Audio subsystem – Intel D955XCS User Manual
Page 15
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 driv
• Installing the front panel audio solution, page 45 in Chapter 2