LG 43SM5KD Service Manual

A. Video error
Color error
Standard Repair Process
Established
date
Revised date
3/11
Error
symptom
3
Monitor Signage
Color
error?
Y
※ Check and
replace Link
Cable
(LVDS) and
contact
condition
Y
N
Replace Main B/D
Color
error?
Check color by input
-HDMI / RGB / DVI / DP
Y
Check
external
device and
cable
Replace Main B/D
N
☞A6
N
Y
End
Replace module
Request repair
for external
device/cable
Color
error?
☞ A7
All video
error
Error only
for specific
input
external device
/cable
Normal?
Check S/W
Version
Y
Check
version
S/W Upgrade
Y
Normal
screen?
End
End
N
N
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LG 43SM5KD Specifications

General

Brand	LG
Model	43SM5KD
Category	Digital Signage
Language	English