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5 usb configuration – Asus RS120-E4/PA4 User Manual

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5-26

Chapter 5: BIOS setup

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v02.58 (C)Copyright 1985-2004, American Megatrends, Inc.

BIOS SETUP UTILITY

Advanced

Enables support for

legacy USB. AUTO

option disables

legacy support if

no USB devices are

connected.

USB Configuration

USB Devices Enable:

1 Keyboard

Legacy USB Support

[Auto]

USB 2.0 Controller Mode [HiSpeed]

BIOS EHCI Hand-Off

[Enabled]

5.4.5

USB Configuration

The items in this menu allows you to configure the USB settings. Select an item,

then press to display the configuration options.

USB Devices Enable

This item auto-detects and displays the USB devices connected to the

system. This is not user-configurable.

Legacy USB Support [Auto]

Allows you to enable or disable support for USB devices on legacy operating

system (OS). Setting this item to [Enabled] 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. Configuration options: [Disabled] [Enabled] [Auto]

USB 2.0 Controller Mode [HiSpeed]

Allows you to configure the USB 2.0 controller to HiSpeed (480 Mbps) or

FullSpeed (12 Mbps). Configuration options: [FullSpeed] [HiSpeed]

BIOS EHCI Hand-Off [Enabled]

Allows you to enable or disable the BIOS EHCI Hand-Off function.

Configuration options: [Disabled] [Enabled]