LG OLED77G3 Series - Page 30

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