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LG 32LD310H Service Manual
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LG 32LD310H Service Manual

LG 32LD310H Service Manual

Lcd tv
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LCD TV

SERVICE MANUAL

CHASSIS : LA06A
MODEL : 32LD310H
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
P/NO : MFL66280202 (1101-REV01)
North/Latin America
Europe/Africa
Asia/Oceania
32LD320H
Internal Use Only
http://aic.lgservice.com
http://eic.lgservice.com
http://biz.lgservice.com
32LD310H-UA
32LD320H-UA
Printed in Korea

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Summary of Contents for LG 32LD310H

  • Page 1: Service Manual

    Internal Use Only North/Latin America http://aic.lgservice.com Europe/Africa http://eic.lgservice.com Asia/Oceania http://biz.lgservice.com LCD TV SERVICE MANUAL CHASSIS : LA06A MODEL : 32LD310H 32LD310H-UA 32LD320H 32LD320H-UA CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. P/NO : MFL66280202 (1101-REV01) Printed in Korea...

  • Page 2: Table Of Contents

    CONTENTS ....................2 SAFETY PRECAUTIONS ................. 3 SPECIFICATION ..................6 ADJUSTMENT INSTRUCTION .............. 10 EXPLODED VIEW .................. 19 SVC. SHEET ....................Copyright LG Electronics. Inc. All right reserved. - 2 - LGE Internal Use Only Only for training and service purposes...

  • Page 3: Safety Precautions

    An other abnormality exists that must be corrected before the receiver is returned to the customer. Copyright LG Electronics. Inc. All right reserved. - 3 - LGE Internal Use Only Only for training and service purposes...

  • Page 4: Servicing Precautions

    Alternatively, obtain and wear a commercially available discharging wrist strap device, which should be removed to prevent potential shock reasons prior to applying power to the Copyright LG Electronics. Inc. All right reserved. - 4 - LGE Internal Use Only Only for training and service purposes...
  • Page 5 CAUTION: Maintain original spacing between the replaced component and adjacent components and the circuit board to prevent excessive component temperatures. Copyright LG Electronics. Inc. All right reserved. - 5 - LGE Internal Use Only Only for training and service purposes...

  • Page 6: Specification

    Temp : 0 ~ 40 deg Humidity : ~ 80 % Storage Environment Temp : -20 ~ 60 deg Humidity : -85 % Copyright LG Electronics. Inc. All right reserved. - 6 - LGE Internal Use Only Only for training and service purposes...
  • Page 7 65% of the peak luminance of the “retail” mode, or the brightest selectable preset mode, of the product. Copyright LG Electronics. Inc. All right reserved. - 7 - LGE Internal Use Only...
  • Page 8 47.712 60.015 85.50 VESA(WXGA) 1280*1024 63.981 60.020 108.00 VESA (SXGA) 1600*1200 75.000 60.000 VESA (UXGA) 1920*1080 66.587 59.934 138.50 WUXGA Copyright LG Electronics. Inc. All right reserved. - 8 - LGE Internal Use Only Only for training and service purposes...
  • Page 9 HDTV 1080P 1920*1080 26.97 23.976 74.176 HDTV 1080P 1920*1080 33.75 30.000 74.25 HDTV 1080P 1920*1080 33.71 29.97 74.176 HDTV 1080P Copyright LG Electronics. Inc. All right reserved. - 9 - LGE Internal Use Only Only for training and service purposes...

  • Page 10: Adjustment Instruction

    - ad 00 90 End adj. 3.3 Etc • Ship-out mode • Tool option menu • USB Download(S/W Update, Option, Service only) • ISP Download(Option) Copyright LG Electronics. Inc. All right reserved. - 10 - LGE Internal Use Only Only for training and service purposes...
  • Page 11 If ADC calibration is failure, “ADC RGB Fail” is displayed. Analog (RGB) EDID table 9) If ADC calibration is failure, after recheck ACD pattern or condition, retry calibration. Copyright LG Electronics. Inc. All right reserved. - 11 - LGE Internal Use Only Only for training and service purposes...

