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LG 32LD350 Service Manual
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LG 32LD350 Service Manual

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LCD TV
SERVICE MANUAL
CHASSIS : LA04A
MODEL : 32LD350
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
P/NO : MFL62863204 (1003-REV00)
North/Latin America
Europe/Africa
Asia/Oceania
32LD350-UA
Internal Use Only
http://aic.lgservice.com
http://eic.lgservice.com
http://biz.lgservice.com
Printed in Korea

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Summary of Contents for LG 32LD350

  • Page 1 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 : LA04A MODEL : 32LD350 32LD350-UA CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. P/NO : MFL62863204 (1003-REV00) Printed in Korea...

  • Page 2: Table Of Contents

    CONTENTS ....................2 SAFETY PRECAUTIONS ................. 3 SPECIFICATION ..................6 ADJUSTMENT INSTRUCTION .............. 10 EXPLODED VIEW .................. 16 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 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 ±0.015 for Adjustment Medium x:0.283 x:0.285 x:0.287 y:0.291 y:0.293 y:0.295 Warm x:0.311 x:0.313 x:0.315 y:0.327 y:0.329 y:0.331 Copyright LG Electronics. Inc. All right reserved. - 7 - LGE Internal Use Only Only for training and service purposes...
  • Page 8 800*600 37.879 60.31 40.00 VESA(SVGA) 1024*768 48.363 60.00 65.00 VESA(XGA) 1280*768 47.776 59.87 79.50 CVT(WXGA) 1360*768 47.720 59.799 84.75 CVT(WXGA) 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 33.716 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 10 [Adjust 1024*768 RGB] •Service Option Default - ad 00 90 End adj. •USB Download(S/W Update, Option, Service only) •ISP Download (Optional) 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. 9) If ADC calibration is failure, after recheck ADC 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 00 1f -> Gain adj. complete *(wb 00 20(start), wb 00 2f(end)) -> Off-set adj. wb 00 ff -> End white balance auto adj. Copyright LG Electronics. Inc. All right reserved. - 12 - LGE Internal Use Only Only for training and service purposes...
  • Page 13 0.0000 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. - 13 - LGE Internal Use Only Only for training and service purposes...
  • Page 14 • After final inspection, press In-Stop key of the Adj. R/C and check that the unit goes to Stand-by mode. • After final inspection, Always turn on the Mechanical S/W. 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: 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. - 16 - LGE Internal Use Only Only for training and service purposes...
  • Page 17 NAND FLASH MEMORY IC102 +3.3V_Normal NUMONIX HY27US08121B-TPCB +3.3V_Normal IC102-*1 NAND512W3A2CN6E NC_1 NC_29 IC100 NC_2 NC_28 NC_3 NC_27 S5 Reset MSD3159GV NC_4 NC_26 /PF_CE0 NC_1 NC_28 NC_5 I/O7 C186 20pF NC_6 I/O6 H : Serial Flash I/O5 I/O4 L : NAND Flash NC_2 NC_27 NC_25...
  • Page 18 +3.3V_Normal +3.3V_VDDP L101 BLM18PG121SN1D +1.26V_VDDC C164 C167 C170 C173 C176 C179 C184 C189 C195 C196 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF C166 C169 C172 C175 C178 C183 C188 C193 C198 C2104 C2109 C2115 C2119 C2120 C2123 C2124 C2125 C2126...
  • Page 19 15V-->3.6V 20V-->3.5V +5V_Normal +12V/+15V +24V/+15V +12V/+15V +3.5V_ST 24V-->3.48V +3.5V_ST PANEL_POWER 12V-->3.58V R488 100K ST_3.5V-->3.5V FROM LIPS & POWER B/D IC408 NCP803SN293 C442 C438 POWER_DET C436 10uF 0.1uF New item RESET PANEL_VCC 0.01uF +3.5V_ST RT1P141C-T112 Q409 AO3407A Q402 +24V/+15V C443 R406 4.7K 4.7uF +3.5V_ST...
