Subject: Re: Unusable disk
To: Julian Coleman <J.D.Coleman@newcastle.ac.uk>
From: Neil J. McRae <neil@domino.org>
List: port-sparc
Date: 03/05/1999 11:10:50
Are you sure there isn't a terminator on the disk or something?

> 
> Neil J. McRae wrote:
> > check termination.
> 
> Michael Maciolek wrote:
> > SCSI bus timeouts are often caused by cabling or termination problems.
> > Do you have another cable you can test with?  (even if you're using the
> > same cable that worked with the ELC...)  Also, are you using a passive
> > or active terminator?  Try a different terminator, preferably an active 
> > one, if you can.
> 
> Marshall Midden wrote:
> > Probably a bad cable, or the connection to the disk isn't "good".
> > Have you got termination correct?
> 
> Bruce Ediger wrote:
> > My guess is "bad cabling".  Ensure that you've totally seated all connectors,
> > that the SCSI bus has a terminator, that the cabling measures less than
> > about 10 feet.  Try swapping out pieces of cable, if you've got spares.
> > Feel suspicious about all ribbon cables - they go bad for no reason.
> > Sometimes, the order of the devices on the SCSI bus makes a difference.
> 
> I've tried different terminators (active and passive), no terminator, a
> different cable, but still no change.  There's only one cable - from the
> IPC to the external box and one terminator on the external box.
> 
> Unfortunately, I don't have another box with the same connectors (SCSI II
> style) to test.  I tried a box with 50D connectors and don't have any
> problems there.
> 
> Oh well.
> 
> Thanks for the help,
> 
> J
> 
> -- 
>           NetBSD - the most widely ported operating system available
> 


-- 
Neil J. McRae - Alive and Kicking.
neil@DOMINO.ORG