D4 FE_TS_DATA 4 e e FE TS DATA 5 D5 FE TS DATA 6 e FE_TS_DATA 7 NOT_T C amp AT micas e 155 286502 3 3V_TU_IN IC6501 m NOT T C amp AT amp CHB A AP2132MP 2 5TRG1 EP e D7 e INOT_T C amp AT S te GND f CHB Dd eperate NE i 8 20K R2 oN GNI Ji 1 R6528 1 e 4 GND 12K ate PG q NQT_T C amp AT G 7 1 2 7 Dec 1 16W ND DVB_S amp CHB m 11K L650 ey rn EN z ADJ 55529 rs J BLM18PG121SN1D A fae 10K 1 23V_S2_DI e DVB S amp CHB 3 6 1 4 1 2 cis C6519 3 3V_D_Demod BOTE EAT VN VOUT NOT T C amp AT T P 0 1uF 10uF OPT S2_RESET 3 e pvs_sscus 10 6512 E uu amp DVB_S amp CHB 2 2K 5V_NORMAL a RQ513 16V VCTRL NE NOT T C amp AT 3 3
42. 1K AH3 i 5V HDMI 4 JACK 82 HDMI 3 PWR5V 1 Rx C CK HDMI3 JACK A28 ous AL2 E C28 AK3 AG32 HDMI 1 RX CB lt CK HDMI3 JACK PMIC RESET SZ TCON8 AECLKN xd gt TXDCLKN HDMI HPD 2 JACKQ 2532 HDMI 0 HPD ABE 2D 3D CTL C TCON9 AECLKP ar gt TXDCLKP HDMI_HPD_3_JACKC lt DO _HDMI1_soc E HDMI_1_HPD HDMI_2_RX_0 IGE MODEL_OPT_2 1 10 AE2N 174 gt TXD2N HDMI 2 RX 0B PCM_5V_CTL C 18011 AE2P TXD2P 1 2V AVDD HDMI CHPD 4 JACKC 2 HDMI_3_HPD HDMI_2_RX_1 AA34 T me EMMC RST C TCON12 AElN CO TXD1N HDMI 2 RX 1B 22 2 D1 _HDMI1_soc 1 2V_MTK_AVDD AE1P 202 gt TXD1P AVDD12_HDMI_0_RX HDMI_2_RX_2 D2 _HDMI1_SOC AS tT Tt Y24 5 miim 5 AEON 2 gt C303 c306 wag AVDD12_HDMI_1_Rx HDMI_2_RX_2B ici lt D2 _HDMI1_soc AEOP AVDD12_HDMI_2_Rx 2 gx c CK HDMI1 SOC 85 avop12_uvps_1 z Ane S C350 3 AJ6 AT2 1 AVDD12_HDMI_3_RX HDMI_2_RX_CB lt ck 1 SOC C354 2 CI ADDR 0 14 23 5 2_RX_ gt TXAAN Duk RT are 2VDD12_Lvps_2 177 CH3 AB29 AK35 cA age AVDD12_VPLL Bo4P Lc gt TXA4P CI ADDR 0 7 DO _HDMI4_JACK 2 ATI T 312 VDD3V3 AA29 AVDD33_ HDMI O RX HDMI 3 RX 0 5 Gee an BYDD33_LVDsB T gt TXA3N CI ADDR 1 ee AV DMI 1
43. 2 CI_TS_DATA 7 Close to CI Slot 5V_CI_ON R915 47 CI MT5369 TS CLK 4 e CI TS CLK R916 47 CI MT5369 TS VAL lt lt CI_TS_VAL R917 47 CI MT5369 TS SYNC lt CI_TS_SYNC L ed JK900 CI DATA 0 7 Close to M lov 10118309 015LF 4 CI CI GND 1 GND 100 CI_DET1 DAT3 _ 1 R927 2 CI_A_DATA 3 TS 31 lt 1 TS_OUT3 2214 CI_A_DATA 4 CI TS DATA 4 Q TS_OUT4 PATS CI_A_DATA 5 CI TS DATA 5 C J fec s PETS CI A DATA 6 ilc TS OUT6 6 DAT6 CI_A_DATA 7 CI TS DATA 71 3 TS OUT 7 R939 22 R911 22 IE CARD EN2 PCM IORD PCM CE2 7 PADDRIO lt CI_A_ADDR 10 PCM_IOWR CI VS1 7 vs o EN IORD R912 22 11 t IOWR MDI 0 7 1 appR10 Cee TS_IN_SYN nem 2 CI A ADDR 8 C D TS 1 CI_A_ADDR 13 R941 22 C D TS appR14 CI_A_ADDR 14 PCM_OE MDI 2 TS IN2 5 WR EN R942 22 PCM WE CI MD 3 TS 3 6 22 JPCH IROA C luF e 7 vcc e II R926 0 OPT VPP VPP R938 0 OPT CI_MDI 4 TS_IN4 TS_IN_VAL CI MDI 5 TS_IN5 TS_IN_CLK C DI 6 TS 6 ADDRIZ CI_A_ADDR 12 C D TS m CI ADDR 7 TS OUT CL ADDR6 CI TS upa J PUE CI A ADDR 6 R921 CI 3 PCM_RST 22 ADRS CI_A_ADDR 5 R922 CT CI WAIT PCM WAIT4 22 m CI ADDR 4 R920 22 OPT INPAC ADDR3 PCM INPACKX ES CI A ADDR 3 ADDR2 PCM REG e CI ADDR 2 CI TS VAL TS OUT VAL ADDR1
44. 52 DEMOB2 ET lt EAN61387601 C6549 DVB S amp CHB S2_RESET lt 0 luF m l OUF S2_F22_OUTPUT33 3 3V_D_Demod 16v A OPT e 52 SCL 34 C6524 5652 L 100pF 0 1uF ur gt LNB_TX Jr ae S2_SDA 35 L ul gt R6503 22 j She Um 2 LNI 36 C6517 DVB S amp CHB E Vout 0 6 1 R1 R2 18pF GND_ 37 CHB Max 480mA R6504 22 2C SDA4 else Max 240 3 DVB_S amp CHB 18pF 3 3V_D_D d 3 3V_TU 3 _D_Demo LNB_OUT OP 50V 2 2 1 8V_TU 3 3V_TU a IC6503 a NOT_T C amp AT z BLM18PG121SN1D i AE noT OT 9 de 8 cesso 7 6542 3 2 e C6531 10uF 0 1uF 0 1uF i6 Rout um I H ADJ GND emi 1 2 TDSN BO51F TDSN C251D TU6501 3 TDSN C051D j 1 C6546 C6548 o o o o o ann o wawa our 0 1uF Close to the tuner 10v ika L9 BR_TW_CN_TUNER ae POS MALMEN R6532 1 BLM18PG121SN1D 150mA MAX 120 ohm 3 3V_NQRMAL 3 3V TU A 5V_NORMAL 5V_TU iss NOT L9 BR TW CN Tuner BLM18PG121SN1D NS 2 di Jl 65 6 C6529 a C6530 2722 Ies C6536 C6539 0 1r 22uF O Tue 0 1 Zouk 0 1uF 22uF 16V 10V T ievzm EE T iov T m v 7 N SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES Close to the tuner Close to the tuner Tj SPECIAL
45. 7 CI_A_DATA 0 AR904 0 DATA O CI A 1 CI DATA 1 C DETEC CI_A_DATA 2 CI DATA 2 CI A DATA 3 CI DATA 3 A DATA 4 AR905 0 CI DATA 4 3 3 NORMAL 5 DATA S5 C TS NP U CT A DATA 6 CI DATA 6 CI A DATA 7 CI DATA 7 Close to MT5369 R910 R914 5 CI ON 5369 TS OUT 0 7 AR902 gt CI MDI 0 7 10K 10K A d CI CI MT5369 5 OUT 0 CI CI MDI O 15369 15 00711 T Dr R9332 R934 R935 lt R936 MT5369_TS_OUT 2 CI_MDI 2
46. AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes LGElectronics SECRET 1 2V_MTK_CORE 5600mA C524 10uF C506 eed ees 0 luF um 5 35 m TGF 1 2V_MTK_CORE 10uF pen L iz C539 gem bem pem luF T 1 2V_MTK_CORE 1 2V_MTK_AVDD A A L502 BLM18PG121SN1D mm Ium 5V_NORMAL DAC 3V3 A A IC501 AP1117E33G 13 e INADJ GND OUT C526 our 10V R500 1 C540 C544 our 0 1uF 10V 16V JACK POWER e Gaskit fat z m E 2 e RGB COMP ui 9 5 H H e E o N o 2 AS MEN aw gt z E 0 zi E M n A a E A a m gt z T r 5 n D 5 gt HDMI1 2 HDMI2 3 05 1 2 USB3 N N N N n N N N E H i H m eI N eI A s E zd sA e eld o EE 9 zl ES Ne al oj a Ne 97 97 g E gt gt n gt n gt T LG ELECTRONICS IC105 LGE2112 1 2 R7 d U7 9 lt ajo o gt p p
47. 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 IHE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC SECRET MODEL DATE BLOCK SHEET LGE Internal Use Only LG ELELTRONILS rj LGElectronics Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes DVB S2 LNB Part Option NI LNB_OUT lt CHED GED C6915 C6916 C6913 C6914 oPT LNB oN OPT LNB em a a Close to Tuner Surge protectioin THE A 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 IHE CRITICAL COMPONENTS IN THE Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes R6906 22K LNB N SYMBOL MARK OF THE SCHEMETIC Allegro A GND D6900 MBR230LSFT1G D6901 1 LNB SX34 40V D6901 LNB SMAB34 SECRET LGElectronics ku Ls cL S sas ee ee DCDC GND and A GND are connected DCDC_GND and A_GND are connected in pin 27 i PCB GND and A GND are connected gt em ap ap s s s s s D D D D D D D s s m Aum GP GER GP
48. 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 2 3 INTERSAT10 Copyright 2012 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 9 6 T 8 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 4 Scart Gender Jack 1EA PAL SECAM 222 x p Video Input PAL SECAM NTSC 42 uu m MISS foy Antenna AV1 AV2 Component Head phone out RGB HDMI1 HDMI2 HDMI3 USB1 USB2 USB3 Y Cb Cr Component Gender 1EA 8 RGB Input RGB PC Analog D SUB 15PIN HDMI1 DTV HDMIA PC support HDMI version 1 3 HDMI Input 4EA 1 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 QA
49. RX HDMI 3 0B mud J2 2 2 yog oe ee ae AJ35 LT ENTRE C347 AVDD33_LVDSA T gt TXA3P CI ADDR 2 5 X28 AVDD33 HDMI 2 RX HDMI 3 1 add a 1uF BOCLKN TXACLKN 2 CI ADDR 3 IRAM to AVDD33_HDMI_3_RX HDMT_3_RX_1B 1757 DS TATAR 25 AVSS12 LVDS 2 BOCLKP gt TXACLKP CI ADDRIA A AG5 mes ES 304 307 AB30 HDMI 3 RX 2 asss pod EE aps AVSS12_LvDs_1 2 gt gt TXA2N CI_ADDR 5 nnd s lt D2 _HDMI4_JACK AF5 2 E TP317 0 1uF 0 1uF Ap30 5533 1 3 2 5333 ans AVSS12_VPLL 2 gt TXA2P CI ADDR 6 AVSS33_HDMI_RX_2 HDMI_3_RX_C XL CK _HDMI4_JACK BEA Syn Bois TXA1N 318 NEZ BXSS33 HDMI RX 3 HDMI 3 RX CB I CK HDMI4 JACK ARS avss33_Lvpsa 1 2 gt rxaip CH1 ADDR 8 TETA RES lt AM3 AVSS33_HDMI_RX_4 BOON gt Txaon CI_ADDR 9 22520 AGT AMA TP321 36 REXT_VPLL BOOP gt TXA0P MT5369_MCLKI C n CI_ADDR 10 USB_DP3 4 USB_DP_PO E MT5369 MIVAL ERR 5 4 CI ADDR 11 TP 22 M 4 6 USB_DM3 USB_DM_PO BEAN gt MT5369_MISTRT CI_ADDR 12 12323 AUG 324 D36 BEAP gt TXB4P CI_ADDR 13 USB_DP2 537 USB DP_P1 sean E TXB3N CI ADDR 14 325 I USB_DM2 USB_DM_P1 BE3P 2 TXB3P 28326 Port was changed 5 MT5369_TS_OUT 0 7 TP327 AT13 BECLKN gt TXBCLKN
50. XvYcc D Vendor Specific HDMI 1 Deep color module 10bit MODEL NAME HEX 1 78 03 OC 00 10 00 B8 2D 20 OE 01 FC 08 10 18 10 06 10 16 10 28 10 HDMI2 78 03 0 00 20 00 B8 2D 20 CO OE 01 FC 08 10 18 10 06 10 16 10 28 10 HDMI3 78 03 0 00 30 00 B8 2D 20 OE 01 FC 08 10 18 10 06 10 16 10 28 10 HDMI4 78 03 0 00 40 00 B8 2D 20 CO OE 01 4F 3F FC 08 10 18 10 06 10 16 10 28 10 2 None deep color module 8bit MODEL NAME HEX 9 Colorimetry Data Block HDMI The Model not supporting XvYcc Except for LM7600 LGE Internal Use Only 4 2 White Balance Adjustment 4 2 1 Overview W B adj Objective amp How it works 1 Objective To reduce each Panel s W B deviation 2 How it works When R G B gain in the OSD is at 192 it means the panel is at its Full Dynamic Range In order to prevent saturation of Full Dynamic range and data one of R G B is fixed at 192 and the other two is lowered to find the desired value 3 Adjustment condition normal temperature 1 Surrounding Temperature 25 5 C 2 Warm up time About 5 Min 3 Surrounding Humidity 20 80 4 2 2 Equipment 1 Color Analyzer CA 210 LED Module CH 14 2 Adjustment Computer During auto adj RS 232C protocol is needed 3 Adjustment Remote control 4 Video Signal Generator MSPG 925F 720p 204 Gray Model 217 Pattern 49 gt Only when internal pattern is not av
51. ai ADC Calibration White Balance 11 20 Point WB 12 Test Pattern 13 Sub B C 14 Touch Sensitivity Setting 15 Ext Input Adjust White Balance G Gain B Gain R Cut G Cut B Cut Test Pattern Backlight Reset 0 1 2 3 4 8 6 7 8 9 Entry method 1 Press the ADJ button on the remote controller for adjustment 2 Enter into White Balance of item 7 After recording the G B GAIN Cut value of Color Temp Cool Medium Warm re enter the value after replacing the MAIN BOARD Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Standard Repair Process Detail Technical Manual Error A Video error_No video Audio Established 2010 12 14 symptom Power Board voltage measuring method oio Check the DC 24V 12V 3 5V 24 Pin Power Board Main Board 24V 1 24V N N O G O oclo lt lt 2 GND GND Inverter On off Lamp A Dim LED N C PWM Dim 1 N Go GND P_DIM2 Error out amp SCANNING Model PWM Dim 2 EN Copyright 2012 LG Electronics Inc rights reserved LGE Internal Use Only Only for training and service purposes Standard Repair Process Detail Technical Manual Error i A Video error_Video error video lag stop aa 2010 12 14 symptom Content TUNER input signal strength checking me
52. 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 LGE Internal Use Only SCREW ASSEMBLY WORKING GUIDE m Screw specification and application situation EE gt FAB31339402 M3 L4 5 BK Machine 16EA TE papers ATI FAB30013202 E M3 L8 White Taptite I 4 FAB30016124 M4 L14 BK Machine 4EA FAB30016122 4 M4 L20 BK lt Warning gt Check Screw Type When Screw is assembled at A Part If C Screw is used at the A part Module will get damaged Copyright 2012 LG Electronics Inc All rights reserved 18 LGE Internal Use Only Only for training and service purposes BLOCK DIAGRAM ED orez Su nm 19uJ9u33 NVI DILdO loranv 2d I 99 vas Us J 1nO SZI 9 1013909 930Uul9y aem SNINNWIG 1V201 IdS oa WO1d33 E 141m asn N casn casn EJ tasn SORS zs W3Nn1 S HAG r 5110 aowaa SL d 1
53. 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 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 semi
54. p p p p p p gt gt PPP lS S a lwjalajw 0 00 1 1 1 D oy V23 W23 X23 AA23 AC22 1 2V_MTK_CORE A AC23 AD24 P23 R24 T24 AC24 AC21 P20 AC20 EFO AC18 P18 AC17 Bek AD18 AD23 ALY VDD3V3 gt AK10 AK9 AK11 H29 J29 H30 J30 G31 G32 R33 E34 DECAP FOR SOC 1 2 HI DDEN UCC io kem 22 7 T luF 1 5V_DDR 0 1uF C508 0 1uF 523 0 luF IHH 5 C105 LGE2112 R2 R6 DVSS_51 DVSS_55 R3 R20 DVSS_52 DVSS_62 J4 EE T20 DVSS 37 DVSS 73 R4 020 DVSS_53 DVSS_83 Y4 v20 DVSS_107 DVSS_92 F5 W20 DVSS_20 DVSS_104 J5 Y20 DVSS 38 DVSS 117 R5 AA20 DVSS 54 DVSS 127 Y5 AB20 55 108 DVSS 137 5 G16 DVSS_95 DVSS_29 L7 R21 DVSS 44 DVSS_63 T21 DVSS_46 DVSS_74 R7 U21 DVSS_56 DVSS_84 AAS V21 DVSS 120 DVSS 93 AB5 W21 DVSS_130 DVSS_105 Y21 DVSS_43 DVSS_118 07 21 DVSS_77 DVSS_128 17 21 DVSS_97 DVSS_138 E R22 DVSS 13 55 64 E T22 DVSS 12 DVSS 75 F 022 DVSS_22 DVSS_85 G V22 DVSS_28 DVSS_94 J W22 DVSS_39 DVSS_106 R Y22 DVSS_57 DVSS_119 T AA22 DVSS 68 DVSS 129 U AB22 DVSS 78 DVSS
