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LG 47LB5800 - Page 80

LG 47LB5800
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Copyright © 2014 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only
Standard Repair Process Detail Technical Manual
Checking method when power is ON
B. Power error _No power
A19
Established
date
Revised
date
Error
symptom
Content
LCD TV
Check “power on” pin is high
2013. 12 .06
18 Pin (Power Board Main Board)
1
Power on
2
DRV-ON
3
3.5V
4
P-DIM1
5
3.5V
6
3.5V
7
GND
8
P-DIM2
9
24V
10
24V
11 GND 12 GND
13 12V 14 12V
15 12V 16
N.C
17 GND 18 GND

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