Toshiba Magnia Z500 - Manual (Page 8)

Server Setup TooL
Starting SST 4
NOTE: In case the Hard Disk Drive is not connected to an
extended disk unit, SST may not operate correctly.
When you do not install OS in the Hard Disk Drive in an
extended disk unit, please do not use SST, where an
extended disk unit is connected.
NOTE: To use [Utilities]-[Create Floppy Disks] or
Configuration Save Disk, the floppy disk drive must be
connected.