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The Service Manual received was helpful. Good copy of original document.. I recomend all of my friends about this technical page.
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Perfect, complete manual, exactly what I needed. Recommended to everyone.
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Very usefull manual. From my point of view there are needs more clearables images.
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very good quality that can be magnified several times, and it remains readable.
For sure I will return next time the need for a service manual arise.
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
YES
NO
Is the Vcc. voltage of End sensor 5V?
NO
Check the syscon power.
YES
Replace End sensor.
Is the voltage across IR LED between 0.8~1.5V?
YES
Replace LED.
NO
Check 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 79.)
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 Servo, Power Circuits.
YES
Check syscon circuit.
YES
Replace the Capstan Motor.
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