Re: 1571 (128D) spindle speed adjust?

From: Terry Raymond <traymond160_at_gmail.com>
Date: Wed, 20 Dec 2017 10:20:47 -0700
Message-ID: <CAJ+D7=Ni6Th+bQR9Y3OK+A8qUZ16L+HDyKD-ibBFME+AyteDeA@mail.gmail.com>
Is the 1571 speed fixed then.

Maybe these issues could of been why all 3 of my 128DCR's were never
reliable
so that helps me too.

Gee just trying to find the time to do this.

Terry Raymond



On Dec 20, 2017 8:46 AM, "Francesco Messineo" <francesco.messineo@gmail.com>
wrote:

> Another thing: this drive has the 310654-03 firmware ROM, I've seen
> there's a 310654-04 image on zimmers.net, is it worth trying it?
>
> On Wed, Dec 20, 2017 at 4:45 PM, Francesco Messineo
> <francesco.messineo@gmail.com> wrote:
> > On Wed, Dec 20, 2017 at 3:49 PM, Pete Rittwage <peter@rittwage.com>
> wrote:
> >>> On Wed, Dec 20, 2017 at 2:46 PM, Pete Rittwage <peter@rittwage.com>
> wrote:
> >>
> >> Most of the time, the issue with those is the top head does not apply
> >> proper or even pressure for the bottom head to read. If it sits
> >> open/unlocked for years and years, the little metal ribbon bends/warps
> and
> >> causes this. I would carefully check that first.
> >>
> >> http://personalpages.tds.net/~rcarlsen/cbm/1571/1571diag.txt
> >
> > yes I know this page, but I haven't found a clue so far.
> > It might be out of alignment. One thing that I noticed is that when
> > formatting a disk that goes to track 35, it seeks back to track 0 for
> > checking every track (I think) and fails immediately after seeking
> > back to track 0, like if the sensor (that I cleaned), would not
> > function properly...
> > I'll try using the diagnostic programs, those maybe will give me some
> > more hints.
> >
> > Frank
>
>        Message was sent through the cbm-hackers mailing list
>


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Received on 2017-12-20 18:00:02

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