LG 37LV370S Service Manual page 57

Standard Repair Process Detail Technical Manual
Error
LCD TV
symptom
Content
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Only for training and service purposes
A. Video error_Video error, video lag/stop
TUNER input signal strength checking method
Support - Signal Test
Established
2008. 2 . 1
date
Revised
date
Check Signal Strength and Quality
Electronics 6-3
7/33 - 3/13
LGE Internal Use Onl