Established
date
Standard Repair Process Detail Technical Manual
Revised
date
A18
Error
symptom
Content
Check power input voltage and ST-BY 3.5V
B. Power error _No power
LCD TV
A18
Check the DC 24V, 12V, 3.5V.
18 Pin
(Power Board ↔ Main Board)
1
Power on
2
INV ON
3
3.5V
4
PDIM#1
5
3.5V
6
PDIM#2
7
GND
8
GND
9
24V
10
24V
11
GND
12
GND
13
12V
14
12V
15
12V
16
24V
17
GND
18
GND
2013.01.31
Copyright © 2013 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only
Содержание 55LA9659
Страница 74: ......
Страница 75: ...LCD TV Repair Guide 13 years New Models Applicable Model XXLA965V ZA ...
Страница 83: ...FRC B D ULTRA HD Block diagram ...
Страница 114: ...Appendix Exchange Power Board PSU No Light Dim Light Dim Light Dim Light ...