from pcc I find:
Identification
Vendor: Optiarc
Description: DVD RW AD-7280S
Disk identifier: Optiarc DVD RW AD-7280S
Media class: cdrom
Bus identification
Target id number: 0
Connection
Bus: SCSI
Channel: 0
Logical unit number: 0
Target id number: 0
Device
Old device file: /dev/sr1
Misc
Drive capacity: burner DVD
Disk controller: 3
Module: ata_piix
From the terminal using
$ wodim --devices
wodim: Overview of accessible drives (2 found) :
-------------------------------------------------------------------------
0 dev='/dev/sg1' rwrw-- : 'ATAPI' 'iHAS224 B'
1 dev='/dev/sg3' rwrw-- : 'Optiarc' 'DVD RW AD-7280S'
-------------------------------------------------------------------------
The 2nd one above is the problem drive
$ wodim --scanbus
scsibus0:
0,0,0 0) *
0,1,0 1) 'ATAPI ' 'iHAS224 B ' 'GL0B' Removable CD-ROM
0,2,0 2) *
0,3,0 3) *
0,4,0 4) *
0,5,0 5) *
0,6,0 6) *
0,7,0 7) *
scsibus3:
3,0,0 300) 'Optiarc ' 'DVD RW AD-7280S ' '1.01' Removable CD-ROM
3,1,0 301) *
3,2,0 302) *
3,3,0 303) *
3,4,0 304) *
3,5,0 305) *
3,6,0 306) *
3,7,0 307) *
The 2nd one above is the problem drive
eject /dev/sr1
works
With CD or DVD in the drive it sees it and brings up the device menu but when selecting any of the choices they see no disc in the drive.
I don't know what else to check.