[Coco] original 16k CoCo 1 upgrade to 64k
neilsmorr at hotpop.com
Wed Oct 27 19:24:08 EDT 2004
----- Original Message -----
From: "Ward Griffiths" <wdg3rd at comcast.net>
> On Wednesday 27 October 2004 05:22 pm, Roger Taylor wrote:
> > I am looking to upgrade a 26-3001 16k CoCo 1 to 64k, if possible.
> > What I'm wanting to know is if there are any jumpers or motherboard
> > mods that need to be done. I've probably got the DRAMs stashed in my
> > junk box somewhere.
> Just plug the chips in. That was the official Radio Shack mod, unless
> the CoCo had a really low serial number (in which case, plug the chips
> in and see if 32k is recognized by BASIC, if not, swap out the MoBo).
ISTR that many early models only handled 16K without radical surgery.
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