LOEWE 8176H
Instrukcja Obsługi

MECHANISM TROUBLESHOOTING GUIDE
1.Deck Mechanism
A.
Auto REW doesn't work.

YES
Is the output of END sensor of supply side "H"? �H�: more than 3.5V �L�: less than 0.7V~1V

NO
Is the Vcc. voltage of End sensor 5V?

YES NO
Check the syscon power.

YES
Replace the End sensor.

Is the voltage across IR LED between 0.8~1.5V?

NO

Replace the IR LED.

YES
Check the syscon circuit.

B.
No F/R modes.

YES
Is the present mode F/R Mode?

NO

Is the mode SW assembled correctly? (refer to page 4-13.)

YES NO
Does the Capstan Motor rotate? Is the normal voltage supplied to the Capstan Motor Vcc1, Vcc2?

YES
Do the T/Up, Supply Reel rotate?

YES
Does terminal voltage(Vctl) of Capstan Motor supply side more than 4V?

NO

Check the servo, power circuits.

YES
Check the syscon circuit.

YES
Replace the Capstan Motor.

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