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4 usb configuration, Usb support [enabled, Legacy usb support [auto – Asus P7P55 WS SUPERCOMPUTER User Manual

Page 91: Bios ehci hand-off [enabled

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ASUS P7P55 WS Supercomputer

3-27

The USB Devices Enabled item shows the auto-detected values. If no USB

device is detected, the item shows None.

USB Support [Enabled]

[Enabled]

Enables the USB Host Controllers.

[Disabled]

Disables the controllers.

The following items appear only when you set USB Functions to [Enabled].

Legacy USB Support [Auto]

[Auto]

Allows the system to detect the presence of USB devices at

startup. If detected, the USB controller legacy mode is enabled. If

no USB device is detected, the legacy USB support is disabled.

[Enabled]

Enables the support for USB devices on legacy operating systems

(OS).

[Disabled]

Disables the function.

BIOS EHCI Hand-off [Enabled]

[Enabled]

Enables the support for operating systems without an EHCI

hand-off feature.

[Disabled]

Disables the function.

�.5.4

USB Configuration

The items in this menu allows you to change the USB-related features. Select an

item then press to display the configuration options.

BIOS SETUP UTILITY

Advanced

USB Configuration

Module Version - 2.24.3-13.4

USB Devices Enabled:

2 Hubs, 1 Drive

USB Support

[Enabled]

Legacy USB Support

[Auto]

BIOS EHCI Hand-off

[Enabled]

Enable support for

all USB ports.