Intel SMALL BUSINESS SERVER Manual page 12

RAD Controller
Intel® RAID Controller SRCSU41L with battery backup unit
Intel order codes:
Features:
Hard-drives
3 x Ultra320 SCSI, 3.5", hot-swap with 80-pin SCA-2 connector
Using identical hard-drives of equal size is strongly recommended.
The total capacity of the RAID-5 volume with 3 hard-drives will be 2 x
size of a single hard-drive.
List of hard-drives validated with SRCSU41L RAID controller can be
found in Tested Hardware and Operating Systems List at:
http://support.intel.com/support/motherboards/server/srcu41l/index.htm
Optical and
ATA (IDE) CD or DVD drive
floppy drives
USB floppy drive
Intel order codes:
Using Intel supplied slim-line floppy and DVD/CDR drive is
recommended.
Note that S5000VSA board does not have regular floppy connector and
USB floppy is required for Windows installation. Also note that some
USB floppy drives are not compatible with Windows setup program.
Backup Storage
Additional storage media is required for system backup purpose.
External storage, such as USB hard-drive or tape-drive, is
recommended.
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SRCSU41L
AXXRBBU2 (battery backup unit)
1 x SCSI port with internal and external connectors
Support for RAID levels 0, 1, 5, 10, 50
64 MB cache memory
Battery backup unit protects data cached on RAID controller
against power failures and enables operation in faster Write-
Back mode.
AXXCDUSBFDBRK (mounting kit for slim-line CD & USB
floppy drives)
AXXUSBFLOPPY (slim-line USB floppy drive)
AXXDVDCDR (slim-line DVD/CDR drive)
or AXXSCD (slim-line CD drive).