55. ss INSTEAD OF AMCCO209 N _ e e e gt 55 C7713 C7714 C7716 gt VGH_FB 10uF 10uF S810ur D7704 25V 25V 25V Tm te leg nce uc s C7746 C7748 1N4148W S lh i se p e OPT zs jolzia a s s s oj n o comp 2 SS SWP R7746 0 A e e 11 luF25V 1luF25V 100V e C7724 vm C7731 VDD lq LARON luF 51717 opr A CTRLP 2i C7755 C7757 E pur e i iew D7706 ur luF C7740 16V 1N4148W 50V 50V E 1000 100V e S LOSS C7736 50V D m 21000 A NR6020T6R8NC eo R7727 100K 07701 C7754 gt 6 8uH ews LIo luF E ER o W MMBT3906 NXP E R7729 C7715 C7722 2 7 10uF 10uF 7 T 1 16W 16V 16 I Right Source 41PIN LOCATION a e 7 C7737 C7739 R7718 0 1uF 0 1uF Eo 1 50V 50V 8uF R7713 7729 35v J 1 16W PANEL VCC 2 2 VCC18 1 16W 50V e L7704 OPE aer R7720 22uH SX34 47K e ETS e e p x 1 16 gt lt 5 C7703 C7702 40V gt TCOMP 0 1uF oe 0 01uF C7723 C7725 C7734 C7738 C7732 467735 50V 50V our 10uF LA 0 1uF 0 1uF 0 1u LL Sur 2 25V 25V 50V 50V 50V 35v THITOO0 47k ohm W NCP18WB474F10RB 1 3 Z OUT 7 CLK1 CLK2 LEVEL SHIFTER BLOCK gt CLK4 CLK5 CLK6 R7702 VGH_R g gt CLK6_I CLK6 VGH F m R7707 CLK5 I ETE gt CLK5 KL VGH_ODD CLK4_I a TITE gt CLK4 VGH_EVEN CLK3_I i gt CLKS n R7714 VGL I CLK2 I RITS CLK2 CLK1 I CLK1 m 2
56. 0 m eder ca or Off Clear Voice Off max Output Speaker 80 ou Impedance Clear Voice Off Measurement condition 1 RF input Mono 1 KHz sine wave signal 100 Modulation 2 CVBS Component 1 KHz sine wave signal 0 5 Vrms 3 RGB PC 1 KHz sine wave signal 0 7 Vrms Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes 17 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 Do not remove the USB from the port Do not unplug 4 Updating is starting TV Software Upgrade TV Software Upgrade COMPLETED purement UPGRADING WS 3396 Do not unplug The TV will restart automatically in seconds 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
57. 012 LG Electronics Inc All rights reserved Only for training and service purposes Dim Light Ea Dim Light LGE Internal Use Only Appendix Exchange the Module 1 Panel Mura Light leakage Panel Mura Light leakage Press damage r me Crosstalk Press damage Crosstalk Un repairable Cases In this case please exchange the module Press damage Copyright O 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Appendix Exchange the Module 2 Vertical Block Vertical Line i Vertical Block Source TAB IC Defect Source TAB IC Defect Source TAB IC Defect Horizontal Block Horizontal line Gate TAB IC Defect Gate TAB IC Defect Gate TAB IC Defect Un repairable Cases In this case please exchange the module Horizontal Block Gate TAB IC Defect Copyright O 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Standard Repair Process Detail Technical Manual Error B Power error _No power 2010 12 14 symptom Content Check front display LED ir Remote control and intelligent sensors Power indicator OK HOME INPUT IN v H N Touch buttons Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Standard Repair Process Detail Technical Manual Est
58. 012 LG Electronics Inc All rights reserved Only for training and service purposes Established Picture Problem aom _ 3 13 Menu Setup Booster Booster menu On Off Check gt Off On Check Check Tuner soldering Replace Main B D LGE Internal Use Only Standard Repair Process symptom gt Check RF signal cable DVB satellite signal or not Check whether other equipments have problem or not By connecting RF Cable at other equipment Set Top Box Different maker TV etc Check RF Signal level Check satellite setting Check LNB frequency Check satellite Check Satellite connection DiSEqC motor etc Check S W Version Contact with signal distributor Change satellite setting match with installed ANT or broadcaster Cable or Air Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes Errol A Picture Problem DVB S S2 oe Tuning fail Picture broken Freezing Revised date 3 13 Replace Main B D N Check Tuner soldering LGE Internal Use Only Standard Repair Process 4 13 Error A Video error aes EPFUPP symptom Foie Revised date A8 A10 11 x Y Check color by input E replace Link i uu Color Color y Color error LVDS and ertor Replace Main B D Replace module contact 2 condit
59. 1 4 7K R184 7K R138 4 B R187 4 NON DVB T2 TUNER NON DVB S TUNER NON DVB C2 TUNER MTK NON CP BOX MTK NO FRC Int MT IHE SYMBOL MARK OF THIS SCHEMETIC e MT e MT e MT 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 IHE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC Copyright O 2012 LG Electronics Inc All rights reserved Only for training and service purposes SECRET LGElectronics gt MODEL 0 gt 1 gt MODEL_OPT_2 gt MODEL_OPT_3 MODEL_OPT_4 MODEL_OPT_5 gt MODEL 6 M RFModule ISP MODEL OPT 7 MODEL 8 gt MODEL 9 YA MODEL OPT 10 FRC EMMC CLK lose to eMMC Flash IC8100 R174 10K STRAPPING LED PWMO LED PWM1 OPCTRL3 ICE mode 27M Serial boot 0 0 ICE mode 27M ROM to Nand boot ICE mode from eMMC 27M Rom to eMMC boot pins share pins w s NAND ICE mode from SDIO 27M ROM to eMMC boot pins Soc internal FRC LG FRC2 Reserved 0 0 MODEL 1 0 HIGH LOW MODEL 2 FHD HD MODEL 3 OPTIC NON OPTIC
60. 10 10K CI CI K 10K 10K 75369 TS OUT 3 CI MDI 3 eT LC gt _ T5369_TS_OUT 4 CI CI MDI 4 PCM WAIT T5369 TS OUT 5 CI MDI S5 3 3 NORMAL PCM INPACK CI A ADDR 0 14 CI ADDR 0 14 15369 5 OUT 6 CI MDI 6 A ete MT5369_TS_OUT 7 CI_MDI 7 VS1 A ADDR 0 906 0 CI ADDR O AR903 R906 R913 R918 R919 R923 R924 PCM REG CI A ADDRI I ADDR I 41 10K 47K 47K 47K 10K ae OPT CI CI at ae CI_A_ADDR 2 CI_ADDR 2 PCM_CE2 ADDRIS CI_ADDRI3 PCM_RST gt A 4 4 R907 47 CI A ADDR CI ADDR MT5369 MISTRT lt IN TS SYNC R900 PCM IROA AR907 0 CI TTA za 10K CI A ADDR 5 CI ADDR 5 5369 MIVAL ERR CI IN TS VAL OPT CI A ADDR 6 CI ADDR 6 R909 47 MT5369_MCLKI CI_IN_TS_CLK CI_A_ADDR 7 CI_ADDR 7 CI A ADDR 8 aR908 cl CI ADDR 8 CI A ADDR 9 CI ADDR 9 Close to MT5369 45 to CI Slot CI A VS1 Cy CI Vist CI_A_ADDR 10 CI_ADDR 10 OPT CI_A_ADDR 11 CI_ADDR 11 CI A ADDR 12 aR909 CI ADDR 12 R932 22 JEMA RTG CI_A_ADDR 13 CI_ADDR 13 OPT CI_A_ADDR 14 CI_ADDR 14 C TS OUTPU PCM 2 PCM_IOWR MT5369 TS IN 0 7 lt Close to CI Slot CI TS DATA 0 7 arse PCM gt T5369 TIS 0 AR 900 47 CI C TS DATAI O T5369 T9 l CI_TS_DATA 1 75369 T9 d CI TS DATA 2 PCM 1 75369 T9 3 CI TS DATA 3 T5369 TS IN 4 901 47 CI_TS_DATA 4 T5369_TS_ 5 CI TS DATA 5 T5369 TS IN 6 CI TS DATA 6 T5369 TS
61. 139 V R23 DVSS 87 55 65 W T23 DVSS_99 DVSS_76 Y U23 DVSS_112 DVSS_86 AA m AB23 55 122 DVSS 140 AB W6 DVSS 132 DVSS 96 H G17 DVSS 34 DVSS 30 R F25 DVSS_58 DVSS_27 T Y6 DVSS 69 DVSS 109 U E21 DVSS 79 DVSS 17 V F21 DVSS 88 DVSS 25 W L8 55 100 DVSS 45 Y T 55 113 DVSS 66 AA D11 DVSS 123 DVSS_7 AB E11 DVSS 133 DVSS 14 R D12 DVSS 59 55 8 T E22 DVSS_70 DVSS_18 U F22 DVSS_80 DVSS_26 V 625 DVSS_89 DVSS_33 Y AB19 DVSS_114 DVSS_136 T AA19 DVSS 71 DVSS 126 V P22 DVSS 90 55 49 Y W19 DVSS 115 DVSS 103 T U19 DVSS 72 DVSS 82 V R19 DVSS_91 DVSS 61 Y Y7 DVSS_116 DVSS_110 W AB18 DVSS 101 DVSS 35 AA 18 DVSS_124 DVSS_125 AB W18 pvss_134 pvss_102 R U18 DVSS_60 DVSS_81 AB X AAT DVSS_131 DVSS_121 H N22 DVSS_35 DVSS_47 H2 T8 DVSS_36 DVSS_67 J w8 DVSS_40 DVSS_98 J Y8 DVSS 41 DVSS 111 J2 E7 DVSS_42 DVSS 11 F8 ls DVSS_21 VN DECAP FOR SOC BOTTOM 1 2 CORE jw 545 0 1luF 1 5V_DDR hee ees 547 0 1 1 pei m uF i ECT MN LGE Internal Use Only PLACE SC ID SC CVBS IN JACK SIDE R610 51K 1 16W 1 R613 10K EU READY FOR FILTER EMI R611 EU 100pF CR 120 mE C607 R604 UE OPT d gt sc ID SOC gt SC CVBS IN IF
62. 2 D AGND_2 A 5V_USB_2 e 4 SW_IN_1 SW_OUT1 3 12 NC USB3 MAX 1 5A 3AU048 305 ZC LG JK4300 5v UsB 3 e ee 3 e e E BSD ror MTK ESD for Gel 152 a z 5 e S a re E C4310 PRS gt 100 Ay D 10v oma lt m N e 224 55 70st x n A I o 5V USB ord 5 A lt 2 14302 WIFI120 ohm oes BLM18PG121SN1D a a I Los con 4 I From Soc Lev 0 lup 10 4 1007 MAX AAA x Te 10V 10 i m WIFI WIFI WIFI WIFI a N L L P4301 ees 12507WR 04L acp USB DM3 For EMI K AL i Lo onec SL ual I Ama USB_DP3 I I 421 I USB_CTL3 WIFI_DM I gt USB_OCD3 I I WIFI_DP i r2 I M IX I Gene cen mr S u SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS SECRET ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC GElectronics DATE ELECTRONICS BLOCK T 2
63. 210 1 095 25V CI MTK IHE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION ESSENTIAL TAAT ONLY SECRET ELECTRONICS ELI ee IHE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC GElectronics BLOCK Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes T C S amp H NIM amp T2 C TUNER EU amp CHINA RE SW CH CIL USE T 2 C T C ATSC D MB ISDB T CHB CVBS
64. 2220 MMA8452 Sm Sensing device tilt Pitch amp Roll angle Remocon RF Wireless communication X tal Micom DC DC Converter TPS61097 Battery Boost up Regulator LDO1 uPI7716 ME MEN RF Gyro Accelerometer Power Supply LDO2 uPI7716 ME NN Audio Codec Mic Power Supply Copyright O 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 5 RF Pairing Un pairing Method Method If unpaired just press OK button f paired press OK button after unpairing Method 2 Repairing Press BACK button for 5 sec Benoa Press HOME button and BACK button at P 9 the same time for 5 sec Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes RF Pairing e When do pairing the remote should make pairing request IR signal 0x29 to TV When TV receive the IR signal it should send pairing request packet to the RF receiver After pairing success the remote should blink LED for some time and TV send pairing success packet back to I V When remote try to unpairing it doesn t care about state of receiver stand alone When remote try to unpairing it doesn t care about state of receiver stand alone After unpairing all pairing information should be erased After unpairing LED should be blinked for 3sec The remote just becomes to IH mode LGE Internal Use Only Introductions of 12 W
65. 4 4 7K AT24C256C SSHL T OPT A R104 AO vcc 4 7K OPT 1 WP A2 SCL 3 3V_NORMAL NVRAM_ST M24256 BRMN6TP TOI04 2 R1EX24256BSASOA SCL NVRAM R Write Protection R136 Low High Normal Operation Write Protection 33 GND SDA R137 gt 12C_SCL5 33 NVRAM ATMEL I2C SDA5 HDCP EEPROM HDCP EEPROM ST IC100 M24C16 R 3 3 NORMAL R181 4 7K SCL R191 22 SDA R192 22 HDCP EEPROM MICRO TCIOQ T 24LC16B AO VCC Al WP A2 SCL VSS SDA I2C SCL1 I2C SDA1 Z ESCUDO J qul O LA22 gt J LB22 JTAG AR100 10K 3 3V_NORMAL A A R146 10K MTK_JTAG 3 3V_NORMAL MTK_JTAG MTK_JTAG P100 12507WS 12L R152 IK JTRST lt JTDI lt JTMS lt JTCLKC R143 33 JTDO MTK_JTAG R144 10K MTK_JTAG 42 ORMAL R149 10K MTK_JTAG R145 10K R147 1K OPT R148 1K 3 3V_NORMAL A 1K 1 R153 K OPT gt LED_PWMO R151 OPT gt LED_PWM1 1 gt OPCTRL3 R154 K T 3 3 NORMAL A 2 34 AMP L D oe MM 2C 2 2C 3 2C 4 2C 5 oe oe NVRAM S Demod
66. 52 0 01uF AN28 11 R367 100 AVSS12_REC f T C amp AT amp CHB T XNOLHOR 55 e gt AUD LRCK ur 58 02 015 PCM IOWR 358 12 3 e 15 C312 R339 AOMCLK gt AUD MASTER CLK PCM RST TP307 2 29 C358 C363 10 371 100 gt m 0 01uF luF AOSDATA4 r AUD PCM_REG TP 308 33pF 50V 25V AOSDATA3 E C387 C389 C393 C396 1 309 T C amp AT amp CHB 11 Don t as GPIO Z22pF ZE22pr 22pF TT 33pF L301 E AOSDATA2 p 3p MT5369_TS_SYNC TP310 R346 0 R334 1 AN10 OE e e AN lt DSUB_G IF 3 AOSDATAL SET WE c336 T C amp AT amp CHB 5 9 e 15 01215 1 TP311 10v AOSDATAO d 0335 R321 5390 PCM_OE TP359 Close to Tuner c309 T C amp AT amp CHB n e lt 17 pF 75 OFT Close to MT53 ana NOS E 2 50v 55 02 015 MT5369_TS_VAL TP 360 ADCINP DEMOD HSYNC HSYNC 2 E R331 0 C337 p luF R335 AT32 25 USUBCVENNOTSUG _ _ 51 TP361 I ADCINN_DEMOD 7 _VSYNC_ 2 IF VSYNC 0 01uFp4C366 100 R356 MT5369_TS_CLK TP362 T C amp AT amp CHB 7 T C amp AT amp CHB 7 7 P ST VOERT h AD22 RP arza o 01iur c367 100 R357 _ TP363 T C amp AT amp CHBC310 AVDD33 DEMOD GP L304 J SOM WAI cd 6 W 190 UTE AVDD T SOA pa AU24 0 01uFf C368 100 R358 e DSUB_B E iu 9 S 33pF L NE AP24 0 01uF C369 100 R359 SC R SOC TP365 T C amp AT amp CHB
67. 729 7 BRDQ17 8704 emo 1ur qs Ka 1 BEARES L3 P2 1 NE E 4 5 1 0 1uF BRAT6 BRPOTS ius A15 M7 N9 BRA S BRDQI9 A15 R723 BRDQ20 fore M2 R1 1K alats BRATS N6 ABL IK e712 N8 2 R9 1 70 108 3 2 BRDQ21 1 0 1uF BRBAL BRBAO VEM M3 8 BRA 2 BRDQ22 2 BRBA1 S M1 AB2 BRCLKO M3 BRATII BRDQ23 E BRBA2 NS 31 s BRCLK1 Al BRA O K6 01 P 100 J7 A8 BRDOMS 5 BRDOM3 5 RITO 5 BRDQS3 9 K7 1 e5 wa BRCKE 5 26 ED 1 5V DDR BRDOSS gt BRDOS3 BRDQ 24 31 A AA3 45 BRCLKO BROKE D2 BRDQ24 BRCS 1 23 04 BRCLK1 2 DDRV_11 BRDQ25 9 5 4 BRODT BRCS DDRV_13 BRDQ26 33 Fl T5 T3 m BRRAS BRODIT DDRV_38 BRDQ27 Ex BRRAS a 82 T BRCAS p K3 H9 us 42 BRDO28 75 m IC702 1 BRWE KABIG16460 HCKO NISGBISOMUGBE DI JE L3 1 008740 BRDQ29 J1 NT5CB128M16BP DI K4B2G1646C HCKO F6 DDRV 14 BRDQ30 02 1 5 BRREST 38 ce DPRV_18 BRDQ31 1 5V_DDR 6 BRREST DDRV_23 L1 U6 M2 F3 L9 PPRV 41 BRRESET gt BRREST BRA 14 m BRDQSO 39 P BRDQSO BRDQS2 BRA 14 DDRV 48 DDRV 16 BRDQS2 F7 F24 a7 228919 DDRV_22 VSS 1 37 BRDQS1 i c A9 AGE DDRV_24 DDRV_29 BS VSS 2 BRDQS1 BRDQS3 B7 B3 NS DDRV 49 DDRV 21 473 x 2 8 vss_3 BRDQS3 DDRV_36 DDRV_28 5 20 EL P7 E24 vss_4 55
