[Coco] Another problem

[Barry Nelson]

The 26-3029 floppy disk controller has adjustment potentiometers that are known to go out of adjustment. Often when this happens, the controller can only read it's own disks.

On Jul 16, 2015, at 6:00 PM, coco-request at maltedmedia.com wrote:

> Date: Thu, 16 Jul 2015 14:55:46 -0400
> From: "Bill" <cwgordon at carolina.rr.com>
> To: "Coco Enthusiasts" <coco at maltedmedia.com>
> Subject: [Coco] Another problem
> Message-ID: <003f01d0bff9$06287120$12795360$@rr.com>
> Content-Type: text/plain;	charset="iso-8859-1"
> 
> Naturally, about the only time I post is when I have a problem. So, here
> goes:
> 
> 
> 
> I have 2 Coco 3 systems. One consists of a Coco 3, MPI and a dual set of 3
> ½” 80 track drives (set 1). I’m running an FD 500 (unaltered) disk
> controller with it.
> 
> 
> 
> The other is a Coco 3 with a dual set of 3 ½” 80 track drives. I’m running a
> 26-3029 (unaltered) controller (set 2). Individually, they work fine. When I
> change the drives from one computer to the other, they still work fine.
> 
> 
> 
> The problem is that the disks created from Set 1 cannot be read by Set 2.
> Regardless which computer they are hooked to, one set of drives cannot read
> the disks created by the other set of drives.
> 
> 
> 
> Ideas? Solutions? 
> 
> 
> 
> Thanks