  • Page 20 CONTROL IR & LED +3.5V_ST R2405 R2404 P2402 12507WR-03L L2405 BLM18PG121SN1D 19"~22" 19"~22" L2406 BLM18PG121SN1D D2406 D2407 C2411 C2412 19"~22" 0.1uF 0.1uF 5.6V 5.6V 19"~22" 19"~22" 19"~22" 19"~22" 26"~32" L2401 R2401 BLM18PG121SN1D KEY1 EYEQ D2403 D2402 R2411 CDS3C05HDMI1 C2401 5.6V 5.6V 0.1uF AMOTECH...
  • Page 21 HDMI EEPROM 5V_HDMI_2 +5V_Normal ENKMC2838-T112 D7705 HDMI_2 IC7701 AT24C02BN-10SU-1.8 EEPROM_WP $0.055 C7704 R7756 R7760 0.1uF 4.7K 4.7K DDC_SCL_2 R7750 22 DDC_SDA_2 R7749 22 HDMI_4 HDMI_2 5V_HDMI_2 5V_DET_HDMI_2 5V_HDMI_4 5V_DET_HDMI_4 5V_HDMI_4 +5V_Normal SHIELD R7729 JACK_GND R7744 Q7701 Q7702 R7702 HPD2 HPD4 2SC3052 R7730 2SC3052...
  • Page 22 COMMON AREA New Item Development EARPHONE BLOCK EARPHONE AMP +5V_Normal +5V_EARPHONE D1100 R1119 H/P_L ENKMC2838-T112 HP_LOUT IC1100 1/10W 002:Y10 TPA6110A2DGNRG4 2:X19 C1115 1000pF R1115 C1103 R1116 R1125 0.22uF BYPASS IN1- JK3301 Q1101 Q1104 +3.3V_Normal KJA-PH-0-0177 +5V_EARPHONE MMBT3904-(F) MMBT3904-(F) C1100 C1106 HP_LOUT +5V_EARPHONE R1106...
  • Page 23 RS-232C +3.5V_ST L1209 BLM18PG121SN1D C1229 0.33uF C1234 JK1201 0.1uF IC1201 SPG09-DB-009 R1276 MAX3232CDR DBG_RX R1275 C1231 0.1uF DBG_TX R1302 C1230 0.1uF R1299 DOUT1 R1284 RIN1 R1285 C1242 C1243 D1237 D1236 220pF 47pF 47pF 0.1uF C1232 220pF C1239 C1235 ROUT1 DIN1 C1233 0.1uF DOUT2...
  • Page 24 (New Item Developmen H:9.2mm) SIDE_AV SIDE_AV_OPT L3303 BLM18PG121SN1D SIDEAV_CVBS_IN SIDE_AV_OPT +3.3V_Normal SIDE_AV_OPT C3304 R3301 D3301 100pF [YL]E-LUG SIDE_AV_OPT SIDE_AV_OPT R3305 [YL]O-SPRING R3302 SIDEAV_DET C3301 [YL]CONTACT SIDE_AV_OPT 100pF D3302 SIDE_AV_OPT 5.6V [WH]O-SPRING SIDE_AV_OPT SIDE_AV_OPT [RD]CONTACT L3301 BLM18PG121SN1D R3306 [RD]O-SPRING SIDEAV_L_IN SIDE_AV_OPT SIDE_AV_OPT SIDE_AV_OPT R3303...