68. 8 C C 8 C e c 9 A12 a N8 A12 8 A13 9 A13 9 c 9 C 0 10 A13 N9 A13 9 A14 10 A14 10 C 0 C C 0 C 1 C 11 14 z 10 A14 C 10 Bl i 11 Bl 11 QE C CI 2 32 B1 3 11 B1 i Tr B7 12 B7 12 12 12 C 3 C 13 C B7 12 B7 12 B8 E 13 B8 E 13 C 3 3 C 4 C 14 C B8 E 13 B8 13 B9 14 B9 14 c_14 C 14 5 C 15 B9 14 B9 x 14 B10 P1 B10 E P1 C 15 CLTS c 6 C 16 10 1 10 Y P1 B11 isi P2 B11 n 2 G 6 6 C 7 gt 3527 Bll P2 B11 P2 B12 _ P8 B12 P8 G 17 C ep r sia 8 C A e EMMC CLK BALL r C 18 c B12 P8 B12 P8 P z 5 c_18 C 18 Don t Connect Power At VDD I sia 46 19 sia 36 19 EE pag EE o pes E C c 20 C c 20 B14 11 B14 m P11 n P12 c1 n P12 6 20 C c 20 C E 2951 a Gt ES m C1 ES 1 2 C1 P12 P P Gc C_21 Just Interal LDO Capacitor DATS c c P13 c3 P14 P14 2 C m E C m C P G P ome ex DUL DUS DUL DUS Y DU2 DU10 DU2 DU10 3 2 YZ DU3 DU11 DU3 DU11 Y_3 Y_3 DUA DU12 DUA DU12 Y 4 Y 4 DU5 DU13 DU5 DU13 Y 5 X 5 DU6 DU14 DU6 DU14 Y 6 Y 6 DUT DU15 DUT DU15 Y 7 Y 7 DUS DU16 DUS DU16 Y 8 Y 8 IHE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION
69. 81 o ris vi 38 2p ao 58 2c 45 ao 5A roo 1E 66 21 so Bo 51 T oo 18 30 rao 0 oo ao 5a oo 1E oo oo fool FD oo 3A Ese ie 5s 10 f oo oa 20 20 20 T 20 20 22 15 01 26 15 07 50 09 57 07 02 sa so 18 71 38 2D 40 58 2c 45 00 AO f oo f oo oo 1E f OT ID f 18 TI IC 16 58 2C 25 oo ao oo oo f 00 9E f O1 ID OO 72 51 DO 1E f 20 6E 28 55 oo ao 5a f oo f OO f OO 1E OO OO f OO 00 f oo oo oo oo 00 oo FF FF FF FF FF 100 60 03 68 SE 1E 53 10 00 OA 20 20 20 20 20 Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes 24 Reference HDMI1 HDMI4 RGB In the data of EDID bellows may be different by S W or Input mode Product ID HEX EDID Table DDC Function 0001 01 00 Analog Digital 6 Serial No Controlled on production line Month Year Controlled on production line ex Week 01 01 Year 2012 gt 16 fix Model Name Hex LGTV MODEL NAME HEX LD22bE 0000 00 FC 00 4C 47 20 54 56 0A 20 20 20 20 20 20 20 9 Checksum Changeable by total EDID data 2 2 2 2 10 bit 8 bit 10 bit 8 bit Xvycc none
70. A 2 3 6uH 16V VIN_1 y VBST 5 59 e e STU e 2 3 e II i IMS THERMAL NR8040T3R6N 438 NO 5 R2403 moet C2448 C2418 2419 kf c2427 4A POWER_ON OFF1 2 C2424 C2425 C2446 C2447 542 55 10v 10K 10uF 10uF O 1luF 0 1uF 1 4 C2404 E 10V 16 1 2403 10uF 10uF 10uF 10uF 292434 0 luF TPS54319TRE C2422 10V 10V 10V 10V 0 luF 16 i _ 511 GND R242714 02445 i E 2 0 01uF B de e 0 5 33K 22 nm Ila C2426 R2407 C2439 1 50V S x 2100 100K 3300pF m S 50V PGND2 9 2 PG 50V N 2 5 R2432 E 5 1 16W 2 5 R1 gt x PGND1 EN R2431 2421 3 8 J R2414 10K F Vout 0 3B L Ri R2 AW ii C2437 POWER ON OFF2 2 w 5 50V 0 luF 3 3V_NORMAL S 1 12411 2uH R2 C2442 C2444 BA 0 145 22uF 22ur 10 10 Vout 0 827 gt 1 R1 R2 1 521V Vout 1l1 R1 IH SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS SECRET ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC GElectronics Eri Tj MODEL DALE rj LG ELECTRONICS BLOCK Copyri
71. ARCS lt ARDO19 c5 R 1 3 RT 0 1uF ARWE CO 20 1 ARDQ21 DDR_NANYA Bis A12 DDR NANYA ARREST J ARRESET ARDQ22 i DDR HYNIX DDR HYNIX R731 ARDQ23 1K 747 A13 1 ARBAO lt ARBAO 0 1uF G11 E10 lt ARBA1 lt 1 ARDOM3 is gt ARDQOM3 ARBA2 C ARBA2 ARDOS3 5 gt ARDQS3 ARDQS3 gt ARDQS3 ARDO 24 31 F18 c6 1 5V_DDR ARDQ24 D10 ARDQ25 ARA 14b15 9 D7 e ARDQ26 C11 RVREF_B ARD027 8732 anpo28 4 1 lt C10 ARDQ29 B7 gt R733 ARDQ31 15 749 AVDD3V3_MEMPLL 0 1uF uH 1 5V_DDR E nre BIS A N14 3 3V_NORMAL AVDD33_MEMPLL N15 AVDD3V3 MEMPLL C718 C720 C722 C724 C726 C728 C705 1 2207 ARA 3 B13 PPM ela 0 1uF 0 1uF 0 1uF 0 1uF 0 1luF 0 1uF luF 2u u u u u u u 10V ARAIZ aia si DVSS 50 C700 ARA 0 14 1 5 DDR iz C721 C723 C725 jm jm s u 0 1luF 0 10 0 1luF 0 1luF 0 1luF 0 1luF luF nus IC105 LGE2112 RVREF_C RVREF_D P13 G2 li v3 RVREF C BRDQMO E4 gt BRDQMO RVREF_D BRDQSO E3 gt BRDQSO BRDQSO gt BRDQSO BRDQ 0 7 A BRCLK0 lt F3 BRCLKO BRDQO J BRCLKO C BRCLKO 1 5 2 v4 92 BRCLK1 lt BRCLK1 BRDQ3 C2 BRCLK1 88004 BRDQS P6 95 a2 1 5V_DDR PREKE BRDO6 IC702 4 n6 BEES H5TO2G63BFR PBC IC704 pi H5TQ2G63BFR PBC 1 5V_DDR RVREF_C ET BRRAS lt __ Em BRDQML g
72. COM_NON_JAPAN R3013 MICOM_NON_DIIVA SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR CRITICAL COMPONENTS IN THE N WHEN SERVICING IF IS SYMBOL MARK OF THE SCHEMETIC Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes MICOM POWER ON OFF2 3 MODEL OPTIOLN MODEL 0 NON DIVA DIVA For China MODEL_OPT_1 NON JAPAN JAPAN toco usd MODEL OPT 2 TACT_KEY TOUCH_KEY MODEL_OPT_3 LCD OLED PDP IR Wafer IR Wafer MODEL_OPT_4 aan For Sample Set GP3_Soft touch GP4 TOOL MODEL 5 NON MHL MHL GP4 HIGH MODEL OPT 6 NON GED GED N A MC8101_ABOV TACT_KEY SECRET LGElectronics CM3231_CAPELLA GP3 Soft touch CM3231_CAPELLA GP4 Soft touch 3 3V_NORMAL
73. CRET ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE 5 LGElectronics MODEL e DATE ELECTRONICS BLOCK SHEET Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 12V EU AUD OUT gt gt EU CHINA HOTEL OPT C6000 m AZASBSOMTR El 9 EU C6004 DTV MNT L OUTX P EU SCART AUDIO MUTE C6000 x e 50v R6011 C6008 luF 33K R6004 SIGN600005 j 25V gt pTV MNT_R_OUT EU 33 C6003 BU luF DTV MNT L OUTX pes R6008 33K 2 e Li C6005 EU EU 33pF Q6000 B MMBT3904 NXP gt SCART R FB R6013 510 SCART_MUTE lt C gt SCART_Lout SCART_Rout 3 5V_ST SCART_AMP_L_FB lt OPT R6012 4 7K DTV MNT_R_OUT lt C 06001 MMBT3904 NXP THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION SECRET LG ELECTRONICS MODEL IHE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC GElectronics BLOCKS SHEET a Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 3 3V_NORMAL EARPHONE AMP L6100 120 o
74. D RGB HDMI 0 01 0 01 Model Number D L Chip Type MTK 5369 Test Opti Wi Fi Version 1 0 Wi Fi Channel 4 Wi Fi MAC MAC Address ree IP Address 0 0 0 Widevine 13 Network Error History ESN Num 14 RF Remocon Test HOCP 0 OK 15 Access Code RF Receiver Version 00 00 Demod F W Ver Null 0 Demod F W Ver Null Debug Status Cento USB Status 0 0 T C im iy Hl 160 ELF 912176 00000 Entry method Power Off 0 POWER_OFF_BY_REMOTE_KEY1 1 POWER_OFF_BY_ACDET 2 POWER_OFF_BY_ACDET 3 POWER_OFF_BY_ACDET 4 POWER_OFF_BY_ACDET 14 POWER 15 POWER_OFF_BY REMOTE KEY 16 POWER_OFF_BY REMOTE 17 POWER_OFF_BY_KEYTIMEOUT 18 POWER OFF BY REMOTE KEY 19 POWER OFF BY REMOTE KEY 20 POWER_OFF_BY REMOTE KEY 71 POWER_OFF BY REMOTE KEY 2 POWER OFF BY REMOTE KEY 23 POWER OFF BY TIMER 24 POWER OFF BY REMOTE KEY 1 Press the IN START button of the remote controller for adjustment 2 Check the entry into adjustment item 3 Copyright O 2012 LG Electronics Inc All rights reserved Only for training and service purposes A22 LGE Internal Use Only Standard Repair Process Detail Technical Manual symptom C Audio error_No audio Normal video Content Checking method in menu when there is no audio rou BERE ALL MODELS Copyright O 2012 LG Electronics Inc All rights rese
75. DDC CLK DDC_CLK R331 100 R3303 100 ANN gt SCL 2 JACK gt DDC SCL 1 SOC NC NC REMOTE REMOTE CEC REMOTE CEC REMOTE L du ap G s G D D s G G G D D G D G G G G G G G G D D D ee G D G D G D G s D s D D s gt CK _HDMI2_JAC gt CK _HDMI1_SOC CK_GND CK_GND H H q CK CK Ea gt CK _HDMI2_JAC gt CK _HDMI1_SOC D0 io DO gt DO _HDMI2_JAC gt DO _HDMI1_soc DO_GND a DO_GND m m DO DO DO _HDMI2_JAC D0 _HDMI1_soc D1 D1 gt D1 _HDMI2_JAC gt D1 _HDMI1_soc D1_GND D1_GND 21 21 gt D1 4 HDMI2 JAC gt D1 _HDMT1_soc D2 D2 gt D2 _HDMI2_JAC gt D2 _HDMI1_SOC D2_GND D2_GND D2 D2 gt D2 _HDMI2_JAC gt D2 _HDM soc JK3302 JK3300 RSD 105156 100 UL x HDMI 2 RSD 105156 100 e UI HDMI4 TH N SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS SECRET ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC GElectronics Eri Tj MODEL msa aneor _ rj LG ELECTRONICS BLOCK Z Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and se
76. DMC 5M 02 200L ESD_MTK ESD_MTK ESD_ D4101 1 r 5 6V 200pF ADMC 5M 02 200L D4104 1 5 6v 200pF ADMC 5M 02 200L TK ESD for LG1152 ESD_LG ESD_LG ESD_LG D4100 2 L 5 6V 200pF ADMC 5M 02 200L 15 2 D4101 2 5 6V 200pF ADMC 5M 02 200L 152 D4104 2 5 6V 200pF ADMC 5M 02 200L 152 MODEL DATE BLOCK SHEET v7 LGE Internal Use Only 3 3V_NORMAL 5V USB FOR USB1 R4327 cae jy SS 10K R4323 uet 10K MAX 2A POWER_ON OFF2_4 IC4303 R4328 gt A ees s es TPS2554 EP 10K a C4327 0 1uF uns GND FAULT Ds 55 Je 1 10 24 0 lur oe C4329 4305 hiis TPS54331D m t foe 52 m 5 USB s E L4305 x wa IN_2 OUT_1 C4323 oop gt C4333 C4336 3 8 BLM18PG121SN1D 22uF ZZ0 1ur 4 E DVR Read 10 16V P 6 ILIM SEL z 1210 T 1 3 on EN ILIM1 lt 10uF 0 1uF Sm USB_CTL1 e 5 6 35V 50V x av E a Som P 25 3AU048 305 Z2C LG TOORA C4332 C4334 M S 92 29 JK4303 H m x 47 124700 areg 50V 50V apa e oo Rip 4 oy EN ES z n R4336 o lt 0 01uF OK et ea Loose m 50V 4
77. ECIAL 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 Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes IHE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC SECRET LGElectronics LG ELECTRONICS MODEL BME ee n LGE Internal Use Only
78. ET ECTRONICS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR BLOEK THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE 5 LGElectronics BLULK Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes MODEL s SHEET LGE Internal Use Only TH rj u N SYMBOL MARK OF THIS SCHEMET epee Gm G G s s LVDS_51PIN P7100 FI RE51S HF J R1500 LVDS 51Pin LV DS OU PU Connector 41 LV LVDS_4 P7101 DS OU 1PIN FI RE41S HF J R1500 2D 3D R7100 33 mm m ums ma LGD_2D 3D_CTRL LVDS_SEL 87105 33 I2C SDA1 3 3V_NORMAL CP_BOX R7106 33 12c scii AUO 65 MIRROR BOX R7101 3 3K LVDS_SEL LVDS_SEL_HIGH M R7107 33 PWM_DIM1 R7102 C LGD 32 37 LVDS 10K LVDS SEL LOW L DIM ENABLE R7108 33 OPC_EN GND LGD_32 37_LVDS_OPC lt s a TXAON TXAOP 1
79. G8 ve PPRV 37 DDRV_17 22 1 6 vss_5 BRDQM1 NON ps 3 3 3io PP8v 4 Dvss_15 vss_6 BRDOM3 78 DDRV_35 DVSS_23 a BRDO 16 23 H10 A18 vss_7 BRDQ 16 S MeL uis 32 29551 vss_8 E BRDO IT FT 0087 33 pvss_3 E vss 9 m BRDO I8 F2 PI P20 DPRV 15 Dvss_5 lois 55_10 H3 BRDO 19 F8 P9 620 DDRV 20 DVSS_9 E19 VSS 11 H8 BRDO 20 H3 T 515 DDRV_27 DVSS_16 F19 vss_12 BRDOT21 DDRV_25 DVSS_24 G2 E H8 T G18 c G19 H7 G2 D25 DDRV_26 DVSS_31 G22 BRDO 23 H7 DDRV 12 DVSS 32 BRDQ 8 15 C25 2 23 DDRV DVSS 1 B9 D7 BRDQ 24 31 25 a D1 c3 D7 B9 A25 PPRV 6 DVSS_2 526 5 DDRV_3 55_4 D8 c8 D c3 D1 us 3 34 Fs DDRV 30 DVSS 6 7 BRDQ 27 c2 E2 J8 DDRV 31 DVSS 10 F9 A2 BRDQ 28 A7 E8 DDRV_34 63 33 BRDO 30 Ga BRDO 3I G9 DDR 88 DDR NANYA DDR HYNIX DDR HYNIX DDR NANYA nnm 55 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 Li 27 7 720808 SECRET LG ELECTRONICS LOCK HEET LGElectronics Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only CI_DATA 0 7 CI_A_DATA 0
80. IFI built in ass y Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes WIFI Built in ass y feature LGIT WIFI built in feature USB interface BCM43236B 302 11n MAC 2 4 GHz 2 2 71n oGHz Radio Securty lt OTPOK bits ZK bits EZ Cortex EZ CPU Main Clockri20MBz USE 2 0 or HSIC GPIO sng WEAS USB Connector LGE Internal Use Only Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes WIFI Built in Block diagram Arcadyan USE iniedaces USB Interfaces Chip RT8020 BCM43236KMLG 053 55 5104 Serial FLASH Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes WNS522D ua Front R Switches ASM3053 55T 5104 MAC PHY Radio BChM432365KMLG ANTI Front End kl asa A eka T R Switches 29756 ale Antenna ASM3053755T 5104 earcadyan c n 160000057 305 Wing Chon A adn LGE Internal Use Only WIFI Built in ass y Specification Frequency Band Draft 802 11n Radio 2 4 GHz 802 11g Radio 2 4 GHz 802 11b Radio 2 4 GHz USA FCC Canada IC Europe ETSI Japan STD T66 STD 33 802 11a Radio 5 GHz Operating Channels IEEE 802 11b g n compliant 11 channels U
81. IS R340 100 C359940 047uF AR31 AD19 TU_CVBS CVBS1P AVDD12_RGB AN29 1 2V_MTK_AVDD T CVBSOP HP_OUT C361 luF AP30 L302 I CVBS_COM ee BLM18PG121SN1D VDD3V3 5533 VDAC Bc p Y AK24 21 AVDD33_CVBS_1 AVSS12_RGB Io AK25 AL24 AVDD33 CVBS 2 AVSS33 VDAC AL25 AVSS33_CVBS_1 5 26 AVSS33_CVBS_2 THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INC ORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICI ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR NG IF IS THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC Copyright O 2012 LG Electronics Inc All rights reserved Only for training and service purposes SECRET LGElectronics LG ELECTRONICS LK SHEET v LGE Internal Use Only TH oP TH Eri Tj u rj u 3 3V_NORMAL VDD3V3 L500 60mA BLM18PG121SN1D C500 C503 10uF je 504 m wam 23208 VDD3V3 A L501 BLM18PG121SN1D AVDD_33SB POWER ON OFF1 A lem I luF TP500 3 3V NORMAL sy 3 3 NORMAL EMMG ON A A A L504 L506 BLM18PG121 SN1D BLM18PG121 SN1D AVV e C512 C522 0 1uF 0 1uF 16V 16V SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES CIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE
