Chapter 2
Front Panel Audio Connector: JAUD1
The front panel audio connector, JAUD1, allows you to connect to the front panel audio and is compliant with Intel® Front Panel I/O Connectivity Design Guide.
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JAUD1
Pin Definition
PIN | SIGNAL | DESCRIPTION |
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1 | AUD_MIC | Front panel microphone input signal |
2 | AUD_GND | Ground used by analog audio circuits |
3 | AUD_MIC_BIAS | Microphone power |
4 | AUD_VCC | Filtered +5V used by analog audio circuits |
5 | AUD_FPOUT_R | Right channel audio signal to front panel |
6 | AUD_RET_R | Right channel audio signal return from front panel |
7 | HP_ON | Reserved for future use to control headphone amplifier |
8 | KEY | No pin |
9 | AUD_FPOUT_L | Left channel audio signal to front panel |
10 | AUD_RET_L | Left channel audio signal return from front panel |
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CAUTION!!!
If you don’t want to connect to the front audio header, pins 5 and 6, 9 and 10 have to be shorted by jumper caps in order to have signal output directed to the rear audio ports.
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