[Coco] RS-232 Pak Back to Stock
Bob Devries
devries.bob at gmail.com
Wed Apr 3 21:28:53 EDT 2013
There should be a service manual for that pak on MaltedMedia FTP. That will
show you what the links are for.
Regards, Bob Devries
Dalby, QLD, Australia
----- Original Message -----
From: "John E. Bielak" <j.bielak at comcast.net>
To: <Coco at maltedmedia.com>
Sent: Thursday, April 04, 2013 11:19 AM
Subject: [Coco] RS-232 Pak Back to Stock
>I picked up a deluxe RS-232 pak thats somewhat modified that I'm trying to
>put back to stock.
>
> The changes:
> - The ROM has been cut out
> - The trace for pin 4 cartridge edge connector has been cut and there is a
> wire going out to an external connecter
> - There's a jumper between E1 and E2
> - A jumper appears to have been removed from E3 and E4
>
> Obviously, I need to desolder the old ROM pins, put a socket in, drop in
> a 4K EPROM (2732?) with the cart image, and then reconnect trace to
> connector pin 4, but I don't know what to do with the E1 - E4 jumpers.
> I've Googled around and the only examples I've been able to find are other
> modded boards, nothing that appears stock.
>
> -JEB-
>
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