User's Manual (1.0c)

4-12
X9SRi/X9SRE Motherboard Series User’s Manual
Port 0~5 Hot Plug
Set this item to Enabled to enable hot-plugging for the particular port.
The options are Enabled and Disabled.
Staggered Spin Up
Set this item to Enabled to enable Staggered Spin-up support. The
options are Enabled and Disabled.
RAID Mode
The following items are displayed when RAID Mode is selected:
Port 0~5 Hot Plug
Set this item to Enabled to enable hot-plugging for the particular port.
The options are Enabled and Disabled.

SCU Conguration
When this submenu is selected, the AMI BIOS automatically detects the presence
of the SAS SCU Devices and displays the following items:
Disable Storage Controller Unit (SCU)
Set this item to Enabled to activate the chipset's SCU devices. The options are
Enabled and Disabled.
OnChip SCU Option PROM
Set this item to Enabled to activate the onboard SAS option ROM. The options are
Enabled and Disabled.

PCIe/PCI/PnP Conguration
This feature allows the user to set the PCI/PnP congurations for the following items:
PCI ROM Priority
In case of multiple Option ROMs (Legacy and EFI-compatible), this feature speci-
es what ROM to launch. The options are Legacy ROM and EFI Compatible ROM.
PCI Latency Timer
This feature sets the latency Timer of each PCI device installed on a PCI bus. Se-
lect 64 to set the PCI latency to 64 PCI clock cycles. The options are 32 PCI Bus
Clocks, 64 PCI Bus Clocks, 96 PCI Bus Clocks, 128 PCI Bus Clocks, 160 PCI
Bus Clocks, 192 PCI Bus Clocks, 224 PCI Bus Clocks and 248 PCI Bus Clocks.