  • Page 12: White Balance Adjustment

    Adj. menu 6.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. Copyright LG Electronics. Inc. All right reserved. - 12 - LGE Internal Use Only Only for training and service purposes...
  • Page 13 0.313+0.002 0.329±0.002 6500K 0.0000 5.4. HDCP (High-Bandwidth Digital Contents Protection) SETTING - HDCP setting is not necessary in This Chassis. Copyright LG Electronics. Inc. All right reserved. - 13 - LGE Internal Use Only Only for training and service purposes...
  • Page 14 1. RF input : Mono, 1KHz sine wave signal, 100% Modulation 2. CVBS, Component : 1KHz sine wave signal 0.4Vrms 3. RGB PC : 1KHz sine wave signal 0.7Vrms Copyright LG Electronics. Inc. All right reserved. - 14 - LGE Internal Use Only Only for training and service purposes...
  • Page 15 1) Push "IN-START" key in service remote controller. 2) Select "Tool Option 1" and Push “OK” button. 3) Punch in the number. (Each model has their number.) Copyright LG Electronics. Inc. All right reserved. - 15 - LGE Internal Use Only Only for training and service purposes...
  • Page 16 When available AV signal comes to side AV jack, input SIGNAL 11P mode changing to AV2 automatically. No.3 Pin on Power nSPI mode Copyright LG Electronics. Inc. All right reserved. - 16 - LGE Internal Use Only Only for training and service purposes...
  • Page 17 4) Checking b-LAN MAC Address Check whether it is same their address numbers or not between B-LAN Label and on the pc address numbers. Copyright LG Electronics. Inc. All right reserved. - 17 - LGE Internal Use Only Only for training and service purposes...
  • Page 18 11. Serial number download. Connect Bar Code scan equipment and TV set by RS-232C cable. 1) E2PROM Data Write 2) E2PROM Data Read Copyright LG Electronics. Inc. All right reserved. - 18 - LGE Internal Use Only Only for training and service purposes...

