LG 55UJ634 Series Service Manual page 83

Standard Repair Process Detail Technical Manual
symptom
Content
You can view 6 types of patterns using the ADJ Key
Checking item : 1. Defective pixel
4.Video error (Classification of MODULE or Main-B/D!)
Error
A. Video error_Color error
Adjustment Test pattern - ADJ Key
2. Residual image
Established
Revised
3. MODULE error (ADD-BAR,SCAN BAR..)
A27
date
date
A27