Read LG 37LV370S-ZB / 37LV375G-ZC / 37LV375S-ZC / 37LV375W-ZC (CHASSIS:LD12B) Service Manual online
Screen
normal?
N
Y
Check external
device
connection
condition
device
connection
condition
Y
N
Check and
replace Link
Cable
replace Link
Cable
Normal?
Y
N
Screen
normal?
Replace Main B/D
Replace
module
module
Check color condition by input
-External Input
-Component
-External Input
-Component
-
RGB
-
HDMI/DVI
Check Test mode
RGB screen
RGB screen
End
Vertical/Horizontal bar, residual image, light spot
Request
repair for
external
device
repair for
external
device
Established
date
date
Electronics 6-3
Standard Repair Process
Revised date
2008. 2 . 1
LCD TV
A. Video error
Vertical/Horizontal bar, residual image,
light spot, external device color error
light spot, external device color error
5/13
☞154
Error
symptom
symptom
Use Picture Test
Color
error?
N
N
Replace Main B/D
Color
error?
Y
End
Y
Replace
module
module
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