Re: Repairing a SFD-1001 (8250/LP, 8050, 4040, 3040, 2040)

From: Anders Carlsson <anders.carlsson_at_sfks.se>
Date: Mon, 15 Aug 2011 10:48:28 +0200
Message-ID: <0048A76AC40547D5B1795BB155772817@ryds>
Wolfgang Moser wrote:

> The 2031 HP (High Profile) is no dual-CPU disk drive, it does not
> contain a RRIOT. It is similar to the 2031 LP that is very similar to
> the 1541 except for the VIA-to-IEEE interface bus.

Ok, thanks for clearing that up. I thought all those drives would contain a 
RRIOT chip, no matter if they were single or dual CPU/drives. It reduces my 
list of drives to one, which might already have been dumped.

Regarding previous attempts to dump RRIOT and DOS ROMs, I can't recall ever 
trying that. I had some problems initially in accessing the DOS 1 drives at 
all, but after a bit of initialization, they mostly worked. As I wrote, none 
of them is in my possession anymore, so I would be unable to dump stuff 
myself unless I asked someone to lend me back the drive.

Best regards

-- 
Anders Carlsson


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Received on 2011-08-15 09:00:03

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