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Internal Use Only
North/Latin America http://aic.lgservice.com
Europe/Africa http://eic.lgservice.com
Asia/Oceania http://biz.lgservice.com
LED LCD TV
SERVICE MANUAL
CHASSIS : LB21A
MODEL : 22LS3500 22LS3500-TB
MODEL : 22LS3700 22LS3700-TB
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
P/NO : MFL67440118 (1202-REV00) Printed in Korea
CONTENTS
CONTENTS .............................................................................................. 2
SAFETY PRECAUTIONS ........................................................................ 3
SERVICING PRECAUTIONS.................................................................... 4
SPECIFICATION ....................................................................................... 6
ADJUSTMENT INSTRUCTION ................................................................ 9
TROUBLE SHOOTING GUIDE............................................................... 15
BLOCK DIAGRAM.................................................................................. 22
EXPLODED VIEW .................................................................................. 23
SCHEMATIC CIRCUIT DIAGRAM ..............................................................
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