Samsung DSB-S300G Service Manual page 27

Troubleshooting
Scart Sound Output Missing
Check ΠAnalog Audio
Signal at C704,C706
Yes
Check ´ Analog Audio
Signal C725, C732
Yes
Check ˇ Analog Audio
output at Pin33,32 of U701
Yes
Check ¨ Analog Audio
Signal at L801,L802
Yes
Check Failure mode
of J801(SCART Connector)
5-8
Check Failure mode
No
of U302(STi5100)
Check Failure mode of
No
U702 and Application
Circuit pin 8 = 12V
No
Check of U701(STV6412)
Failure mode.
Check Open or Shot
No
Circuit at C801,R801,C804,
L801,R807
ΠAnalog Audio Signal at
C704,C706
´ Analog Audio Signal
C725, C732
ˇ Analog Audio output at
Pin33,32 of U701
¨ Analog Audio Signal at
L801,L802
Samsung Electronics