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22LC2D (CHASSIS:LA75E) - LG TV Service Manual (repair manual). Page 13

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TROUBLE SHOOTING
1. No Power (LED indicator off)
- 13 -
Check 15V or
5V of LIPS.
Fail
Check short
of Main B/D or Change
LIPS.
Pass
Check output
of Q701.
Pass
Fail
Change Q701.
Change IC705.
Check Output of
IC705.
Fail
Pass
Change LED Ass’y.
Check LED Ass’y.
Pass
Check P304 & Connector.
Fail
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