LG 37LV370S Service Manual page 43

Standard Repair Process
Error
LCD TV
symptom
☞154
Check color by input
-External Input
-COMPONENT
-RGB
-HDMI/DVI
Main B/D
Use Picture Test
Color
error?
Y
Replace Main B/D
N
Color
error?
Y
Replace module
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A. Video error
Color error
☞152
※ Check
Y
Color and replace
error? Link Cable
(LVDS) and
contact
N
condition
Check error
color input
mode
External Input/
Component
error
RGB/
HDMI/DVI
error
End
Established
date
Revised date
Y
Color Replace Main B/D
error?
N
External device
Check
/Cable
external
normal
device and
cable
Request repair
for external
device/cable
External device
Check external
/Cable
device and
normal
cable
2008. 2 . 1
Y
Color
error?
N
End
Y
Replace Main B/D
N
N
Y
Replace Main B/D
Electronics 6-3
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LGE Internal Use Onl