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C2G41 User’s Manual
Active State Power Management
Select Enabled to enable Active-State Power Management for signal transactions
between L0 and L1 Links on the PCI Express Bus in order to maximize power-
saving and transaction speeds. The options are Enabled and Disabled.
USB Functions
This feature allows the user to decide the number of onboard USB ports to be
enabled. The options are: Disabled, 2 USB ports, 4 USB ports, 6 USB ports, and
8 USB ports.
USB2.0 Controller
Select Enabled to activate the onboard USB2.0 controller. The options are En-
abled and Disabled. Note: This function is not available if USB Functions above
is set to more than 8 USB ports.
USBConguration
This feature allows the user to congure 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.
USB 2.0 Controller Mode
This setting allows you to select the USB 2.0 Controller mode. The options are Full
Speed (12 Mbps).and HiSpeed (480 Mbps).
BIOS EHCI Hand-Off
Select Enabled to enable BIOS Enhanced Host Controller Interface support to
provide a workaround solution for an operating system that does not have EHCI
Hand-Off support. When enabled, the EHCI Interface will be changed from the BIOS-
controlled to the OS-controlled. The options are Disabled and Enabled.
USB Beep Message
Select Enabled to activate a beep alarm when an error occurs on a USB device at
bootup. The options are Disabled and Enabled.
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