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Serial Port2 Select
Select SOL for Serial Port 2 to be used for SOL (Serial-Over-LAN). Select COM to
use Serial Port 2 for onboard COM2 connection. The options are SOL and COM.
USB Confi guration
This feature allows the user to confi gure USB settings for the motherboard.
Legacy USB Support
Select Enabled to use Legacy USB devices. If this item is set to Auto, Legacy USB
support will be automatically enabled if a legacy USB device is installed on the
motherboard, and vise versa. The settings are Disabled, Enabled and Auto.
Port60h/64h Emulation
Select Enabled to enable 60h/64h emulation so that a USB keyboard can be sup-
ported by an operating system that is not compatible with USB devices. The options
are Enabled and Disabled.
USB 2.0 Controller Mode
This setting allows you to select USB 2.0 Controller mode. The options are Hi-Speed
(480 Mbps) and Full Speed (12 Mbps).
BIOS EHCI Hand-Off
Select Enabled to support BIOS Enhanced Host Controller Interface to provide a
workaround solution for an operating system that does not support EHCI Hand-Off
technology. When this item is enabled, the EHCI Interface will be changed from the
BIOS-controlled to the OS-controlled. The options are Disabled and Enabled.
Legacy USB1.1 HC Support
Select Enabled to enable Legacy USB 1.1 HC support. The settings are Disabled
and Enabled.
Hot-Plug USB FDD Support
When this item is set to Enabled, a dummy Floppy Device Drive will be created as
a Hot-Plug Floppy device in the system. When this item is set to Auto, a dummy
fl oppy device will not be created if no USB FDD device is detected. The options
are Disabled, Enabled, and Auto.
ACPI Confi guration
Use this feature to confi gure Advanced Confi guration and Power Interface (ACPI)
power management settings for your system.
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Chapter 7: BIOS
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