[Coco] [Color Computer] TRS-80 Color computer 2

[steve_churchman]

Hi Neil

Thanks for clue, it was the Rom chip that needed to be lifted
from its socket and placed back in. I now have a working 16k
CoCo with color basic 1.3

Regards Steve

--- In ColorComputer at yahoogroups.com, "Neil Morrison" 
<neilsmorr at h...> wrote:
> 
> I'd check around the ram as well. Sometimes the socket
> connections aren't good.
> 
> Neil
> 
> ----- Original Message ----- 
> From: "steve_churchman" <steve.churchman at k...>
> 
> 
> > Hi
> >
> > Does anyone have a circuit diagram for the Color Computer 2 (PCB
> > version 20261045) which I understand is a Korean version of the 
> > CoCo.
> >
> > I have a problem with mine, rubbish on the screen when I power 
> > up. But when I press hard on the 6847P chip and press the reset 
> > button it resets ok.
> >
> > I suspect I have a dry joint somewhere....
> >
> > I will refund any expenses incured via paypal.
> >
> > Regards Steve




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