LG 47LW570Y Service Manual page 93

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