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Date:      Thu, 2 Dec 1999 19:53:45 -0500
From:      Greg Lehey <grog@mojave.sitaranetworks.com>
To:        "Eric S. Nooden" <noodene@beloit.edu>, Michael Hughes <mhughes@logroad.bridge.com>
Cc:        freebsd-questions@FreeBSD.ORG
Subject:   Re: Mounting a SCSI tape drive
Message-ID:  <19991202195345.47886@mojave.sitaranetworks.com>
In-Reply-To: <4.2.0.58.19991202151404.009dce10@beloit.edu>; from Eric S. Nooden on Thu, Dec 02, 1999 at 03:17:47PM -0600
References:  <4.2.0.58.19991202135514.009ea320@beloit.edu> <199912022029.OAA07658@logroad.bridge.com> <4.2.0.58.19991202151404.009dce10@beloit.edu>

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On Thursday,  2 December 1999 at 15:17:47 -0600, Eric S. Nooden wrote:
> At 02:29 PM 12/2/99 -0600, Michael Hughes wrote:
>> Eric S. Nooden said in email to me:
>>>
>>> I am running into some problems trying to mount a tape drive.  When I run:
>>>
>>> mt -f /dev/nrsa0 rewind   (or any command i.e. status)
>>>
>>> I get the following error message:
>>>
>>> (sa0:ahc0:0:4:0): MODE SENSE(06).  CDB:  1a 0 0 0 c 0
>>> (sa0:ahc0:0:4:0): ILLEGAL REQUEST
>>>
>>> ***I did notice that when the command ran, the light on the tape drive did
>>> flash.
>>>
>>> The file /var/log/messages reports the following about sa0:
>>>
>>> sa0: at ahc0 bus 0 target 4 lun 0
>>> sa0: <EXABYTE EXB-8200 2680> Removable Sequential Access SCSI-CCS device
>>> sa0: 3.300MB/s transfers
>>>
>>> Any help in mounting this beast and get backups done would be appreciated.
>>
>>   Type changing dup switch 4 to on, on the MX Card.
>
> Thanks for replying.  I unfortunately must show my ignorance and ask "What
> is an MX Card?"  Are you referring to the SCCI controller or a card
> physically attached to the tape drive.

I believe the MX board is the second from the back ot the unit.  You
should see an 8-position DIP switch on the right (looking from the
front).  Unfortunately, the units I have have special screws for which
I don't have any screwdrivers available here.  I'll see if I can
arrange something tomorrow.

Greg
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