User`s guide

A-9
BIOS Utilities
Using the SATA Configuration Utility
The SATA Configuration utility enables you to modify the SATA
Channel Interface options and SATA Device Configuration options.
To access the SATA Configuration utility:
1 Turn on your computer and press Ctrl+A when prompted to
access the ARC utility.
2 If multiple controllers are installed, select the controller you
want to configure and press Enter.
3 From the ARC menu, select SATASelect.
The Controller Configuration and SATA Configuration menu
options are displayed.
4 Choose SATA Configuration.
5 The Select SATA Channel menu is displayed. Select the
appropriate channel from this menu.
You can modify the following SATA Device Configuration
options:
■ Write Cache—Enables or disables write cache on the drive.
Write cache enabled provides maximum performance.
■ DMA—Enables or disables the use of Direct Memory Access
(DMA) mode for the drive. Enabled provides maximum
performance.
■ SMART—Enables or disables the predictive failure feature
of the disk drive. When enabled the SMART status of the
drive (Healthy or Failed) will be displayed along with the
physical drive display during POST. If the drive does not
support SMART the SMART status is not displayed.
■ Allow Read Ahead—Enables or disables the read ahead
cache algorithm on the drive. Enabled provides maximum
performance under most circumstances.
Default setting for all options is Enabled.