LG 42LB550T Service Manual

Color
error
Y
N
※ Check and
replace Link
Cable
(LVDS) and
contact
condition
Y
N
Replace Main B/D
Check error
color input
mode
Check color by input
-External Input
-COMPONENT
-RGB
-HDMI/DVI
Y
Check
external
device and
cable
Y
Check external
device and
cable
Replace Main B/D
Replace Main B/D
N
N
A. Video error
Color error
☞A7
N
Y
Replace module
Request repair
for external
device/cable
Check Test pattern
☞A10
☞ A8/ A9
Standard Repair Process
Established
date
Revised date
5/14
LCD TV
Error
symptom
2012. 01 .14
End
Color
error
Color
error
External
device/Cable
Normal
External
Input/Co
mponent
error
HDMI
error
External
device/Cable
Normal
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LG 42LB550T Specifications

General

Brand	LG
Model	42LB550T
Category	LED TV
Language	English