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3
BIOS Setup
USB Confi guration
This section is used to confi gure USB.
USB Confi guration
USB Devices:
1 Keyboard, 1 Mouse, 2 Hubs
Legacy USB Support
EHCI Hand-off
Legacy USB Support
Enabled
Enables legacy USB.
Auto
Disables support for legacy when no USB devices are connected.
Disabled
Keeps USB devices available only for EFI applications.
EHCI Hand-off
This is a workaround for OSes that does not support EHCI hand-off. The
EHCI ownership change should be claimed by the EHCI driver.
78
Aptio Setup Utility - Copyright (C) 2011 American Megatrends, Inc.
Advanced
[Enabled]
[Disabled]
Version 2.11.1210. Copyright (C) 2011 American Megatrends, Inc.
Enables Legacy USB
support. AUTO option
disables legacy support if
no USB devices are
connected. DISABLE
option will keep USB
devices available only for
EFI applications.
Select Screen
Select Item
Enter: Select
+/ -:
Change Opt.
F1:
General Help
F2:
Previous Values
F3:
Optimized Defaults
F4:
Save & Exit
ESC: Exit
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