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Date:      Wed, 4 Jan 1995 19:23:13 -0500 (EST)
From:      Peter Dufault <dufault@hda.com>
To:        pechter@stars.sed.monmouth.army.mil (william pechter ILEX)
Cc:        joerg_wunsch@uriah.sax.de, FreeBSD-hackers@wcarchive.cdrom.com
Subject:   Re: Bad sectors on SCSI drive!
Message-ID:  <199501050023.TAA02567@hda.com>
In-Reply-To: <199501041350.FAA06195@wcarchive.cdrom.com> from "william pechter ILEX" at Jan 4, 95 08:50:23 am

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william pechter ILEX writes:
> 
> > 
> > As Jordan K. Hubbard wrote:
> > | 
> > | > Allright, so what can be done?  How can I map out bad sectors on a scsi
> > | > drive?  Do I have to newfs the drive?
> > | 
> > | Return it to the manufacturer.  A good SCSI drive shouldn't develop faults
> > | like this, and when it does, it's time to shoot it.
> > 
> > If you don't like this, hook it up to a SCSI adapter with PC BIOS
> > enabled, start the BIOS diag (usually g c800:6 or so from a debugger),
> > and try to low-level format it.  Some people say this causes bad
> > sectors to be re-mapped.
> > 
> 
> Adaptec has a scsi format utility that will do the same thing with
> the 154x controllers and probably the other adaptec ones.
> 
> Check their ftp site.

And if you type "^A" during boot with a 1542C one of the disk utilities
in the firmware will let you reformat the drive.


-- 
Peter Dufault               Real Time Machine Control and Simulation
HD Associates, Inc.         Voice: 508 433 6936
dufault@hda.com             Fax:   508 433 5267
--  Formerly hd@world.std.com.  E-mail problems? Tell hdslip@iii.net



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