ASUS P8B-M Manual De Usuario

4-20

Chapter 4: BIOS setup

4.5.9

USB Configuration

Advanced

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.

USB Configuration
USB Devices

1 Mouse, 2 Hubs

Legacy USB Support

[Enabled]

EHCI Hand-off

[Disabled]

USB hardware delays and time-out:

USB transfer time-out

[20 sec]

Device reset time-out

[20 sec]

Device power-up delay

[Auto]

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

detected, the item shows None.

Legacy USB Support [Enabled]

Allows you to enable or disable support for legacy USB devices. Setting to [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. Configuration options: [Disabled] [Enabled] [Auto]

4.5.8

Intel TXT(LT) Configuration

Advanced

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.

Intel Trusted Execution Technology Configuration

Intel TXT support only can be enabled/disabled if SMX

is enabled. VT and VT-d support must also be enabled

prior to TXT.

Secure Mode Extensions (SMX)

Enabled

Intel TXT(LT) Support

[Disabled]

Intel TXT(LT) Support [Disabled]

Allows you to enable or disable the Intel Trusted Execution Technology (TXT)

feature. Configuration options: [Disabled] [Enabled]

Install a Trusted Platform Module (TPM) on the motherboard to enable the Intel

TXT(LT) Hardware Support.

S.M.A.R.T. Status Check [Enabled]

S.M.A.R.T. (Self-Monitoring, Analysis and Reporting Technology) is a monitor

system. When hard disk read/write errors occur, this feature allows the hard disk to

report warning messages during the POST.

Configuration options: [Enabled] [Disabled]