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Thoubleshooting
< DVD back L/R output error>
5.1 channel is put in playing disk?
Normal DATA1 is input in AIC9?
Analog output(9, 12 pin) of AIC9 is
AIC36, 38-1 pin output is normal?
AIC37, 39-3 pin input is normal?
AIC37, 39-1 pin output is normal?
Base terminal level of AQ7, 8, 9, 10
Check AL15, 20 peripheral soldering and short
5-20
Yes
Yes
normal?
Yes
Yes
Yes
Yes
are "L"?
Yes
No
Output only in 2 channel(stereo
No
Check VIC1-124 pin ouput
No
Check VIC9-2 pin 18.432MHz
No
Check AIC36, 38 peripheral cir-
No
Check AIC36, 38 peripheral cir-
No
Check AIC37, 39 peripheral cir-
No
Check VCN11-14 pin mute
channel)
cuit
cuit
cuit
Samsung Electronics
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