Manual

4-26 Chapter 4: BIOS setup
The following item appears only when you set
USB Function
to [Enabled].
Legacy USB Support [Enabled]
Allows you to enable or disable support for legacy USB devices. Setting to [Auto]
allows the system to detect the presence of USB devices at startup. If detected, the
USB controller legacy mode is enabled. If no USB device is detected, the legacy
USB support is disabled. Conguration options: [Disabled] [Enabled] [Auto]
The following item appears only when you set
USB Function
to [Enabled].
USB 2.0 Controller Mode [HiSpeed]
Allows you to set the USB 2.0 controller to HiSpeed (480Mbps) or FullSpeed
(12Mbps). Conguration options: [FullSpeed] [HiSpeed]
BIOS EHCI Hand-Off [Enabled]
Enables or disables the BIOS EHCI hand-off support.
Conguration options: [Disabled] [Enabled]
4.4.4 USB Conguration
v02.61 (C)Copyright 1985-2008, American Megatrends, Inc.
BIOS SETUP UTILITY
Advanced
USB Conguration
Module Version - 2.24.3-13.4
USB Devices Enabled :
None
Legacy USB Support [Enabled]
USB 2.0 Controller Mode [HiSpeed]
BIOS EHCI Hand-Off [Enabled]
←→ Select Screen
↑↓ Select Item
+- Change Option
F1 General Help
F10 Save and Exit
ESC Exit
Enables support for
legacy USB. AUTO
option disables
legacy support if
no USB devices are
connected.