Table of Contents
Advertisement
Standard Repair Process
Error
symptom
☞A6
Check color by input
- External Input
- HDMI
☞A8
Check Test pattern
A. Video error
Color error
☞ A7
※ Check and
Y
replace Link
Color
Cable(Vx1)
error?
and contact
condition
N
Check error
color input mode
External
Input
error
HDMI
error
Established
Revised date
Y
Color
Replace Main B/D
error?
N
External
Check external
device/Cable
device and cable
normal
Request repair
for external
device/cable
External
Check external
device/Cable
device and cable
normal
4
date
Y
Color
Replace Module
error?
N
End
Y
Replace Main B/D
N
N
Y
Replace Main B/D
Copyright © 2019 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
4/17
Advertisement
Table of Contents
