Lex Computech CI770C User Manual page 67

4-7-5 USB Confi guration
Main Advanced
USB Confi guration
USB Devices:
1 Keyboard, 2 Mice, 2 Hubs
Legacy USB Support
USB3.0 Support
XHCI Hand-off
EHCI Hand-off
Legacy USB Support
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.
USB3.0 Support
Use this item to turn on/off USB3.0 Controller support.
The optional settings are: Enabled, Disabled.
XHCI Hand-off
This is a workaround for OSes without XHCI handoff support.
The XHCI ownership change should be claimed by XHCI driver.
The optional settings are: Enabled, Disabled..
EHCI Hand-off
This is a workaround for OSes without EHCI handoff support.
The EHCI ownership change should be claimed by EHCI driver.
The optional settings are: Enabled, Disabled.
Chipset
Boot
Version 2.14.1219. Copyright (C) 2011 American Megatrends, Inc.
Save & Exit
Security
[Enabled]
[Enabled]
[Enabled]
[Disabled]
61
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