  • Page 25 USB_DIODES IC1450 AP2191SG-13 +5V_USB L1451 MLB-201209-0120P-N2 $0.077 OUT_2 IN_1 120-ohm C1452 OUT_1 IN_2 C1453 10uF 0.1uF C1451 22uF +3.3V_Normal R1455 4.7K R1456 0 USB_CTL R1454 R1451 47 USB_OCD SIDE_USB_DM SIDE_USB_DP D1451 D1452 CDS3C05HDMI1 CDS3C05HDMI1 5.6V 5.6V SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
  • Page 26 DDR2 1.8V By CAP - Place these Caps near Memory +1.8V_DDR +1.8V_S_DDR BLM18PG121SN1D 0.1uF 0.1uF +1.8V_S_DDR +1.8V_S_DDR +1.8V_S_DDR IC100 0.1uF 1000pF H5PS5162FFR-S6C MSD3159GV H5PS5162FFR-S6C IC1-*1 IC2-*1 A3R12E4JFF-G8E A3R12E4JFF-G8E VREF VREF VREF SDDR_D[0] TDDR_D[0] VREF SDDR_A[5] ADDR2_A[5] A_MVREF AR13 SDDR_D[1] TDDR_D[1] SDDR_A[3] ADDR2_A[3] BDDR2_A[9]...
  • Page 27 Serial FLASH MEMORY for BOOT +3.3V_Normal +3.3V_Normal IC101 MX25L3205DM2I-12G +3.3V_Normal C126 SPI_CS 0.1uF 001:AR36 R104 HOLD# SPI_DO 001:AR36 SCLK R101 SPI_CK 001:AR35 SPI_DI 001:AR36 R102 Flash_WP_1 001:AR30 Q100 KRC103S SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION. FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 09.09.03 LD350...
  • Page 28 LGIT CAN H/N TUNER for US TU5001 TDVJ-H001F +5V_TU R5002 ANT_PWR[OPT] R5029 1608 BST_CNTL +5V_TU +3.3V_TU R5032 FE_SIF C5025 R5018 R5001 3.3K R5020 NC[RF_AGC] C5003 C5001 100pF ISA1530AC1 0.1uF R5015 3.3K 100pF R5025 Q5004 4.7K FE_TUNER_SCL R5005 R5016 2.2K FE_TUNER_SDA +5V_TU 0.1uF C5012...
  • Page 29 VSB B+ BLOCK 001:AR30;007:AH18 POWER_ON/OFF2_2 +5V_Normal +3.3V_TU IC1000 +3.3V_PVSB SC4215ISTRT IC1001 L1000 L1005 +1.2V_PVSB MLB-201209-0120P-N2 SC156515M-1.8TR R1035 NC_1 R1001 R1011 4.7K R1036 R1014 R1012 R1002 R1015 V0 = 0.8(R1+R2) / R2 C1002 C1018 C1020 C1077 C1078 C1003 C1076 100uF 8.2K 100uF 2.2uF 2.2uF...
  • Page 30 JK9800 PPJ238-01 [RD1]E-LUG R9815 AV_R_IN C9805 R9810 R9820 D9806 1000pF [RD1]O-SPRING 470K 5.6V [RD1]CONTACT +3.3V_Normal R9816 AV_L_IN C9806 R9813 R9821 [WH1]O-SPRING D9807 1000pF 470K 5.6V R9802 [YL1]CONTACT AV_CVBS_DET R9803 [YL1]O-SPRING D9800 C9800 100pF 5.6V AV_CVBS_IN D9809 R9812 C9807 [YL1]E-LUG 10pF [RD2]E-LUG R9817 COMP1_R_IN...
  • Page 31 PANEL_VCC P801 FF10001-30 HD_60Hz_SMALL HD_60Hz_SMALL CB3216PA501E L801 R809 C803 C805 C807 TXA1-[9] LVDS_TXA3+ 1000pF 0.1uF 22uF R810 HD_60Hz_SMALL TXA1+[8] LVDS_TXA3- HD_60Hz_SMALL HD_60Hz_SMALL R811 TXA2-[7] LVDS_TXAC+ +3.3V_Normal R812 TXA2+[6] LVDS_TXAC- R822 5.1K R806 R813 LVDS_TXA2+ CMO&Sharp LVDS_SEL CMO 22" AUO 26"/32" Sharp 26"/32"...
