LG 43SM5KD Service Manual

Standard Repair Process Detail Technical Manual
Checking method when power is ON
B. Power error _No power
A11
Established
date
Revised
date
Error
symptom
Content
A11
Check “power on(Pin 1)” pin is high
Monitor Signage
12 Pin (Power Board ↔ Main Board)
SMAW200-H12S5K(BK)
1
PWR-On
2
PWM#2
3
GND
4
D 13.2 V
5
D 13.2 V
6
D 13.2 V
7
A 13.2 V
8
A 13.2 V
9
GND
10
GND
11
DRV-On
(Inverter –On)
12
PWM#1
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LG 43SM5KD Specifications

General

Brand	LG
Model	43SM5KD
Category	Digital Signage
Language	English