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Internal Use Only
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Asia/Oceania http://biz.lgservice.com
LCD TV
SERVICE MANUAL
CHASSIS : LA75A
MODEL : 42LC6DF 42LC6DF-UL
MODEL : 42LG20 42LG20-UM
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
TABLE OF CONTENTS
Product Safety
Specification
Screw Torque
Test Procedure & Test Program
Guide for Trouble Shooting
Circuit Operation Theory
Exploded Diagram
Service Parts List
Product Safety
Specification
Penal Spec. for 32" model
Penal Spec. for 37" model
LG P/N :
FAB30009502
LG P/N :
FAB30012602
LG P/N :
FAB30016403
LG P/N :
FAB30012001
LG P/N :
FAB30018405
LG P/N :
FAB30123502
LG P/N :
FAB30013614
LG P/N :
FAB30013210
LG P/N :
FAB30007701
LG P/N : FAB30013210
LG P/N : FAB30016415
LG P/N :
FAB30013614
LG P/N :
FAB30013210
LG P/N :FAB30012602
LG P/N :
FAB30016415
LG P/N :
FAB30012001
LG P/N :
FAB30007507
LG P/N :
FAB30006308
LG P/N :
FAB30123502
LG P/N :
FAB30018405
LG P/N :
FAB30009502
LG P/N :
FAB30016403
LG P/N :
FAB30013210
LG P/N :
FAB30007701
ADJUSTMENT INSTRUCTION
1. Application Range 3-2. JIG Connection
These instructions are applied to all of the LCD TV, LA75C
Chassis.
connection connection
2. Notice to PC to PC
1) Because this is not a hot chassis, it is not necessary to use
an isolation transformer. However, the use of isolation
transformer will help protect test instrument.
2) Adjustment must be done in the correct order. But it is
flexible when its factory local problem occurs.
3) The adjustment must be performed in the circumstance of
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