82. M 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 256 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 HDMIA DTV RGB DVI Audio L R Input 10 Audio Input 3EA Component AV SPDIF out 1EA SPDIF out ww sss USB 3EA EMF DivX HD For SVC download JPEG MP3 DivX HD Ethernet 1 Ethernet Connect ss Copyright 2012 LG Electronics Inc All rights reserved ae LGE Internal Use Only Only for training and service purposes 5 Component Video Input Y CR PR mos MDIVS 00 7 s pao _ 79 1272 40 800 HN 6 RGB input PC VESAVGAJ VESASVGN 76 sasas 6009 VESA WXGA 78 1920x1080 67 5 6000 WUXGAReduced Blanking Copyright 2012 LG Electronics Inc All rights reserved B LGE Internal Use Only Only for training and service purposes 7 HDMI Input 7 1 DTV mode e 12072 449145 _ ism 09 28425 5000 _ s 820080 2697127 2397124 _ 1 iO 2 _ 7 2 PC mode 6 sexes 5438 07
83. MI2 JACK AGL HDMI 0 0B eei J 2 m AG33 rn AG37 mm gt TXC3N PP EACL AIRO PPMI 0 scL HDMI 0 RX 1 lt D1 _HDMI2_JACK gt TXC3P 53 DDC_SCL_3_JACK lt ra 1 1 5 1 0 amp X 18 Po D1 _HDMI2_JACK E I gt zxccLkN AC33 2 ppe SCL 1 lt HDMI_2_SCL 0 2 lt D2 _HDMI2_JACK AF4 TXCCLKP DDC SCL 4 JACK C HDMI_3_SCL HDMI_O_RX_2B lt D2 _HDMI2_JACK xc CO 2 lt CK _HDMI2_JACK AEA BDMI 0 RX C iii z gt 2 DDC_SDA_2_JACK 539 HDMI 0 SDA HDMI 0 RX CB CK HDMI2 JACK aoin gt TXC1N A 3 JACK mE F27 AE2 MD EEEN Se AE37 MODEL 8 18050 gt 1 lt DO _HDMI3_JACK 2 2 8 HDMI_1_Rx_0 A MODEL_OPT_9 asp aoon LD TXCON DDC_SDA_4_JA HDMI_3_SDA HDMI_1_RX_0B XD MODEL_OPT_10 zm TCON2 AOOP C TXCOP R304 AG31 HDMI I RX 1 1534 GCLK_soc C TCON3 304 1K AG Em 5V HDMI 2 JACK HDMI 0 5 HDMI 1 RX 1B lt D1 HDMI3 JACK B27 AL3 5V_HDMI_3 dm 309 bx ee a lt D2 _HDMI3_JACK a27 12084 ARAN 3_J2 IRS 2 2 AL4 K 22 42 306 Acai 1 5 HDMI 1 RX 2 4 uS GST SOC TCON5 AEAP RET gt TXD4P 5V HDMI 1 SOC lt ausi _2_ HDMI_1_Rx_2B D2 _HDMI3_JACK soc CJ ONE aran gt R307
84. N OFF1 24V 3 48V God c2428 17 POWER_ON OFF2_1 an uF 3300pF BLM18PG121SN1D C2436 POWER ON ORE 2 7 12 gt 3 58 10V 50V ON 0 1uF POWER ON OFF2 3 ST 34 5WV 35 5wWV I Liev POWER_ON OFF2_4 I I I I I I I i 0 I I I I I L 4 DDR MAIN 1 5V 1 2 A lt J POWER_ON OFF2_1 r aa o 12V 3 4 55 A V NORMAL 12404 C2420 L IC2400 2uH BLM18PG121SN1D 3 BOZXIOSGPI ERI HH 12410 1 2405 AL AMA 0 7 e e BLM18PG121SN1D EP PGND TPS54425PWPR 3 3 NORMAL NOTE 17 3 5V ST x PGND Nc_2 x 16V C2423 A 0 1uF c240 L c2408 240 4 2414 2441 Placed SMD OP vx 2 524000 eml uF opel OuF 3300pF S e Me 1 5V DDR uo 10V 10V 10V 10V 50V ano ea 4 1 C2405 QET e R2 240 2402252403 3 2428 C R R wel 0uF uF a T 3 3K 50V RI BLM18PG121SN1D VIN1 o5 VFB 10K 16V 16V Lev 11 T C2431 3 E 2 L2406 10uF P 15
85. North Latin America http aic lgservice com Europe Africa http eic lgservice com Asia Oceania http biz lgservice com Life s Good LED LCD TV CHASSIS LD22E MODEL 32LM660S 660T 669S 669T 32LM660S 660T ZA 32LM669S 669T ZC CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL P NO MFL67360905 1204 REV00 Printed in Korea CONTENTS CONTENTS u 2 BARELY PRECAUTIONS IS 3 SERVICING PRECAUTIONS 4 SPECIFICATION a aaa asas 6 ADJUSTMENT INSTRUCTION uuu llullu asss 10 SCREW ASSEMBLY WORKING GUIDE 18 BLOCK DIAGRAM 19 EXPLODED VIEW uu s 20 SCHEMATIC CIRCUIT DIAGRAM 2 1 Copyright 2012 LG Electronics Inc Alll rights reserved 122 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 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 th
86. OC AIN3_R_AADC AR2_ADAC CI_DATA 5 PCIE11_RXP RXVN_1 EPHY_RDN R337 0 AR37 id TP343 VDD3V3 C316 AT17 AV1 L IN Soc AIN3_L_AADC AL2_ADAC CI_DATA 6 _1 EPHY_RDP 2 TP344 Ic U24 AIN4_R_AADC CI_DATA 7 AVDD12_PCIE11 AP32 AM36 1 2 R376 1 2 R378 Sa ou E E 4 L AADC AR3_ADAC 1 2 377 1 2 R379 i T AVDD33_PCIE11 PHYLEDI AR36 TAS DG ars apa ANNE ANN MT5369 TS IN 0 TP346 C308 SU DEDE AP37 mud DT dera c399 C400 MT5369_TS_IN 1 TP347 T AIN5_L_AADC Ies 1200pF 1200pF 3 5 AR35 ire AG30 1200pF P MT5369_TS_IN 2 4 55812_ 11 24 315 AIN6_R_AADC AVDD33_DAC 1200p TP348 apis K E T TET 6 R7 2 AES MT5369 TS IN 3 Mey 136 1 2V_MTK_AVDD AIN6_L_AADC AVDD33_DAC1 DAC 3V3 5 E MT5369 TS IN 4 ES lue inii LACE AT JACK SIDE 52 3 4 VDD3V3 AK30 5369 TS IN 5 PCIEl11 REFCKP AVDD12_REC Wiss VDD3V3 uada sU DA 0 cuts 4556 SPDIF_OUT P TS_IN 5 TP351 T luF n AE30 MT5369_TS_IN 6 TP 352 1u s 01u 1u AL31 BXSSUSCDACI gt ARC MT5369_TS_IN 7 PASS E AD17 TUNER_SIF 2 1 C305 C362 33 vs L300 3 C328 J Y 2 6 AVDD33_LD E 0 1uF AVSS33_AADC Po DSUB_R SC ID SOC 354 116 ASPDIFO gt BLM15BD121SN1 CI_CD2 TP355 AJ27 Y C333 AVSS33_LD VMID_AADC TTE TT R322 CI CDl TP356 AVSSSS EOM ria AOBCK gt AUD_SCK 75 D301 PCM_IORD TP357 C3
87. PSL TIOS TOOS INTP4 P20 ANIO AVREFP MODEL1_OPT_5 KEY2 5 I be P75 KR5 INTP9 SCROI1 SCLOI R5F100GEAFB P21 ANI1 AVREFM P74 KRA INTP8 SIO1 SDAO1 7 P22 ANI2 3 3V_NORMAL HDMI_CEC MODEL1_OPT_2 P73 KR3 SO01 MICOM P23 ANI3 POWER ON OFF2 2 3 MODEL1_OPT_1 Sag a P72 KR2 8S021 P24 ANI4 10x POWER ON OFF2 3 _ MODEL1 OPT 0 m P71 KR1 SI21 SDA21 P25 ANL5 EEPROM_SDA e _ gt SIDE_HP_MUTE P70 KRO SCK21 SCL21 P26 ANI6 EEPROM SCDL oq e MODEL1_OPT_4 P30 1NTP3 RTC1HZ SCK11 SCL11 P27 ANI7 MODEL1_OPT_6 MODEL1_OPT_3 R3018 R3019 3 BK 3 3K 3 5V_ST H AIT CN oO O O O G O O O CGN O O s HF ay H e 261 O CO d O O n lt CN N alo D lt H H O C H Ayo nin a Ayo Ay OU O c n ol ay NIN al RIO A o nd al als AH FH fu HIN O a Bo m oloja H OJA o A lt od O 4 gt m LO Ay Ay AY NIN A N LO Ay 5 gt s w Ay x 2 5 n d Bs s 3 3 NORMAL ra d 2 EU og 9 x Dr M d amp a N cue CEC n 5 S 5 A lt m H R3034 gt 4 7K POWER_ON OFF1 lt gt EDID_WP 4 3 5WV ST 03000 MMBT3904 NXP EDID WP E R3028 R3029 27K 120K D3000 BAT54_SUZHO CEC_REMOTE
88. Probe location Color Analyzer CA 210 probe should be within 10 cm and perpendicular of the module surface 80 100 3 Aging time After Aging Start Keep the Power ON status during 5 Minutes In case of LCD Back light on should be checked using no signal or Full white pattern 4 2 6 Reference White balance adjusmtment coordinate and color temperature Luminance 204 Gray Standard color coordinate and temperature using CS 1000 over 26 inch Standard color coordinate and temperature using CA 210 CH 14 EM JAN rr Temp AUV 0 269 0 002 0 273 0 002 13000 K 0 0000 0 285 0 002 0 293 0 002 9300 K 0 0000 0 313 0 002 0 329 0 002 6500 K 0 0000 4 2 7 LED White balance table EDGE LED module change color coordinate because of aging time Apply under the color coordinate table for compensated aging time LM76 67 66 series oO cO oO 316 6 oO Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes 15 4 3 EYE Q function check 1 Turn on TV 2 Press EYE key of Adjustment remote control 3 Cover the Eye Q Il sensor on the front of the using your hand and wait for 6 seconds 4 Confirm that R G B value is lower than 10 of the Raw Data Sensor data Back light If after 6 seconds R G B value is not lower than 10 replace Eye Q Il sensor 5 Remove your hand from t
89. QMO C ARDOMO ARWE J1 AC2 721 T2 J9 A3 DDRV_45 ARDQSO BZ gt ARDOSO T2 ARREST DDRV_1 gt ARDQSO 0 7 4212 4 ARDQSO C23 m A 5 ARDOL gt ARDQS2 ds ARA 14 3 PPRV 8 ARDQ2 G3 s i ARDQSO ARDQS2 DPRV_10 ARDO3 575 35 a cs ppRv_4 ARDO4 20 ARDQS1 ARDQS3 Bj 54 7 aRDOS B7 ARDQS3 6 GENES ARDQS1 5 1 Aca PPRV 46 ARDQ6 El NE ET DDRV_47 ARDQ7 E7 ARD0M2 D3 22 G10 21 2 ARDQMI ARBOMS 48 x TP700 aroomi 775 gt ARDOM1 ARDQ 0 7 ARDO 16 23 ARDQ 16 RVREF A RVREF_B TRA ARDOS1 755 gt ARDOS1 amo reais E3 V gt ARDOS1 Yves x ARDQS1 Qs ARDOTI71 F7 M9 G13 2 A17 RVREF B ARDQ8 ARDO IS F2 P1 621 98 1 33 RVREF_A ARDQ9 20 H3 a ARDO10 S ARDQ11 ARDO 2I H8 T9 F10 9 20 H ARDOIQZZ 22 ARCKE lt ARD012 D22 G2 XREDOTZ3 A 1 515 H7 52 ARCLK1 lt c9 ARCLK1 ARDQ14 C22 ARDQ 8 15 ARDQ 24 31 ARDQI24 B3 vsso_l 1 C ARCLK1 015 D7 ss ARDO 25 VSSQ_2 A20 AT ARDOIZT E vsso_4 gt n lt ARCLKO ARDQS2 S gt ARDQS2 c2 5 AT ARDQ 28 n vsso_s i ARDOS2 o gt ARDOS2 ARDO 16 23 XRDOT29 VSSQ 6 5 1 5 DDR ARODT C ARDQ16 DE A2 ARDOI 30 E VSSQ_7 ei A ARRAS lt ARDQ17 EN B8 7 vsso_8 ARCAS ARD018 31 A3 G9 vsso_9 a RVREF_A ae
90. Red E ME Press to hide OSD s GVI VINIL Test Pattern im gt 1 lt gt gt Touch Sensitivity Setting Ext Input Adjust Test Patten E Test Petter 1 TOT MEME Due TU ME Black i Press to hide OSD Press to hide OSD You can view 6 types of patterns using the ADJ Key Checking item 1 Defective pixel 2 Residual image 3 MODULE error ADD BAR SCAN BAR 4 Video error Classification of MODULE or Main B D Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Appendix Exchange T Con Board 1 Solder defect CNT Broken Solder defect CNT Broken Solder defect Short Crack Abnormal Power Section Solder defect Short Crack Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Appendix Exchange T Con Board 2 Abnormal Power Section Abnormal Power Section Solder defect Short Crack E SUM 15 d i Solder defect Short Crack Fuse Open Abnormal power section Abnormal Display O GRADATION GRADATION Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Appendix Exchange PSU LED driver EM 1 No Light E Dim Light No picture Sound Ok Copyright O 2
91. S TXCON TXCOP TXC2N TXC2P TXCCLKN TXCCLKP TXC3N TXC3P TXC4N TXC4P TXDON TXDOP TXDIN TXD1P TXD2N TXD2P TXDCLKN TXDCLKP TXD3N TXD3P TXD4N TXD4P MUDEL LGE Internal Use Only LOCAL DIMMING To LED DRIVER P7600 3 3V_NORMAL A 12507WR 08L L DIM OUT RISOS 10K MES AR7600 ore 33 S TM 1 1 6 W 2 E gt L DIMO SCLK L DIMO_MOSI 9 2C SCL1 9 LhL DIM OUT R7606 33 L DIM_OUT 4 7K L DIM_OUT 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 manda wen a mu ee ns d uc max ras ss 5 ELECTRONICS BLDEK _ SHEET Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes DATE THIS IS REVERSE PATTERN Left Source 51 LOCA lt BLOCK gt
92. S Canada 13 channels ETSI 14 channels Japan Transmit Power and Sensitivity TX Output Power Typical Meet emission standard 11b 17 2 dBm 112 14 2 dBm 54Mbps Each chain lin 13 2 dBm Each chain Rx Sensitivity Typical 69dBm at HT20 m7 2 4GHz 87dBm at HT20 m0 2 4GHz 69dBm at HT20 m7 5 0GHz 87dBm at HT20 m0 5 0GHz Modulation DBPSK 1Mbps DOPSK 2Mbp CCK S 5 11 Mbps Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes 2412 2462MHz Ch1 Ch11 2412 2462MHz Ch1 Ch11 2412 2472MHz Ch1 Ch13 2412 2484MHz Ch1 Ch14 Mbps OPSE 12 18Mbps 16 AMETE 24Mbps G4 O ANE AE SAMpb and above Curent coaeumptioni5V DCE Full load 430014 Operating Temperature 60 C ambient Storage 20 60 C ambient tider 859 and must be mon cenmndensing Regulation and certification compliance available WiFi Fi CERTIFIED Wi Fi PROTECTED Wi Fi SETUP ETUP LGE Internal Use Only 12Y Widevine amp HDCP 2 0 amp NETFLX 1 Widevine 2 HDCP 2 0 amp NETFLIX 3 DTCP 4 Changed BOM Copyright O 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 1 Widevine Widevine Widevine is the Solution Library offering Adaptive Streaming and DRM In BB
93. Specification defines a cryptogrphic protocol for protecting audio video entertainment content from unauthorized copying intercepting and tampering as it traverses digital transmission mechanisms such as a high performance serial bus that conforms to the IEEE 1394 1995 standard Only legitimate entertainment content delivered to a source device via another approved copy protection system such as the DVD Content Scrambling System will be protected by this protection system Three cryptographic Keys e Authentication Key which is formed as a result of authentication and used to protect the exchange keys Key which is used to set up and protect content streams eContent Key which is used to encrpt the content being exchanged Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 4 Changed BOM As Was Current Model Info Input Format Lu Platform GP4 Ex GP1R GP2 GP4 Startrek Model Info Platform EA Ex GP2 Startrek m phi ass Main 3548 3544 Model Data Tool Option1 32967 Country Group EU v Model Data Tool Option2 41027 Country Tool Option Area Code Tool Option Country Group Tool Option3 17245 Area Code or Option 162 Tool Qptiona Country Tool Option4 37481 Tool Option4 Area Option Tool 5 23191 Tool Options Tool OptionB Tool Option6 1323 T
