NEC N8100-1410F User Manual page 290

9-14 Upgrading Your Server
4.
If using the server with the hard disk drive removed, install the dummy tray in the empty
slot.
5.
Power on the server, and run SETUP utility.
Select [Boot] menu to set the boot priority. When you have removed hard disk drive, the
boot priority stored in BIOS is cleared. See Chapter 4 for details.
6.
Install the front bezel you removed previously.