Date: Wed, 3 Apr 1996 11:06:41 +0200 (MET DST) From: knarf@camelot.de (Frank Bartels) To: lehey.pad@sni.de (Greg Lehey) Cc: knarf@camelot.de, freebsd-scsi@FreeBSD.org Subject: Re: DAT problems Message-ID: <m0u4OWX-00036sC@robin.camelot.de> In-Reply-To: <199603281621.RAA12009@nixpbe.pdb.sni.de> from Greg Lehey at "Mar 28, 96 05:18:56 pm"
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Heya! Greg Lehey wrote: > > After that the machine sometimes crashes a couple of minutes later. > > The tape seems to wind forward and then backward and then panics. > > How long does it do this for? More or less than a minute? Much more than one minute. > > I tried another tape in another SP3G with NCR. > > > > (ncr0:4:0): "HP HP35470A 9 09" type 1 removable SCSI 2 > > > > Same error. :/ > > > > So I bought a new machine: > > A new computer or a new DAT drive? Judging by the report, I'm > assuming a new computer. A new computer. :) > There are a couple of things you should check: > > 1. You don't have a 120m cartridge, do you? The 34580A can't read > them (but it should report the fact, and not go into deep > meditation mode). No, I have just 90m tapes. > 2. Have you cleaned the drive with a cleaning cartridge in the last > 25 hours of operation? No, I did not. Now I got a cleaning tape and used it, but it did not help. (Should I use cleaning cartridges or not? If, how often?) > 3. Does it work with a new cartridge? It looks as if you're trying > to read an existing cartridge, and if that's not in good > condition, it could cause these problems. This seems really possible. But _writing_ to an "old" tape (written on it once) should work as good as writing to a new tape, yes? Bye, Knarf -- Frank Bartels |UUCP/ZModem/Fax: + 49 89 5469593| "Captain, why not just knarf@camelot.de | http://www.camelot.de/~knarf/ | give the Borg Windows?"
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