Re: upgrading CBM-3040?

From: william degnan <billdegnan_at_gmail.com>
Date: Mon, 13 Nov 2017 22:18:56 -0500
Message-ID: <CABGJBucXWtzGbX4uAkTp1ebKSoadedmgWdhLfWDZPCK+AY=eCg@mail.gmail.com>
There is a conversion program that came with the upgrade kit

Bill Degnan
twitter: billdeg
vintagecomputer.net
On Nov 13, 2017 10:13 PM, "William Levak" <wlevak@sdf.org> wrote:

> On Mon, 13 Nov 2017, william degnan wrote:
>
> A 4040 should read 2040 disks, but you will not be able to write to them.
>
> Yes.  There was an upgrade kit.  If you can find the chips or steal them
>> from a 4040 drive here is what I found:
>>
>> Replace the 6530 with the CBM chip 901466-04
>> UL1 gets a 901468-12
>> UJ1 gets a 901468-11  (take from 4040 UK1)
>> UH1 gets a 901468-13
>>
>>
>> You'll have to convert the 2040-formatted disks to 4040 format to read
>> them.  The 2040/3040 will with the upgrade act like a 4040 drive.
>>
>> On Mon, Nov 13, 2017 at 8:20 AM, Francesco Messineo <
>> francesco.messineo@gmail.com> wrote:
>>
>> Hi all,
>>> just a quick question for the experts: Is it possible to upgrade a
>>> 3040 dual drive to DOS2.1 (like a 4040)?
>>> Thanks
>>>
>>> Frank
>>>
>>>        Message was sent through the cbm-hackers mailing list
>>>
>>>
>>
> wlevak@sdf.lonestar.org
> SDF Public Access UNIX System - http://sdf.lonestar.org
>
>       Message was sent through the cbm-hackers mailing list
>


       Message was sent through the cbm-hackers mailing list
Received on 2017-11-14 04:00:32

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