LG OLED77B3 Series - A. Video error_Video error, video lag;stop

A3
Standard Repair Process Detail Technical Manual
TUNER input signal strength checking method
Select “Gear”  General  Programmes  Programme
Tuning & setting  Manual Tuning  Antenna DTV
Established
date
Revised
date
Error symptom
Content
A. Video error_Video error, video lag/stop
A3
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