User Manual
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X9DAi Motherboard User's Manual
IDE Mode
The following items are displayed when IDE Mode is selected:
Serial-ATA (SATA) Controller 0~1
Use this feature to activate or deactivate the SATA controller, and set
the compatibility mode. The options are Enhanced and Compatible. The
default for SATA controller 0 is Compatible. The default for SATA control-
ler 1 is Enhanced.
AHCI Mode
The following items are displayed when the AHCI Mode is selected.
Aggressive Link Power Management
When Enabled, the SATA AHCI controller manages the power usage of
the SATA link. The controller will put the link in a low power mode dur-
ing extended periods of I/O inactivity, and will return the link to an active
state when I/O activity resumes. The options are Enabled and Disabled.
Port 0~5 Hot Plug
Select Enabled to enable hot-plug support for a particular port, which will
allow the user to change a hardware component or device without shutting
down the system. The options are Enabled and Disabled.
Staggered Spin Up
Select Enabled to enable Staggered Spin-up support to prevent
excessive power consumption caused by multiple HDDs spinning-up
simultaneously. The options are Enabled and Disabled.
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 the particular port. The
options are Enabled and Disabled.
SAS Conguration
SCU Devices
Select Enabled to enable support for PCH SCU (System Conguration Utility) de-
vices. The options are Disabled and Enabled.