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Intel DN2800MT User Manual

Intel DN2800MT
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Intel Desktop Board DN2800MT Technical Product Specification
50
2.2.3.1 Signal Tables for the Connectors and Headers
Table 15. Front Panel Audio Header for Intel HD Audio
Pin Signal Name Description
1 PORT_1L Analog Port 1 – Left channel (Microphone)
2 GND Ground
3 PORT_1R Analog Port 1 – Right channel (Microphone)
4 PRESENCE# Active low signal that signals BIOS that an Intel HD Audio
dongle is connected to the analog header. PRESENCE#=0
when an Intel HD Audio dongle is connected
5 PORT_2R Analog Port 2 – Right channel (Headphone)
6 SENSE1_RETURN Jack detection return for front panel (JACK1)
7 SENSE_SEND Jack detection sense line from the Intel HD Audio CODEC
jack detection resistor network
8 KEY No pin
9 PORT_2L Analog Port 2 – Left channel (Headphone)
10 SENSE2_RETURN Jack detection return for front panel (JACK2)
Table 16. Front Panel Audio Header for AC’97 Audio
Pin Signal Name Description
1 MIC Front panel microphone input signal (biased when supporting
stereo microphone)
2 AUD_GND Ground used by analog audio circuits
3 MIC_BIAS Microphone power / additional MIC input for stereo
microphone support
4 PRESENCE# Active low signal that signals BIOS that an Intel HD Audio
dongle is connected to the analog header. PRESENCE#=0
when an Intel HD Audio dongle is connected
5 FP_OUT_R Right channel audio signal to front panel (headphone drive
capable)
6 AUD_GND Ground used by analog audio circuits
7 RESERVED Reserved
8 KEY No pin
9 FP_OUT_L Left channel audio signal to front panel (headphone drive
capable)
10 AUD_GND Ground used by analog audio circuits

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Intel DN2800MT Specifications

General IconGeneral
BrandIntel
ModelDN2800MT
CategoryMotherboard
LanguageEnglish

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