[rescue] Anybody remember MFM? (Durango Poppy II problem)
mfree80286 at adelphia.net
Wed Aug 6 12:16:15 CDT 2003
IIRC the 34 pin cable has a twist in it that identifies the drive at the end
of the line.
>From a 1992 Winn L. Rosch hardware guide: There's a twist in connectors 25
through 29 on the control cable (34 pin) denoting drive #1. There's also a
drive select jumper somewhere on the hard drive.
----- Original Message -----
From: "Mike Hebel" <nimitz at nimitzbrood.com>
To: "The Rescue List" <rescue at sunhelp.org>
Sent: Wednesday, August 06, 2003 1:01 PM
Subject: Re: [rescue] Anybody remember MFM? (Durango Poppy II problem)
> On Wednesday, August 6, 2003, at 11:58 AM, Mike Hebel wrote:
> > On Wednesday, August 6, 2003, at 09:31 AM, Michael Free wrote:
> >> The olden way was to send some bits to a certain port on the MFM
> >> controller
> >> card and that would set the card to low-level format the drive.
> >> Two connectors and a 50 pin.... are you sure it's not 2 ~16's and a
> >> 34? that
> >> would be the normal M.O. for an MFM drive controller, IIRC the 34 is
> >> the
> >> data line and the two 16's are drive control lines, one for each
> >> drive.
> > Something just occurred to me. There are two cables on the drive yes?
> > You checked that the main cable was in the right connector? You also
> > checked that the data cable was on the right connector on the board?
> Scratch this. Just found the post with the pictures. Although it does
> beg the question as to if that machine needs special cables. It's been
> so long I can't recall if MFM cables had a twist or not in them.
> Mike Hebel
> Medieval Combat anyone? http://www.kingsofchaos.com/page.php?id=694655
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