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This PDF is very comprehensive. It includes drawings, parts lists, schematics, pictures, PCB drawings, mechanical layouts, etc. for all three stackable equipment. The scans are good too. Easy to read and no smudges or black lines. I have no complaints. I will make this site my first stop for finding my service manuals.
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This service manual includes drawings, schematics, exploded views, parts list, operating details, and more. Very good scans, very readable. The only thing that made it a 4 star rating was on approximately 4 scans only half of the page was scanned then the other half. I would have preferred the pages to be whole scans.
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Good manual contains all it takes to update, repair,these types of mixers.Thanks.
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Great service. Fast response. High quality scan. Good price.
Thank you very much!!!
Oleg S.
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Well-scanned, complete manual. Contains the information needed for repair and maintenance.
NO.10 FLOW CHART NO.11
The cassette tape fails to eject. No power is turned on.
Does the capstan motor start when NO Check IC701. the EJECT button is pressed? See FLOW CHART NO.12. pin(4) of IC701 change from "L" to "H" level?
YES NO Does the take-up turn when disk reel drive unit. Does base of Q951 change from NO Check IC701 and all the way up thru
NO Does power control(H) signal at
YES
the capstan motor is running? about 5.0V 4.5V? to Q951. Check take-up reel sensor and all the Is 5V sent out the collector of NO Are pulses applied at pin(2) of IC701 Check Q951 and the AT 5V line. Q951? when the take-up reel disk is turning?
YES
YES
way up thru to IC701.
YES
NO
Check pin(90) of IC701. soldering. pin(12) of IC706 when a reel pules
Check peripheral circuits for poor Is a "H"(about 1.7V) level applied at
has been inputted?
YES
Is the voltage about 10V sent out of NO Check IC706. pin(15) of IC706?
YES FLOW CHART NO.12 NO Is specified voltage applied at Check between IC706 and all the
41
NO
motor terminal? way up thru to the loading motor.
The capstan motor fails to run.
YES
Does motor run? Replace loading motor. Is the voltage more than about 2.6V NO
DC given out pin(29) of IC701.
YES
Check IC701.
YES
Replace cassette cam, gear, etc. NO Is the supply voltage of 5V feed to pin(8) of AC connector?
YES NO YES
Check PC 5V line.
Check between the AC connector Is the voltage more than 2.6V DC and all the way up thru to pin(29) sent in pin(4) of AC connector? of IC701. Check between the pin(92) of IC701 NO Is the voltage at pin(3) of AC and all the way up thru to pin(3) of connector 1.6~2.7V? AC connector.
YES NO Check AT 12V line and motor voltage
selector circuit. (Q955~Q956). Is the supply voltage of 12V feed to pin(5) of AC connector? YES Replace capstan motor.
VC-A392T/A395T/A595T VC-H992T/H998T
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