Intel D955XCS Product Guide - Page 15

Audio Subsystem - drivers

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Desktop Board Features Audio Subsystem The desktop board includes a flexible 8-channel audio subsystem based on the Intel High Definition Audio codec: The audio subsystem features: • Impedance sensing capability for jack re-tasking • S/N (signal-to-noise) ratio: > 90 dB • Power management support for ACPI 2.0 (driver dependent) • Intel 82801GR I/O Controller Hub (ICH7R) • SigmaTel audio codec • Microphone input that supports: ⎯ Microphone array ⎯ Acoustic Echo (AEC) ⎯ Beam Forming (BF) ⎯ Noise Suppression (NX) technology The subsystem includes the following connectors: • Front panel audio connector, including pins for: ⎯ Line out ⎯ Mic • Back panel audio connectors that are configurable through the drivers of the audio devices: ⎯ Line in ⎯ Three line out ⎯ Mic in or center LFE out ⎯ Two digital line out: • One coaxial line out • One optical (Toslink) line out 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 45 in Chapter 2 15

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Desktop Board Features
15
Audio Subsystem
The desktop board includes a flexible 8-channel audio subsystem based on the Intel High Definition
Audio codec:
The audio subsystem features:
•
Impedance sensing capability for jack re-tasking
•
S/N (signal-to-noise) ratio: > 90 dB
•
Power management support for ACPI 2.0 (driver dependent)
•
Intel 82801GR I/O Controller Hub (ICH7R)
•
SigmaTel audio codec
•
Microphone input that supports:
⎯
Microphone array
⎯
Acoustic Echo (AEC)
⎯
Beam Forming (BF)
⎯
Noise Suppression (NX) technology
The subsystem includes the following connectors:
•
Front panel audio connector, including pins for:
⎯
Line out
⎯
Mic
•
Back panel audio connectors that are configurable through the drivers of the audio devices:
⎯
Line in
⎯
Three line out
⎯
Mic in or center LFE out
⎯
Two digital line out:
•
One coaxial line out
•
One optical (Toslink) line out
Related Links
Go to the following link or pages for more information about:
•
Audio drivers and utilities
•
Installing the front panel audio solution, page 45 in Chapter 2