LG 42WS10-BAAL Service Manual
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LG 42WS10-BAAL Service Manual

LG 42WS10-BAAL Service Manual

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MONITOR SIGNAGE

SERVICE MANUAL

CHASSIS NO. : LWB1A
MODEL : 42WS10
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
P/NO : MFL63279923(1112-REV01)
North/Latin America
Europe/Africa
Asia/Oceania
42WS10-BAAL
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 42WS10-BAAL

  • 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 MONITOR SIGNAGE SERVICE MANUAL CHASSIS NO. : LWB1A MODEL : 42WS10 42WS10-BAAL CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. P/NO : MFL63279923(1112-REV01) Printed in Korea...

  • Page 2: Table Of Contents

    ADJUSTMENT INSTRUCTION ...............10 BLOCK DIAGRAM...................15 DESCRIPION OF BLOCK DIAGRAM .............16 TROUBLE SHOOTING ................17 EXPLODED VIEW .................. 29 SCHEMATIC CIRCUIT DIAGRAM .............. Copyright LG Electronics. Inc. All right reserved. - 2 - LGE Internal Use Only Only for training and service purposes...

  • Page 3: Precautions

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

  • Page 4: Servicing Precautions

    8. Always connect the test receiver ground lead to the receiver chassis ground before connecting the test receiver positive lead. Always remove the test receiver ground lead last. 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 braid) before removing the IC. 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 Solder the overlapped area and clip off any excess jumper wire. At Other Connections Copyright LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 7: Specification

    Size [ mm ] 968.4(H) x 564.0(V) x 18.3(D) Surface Treatment Anti-Glare (Haze 10%), Hard coating(3H) Operating Mode Normally Black Response Time Copyright LG Electronics. Inc. All right reserved. LGE Internal Use Only - 7 - Only for training and service purposes...

  • Page 8: Timing Chart

    65.290 2240 1680 1680 x1050 V(Lines) 59.954 1089 1050 H(Pixels) 148.50 67.5 2200 19220 1920 x 1080 V(Lines) 1125 1080 Copyright LG Electronics. Inc. All right reserved. LGE Internal Use Only - 8 - Only for training and service purposes...

  • Page 9: Copyright Lg Electronics. Inc. All Right Reserved

    HDTV 1080i 50Hz (For Australian) 1080/50P 56.25 HDTV 1080P 50Hz 1080/60i 33.75 HDTV 1080i 60Hz 1080/60P 67.5 HDTV 1080P 60Hz Copyright LG Electronics. Inc. All right reserved. LGE Internal Use Only - 9 - Only for training and service purposes...

  • Page 10: Adjustment Instruction

    * For SVC main Ass’y, EDID have to be downloaded to Insert Process in advance. --> Caution: Using ‘power on’ button of the Adjustment R/C , power on Multi-vision. Copyright LG Electronics. Inc. All right reserved. LGE Internal Use Only - 10 - Only for training and service purposes...

  • Page 11: Copyright Lg Electronics. Inc. All Right Reserved

    Remote controller. --> Caution : Not to push the INSTOP KEY after completion if the function inspection. 3.HDMI EDID data Copyright LG Electronics. Inc. All right reserved. - 11 - LGE Internal Use Only Only for training and service purposes...

  • Page 12: Copyright Lg Electronics. Inc. All Right Reserved

    JIG model. * Push The “IN STOP KEY” after completing the function inspection. And Mechanical Power Switch must be set “ON”. Copyright LG Electronics. Inc. All right reserved. - 12 - LGE Internal Use Only Only for training and service purposes...

  • Page 13: Copyright Lg Electronics. Inc. All Right Reserved

    Go to the menu ‘Model Number D/L’ like below photo. c. Input the Factory model name(ex 42LD450-ZA) or Serial number like photo. Copyright LG Electronics. Inc. All right reserved. - 13 - LGE Internal Use Only Only for training and service purposes...

