LG 43LF5900 - Page 42

Normal
voltage?
Check voltages of
Power Board
( D13V,A13V)
No Video/No audio
Check and
replace
MAIN B/D
Y
Replace Power
Board and repair
parts
N
End
Standard Repair Process
A. Video error
No video/ No audio
☞A5
Established
date
Revised date
2/13
Error
symptom
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