Acoustic Management Configuration; Legacy Usb Support - American Megatrends MB970 User Manual

BIOS SETUP

Acoustic Management Configuration

Advanced
Main
Acoustic Management Configuration
Acoustic Management
USB Configuration
Advanced
Main
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
Aptio Setup Utility
Chipset Boot
Disabled
Aptio Setup Utility
Chipset Boot
Enabled
Enabled
Enabled
Enabled
Enabled
20 sec
20 sec
Auto
MB970 User's Manual
Security Save & Exit
→ ←
Select Screen
↑↓ Select Item
Enter: Select
+- Change Field
F1: General Help
F2: Previous Values
F3: Optimized Default
F4: Save
Security Save & Exit
→ ←
Select Screen
↑↓ Select Item
Enter: Select
+- Change Field
F1: General Help
F2: Previous Values
F3: Optimized Default
F4: Save
ESC: Exit
ESC: Exit