Intel Desktop Board D845PEBT2 Technical Product Specification
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1.12 Audio Subsystem
The Desktop Board D845PEBT2 includes one of the following:
• 6-channel audio subsystem based on the Analog Devices AD1980 codec (described on
page 30)
• 2-channel audio subsystem based on the Analog Devices AD1981B codec (described on
page 31)
Both audio subsystems feature:
• Split digital/analog architecture for improved S/N (signal-to-noise) ratio: > 94 dB
• Power management support for ACPI 2.0 (driver dependent)
1.12.1 6-Channel Audio Subsystem (Optional)
The audio subsystem includes the following:
• Intel 82801DB I/O Controller Hub (ICH4)
• Analog Devices AD1980 audio codec
• Microphone input that supports either of the following:
A single dynamic, condenser, or electret microphone
Dual microphones for use with voice recognition software
The subsystem includes the following connectors. Powered speakers are required.
• Front panel analog audio connector that can be used as a connector for routing the following
signals to the front panel or used as a jumper block for routing the signals to the back panel
(see page 72 for more information). The connector/jumper block includes pins for:
Front left and right out
Mic in
• Back panel analog audio connectors:
Front left and right out
Center and Low Frequency Effects (LFE) out
Rear left and right out
Line in
Mic in
• Back panel digital S/PDIF (RCA) connector
• Back panel optical S/PDIF (Toslink) connector
• ATAPI-style CD-ROM connector
✏
NOTE
Powered speakers are required.
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