LG 32LA62 Series Page 52 Service Manual Download | Manualshive

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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.

VDD

VDD_EPI

C7801
68uF

EPI

C7800
68uF

EPI

T-Con

77

2011.12.01

Copyright © 2013 LG Electronics. Inc. All rights reserved.

Only for training and service purposes

LGE Internal Use Only

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Summary of Contents for 32LA62 Series

Page 1: ...MODEL 47LN613 47LN613 ZB CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL LED TV SERVICE MANUAL North Latin America http aic lgservice com Europe Africa http eic lgservice com Asia Oceania http biz lgservice com Internal Use Only ...

Page 2: ...lectronics Inc All rights reserved Only for training and service purposes CONTENTS CONTENTS 2 SAFETY PRECAUTIONS 3 SERVICING PRECAUTIONS 4 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 14 BLOCK DIAGRAM 21 EXPLODED VIEW 22 SCHEMATIC CIRCUIT DIAGRAM ...

Page 3: ...inals 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 m...

Page 4: ...ctrostatic charge on your body by touching a known earth ground Alter natively obtain and wear a commercially available discharg ing wrist strap device which should be removed to prevent potential shock reasons prior to applying power to the unit under test 2 After removing an electrical assembly equipped with ES devices place the assembly on a conductive surface such as aluminum foil to prevent e...

Page 5: ...he solder joints of the two original leads If they are not shiny reheat them and if necessary apply additional solder Fuse and Conventional Resistor Removal Replacement 1 Clip each fuse or resistor lead at top of the circuit board hollow stake 2 Securely crimp the leads of replacement component around notch at stake top 3 Solder the connections CAUTION Maintain original spacing between the replace...

Page 6: ...tries Germany Netherland Switzerland Hungary Austria Slov enia Bulgaria France Spain Italy Belgium Luxemburg Greece Czech Croatia Turkey Moroco Ireland Latvia Estonia Lithuania Poland Portugal Romania Albania Bosnia Serbia Slovakia Beralus DTV MPEG2 4 DVB T2 8 countries UK Ireland Sweden Denmark Finland Norway Ukraine Kazakhstan Russia DTV MPEG2 4 DVB C 37 countries Germany Netherland Switzerland ...

Page 7: ...n Code Rate QPSK 1 2 2 5 2 3 3 4 5 6 16 QAM 1 2 2 5 2 3 3 4 5 6 64 QAM 1 2 2 5 2 3 3 4 5 6 256 QAM 1 2 2 5 2 3 3 4 5 6 DVB C Symbolrate 4 0Msymbols s to 7 2Msymbols s Modulation 16QAM 64 QAM 128 QAM and 256 QAM 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 5 Scart 1EA PAL SECAM Scart 1...

Page 8: ... 2 720 480 15 63 59 94 SDTV DVD 480i 3 720 480 31 47 59 94 480p 4 720 480 31 50 60 00 480p 5 720 576 15 625 50 00 SDTV 576i 6 720 576 31 25 50 00 SDTV 576p 7 1280 720 45 00 50 00 HDTV 720p 8 1280 720 44 96 59 94 HDTV 720p 9 1280 720 45 00 60 00 HDTV 720p 10 1920 1080 31 25 50 00 HDTV 1080i 11 1920 1080 33 75 60 00 HDTV 1080i 12 1920 1080 33 72 59 94 HDTV 1080i 13 1920 1080 56 250 50 HDTV 1080p 14 ...

Page 9: ...x 768 60Hz 47 712 60 015 VESA WXGA 9 1920 x 1080 60Hz 67 5 60 00 WUXGA Reduced Blanking 6 HDMI Input 6 1 DTV mode No Resolution H freq kHz V freq Hz Pixel clock MHz 1 640 480 31 469 31 5 59 94 60 SDTV 480P 2 720 480 31 469 31 5 59 94 60 SDTV 480P 3 720 576 31 25 50 SDTV 576P 4 720 576 15 625 50 SDTV 576I 5 1280 720 37 500 50 HDTV 720P 6 1280 720 44 96 45 59 94 60 HDTV 720P 7 1920 1080 33 72 33 75 ...

Page 10: ...90 59 94 60 148 35 148 5 4 Frame packing Line alternative Primary HDTV 720P HDTV 720P 18 44 96 45 59 94 60 148 35 148 5 4 Side by side Full HDTV 720P 19 1920 1080 33 72 33 75 59 94 60 74 18 74 25 5 Top and Bottom Side by side half Secondary HDTV 1080I Primary HDTV 1080I 20 67 432 67 50 59 94 60 148 35 148 5 5 Frame packing Field alternative Primary HDTV 1080I HDTV 1080I 21 33 72 33 75 59 94 60 148...

Page 11: ...75 60 00 74 25 HDTV 1080I 2D to 3D Side by Side half Top Bottom 4 1920 1080 28 125 50 00 74 25 HDTV 1080I 5 1920 1080 27 00 24 00 74 25 HDTV 1080P 2D to 3D Side by Side Half Top Bottom Checker Board 6 1920 1080 28 12 25 74 25 HDTV 1080P 7 1920 1080 33 75 30 00 74 25 HDTV 1080P 8 1920 1080 67 50 60 00 148 5 HDTV 1080P 2D to 3D Side by Side half Top Bottom Checkerboard Single Frame Sequential Row In...

Page 12: ...clock MHz 3D input proposed mode Proposed 1 1024 768 48 36 60 65 2D to 3D Side by Side half Top Bottom HDTV 768P 2 1360 768 47 71 60 85 5 2D to 3D Side by Side half Top Bottom HDTV 768P 3 1920 1080 67 500 60 148 50 2D to 3D Side by Side half Top Bottom Checker Board Single Frame Sequential Row Interleaving Column Interleaving HDTV 1080P 4 Others 2D to 3D 640 350 720 400 640 480 800 600 1152 864 7 ...

Page 13: ... 2 hours In case of keeping module is in the circumstance of below 20 C it should be placed in the circumstance of above 15 C for 3 hours Caution When still image is displayed for a period of 20 minutes or longer Especially where W B scale is strong Digital pattern 13ch and or Cross hatch pattern 09ch there can some afterimage in the black level area 3 Automatic Adjustment 3 1 MAC address D L CI k...

Page 14: ... menu 3 4 2 Method notice 1 Serial number D L is using of scan equipment 2 Setting of scan equipment operated by Manufacturing Technology Group 3 Serial number D L must be conformed when it is produced in production line because serial number D L is mandatory by D book 4 0 Manual Download Model Name and Serial Number If the TV set is downloaded by OTA or service man sometimes model name or serial ...

Page 15: ...x LGTV ⓔ Checksum LG TV Changeable by total EDID data ⓕ Vendor Specific HDMI 1 Deep color module 10bit 2 None deep color module 8bit ⓖ Colorimetry Data Block HDMI 1 The Model not supporting XvYcc H freq kHz V freq Hz Transmission A I Set ID 20 Cr O K X or NG CMD 1 CMD 2 Data 0 A A 0 0 CMD 1 CMD 2 Data 0 C I 1 0 CMD 1 CMD 2 Data 0 A A 0 0 CMD 1 CMD 2 Data 0 C I 2 0 CI Key Value HEX EDID Table DDC F...

Page 16: ...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 Ack A_00_okDDX RS 232C Command used during auto adjustment Ex wb 00 00 Begin white balance auto adj wb 00 10 Gain adj ja 00 ff Adj data jb 00 c0 wb 00 1f Gain adj completed wb 00 20 Start wb 00 2f end Off set adj wb 00 ff End white balance auto adj Adj Map Applied Model LD33B Chass...

