Asus Rampage IV Extreme - Manual (Page 114)

3-28 Chapter 3: BIOS setup
Chapter 3
3.5.5 Onboard Devices Configuraton
Azalia HD Audio [Enabled]
[Disabled] Disables the controller.
[Enabled] Enables the High Definition Audio Controller.
The following two items appear only when you set the Azalia HD Audio item to [Enabled].
Front Panel Type [HD]
Allows you to set the front panel audio connector (AAFP) mode to legacy AC97 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 AC97
SPDIF Out Type [SPDIF]
[SPDIF] Sets to [SPDIF] for SPDIF audio output.
[HDMI] Sets to [HDMI] for HDMI audio output.
Bluetooth Controller [Enabled]
[Disabled] Disables the controller.
[Enabled] Enables the Intel Bluetooth controller.
Intel LAN Controller [Enabled]
[Disabled] Disables the controller.
[Enabled] Enables the Intel LAN controller.