LG 43LF63 Series - Page 87

Standard Repair Process Detail Technical Manual
Checking method when power is ON
B. Power error _No power
A19
Established
date
Revised
date
A19
Check “power on” pin is high
12 Pin (Power Board ↔ Main Board)
SMAW200-H12S5K(BK)
1
Power on
2
PWM#2
3
GND
4
D13V
5
D13V
6
D13V
7
A13V
8
A13V
9
GND
10
GND
11
DRV_ON (Inverter-ON)
12
PWM#1
Error symptom
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