94. T2 LNB Demod 2C 6 R128 1 2K R131 1 2K R134 2 7K F R13 2 9 K R142 2 7K R173 2 7K R185 2 7K R188 2 7K R156 2 7K R160 2 7K R164 2 7K R177 2 7K TUNER_MOPLL T C ATV STB_SCL gt 2 5 1 STB_SDA NO I2C_SDA1 OPCTRL_11_SCL F 2 secu2 OPCTRL 10 SDA Ls 2C_SDA2 OSCL1 2C SCL3 OSDA1 OSCL2 2C_SDA3 H 2C_SCL4 OSDA2 2C_SDA4 OSCLO OSDAO 2C_SCL5 R121 AAA33 Ri N Lo 2C SDA5 OPCTRL 1 SCL gt I2C SCL6 OPCTRL 0 SDA R123 ANM I2C SDA6 NG HDCP KI 3 3V_NORMAL A Model Option R101 4 7K R106 4 7K MTK_FHD R108 4 7K MTK_OPTIC_Tx_IC R125 4 7K R130 MTK_3D_DEPTH_IC TK FRC3 URSAS5 4 7K MTK_DDR_768MB R132 4 7K R135 4 7K R140 4 7K R175 4 7K R186 MTK_CP_BOX TK_DVB_T2_TUNER MTK_DVB_S_TUNER TK_DVB_C2_TUNER 4 7K MTK_EPI R189 4 7K Int FRC URSA5 FRC R102 4 7K R107 4 7K R109 4 7K R127 4 7K R129 MTK_HD NON_3D_DEPTH_IC MTK_NO_FRC FRC3 MTK_NON_OPTIC_Tx_IC 4 7K TK_DDR_DEFAULT R133 4 7K gt S2_RESET Et 4 7K R14
95. T5369_XTAL_IN MT5369_XTAL_OUT lt VDD_33SBA AT34 AU34 AK27 C116 0 1uF ite gt AH26 AK18 C117 VDD3V3 AK17 AK23 C118 0 1uF Hie C107 2 2uF 10V AM27 AVDD33 XTAL STB AVSS33_XTAL_STB AVDD33_VGA_STB AVSS33_VGA_STB AVDD33_PLLGP MT5369_NON_RM TOLOS LGE2112 POWE POOE POCEL POCEO DD7 DD6 DD5 DD4 DD3 DD2 DD1 DDO PARB PACLE PAALE EMMC_CLK OPWRSB ORESET AVSS33_PLLGP AJ20 C108 2 2uF 10V vm AVDD10 LDO 5 WR STB SCL STB SDA ADDR H32 ADDR E37 ADDR F36 ADDR G37 ADDR G36 ADDR G35 ADDR G34 ADDR H34 ADDR L34 ADDR L32 ADDR 33 m ADDR 11 32 ADDR 12 H33 ADDR 13 LII 36 ADDR 14 J32 J34 34 MT5369 TS OUT 315 MT5369 TS OUT 37 MT5369 TS OUT J36 MT5369 TS OUT J37 MT5369 TS OUT J35 MT5369 TS OUT J33 MT5369 TS OUT G33 F Gy On L s Qy E MT5369_TS_OUT H35 _DATA 0 H31 _DATA F34 _DATA E36 _DATA N33 _DATA P32 _DATA M35 _DATA M37 _ o N M33 SLOT MT5369_TS_IN MT5369_TS_IN MT5369
96. TV when special CP do service this module is required key Currently CP which is requested to widevine is typically Australian Bigpond Live and North American CinemaNow Furthermore because the future will be the spread of CP widevine key download for the global model should be applied to production Because operation unique key should be downloaded for Widevine Widevine key dowmload by NSU is impossible Widevine Key Widevine Key is unique data stored TV for using Widevine Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 2 HDCP 2 0 amp NETFLIX v V HDCP High bandwidth Digital Content Protection 1 D Protect high value digital motion pictures television programs and audio against unauthorized interception and copying between a digital set top box or digital video recorder and a digital TV or PC Specification developed by Intel Corporation to protect digital entertainment across the DVI HDMI interface Why HDCP2 0 HDCP revision 2 0 supports a broader range of wired and wireless interfaces Netflix the services maintain a huge selection of movies and latest releases and offer DVD rentals via mail amp online streaming Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 3 DTCP DTCP The Digital Transmission Content Protection
97. VR TSCLK PVR TSVAL PVR TSSYNC PVR TSDATAO PVR TSDATA SPI CL SPI CLK SPI DATA SPI C LDM CS LDM CLK LDM VSYNC LDM DO LDM DI LED PWM1 LED PWMO OPCTRL OPCTRL OPCTR OPCTR PCTR PCTR PCTR PCTR PCTR PCTR PCTR 3 3 NORMAL AR18 T gt SOC TX AP SOC RX R165 R167 4 7K 4 7 016 n M RX AT e gt M REMOTE TX A35 gt EMMC CMD C33 Bos EMMC DATA 2 7 D33 D29 EMMC DATA 7 C30 DATA 6 D30 EMMC_DATA 5 B31 EMMC_DATA 4 3 3V_NORMAL A31 _ 3 _ 2 Bee R157 A32 4 7K C32 OPT D32 2 R178 A EMMC_DATA 1 4 7K C34 OPT EMMC DATA 0 C29 gt EMMC_CLK AM20 3 3 NORMAL A R155 10K AU21 R158 33 R172 OPT IR OPT e lt SOC_RESET D27 R159 4 7K 22 C114 0 1uF AT21 16V gt STB_SCL AR21 STB_SDA T34 _ gt PCM_RST FE TS DATA 0 7 T32 T36 PE_TS_CLK FE_TS_DATA 0 U36 FE TS DATA 1 T33 FE TS DATA 2 T30 FE TS DATA 3 v33 FE TS DATA 4 EXTERNAL DEMOD SOC v32 FE_TS_DATA 5 v31 FE_TS_DATA 6 v30 FE_TS_DATA 7 T35 lt FE TS SYNC T31 FE TS VAL Hoe gt PCM REG T37 XE PCM CE1 R MT5369 TS SYNC CI SLOT SOC RSS gt PCM WE E36 gt PCM OE R34 m MT5369 TS VAL cy SLOT gt SOC R CI
98. _HDMI4_JAC DO A Di gt D0 _HDMI3_JAC gt D1 _HDMI4_JAc 1 D1_GND gt D1 _HDMI3_JAC D1_GND a P lt IC3300 v MMBD6100 Y YV s d gt D1 _HDMI4_JAC Diet M24C02 RMN6T D3300 D2 D1 _HDMI3_uJAc gt D2 _HDMI4_JAc D2 gt D2 _HDMI3_JAC pex E E0 vcc D2_GND b eas D2 _HDMI4_Jac Dex 0 lu gt D2 _HDMI3_JAC El we 16V R3325R3325 EDID_WP 223 HE R3319 E E2 SCL 22 RSD 105156 100 3301 JK3303 ou eee EDID lt ppc_scr_1_soc DDC_SCL_3_JACK JK m U I 5 HDMII RSD 105156 100 S vss SDA 22 SDA 1 SOC LLL U I m HDMI 3 HDMI XT EDID DDC_SDA_3_JACK 5V_HDMI_2_JACK 5V_NORMAL 5V_HDMI_4_JACK 5V_NORMAL A A A A e N ale z lt MMBD6100 MMBD6100 5V_HDMI_2_JACK 5V_HDMI_1_SOC Y Y D3301 Y Y D3303 R3316 R3318 R3304 R3306 1K 4 7K 1K 4 7K BODY_SHTIELD BODY_ SHIELD HDMI_INTERNAL_EDID R3317 83305 HP_DET R3313 Q3302 B R3301 Q3300 B DDC_SCL_2_JACK 13 3504 NXP HDMI_HPD_2_JACK HP_DET T3904 NXP e HDMI HPD 1 SOC ae DDC_SCL_4_JACK 5V 5V z p lt DDC SDA 2 JACK GND GND HDMI_EXT_EDID 4 DDC_SDA_4_JACK DDC_DATA DDC_DATA R3302 100 2 RIBLA AA 100 DDC_SDA_2_JACK DDC SDA 1 SOC
99. _TS_IN MT5369_TS_IN gt SOC F35 E35 E37 0 1 2 3 N32 MT5369_TS_IN M34 MT5369_TS_IN M36 M32 0 1 2 3 4 5 6 7 L33 4 5 MT5369_TS_IN MT5369_TS_IN E33 E32 F32 29 D31 C31 lE T c100 O 1luFO 1uFO OPT OPT OPT SC ID SOC OPT OPT OPT e e C102 c103 C105 C106 C104 uF 0 luFo0 luF 0 luF EP MODEL 0 MODEL 1 E30 E31 TS T E29 LOCK6 ERROR OUT MODEL 3 MODEL OPT 7 M RFModule ISP MODEL 5 N ROS MODEL 6 ON EU 10K R176 9 9 9 AUS AN23 10K AN24 R162 10K AP23 R163 10K AR23 MODEL_OPT_4 AU23 M_RFModule_RESET lt AT23 OPC_EN lt AM24 TU RESET AM23 S2 RESET C N DEMOD_RST DEMOD_TSCLK OD_TSDATAO OD TSDATA1 OD TSDATA2 OD TSDATA3 OD_TSDATA4 DE DE DE DE DE DEMOD_TSDATAS5 DEMOD_TSDATA6 DEMOD TSDATA7 DEMOD TSSYNC DEMOD TSVAL er CI TSCIK CI TSDATAO CI TSSYNC CI TSVAL P
100. a Level shifter Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes MTK5369 Block Diagram LM76 NM ANALOG s Cable DEMOD CI slot Power load T C 777771 DIGITAL L i TS 4 ee oe Soa oS DEMOD 1 I p a r1 IF CONTROLER DVB S DIGITAL CVBS 5 15 S2 DEMOD S2 IS SP USB1 SS 5 3 2 LNB USB Z HDMH m Side HDCP HDMI2 8 i TTE EEPROM L R Out CVBS COMP oo mm COMPil C Ear SCARTI GB In CVBS In Out Qu Vl Rear PC RGBI 68385 6 SPI LOCAL DIMMING CVBS M Remote Module RGB H V Remote Control L R In ri Eth LAN ernet Li RS 232C kas wasa ami cms cmn dn 1 Copyright 2012 LG Electronics Inc rights reserved LGE Internal Use Only Only for training and service purposes Jack Interface Full Scart 18 Pin Gender SC_R G B SC_DET SC_L R_IN SC_FB SC ID SC CVBS IN DITV MNT V OUT DTV MNT L OUT SCART LOUT DTV MNT R OUT IC6000 SCART_ROUT AZ4580M COMP1_Y Pb Pr covP1_DET Copyright 2012 LG Electronics Inc All rights reserved Only for traini
101. ablished B Power error No power Content Check power input voltage and ST BY 5V ipei E For 10 models there is no voltage out for st by purpose When st by only 3 5V is normally on A18 Check the DC 20V 24V 12V 3 5V 19 12V 20 Lamp A Dim LED N C GND P_DIM2 24 Error out amp SCANNING Model PWM Dim 2 Copyright O 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Standard Repair Process Detail Technical Manual Error B Power error _No power 2010 12 14 symptom Check power on pin is high 24 Pin Power Board gt Main Board 24V 24V G zZ G GO o Z 2 oO O O O lt lt O Inverter On off Lamp A Dim LED N C PWM Dim 1 GND P_DIM2 Lamp SCANNING Model PWM Dim 2 Error out Copyright O 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Standard Repair Process Detail Technical Manual us ili iewi Established B Power error when on off whiling viewing POWER OFF MODE checking method rou MEN LCD TV ALL MODELS START PLATA ETT 3 Serial Numbe 5 1107 S W Version 00 00 0701 ty ADC Data MICOM Version 1 02 9 3 Power Off Status BOOT Version 1 00 58 System 1 IR LED Version 0 0 System 2 PWM min max 3DDuty 5 99 99 System 3 EDI
102. ailable Color Analyzer Matrix should be calibrated using CS 100 4 2 3 Equipment connection MAP Color Analyzer RS 232C Pattern Generator Signal Source If TV internal pattern is used not needed 4 2 4 Adj Command Protocol Command Format ISTART 6E 50 03 A CMD A 00 A A CS STOP LEN Number of Data Byte to be sent CMD Command VAL FOS Data value CS Checksum of sent data A Acknowledge Ex Send JA 00 DD 00 okDDX RS 232C Command used during auto adjustment RS 232C COMMAND ID Explantion Begin White Balance adjustment Gain adjustment internal white pattern Gain adjustment completed Offset adjustment internal white pattern Offset adjustment completed End White Balance adjustment internal pattern disappears Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes 14 wb 0000 gt Begin white balance auto adj wb 0010 gt Gain adj ja 00 ff gt Adj data jb 00 cO wb 00 1f Gain adj completed wb 00 20 Start wb 00 2f end gt Off set adj wb 00 ff End white balance auto adj Adj Map Adi it Command Data Range Default J nem lower caseASCII Hex Decimal _ RGain j g BGan j 4 Ret J j j ict JJ j j 4 2 5 Adj method 1 Auto adj method
103. ation Ee norman Component Replace Main B D S W Version Check P fix Fix in DVI Optical Replace Main B D external device cable SeceidaBes ecognition errof with technical information Copyright O 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Standard Repair Process symptom E Circuit noise mechanical noise 1243 Established Error date Replace PSU with LED driver Identif Check location of OR Replace LED driver Check location of noise When the nose is severe replace the module gt Mechanical 4 For models with fix information upgrade the S W or 22 provide the description description When the customer does not agree apply the process by stage f there is a Tak noise from the cabinet a B i refer to the KMS fix information and then proceed Part related to nose in the Owner s Manual as shown in the solution manual For models without any fix information provide the description LGE Internal Use Only Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes Standard Repair Process symptom ymp Exterior defect Revised date 13 13 OON DHT Replace module BV lt Le e exterior damage 2 jus A28 Replace cabinet Replace remote controller Replace stand Copyright 2012 LG Elect
104. conductor 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 discharging wrist strap device which should be removed to prevent poten tial shock reasons prior to applying power to the unit under test Copyright 2012 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 solder removal devices not classified as anti static can generate electrical charges sufficient to damage ES devices 5 Do not use freon propelled chemicals These can generate electrical charges sufficient to damage ES devices 6 Do not remove a replacement ES device from its protective package until immediately before you are ready to install it Most replacement ES devices are packaged with leads electri cally shorted together by conductive foam aluminum foil or comparable conductive material 7 Immediately before removing the protective material from the leads of a replacement ES device touch the protective material to the chassis or circuit assembly into which t
105. cot hog p PI m N lt GIP_RST M x M H gt VCOMRFB 000000 VDD H_vpD A A RE AC 87748 VGL 1 16 4 REVERSE 0 9 R7740 0 gt VGL I 7749 1K 1 16W R7703 47 VGH_R BI SCAN 1 16W TXA4N EO_SOC gt EO VGH_R lt 4 REVERSE xd R7741 0 1 16W m FROM SOC VGH_F GCLK DISCHG VGH_F lt j aw GCLK 1 16W gt MCLK A SET 15pF VGH ODD lt i MCLK TXACLKP 50V EVEN TPS65198 GST VDD TXACLKN VGHZEVEN 11 GST R7735 A VST IC7701 EO 100 VST c EPI EO 17168 E i R7719 0 RESET VSENSE gt RE RST e 1 16w R7704 47 1 16W 1 GST SOC cst pIscHe lt DISCHG GND 7736 LC 7750 R7743 0 TXALN 1 16W 75 uF FROM SOC 1 16W 25y 1 16W VDD PANEL VCC Vcore 7718 R7716 A i VGL 0 de RSi ues A 1 16W 15K 15K 50V OPT R7738 87747 1 16w 1 16W i i6w 1 16W B QET EPI_LOCK3 OPT R7752 R7754 3 3V_NORMAL a 7126 15K 13K gt EPI LOCK6 SOURCE MS l i6W luF 1 16W I 18 e R7705 47 i MCLK SOC gt MCLK aon VCOM P GMA16 1 16W C R7758 EROM SOG ur luF VCOM_N GMA15 10K 16V 25V e VCOM LOOP VCC18 R7756 C7719 R7731 0 GMA14 10K i gt EPI LOCK6 15pF 1 16W GMA12 c R7757 8 GMA10 e MMBT3904 NXP gt Es GMA9 R7761 10K Q7703 10K E D7702 GMA7 OPT R7706 R7734 0 i 5 AES GCLK_SOC GCLK 1 1868 REM B disp