  • Page 32 IC601 AZ1117H-1.8TRE1(EH13A) +1.8V_AMP +3.3V_Normal INPUT ADJ/GND OUTPUT C646 22uF C647 0.1uF C648 C649 0.1uF 22uF SPK_L+ 006:AH11 AMP_VCC C639 L606 0.01uF R613 D601 AD-9060 R617 100V EAP61008401 C635 R625 R621 0.1uF 4.7K C629 1000pF C633 SPEAKER_L 0.47uF C615 C643 R622 0.01uF C602 0.01uF...
  • Page 34 IC407 : 1.8V Check LVDS Power Voltage Replace Q409 Q409 : 12V Check Mstar LVDS Output Replace Mstar(IC100) or Main Board Change Module Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 35 Check Demodulator Input Replace X1005 Clock(X1005-25Mhz) Check IC1004(LGDT) Output Replace IC1004 - AR1070, AR1071 Check Mstar LVDS Output Replace Mstar(IC100) or Main Board. Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 36 IC5001 2 pin : 1.2V Check CVBS Signal Bad Tuner. Replace Tuner. TU5001 11 Pin Check Mstar LVDS Output Replace Mstar(IC100) or Main Board. Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 37 Check JK9800 Y/PB/PR signal Line Replace Jack (R121/120/122) Check COMP_DET Signal Replace R9800,R9801 Check Mstar LVDS Output Replace Mstar(IC100) or Main Board. Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 38 H/V_Sync/R/G/B Signal Line Replace Jack (R146/149/127/128/129) Check DSUB_DET Replace R1146 or R1147 Check Mstar LVDS Output Replace Mstar(IC100) or Main Board. Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 39 Check HDMI Signal Replace Main Board If no problem, check signal line Check Mstar LVDS Output Replace Mstar(IC100) or Main Board. Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 40 1, 2, 3, 4 pin. IC600. Replace connector Check Connector & P600 if found to be damaged. Check speaker resistance Replace speaker. and connector damage. Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 41 Check Demodulator Input Replace X1005 Clock(X1005-25Mhz) Check IC1004(LGDT) Output Replace IC1004 - AR1070, AR1071 Follow procedure ‘8. All source audio’ trouble shooting guide. Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 42 Check SIF Signal & Buffer signal Replace Tuner. Or Replace Q5004 TU5001 11 Pin / R5032 Follow procedure ‘8. All source audio’ trouble shooting guide. Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 43 Check JK1104 & Signal Line Replace Jack Follow procedure ‘8. All source audio’ trouble shooting guide. Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 44 MSD3368 GPIO Block LVDS 출력 Block LVDS 출력 Block POWER Block POWER Block LG Electronics/ LCD TV Division LCD TV Gr. Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 45 Digital Audio SPDIF (Optic) CLK,TDI,TDO,MS,RST JTAG RS-232C RX/TX RX/TX MAX3232 (CTRL./SVC) Reset Reset IC Reset Switch (MAX809RTR) DP/DM/ +5V 12MHz X-tal Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 46 RXB2N SC1_R COMP1_Pb SC1_B RXCCKP CK+/-_HDMI3 RXCCKN D0+/-_HDMI3 RXC0P D1+/-_HDMI3 RXC0N RXC1P D2+/-_HDMI3 AV_CVBS_IN RXC1N CVBS3 CEC_REMOTE RXC2P SIDEAV_CVBS_IN CVBS2 RXC2N Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 47 AUR1 HP_ROUT HP/ R HP AMP SIDEAV_L_IN HP_LOUT HP/ L AUL0 TPA6110A2D SIDEAV_R_IN AUR0 PC_L_IN +3.3V