Copyright
©
2011 LG Electronics Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only
7. AV Video Trouble Shooting
Y
Check Jack JK1000/JK1002
N
Y
Check CVBS Signal
R1003/R1044
N
Y
Check CVBS Signal
R187/R188/C226/C227
N
Replace one of
R187/R188/C226/C227
& Recheck
Y
Y
Replace Jack
Maybe Mstar S7R(IC101)
has problems
Check Signal Format
Is it supported signal?
Check AV Cable
Replace one of
R1003/R1044
& Recheck
Содержание 42PW340
Страница 28: ......