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LG 47WV30BS Service Manual
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LG 47WV30BS Service Manual

LG 47WV30BS Service Manual

Chassis : lw01a
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See also: Owner's Manual
MONITOR SIGNAGE
SERVICE MANUAL
CHASSIS : LW01A
MODEL : 47WV30BS
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
P/NO : MFL63279926 (1112-REV00)
North/Latin America
Europe/Africa
Asia/Oceania
47WV30BS-BL
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 47WV30BS

  • Page 1 Internal Use Only North/Latin America http://aic.lgservice.com Europe/Africa http://eic.lgservice.com Asia/Oceania http://biz.lgservice.com MONITOR SIGNAGE SERVICE MANUAL CHASSIS : LW01A MODEL : 47WV30BS 47WV30BS-BL CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. P/NO : MFL63279926 (1112-REV00) Printed in Korea...

  • Page 2: Table Of Contents

    ADJUSTMENT INSTRUCTION ..............9 TROUBLE SHOOTING ................15 BLOCK DIAGRAM .................. 22 EXPLODED VIEW .................. 23 SCHEMATIC CIRCUIT DIAGRAM .............. - 2 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 3: Precaution

    CAUTION Please use only a plastic screwdriver to protect yourself from shock hazard during service operation. - 3 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 4: Servicing Precautions

    - 4 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 5 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. - 5 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 6: Specification

    WOL, NSU(Network Software Update) DivX, JPEG, MP3, SVC(download) Ext. IR (1EA) IR Receiver Ext. Speaker Out (1EA) Ext. Speaker Out - 6 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 7 45.00 60.00 74.25 VESA 1360*768 47.72 59.8 84.75 WXGA 1366*768 47.71 59.79 85.50 WXGA 1280*1024 63.595 60.0 108.875 SXGA - 7 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 8 HDCP 1920*1080 33.72 / 33.75 59.94 / 60 74.17/74.25 HDTV 1080I HDCP 1920*1080 28.125 50.00 74.25 HDTV 1080I HDCP - 8 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 9: Adjustment Instruction

    (6) If your Multi-vision is turned on, check your updated version and Tool option. (explain the Tool option, next stage) - 9 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 10 * Caution : Using ‘power on’ button of the Adjustment R/C, power on Multi-vision. <Test Signal> Inner pattern (216gray,85IRE) - 10 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 11 ■ After enter Service Mode by pushing “ADJ” key, ■ Enter White Balance by pushing “►” key at “6. White Balance”. - 11 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 12 * In case of SKD Ass’y, it is no need to do EDID D/L. Ass’y, Supplier does that in advance. Revision Digital : 3 - 12 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 13 1) RGB EDID data 2) DVI EDID data 3) HDMI EDID data - 13 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 14 Data : Write data CS : CMD + LENGTH + ADH + ADL + Data_1 + … + Data_n Delay : 20ms - 14 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 15: Trouble Shooting

    TROUBLE SHOOTING 1. No Power - 15 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 16 INVERTER CONTROL BOARD INV_ON CHECK CHECK MODULE INPUT MODULE LINK CONNECTOR WAVE 1. CHECK INVERTER 2. CHECK T-CON BOARD - 16 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 17 TRIGGER I/O PERIPHERALS OF IC902 SYNC (IC902) 1. CHECK IC101 2. CHECK Vcc OF IC101 3. CHECK PERIPHERALS OF IC101 - 17 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 18 CHECK Vcc AND Multiplexer IC803 PERIPHERALS OF IC803 1. CHECK IC101 2. CHECK Vcc OF IC101 3. CHECK PERIPHERALS OF IC101 - 18 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 19 CHECK SIGNAL CABLE AND (JK1001, JK1002) OUTPUT DEVICE 1. CHECK IC101 2. CHECK Vcc OF IC101 3. CHECK PERIPHERALS OF IC101 - 19 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 20 CHECK INPUT JACK OUTPUT DEVICE (JK801) 1. CHECK IC101 2. CHECK Vcc OF IC101 3. CHECK PERIPHERALS OF IC101 - 20 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 21 CHECK AUDIO PROCESSOR CHECK VCC AND IC701 OUT PERIPHERALS OF IC701 (NTP-7000) 1. CHECK SPEAKER 2. CHECK SPEAKER CONNECOTR - 21 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 22: Block Diagram

    BLOCK DIAGRAM - 22 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 23: Exploded View

    X-RADIATION, Shock, Fire, or other Hazards. Do not modify the original design without permission of manufacturer. - 23 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 24 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR USB TO ETHERNET THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 25 1 1 / 0 5 / 1 1 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR LVDS THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 26 1 1 / 0 5 / 1 1 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 27 1 1 / 0 5 / 1 1 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. JACK Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 28 1 1 / 0 5 / 1 1 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. RS232//RGB/Sub_BD Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 29 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. HDMI/DVI/USB HDMI Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 30 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. AUDIO AMP Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 31 1 1 / 0 5 / 1 1 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. FAN/RTC/SENSOR Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 32 1 1 / 0 5 / 1 1 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. POWER Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 33 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Main IC Power Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 34 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. AV IN/LVDS Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 35 1 1 / 0 5 / 1 1 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR S7/FLASH/EEPROM/GPIO THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

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