Re: 2001N/basic-4 UD3 option

Did anyone try to disassemble this dump? I have to give back the 4032
as it's repaired now and I would like to suggest the owner what might
be this option ROM.

On Fri, Oct 6, 2017 at 7:02 AM, Francesco Messineo
<francesco.messineo@gmail.com> wrote:
> Looks like the attached picture was too big for this ML?
>
> ---------- Forwarded message ----------
> From: Francesco Messineo <francesco.messineo@gmail.com>
> Date: Thu, Oct 5, 2017 at 7:19 PM
> Subject: 2001N/basic-4 UD3 option
> To: cbm-hackers@musoftware.de
>
>
> Hi all,
> just finished to repair the 3032/basic-4 and now I'm on a 4032 (still
> 2001N/basic-4 but with original ROMs).
> It has an option on UD3, as you can see from the attached picture. Yes
> the EPROM is sprayed with paint, don't ask me why :)
> This 4032 has german origins (from some stickers applied on the inside).
> I've attached a dump of the option EPROM, if anyone can tell me what it's for.
> This 4032 also has a DB9 connector added on the back, it's basicly
> connected to the user port signals. I don't know if this is related to
> the option or not. Pictures available on request.
> The only problems on this 4032 were dead kernel ROM and bad 6522 (3
> bits of port A shot, some of the ones going to the DB9 by the way).
> HTH
> Frank IZ8DWF

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