Page 17: ... probe should be within 10 cm and perpendicular of the module surface 80 100 3 Aging time After Aging Start Keep the Power ON status during 5 Minutes In case of LCD Back light on should be checked using no signal or Full white pattern 4 2 6 Reference White balance Adj coordinate and color temperature Luminance 204 Gray Standard color coordinate and temperature using CS 1000 over 26 inch Standard c...

Page 18: ...sults are automatically marked in Instart OSD after through the AP Magic Remocon Equipment on the line 4 5 3D function test Pattern Generator MSHG 600 MSPG 6100 Support HDMI1 4 HDMI mode NO 872 pattern No 83 1 Please input 3D test pattern like below 2 When 3D OSD appear automatically then select OK key 3 Don t wear a 3D Glasses check the picture like below 4 6 Wi Fi Test Step 1 Turn on TV Step 2 S...

Page 19: ...stop After final inspection press IN STOP key of the Adjustment remote control and check that the unit goes to Stand by mode 7 GND and Internal Pressure check 7 1 Method 1 GND Internal Pressure auto check preparation Check that Power cord is fully inserted to the SET If loose re insert 2 Perform GND Internal Pressure auto check Unit fully inserted Power cord Antenna cable and A V arrive to the aut...

Page 20: ...automatically Download 3 Show the message Do not unplug 4 Updating is starting 5 Updating Completed The TV will restart automatically 6 If your TV is turned on check your updated version and Tool option explain the Tool option next stage If downloading version is more high than your TV have TV can lost all channel data In this case you have to channel recover if all channel data is cleared you did...

Page 21: ...DMI1 HDMI2 HDMI3 MHL Analog Demod SYSTEM EEPROM HDMI MUX Air Cable DVB S LNB USB2 USB3 eMMC Sub Micom DDR3 P_TS 50P 50P X_TAL T C S2 Tuner A B X_TAL EPI USB P_TS H P AV COMP SCART OCP OCP HDD MHL IC R E A R S I D E S I D E R E A R H AMP CVBS YPbPr CVBS RGB SPDIF OUT ETHERNET LOCAL DIMMING BLUTOOTH IR PM IC LEVEL SHIFTER WIFI KEY LOGO LIGHT SUB ASSY UART USB_WIFI OCP SPI BLOCK DIAGRAM ...

Page 22: ... electrical and mechanical parts in this chassis have special safety related characteristics These parts are identified by in the Schematic Diagram and EXPLODED VIEW It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent X RADIATION Shock Fire or other Hazards Do not modify the original design without permission of manuf...

Page 23: ...UNER R153 2 7K NON_TU_Q_KR MT5398_MISTRT R121 1 2K R158 22 OPCTRL_11_SCL MT5398_TS_IN 4 MODEL_OPT_9 M_REMOTE_RX SMARTCARD_CLK SD_EMMC_DATA 0 C110 0 1uF I2C_SCL1 3 3V_NORMAL I2C_SCL_MICOM MT5398_TS_SYNC WOL ETH_POWER_ON M_REMOTE_TX I2C_SDA1 MT5398_TS_OUT 0 7 R162 1K R118 33 OPCTRL7 R148 4 7K MTK_NON_EPI MT5398_XTAL_IN FE_DEMOD1_TS_SYNC R133 2 7K PCM_RST R131 4 7K MTK_DDR_1 25GB R120 33 R157 1K OPT ...

Page 24: ...OUT TUNER_SIF DTV MNT_V_OUT_SOC SC_FB_SOC C359 0 047uF TU_A_GLOBAL_6 7 SC_COM_SOC TXA4P C343 100pF 50V TXB4N TXB0N PCM_CE1 EPHY_RDP TP327 R372 0 R352 1 2K HP_OUT TP351 SC_R_SOC C371 0 01uF COMP1_Y AV1_CVBS_SOC HDMI_HPD_3_JACK PCM_RST TP339 TXA4N EO_SOC CI_CD2 R355 75 1 TU_RESET2 TXC4N MT5398_TS_IN 0 TP314 MCLK_SOC COMP1_Pr TP341 TP302 D2 _HDMI1_SOC TP381 MT5398_TS_SYNC TP350 C339 560pF 50V OPT D0 ...

Page 25: ... AH7 VCCK_58 AJ7 VCCK_59 AK7 VCCK_60 AL7 VCCK_61 AM7 VCCK_62 AN7 VCCK_63 L16 VCCK_64 V12 VCCK_65 U12 VCCK_66 T12 VCCK_67 AD13 VCCK_68 AD17 VCCK_69 AD14 VCCK_70 AB12 VCCK_71 AA12 VCCK_72 AC12 VCC3IO_C T9 VCC3IO_B_1 Y10 VCC3IO_B_2 AA10 VCC3IO_A_1 D22 VCC3IO_A_2 E22 DVSS_1 AC18 DVSS_2 AB21 DVSS_3 AB14 DVSS_4 N13 DVSS_5 P13 DVSS_6 R13 DVSS_7 T13 DVSS_8 U13 DVSS_9 V13 DVSS_10 W13 DVSS_11 Y13 DVSS_12 P1...

Page 26: ...F OPT C616 0 047uF EU R600 EU 0 C609 10uF 16V EU SCART_Rout_SOC R617 100 EU C613 0 01uF EU SC_CVBS_IN_IF R622 100 EU SC_L_IN SC_CVBS_IN_IF SCART_Lout_SOC R602 470K OPT SC_CVBS_IN_SOC SC_B DTV MNT_V_OUT SC_G SC_COM_SOC L611 EU 120 ohm R606 75 1 EU R625 30K EU R613 10K EU C602 330pF 50V OPT TU_CVBS C606 10pF EU R624 0 1 16W 5 EU DTV MNT_V_OUT_SOC R620 100 EU SC_R_IN_SOC SC_ID R621 100 EU SC_G_SOC SC...

Page 27: ...Q H1 ZQ L8 VDD_1 B2 VDD_2 D9 VDD_3 G7 VDD_4 K2 VDD_5 K8 VDD_6 N1 VDD_7 N9 VDD_8 R1 VDD_9 R9 VDDQ_1 A1 VDDQ_2 A8 VDDQ_3 C1 VDDQ_4 C9 VDDQ_5 D2 VDDQ_6 E9 VDDQ_7 F1 VDDQ_8 H2 VDDQ_9 H9 NC_1 J1 NC_2 J9 NC_3 L1 NC_4 L9 A14 T7 VSS_1 A9 VSS_2 B3 VSS_3 E1 VSS_4 G8 VSS_5 J2 VSS_6 J8 VSS_7 M1 VSS_8 M9 VSS_9 P1 VSS_10 P9 VSS_11 T1 VSS_12 T9 VSSQ_1 B1 VSSQ_2 B9 VSSQ_3 D1 VSSQ_4 D8 VSSQ_5 E2 VSSQ_6 E8 VSSQ_7 F...

Page 28: ...12 R933 10K OPT CI_A_ADDR 8 CI_IN_TS_CLK CI_A_ADDR 14 R915 47 CI 3 3V_NORMAL R914 10K CI R910 10K CI CI_TS_CLK C904 0 1uF CI CI_A_ADDR 5 R916 47 CI R926 0 OPT R931 22 OPT PCM_CE1 R907 47 CI R940 22 CI CI_VS1 C902 12pF 50V OPT R922 22 CI PCM_CE2 R936 10K CI CI_DATA 0 7 CI_VS1 CI_A_VS1 CI_VS1 CI_A_ADDR 13 CI_IN_TS_SYNC R918 47K CI R927 100 CI CI_A_ADDR 3 PCM_OE R900 10K OPT C900 12pF 50V OPT C907 0 ...

