Re: Commodore 65 and 1581 incompatibility

From: Konrad B <konrad0x42_at_gmail.com>
Date: Thu, 19 Nov 2015 20:40:55 +0100
Message-ID: <CAB5WB+u5n=OQP0ppTLpzjEp_G=MMG5vzU44XjJHiCLdEx00fvA@mail.gmail.com>
FB354 in a CDTV drive has 24 pin connector, as well as the (unpopulated) 34
pin one in non standard location.

Regards,
Konrad
19 lis 2015 20:28 <silverdr@wfmh.org.pl> napisał(a):

>
> > On 2015-11-19, at 18:27, Michał Pleban <lists@michau.name> wrote:
> >
> > Hello!
> >
> > silverdr@wfmh.org.pl wrote:
> >
> >>> Hm I understand you mean removing the drive from 1581 and transplanting
> >>> it to the C65?
> >> Yes, that's what I mean.
> >
> > I opened the computer and the drive, but the mechs do not seem
> > interchangeable. The mech in 1581 is labeled F-354E and the mech in C65
> > is FB-354C. The connector is different, the eject mechanism is also
> > different.
>
> Are you sure the connector is different?! Isn't it a 34 pin Shugart type
> connector?! Obviously I can't now look into my C65 now to verify this ;-)
> In 1581 any "Amiga drive" can be used. Definitely the infamous FB-354,
> which I suspected it to be in both cases. Mechanically the Amiga 500 drives
> fit. Sometimes the eject button has to be replaced.
>
> > Anyway, I reseated the mech connector and the FDC chip, and now I can
> > format disks on the C65 and the 1581 reads them fine. However, the drive
> > in C65 is unreliable, when I insert a disk sometimes it refuses to read
> > it, or it gives weird errors like "disk is write protected". I think I
> > would like to replace it, but where do I get a FB-354C?
>
> OK, I found this:
>
> http://www.softwolves.com/arkiv/cbm-hackers/16/16508.html
>
> So indeed there is a different connector. Yet I would be rather surprised
> if they made a very special drive. My guess is that they combined the power
> with signal lines on one cable but still kept the Shugart interface intact.
> If this is true then you should be able to adapt (including the eject
> button exchange) any FB-354 as found in A500s
>
> --
> SD!
>
>
>        Message was sent through the cbm-hackers mailing list
>


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Received on 2015-11-19 20:01:08

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