Asus Pedestal/5U Rackmount Server TS500-E4 Server - Manual (Page 185)

ASUS TS500-E4 7-9
6. Follow screen instructions to continue the OS installation.
5. When prompted, insert the Red Hat ® Enterprise ver. 3.0 RAID driver disk
to the floppy disk drive, select OK, then press <Enter>.
The drivers for the RAID controller are installed to the system.