LG 55UB820T Service Manual page 73

Standard Repair Process Detail Technical Manual
Error
Established
A. Video error_Video error, video lag/stop
2014.02.14
symptom
date
LCD TV
Revised
LCD-TV Version checking method
Content A4
date
<ALL MODELS>
1. Checking method for remote controller for adjustment
Version
Press the IN-START with the remote
controller for adjustment
A4