Thanks for the reply.

Cdrecord 1.11a34 (i686-pc-linux-gnu) Copyright (C) 1995-2002 Jörg Schilling
Using libscg version 'schily-0.6'
scsibus0:
0,0,0 0) 'TOSHIBA ' 'CD-ROM XM-6202BD' '1119' Removable CD-ROM
0,1,0 1) *
0,2,0 2) *
0,3,0 3) *
0,4,0 4) *
0,5,0 5) *
0,6,0 6) *
0,7,0 7) *
scsibus1:
1,0,0 100) '' '' '' Removable not present Disk
1,1,0 101) *
1,2,0 102) *
1,3,0 103) *
1,4,0 104) *
1,5,0 105) *
1,6,0 106) *
1,7,0 107) *

(I have no /mnt settings in this configuration - tried with/without -tried iso9660 too)
# /etc/fstab: filesystem table.
#
# filesystem mountpoint type options dump pass
/dev/hdc3 / ext2 defaults,errors=remount-ro 0 1
/dev/hdc2 none swap sw 0 0
proc /proc proc defaults 0 0
/dev/fd0 /floppy vfat defaults,user,noauto,showexec,umask=022 0 0
/dev/cdrom /cdrom iso9660 defaults,ro,user,noexec,noauto 0 0
/dev/cdrom1 /cdrom1 auto user,noauto,exec,ro 0 0
none /proc/bus/usb/ usbdevfs defaults 0 0
# partitions found by Knoppix
/dev/hdc1 /mnt/hdc1 vfat noauto,users,exec,umask=000,uid=knoppix,gid=knoppi x 0 0
/dev/hdc3 /mnt/hdc3 ext2 noauto,users,exec 0 0
/dev/hda1 /mnt/hda1 vfat noauto,users,exec,umask=000,uid=knoppix,gid=knoppi x 0 0
/dev/hda5 /mnt/hda5 ext2 noauto,users,exec 0 0