Acoustic Management Configuration; Legacy Usb Support - Intel MB970 User Manual

BIOS SETUP

Acoustic Management Configuration

Advanced
Main Chipset
Acoustic Management Configuration
Acoustic Management
USB Configuration
Advanced
Main Chipset
USB Configuration
USB Devices:
2 Hubs

Legacy USB Support

USB3.0 Support
XHCI Hand-off
EHCI Hand-off
Port 60/64 Emulation
USB hardware delays and time-outs:
USB Transfer time-out
Device reset tine-out
Device power-up delay
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
Enable/Disable USB3.0 (XHCI) Controller support.
XHCI Hand-off
This is a workaround for OSes without XHCI hand-off support. The
XHCI ownership change should be claimed by XHCI driver.
32 MB970 User's Manual
Aptio Setup Utility
Boot Security Save & Exit
Disabled
→ ←
Select Screen
↑↓ Select Item
Enter: Select
+- Change Field
F1: General Help
F2: Previous Values
F3: Optimized Default
F4: Save
Aptio Setup Utility
Boot Security Save & Exit
Enabled
Enabled
Enabled
→ ←
Select Screen
Enabled
↑↓ Select Item
Enabled
Enter: Select
+- Change Field
F1: General Help
20 sec
F2: Previous Values
20 sec
F3: Optimized Default
Auto
F4: Save
ESC: Exit
ESC: Exit