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Standard Repair Process Detail Technical Manual
LCD TV
ALEF LED
Edge LED
Copyright ⓒ 2011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Error
A. Video error_No video/Normal audio
symptom
Content
LED driver B+ 24V measuring method
Established
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
2010. 12 .14
date
Revised
date
P203
1~5
24V
6~10
GND
11
Error
12
Inverter ON
13
A-dim
14
P-dim
ⓒ LG Electronics. Inc.2009
A2
LGE Internal Use Only
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