IIgs using hard disk 20

From: Don Maslin <donm_at_cts.com>
Date: Thu Oct 18 14:15:04 2001

On Thu, 18 Oct 2001, Douglas Quebbeman wrote:

> > > Great product, I used mine with a Cutting Edge 30MB external drive
> > > until the drive's piggyback OMTI SCSI <=> MFM adapter went south.
> > >
> > > Anyone know where I can get one of these tiny adapters?
> >
> > Doug, what size was the OMTI bridge controller? I have several of the
> > 3.5" form factor. If that size, do you have the model number?
>
> Ok,
>
> On the board:
>
> SMS MODEL OMTI 3
> FAB 005298 REV A.3
> ASSY 0005447 REV A
>
> Chipset is NCR 0380xxx family with SMS & OMTI labeling.
> Paper label on one chip says OMTI 3127 and repeats the
> assembly number given above. ROM is labeled 1002550-A,
> 3127(C).
>
> If a working one of these doesn't get the drive going,
> then the pro0blem was with the drive. But I was hoping
> I'd killed the controller with improper termination.
> It sometimes seems to work at first, but then craps
> out as it warms up. The drive activity light comes on
> and stays on at that point.
>
> I'd sure love to get the damned drive backed up... I
> think I have copies of everything on there, but perhaps
> not.
>
> Regards,
> -dq
>

Doug, the nearest one that I have carries the NCR 0380XXX
chip set and a label on one of the major chips that says
3127A-2D and 1002734-1D. The EPROM is identified as
1002735-C. FAB 0005564 Rev B. On the solder side is
A/W 0005563 Rev B. There is a Z8 Romless chip on the board
also.

Any interest?
                                                 - don
Received on Thu Oct 18 2001 - 14:15:04 BST

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