Copyright © 2013 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
A13
Established
date
Revised
date
Error
symptom
Content
LCD TV
Check the DC 24V, 12V, 3.5V.
18 Pin (Power Board ↔ Main Board) - Common
1 Power on 2 DRV 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 N.C
17 GND 18 GND
Edge LED
2013. 01 .09