Page 29: ...WER_ON OFF1 12V C2457 0 1uF 16V R2413 0 5 P_DET_BOTH_24_3 5V C2452 100pF 50V POWER_ON OFF2_1 R2404 5 1K 1 R2400 0 P_DET_BOTH_12_3 5V 3 5V_ST P2401 SMAW200 H18S1 POWER_18P 14 12V 9 24V 4 PDIM 1 18 GND 13 12V 8 GND 3 3 5V 17 GND 12 GND 7 GND 2 INV ON 16 24V 11 GND 6 PDIM 2 1 PWR ON 15 12V 10 24V 5 3 5V 19 3 3V_NORMAL R2425 100 INV_CTL R2426 1K L2411 2 2uH NR5040T2R2N IC2403 TPS54319TRE 1 VIN_1 3 GND...

Page 30: ...A21 11 P70 KR0 SCK21 SCL21 12 P30 INTP3 RTC1HZ SCK11 SCL11 13 P50 INTP1 SI11 SDA11 14 P51 INTP2 SO11 15 P17 TI02 TO02 16 P16 TI01 TO01 INTP5 17 P15 PCLBUZ1 SCK20 SCL20 18 P14 RXD2 SI20 SDA20 19 P13 TXD2 SO20 20 P12 SO00 TXD0 TOOLTXD 21 P11 SI00 RXD0 TOOLRXD SDA00 22 P10 SCK00 SCL00 23 P146 24 P147 ANI18 25 P27 ANI7 26 P26 ANI6 27 P25 ANI5 28 P24 ANI4 29 P23 ANI3 30 P22 ANI2 31 P21 ANI1 AVREFM 32 P...

Page 31: ...02 MMBT3906 NXP E B C SIL_RESET HDMI_DET R3319 22 HDMI_EXT_EDID R3304 1K D1 _HDMI3_JACK Q3310 MMBT3904 NXP E B C HDMI_HPD_4_MHL L3302 BLM18PG121SN1D NON_TU_H N S_T US CEC_REMOTE DDC_SCL_MHL D2 _HDMI4_JACK R3308 100 SIL_HPD CBUS HDMI_HPD_1_SOC MHL_DET 3 3V_NORMAL Q3301 MMBT3904 NXP E B C D0 _HDMI1_SOC R3373 1K 1 16W 5 C3316 0 1uF 16V D2 _HDMI1_SOC C3314 0 1uF 16V OPT R3305 1K Q3313 MMBT3904 NXP HDM...

Page 32: ...ENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC SPDIF_OUT C3602 0 1uF 16V R3611 2 7K OPT JK3602 JST1223 001 1 GND 2 VCC 3 VINPUT 4 FIX_POLE 3 3V_NORMAL R3610 33 36 JACK HIGH MID 2011 11 21 SPDIF SPDIF OUT Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 33: ...HAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC R3700 10K HP_LOUT HP_ROUT 3 3V_NORMAL HP_DET JK3700 PEJ034 01 6B T_TERMINAL2 7B B_TERMINAL2 5 T_SPRING 4 R_SPRING 3 E_SPRING R3701 1K 37 JACK_COMMON 2011 11 21 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 34: ... 5 6V COMP1 AV1 DVI_R_IN R3810 10K D3802 5 6V D3801 5 6V COMP1 AV1 DVI_L_IN P3800 12507WS 04L UART_4PIN_STRAIGHT 1 2 3 4 5 3 3V_NORMAL 3 3V_NORMAL D3800 5 6V JK3802 PPJ245 02 6A RD1 C SPRING 7A RD1 E LUG 4A RD1 CONTACT 5B WH C SPRING 8C RD2 E LUG S 6C RD2 C SPRING 4C RD2 CONTACT 5D BL C SPRING 4E GN CONTACT 6E GN C SPRING 7E GN E LUG C3800 0 1uF OPT C3801 0 1uF OPT C3802 0 1uF OPT C3803 0 1uF OPT ...

Page 35: ...C4113 10uF 10V WIFI 3 3V_NORMAL R4133 10K OPT WIFI_DP 3 3V_NORMAL WIFI_DM P4101 12507WR 08L NON_EYE_Q_8P 1 GND 2 KEY1 3 KEY2 4 3 5V_ST 5 GND 6 LOGO LED_R 7 IR 8 GND 9 L4100 BLM18PG121SN1D M_RFModule_RESET LOGO_LIGHT R4113 100 AR4100 100 1 16W M_REMOTE C4104 1000pF 50V R4118 10K 5 C4107 100pF 50V R4125 10K LED_R C4112 10uF 10V WIFI RTS KEY2 IR C4120 0 1uF 16V LOGO_LIGHT KEY1 3 5V_ST_WAKE D4100 5 6V...

Page 36: ...305 ZC LG 1 2 3 4 5 USB_DP3 USB_DP2 USB_DM2 USB_CTL3 R4301 10K D4302 RCLAMP0502BA OPT D4300 RCLAMP0502BA OPT 5V_USB_2 R4302 10K USB3 JK4300 3AU04S 305 ZC LG USB3 1 2 3 4 5 C4302 0 1uF 16V 5V_USB_3 USB_DM3 5V_NORMAL 5V_USB_2 3 3V_NORMAL 5V_USB_3 C4301 10uF 10V USB3 C4337 10uF 10V C4322 10uF 10V C4310 10uF 10V USB3 IC4306 TPS2066CDGNR 3 EN1 2 IN 4 EN2 1 GND 5 FLT2 6 OUT2 7 OUT1 8 FLT1 9 EP GND 43 US...

Page 37: ...ONENTS IN THE SYMBOL MARK OF THE SCHEMETIC 5V_USB_1 USB_DP1 D4500 RCLAMP0502BA OPT R4500 10K OPT USB_OCD1 5V_USB_1 C4500 0 1uF 16V JK4500 3AU04S 305 ZC LG 1 2 3 4 5 USB_CTL1 USB_DM1 3 3V_NORMAL R4501 10K 5V_NORMAL C4501 10uF 10V C4502 10uF 10V IC4500 BD82020FVJ 3 IN_2 2 IN_1 4 EN 1 GND 5 OC 6 OUT_1 7 OUT_2 8 OUT_3 DVR Ready OCP USB1 USB1 MAX 1 5A Copyright 2013 LG Electronics Inc All rights reserv...

Page 38: ... EU JK4600 PSC008 01 EU 1 AUDIO_R_OUT 2 AUDIO_R_IN 3 AUDIO_L_OUT 4 AUDIO_GND 5 B_GND 6 AUDIO_L_IN 7 B_OUT 8 ID 9 G_GND 10 D2B_IN 11 G_OUT 12 D2B_OUT 13 R_GND 14 RGB_GND 15 R_OUT 16 RGB_IO 17 SYNC_GND1 18 SYNC_GND2 19 SYNC_OUT 20 SYNC_IN 21 COM_GND 22 AV_DET SC_G C4604 0 1uF EU DTV MNT_V_OUT R4601 10K EU VA4604 5 5V OPT VA4605 5 5V OPT DTV MNT_R_OUT VA4606 5 6V OPT 3 3V_NORMAL SC_R SC_L_IN DTV MNT_...