  • Page 19: Exploded View

    X-RADIATION, Shock, Fire, or other Hazards. Do not modify the original design without permission of manufacturer. Copyright LG Electronics. Inc. All right reserved. - 19 - LGE Internal Use Only Only for training and service purposes...
  • Page 20 FPGA 3 . 3 V _ P r o i d i o m +VCCINT_1.5V FPGA POWER +VCCINT_1.5V +3.3V_Normal 3 . 3 V _ P r o i d i o m MLB-201209-0120P-N2 L1231 MLB-201209-0120P-N2 L1227 L1230 0 1 2 : S 2 6 ; 0 1 2 : A J 2 6 3 .
  • Page 21 COMPONENT1,AV1 R3824 AV_R_IN C3811 R3831 1000pF D3812 5.6V JK3801 PPJ238-01 [RD1]E-LUG [RD1]O-SPRING R3823 AV_L_IN C3809 R3830 1000pF [RD1]CONTACT D3810 5.6V [WH1]O-SPRING +3.3V_Normal R3832 [YL1]CONTACT OPT R3833 AV_CVBS_DET D3832 C3832 [YL1]O-SPRING 100pF 5.6V AV_CVBS_IN R3817 C3810 D3811 [YL1]E-LUG 10pF [RD2]E-LUG R3811 [RD2]O-SPRING_2 R3826 COMP1_R_IN...
  • Page 22 S7M_DIVX IC101 LGE107D (S7M Divx_Non RM) FRC_DDR3_A0/DDR2_NC ACKP/RLV3P/RED[3] RXBCK+ AF16 FRC_DDR3_A1/DDR2_A6 ACKM/RLV3N/RED[2] RXBCK- FRC_DDR3_A2/DDR2_A7 A0P/RLV0P/RED[9] RXB0+ FRC_DDR3_A3/DDR2_A1 A0M/RLV0N/RED[8] RXB0- AD14 RXB1+ FRC_DDR3_A4/DDR2_CASZ A1P/RLV1P/RED[7] FRC_DDR3_A5/DDR2_A10 A1M/RLV1N/RED[6] RXB1- AF15 RXB2+ FRC_DDR3_A6/DDR2_A0 A2P/RLV2P/RED[5] FRC_DDR3_A7/DDR2_A5 A2M/RLV2N/RED[4] RXB2- AE15 RXB3+ FRC_DDR3_A8/DDR2_A2 A3P/RLV4P/RED[1] FRC_DDR3_A9/DDR2_A9 A3M/RLV4N/RED[0] RXB3- AD16 RXB4+ FRC_DDR3_A10/DDR2_A11...
  • Page 23 S T _ 3 . 5 V - - > 3 . 3 7 5 V +12V/+15V 20V-->3.51V +24V +12V/+15V + 3 . 5 V _ S T - > 3 . 3 7 5 V FROM LIPS & POWER B/D +3.5V_ST PANEL_POWER 24V-->3.64V...
  • Page 24 CONTROL P6000 12507WS-12L IR & LED R6012 LED_B 016:Q20 LED_B/LG_LOGO R6013 LED_R LED_R/BUZZ L6004 ZD6000 016:Q19 R6017 BG2012B080TF ZD6003 UDZS5.1B UDZS5.1B 1000pF 1000pF 5.1V KEY1 C6006 C6008 5.1V 016:O18 KEY1 L6005 R6016 BG2012B080TF KEY2 KEY2 +3.5V_ST 016:O18 L6003 CB3216PA501E 5V_ST ZD6001 L6002 C6015...
  • Page 25 EXTERNAL SPEAKER OUT +5V_Normal L1100 CB3216PA501E C1134 C1135 10uF 0 . 1 u F IC1100 TPA6011A4PWPRG4 PGND_1 ROUT+ 2SA1530A-T112-1R Q1117 ROUT- SE/BTL R1126 SUB_MUTE T_TERMINAL2 009:AC20;016:AE15 PVDD_1 HP/LINE B_TERMINAL2 R1122 EXT_SPK_L- R1125 0 0 9 : P 2 0 RHPIN VOLUME 3.3K T_SPRING...
  • Page 26 S e r i a l P o r t R1038 +5V_ST +5V_ST +3.5V_ST R1040 R1033 C1001 Q1004 IC1000 0 . 1 u F 2SC3875S(ALY) MC14053BDR2G R1036 Q1003 010:E16;016:N15;016:Y25;016:AA3 R1003 2SC3875S(ALY) UART3_TX R1031 R1002 R1005 016:X9 PTC_TX PTC_TX_S7 001:AJ24 001:AJ26 R1000 R1042 001:AJ24...
  • Page 27 42_FHD_60_LAMP 42_FHD 32_FHD 37_FHD (Without 60Hz Lamp) R620-*1 R621-*1 R637-*1 R620-*2 R621-*2 R620-*3 R621-*3 R637-*3 R637-*2 SHEET7 SHEET7 220K 220K 220K TCON_32_FHD TCON_32_FHD TCON_32_FHD TCON_37_FHD TCON_37_FHD TCON_37_FHD TCON_42_FHD TCON_42_FHD TCON_42_FHD R622-*2 R622-*1 R643-*1 R643-*2 R622-*3 R643-*3 270K 150K 150K TCON_32_FHD TCON_37_FHD TCON_42_FHD TCON_32_FHD...
