[Coco] original 16k CoCo 1 upgrade to 64k

[Roger Taylor]

At 02:17 PM 10/27/2004, you wrote:
>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).


It's serial #33916, so maybe I'm good.  I read somewhere that the earliest 
versions of the CoCo 1 can't be upgraded.


--
Roger Taylor