Fwd: 2 IBM PS/2s, DC/MD area

From: Lawrence Walker <lgwalker_at_mts.net>
Date: Thu Jan 17 17:31:18 2002

> On Wed, 16 Jan 2002, Tothwolf wrote:
> > On Wed, 16 Jan 2002, Russ Blakeman wrote:
> > > On Wed, 16 Jan 2002, Julius Sridhar wrote:
> > > > On Wed, 16 Jan 2002, Tothwolf wrote:
> > > >
> > > > > Right, I didn't even think about the ISA machines. I've seen so many of
> > > > > the microchannel systems that I often forget about the others. As I
> > > > > think about it, I might actually have several model 25s instead of 50s.
> > > > > Guess I'll find out once I uncover them.
> > > >
> > > > It's hard to confuse them. The 25 is an all-in-one. The easier ones to
> > > > confuse are the 30 and the 55SX, as they came in the same case.
> > >
> > > Model 40 and below are ISA, 50 series and above are microchannel. The
> > > 30-286 and 55SX used the same case but the 30 (8086) had a similar but
> > > plastic beige/brown (as opposed to all beige steel) case.
> >
> > Well, at least I've got a general idea what I've got stored away now. I
> > may have to go unbury them tonight, just to satisfy my curiosity.
>
> I uncovered the stack of machines. All of them are in fair to good
> condition, but missing their hard drives. They seem to be intact
> otherwise.
>
> 2 - Model 55SX (8555)
> 1 - Model 30 286 (8530)
> 1 - Model 30 (8530)
> 1 - Model 50 (8550)
>
> Does anyone know why IBM choose to use the same part number for the Model
> 30 and Model 30 286?
>
> -Toth
>
 Do you mean the SN # ? Don't have a 30 286 to check but most
IBMs had a model subset that better described it like the 8580-111
8580-Axx or in the PS/1s for example the 2133-011. Mueller has
most listed in his 3rd edition but not the SN #s.

Lawrence


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