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LG RZ-20LA60 Service Manual
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LG RZ-20LA60 Service Manual

LG RZ-20LA60 Service Manual

Lcd tv
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P/NO : 3828VD0154D
Jun.,2003
Printed in Korea
e-mail:http://www.LGEservice.com/techsup.html
LCD TV

SERVICE MANUAL

CHASSIS : ML-012B
MODEL : RZ-20LA60
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
MONO
ST
DUAL
STEREO
website:http://biz.LGservice.com

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Summary of Contents for LG RZ-20LA60

  • Page 1: Service Manual

    LCD TV SERVICE MANUAL CHASSIS : ML-012B MODEL : RZ-20LA60 CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. MONO DUAL Jun.,2003 STEREO P/NO : 3828VD0154D Printed in Korea...

  • Page 2: Table Of Contents

    CONTENTS CONTENTS ....................2 PRODUCT SAFETY ................. 3 DESCRIPTION OF CONTROLS .............. 4 ADJUSTMENT INSTRUCTION ..............7 TROUBLE SHOOTING ................12 PRINTED CIRCUIT BOARD ..............13 BLOCK DIAGRAM...................16 EXPLODED VIEW .................. 18 EXPLODED VIEW PARTS LIST ..............19 REPLACEMENT PARTS LIST ............... 20 SVC.SHEET ....................- 2 -...

  • Page 3: Product Safety

    No deviations are 6. Do not remove a replacement ES device from its protective package until allowed without prior approval by LG Electronis Inc. Service work should be immediately before you are ready to install it. (Most replacement ES devices...

  • Page 4: Description Of Controls

    DESCRIPTION OF CONTROLS All the functions can be controlled with the remote control handset. Some functions can also be adjusted with the buttons on the side panel of the set. Remote control handset Before you use the remote control handset, please install the bat- MUTE POWER teries.

  • Page 5: Battery Installation

    9. POWER switches the set on from standby or off to standby. 10. I/II selects the language during dual language broadcast. selects the sound output (option). 11. MENU selects a menu. MUTE POWER 12. PSM (Picture Status Memory) TV/AV I/II recalls your preferred picture setting.
  • Page 6 Side panel MONO DUAL STEREO 7. REMOTE CONTROL SENSOR 1. POWER ( switches the set on from standby or off to 8. LED (Light Emitting Diode) DISPLAY standby. illuminates brightly when the set is switched on. Note : Power line lives even when the power : POWER/STANDBY indicator is off.

  • Page 7: Adjustment Instruction

    ADJUSTMENT INSTRUCTION 1. Application Object This instruction is for the application to the LCD TV. 2. Notes (1) This set uses an adapter, so connect the adapter and the set correctly before adjustment. (2) The adjustment must be performed under the correct sequence.
  • Page 8 4. Option1 data(200PR~A2 ST:1bit,SYS:2bit) OPTION OPTION TEXT I/II SV SCART A2 ST TEXT I/II SV SCART A2 ST 200PR 200PR Data Data - 8 -...
  • Page 9 OPTION OPTION TEXT I/II SV SCART A2 ST TEXT I/II SV SCART A2 ST 200PR 200PR Data Data - 9 -...
  • Page 10 OPTION OPTION TEXT I/II SV SCART A2 ST TEXT I/II SV SCART A2 ST 200PR 200PR Data Data - 10 -...
  • Page 11 OPTION TEXT I/II SV SCART A2 ST 200PR Data 5. Option2 data(ACMS~BBACK:1bit,LANG:3bit) OPTION HIDEV ACMS Data 6. Option3 data(IIC AFT~CH+AU:1bit) OPTION MD SAVE MONO CH+AUS IIC AFT Data - 11 -...

  • Page 12: Troubleshooting

    TROUBLESHOOTING 1. General Features Symptom Cause Check Point No screen Input error of inverter connector 1) Bend the pin legs of P1 connector -> recheck them 2) Check and repair the IC804 SI4963,805 SI4925 Pin 40 connector 1) Check and fix P701 connector being slipped out 2) Check and fix the components at P701 LCD module and at main board.

  • Page 13: Printed Circuit Board

    PRINTED CIRCUIT BOARD MAIN(TOP) - 13 -...
  • Page 14 MAIN BOARD(BOTTOM) - 14 -...
  • Page 15 CONTROL BOARD SIDE AV BOARD LED BOARD - 15 -...

  • Page 16: Block Diagram

    BLOCK DIAGRAM - 16 -...
  • Page 17 MEMO - 17 -...

  • Page 18: Exploded View

    EXPLODED VIEW - 18 -...

  • Page 19: Exploded View Parts List

    LCD MODULE,LC201V02-A3(IPS) COLOR 20.1” 640*RGB*480 450CD/M2 6400GKTX01A SPEAKER,FULLRANGE 8OHM 7/12W 83DB OTHERS 34.5X71 4950V00141C METAL,BRACKET SBHG . 4810V00764F BRACKET,REAR AV RZ-20LA60 ML012B HIPS 407AF . 4810V00765D BRACKET,SIDE AV 15/20LA60 ML012B HIPS 60HR . 4950V00142A METAL,SHIELD NON SIDE AV, 20LA60/15LA60 4950V00132A...

  • Page 20: Replacement Parts List

    REPLACEMENT PARTS LIST For Capacitor & Resistors, the CC, CX, CK, CN : Ceramic RD : Carbon Film charactors at 2nd and 3rd digit CQ : Polyestor RS : Metal Oxide Film in the P/No. means as follows; CE : Electrolytic RN : Metal Film RF : Fusible LOCA.
  • Page 21 For Capacitor & Resistors, the CC, CX, CK, CN : Ceramic RD : Carbon Film charactors at 2nd and 3rd digit CQ : Polyestor RS : Metal Oxide Film in the P/No. means as follows; CE : Electrolytic RN : Metal Film RF : Fusible LOCA.
  • Page 22 For Capacitor & Resistors, the CC, CX, CK, CN : Ceramic RD : Carbon Film charactors at 2nd and 3rd digit CQ : Polyestor RS : Metal Oxide Film in the P/No. means as follows; CE : Electrolytic RN : Metal Film RF : Fusible LOCA.
  • Page 23 MANUAL,OWNERS PL/EN 091G TX 017B 6710V00091G REMOTE CONTROLLER,ML012B FULL 6410VEH003A POWER CORD,M2511A-001 1800MM 6634B00043J ADAPTER,AC-DC,15V 4.5A 20 LCD TV MISCELLANEOUS PANEL ASSY, LED RU-20LA60 YANGWOO P3001 3720V00194A PA3000 6726VV0006D REMOTE CONTROLLER RECEIVER 38.0KHZ TU101 6700PF0002A TUNER,TAFH-S321D LG PAL FS 4SYS - 23 -...
  • Page 24 P/NO:3854VA0129A-S1(1/2) 2003.06.13...
  • Page 25 P/NO:3854VA0129A-S1(2/2) 2003.06.13...

  • Page 26: Svc.sheet

    SVC. SHEET : 3854V A0129A...

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