[Coco] Strangely patched CoCo 1
devries.bob at gmail.com
Mon Mar 6 21:07:51 EST 2006
Yes, Phil, this is indeed the modifications done to early Coco 1's for the
I'm not sure if I still have the Australian version of that same unit, but I
have seen it here, too.
Regards, Bob Devries, Dalby, Queensland, Australia
Isaiah 50:4 The sovereign Lord has given me
the capacity to be his spokesman,
so that I know how to help the weary.
my blog: http://bdevries.invigorated.org/
----- Original Message -----
From: "Phill Harvey-Smith" <afra at aurigae.demon.co.uk>
To: "CoCoList for Color Computer Enthusiasts" <coco at maltedmedia.com>
Sent: Tuesday, March 07, 2006 10:55 AM
Subject: [Coco] Strangely patched CoCo 1
> Hi all,
> Just got a second CoCo 1 off ebay (26-3002) and it has a strange little
> patch board inside that my other does not (26-3004). The board is mounted
> upside down next to the SAM, and has about 5 or 6 wires going to various
> places on the CoCo board. Also one of the other chips, has had a couple of
> it's legs lifted and a disc cap & inductor soldered to them.
> I know these where factory fitted because the waranty seal had not been
> I am in the UK, and this is a UK machine, the one thing that did cross my
> mind that perhaps the mainboard is a US/NTSC, and the patches have been
> made to convert the machine to run on the UK/PAL system.
> Can anyone comfirm this and does anyone have a schematic for it ?
> Phill Harvey-Smith, Programmer, Hardware hacker, and general eccentric !
> "You can twist perceptions, but reality won't budge" -- Rush.
> Coco mailing list
> Coco at maltedmedia.com
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