Onboard Devices Configuration - Asus P8B75-M/CSM User Manual

Legacy USB3.0 Support [Enabled]
This item appears only on P8Q67-M DO/USB3/TPM.
[Enabled]
[Disabled]
Intel xHCI Mode [Enabled]
Allows you to select an operation mode for the Intel xHCI controller. Configuration options:
[Smart Auto] [Auto] [Enabled] [Disabled]
EHCI Hand-off [Disabled]
[Enabled]
[Disabled]
2.5.9

Onboard Devices Configuration

HD Audio Controller [Enabled]
[Enabled]
[Disabled]
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]
[AC97]
Realtek LAN Controller [Enabled]
[Enabled]
[Disabled]
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 sub-items in this menu allow you to set the serial port configuration.
This item functions only if there is a serial port (COM1) connector on the motherboard.
Serial Port [Enabled]
Allows you to enable or disable the serial port (COM).
Configuration options: [Enabled] [Disabled]
2-20
Enables the support for USB 3.0 devices on legacy operating systems
(OS).
Disables the function.
Enables the support for operating systems without an EHCI hand-off
feature.
Disables the function.
Enables the High Definition Audio Controller.
Disables the controller.
Sets the front panel audio connector (AAFP) mode to high definition audio.
Sets the front panel audio connector (AAFP) mode to legacy AC'97
Enables the Realtek LAN controller.
Disables the controller.
ASUS P8B75-M