Asus Z9PE-D16 Series, User Manual

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4-28 Chapter 4: BIOS setup
4.4.9 USB Configuration
Enabled 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.
USB Configuration
USB Devices:
3Drivers, 1Keyboard, 1 Mouse, 3 Hubs
Legacy USB Support [Enabled]
EHCI Hand-off [Disabled]
USB hardware delays and time-outs
USB transfer time-out [20 sec]
Device reset time-out [20 sec]
USB Ports Configuration
→←:
Select Screen
↑↓:
Select Item
Enter: Select Item
+/-: Change Opt.
F1: General Help
F2: Previous Values
F5: Optimized Defaults
F10: Save & Exit
ESC: Exit
Legacy USB Support [Enabled]
Allows you to enable or disable Legacy USB device support.
Configuration options: [Enabled] [Disabled] [Auto]
EHCI Hand-off [Disabled]
This is a workaround for 0ses without EHCI. Ownership change should be claimed
by EHCI driver.
Configuration options: [Disabled] [Enabled]
USB hardware delays and time-outs
USB transfer time-out [20 sec]
The time-out value for control, bulk, and interrupt transfer.
Configuration options: [1 sec] [5 sec] [10 sec] [20 sec]
Device reset time-out [20 sec]
USB mass storage device start unit command time-out.
Configuration options: [10 sec] [20 sec] [30 sec] [40 sec]
Aptio Setup Utility - Copyright (C) 2011 American Megatrends, Inc.
Advanced
Version 2.15.1219. Copyright (C) 2011 American Megatrends, Inc.