LG 50PK950N Service Manual page 37

전자 - 6-2
Making 2010. 2 . 22
PDP TV
Symptom
Power-Up Boot Fail
1/15
Revision
N
Check Power connector
Y
Check P500 All
Replace Power board
OK ?
Voltage Level (17V, 5V)
Y
N
Check IC503 (pin2) Output
Replace IC503
Voltage Level (2.5V)
Y
N
Check L507
Replace L507
Voltage Level 1.2V
Y
N
Check IC505 (pin2)
Replace IC505
Voltage Level 3.3V
ⓒ LG Electronics. Inc.2009