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Re: Original IIc and the UniDisk 3.5
- Subject: Re: Original IIc and the UniDisk 3.5
- From: oaaland@aol.com (O Aaland)
- Date: 1998/08/05
- Newsgroups: comp.sys.apple2
- Organization: AOL http://www.aol.com
- References: <6q8cec$mlp$1@news.NERO.NET>
"Benjamin Summers" <summersb@ucs.orst.edu> writes:
>
>In order for an original IIc to operate a Unidisk 3.5, can a newer disk
>controller ROM chip be installed on the old motherboard or is an entirely
>new motherboard needed?
>--
>Benjamin Summers
The newer ROM chip is a direct chip swap so that part is pretty easy.
In addition to replacing the ROM chip you also need to cut one solder
joint on the motherboard and connect another in order for the IIc to see
the larger ROM .
Owen