Intel DG965RY manual Onboard Audio Subsystem, Input/Output I/O Controller

Desktop Board Features

Onboard Audio Subsystem

Desktop Board DG965RY has a flexible 6-channel (5.1) onboard audio subsystem that includes a SigmaTel STAC9227 audio codec and an HD Audio Link header.

The audio subsystem features:

•Intel High Definition Audio interface

•Advanced jack sense, for the back panel connectors, that enables the audio codec to recognize the device that is connected to an audio port and retask the connector via the audio driver.

•S/N (signal-to-noise) ratio: 90 dB

•Microphone input supporting:

―Stereo microphone

―Microphone boost

The subsystem includes the following connectors:

•Front panel audio connector, including functionality for:

―Line out

―Microphone in

•Back panel audio connectors that are configurable through the drivers of the audio devices:

―Line in/retasking jack

―Line out/retasking jack

―Mic in/retasking jack

Related Links:

Go to the following link or pages for more information about:

•Audio drivers and utilities http://support.intel.com/support/motherboards/desktop/

•Installing the front panel audio solution, page 43

•The location of audio connectors, Figure 23 on page 46

Input/Output (I/O) Controller

The super I/O controller features the following:

•Low pin count (LPC) interface

•One serial port header

•One parallel port with Extended Capabilities Port (ECP) and Enhanced Parallel Port (EPP) support

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

•PS/2-style mouse and keyboard interfaces

•Interface for one 1.2 MB or 1.44 MB diskette drive

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

•PCI power management support

15