[Coco] Coco 1 video problem.. Wrong artifact colors???

[Robert Gault]

Mark Ormond wrote:
> I got a coco 1 that I posted about the other day and it doesn't display Blue as a artifact color but green.
>
> (easiest case to point out, using the downland cart, the startup text is either red, or green.)
>
> I've swapped the 6847 and 1372 from a known good coco2, but the colors stay the same.
>
> The tv works fine with my other cocos.
>
> Any suggestions?
>

Open it up and see if it is a PAL unit. I seem to remember that the artifact 
colors on PAL units do this.

You could adjust the tint control on your TV. That might get you the required 
colors.