106. cou 15804 465819 2165823 L ZU NC 15 EV 5 10 Ts 10 0uH m eae ue MO Tuk VDDDIG1 5g 9 e e e gt SPK_L 10V 4 16V e 622161 oo 5800 8 FFX3A 50 2 FFX3B 3 STA380BW a L5805 EAPD FFX4A WARNEXT FFX4B 0X38 I I C5804 2 33 e A gt SPK_R 2 2 0 VREGFILT 34 3 C5812 C5820 C5824 10V AGNDPLL 0x38 when SA 0 EG 330pF 2207 E 1000pF UR ae 5805 pu C5817 50V 50V al 36 when SA 1 1 oU uE P e SPEAKER R 16V R5811 SR5813 50V C5829 43 43 15806 C5821 C5825 1000pF 10 0uH S 11000 a 50V 2 50V 50V O O o a mH O H A e e e gt SPK_R Hm al a ue AUD MASTER CLK PS E ra H mo gt AUD SCK 2 ETET 24V_AMP 3 3V AUD LRCK 3 5 ST AUD LRCH 15802 5809 4 5810 C5813 C5814 5815 R5801 BLMI8PGI2ISNID e0 luF luF 0 luF ioe 50V Lid ia lH 35V 35V 22 R5807 55802 RESET e e e e C5807 100 22 R5808 UF AME MUTE 52 2 B Q5800 ext ME M 22 R5809 MMBT3904 NXP 0 1uF I2C SCLl e _ pe C5828 E AE 16 WAFER ANGLE SPK_L L_ gt 5 L 69 SPK R4 SPK_R es THE N SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS SE
107. d 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 precautions Remember Safety First General Servicing Precautions 1 Always unplug the receiver AC power cord from the AC power source before a Removing or reinstalling any component circuit board mod ule 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
108. e 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 2012 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 whenever this condition is encountered At IC Connections To repair a defective copper pattern at IC connections use the following procedure to install a jumper wire on the copper pattern side of the circuit board Use this technique only on IC 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
109. ed LGE Internal Use Only Only for training and service purposes Standard Repair Process Detail Technical Manual iin Established LCD TV symptom D VCOM Adjustment Sequence of the Veom adjustment Ce s 1 Case CD module change T Con board change 2 Equipment Service Remote controller 3 Adjust sequence Press the adj key ll select V COM As pushing the right or the left button on the remote controller And find the V COM value Which is no or minimized the Flicker If there is no flicker at default value Press the exit key and finish the VCOM adjustment Push the OK key to store the value Then the message Saving is pop Press the exit key to finish V COM adjustment V Com Saving Press to save Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes
110. er 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 coating to the areas Small Signal Discrete T
111. ght 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes I I I I I i I i IH IH Renesas MICOM For Debug MICOM_DEBUG 12507WS 12L 3 5V ST A MICOM_DEBUG R3014 1K R3011 10K N Don t remove R3014 not making float P40 gt MICOM DEBUG MICOM RESET en ap aD s D s D G D D G D D D D D s s E E ee ee rj u u I GP4 High MID Power SEQUENCE ER ER ON OFF ON OFF2 1 ER_ON OFF2_2 ER_ON OFF2_3 VY ER_ON OFF2_4 MICOM MODEL OPTION MICOM_GED NON_GED OK OK OPIN OK OK OK OK OK R3005 1 56K AAA R3016 MICOM MHL R3020 R3030 MICOM PDP R3005 MICOM TOUCH KEY R3007 MICOM GP4 R3009 R3012 MICOM OLED MAI MICOM JAPAN MICOM DIIVA MICOM OLED FRC R3005 2 WV 1 0 1 1 1 2 1 3 1 4 1 5 0 0 0 1 6 _NON_MHL LCD OLED R3017 GP3_12 15PIN R302 R303 R3006 R3008 MICO MICO MICO MICOM_TACT_KEY MICO R3010 MI
112. he Eye Q Il sensor and wait for 6 seconds 6 Confirm that ok pop up If change is not seen replace Eye Q Il sensor N Sensor Data Backlight 26 4 4 Local Dimming Function Check Step 1 Turn on TV Step 2 Press TILT key on the Adj R C Step 3 At the Local Dimming mode module Edge Backlight moving right to left Back light of IOP module moving Step 4 Confirm the Local Dimming mode Step 5 Press exit key Local Dimming Demo Edge LED Model 4 5 Magic Motion Remote control test 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 TV Set by select Mute key on the Adjustment remote control LGE Internal Use Only 4 6 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 4 7 Wi Fi Test Step 1 Turn on TV Step 2 Select Network Connection op
113. he device will be installed CAUTION Be sure no power is applied to the chassis or circuit and observe all other safety precautions 8 Minimize bodily motions when handling unpackaged 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 appropriate tip size and shape that will maintain tip temperature within the range or 500 F to 600 F 2 Use an appropriate gauge of RMA resin core solder composed of 60 parts tin 40 parts lead 3 Keep the soldering iron tip clean and well tinned 4 Thoroughly clean the surfaces to be soldered Use a mall wire bristle 0 5 inch or 1 25 cm brush with a metal handle Do not use freon propelled spray on cleaners 5 Use the following unsoldering technique a Allow the soldering iron tip to reach normal temperature 500 F to 600 F b Heat the component lead until the solder melts c Quickly draw the melted solder with an anti static suction type solder removal device or with solder braid CAUTION Work quickly to avoid overheating the circuit board printed foil 6 Use the following soldering technique a Allow the soldering iron tip to reach a normal temperature 500 F to 600 F b First hold the soldering iron tip and sold
114. hm BLM18PG121SNI1D e e sud C6107 O 1luF 10uF 10V L gt HP_LOUT_AMP 3 3V_NORMAL R6104 A C6108 100K 2 2uF OPT R6105 4 7K Close to the IC C6100 luF 10V INL 10 HP LOUT MAIN L 2 Il 0 cadi nid R6107 i II Q6100 1K 166100 C6109 MMBT3904 NXP Me TPA6132A2 PEND 2 2uF i e From Micom C6103 luF 10V INR CPN HP_ROUT_MAIN II EAN60724701 eo R6102 an 4 7K P OPT e H RELOS gt HP_ROUT_AMP 4 7K Jo 6106 2 2 F 10V THE N SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES TET MODEL DATE ESSENTIAL THAT ONLY MAIOFATORES rs BE seo Fon ree BLG ELECTRONICS BLOCK SHEET T Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 2011 09 29 CI POWER ENABLE CONTROL 5V_CI_ON 5V_NORMAL A Q6201 AO3407A CI a y C6202 R6248 OPTS 0 1uF s 6419 10K 16V o luF CI R6241 C6207 25 GI 22K 4 7uF 4 R6221 10V 10K OPT e R6242 2 2K CI C R6223 4 7K B 06200 PCM 5 e MMBT3904 NXP CI R6218 10K CI vo we Option FOR MTK Ope vom FOR LGLLSZ C6
115. hts reserved Only for training and service purposes TXA1N P TXACLKN P TXA4N P VCOM_DYN PMIC_RESET l2C SDA2 7700 TPS65178 TXAON P TXB1N P TXB2N P VCOMLFB GMA 4 5 7 12 15 EPI LOCK6 SOURCE EPI LOCK6 7702 VCOMRFB VCC18 Vcore H VDD VDD 50Pin EPI LEFT 50Pin EPI RIGHT 001 Id3 811191119 1117 tiie tllo L1 Ee Ee L i Tv LGE Internal Use Only GP4 Backend block diagram LVDS Tx amp Local Dimming P7102 12507WR 083L LDM CK L DIMO SCLK LDM DO L DIMO MOSI STB SCL 2 SCL1 STB SDA 2 SDA1 L DIMO VS Main SoC M T K PANEL_VCC 12V i 51Pin Dual link LVDS Output m LVDS 24 10 bit R LVDS SEL Output LV DS Tx BIT_SEL_LOW L Block Dual link LVDS Output A1Pin Mw LVDS m Output e LVDS SEL H JEIDA L or NC VESA LGD BIT SEL H or NC 10 bit L 8 bit Copyright O 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Interconnection 1 PCBs xxLM760S ZA Main PCB Power Board Tact key PCB RF Assy 060000 WIFI Assy Cables Main LPB 24Pin cable Main Module EPI cable 50 amp 50PIN LED driver PSU 10Pin IR Touch Cable SPK Cable Local Dimming Cable RF Assy Cable WIFI Assy Cable Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only O
116. ion N Check error color input mode 12 External Input 2 ternal devi Component dece and Cable cable Y Replace Main B D Check Test pattern RGB Check external ernal devi HDMI DVI device and Cable error cable normal Y Replace Main B D LGE Internal Use Only Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes Standard Repair Process Established A Video error EHE CEN symptom Vertical Horizontal bar residual image light spot A8 Check color condition o input External Input Check external device connection condition Component RGB HDMI DVI Cable 12 Check Test pattern Replace Request repair module for external device External device screen error Color error Check screen condition by input Check S W Version N External Input Component RGB Y HDMI DVI UE S W Upgrade eas RGB N error creen Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes gt A10 A11 Y Bee ur replace Link Vertical Horizontal bar residual image light spot external device color error Revised date 5 13 Replace Module A28 eren Replace Main B D ormal adjust VCOM For LGD panel For other panel Connect other external device and cable Check normal operation of Ex
117. is 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 to each exposed metallic parts such as a
118. ly for training and service purposes Contents of LCD TV Standard Repair Process Detail Technical Manual Error symptom Content LED driver B 24V measuring method 5 0 A Video error No video Normal audio Power Board voltage measuring method Taf TUNER input signal strength checking method g gt LL LL L I TOI A Video error_ No video Video lag stop A Video error Color error A10 A10 32 37 42 47 55 Check Link Cable LVDS reconnection condition A11 32 AUO A Video error Vertical Horizontal bar 10 A10 32 37 42 47 55 residual image light spot Check Link Cable LVDS reconnection condition A11 32 AUO 15 Adjustment Test pattern ADJ Key O gt Exchange T Con Board 2 A 2 5 lt Appendix gt Defected Type caused by T Con Inverter Exchange LED driver Board PSU A 3 5 Module Other PS Exchange Module itself 1 A 4 5 Exchange Module itself 2 A 5 5 Exchange T Con Board 1 O N Continue to the next page Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Standard Repair Process Error A Video error L NC EPUM Revised date First of all Check whether all of cables between board is inserted properly or not Main B D Power B D LVDS Cable Speaker Cable IR B D Cable w A Check Back Light Check Power Board Replace T con Board On with naked e
119. n ad 00 90 End adj 1 USB to RS 232C Jig 2 MSPG 925 Series Pattern Generator MSPG 925FA pattern 65 Resolution 1080P Comp 1920 1080 RGB Pattern Horizontal 100 Color Bar Pattern Pattern level 0 7 0 1 Vp p Image Copyright 2012 LG Electronics Inc All rights reserved a mq LGE Internal Use Only Only for training and service purposes 3 2 MAC address D L Cl key D L Widevine key D L ESN D L Connect USB port Communication Prot connection 1 2 3 4 and 115200 Baudrate Mode check Online Only Check the test process DETECT gt MAC gt CI gt Widevine gt ESN Play START Result Ready Test OK NG Printer Out MAC Address Label NG 0 Data File CAKALS_Key_101013 DATAI20111216 cs LG Electronics Program VER 1 00 H FACTOF F MODE ES 12 MAC CL Wide_ ESN RECE nes a M er SEND gt gt gt OK 1 06 sec Play Start 3 3 LAN 3 3 1 Equipment amp Condition Each other connection to LAN Port of IP Hub and Jig d qum 3 3 2 LAN inspection solution LAN Port connection with PCB Network setting at MENU Mode of TV Setting automatic IP Setting state confirmation f automatic setting is finished you confirm IP and MAC Address PCBA JIG Ready se
120. n module is in the circumstance of over Enter adj mode aa 0000 90905 xb 00 04 b 00 4 Adjust 480i 1080p Comp1 Source change xb 00 06 b 00 OK06x 1920 1080 RGB In case of keeping module is in the circumstance of 0 C it should be placed in the circumstance of above 15 C for 2 OKx Case of Success Return adj result BEN ES NGx Case of Fail hours C for 3 hours sub Sub d 00 21 000000070000000000000000007c00830077x Caution When still image is displayed for a period of 20 minutes or NG 03 00x Fail longer Especially where W B scale is strong Digital pattern Confirm adj NG 03 02x Fail 13ch and or Cross hatch pattern O9ch there can some OK 03 03x Success Ref ADC Adj RS232C Protocol Ver1 0 In case of keeping module is in the circumstance of below main main 20 C it should be placed in the circumstance of above 15 ad 0020 000000000000000000000000007c007b006dx Read adj data 3 Automatic Adjustment 3 Adj order 3 1 ADC Adjustment aa 00 00 Enter ADC adj mode 3 1 1 Overview xb 00 04 Change input source to Component1 480i amp ADC adjustment is needed to find the optimum black level 1080 gain in Analog to Digital device and to compensate RGB ad 00 10 Adjust 480i amp 1080p Comp1 deviation xb 00 06 Change input source to RGB 1024 768 ad 00 10 Adjust 1920 1080 RGB 3 1 2 Equipment amp Conditio