Page 39: ... THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC D5001 5 5V LAN_ESD EPHY_TDN D5003 5 5V LAN_ESD D5000 5 5V LAN_ESD D5002 5 5V LAN_ESD EPHY_TDP EPHY_RDN EPHY_RDP C5000 0 1uF 16V C5001 0 01uF 50V JK5000 RJ45VT 01SN002 NON_LN56 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 50 LAN_VERTICAL 2012 03 08 Ethernet Block Copyright 2013 LG Electronics Inc All rights reserved Only for training and service p...

Page 40: ...5412 12 R5417 5 1K SPK_L C5417 22000pF 50V 0 1uF C5401 50V I2C_SDA1 0 1uF C5419 50V C5435 0 47uF 50V SPK_L Q5400 MMBT3904 NXP AMP_MUTE_MICOM E B C C5429 390pF 50V C5404 1000pF 50V R5416 5 1K L5404 1 NRS6045T100MMGK Audio_Coil_TAIYO 10 0uH L5405 1 NRS6045T100MMGK Audio_Coil_TAIYO 10 0uH L5402 1 NRS6045T100MMGK Audio_Coil_TAIYO 10 0uH L5403 1 NRS6045T100MMGK Audio_Coil_TAIYO 10 0uH 1uF C5412 10V L54...

Page 41: ... MNT_L_OUT R6002 470K OPT Q6000 MMBT3904 NXP EU E B C R6000 2 2K EU 12V C6007 6800pF OPT SCART_AMP_L_FB R6010 470K OPT C6000 1uF 25V EU R6004 33K EU DTV MNT_R_OUT C6002 6800pF OPT Q6001 MMBT3904 NXP EU E B C L6000 EU SCART_Rout SCART_AMP_R_FB IC6000 AZ4580MTR E1 EU 3 IN1 2 IN1 4 VEE 1 OUT1 5 IN2 6 IN2 7 OUT2 8 VCC R6011 2 2K EU Q6002 RT1P141C T112 EU_SCART_MUTE_ISAHAYA E B C R6014 1K EU R6013 1K E...

Page 42: ..._OUT R6103 33K HP_OUT_MTK C6102 1uF 10V HP_OUT R6105 4 7K HP_OUT C6103 1uF 10V HP_OUT HP_ROUT_MAIN L6100 120 ohm HP_OUT BLM18PG121SN1D C6104 180pF HP_OUT_MTK R6106 43K 1 HP_OUT C6107 0 1uF 16V HP_OUT C6109 180pF HP_OUT_MTK R6102 33K HP_OUT_MTK HP_ROUT_AMP C6104 1 18pF HP_OUT_H13 C6109 1 18pF HP_OUT_H13 C6108 10pF 50V HP_OUT C6106 10pF 50V HP_OUT IC6100 TPA6138A2 3 OUTR 2 INR 4 GND_1 1 INR 6 VSS 5 ...

Page 43: ...ANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC 5V_CI_ON 5V_NORMAL R6217 100 CI C6210 1uF 25V CI R6218 10K CI PCM_5V_CTL IC6200 AP2151WG 7 CI 3 FLG 2 GND 4 EN 1 OUT 5 IN R6219 10K CI 62 CI SLOT 2011 10 31 CI POWER ENABLE CONTROL Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 44: ...4 CGND 15 CLK 16 RST 17 VCC 18 PORADJ 19 CMDVCC 20 RSTIN 21 VDD 22 GND 23 OFF 24 XTAL1 25 XTAL2 26 I OUC 27 AUX1UC 28 AUX2UC R6309 22 JAPAN 3 3V_NORMAL C6300 0 1uF 16V JAPAN C6303 0 1uF 16V JAPAN L6300 BLM18PG121SN1D JAPAN R6312 10K JAPAN R6311 22 JAPAN SMARTCARD_DATA SD_EMMC_CLK C6307 0 33uF 16V JAPAN 5V_NORMAL R6303 OPT 3 3V_NORMAL 3 3V_NORMAL R6304 2 7K JAPAN R6306 OPT R6314 1K JAPAN C6306 0 1u...

Page 45: ...W BR IC6501 AP2132MP 2 5TRG1 EAN61387601 TU_Q N M W 3 VIN 2 EN 4 VCTRL 1 PG 5 NC 6 VOUT 7 ADJ 8 GND 9 EP FE_DEMOD1_TS_ERROR IF_P FE_DEMOD1_TS_SYNC TU_CVBS C6538 10uF 10V 3 3V_TU 3 3V_TU FE_DEMOD1_TS_VAL L6507 BLM18PG121SN1D TU_Q W_KR BR TW CO JP Q6501 MMBT3906 NXP TU_A_GLOBAL_6 7 E B C I2C_SCL4_TU R6513 10 TU_Q I2C_SCL4 I2C_SDA4 3 3V_TU R6508 1 1K 5 TU_N M_CN TW BR C6503 0 1uF 16V TU_S N Q_T US KR...

Page 46: ..._6 14 NC_7 15 GND_1 16 ERROR 17 SYNC 18 VALID 19 MCLK 20 D0 21 D1 22 D2 23 D3 24 D4 25 D5 26 D6 27 D7 28 GND_2 29 GND_3 30 B3 1 23V 31 DEMOD_RESET 38 SHIELD 32 B4 3 3V 33 F22_OUTPUT 34 DEMOD_SCL 35 DEMOD_SDA 36 LNB 37 GND_4 A1 A1 B1 B1 TU6600 TDSS G501D B TU_S_T 5 3 3V 11 DLIF_ N 2 RESET 10 DLIF_ P 4 SDA 1 NC_1 9 IF_AGC 8 NC_3 3 SCL 7 1 8V 6 NC_2 12 SHIELD A1 A1 B1 B1 TU6503 TDSM C601D B TU_M_CN 8...

Page 47: ... ROUT2 10 DIN2 11 DIN1 12 ROUT1 13 RIN1 14 DOUT1 15 GND 16 VCC 3 5V_ST JK6800 PEJ034 01 JAPAN_HOTEL 6B T_TERMINAL2 7B B_TERMINAL2 5 T_SPRING 4 R_SPRING 3 E_SPRING C6810 0 1uF JAPAN_HOTEL JP6801 C6813 0 1uF JAPAN_HOTEL R6821 100 JAPAN_HOTEL SOC_RX ZD6803 20V ADUC 20S 02 010L OPT C6809 0 1uF JAPAN_HOTEL JP6800 C6812 0 33uF OPT SOC_TX ZD6802 ADUC 20S 02 010L 20V OPT C6811 0 1uF JAPAN_HOTEL C6808 0 1u...

Page 48: ...V LNB_SX34 A_GND A_GND R6903 39K 1 16W 1 LNB A_GND D6903 40V LNB_SMAB34 D6904 40V LNB_SMAB34 LNB_TX C6904 0 1uF 50V LNB C6908 0 1uF LNB C6909 10uF 25V LNB C6912 0 1uF LNB C6902 0 22uF 25V LNB I2C_SCL4 C6900 18pF LNB C6901 33pF LNB IC6900 A8303SESTR T LNB 1 VCP 3 NC_1 7 SCL 9 ADD 10 TONECTRL 11 TCAP 12 ISET 13 VREG 14 GND 15 VIN 16 LX 17 GNDLX 18 NC_2 19 NC_3 20 BOOST 5 TDO 8 SDA 6 IRQ 4 TDI 2 LNB ...

