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Desktop Board Features
15
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