Subject: Re: medium errors with AHA-1542CF and TEAC CD-R
To: Mirian Crzig Lennox <mirian@xensei.com>
From: Charles M. Hannum <root@ihack.net>
List: port-i386
Date: 02/09/1999 19:34:54
> cd0(aha0:4:0): medium error, data = 00 00 00 25 09 02 00 00 00 00
> Input/output error

You didn't specify which version of NetBSD this occured with, though
the message would tend to indicate 1.3.x or earlier.

Assuming you transcribed it correctly, that message translates to
`FOCUS SERVO FAILED' according to the SCSI 2 spec, which honestly
doesn't sound like an OS issue.