NEC Express 5800/230Eh - Manual (Page 111)

Configuring Your Server 4-47
6. Press F2 during POST to run the BIOS Setup utility, and configure the mother board
again.
IMPORTANT: If the SATA hard disk drives are installed in your
server and the onboard SATA RAID feature is used, change the
parameter of the [SATA RAID Enabled] in the [Advanced] -
[Peripheral Configuration] menu from [Disabled] to [Enabled] before
exiting BIOS Setup. Leaving this parameter as the factory-set value
(Disabled) may destroy the data in hard disk drive.
NOTE: To display the [SATA RAID Enabled] menu, select
[Advanced] - [Peripheral Configuration] - [SATA Controller Mode
Option] - [Enhanced].