User`s manual

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X9DRH-7F/-iF/-7TF/-iTF Motherboard User’s Manual
RAID Mode
The following items are displayed when RAID Mode is selected:
Port 0~5 Hot Plug
Select Enabled to enable hot-plug support for a port specied by the user.
The options are Enabled and Disabled.

SCUConguration
Storage Controller Unit
Select Enabled to enable support for PCH SCU devices. The options are Disabled
and Enabled.
OnChip SAS Oprom
Select Enabled to support the onboard SAS Option ROM to boot up the system via
a storage device if a SAS device is installed. The options are Disabled and Enabled.
SCU Port 0~3
The SCU devices detected by the BIOS will be displayed.
Note: iF models only support SATA drives.

PCIe/PCI/PnPConguration
This submenu allows the user to congure the following PCIe/PCI/PnP settings.
PCI ROM Priority
Use this feature to select the Option ROM to boot up the system when there are
multiple Option ROMs available in the system. The options are Legacy ROM and
EFI Compatible ROM.
PCI Latency Timer
Use this feature to set the latency timer of each PCI device installed on a PCI bus.
Select 64 to set the PCI latency to 64 PCI clock cycles. The options are 32, 64,
96, 128, 160, 192, 224, and 248.
Above 4G Decoding (Available if the system supports 64-bit PCI decoding)
Select Enabled to decode a PCI device that supports 64-bit in the space above 4G
Address. The options are Enabled and Disabled.