Chapter 7 General Front Panel Operation 99• Do not switch the controller’s and/or SCSI diskdrive’s power off during the SCSI Drive Low-levelFormat. If any power failure occurs during a drivelow-level format, the formatting must beperformed again when power resumes.• All of the data stored in the SCSI disk drive willbe destroyed during a low-level format.• The SCSI disk drive on which a low-level diskformat will be performed cannot be a spare drive(local or global) nor a member drive of a logicaldrive. The "SCSI Drive Low-level Format" optionwill not appear if the drive is not a "New Drive" ora "Used Drive".SCSI Drive Read/Write TestIf you would like to perform a drive/readwrite test to the drive, press t or s toselect "Drive Read/Write Test"; and thenpress .The option to run these utilities disappears after youhave created a logical drive. This is because runningthese utilities will destroy data on a hard disk drive.Drive Read/WriteTest ..