> From: David Woyciesjes <DAW@yalepress3.unipress.yale.edu>
> Date: Mon, 8 Oct 2001 16:49:55 -0400
> 
> I have a Unisys 486 computer. It's a SX-25, with a DX-50 in it also.
> It's mfg date is 10/92, and style number is SG-3102-425. It's "plateau" is
> labelled Evaluation Unit A. That would explain the XXXX in the FCC ID
> field...
> On the motherboard itself, it has a sticker with...
> 43611896-000
> PW300  486SX/25
> 9240      AVEX

Sounds like a 486SX/25 system upgraded to a DX2/50 with an OverDrive chip.

> ...while near the 30-pin memory, printed on the board is...
> UNISYS
> PW2 300/486
> PWBA 43188028-000
> 
> Does anyone know where I can find out what the jumpers do on this board? Or
> other specs for it? I though I heard someone mention dual processor WRT this
> board, but I doubt it. There is also a smaller LIF socket next to the 2 LIF
> processor sockets. IIRC, that is for a 487 math co-processor...

I doubt that its for a 487... I almost wonder if this was some kind of
386/486 board.

<<<John>>>