Intel D955XBK, Product Manual

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Intel Desktop Board D955XBK Product Guide
14
Related Links
Go to the following links or pages for more information about:
•
The latest list of tested memory, http://support.intel.com/support/motherboards/desktop/
•
SDRAM specifications, http://www.intel.com/technology/memory/
•
Installing memory, page 32 in Chapter 2
Intel
®
955X Express Chipset
The Intel 955X Express Chipset consists of the following devices:
•
Intel 82955X Memory Controller Hub (MCH) with Direct Media Interface
•
Intel 82801GR I/O Controller Hub (ICH7R)
Related Link
Go to the following link for more information about the Intel 955X Express Chipset:
http://developer.intel.com/design/nav/pcserver.htm
Audio Subsystem
The desktop board D955XBK includes a flexible 8-channel audio subsystem based on an 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