1. Press CATALOG followed by FUNCTION (as many times as necessary) until Page 1 of the CATALOG options is displayed.
2. Press UTILITY [F5].
3. Use the cursor buttons to highlight U.F. adjacent to the SCSI ID of the external removable drive (a cartridge that has already been formatted will appear as DISK). Be sure NOT TO highlight a drive that contains valuable data as this procedure will erase all data currently stored on that drive.
4. Press FORMAT [F5].
5. Use the cursor buttons to select [Group]: "No Group" and [Physical]: "On."
6. Confirm the drive listed after "Target:" Again, make sure that the target drive does not contain valuable data.
7. Press EXECUTE.
8. The unit will display, "Format, Are You Sure?" Press YES [F1] to format the drive.