Asus Z9NH-D12 FDR Z9NH-D12 Series User Manual - Page 93

USB Configuration, Configuration options: [Enabled] [Disabled] [Auto]

Page 93 highlights

4.4.7 USB Configuration Aptio Setup Utility - Copyright (C) 2011 American Megatrends, Inc. Advanced USB Configuration USB Devices: 1 Keyboards, 1 Mouse, 2 Hubs Legacy USB Support EHCI Hand-off [Enabled] [Disabled] 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 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 Version 2.14.1219. Copyright (C) 2011 American Megatrends, Inc. Legacy USB Support [Enabled] This item enables or disables Legacy USB device support. Configuration options: [Enabled] [Disabled] [Auto] EHCI Hand-off [Disabled] This is a workaround for OSes 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] This item sets 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] ASUS Z9NH-D12 Series 4-27

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ASUS Z9NH-D12 Series
4-27
4.4.7
US± 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:
1 Keyboards, 1 Mouse, 2 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]
This item enables or disables Legacy USB device support.
Configuration options: [Enabled] [Disabled] [Auto]
EHCI Hand-off [Disabled]
This is a workaround for OSes 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]
This item sets 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 2.14.1219. Copyright (C) 2011 American Megatrends, Inc.