[Coco] coco 2 ram expansion connector

Brian Blake random.rodder at gmail.com
Sat Sep 27 08:25:50 EDT 2014


You can see a run down of the various CoCo2 models here:

http://tandycoco.com/coco2.shtml

------------------
www.tandycoco.com
www.tandycoco.com/forum
On Sep 27, 2014 7:26 AM, "didier derny" <didier at aida.org> wrote:

> Yes my coco 2 is a Korean 26-3134A
>
> I have the ram chips, so it's the easiest way to upgrade
>
> To tell the truth, I'm rather struggling with the different version of
> schematics...
> I hoped that I would find a schematics for the Korean 26-3134A but
> The schematics I found In Sams book is for a different 26-3134
>
> Thanks for your help
>
> --
> Didier
>
> -----Message d'origine-----
> De : Coco [mailto:coco-bounces at maltedmedia.com] De la part de Bob Devries
> Envoyé : samedi 27 septembre 2014 08:46
> À : CoCoList for Color Computer Enthusiasts
> Objet : Re: [Coco] coco 2 ram expansion connector
>
> The Korean model of the Colour Computer 2 *does* have a RAM expansion
> connector. There are two rows of terminals one on either side of the ram
> chips. Tandy sold a RAM expansion card which had 8 4164 chips.
>
> It was also possible to install two 4464 chips to replace the existing
> ramchips.
>
> Regards, Bob Devries
> Dalby, QLD, Australia
>
> On 27/09/2014 4:34 PM, Camillus Blockx wrote:
> > HI,
> >
> > A coco2 does not have an expantion connector. You have to replace the old
> chips with newer ones of a higher apacity.
> > I do not have the specs here, but if you put lso thr board revision on
> > your mail, someone will surely help you. ALso go to the glenside
> > comoter culb in IL ( or Mail ) see: www.glenside.com I believe. (
> > google for glenside )
> >
> > cba
> > On 9/27/2014 1:29:53 AM, didier derny <didier at aida.org> wrote:
> > Hi All,
> >
> > I'm new on this list, I just ordered a coco 2 on ebay...
> > The machine I ordered is a 26-3134A
> >
> > I'm looking for the pinout of the memory expansion connector
> >
> > Any idea where I could find the precise schematics for this model And
> > the pinout of the 2 small white connected placed next to the memory
> > chips ?
> >
> > Thanks
> >
> > --
> > Didier
> >
> >
> >
> >
> > --
> > Coco mailing list
> > Coco at maltedmedia.com
> > https://pairlist5.pair.net/mailman/listinfo/coco
> >
> >
> > ---
> > This email is free from viruses and malware because avast! Antivirus
> protection is active.
> > http://www.avast.com
> >
>
>
> --
> Coco mailing list
> Coco at maltedmedia.com
> https://pairlist5.pair.net/mailman/listinfo/coco
>
>
> --
> Coco mailing list
> Coco at maltedmedia.com
> https://pairlist5.pair.net/mailman/listinfo/coco
>


More information about the Coco mailing list