LG 43UR8000PSA - Page 27

Color
error?
Y
N
※ Check and
replace Link
Cable
(EPI or Vx1
Cable) and
contact
condition
Y
N
Replace Main B/D
Color
error?
Check error
color input mode
Check color by input
-External Input
-HDMI
Y
External
device/Cable
normal
External Input/
Component
error
Check external
device and
cable
Y
External
device/Cable
normal
HDMI
error
Check external
device and
cable
Replace Main/T-con B/D
Replace Main/T-con B/D
N
N
Color error
☞A6
N
Y
End
Replace module
Request repair
for external
device/cable
Color
error?
Check Test pattern
☞A20
☞ A7
Standard Repair Process
Established
date
Revised date
4/17
Error
symptom
A. Video error
Copyright © 2023 LG Electronics. Inc. All rights reserved.
Only for training and service purposes.