LG 50LN54 Series Service Manual page 64

Standard Repair Process Detail Technical Manual
symptom
LCD TV
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!)
Copyright © 2013 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
Error
A. Video error_Color error
Adjustment Test pattern - ADJ Key
2. Residual image
Established
3. MODULE error (ADD-BAR,SCAN BAR..)
2013. 01 .09
date
Revised
date
A10
LGE Internal Use Only