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Really good quality, аll readable.! Wonderful work shop. I recommend to all!
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Good quality service manual.The scheme is on A3 format and very readable.Thank you
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Very good service-manual with clear electrical diagrams. Thanks you.
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the manual is in quite good quality and it's in pdf. manual was send in less then 6h.
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Absolutely top, I've got now all Service-Manuals I'll need to repair my Mackie-Mixer!
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?
NO
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 Pages 4-14.)
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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