Page 49: ...P 28 RD1N 29 RD1P 30 RD2N 31 RD2P 32 GND 33 RDCLKN 34 RDCLKP 35 GND 36 RD3N 37 RD3P 38 RD4N 39 RD4P 40 GND 41 GND 42 GND TXB1P R7102 10K LVDS_SEL_LOW TXD3P TXC2P TXB0P TXCCLKN TXD1N TXDCLKP TXC3P C7100 10uF 16V OPT TXDCLKN TXBCLKN TXA4P R7100 33 LGD_2D 3D_CTRL TXD2N TXA3P L7100 BLM18SG121TN1D LVDS_51PIN PANEL_VCC TXD2P TXA2P TXD3N TXD4N I2C_SCL1 TXA4N TXB0N TXACLKP TXD1P P7100 FI RE51S HF J R1500 ...

Page 50: ... USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC L DIM0_VS_PWR L DIM0_SCLK_PWR R7601 10K L DIM_OUT_8P P7600 12507WR 08L L DIM_OUT_8P 1 2 3 4 5 6 7 8 9 L DIM0_MOSI_PWR R7602 33 L DIM_OUT_8P R7603 33 L DIM_OUT_8P I2C_SCL1 I2C_SDA1 76 LOCAL DIMMING 2011 12 13 To LED DRIVER LOCAL DIMMING Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes L...

Page 51: ... VCOM_N GMA7 C7723 10uF 25V R7761 10K OPT VST 3 3V_NORMAL C7739 0 1uF 50V VCOM1 C7748 1uF 25V GMA15 TXB1N IC7700 TPS65178RSLR EPI 1 OUT4 2 SWB4 3 RST 4 OUT1 5 OUT2 6 SWB2 7 PGND2 8 SWB1_1 9 SWB1_2 10 NC 11 PVINB1_1 12 PVINB1_2 13 AVIN 14 PVINB3 15 SWB3 16 OUT3 17 PGND3 18 PGND_1 19 PGND_2 20 SW_1 21 SW_2 22 SWI 23 SWO 24 AGND 25 SS 26 COMP 27 SCL 28 SDA 29 VL 30 TCOMP 31 CTRLP 32 VGH 33 SWP 34 SWN...

Page 52: ...AL 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 VDD VDD_EPI C7801 68uF EPI C7800 68uF EPI T Con 77 2011 12 01 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 53: ...VSSQ_3 N5 VSSQ_4 P4 VSSQ_5 P6 NC_1 A1 NC_2 A2 NC_3 A8 NC_4 A9 NC_5 A10 NC_6 A11 NC_7 A12 NC_8 A13 NC_9 A14 NC_10 B1 NC_11 B7 NC_12 B8 NC_13 B9 NC_14 B10 NC_15 B11 NC_16 B12 NC_17 B13 NC_18 B14 NC_19 C1 NC_20 C3 NC_22 C7 NC_23 C8 NC_24 C9 NC_25 C10 NC_26 C11 NC_27 C12 NC_28 C13 NC_29 C14 NC_30 D1 NC_31 D2 NC_32 D3 NC_33 D4 NC_34 D12 NC_35 D13 NC_36 D14 NC_37 E1 NC_38 E2 NC_39 E3 NC_40 E12 NC_41 E13...

Page 54: ...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 24V_AMP C5450 10uF 35V OPT Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 55: ...TA 0 R8500 0 TU_J_JP FE_DEMOD2_TS_CLK FE_DEMOD1_TS_DATA 2 FE_DEMOD1_TS_VAL FE_DEMOD1_TS_DATA 3 FE_DEMOD1_TS_DATA 1 FE_DEMOD1_TS_DATA 2 R8506 0 TU_J_JP FE_DEMOD1_TS_DATA 1 FE_DEMOD1_TS_SYNC FE_DEMOD3_TS_CLK FE_DEMOD1_TS_SYNC R8504 0 TU_J_JP FE_DEMOD1_TS_DATA 0 R8502 0 TU_J_JP FE_DEMOD3_TS_DATA FE_DEMOD2_TS_VAL R8503 0 TU_J_JP 85 2012 06 15 DEMOD_TSDATA2 EXT2_TS_Val JAPAN TUNER INTERFACE DEMOD_TSDAT...

Page 56: ......

Page 57: ... Engineering guide Applicable Model Mid end Platform XXLA74 Z XXLA71 Z XXLA69 66 Z XXLA64 62 61 Z XXLN57 Z Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 58: ... Map 4 Structure of TV set and connection of sub ass ys 5 New sub ass ys Instruction of new sub ass ys 6 Adjust way of new features 7 Repair guide Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 59: ...FHD 120Hz 10 bit application Lock signal cascading and feedback to T Con Embedded Control Data Merits Better reliability on common noise No data skew and better EMI margin Fewer lines than mini LVDS Slim PCB design TCON 2 LOCK VCC 1 Figure1 Topology Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 60: ... No data skew Better EMI margin Lower cost Cable Connector Slim S PCB design 14mm Æ 10mm helps slimmer TV EPI FHD 10bit 60Hz 120Hz 240Hz 960ch 960ch 720ch No of Signal 12 12 32 Connector 50 pin 2ea 70pin 2ea LCM T con to S Driver IC TCON 2 LOCK VCC 1 TCON 18 VCC 1 18 HF mini LVDS EPI Bandwidth Capability FHD 120Hz 10Bit 594Mbps 36Lines 1 65Gbps 12Lines FHD 240Hz 10Bit 594Mbps 72Lines 1 25Gbps 32Li...

Page 61: ...structure Standardization Fewer Lines 12 Embedded clock low EMI Clock skew free Easy to PCB design Demerit Too many lines 36 Clock skew EMI due to clock lines Bandwidth limit Transmission Overhead 4bit delimiter TCON Lock 2 1 TCON EPI Interface mini LVDS vs EPI Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 62: ...etres Present and anticipated applications include contactless transactions data exchange and simplified setup of more complex communications such as Wi Fi Communication is also possible between an NFC device and an unpowered NFC chip called a tag User Action Area Samrt phone close to NFC Tag Player choose From Smart phone to TV From TV to Smart phone Copyright 2013 LG Electronics Inc All rights r...

Page 63: ... Micom for Key IR sensing PMIC Audio AMP xxLA660S Zx Key IR Front Spk To module 5 5 EPI Wafer S model 2 1 LNB IC Block Only S model 1 2 Chassis LD33B PCB P No EAX64797003 3 6 Level shifter WIFI BT Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 64: ...0P 50P X_TAL 27MHz T C S2 Without ATV A B HDCP EEPROM 16Kb X_TAL 32 768KHz I2S Out I2C 1 EPI I2C 2 LVDS USB P_TS I2C 5 I2C 1 H P AV COMP SCART Tuner I2C 6 DVB S I2C 4 OCP 2 5A OCP 1A HDD MHL 1A SIL1392 MHL I2C 4 MHL R E A R S I D E S I D E R E A R H AMP TI CVBS YPbPr CVBS RGB SPDIF OUT ETHERNET I2C 3 LOCAL DIMMING BLUTOOTH IR NFC PM IC LEVEL SHIFTER WIFI KEY LOGO LIGHT SUB ASSY I2C 1 UART IR KEY U...

