See a recent thread in the archives. You might have to modprobe for it.
2005/12/13, Marc Peiser marcpeiser@gmail.com:
I'm trying to get a scsi tape device (Sony SDX-D500V) working on my dell 2450 running centos 4.2. I can see the device (ch1, id2) using the dell bois raid utility, but once booted into linux I can't see any mention of it in the logs or dmesg.
Enrico, Texas A&M University