121. ng and service purposes Main SoC MTK PROP PBOP YOP OPCTRL8 CVBSOP AINO_L_ADDC AIN3_L_AADC AINO_R_AADC AIN3 R AADC OPCTRL5 SOYO ADINO SRV ALO_ADAC ARO_ADAC VDACX_OUT VDACY_OUT AUOUTLO AUOUTRO AIN2_L_AADC AIN2_R_AADC Y1P PB1P PR1P OPCTRL7 OPCTRL9 VGA SCL SDA RP GP BP VSYNC HSYNC AV1_CVBS_IN AV1_CVBS_DET HP_LOUT_MAIN E HP_ROUT_MAIN Me ass DDC_SCL DDC SDA 4 DDC_SDA 7 R DSUB_G DSUB_B DSUBVSYNG DSUBHSYNC VSYNC DSUB HSYNC SPDIF OUT SPDIF CVBS 1 PHONE JACK HP_LOUT_AMP EARPHONE JACK HP_ROUT_AMP PC AUDIO RG LGE Internal Use Only GP4 Backend block diagram EPI amp T con VCC 50 EPI LEFT 2501052 7700 T TPS65178 07701 MMBT3906 NEP METITNI FOLLO O O E lt E gt gt VCOM GIP_RST SL veut R VGH_ODD VGH_EVEN EM e y 7701 a acu soc TPS65198 TCON3 ues 50Pin EPI RIGHT Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes GP4 Backend block diagram EPI amp T Con TCON7 TCON8 Main SoC OPCTRL11 MTK CH4 5 6 Copyright 2012 LG Electronics Inc All rig
122. nics Inc All rights reserved Only for training and service purposes 1 Country Group Bs Country Group Code Country Group Country 2 Tool Option Tool Option Tool Option2 Tool Option3 Tool Option Tool Option5 Tool Option6 Tool Option 3 Adjust White Balanc 4 Adjust ADC OTP LGE Internal Use Only Standard Repair Process Detail Technical Manual Error A Video error bar LCD TV symptom residual image light sp date Hevisec Content LCD TV connection vam 1 K A8 ALL MODELS gt Copyright O 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Standard Repair Process Detail Technical Manual Error i i i Established symptom A Video error_ Video error video lag stop ontent i C lt ALL MODELS gt BAR CODE En LGE Internal Use Only Copyright O 2012 LG Electronics Inc All rights reserved Only for training and service purposes Standard Repair Process Detail Technical Manual error i Established A Vi rror lor error staplisne LCD TV symptom deo error Color erro date EZ ADJUST Test Pattern Tool Option1 x bs Tool Option2 Pattern Control Of g Tool Option3 Press tp hide 050 Tool Option4 lp Tool Option Nw UH Tool Option6 Tool Option Country Group ADC Calibration Test Pattern White Balance
123. nly for training and service purposes 2012Y IR Soft touch PCB Pinmap Circuit Block Diagram KEY1 KEY2 Voltage Tolerance of voltage 0 2V Ambient KEY2 0 58V 0 09V 1 75V 1 18V 0 58V 09 175V 118V Sensor CM3231 Ass y Picture TOP i IR Receiver KSM 903SMRICL es KEY 1 2 BOTTOM Touch IC 2 ANSGOSQL Pin Configuration os END KEY 10 GND Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 2012Y IR Soft Touch LED Lighting Scenario Power LED Scenario 12Y GP4 High L9 GP4 Mid MTK GP4 Low S7LR2 Power gt Power Light UI Delete compared with 11Y GP3 model Indicator Ul 11Y Carry Over Model 12Y same Power LED scenario process gt Power Light Ul Delete The way of 11Y Soft Touch Ass y is used White LED Disable Poweron I Stand By condition to Red LED On After DC ON Red LED light Blinks twice and then Red LED is Off Stand By condition to Red LED Off After DC ON Red LED light Blinks three times and then Red LED is Off Power Off Without Blink Red LED On immediately But If the mode of Power Indicator UI is Stand By keep staying Red LED Off status User Remote Ke Condition When you put the remote Control button Red LED Blinks once GP4 Warm Red LED On stays and In the case of Set On Red LED turns Off M High Mid Low Stand by gt Including DVR Ready model Japanese model 11 P
124. nt 1 Temperature 25 C 5 C 77 F 9 F CST 40 C 5 C 2 Relative Humidity 65 10 3 Power Voltage Standard input voltage AC 100 240 V 50 60 Hz Standard Voltage of each products is marked by models 4 Specification and performance of each parts are followed each drawing and specification by part number in accordance with BOM 5 The receiver must be operated for about 20 minutes prior to the adjustment 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 Ire land Latvia Estonia Lithuania Poland Portugal Romania Albania Bosnia Serbia Slovakia Beralus DTV MPEG2 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 Ire land Latvia Estonia Lithuania Poland Portugal Romania 1 Market EU PAL 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
125. ntenna 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 2012 LG Electronics Inc All rights reserved Only for training and service purposes rer Leakage Current Hot Check See below Figure Plug the AC cord directly into the AC outlet Do not use a line Isolation Transformer during this check Connect 1 5 K 10 watt resistor in parallel with a 0 15 uF capacitor between a known good earth ground Water Pipe Conduit etc and the exposed metallic parts Measure the AC voltage across the resistor using AC voltmeter with 1000 ohms volt or more sensitivity Reverse plug the AC cord into the AC outlet and repeat AC voltage measurements for each exposed metallic part Any voltage measured must not exceed 0 75 volt RMS which is corresponds to 0 5 mA In case any measurement is out of the limits specified there is possibility of shock hazard and the set must be checked and repaired before it is returned to the customer Leakage Current Hot Check circuit AC Volt meter Good Earth Ground such as WATER PIPE To Instrument s CONDUIT etc exposed METALLIC PARTS 1 5 Kohm 10W When 25A is impressed between Earth and 2nd Groun
126. ool Option7 13615 Functian Wacel write Widevine Cl Download A Built In Wifi Function MAC Address Yes DvE 5 i Model SN Write Yes v Widevine Yes vj ESH Download No Was CI Download Yes Built In Wifi Yes amp CI Yes ELI Model E erar eren 227 Vasu Yes China Smart St m erar Commercial Tool Option MAC Address Yes DVB S Yes ESN Download Yes Wasu NO Marlin CNTV Additional Info TEST OK x Cancel HDCP Tx DTCP Rx HDCP Rx 253 CNTV Yes China Smart TV Only CNTV ID E amp GS O Add ltem 1 Marlin Yes No 2 CNTV Yes No 3 HDCP Tx Yes No 4 DTCP Rx Yes No 5 HDCP Rx Yes No 3 CNTV Yes China Smart TV Only Copyright O 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 4 Changed BOM Tool Option bits Range Remark Guide AP Key m off Automation checkup Check whether or not key write ESN AP M UE off lon Automation checkup for Netflix Service MATC AP Cloha CLAP Key checkup for CP or 3D Zone Steaming Service AP EUICIS Malin AP key Oof fon Automation checkup TH LI i AO Rowen PARLIN AP Japan only B 0 mA LED Current 1 100mA setting PWM Duty each Module Setting each model s Spec 210m Automation LED Bar Type LCD Only H
127. ower Country option select US CA MX Selection is done using 4 key 4 10 Tool Option selection Method Press ADJ key on the Adjustment remote control then select Tool option 4 11 Ship out mode check In stop After final inspection press IN STOP key of the Adjustment remote control and check that the unit goes to Stand by mode LGE Internal Use Only 4 12 GND and Internal Pressure check 4 12 1 Method 1 GND amp Internal Pressure auto check preparation Check that Power cord is fully inserted to the SET If loose re insert 2 Perform GND amp Internal Pressure auto check Unit fully inserted Power cord Antenna cable and A V arrive to the auto check process Connect D terminal to AV JACK TESTER Auto CONTROLLER GWS103 4 ON Perform GND TEST If NG Buzzer will sound to inform the operator If OK changeover to I P check automatically Remove CORD A V form AV JACK BOX Perform test If NG Buzzer will sound to inform the operator If OK Good lamp will lit up and the stopper will allow the pallet to move on to next process 4 12 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 5 Audio Audio practical max Output Distortion 1
128. ower LED Same Scenario Red LED Off Power On condition is identical as the 11Y Factory 12Y LED Model Stand By On Red LED On Default 12Y CCFL Model Stand By On Red LED On Mode 11 Carry Over Model CS5XX CM5XX Stand By On Red LED On Factory In Stop After In Stop Red LED On is processed and after In Stop Red LED turns on within 3 sec Condition Power Only In the case of Power Only On Red LED turns Off Mode In the case of DC Off Red LED turns On Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Introductions of GP4 Sensor Touch IC Manual of Touch Sensitivity Touch Sensitivity Setting Touch THR 1 Verify the number of THR at first 4 2 Once you correctly touch Touch button for more than 1 sec you can see a Touch data while you keep touching the button 4 It doesn t matter that Touch data gets low value after taking off your finger Touch Key Threshold Level Ta 25 C Parameter POWER INPUT MENU ENTER Sensitivity 67 68 69 70 73 68 68 71 Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Introductions of GP4 Sensor Touch IC Touch EEPROM Register change with VOS port E ANSGOS 2 03 File Relay F Register Monitoring Addr _ Value Addr Value Addr Value Addr Value 01 BE 81
129. ransistor Removal Replacement 1 Remove the defective transistor by clipping its leads as close as possible to the component body 2 Bend into a U shape the end of each of three leads remaining on the circuit board 3 Bend into a U shape the replacement transistor leads 4 Connect the replacement transistor leads to the corresponding leads extending 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 fus
130. rc oe ee Stam samaq 3 3V_NORMAL P4800 A 12507WR 08L 14800 M_REMOTE 120 ohm M_REMOTE AR4 8 0 0 9 21 100 9 idend e 1 16W e gt M REMOTE RX M_REMOTE_TX E M RFModule RESET M_RFModule_ISP ib 3D SYNC RF M REMOTE 3D SYNC RF Only For PDP ALL M REMOTE OPTION mei e e THE N SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS SECRET manda wen a mu men Au S ras ss 5 ELECTRONICS BLOLK _ SHEET Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes MODEL DATE Ethernet Block LAN JACK POWER A e e e C5000 C5001 C5002 C5003 0 1046 0 01 0 1uF Z0 01uF 16V 50V 16V 50V JK5000 XRJH 01A 4 DA7 180 LG B LAN XML PHY_TD e PHY TD e PHY RD e PHY RD D5000 D5001 D5002 D5003 5 5V T 5 5 T 5 5v T 5 5V T OPT OPT OPT OPT e ESD for MTK ESD het Wel iso SHPELD ESD 161152 D5000 1 I Bb ESD 1 ADUC 5S 02 ORSL
131. rior of Power B D Part T wernt Power off List Explanation POWEROFF REMOTEKEY Power off by REMOTE CONTROL POWEROFF OFFTIMER Power off by OFF TIMER SLEEPTIMER Power off by SLEEP TIMER POWEROFF INSTOP Power off by INSTOP KEY POWEROFF AUTOOFF Power off by AUTO OFF Normal POWEROFF_ONTIMER Power off by ON TIMER POWEROFF RS232C Power off by RS232C POWEROFF RESREC Power off by Reservated Record POWEROFF RECEND ower off by End of Recording P POWEROFF SWDOWN Power off by S W Download POWEROFF UNKNOWN ower off by unknown status except listed case P POWEROFF_ABNORMAL 1 Power off by abnormal status except CPU trouble Abnormal POWEROFF_CPUABNORMAL Power off by CPU Abnormal LGE Internal Use Only Standard Repair Process ate symptom No audio Normal video A25 A24 Check audio B 24V Y Check user N No audio gt of Power Board voltage Speaker off Y N Cancel OFF Replace Power Board and repair parts Replace MAIN Board Z lt Disconnectio Y Replace Speaker disconnection LGE Internal Use Only Copyright O 2012 LG Electronics Inc All rights reserved Only for training and service purposes Standard Repair Process En C Audio error ui t Wrecked audio discontinuation noise Revised date abnormal audio discontinuation noise is same after Check input signal
132. ronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Contents of LCD TV Standard Repair Process Detail Technical Manual Continued from previous page Check front display LED Check power input Voltage amp SI BY 5V Checking method when power is ON A19 POWER BOARD voltage measuring method B Power error_Off when on off while Gower OFF MODE checking method A22 VIEWING error Off when on off while BoweR BOARD PIN voltage checking method A19 B Power error No power DO DO DO DO 25 26 2 8 SN method in menu when there is no AOA C Audio error_No audio Normal video Voltage and speaker checking method when 29 A25 there is no audio C Audio error_Wrecked Voltage and speaker checking method in 30 U i 25 audio discontinuation case of audio error 9i D Function error No response In Remote controller operation checking method A2 remote controller key error D VCOM Adjustment sequence of the Vcom adjustment A28 Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Standard Repair Process Detail Technical Manual Error Established 2010 12 14 LCD TV A Video error_No video Normal audio m Content Check White Balance value 4 lt ALL MODELS gt EZ ADJUST Tool Option Tool Option2 Tool Option3 Tool Option4 Tool Optiond Taal A Tool Option Count y
