LG 43SM5KD Service Manual

Normal
voltage?
Check various voltages
of Power Board ( 13.2V)
No Video/
No audio
Check and
replace
MAIN B/D
Y
Replace Power
Board and repair
parts
N
End
Standard Repair Process
A. Video error
No video/ No audio
☞A4
Established
date
Revised date
2/11
Error
symptom
2
Monitor Signage
Copyright ⓒ 2017 LG Electronics Inc. All rights reserved.
Only training and service purposes.

LG 43SM5KD Specifications

General

Brand	LG
Model	43SM5KD
Category	Digital Signage
Language	English