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Copyright © 2013 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only
MENU support signal test
select channel
When the signal is strong, use the
attenuator (-10dB, -15dB, -20dB etc.)
Standard Repair Process Detail Technical Manual
TUNER input signal strength checking method
A. Video error_Video error, video lag/stop
<ALL MODELS>
A6
Established
date
Revised
date
Error
symptom
Content
LCD TV
2012. 12 .06