No Video/ No Audio - LG 32LN5400 Service Manual
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Also See for 32LN5400:
- User manual (97 pages) ,
- Owner's manual (85 pages) ,
- Owner's manual (60 pages)
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Standard Repair Process
LCD TV
No Video/
No audio
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
A. Video error
Error
symptom
No video/ No audio
☞A4
Check various voltages
of Power Board
( 3.5V,12V,20V or 24V...)
Check and
Y
Normal
replace
voltage?
MAIN B/D
N
Replace Power
Board and repair
parts
Established
2012 . 01 .14
date
Revised date
End
2/14
LGE Internal Use Only
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