LG OLED55B8STB

Color
error?
Y
N
※ Check and
replace Link
Cable(Vx1)
and contact
condition
Y
N
Replace Main B/D
Color
error?
Check error color
input mode
Check color by input
- External Input
- AV / Component
- HDMI
Y
External
device/Cable
normal
External Input
error
Check
external device
and cable
Y
External
device/Cable
normal
HDMI
error
Check
external device
and cable
Replace Main B/D
Replace Main B/D
N
N
Color error
☞
A6
N
Y
End
Replace Module
Request repair
for external
device/cable
Color
error?
Check Test pattern
☞
A8
☞
A7
Standard Repair Process
Established
date
Revised date
4/17
Error
symptom
4
A. Video error
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