[Coco] Strangely patched CoCo 1

[Bob Devries]

Yes, Phil, this is indeed the modifications done to early Coco 1's for the 
PAL conversion.
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.

website: http://www.home.gil.com.au/~bdevasl
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 

> broken.

>

> 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 ?

>

> Cheers,

>

> Phill.

>

> -- 

> Phill Harvey-Smith, Programmer, Hardware hacker, and general eccentric !

>

> "You can twist perceptions, but reality won't budge" -- Rush.

>

> -- 

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