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7. AV Video Trouble Shooting
Y
Check Jack JK1001/JK1002
N
Y
Check CVBS Signal
C1016/C1018
N
Y
Check CVBS Signal
R187/R188/C226/C227
N
Replace one of
R187/R188/C226/C227
& Recheck
Y
Y
Replace Jack
Maybe Mstar S7(IC101)
has problems
Check Signal Format
Is it supported signal?
Check AV Cable
Replace one of
C1016/C1018
& Recheck