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LG 60PH6700 Service Manual
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LG 60PH6700 Service Manual

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See also: Owner's Manual , User Manual
PLASMA TV
SERVICE MANUAL
CHASSIS : PA32A
MODEL : 60PH6700
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
P/NO : MFL67685002 (1302-REV00)
North/Latin America
Europe/Africa
Asia/Oceania
60PH6700-TD
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 60PH6700

  • Page 1 Internal Use Only North/Latin America http://aic.lgservice.com Europe/Africa http://eic.lgservice.com Asia/Oceania http://biz.lgservice.com PLASMA TV SERVICE MANUAL CHASSIS : PA32A MODEL : 60PH6700 60PH6700-TD CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. P/NO : MFL67685002 (1302-REV00) Printed in Korea...

  • Page 2: Table Of Contents

    SPECIFICATION ..................4 ADJUSTMENT INSTRUCTION ..............6 BLOCK DIAGRAM .................. 11 EXPLODED VIEW .................. 12 SCHEMATIC CIRCUIT DIAGRAM .............. - 2 - Copyright © LG Electronics. Inc. All rights reserved. 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. - 3 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 4: Specification

    7) Temp. : -20 ~ 60 deg 8) Humidity : 10 ~ 90 % Input Voltage AC220 ~ 240V, 50/60Hz Maker LG - 4 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 5 SPDIF Out (1 EA) SPDIF Out USB(3EA-FHD / 2 EA-HD ) For SVC, S/W Download, X-Studio, DivX-HD Ethernet LAN(1EA) - 5 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 6: Adjustment Instruction

    * Each Chassis has it’s own MAC Address. Please be careful of download. Tool option 5 6294 Tool option 6 1609 Tool option 7 13451 - 6 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 7 WARM 0.313 0.329 6500K 0.002 ■ HDMI INPUT C/S Table. - FHD HDMI1 HDMI2 HDMI3 CheckSum 9771 9761 9751 - 7 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 8 5 minutes Group & Area Code(Option) D/L - Refer to Table 3.3 insert tool option. - 8 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 9 ADJ Remote Controller. (3) Check the picture. The picture must be same as below. (Don’t have to wear 3D glasses.) - 9 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 10 (2) Move to ‘signal test’ menu. And check Serial No & Model Name Select the STATION -> Diagnostics -> To set - 10 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 11: Block Diagram

    BLOCK DIAGRAM - 11 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 12: Exploded View

