[Coco] Need Teac FD50a-03 spindle motor driver schematics

[Gene Heskett]

On Wednesday 05 November 2003 14:09, Gene Heskett wrote:

and quoted the wrong drive model in the subject line, its actually an 
TEAC FD-50A-03, and I seem to have managed to collect a few of them, 
all with bad heads these days.  My bad, they all look alike after a 
while.

>Greets everyone & Marty Goodman in particular;
>
>If anyone has a schematic for the spindle motor driver card thats
>mounted on the bottom of these drives, I'd sure appreciate a copy.
>
>Its a neat little assembly in that it needs ground, 12 volts, and a
>logic signal sink to control it as it plugs into the main board on a
>3 wire cable.
>
>I've removed the motor and card (its a seperate card from the drives
>main board) and have made it into a motorized powder trickler
>controlled by an ir emitter/transistor combo that watches the
> balance beam of my powder scale.  It actually works pretty well,
> usually stopping the trickler tube within .05gr of the target
> setting. Unforch, I have to shut the motor off way ahead of time
> because the rig coasts about one whole revolution of the tube when
> it stops.
>
>I'd like to modify the driver to put a dc braking into the motor and
>stop it a lot faster but I'd need the schematic to do that
>conversion.
>
>I sure wish they'd have done the drive stepper motor the same way, I
>could roboticize a lot of things, but its built into the main board.
>That stepper has plenty of moxie for a lot of things.
>
>Anyway, if someone has that, can scan it into a format (.jpg, .gif)
>that I can load into gimp and print it, I'd be very gratefull.
>
>--
>Cheers, Gene
>AMD K6-III at 500mhz 320M
>Athlon1600XP at 1400mhz  512M
>99.27% setiathome rank, not too shabby for a WV hillbilly
>Yahoo.com attornies please note, additions to this message
>by Gene Heskett are:
>Copyright 2003 by Maurice Eugene Heskett, all rights reserved.

-- 
Cheers, Gene
AMD K6-III at 500mhz 320M
Athlon1600XP at 1400mhz  512M
99.27% setiathome rank, not too shabby for a WV hillbilly
Yahoo.com attornies please note, additions to this message
by Gene Heskett are:
Copyright 2003 by Maurice Eugene Heskett, all rights reserved.