Recovering data from disks...

From: Jim Donoghue <jim_at_smithy.com>
Date: Wed Mar 26 15:45:01 2003

On Wed, 2003-03-26 at 16:00, Fred Cisin (XenoSoft) wrote:
>
> Is there a brand name? (Somebody else might HAVE one)
>

The disks are 'CP4 CPU Microcode' disks for a Wang Laboratories' VS-90
minicomputer system. Their only purpose is to load microcode or
diagnostic routines into the control memory on the CPU board.
 
> Otherwise,the drive is almost certainly not a problem, and you can
> probably use an "industry standard" drive, such as a TM100-2.
>
> But you will need a controller that can handle hard sectored diskettes.
>
> Depending on the specs of the format (which you haven't tod us), it MIGHT
> be readable with Northstar hardware, or it MIGHT be readable with Vector
> Graphic hardware, etc.

I don't have, and cannot obtain, the specs of the format. What I do have
is a disassembly of the Z80 code from the EPROM. From what I have read
scanning old newsgroup postings, etc. today, I might be out of luck.
There's a dealer of old Wang equipment in Ohio that has one of these,
but they want a small fortune for it. I may have to abandon the idea of
reading these disks until I can locate hardware from somewhere else, or
the Wang dealer finally decides it's not worth keeping and scraps it
out.


-- 
Jim Donoghue
Smithy Co.
(734) 913-6700
Received on Wed Mar 26 2003 - 15:45:01 GMT

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