Page 65: ... 3 3V_Normal 1 2KΩ IC8101 NTP7513 AMP I2C_SDA1 I2C_SCL1 100Ω P7600 Local dimming 33Ω IC101 HDCP EEPROM 22Ω 33Ω IC100 NVRAM 2 7KΩ 3 3V_Normal I2C_SDA5 I2C_SCL5 33Ω 33Ω I2C_SDA6 I2C_SCL6 TUNER D 2 7KΩ 3 3V_Normal 33Ω 33Ω IC3304 MHL IC105 LGE 2122 2 LGE 2122 I2C Block Diagram Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 66: ...K DDRV DDR VDD DDR VDDQ TUNER 1 23V 12V 5V USB 1CH DCDC 4A 2CH OCP 1 2A USB2 Max 1 2A USB3 Max 1 2A USB_WIFI 3 3V Noraml 4A SPDIF IR A ssy M_REMOTE HDCP EEPROM NVRAM MTK DVDD3V3 MTK AVDD33_AADC MTK AVDD3V3 MTK AVDD3V3_MEMPLL MTK AVDD3V3_LVDS MTK AVDD33_STB AUDIO AMP EARPHONE AMP EMMC VCC EMMC VCCQ TUNER 3 3V_TU 1 8V_TU 5V USB 3A USB1 DVR Max 1 5A 1 23V 2A Copyright 2013 LG Electronics Inc All righ...

Page 67: ...33Ω Attenuator 47 Ω MT5398_TS_OUT 0 7 CI_MDI 0 7 CI Slot 47 Ω MT5398_TS_IN 0 7 CI_TS_DATA 0 7 PCM_WE PCM_OE PCM_IRQA PCM_A_REG PCM_INPACK PCM_WAIT PCM_RST CI_DATA 0 7 CI_A_DATA 0 7 CI_ADDR 0 14 CI_A_ADDR 0 14 PCM_IORD PCM_IOWR PCM_CE2 PCM_CE1 CI_VS1 CI_CD1 CI_CD2 CI 5V Power detect PCM_5V_CTL 5V_CI_ON CI_TS_SYNC CI_TS_VAL CI_TS_CLK MTK5398_TS_SYNC MTK5398_TS_VAL MTK5398_TS_CLK DEMOD_TSDATA0 7 GPIO...

Page 68: ...L_IN_SOC AIN4_R_AADC COMP1 AV1 DVI_R_IN_SOC SC_CVBS_IN SC_ID FB SC_R G B SC_L R_IN TU_CVBS TUNER_SIF IF_P N CVBS3P SC_CVBS_IN_SOC SC_FB_SOC ADIN0_SRV SOY1 PR1P PB1P Y1P AIN1_L R_AADC SC_R G B_SOC SC_L R_IN_SOC CVBS1P MPXP ADCINP_DEMOD ADCINN_DEMOD TU_CVBS TUNER_SIF IF_P N Parallel TS ERROR VAL SYNC CLK Parallel TS ERROR VAL SYNC CLK Copyright 2013 LG Electronics Inc All rights reserved Only for tr...

Page 69: ...OLRCK AOSDATA0 AUD_LRCK AUD_SCK AOBCK STB_SDA STB_SCL I2C_SDA1 I2C_SCL1 IC3000 MICOM AMP_MUTE AIN1_L_AADC AIN1_R_AADC AIN4_L_AADC AIN4_R_AADC JK501 DVB only DVB only AUD_MASTER_CLK AOMCLK JK4600 OPCTRL4 AMP_RESET_N IC6100 TPA6138A2PWR HP AMP JK3602 JK3700 LPF SPEAKER_L SPEAKER_R IC6000 AZ4580MTR OP AMP Mute CTRL TR SCART_MUTE SCART JK4600 WOOFER SIDE_HP_MUTE LPF HP_L ROUT_AMP Copyright 2013 LG Ele...

Page 70: ...CK DDC_SCL_3_JACK DDC_SDA_3_JACK TMDS Link 8bits HDMI_ARC DDC_SDA_1_SOC X tal 32 768kHz TMDS Link 8bits TMDS Link 8bits WOL_CTL SIL1292 I2C_SCL4 I2C_SDA4 5V_BUS OCP 5V_MHL MHL_DET TMDS Link or MHL Link Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 71: ...FB GMA1 GMA3 GAM9 GMA10 GMA16 GMA18 VDD VCC VCC1 8 CLK1_I CLK6_I GMA4 GMA5 GAM7 GMA12 GMA14 GMA15 GMA4 GMA5 GAM7 GMA12 GMA14 GMA15 EO GST GCLK MCLK EPI_LOCK3 EPI_LOCK6_SOURCE EPI_LOCK6 H_VDD TR Diode TR Diode SWP CTRLP SWN CTRLN VGH VGL VGL_I VGH_EVEN VGH_ODD VGH_F VGH_R 6 6 2 2 2 2 2 2 2 2 6 VST GIP_RST Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes L...

Page 72: ...mp Controller Negative Charge Pump Controller 6 Ch Gamma Buffer DAC output Vcom reference gain Reset PANEL_VCC VCC18 VCC HVdd Vdd VCOM_P VCOM_N GAM4 5 7 12 14 15 CTRLN SWP SWN CTRLP VCOM_LOOP PMIC_RESET Vcore Level Shift TPS65198 TR Diode TR Diode VGL VGH Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 73: ...eiver M_REMOTE_RX M_REMOTE_TX M_RFModule_RESET U1RX U1TX OPCTRL49 OPCTRL50 USB_DM_P3 USB_DP_P3 RENESAS MICOM U0TX U0RX SOC_TX SOC_RX USB_DP3 5V_USB_3 USB_CTL3 USB_OCD3 USB_DM_P1 USB_DP_P1 GPIO42 TCON12 USB_DM_P0 USB_DP_P0 USB3 USB_DM3 GPIO44 ADIN2_SRV CTS RTS ADIN4_SRV 4Pin debugging wafer HDMI2 HDMI3 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE ...

Page 74: ...al Dimming Cable Main Module EPI Cable 50 50Pin LED driver PSU IR 8Pin Cable WiFi 6Pin RF 8Pin Cable SPK Cable PCBs Cables 6 1 2 3 1 2 3 4 5 6 47LA660S ZA 4 5 4 RF Assy 5 WIFI Assy Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 75: ...nection 2 IR to Local Key 3Pin Cable IR to Logo Assy 4Pin Cable Cables 7 8 PCBs 6 IR Assy 6 47LA660S ZA Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 76: ...ss y Magic Remote control 1 System 2 Remote Buttons 3 MR13 Block Diagram 4 Function List 5 Pairing Un pairing Method Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 77: ...iring success F W version BD_ADDR to the receiver The receiver sends the pairing success packet to TV directly F W version and BD_ADDR packets are just saved on the receiver The receiver sends F W version or BD_ADDR packet to TV when it is required Motion Data Transmission Period 7 5msec Motion Data gyro accelerometer Voice Data Transmission Period 10msec Voice sampling 16khz 16bit Copyright 2013 ...

Page 78: ...D 0xDC 0x80DC Y Screen RMT Q MENU 0xDE 0x80DE Y CH 0x00 0x8000 Y CH 0x01 0x8001 Y VOL 0x02 0x8002 Y VOL 0x03 0x8003 Y MUTE 0x09 0x8009 Y Logical Buttons AUTO_WAKEUP X 0x800C VOICE_START X 0x800A VOICE_STOP X 0x800D POINT_START X 0x803E POINT_STOP X 0x803F M4 Remote MR13 Remote POWER BACK HOME OK MUTE VOL CH 3D MYAPPS OK POWER BACK SMART VOICE 3D Screen RMT Q MENU MUTE VOL CH Copyright 2013 LG Elec...

