Re: 1571 (128D) spindle speed adjust?

From: Francesco Messineo <francesco.messineo_at_gmail.com>
Date: Wed, 20 Dec 2017 16:46:49 +0100
Message-ID: <CAESs-_z0QgBwxBQkfuW3_uvk=riiLKQOGPQC1kpMg5Nk_X+H5Q@mail.gmail.com>
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

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Received on 2017-12-20 16:01:35

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