[vcf-midatlantic] Looking for Help to make a MP/M Disk Image

william degnan billdegnan at gmail.com
Sun Sep 3 09:25:11 EDT 2017

And I'd still like to get a copy of the manuf. MP/M disk if any can help

Bill Degnan
twitter: billdeg
On Sep 2, 2017 3:21 PM, "william degnan" <billdegnan at gmail.com> wrote:

> Hi,
> After a lot of effort I repaired a Systems Group 2800 S-100 computer by
> tracing the electrical faults related to old caps and a 7805 regulator. Now
> it boots to the hard drive.
> The system boots up and asks PASSWORD PLEASE-
> I have tried various passwords but none work.
> I found a binary of the MP/M OS that came with the SG 2800 here:
> http://www.cpm.z80.de/binary.html
> (search page for "Systems Group System 2800")
> Is there anyone here who can make me a bootable 8" disk by using this
> binary?
> In the meantime I am going to see if I can make a generic MP/M disk boot
> that will work this system, but it would be nice to get the disk the
> computer came with running.
> I don't have the skills to use the appropriate assembler, it has been
> years since Dan Rogantis's class on building a CP/M (MP/M) disk from a
> binary of the disk files.  I suppose I could just copy them to a CP/M disk
> but I doubt it will boot.  If I keep at it I can probably get it to work
> but I will accept help if this is an easy project for someone else.
> Suggestions?
> Thanks
> Bill

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