LG 43LF5900 Service Manual page 42
Chassis : lj50h
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Also See for 43LF5900:
- Service manual (73 pages) ,
- Owner's manual (196 pages) ,
- Manual (44 pages)
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Standard Repair Process
Error
symptom
No Video/No audio
Copyright ⓒ 2015 LG Electronics. Inc. All right reserved.
Only for training and service purposes
A. Video error
No video/ No audio
☞A5
Check voltages of
Normal
Power Board
voltage?
( D13V,A13V)
Replace Power
Board and repair
parts
Established
date
Revised date
Check and
Y
replace
MAIN B/D
N
2/13
End
LGE Internal Use Only
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