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Standard Repair Process Detail Technical Manual
Error
symptom
LCD TV
Content
Copyright © 2014 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
A. Video error_Video error, video lag/stop
TUNER input signal strength checking method
Established
date
Revised
date
MENU => Press red key Remote controller=>signal test
=> Select channel
When the signal is strong, use the
attenuator (-10dB, -15dB, -20dB etc.)
2012. 01 .14
A5
LGE Internal Use Only
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