  • Page 28 VCC_1.5V_DDR VCC_1.5V_DDR VCC_1.5V_DDR VCC_1.5V_DDR VCC_1.5V_DDR DDR3 1.5V By CAP - Place these Caps near Memory VCC_1.5V_DDR DDR3 1.5V By CAP - Place these Caps near Memory A-MVREFDQ A-MVREFCA B-MVREFDQ B-MVREFCA Close to DDR Power Pin Close to DDR Power Pin CLose to Saturn7M IC CLose to DDR3 CLose to Saturn7M IC...
  • Page 29 +1.8V_AMP +3.3V_Normal IC404 AP1117E18G-13 ADJ/GND Vd=1.4V 120 mA C434 C421 C446 0 . 1 u F 10uF 0 . 1 u F +24V SPK_L+ D501 C540 OPT 0 . 0 1 u F 1N4148W R519 R526 L507 100V AD-9060 R527 C536 R535 R531 OPT...
  • Page 30 IC102 HY27UF082G2B-TPCB NAND FLASH MEMORY +3.3V_Normal +3.3V_Normal NC_1 NC_29 LGE107D (S7M Divx_Non RM) 2GBIT /PF_CE0 NC_2 NC_28 H : S e r i a l F l a s h <T3 CHIP Config(AUD_LRCH)> IC101 PCM_A[0-7] L : N A N D F l a s h NC_3 NC_27 /PF_CE1...
  • Page 31 : H I G H L O W U 3 _ E X T E R N A L : H I G H H I G H L214 MODEL_OPT_4 PWIZ TCON with LG FRC : HIGH HIGH 100/120Hz LVDS 50/60Hz LVDS VDD33 BLM18PG121SN1D...
  • Page 32 [ L E V E L S h i f t B l o c k ] [POWER Block] D607 MMSD4148T1G VDD_LCM (+16V) 100V VCC_LCM CHECK Value!! ( + 3 . 3 V ) TCON_42_FHD_60_LAMP R635 R640 C628 C635 910K 470K C642 C653...
  • Page 33 5V_HDMI_1 5V_DET_HDMI_1 HDMI_1 R830 Q802 HPD1 R896 2SC3052 $0.253 C802 R804 0 . 1 u F 1.8K R825 DDC_SDA_1 R826 DDC_SCL_1 JP804 R824 HDMI_CEC R847 CK-_HDMI1 R846 R845 D0-_HDMI1 R844 D0+_HDMI1 R843 D1-_HDMI1 R842 D1+_HDMI1 D2-_HDMI1 R848 D2+_HDMI1 HDMI EEPROM 5V_HDMI_1 +5V_Normal JK802...
  • Page 34 b-LAN +5V_ST +5V_ST_PTC JIG WAFER B-LAN POWER L1405 BLAN MLB-201209-0120P-N2 P1405 5VST_JIG +5V_ST_PTC BLAN CHECK 12505WS-15A00 BLAN +5V_ST_PTC +5V_BLAN TU1002 C1485 MLB-201209-0120P-N2 BLAN BLAN TMMB-H001P(W/O Tuner) Q1482 bLAN_CHECK_5V P1400 SI4925BDY YFDW254-06S 011:Y20 5VST_JIG BLAN CHECK RF_OUT[NC] D1_2 R1492 C1482 +12V_C_MPI R2568 C1483 GND_1...
  • Page 35 USB_DIODES IC1500 AP2191SG-13 P1500 SMW200-11 +12V_C +5V_USB L1451 MLB-201209-0120P-N2 $ 0 . 0 7 7 OUT_2 IN_1 120-ohm C1501 OUT_1 IN_2 C1502 10uF C1500 0 . 1 u F BUFFERED_MPI R1524 DUM_MPI_DIN 0 1 6 : A I 9 22uF +3.3V_Normal MPI_DOUT R1525...
  • Page 36 +3.5V_ST +5V_ST +3.5V_ST +12V/+15V +12V_ST R1625 0 OPT R6102 R6106 +3.5V_ST IC1608 IC1604 C1604 D1600 FM24C16A D1601 KIA7027AF 47uF MBRA340T3G R1603 +12V_C NC_1 C6101 C1624 IC1607 C1618 +3.5V_ST 0 . 1 u F NC_2 R1604 10uF TXS0104EDR 2200pF MBRA340T3G VCCA VCCB NC_3 Q1615...
  • Page 37 +3.3V_Normal +3.3V_Normal S_FLASH IC200 MX25L8005M2I-15G +3.3V_Normal C1200 /SPI_CS 0 . 1 u F HOLD# SPI_SDO R1301 SCLK /FLASH_WP SPI_SCK R1304 SPI_SDI R1300 Q1300 KRC103S M a c r o n i x _ s h r i n k IC200-*1 MX25L8006EM2I-12G SO/SIO1 HOLD#...
  • Page 38 GIT CAN H/N TUNER for US&KOR&BRAZIL&TAIWAN&AUS RF_S/W_CTL BST_CTL +B1[5V] NC_1[RF_AGC] NC_2 SCLT SDAT NC_3 NC_4 VIDEO +5V_TU OPTION : BOOSTER +B2[1.2V] +B3[3.3V] RESET IF/AGC L5001 DIF_1[N] MLB-201209-0120P-N2 D I F _ 2 [ P ] OPTION : RF S/W BOOSTER_OPT SHIELD TU5001-*1 TDTR-T035F...