Page 79: ...70 512Kb Serial F M I2C ch1 I2C ch2 WM8950 Wolfson Voice MIC Knowles I2S 4 mode Only 2 8V LDO uP0108NEC5 28 SC70 Wheel Encoder IR Emitter1 IR Emitter2 Voice Scene IR Codec ADC Bluetooth Receiver BCM20702M BROADCOM Bluetooth 4 0 Antenna Connector X tal 20 MHz 512Kbit Serial Flash UART SPI Bluetooth Remote control Copyright 2013 LG Electronics Inc All rights reserved Only for training and service pu...

Page 80: ...xis Sensing device tilt Pitch Roll angle RF Micom RF Antenna SDBTPTR3015 Partron Wireless communication X tal 24MHz Partron RF Micom BCM20733A2 Broadcom DC DC Converter TPS61097 TI Battery Boost up Regulator LDO1 uP0108NEC5 28 uPI RF Gyro Accelerometer Power Supply LDO2 uP0108NEC5 28 uPI Audio Codec Mic Power Supply 4 Function list Copyright 2013 LG Electronics Inc All rights reserved Only for tra...

Page 81: ...s the remote should blink LED for some time and TV send pairing success packet back to TV When remote try to unpairing it doesn t care about state of receiver stand alone RF Unpairing Press BACK button and SMART button at the same time for 5 sec 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 ...

Page 82: ...built in Ass y feature 2 Wi Fi built in Ass y specification Introductions of 13Y WIFI built in ass y Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 83: ...Wafer 6pin 1 25mm 3 3V USB DP DN GND USB DP DN DCDC EUP3010 Crystal 20MHz 3 3V 1 2V 3 3V 1 2V Switch DM3030 Antenna 2 4G 5G Antenna 2 4G 5G RX TX RX TX WOL Switch DM3030 Block diagram 48 30 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 84: ...11 88 WIFI Built in ass y Specification Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 85: ... 0 NETFLX 2012 12 08 Contents 1 Widevine 2 HDCP 2 0 NETFLIX 3 DTCP 4 Changed BOM LCD TV LCD TV R D Lab HW1 team Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 86: ...orth American CinemaNow Furthermore because the future will be the spread of CP widevine key download for the global model should be applied to production Because operation unique key should be downloaded for Widevine Widevine key dowmload by NSU is impossible Widevine Key Widevine Key is unique data stored TV for using Widevine Copyright 2013 LG Electronics Inc All rights reserved Only for traini...

Page 87: ...pecification 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 online streaming 2 HDCP 2 0 NETFLIX Copyright 2013 LG Electronics Inc All rights reserved Only fo...

Page 88: ...ate 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 Authentication Key which is formed as a result of authentication and used to protect the exchange keys Exchage Key which is used to set up and protect content streams Content Key which is us...

Page 89: ...anged BOM Changed Item Separate HDCP check box HDCP 2 0 Tx HDCP 2 0 Rx HDCP 1 4 Rx As Was Current Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 90: ...iewing power auto on off 8 8 C Audio error No audio Normal video 9 9 Wrecked audio discontinuation noise 10 10 D Function error No response in remote controller key error recording error memory error 11 11 External device recognition error 12 12 E Noise Circuit noise mechanical noise 13 13 F Exterior error Exterior defect 14 14 G Network error Connection defect Network speed low 15 First of all Ch...

Page 91: ...Cable LVDS reconnection condition A10 A11 A10 32 37 42 47 55 A11 32 AUO 12 Adjustment Test pattern ADJ Key A12 13 A Video error_Vertical Horizontal bar residual image light spot LCD TV connection diagram A8 14 Check Link Cable LVDS reconnection condition A10 A11 A10 32 37 42 47 55 A11 32 AUO 15 Adjustment Test pattern ADJ Key A12 16 Appendix Defected Type caused by T Con Inverter Module Exchange T...

Page 92: ...d Always check record S W Version and White Balance value before replacing the Main Board Replace Main Board Re enter White Balance value Precaution Established date Standard Repair Process Revised date LCD TV Error symptom A Video error No video Normal audio A4 A1 A2 A28 A7 A3 First of all Check whether all of cables between board is inserted properly or not Main B D Power B D LVDS Cable Speaker ...

Page 93: ...k and replace MAIN B D Y Replace Power Board and repair parts N End Standard Repair Process A Video error No video No audio A4 Established date Revised date LCD TV Error symptom 2012 12 06 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 94: ...letin Replace Main B D Check Tuner soldering Normal Picture Y N Y Close Normal Picture Y Close By using Digital signal level meter By using Diagnostics menu on OSD Menu Set up Support Signal Test Signal strength Normal over 50 Signal Quality Normal over 50 Normal Picture Y Contact with signal distributor or broadcaster Cable or Air N N Normal Picture Y Close N A7 Standard Repair Process Establishe...

Page 95: ...Box Different maker TV etc Y Change satellite setting match with installed ANT N Normal Picture Y Close N A7 Standard Repair Process Established date Revised date LCD TV Error symptom Check satellite setting Check LNB frequency Check satellite Check Satellite connection DiSEqC motor etc Normal setting Contact with signal distributor or broadcaster Cable or Air Close N Check Tuner soldering Replace...

Page 96: ...l device and cable Y External device Cable normal RGB HDMI DVI error Check external device and cable Replace Main B D Replace Main B D N N A Video error Color error A8 N Y End Replace module Request repair for external device cable Color error Check Test pattern A12 A10 A11 Standard Repair Process Established date Revised date LCD TV Error symptom 2012 12 06 Copyright 2013 LG Electronics Inc All r...

Page 97: ...cting Jig pattern Generator Set top Box etc N Y Replace Main B D Screen normal Check screen condition by input External Input Component RGB HDMI DVI Request repair for external device Component error RGB error HDMI DVI 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 Replace Main B D Scre...

Page 98: ...age of each output of Power B D N Y Normal voltage Replace Main B D Y OK Replace Main B D N Y Normal Check ST BY 3 5V Replace Power B D N Y Normal voltage Replace Power B D Y A17 A18 A19 A4 Standard Repair Process Established date Revised date LCD TV Error symptom Stand By Red Operating white Close 2012 12 06 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purpo...

Page 99: ...y REMOTE CONTROL POWEROFF_OFFTIMER Power off by OFF TIMER POWEROFF_SLEEPTIMER Power off by SLEEP TIMER POWEROFF_INSTOP Power off by INSTOP KEY POWEROFF_AUTOOFF Power off by AUTO OFF POWEROFF_ONTIMER Power off by ON TIMER POWEROFF_RS232C Power off by RS232C POWEROFF_RESREC Power off by Reservated Record POWEROFF_RECEND Power off by End of Recording POWEROFF_SWDOWN Power off by S W Download POWEROFF...

Page 100: ...d and repair parts Check Speaker disconnection N Y Replace Speaker Replace MAIN Board End C Audio error No audio Normal video A24 A25 Disconnection Established date Revised date LCD TV Error symptom Standard Repair Process 2012 12 06 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 101: ...Connect and check other external device N Y Normal audio Check and fix external device Replace Power B D N Y Normal voltage Check input signal RF External Input signal Signal normal When RF signal is not received Request repair to external cable ANT provider Y Check audio B Voltage 24V Replace Main B D In case of External Input signal error Check and fix external device Replace Main B D N End Esta...

Page 102: ...eplace Baterry of R C Check Repair Cable connection Connector solder Normal operating Check B 3 5V On Main B D A27 Normal Voltage Close N N Check 3 5v on Power B D Replace Power B D or Replace Main B D Power B D don t have problem A4 Check IR Output signal Normal Signal N Y Repair Replace IR B D N A27 Replace Main B D Y A27 Standard Repair Process Established date Revised date LCD TV Error symptom...

