Read LG 32LW5500-ZE / 32LW550T-ZE / 32LW550W-ZE / 32LW5590-ZE (CHASSIS:LD12C) Service Manual online
Normal
voltage?
Check various
voltages of Power
Board ( 3.5V,12V,20V
or 24V…)
voltages of Power
Board ( 3.5V,12V,20V
or 24V…)
No Video/
No audio
No audio
Check and
replace
MAIN B/D
replace
MAIN B/D
Y
Replace Power
Board and repair
parts
Board and repair
parts
N
End
Standard Repair Process
A. Video error
No video/ No audio
☞A4
Established
date
Revised date
2/14
LCD TV
Error
symptom
2
2010. 12 .14
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