    X-RADIATION, Shock, Fire, or other Hazards. Do not modify the original design without permission of manufacturer. Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only - 12 - Only for training and service purposes...
  • Page 13 MID_MAIN_1 2011.12.13 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 14 MID_MAIN_2 2011.12.19 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 15 MID_MAIN_3 2011.12.09 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 16 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. DDR ONE SIDE 2011.12.09 Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 17 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. PCMCI Slot Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 18 2011.11.25 MID_POWER ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 19 2012.02.22 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. MICOM Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 20 HDMI 4 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 21 JACK HIGH / MID 2011.11.21 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 22 IR / KEY 2011.11.21 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 23 USB3_HUB_WiFi 2011.10.26 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 24 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR AUDIO[ST] THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 25 TUNER 2012.03.08 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 26 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 © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 27 11.09.29 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 29 5. NetCast4.0 Service Guide Contents 표지 1. Service Guide Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 30 HDMI Audio Trouble Shooting USB Trouble Shooting DVR Recording Fail Trouble Shooting OPTIC Audio Out Trouble Shooting OPTIC Audio Out Trouble Shooting WiFi Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 31 Replace one of IC701 ~ 703 Replace IC8100 EMMC Memory Replace IC8100 EMMC Memory Replace IC105 & Recheck Replace IC105 & Recheck & Recheck Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 32 Measure point L1101: 5V_ST L1111: 17V Q1102 : 5V P1100 C1157 5V_ST 5V_ST VS_DET VS_ON 5V_ST 17V_DET RL_ON AC_DET M ON M_ON Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 33 ■ DC DC Check ■ DC-DC Check Measure point Typ. 1.2V Typ. 1.5V IC1102 Typ. 3.3V IC1105 IC1101 IC1101 Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 34 AV / COMP (32.768kHz) (Renesas) COMP HYBRID CVBS/COMP _LR COMP/ COMP/ _LR RF Emitter Module UART OPTIC SPDIF OUT RS-232C Ethernet Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 35 Check all multi voltage Check power up boot sequence (17v, 3.3v, 1.2v, 5V) Check LVDS Cable Replace Cable Check PDP Module Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 36 AV / COMP (32.768kHz) (Renesas) COMP HYBRID CVBS/COMP _LR COMP/ COMP/ _LR RF Emitter Module UART OPTIC SPDIF OUT RS-232C Ethernet Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 37 2. Check Tuner I2C level (Pin #3, #4) 3. Check IF_AGC level (Pin #9) LNA_CTRL_1 4. Check IF Signal(Pin #10, #11) LNA_CTRL_2 Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 38 AV / COMP (32.768kHz) (Renesas) COMP HYBRID CVBS/COMP _LR COMP/ COMP/ _LR RF Emitter Module UART OPTIC SPDIF OUT RS-232C Ethernet Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 39 1. Check Tuner power (Pin #5, #7) 2. Check Tuner I2C level (Pin #3, #4) 3. Check Video signal (Pin #8) LNA_CTRL_1 LNA_CTRL_2 Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 40 AV / COMP (32.768kHz) (Renesas) COMP HYBRID CVBS/COMP _LR COMP/ COMP/ _LR RF Emitter Module UART OPTIC SPDIF OUT RS-232C Ethernet Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 41 Replace one of resistance R3609/R3612/R1618 & Recheck R3609/R3612/R1618 Check Component Signal Replace it C372/C373/C374 M b LGE2122 (IC105) Maybe LGE2122 (IC105) has problems Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 42 1920 X 1080 (i) Dot Freq : 74.25 MHz H - Freq : 33.75 kHz V – Freq : 60 Hz Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 43 AV / COMP (32.768kHz) (Renesas) COMP HYBRID CVBS/COMP _LR COMP/ COMP/ _LR RF Emitter Module UART OPTIC SPDIF OUT RS-232C Ethernet Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 44 Check HDMI Cable Check EDID D/L Re-Download EDID Check HDMI Jack Replace Jack JK3301, JK3302, JK3303 Maybe LGE2122 (IC105) has problems Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 45 Sub Micom AV / COMP (32.768kHz) (Renesas) COMP HYBRID CVBS/COMP _LR COMP/ _LR RF Emitter Module UART OPTIC SPDIF OUT RS-232C Ethernet Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 46 Replace it Maybe Audio Digital AMP has problems. (IC3801, STA380BWF) Replace It Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 47 Sub Micom AV / COMP (32.768kHz) (Renesas) COMP HYBRID CVBS/COMP _LR COMP/ _LR RF Emitter Module UART OPTIC SPDIF OUT RS-232C Ethernet Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 48 Follow procedure All source audio Maybe LGE2122(MTK IC) internal trouble shooting h ti audio DSP has problems. Replace It di DSP h Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 49 Sub Micom AV / COMP (32.768kHz) (Renesas) COMP HYBRID CVBS/COMP _LR COMP/ _LR RF Emitter Module UART OPTIC SPDIF OUT RS-232C Ethernet Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 50 IC105 ) audio block has problems. R345, R331, R380, R334, R336, Replace It C312, C336m C337, C310 & Recheck the signal Replace it Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 51 Sub Micom AV / COMP (32.768kHz) (Renesas) COMP HYBRID CVBS/COMP _LR COMP/ _LR RF Emitter Module UART OPTIC SPDIF OUT RS-232C Ethernet Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 52 M b LGE2122 (MTK M i IC Maybe LGE2122 (MTK Main IC, Follow procedure All source audio IC105) audio block has problems. trouble shooting Replace It Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 53 Sub Micom AV / COMP (32.768kHz) (Renesas) COMP HYBRID CVBS/COMP _LR COMP/ _LR RF Emitter Module UART OPTIC SPDIF OUT RS-232C Ethernet Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 54 & Recheck Maybe LGE2122 (MTK Main IC, Follow procedure All source audio IC105) audio block has problems. trouble shooting Replace it Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 55 AV / COMP (32.768kHz) (Renesas) COMP HYBRID CVBS/COMP _LR COMP/ COMP/ _LR RF Emitter Module UART OPTIC SPDIF OUT RS-232C Ethernet Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 56 - USB power could be disabled by inrushing current - In this case, remove the device and try to reboot the TV (AC power off/on) Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 57 AV / COMP (32.768kHz) (Renesas) COMP HYBRID CVBS/COMP _LR COMP/ COMP/ _LR RF Emitter Module UART OPTIC SPDIF OUT RS-232C Ethernet Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 58 Check HDD Replace HDD Check USB block Use USB Trouble shooting guide Maybe Mainchip USB block has problems. Replace It. Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 59 Sub Micom AV / COMP (32.768kHz) (Renesas) COMP HYBRID CVBS/COMP _LR COMP/ _LR RF Emitter Module UART OPTIC SPDIF OUT RS-232C Ethernet Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 60 Check Signal (JK3606 , #3 pin) l (JK3606 #3 i ) Maybe LGE2122 (MTK Main IC, IC105) has problems. Replace It. has problems. Replace It. Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 61 AV / COMP (32.768kHz) (Renesas) COMP HYBRID CVBS/COMP _LR COMP/ COMP/ _LR RF Emitter Module UART OPTIC SPDIF OUT RS-232C Ethernet Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 62 Replace one of L4302 L4302& Recheck Replace one of Check USB interface DP/DM Main Chip(IC105)& Recheck Maybe WiFi module has problems. Replace It. Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 63 AV / COMP (32.768kHz) (Renesas) COMP HYBRID CVBS/COMP _LR COMP/ COMP/ _LR RF Emitter Module UART OPTIC SPDIF OUT RS-232C Ethernet Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 64 P4100 & Recheck Replace one of Check Signal 3D Sync _RF Main Chip(IC105) & Recheck Replace one of BT Ass’y & Recheck Copyright © 2013 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

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60ph6700-td