4-18
Chapter 4: BIOS setup
4.4.5
USB Configuration
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.
[Disabled]
The USB devices can be used only for the BIOS setup program.
EHCI Hand-off [Disabled]
[Enabled]
Enables the support for operating systems without an EHCI hand-off
feature.
[Disabled]
Disables the function.
4.4.6
Onboard Devices Configuration
HD Audio Controller [Enabled]
[Enabled]
Enables the High Definition Audio Controller.
[Disabled]
Disables the controller.
The following item appears only when you set the
HD Audio Controller
item to [Enabled].
Front Panel Type [HD]
Allows you to set the front panel audio connector (AAFP) mode to legacy AC’97 or high-
definition audio depending on the audio standard that the front panel audio module supports.
[HD]
Sets the front panel audio connector (AAFP) mode to high definition audio.
[AC97]
Sets the front panel audio connector (AAFP) mode to legacy AC’97.
Realtek LAN Controller [Enabled]
[Enabled]
Enables the Realtek LAN controller.
[Disabled]
Disables the controller.
Realtek PXE OPROM [Disabled]
This item appears only when you set the previous item to [Enabled] and allows you to enable
or disable the PXE OptionRom of the Realtek LAN controller.
Configuration options: [Enabled] [Disabled]
Serial Port Configuration
The subitems in this menu allow you to set the serial port configuration.
Serial Port [Enabled]
Allows you to enable or disable the serial port (COM).
Configuration options: [Enabled] [Disabled]
E6787 V6-P8H61ELX Manual.indb 18
7/28/11 10:44:20 AM