Page 103: ...ternal device cable RGB HDMI DVI Optical Recognition error Replace Main B D Replace Main B D Fix in accordance with technical information D Function error External device recognition error Established date Revised date LCD TV Error symptom Standard Repair Process 2012 12 06 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 104: ...roceed as shown in the solution manual For models without any fix information provide the description OR Mechanical noise is a natural phenomenon and apply the 1st level description When the customer does not agree apply the process by stage Describe the basis of the description in Part related to nose in the Owner s Manual E Noise Circuit noise mechanical noise Established date Revised date LCD T...

Page 105: ... controller Remote controller damage Stand dent Replace stand F Exterior defect Exterior defect Adjust VCOM Established date Revised date LCD TV Error symptom Standard Repair Process A28 2012 12 06 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 106: ... has a probelm or not Setting Network Networ Status Y Try to new network connection match with AP and ether setting N Normal Picture Y Close N A7 Check Network connection Case1 WiFi Check AP status Case2 Wired Check ethernet Port Normal setting Check connection with AP or internet WiFi AP Wired ethernet port Close N Check Wired Wifi status Cable sub Assy Replace Main B D Copyright 2013 LG Electron...

Page 107: ... Check it s worked CI 1 2 or 1 3 Setting Antenna CI information Y N Check status of CI Key in the In start menu Is there CI key Check damage of CI slot pin Or damage of CI CAM Close N Check Wired Wifi status Cable sub Assy Replace Main B D Replace Main B D Or Download CI Key Old version of CI 1 2 CAM is not worked at the TV that is supported CI 1 3 Check SVC Bulletin Copyright 2013 LG Electronics ...

Page 108: ...g POWER BOARD PIN voltage checking method A19 28 C Audio error_No audio Normal video Checking method in menu when there is no audio A24 29 Voltage and speaker checking method when there is no audio A25 30 C Audio error_Wrecked audio discontinuation Voltage and speaker checking method in case of audio error A25 31 D Function error_ No response in remote controller key error Remote controller operat...

Page 109: ...ck White Balance value A Video error_No video Normal audio ALL MODELS A4 Established date Revised date Error symptom Content LCD TV Entry method 1 Press the ADJ button on the remote controller for adjustment 2 Enter into White Balance of item 10 3 After recording the R G B GAIN Cut value of Color Temp Cool Medium Warm re enter the value after replacing the MAIN BOARD 2012 12 06 Copyright 2013 LG E...

Page 110: ...C 24V 12V 3 5V 24 Pin Power Board Main Board SMAW200 H24S 1 Power on 2 Inverter On off 3 3 5V 4 PWM Dim 1 5 3 5V 6 PWM Dim 2 7 GND 8 GND 9 24V 10 24V 11 GND 12 GND 13 12V 14 12V 15 12V 16 24V 17 GND 18 GND 19 GND 20 GND 21 GND 22 L DIMO_VS 23 L DIM0_MOSI 24 L DIM0_SCLK 2012 12 06 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 111: ...epair Process Detail Technical Manual TUNER input signal strength checking method A Video error_Video error video lag stop ALL MODELS A6 Established date Revised date Error symptom Content LCD TV 2012 12 06 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 112: ...op 1 Checking method for remote controller for adjustment Press the IN START with the remote controller for adjustment Version ALL MODELS A7 Established date Revised date Error symptom Content LCD TV 2012 12 06 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 113: ...tal bar residual image light spot As the part connecting to the external input check the screen condition by signal A8 Established date Revised date Error symptom Content LCD TV ALL MODELS 2012 12 06 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 114: ... from power supply finally replace the MAIN BOARD Standard Repair Process Detail Technical Manual TUNER checking part A Video error_Video error video lag stop ALL MODELS A9 Established date Revised date Error symptom Content LCD TV 2012 12 06 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 115: ...rns 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 A12 Established date Revised date Error symptom Content LCD TV 2012 12 06 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 116: ...Solder defect CNT Broken Solder defect CNT Broken Solder defect CNT Broken Abnormal Power Section Solder defect Short Crack Abnormal Power Section Solder defect Short Crack Appendix Exchange EPI Cable or Main B D 1 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 117: ...er Section Solder defect Short Crack Fuse Open Abnormal power section Noise GRADATION GRADATION Abnormal Display Appendix Exchange EPI Cable or Main B D 2 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 118: ...45 88 Appendix Exchange LPB LED driver No Light Dim Light Dim Light Dim Light Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 119: ...ge Press damage Crosstalk Crosstalk Press damage Panel Mura Light leakage Press damage Un repairable Cases In this case please exchange the module Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 120: ...l Block Source TAB IC Defect Horizontal Block Gate TAB IC Defect Horizontal line Gate TAB IC Defect Gate TAB IC Defect Horizontal Block Gate TAB IC Defect Appendix Exchange the Module 2 Un repairable Cases In this case please exchange the module Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 121: ...e status of ST BY Condition Menu Option LG Logo Light Brightness OFF LOW MIDDLE HIGH 2012 12 06 You can set the LG Logo Light to on or off by selecting OPTION in the main menus Front LOGO LED control in the status of Power On Condition Menu Option LG Logo Light Duration off off after10min Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use ...

Page 122: ...0_MOSI 24 L DIM0_SCLK Standard Repair Process Detail Technical Manual Check power input voltage and ST BY 3 5V B Power error _No power A18 Established date Revised date Error symptom Content LCD TV For 10 models there is no voltage out for st by purpose When st by only 3 5V is normally on Check the DC 24V 12V 3 5V 2012 12 06 Copyright 2013 LG Electronics Inc All rights reserved Only for training a...

Page 123: ...in is high 2012 12 06 24 Pin Power Board Main Board SMAW200 H24S 1 Power on 2 Inverter On off 3 3 5V 4 PWM Dim 1 5 3 5V 6 PWM Dim 2 7 GND 8 GND 9 24V 10 24V 11 GND 12 GND 13 12V 14 12V 15 12V 16 24V 17 GND 18 GND 19 GND 20 GND 21 GND 22 L DIMO_VS 23 L DIM0_MOSI 24 L DIM0_SCLK Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 124: ...3 Standard Repair Process Detail Technical Manual POWER OFF MODE checking method B Power error _Off when on off whiling viewing ALL MODELS A22 Established date Revised date Error symptom Content LCD TV 2012 12 06 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 125: ... Speaker Standard Repair Process Detail Technical Manual Checking method in menu when there is no audio C Audio error_No audio Normal video ALL MODELS A24 Established date Revised date Error symptom Content LCD TV 2012 12 06 Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 126: ...voltage supplied from Power Board If there is no input voltage remove and check the connector 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 Standard Repair Process Detail Technical Manual Voltage and speaker checking method when there is no audio C Audio error_No audio Normal video ALL MODELS A25 ...

Page 127: ...when it does not move at all Standard Repair Process Detail Technical Manual Remote controller operation checking method D Function error_ No response in remote controller key error ALL MODELS A27 Established date Revised date Error symptom Content LCD TV P4101 1 GND 2 KEY1 3 KEY2 4 3 5V_ST 5 GND 6 LOGO LED_R 7 IR 8 GND 2012 12 06 Copyright 2013 LG Electronics Inc All rights reserved Only for trai...

Page 128: ... 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 OK is pop Press the exit key to finish V COM adjustment A28 Established date Revised date Error symptom Content LCD TV 2012 12 06 Copyright 2013 LG Electronics Inc Al...

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