Kaypro: 81-149C vs. 81-232

From: Pete Turnbull <pete_at_dunnington.u-net.com>
Date: Sun Mar 22 18:33:07 1998

On Mar 22, 16:18, Don Maslin wrote:
> Subject: Re: Kaypro: 81-149C vs. 81-232
> On Sun, 22 Mar 1998, Pete Turnbull wrote:

> > Usually there's a set of jumpers, or sometimes a small DIL switch pack,
> > which select one of four disk addresses. They may be labelled DS0, DS1,
> > DS2, DS3 or
> > perhaps D1, D2, D3, D4. D0=A and D1=B. You just need to switch the jumper
> > settings. Even if they're not labeled, you should find that all but one of
> > the jumpers (the drive select jumper) in one drive match the jumpers in the
> > other drive (of the ame pair).
>
> Unfortunately, Pete, very few of the full high floppy drive makers were
> considerate enough to mark them that way. That pretty much came about
> when they went to Berg jumpers for selection.

I dunno, I've got a few full-height CDC and Tandon drives that are marked.
 But, yes, sadly a lot of drives aren't, which is why I suggested comparing
each drive of a pair -- hopefully they're the same model.

> > If you open up the drive case and tell us what the make and model number of
> > the actual drive mechanism is, someone can probably tell you the jumper
> > settings and whether the drive is 40/80 or SS/DS.

Well, maybe. :-)

-- 
Pete						Peter Turnbull
						Dept. of Computer Science
						University of York
Received on Sun Mar 22 1998 - 18:33:07 GMT

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