Hi OErjan,

Tks for your advice.

use /dev/hdX where X is the devicename.
It worked for me.

also sudo cdrecord scanbuss dev=ATAPI might help you.
# sudo cdrecord scanbus dev=ATAPI
Code:
cdrecord: No write mode specified.
cdrecord: Asuming -tao mode.
cdrecord: Future versions of cdrecord may have different drive dependent defaults.
cdrecord: Continuing in 5 seconds...
Cdrecord-Clone 2.01.01a01 (i686-pc-linux-gnu) Copyright (C) 1995-2004 Joerg Schilling
NOTE: this version of cdrecord is an inofficial (modified) release of cdrecord
      and thus may have bugs that are not present in the original version.
      Please send bug reports and support requests to <[email protected]>.
      The original author should not be bothered with problems of this version.

cdrecord: Warning: Running on Linux-2.6.12
cdrecord: There are unsettled issues with Linux-2.5 and newer.
cdrecord: If you have unexpected problems, please try Linux-2.4 or Solaris.
scsidev: 'ATAPI'
devname: 'ATAPI'
scsibus: -2 target: -2 lun: -2
Warning: Using ATA Packet interface.
Warning: The related Linux kernel interface code seems to be unmaintained.
Warning: There is absolutely NO DMA, operations thus are slow.
Error: Cannot gain SYS_RAWIO capability.Is cdrecord installed SUID root?
: Operation not permitted
Using libscg version 'ubuntu-0.8ubuntu1'.
cdrecord: Warning: using inofficial version of libscg (ubuntu-0.8ubuntu1 '@(#)scsitransp.c      1.91 04/06/17 Copyright 1988,1995,2000-2004 J. Schilling').
cdrecord: Cannot do inquiry for CD/DVD-Recorder.
cdrecord: Input/output error. test unit ready: scsi sendcmd: fatal error
CDB:  00 C0 00 00 00 00
cmd finished after 0.000s timeout 40s
It did not show up the dev there.

B.R.
satimis