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7 usb configuration, Usb configuration -31, Legacy usb support [enabled – Asus Z9PE-D8 WS User Manual

Page 99: Usb3.0 support [enabled, Xhci hand-off [enabled, Ehci hand-off [disabled, Device reset time-out [20 sec

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ASUS Z9PE-D8 WS

4-31

4.5.7

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:

2 Hubs

Legacy USB Support

[Enabled]

USB3.0 Support

[Enabled]

XHCI Hand-off

[Enabled]

EHCI Hand-off

[Disabled]

USB Hardware Delays and Time-outs

USB transfer time-out

[20 sec]

Device reset time-out

[20 sec]

Device power-up delay

[Auto]

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]

USB3.0 Support [Enabled]

This item enables or disables USB3.0 (XHCI) Controller support.

Configuration options: [Disabled] [Enabled]

XHCI Hand-off [Enabled]

This is a workaround for OSes without XHCI ownership change should be claimed

by XHCI driver.

Configuration options: [Disabled] [Enabled]

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.

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Version 2.14.1219. Copyright (C) 2011 American Megatrends, Inc.