133. rved LGE Internal Use Only Only for training and service purposes Standard Repair Process Detail Technical Manual LCD TV symptom C Audio error No audio Normal video when there is no audio date 24 Pin Power Board lt gt Main Board ALL MODELS gt 5 200 245 s sw ae LED N C PWM Dim Dim 1 Checking order when there is no audio 1 Check the contact condition of or 24V connector of Main Board 2 Measure the 24V input voltage supplied from Power Board If there is no input voltage remove and check the connector 3 Connect the tester RX1 to the speaker terminal and if you hear the Chik Chik sound when you touch the GND and output terminal the speaker is normal Copyright O 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Standard Repair Process Detail Technical Manual Error D Function error_ No response in remote controller Established key error date symptom Revised Content Remote controller operation checking method lt ALL MODELS gt U gt G 2 G Cp 2 O G 2 O E ees k A L KE s P zu np a zi ge ae us EK 1 m Lj E TOP BOTTOM D Copyright O 2012 LG Electronics Inc All rights reserv
134. rvice purposes RGB PC AUDIO SPDIF JK3603 SLIM 15F D 2 1 RGB 5V RGB 5V 5V NORMAL RGB PC p e 1 d MMBD6100 D3620 36 R3641S R3642 R3645 IC3600 10 M24C02 RMN6T 2 7K 2 7K e K i 2 JK3602 3 3V M 2F11TC1 EM52 4F EDID_WP R3643 22 lt RGB_DDC_SCL S P D I R3644 22 F I LA RGB DDC SDA R3620 2 7K R3615 OPT 33 lt SPDIF_OUT D3613 C3615 55 lc o ur D3613 1 ADUC 5S 02 OR5LT 16v 4 9 1 5 5 DSUB_VSYNC 93513 2532 5d 02 ADUC 55 02 men 30v Y PU RpL ESD_MTK ORT OPT e P DSUB_HSYNC 03622 23616 Bae s RSL 30v _ OPT RGB_DEBUG R3602 c3 100 DSUB_B gt soc RGB_DEBUG AUDIO 100 SOC TX R3600 D3600 JK3601 Toss 83501 PI KJA PH 0 0177 NON_RGB_DEBUG 0 20V NON_RGB_DEBUG OPT 3 3 l PC L IN DSUB_G 3 3V_NORMAL D3611 R3646 5 6V ix D3611 1 1 ESD_MTKL 10K 5 6V gt DSUB_DET IN 5 6V DSUB R C OPT D3612 E
135. t BRDOMI B RVREF6 A A ER 0 luF BRCAS lt BRDQS1 gt BRD0S1 1 5V_DDR A BRA 0 13 oe 1 K3 LF2 BRDQ 8 15 A eared 2 lt BRDOS1 gt BRDOS1 VREFCA ao HS D BRATUSTSI RVREF7 0739 23 amp P BRA 1 BRA 0 w3 M8 RJ24 EE E 1 1 B_RVREFS 290 B RVREF5 A1 5 BRA Z 1 0 EE Ie R727 BRBAO C PE BRDO9 R702 22 i 1K 742 N 3 tk 0 1uF A A2 Fu BRA S BRA 2 1 S uE 1 J s BRDQLO I VREFDO A3 26 BRA 4 BRAL 2 2 H1 BRBA2 1 BRDO11 A4 A3 VREFD R725 33 P2 BRA 5 BRA 4 pe 9 ik 14 BRDO12 cT R703 R711 AS BRA 6 BRA 5 2 225 770 1uF BRA 0 14 BRWE C BRDO13 7 1K C 5 2 1 0 1uF 1 5V_DDR ae R2 BRA 7 BRA 6 n8 18 1 5V_DDR BRA 14 L5 BRDQ14 D2 E HN 2 6 4 N AT BRA 8 BRA 7 R2 x 41 5V DDR A BRDQ15 8 zs BRA 9 BRA 8 T8 BRAT12 mE yi BRA 10 BRAI9 B2 1 5V_DDR RVREF_D 7703 BRATIT E BRDOM2 gt BRD0M2 BRDQ 16 23 A10 AP a BRALI BRA IOlL7 A 70 10 BRATION EX BRDOS2 V1 gt BRDQS2 A10 AP amp 3556082 S All T BRATION BRA 11 R7 G7 BRATS M BRDQS2 zT BRDQS2 3 a12 BC gt BRATION 11 137 T BRDQ16 B_RVREF6 T3 eis N7 K2 A R722 22 BRA 8 L6 ABA 2 711 A13 BRA 13 73 2 iK eee R
136. ternal Input Component RGB and HDMI DVI by connecting Jig pattern Generator Set top Box etc Connect other external device and cable Check normal operation of External Input Component RGB and HDMI DVI by connecting Jig pattern Generator Set top Box etc LGE Internal Use Only Standard Repair Process m B SSS error E CN symptom ymp No Revised date 6 13 A17 DC Power on Replace oe LED by pressing Power Key ip Power On Remote control i is B D Stand By Red Check Power cord was inserted properly Operating white Check ST BY 3 5V Replace Power B D Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Standard Repair Process Established Power error OP aom _ symptom Check AC cord Check outlet Check A C cord Check for all 3 phase power out Fix A C cord amp Outlet and check each 3 phase out Please refer to the all cases which can be displayed on power off mode Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes Off when on off while viewing power auto on off A22 Check Power Mode Y Replace Main B D End N XD Replace Power B D A19 If Power Off mode is Check Power er Check Power B D oltage Replace Main B D voltage Caution Check and fix exte
137. 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 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 LGE Internal Use Only SPECIFICATION NOTE Specifications and others are subject to change without notice for improvement 1 Application range 3 Test method This specification is applied to the LCD TV used LD22E 1 Performance LGE TV test method followed chassis 2 Demanded other specification Safety CE IEC specification CE IEC 2 Requirement for Test Wireless Wireless HD Specification Option Each part is tested as below without special appointme
138. the TV set is downloaded by OTA or service man sometimes model name or serial number is initialized Not always It is impossible to download by bar code scan so It need Manual download 1 Press the Instart key of Adjustment remote control 2 Go to the menu 5 Model Number D L like below photo 3 Input the Factory model name ex 47LM760S ZB A or Serial number like photo IN START Model Number D L SKJY1107 1 Serial Num 4 Check the model name Instart menu Factory name displayed ex 47LM760S ZB 5 Check the Diagnostics DTV country only Buyer model displayed ex 47LM760S ZB 3 6 CI Key checking method Check the Section 3 2 Check whether the key was downloaded or not at In Start menu Refer to below gt Check the Download to Cl Key value in LGset 3 6 1 Check the method of Cl Key value 1 Check the method on Instart menu 2 Check the method of RS232C Command 1 Into the main ass y mode RS232 aa 00 00 A 9 9 Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes 12 2 Check the key download for transmitted command RS232 ci 00 10 CMD Data 0 L 3 Result value Normally status for download OKx Abnormally status for download NGx 3 6 2 Check the method of Cl key value RS232 1 Into the main ass y mode RS232 aa 00 00 CMD 1 CMD 2 Data 0 gt 2 Check the mothed of CI key by command
139. thod iria 555 ate lt ALL MODELS gt Signal Quality Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes lt ALL MODELS gt Version 5 2 66 5 2 Y V 2 99 99 393 Om HW 9 1199 Standard Repair Process Detail Technical Manual A Video error_Video error video lag stop ee ontent LCD TV Version checking method jr C s 0 42 Error symptom 1 Checking method for remote controller for adjustment IN STAR GLOBAL PLAT4 SKJY1107 00 00 07 01 Name Serial Number S W Version MICOM Version 1 02 9 BOOT Version 1 00 49 IR LED Version 0 0 PWM cm EDIDIRGB HDMI 2 n Adjust Check ADC Data Power Off Status System 1 System 2 System 3 Model Number D L Test Option Spread Spectrum 0 Sync Level Stable Count SDP Server Selection Network Error History RF Remocon Test Access Code Chip Type Wi Fi Version Wi Fi Channel Wi Fi MAC MAC Address IP Address Widevine ESN Num Receiver Version 00 00 A Demod P WVer oe D Demod F W Ver Nu Debug Status RELEASE Access USB Status 00 00 00 00 00 00 0 0 0 0 Press the IN START with the remote controller for adjustment Copyright 2012 LG Electro
140. tion in Network Menu Step 3 Select Start Connection button in Network Connection E d Network Connection Start Connection Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes 16 Step 4 If the system finds any AP like blow PIC it is working well EUER PNEU 22 nov 2 v Vete a Xe EU Wireless iptime_jeongs WE Wireless IPTIME hmhm oh WE Wireless iptime BP Par 4 8 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 4 9 Option selection per country 4 9 1 Overview Option selection is only done for models in Non EU 4 9 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 l
141. tting automatic IP 192 168 123 254 Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes 11 3 3 3 WIDEVINE key Inspection Confirm ney input data at the IN START MENU Mode UTT 44 APP History Ver 19675 834 Q Gain 5000 TT 44 list tory 3 4 LAN PORT INSPECTION PING TEST Connect SET LAN port PC LAN Port SET PC 3 4 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 4 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 LGE Internal Use Only 3 5 Model name amp Serial number Download 3 5 1 Model name amp Serial number D L Press Power on key of service remote control Baud rate 115200 bps Connect RS232 Signal Cable to RS 232 Jack Write Serial number by use RS 232 Must check the serial number at Instart menu 3 5 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
142. uF 11 C3802 RS232 C3803 11 RS232 EAN41348201 3 5V ST 12V COMMERCIAL OUT 21 12V 1A FOR COMMERCIAL RS 232C POWER 12V_COMMERCIAL_OUT A IR OUT RS232 100 3 e R3820 5232 100 3 e R3821 3 5V_ST OPT_RS232 D3804 D3805 RISA 20 20 10K a FOR COMMERCIAL E SPG09 DB 009 JK3803 gt SOC_RX soc_rx UART 4PIN STRAIGHT 4PIN ANGLE 3 5V ST 3 5V ST P3800 P3801 12507WS 04L 12507WR 04L R3811 R3814 4 7K 4 7K OPT OPT e e e bd COMPONENT 1 PHONE JACK 3 3V_NORMAL R3806 10K COMP_JACK_BLACK JK3801 KJA PH 1 0177 MS_GND M4 T5 6v OPT 23803 gt COMP1_DET gt 1_ M3_DETECT M1 M6 Or COMP JACK GREEN gt COMP1 Pb JK3801 1 KJA PH 1 0177 2 M5 GND M4 M3_DETECT M1 gt CoMP1 Pr M6 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 O 2012 LG Electronics Inc All rights reserved Only for training and service purposes
143. y for training and service purposes LGE Internal Use Only CONTENT New features Main PCBs Block Diagrams IIC Map Structure of TV set and connection of sub ass ys New sub ass ys Instruction of new sub ass ys How to use tool Download Adjust way of new features widevine Repair guide The latest issue and concerning issue Copyright O 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes EPI Interface EPI Embedded Point Point Interface Jd Features Point Point topology support 2 Pair option CDR Clock Data Recovery Bandwidth up to 1 85Gbps pair at FHD 120Hz 10 bit application Lock signal cascading and feedback to T Con Embedded Control Data a Merits Better reliability on common noise No data skew and better EMI margin Fewer lines than mini LVDS Slim PCB design Copyright O 2012 LG Electronics Inc All rights reserved Only for training and service purposes Figure1 Topology Table 1 Example of FHD 120Hz TV FHD 10bit 960Ch Transmission Line Bandwidth 0 84Gbps 168Gbps 1 68Gbps LGE Internal Use Only EPI Interface mini LVDS vs EPI Comparison What to change HF mini LVDS LCM T con to S Driver IC HF mini FHD 10bit LVBS eomz 240Hs 60pin 60pin 80pin fei Es Difficult to upgrade bandwidth limit Multiple number of wires needed for higher bandwidth FHD
144. ye 12v 3 5v etc or module And Adjust VCOM n N N Repair Power Board or parts A28 N End Repair Power Board or parts X Precaution 7 amp Always check amp record S W Version and White Balance value before replacing the Main Board gt Replace Main Board Re enter White Balance value Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Standard Repair Process LCD TV symptom ale No video No audio 2 13 4 NNNM Check various voltages Check and No Video of Power Board 4 replace No audio 3 5V 12V 20V or ea MAIN B D 24V Replace Power Board and repair parts Copyright 2012 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Standard Repair Process symptom Picture broken Freezing By using Digital signal level meter By using Diagnostics menu on OSD Menu Set up Support Signal Test Signal strength Normal over 5096 Signal Quality Normal over 5096 Check RF Signal level Check whether other equipments have problem or not By connecting RF Cable at other equipment DVD Player Set Top Box Different maker TV etc Check RF Cable Connection Check 1 Reconnection S W Version 2 Install Booster Contact with signal distributor or broadcaster Cable or Air Copyright 2

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