[Coco] Need help (of course)

[Richard E Crislip]

On Fri, 5 Dec 2014 15:36:11 -0500
"Bill" <cwgordon at carolina.rr.com> wrote:

> Dunno, the single drives work great, even though the 5 1/4" is a 35
> track. Works well as drive 0. No jumpers anywhere on the drive.
> 
> And the 3 1/2" works as well. I can use it as drive 0 OR drive 1,
> depending where on the cable it is. No jumpers on this one, either.
> 
> But together, they BOTH light up when either is accessed with a
> known-good cable.
> 
> I'm stumped!!
> 
> -----Original Message-----
> From: Coco [mailto:coco-bounces at maltedmedia.com] On Behalf Of Gene
> Heskett Sent: Friday, December 05, 2014 2:08 PM
> To: coco at maltedmedia.com
> Subject: Re: [Coco] Need help (of course)
> 
> Sounds like you might have a duff cable?  Or a drive that doesn't
> care? Two jumpers on the DS row of pins maybe?  Or an accidental
> bridge between traces on the 3.5" DS less drive?  Either way that
> would have the effect of bridging the select lines together as there
> aren't any isolation buffers on any drive I have ever had.
> 
> Weirdsville... 
> 
> 

That's normal, at least in my experience. You hit one and they all spin
up.

Cheers