AUL4 PC_R_IN AUL5 SPDIF_OUT SPDIF_OUT Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 48 /PF_OE /PF_CE0 /PF_CE0 /PF_CE1 /PF_CE1 PF_ALE PF_ALE /PF_WE /PF_WE +3.3V PF WP +3.3V PF_AD15 S5/S6_Reset Reset IC HWRESET (MAX809RTR) Reset Switch Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 49 22 ohm DDCR_DA MSD3368GV EEPROM 22 ohm (CAT24WC08W) 22 ohm IC105 +5V_Gen. EEPROM DDCA_CK 22 ohm AT24C02BN8 RGB_DDC_SCL/SDA 2 ohm DDCA_DA IC1105 Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 50 RS232C DBG_TX (MAX3232CDR) UART_TX2 KEY1 SAR0 KEY2 SAR1 VSB_RESET VSB IC ET_MDIO IRIN (LGDT3305) USB_DM USB_DM2 JK1204 USB_DP USB_DP2 (USB JACK) Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 51 AF12 SPI_DO ET_TX_EN EEPROM _WP SPI_DI AE11 SPI_DI ET_RXD1 DSUB_DET ET_RXD0 COM P1_DET ET_TX_CLK HP_DET TESTPIN/GND ET_TXD1 SIDEAV_DET XOUT ET_TXD0 AV_CVBS_DET Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 52 LVDS TXA3+/- LVA4 P/M MSD3368GV LVDS TXA0+/- LVDS TXA1+/- LVDS TXA2+/- P802(30pin) LVDS TXAC+/- LVDS Wafer LVDS TXA3+/- (HD, 60Hz) AUO(26”/32”) Panel_Vcc(+12V) Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 53 MAX3232CDR (RS-232C) IC1201 +3.3V_AVDD_MPLL MAX3232CDR (RS-232C) IC100 IC403 +1.26V_VDDC MP2212DN MSD3159GV (DCDC)3A Main_SOC(S5) IC407 +1.8V_DDR MP2212DN (DCDC)3A IC1, IC2 H5PS5162FFR-S6C DDR2 Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 54 +12V/+15V Q409 PANEL_VCC AO3407A P800 (FET) IC401 +5V_USB MP8706EN (DCDC)3A IC405 +3.3V_Normal AOZ1073AIL (DCDC)3A IC409 +5V_Normal AOZ1073AIL (DCDC)3A IC408 Power_DET NCP803SN293 Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 55 MX25L3205DM2I Serial Flash IC1104 NL17SZ00DFT2G SPDIF IC600 NTP3100L IC601 +1.8V_AMP IC600 AZ1117H-1.8TRE1 NTP-3100L +3.3V_TU L5003 TU6600 TDVJ-H031F IC5001 +1.26V Tuner AZ1117H-1.2TRE1 Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 56 LGDT3305 VSD DEMOD +3.3V_TU L1005 IC401 TU6600 +5V_USB +5V_TU +5V_USB MP8706EN TDVJ-H031F L5003 (DCDC)3A Tuner IC1450 P2301 AP2191SG-13 USB JACK (OPC) Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 57 MAX3232CDR (RS-232C) IC1201 +3.3V_AVDD_MPLL MAX3232CDR (RS-232C) IC100 IC403 +1.26V_VDDC MP2212DN MSD3159GV (DCDC)3A Main_SOC(S5) IC407 +1.8V_DDR MP2212DN (DCDC)3A IC1, IC2 H5PS5162FFR-S6C DDR2 Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 58 (FET) AMP_VCC IC600 NTP-3100L R476 +12V/+15V IC401 +5V_USB MP8706EN (DCDC)3A IC405 +3.3V_Normal AOZ1073AIL (DCDC)3A IC409 +5V_Normal AOZ1073AIL (DCDC)3A IC408 Power_DET NCP803SN293 Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 59 MX25L3205DM2I Serial Flash IC1104 NL17SZ00DFT2G SPDIF IC600 NTP3100L IC601 +1.8V_AMP IC600 AZ1117H-1.8TRE1 NTP-3100L +3.3V_TU L5003 TU6600 TDVJ-H031F IC5001 +1.26V Tuner AZ1117H-1.2TRE1 Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 60 LGDT3305 VSD DEMOD +3.3V_TU L1005 IC401 TU6600 +5V_USB +5V_TU +5V_USB MP8706EN TDVJ-H031F L5003 (DCDC)3A Tuner IC1450 P2301 AP2191SG-13 USB JACK (OPC) Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only...

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32ld350-ua