LG OLED55/65C9PUA - Color Error

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
- 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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