Service manual

Troubleshooting
Samsung Electronics 7-5
CD/VCD/DVD L/R output error
(Mixed Audio output)
Normal DATA 0 is
input in AIC1-7?
Analog output of
AIC1-16, 17, 18, 19
is normal?
Check AVJ2 peripheral
soldering shot.
Check VIC1-161 output.
Check VIC1-169
(CD/VCD ; 16.9344MHz,
DVD ; 18.432MHz)
Yes Yes
No No
AOP1-1, 7 output
is normal?
Check AOP1 peripheral circuit.
Yes
No
Base terminal level
of AQ1, 2, 3, 4
are "L"?
Check FIC1-98 mute.
Yes
No
Front L/R output error
(Analog Audio output)
Normal DATA 1 is
input in AIC2-7?
Analog output of
AIC2-16, 17, 18, 19
is normal?
Check AVJ3 peripheral
soldering shot.
Check VIC1-163 output.
Check VIC1-169
(CD/VCD ; 16.9344MHz,
DVD ; 18.432MHz)
Yes Yes
No No
AOP2-1, 7 output
is normal?
Check AOP2 peripheral circuit.
Yes
No
Base terminal level
of AQ5, 6, 7, 8
are "L"?
Check FIC1-98 mute.
Yes
No