Re: SCSI transport failed

From: Michael Tosch (eedmit_at_NO.eed.SPAM.ericsson.PLS.se)
Date: 09/04/03

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    In article <bj73n4$7on$1@bob.news.rcn.net>, "cljlk" <cljlk@hotmail.com> writes:
    > I am running SunOS 4.1.4 Sparc 20 and this is internal disk. sd1 and sd0.
    > Thanks.
    >
    > <Michael Vilain <vilain@spamcop.net>> wrote in message
    > news:news-393504.21183803092003@news.tdl.com...
    > > In article <bj618k$fr0$1@bob.news.rcn.net>, "cljlk" <cljlk@hotmail.com>
    > > wrote:
    > >
    > > > I can boot up the system, but on the console window keep showing the
    > > > following error:
    > > > vmunix: sd1: SCSI transport failed: reason 'unexpecteded_bus_free':
    > giving
    > > > up
    > > >
    > > > Would anyone please shed a light.
    > >
    > > You didn't post the System or OS you're running, but this is a SUN group
    > > so I'll go with that.
    > >
    > > Is this an internal disk? What about opening up the box and reseating
    > > the cables?
    > >
    > > Can you see the disks at the OBP? What happens with scsi-probe-all?
    > >
    > > Have you tried checking for external SCSI cable length?
    > >
    > > If all this doesn't do much, how good are your backups? It might be
    > > time to get them out along with the Solaris install CD and replace that
    > > disk...
    > >
    > > --
    > > DeeDee, don't press that button! DeeDee! NO! Dee...
    > >
    > >
    > >
    >
    >

    Probably the sd1 (2nd internal disk) is broken.
    Another possibility is that sd1 must be forced to single-ended by means
    of a jumper on the disk. 

    -- 
Michael Tosch / Master IS/IT Support
Ericsson Eurolab Deutschland GmbH
Tel: +49 2407 575 313
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