Intel D975XBX2 Computer Hardware User Manual


 
Intel Desktop Board D975XBX2 Product Guide
16
Audio Subsystem
The desktop board D975XBX2 includes a flexible 8-channel audio subsystem based on
a SigmaTel STAC9247D audio codec:
The audio subsystem features:
Intel High Definition Audio interface
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 82801GH I/O Controller Hub (ICH7DH)
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/
Input/Output (I/O) Controller
The super I/O controller features the following:
One serial port
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, 1.44 MB, or 2.88 MB diskette drive
Intelligent power management, including a programmable wake up event interface
PCI power management support