Technical product specification

Product Description

1.7 Legacy I/O Controller

The I/O controller provides the following features:

• One serial port

• Serial IRQ interface compatible with serialized IRQ support for PCI systems

• Intelligent power management, including a programmable wake-up event interface

• PCI bus power management support

The BIOS Setup program provides configuration options for the I/O controller.

1.8 Audio Subsystem

The board supports Intel HD Audio via the Realtek ALC892 audio codec. The audio

subsystem supports the following features:

• Analog stereo line-out

• In-chassis stereo speakers support (3 W/4 Ω via internal header)

• Analog line-in (back panel jack)

• Signal-to-noise ratios (SNR) of 97 dB for the DACs and 90 dB for the ADCs

• Support for 44.1 kHz/48 kHz/96 kHz/192 kHz sample rates on all analog inputs

and outputs

• DMIC interface (internal header), with support for mono and stereo digital

microphones

• Front panel HD Audio/AC’97 headphones/microphone support (internal header)

• Advanced jack sense for the back panel line-out jack that enables the audio codec

to recognize the connected device

• Microphone input jack that supports a single dynamic, condenser, or electret

microphone

• Windows 7 Ultimate certification

Table 7 lists the supported functions of the front panel and back panel audio jacks.

Table 7. Audio Jack Support

Audio Jack Headphones Microphone Line Out Line In

Front panel – Green Default

Front panel – Pink Default

Back panel – Green

(ctrl panel)

(jack-detect)

Back panel – Pink (jack-detect) (ctrl panel)

Internal Stereo Speaker Default

1.8.1 Audio Subsystem Software

The latest audio software and drivers are available from Intel’s World Wide Web site.

For information about Refer to

Obtaining audio software and drivers

Section 1.2, page 19