Intel Desktop Board DN2800MT Technical Product Specification
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1.10 Audio Subsystem
The board supports Intel HD Audio via the Realtek ALC888S audio codec and the HDMI
interface. The audio subsystem supports the following features:
• Analog line-out (back panel jack)
• Analog line-in (back panel jack)
• In-chassis stereo speakers support (3 W/3 Ω via internal header)
• Signal-to-noise ratios (SNR) of 97 dB for the DACs and 90 dB for the ADCs
• Support for 44.1 kHz/48 kHz/96 kHz/192 kHz sample rates on all analog outputs
• Support for 44.1 kHz/48 kHz/96 kHz sample rates on all analog inputs
• S/PDIF digital audio output (internal header)
• Support for 44.1 kHz/48 kHz/88.2 kHz/96 kHz/192 kHz sample rates at 16-bit,
20-bit or 24-bit resolution on SPDIF outputs
• DMIC interface (internal header), with support for mono and stereo digital
microphones
• Front panel HD Audio/AC’97 headphones/microphone support (internal header)
• Advanced jack sense for the back panel line-out jack that enables the audio codec
to recognize the connected device
• Microphone input jack that supports a single dynamic, condenser, or electret
microphone
• Windows 7 Ultimate certification
Table 6 lists the supported functions of the front panel and back panel audio jacks.
Table 7. Audio Jack Support
Audio Jack Microphone Headphones Line Out Line In
FP Green Jack Default
FP Pink Jack Default
Rear Green Jack Jack detect
Rear Pink Jack Default
Internal Stereo Speaker Default
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