[Coco] Weird CoCo3 problem - AAAARRRGGGGGHHHHH!!!!

[Brian Blake]

Hi Robert,

It's FD-502 - 5vdc I'm pretty sure (weren't the 3022 & 3029 the only ones that required 12vdc?).



________________________________
From: Robert Gault <robert.gault at worldnet.att.net>
To: CoCoList for Color Computer Enthusiasts <coco at maltedmedia.com>
Sent: Sun, January 3, 2010 10:32:15 PM
Subject: Re: [Coco] Weird CoCo3 problem - AAAARRRGGGGGHHHHH!!!!

Brian Blake wrote:
> Hi John,
>
> When I posted that, it meant that I had not inserted the FDC at that point. I was unclear on that I guess. When I insert the controller, I get the 'Disk Extended...' screen as one would expect. I just get no response from the disk system when disk commands are issued - and yes, the drive is powered on, lol. This is the most perplexing issue I've run into in a long time...
>
> I've had to put it to the side for a bit since I have a client's server I'm working on right now. I'll be getting back to it tomorrow afternoon, hopefully my head will have cleared and a few other guys will pop in with ideas of where to look.
>
>

Brian,
Refresh my memory. Are you using a controller that needs +-12v on a 
Coco3 or is it a 5v controller?

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