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TROUBLESHOOTING GUIDE
E-4
THE PICTURE APPEARS, BUT
THE AUDIO DOES NOT
APPEAR.
YES
NO
NO
CONNECT CD301 AND CD303.
CHECK IC904 AND
PERIPHERAL CIRCUIT.
NO
YES
CHANGE AV PCB.
IS CD301 AND CD303
CONNECTED ?
CHANGE SP301 AND SP302.
YES
IS THERE SIGNAL
AT PINS 27 AND 28
OF IC904 ?
NO
CHECK IC301 AND
PERIPHERAL CIRCUIT.
YES
IS THERE SIGNAL
CD301 AND CD303 ?
IS THERE SIGNAL
AT PINS 11 AND 15
OF IC301 ?