Trouble Shooting - LG 19LG31 Service Manual
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Also See for 19LG31:
- Specification sheet (2 pages) ,
- Technical specifications (2 pages) ,
- Owner's manual (220 pages)
Table of Contents
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1. No Power (LED indicator off)
Start check
Check 15V or
5V of P701.
Pass
Check Output
of IC705.
Pass
Check LED Assy.
Pass
Check P304 & Connector.
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Only for training and service purposes
TROUBLE SHOOTING
Check short
Fail
of Main board or
change LIPS.
Pass
Check output
Fail
Change IC705.
Fail
Change LED Assy.
Pass
Fail
of Q701.
- 11 -
Change Q701.
LGE Internal Use Only
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