Asus Z9PH-D16 User Manual Page 84

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4-26 Chapter 4: BIOS setup
4.4.8 USB Conguration
Legacy USB Support [Enabled]
Enables or disables Legacy USB device support. Auto option disables legacy
support if no USB devices are connected. DISABLE option will keep USB device
available only for EFI applications.
Conguration options: [Enabled] [Disabled] [Auto]
EHCI Hand-off [Disabled]
This is a workaround for 0ses without EHCI ownership change should be clained
by EHCI driver. Conguration 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.
Conguration options: [1 sec] [5 sec] [10 sec] [20 sec]
Device reset time-out [20 sec]
USB mass storage device start unit command time-out.
Conguration options: [10 sec] [20 sec] [30 sec] [40 sec]
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 Conguration
USB Devices:
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]
Mass Storage Devices
USB Ports Conguration
→←: Select Screen
↑↓: Select Item
Enter: Select Item
+/-: Change Opt.
F1: General Help
F2: Previous Values
F5: Optimized Defaults
F10: Save & Exit
ESC: Exit
Aptio Setup Utility - Copyright (C) 2011 American Megatrends, Inc.
Advanced
Version 2.14.1219. Copyright (C) 2011 American Megatrends, Inc.
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