[Coco] Vertical yellow bar fix (CoCo2 Video)

David Ladd davidwladd at gmail.com
Sun Jul 12 22:24:17 EDT 2015


Ed,

Thanks for posting this. That sure is interesting as well as useful :)

Thanks for keeping us all updated :)

On Sunday, July 12, 2015, Zippster <zippster278 at gmail.com> wrote:

> Hello everyone,
>
> Luciano Scharf asked me earlier today about a problem he was having with
> the video output
> on his CoCo2.  A vertical yellow bar was appearing on the left side of the
> screen.  I had a machine
> on hand that was exhibiting the same thing, so I investigated the problem.
>
> It turns out it’s an issue relating to the color-burst circuit in the
> CoCo2.  I’ve written up details on
> the cause, and a way to fix the problem here…
>
> <
> https://sites.google.com/site/thezippsterzone/home/coco2-projects/vertical-yellow-bar-fix
> <
> https://sites.google.com/site/thezippsterzone/home/coco2-projects/vertical-yellow-bar-fix
> >>
>
> - Ed
>
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