[Coco] Is my coco3 dead?

[Gene Heskett]

On Sunday 15 January 2017 10:13:12 Henry Rietveld wrote:

> Do I need a special tool to pull the GIME?

Yes, its called a plcc puller, sells for around a tenner. Trying to pull 
it with small prying tools will quite likely crack the socket, reducing 
the available contact pressure. So get the puller, or perhaps find 
someone who has one.
>
> Sent from my ⑩ Passport SE; not running Android.
>   Original Message
> From: Francis Swygert
> Sent: Sunday, January 15, 2017 9:48 AM
> To: coco at maltedmedia.com
> Reply To: CoCoList for Color Computer Enthusiasts
> Subject: Re: [Coco] Is my coco3 dead?
>
>
> Date: Sat, 14 Jan 2017 22:50:02 +0000
> From: Henry Rietveld <rietveldh at hotmail.com>
>
> 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?
> ===============================================
> Most likely something in the power supply, but it could be a dead 6809
> (you usually get garbage on the screen though) or some corrosion on
> the memory or GIME chip pins. You can try pulling and reseating all of
> those, just be careful with that GIME and don't break the socket.
>
> The service manual is a great tip, but you can find everything you can
> do with a volt/ohm meter and some suggestions for replacing the power
> supply in "Tandy's Little Wonder". Lots of other info and history
> about the CoCos in there also.
> http://www.colorcomputerarchive.com/coco/Documents/Books/Tandy's%20Lit
>tle%20Wonder%20Second%20Edition%20(Farna%20Systems).pdf Frank Swygert
>  Fix-It-Frank Handyman Service
>  803-604-6548
>
> --
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Cheers, Gene Heskett
-- 
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