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Quick site processing. A complete and very useful manual with all details. Thank you!
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Quick service response. A useful and very rare service manual with all details. I recomend this service.
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I ordered this manual sometime in the afternoon and I received it on my e-mail the same evening.
This is a fantastically good and properly scanned copy of the original manual. All pages are of the same scale and they overlap each other. It means that you can print the manual and easily make it as a convenient paper manual.
The content of the manual is fantastic. Alignment descriptions, PCB layouts and elementary diagrams are explicit and precise. I immediately found what I was looking for. Thanks to this manual and Owner-Manuals.com my amplifier is alive again. Many thanx indded!
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The manual was well-scanned and easy to read. As an added bonus, the Operator's Manual was bundled with the Service Manual!
I'd definitely use owner-manuals.com again.
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Finally, i found one website, where i can download this service manual , and fix my hifi. The service manual is very good, and easy to download and to print.
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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