Standard Repair Process Detail Technical Manual
symptom
LCD TV
Content
ALEF LED
Edge LED
Copyright © 2011 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
Error
A. Video error_No video/Normal audio
LED driver B+ 24V measuring method
Check the DC 24V, 12V, 3.5V and Inverter on
P202
1~5
24V
6~10
GND
11
Error
12
Inverter ON
13
A-dim
14
P-dim
A2
Established
2010. 12 .14
date
Revised
date
P203
1~5
24V
6~10
GND
11
Error
12
Inverter ON
13
A-dim
14
P-dim
A2
LGE Internal Use Only