Copyright © 2013 LG Electronics. Inc. All rights reserved.
Only for training and service purposes LGE Internal Use Only
Color
error?
Y
N
Check and
replace Link
Cable
(LVDS) and
contact
condition
Y
N
Replace Main B/D
Color
error?
Check error color
input mode
Check color by input
-External Input
-COMPONENT
-RGB
-HDMI/DVI
Y
External device
/Cable
normal
External Input/
Component
error
Check
external
device and
cable
Y
External device
/Cable
normal
RGB/
HDMI/DVI
error

Check external

device and
cable
Replace Main B/D

Replace Main B/D

N

N

A. Video error

Color error

A7

N
Y
End
Replace module
Request repair
for external
device/cable
Color
error?
Check Test pattern

A10

A8/ A9

Standard Repair Process
Established

date

Revised date 5/14

LCD TV Error

symptom 2013. 01 .09