  • Page 39 [51Pin LVDS Connector] ( F o r F H D 6 0 / 1 2 0 H z ) PANEL_VCC [ R i g h t F F C C o n n e c t o r ] ( 6 0 P i n M i n i - L V D S ) [LEFT FFC Connector] [30Pin LVDS Connector] ( 6 0 P i n M i n i - L V D S )
  • Page 40 NON CI Region /PCM_REG /PCM_CD /PCM_OE PCM_5V_CTL /PCM_WE /PCM_CE /PCM_IORD /PCM_IOWR /PCM_IRQA PCM_RST /PCM_WAIT PCM_D[0] PCM_D[1] PCM_D[2] PCM_A[0] PCM_D[3] PCM_A[1] PCM_A[2] PCM_A[3] PCM_D[4] PCM_A[4] PCM_D[5] PCM_A[5] PCM_D[6] PCM_A[6] PCM_D[7] PCM_A[7] PCM_A[8] PCM_A[9] PCM_D[0-7] PCM_A[10] PCM_A[11] PCM_A[12] PCM_A[13] PCM_A[14] THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
  • Page 42 Check IC1602 IIC communication Check IIC line or replace IC1602 state Check IR input state of IC1602 Check IR board 57pin Re-download PTC Micom Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 43 Check Q409 application circuit or Check Q409 output Voltage(12V) replace Q409 Replace Cable Check LVDS Cable Check LCD Module Control board Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 44 Replace L5003 Check tuner 1.2V power IC5001 Replace IC5001 2pin : 1.2V Replace Mstar(IC101) Check Mstar LVDS output or main board Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 45 Check tuner application circuit or Check IF Signal TU5001 #10, 11 Pin replace tuner. Check X201 Replace X201 and application circuit Replace IC101 Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 46 After checking thoroughly all path once again, You should decide to replace Mstar or not. Can you see the normal waveform? Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 47 After checking thoroughly all path once again, You should decide to replace Mstar or not. Can you see the normal waveform? Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 48 After checking thoroughly all path once again, You should decide to replace Mstar or not. because it’s more easy to check. Can you see the normal waveform? Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 49 After checking thoroughly all path once again, You should decide to replace Mstar or not. because it’s more easy to check. Can you see the normal waveform? Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 50 After checking audio signal line, you should decide to replace item or not. Measure waveform at C250 because it’s more easy to check. Can you see the normal waveform? Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 51 After checking audio signal line, you should decide to replace item or not. C236,C237,C238,C239,C4059,C4060,C244,C245 because it’s more easy to check. Can you see the normal waveform? Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 52 Check HDCP key NVRAM(IC103) After checking the Power of this chip, you should decide to replace this or not. Power & I2C signal Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 53 After checking audio signal line, you should decide to replace item or not. Can you see the normal waveform? Check the connector & Speaker Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 54 I2C Block I2C Block M+S Output Block(37”/42”) M+S Output Block(37”/42”) POWER Block POWER Block LG Electronics/ BS Division Commercial Display H/W Gr. Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 55 REAR JK1102 RJP_CTRL HDMI 2 I2C(SCL/SDA) Micom JK501 HDMI 1 (MSP430F5419IPZR) S/W Reset IC1602 RS-232C RX/TX RX/TX 24MHz MAX3232 (SVC) X-tal Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 56 S7(LGE105DB-LF-1) VSYNC0 COMP1_Y GIN1P/M COMP1_Pr RIN1P/M COMP1_Pb BIN1P/M CK+/-_HDMI2 B_RXCP/N D0+/-_ HDMI2 B_RX0P/N D1+/-_HDMI2 B_RX1P/N D2+/-_HDMI2 B_RX2P/N AV_CVBS_IN CVBS2P SIDEAV_CVBS_IN CVBS3P Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 57 I2S_OUT_SD COMP1_L_IN AUD_LRCK LINE_IN_0L I2S_OUT_WS COMP1_R_IN LINE_IN_0L S7(LGE105DB-LF-1) SIDEAV_L_IN LINE_IN_ SIDEAV_R_IN LINE_IN_2R PC_L_IN EXT_SPK LINE_IN_4L LINE_OUT_3L Power AMP PC_R_IN TPA6011A4PWPRG4 LINE_IN_4R Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 58 /PF_OE PCM_PF_CE1Z /PF_CE0 PCM_PF_CE0Z /PF_CE1 PCM_PF_CE1Z PF_ALE +3.5V_ST PCM_PF_CE0Z /PF_WE PCM_PF_WEZ SOC_RESET Micom RESET /PF WP (MSP430F5419IPZR) PCM PF_AD15 Reset Switch Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 59 DDCDA_DA/GPIO24 22 ohm IC1608 IC1608 IC801 +5V_Normal EEPROM DDCDB_CK/GPIO25 22 ohm PTC Micom DDC_SCL_2/SDA_2 (AT24C02BN) DDCDB_DA/GPIO26 22 ohm IC802 (MSP430F5419IPZR) IC1602 Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 60 MAX9668 VCOMR / GMA (gamma voltage) (P_GAMMA) AMP_SDA VCOML VCOM IC601 VGH / VDD / VCC / VGL / HVDD VCOMR Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 61 VCC_1.5V_DDR +1.5V_DDR MP2212DN H5TQ1G63BFR-H9C L420 L1201 (DCDC)3A DDR3 IC1003 MAX3232CDR (RS-232C) IC1000, 1001 MC14053BDR2G (UART) P6000 Control IR & LED (#6) Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 62 +3.3V_Normal IC405 L416 AOZ1073AIL L424 (DCDC)3A +5V_Normal IC406 AOZ1072AI L417 (DCDC)2A +5V_TUNER IC406 L430 AOZ1072AI (DCDC)2A PANEL_VCC Q409 L1412 AO3407A (FET) Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 63 (Tuner) IC501 L504 NTP7000 (Audio AMP) IC404 +1.8V_AMP AP1117E18G-13 (LDO) IC103 CAT24WC08W (HDCP EEPROM) IC104 M24M01-HRMN6TP (EEPROM) IC102 HY27UF082G2B-TPCB (NAND Flash) Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 64 VDD_LCM(+16V) VCOM (MINI LVDS) IC603 MAX9668ETP+ MAX17113ETL+ (MINI LVDS P-GMA) (MINI LVDS PMIC) VCC_LCM(+3.3V) L601 IC602 VGL(-5V) D603 MAX17119DS (Level Shifter) Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...

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