Asus P8Z68 DELUXE/GEN3 User Manual download pdf (Page 88)

3-20 Chapter 3: BIOS setup

Chapter 3

3.5.5 USB Conguration

The items in this menu allow you to change the USB-related features.

The USB Devices item shows the auto-detected values. If no USB device is detected, the

item shows None.

Legacy USB Support [Enabled]

[Enabled] Enables the support for USB devices on legacy operating systems (OS).

[Disabled] The USB devices can be used only for the BIOS setup program.

[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.

Legacy USB3.0 Support [Enabled]

[Enabled] Enables the support for USB 3.0 devices on legacy operating systems

(OS).

[Disabled] Disables the function.

EHCI Hand-off [Disabled]

[Enabled] Enables the support for operating systems without an EHCI hand-off

feature.

[Disabled] Disables the function.

Main

Ai Tweaker

Advanced Monitor Boot Tool

Exit

Enables 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.

Back Advanced\ USB Conguration >

EFI BIOS Utility - Advanced Mode

USB Conguration

USB Devices:

1 Keyboard, 1 Mouse, 2 Hubs

Legacy USB Support Enabled

Legacy USB3.0 Support Enabled

EHCI Hand-off Disabled

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Asus P8Z68 DELUXE/GEN3 User Manual Page 88