  • Page 14: Copyright Lg Electronics. Inc. All Right Reserved

    6. If your TV is turned on, check your updated version and (8) ……….OK Tool option. (explain the Tool option, next stage) 6. Click "Run". 7. After downloading, check "OK" message. Copyright LG Electronics. Inc. All right reserved. - 14 - LGE Internal Use Only Only for training and service purposes...

  • Page 15: Block Diagram

    BLOCK DIAGRAM Copyright LG Electronics. Inc. All right reserved. LGE Internal Use Only - 15 - Only for training and service purposes...

  • Page 16: Descripion Of Block Diagram

    - This section is composed of NPT7400AL and peripheral devices. - Audio amplifier’s function is amplification of sound signal received from sound processor. Copyright LG Electronics. Inc. All right reserved. - 16 - LGE Internal Use Only Only for training and service purposes...

  • Page 17: Trouble Shooting

    TROUBLESHOOTING GUIDE 1. NO POWER Copyright LG Electronics. Inc. All right reserved. LGE Internal Use Only - 17 - Only for training and service purposes...

  • Page 18: Copyright Lg Electronics. Inc. All Right Reserved

    2. NO RASTER(OSD IS NOT DISPLAYED)-MAIN Copyright LG Electronics. Inc. All right reserved. LGE Internal Use Only - 18 - Only for training and service purposes...

  • Page 19: Copyright Lg Electronics. Inc. All Right Reserved

    3. NO RASTER STATE ON RGB INPUT Copyright LG Electronics. Inc. All right reserved. LGE Internal Use Only - 19 - Only for training and service purposes...

  • Page 20: Copyright Lg Electronics. Inc. All Right Reserved

    4. NO RASTER STATE ON AV INPUT Copyright LG Electronics. Inc. All right reserved. LGE Internal Use Only - 20 - Only for training and service purposes...

  • Page 21: Copyright Lg Electronics. Inc. All Right Reserved

    5. NO RASTER STATE ON COMPONENT INPUT Copyright LG Electronics. Inc. All right reserved. LGE Internal Use Only - 21 - Only for training and service purposes...

  • Page 22: Copyright Lg Electronics. Inc. All Right Reserved

    6. NO RASTER STATE ON HDMI INPUT Copyright LG Electronics. Inc. All right reserved. LGE Internal Use Only - 22 - Only for training and service purposes...

  • Page 23: Copyright Lg Electronics. Inc. All Right Reserved

    7. NO RASTER STATE ON DVI INPUT Copyright LG Electronics. Inc. All right reserved. LGE Internal Use Only - 23 - Only for training and service purposes...

  • Page 24: Copyright Lg Electronics. Inc. All Right Reserved

    8. NO RASTER STATE ON DP INPUT Copyright LG Electronics. Inc. All right reserved. LGE Internal Use Only - 24 - Only for training and service purposes...

  • Page 25: Copyright Lg Electronics. Inc. All Right Reserved

    9. NO RASTER STATE ON RGB, AV, COMPONENT OUT Copyright LG Electronics. Inc. All right reserved. LGE Internal Use Only - 25 - Only for training and service purposes...

  • Page 26: Copyright Lg Electronics. Inc. All Right Reserved

    10. NO RASTER STATE ON DVI OUT Copyright LG Electronics. Inc. All right reserved. LGE Internal Use Only - 26 - Only for training and service purposes...

  • Page 27: Copyright Lg Electronics. Inc. All Right Reserved

    11. NO RASTER STATE ON USB INPUT Copyright LG Electronics. Inc. All right reserved. LGE Internal Use Only - 27 - Only for training and service purposes...

  • Page 28: Copyright Lg Electronics. Inc. All Right Reserved

    12. THERE IS NO SOUND OUTPUT Copyright LG Electronics. Inc. All right reserved. LGE Internal Use Only - 28 - Only for training and service purposes...

  • Page 29: 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. LGE Internal Use Only - 29 - Only for training and service purposes...

  • Page 30: Only For Training And Service Purposes

    Copyright ⓒ 2011 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

This manual is also suitable for:

42ws10

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