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< DVD front L/R output error>
Normal DATA0 is input in AIC3?
Analog output(9, 12 pin) of AIC3 is
AIC31, 33-1 pin output is normal?
AIC32, 43-4 pin input is normal?
AIC32, 34-1 pin output is normal?
Base terminal level of AQ1, 2, 3, 4 are
Check AL3, 10, 36, 37 peripheral soldering and short
Samsung Electronics
Yes
normal?
Yes
Yes
Yes
Yes
"L"?
Yes
No
Check VIC1-123 pin ouput
No
Check VIC3-2 pin 18.432MHz
No
Check AIC31, 33 peripheral cir-
No
Check KIC5-9, 10 pin level 'L'
No
Check AIC32, 34 peripheral cir-
No
Check VCN11-14 pin mute
Thoubleshooting
cuit
cuit
5-19
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