[Coco] Is my coco3 dead?

[Robert Gault]

Henry Rietveld wrote:
> My spare coco3 won't do anything when I turn it on. No video displayed thru RF. , RGB via my cm8, or comp out.
> Where should I start looking?
>
> Sent from my ⑩ Passport SE; not running Android.
>

Get a copy of the Service manual and follow the troubleshooting procedures on 
page 55. You will need a voltmeter and if possible a scope.

http://www.colorcomputerarchive.com/coco/Documents/Manuals/Hardware/Color%20Computer%203%20Service%20Manual%20(Tandy).pdf

Robert