LG 49UB850T - Video Error_Color Error

Standard Repair Process Detail Technical Manual
TUNER checking part
A. Video error_Video error, video lag/stop
A5
Established
date
Revised
Error
symptom
Content
LCD TV
2013.01.31
TUNER
checking
part
<ALL MODELS>
A5
date
Content
Checking method:
1. Check the signal strength or check whether the screen is normal when the external device is connected.
2. After measurin
g
each volta
g
e from
p
ower su
pp
l
y,
finall
y
re
p
lace the MAIN BOARD.
ggpppy,yp
A5
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