[Coco] Bad HD cable

Frank Pittel fwp at deepthought.com
Sat Aug 4 15:00:02 EDT 2007


This isn't directed at Gene and I hate to sound like a topic
cop but can we either find away bring this thread back on topic
or let it die??

Frank


On Sat, Aug 04, 2007 at 02:07:48PM -0400, Gene Heskett wrote:
> On Saturday 04 August 2007, Paul Fitch wrote:
> >> Message: 6
> >> Date: Sat, 4 Aug 2007 17:58:36 +0930
> >> From: "Briza" <bpa65117 at bigpond.net.au>
> >> Subject: [Coco]  Drive freezing / data reovery (WAS: Re: Need to know
> >> To: <coco at maltedmedia.com>
> >> Message-ID: <001201c7d671$73f9d5b0$e177b67c at tigers4zcxreqd>
> >> Content-Type: text/plain;	charset="iso-8859-1"
> >>
> >> Hi Joel.
> >>
> >> The drive still spins and is recognised in the BIOS. The
> >> problem is the Boot track is gone. I have loaded up Linux and
> >> had the drive plugged in and I could access the coco archive folders.
> >>  So in the end it was just a simple faulty cable causing me
> >> the grief. But still have not attempted to hook up both my
> >> drives together yet. with my new boot disk as my Master, and
> >> the crashed drive as a slave unit.
> >>  The last time I tried them both together. The new drive
> >> would not load up again. And at the time I used the faulty
> >> cable. So I'm hoping this time with the new cable that it
> >> will not corrupt the new boot drive.
> >>
> >> laters
> >>
> >> Briza
> >
> >Dude, I gota ask.  That IDE HD cable that you replaced. Was it a DRIVE
> >SELECT cable?  Maybe both of your drives are set to MASTER or SLAVE?
> >
> >Newer system like to use drive select cables, and the drives are jumpered to
> >know this.  Older or generic cables are NOT drive select and require the
> >user (that's you) to maunally jumper your drives as Master or Slave.
> >
> >A drive select cable will generally have different colors for each of its
> >two connectors.
> 
> And this is a good excuse for me to jump in and emphasize that in either cable 
> style, the drive to be used as the master drive MUST be on the end of the 
> cable as it does the scsi-like and _required_ termination.  Automatically, 
> you don't see it, but its there.  The slave if used must then be on the 
> middle connector since 'slaves' don't enable their terminations.  In no case 
> can you put a master programmed drive on the middle connector and leave the 
> surplus cable hanging in the breeze, its not a matter of if your data gets 
> scrambled, but when, and its usually sooner than later.
> 
> Sitting here reading this thread, I'm wondering if that's what actually 
> happened here.  Decent cabling, but miss-configured keeps raising the thought 
> in my mind.  I have had a couple of really cheap cables go toes up, but more 
> than likely in the one case I have right now, the chipset simply cannot 
> handle two drives on the same cable, which is the case in the box that runs 
> my milling machine.  I've had 3 drives and 3 cables in that box trying to 
> make it handle two drives on cable 0, can't be done, both drives will get 
> trashed in pretty short order.  Just one drive and its been fine for over a 
> year.  EMC doesn't need the other 60GB of drive anyway.
> 
> -- 
> Cheers, Gene
> "There are four boxes to be used in defense of liberty:
>  soap, ballot, jury, and ammo. Please use in that order."
> -Ed Howdershelt (Author)
> I can't wait for EDLIN to be ported for Windows.
> 
> --
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> Coco at maltedmedia.com
> http://five.pairlist.net/mailman/listinfo/coco



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