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Chapter 2
Front Panel Audio Connector: JAUD2
The JAUD2 front panel audio connector allows you to connect to the
front panel audio and is compliant with Intel Front Panel I/O Connectivity
Design Guide.
PIN
1
2
3
4
5
6
7
8
9
10
Note:
If you don't want to connect to the front audio
header, pins 5 & 6, 9 & 10 have to be jumpered
in order to have signal output directed to the
rear audio ports. Otherwise, the Line-Out con-
nector on the back panel will not function.
Pin Definition
SIGNAL
DESCRIPTION
AUD_MIC
Front panel microphone input signal
AUD_GND
Ground used by analog audio circuits
AUD_MIC_BIAS
Microphone power
AUD_VCC
Filtered +5V used by analog audio circuits
AUD_FPOUT_R
Right channel audio signal to front panel
AUD_RET_R
Right channel audio signal return from front panel
HP_ON
Reserved for future use to control headphone amplifier
KEY
No pin
AUD_FPOUT_L
Left channel audio signal to front panel
AUD_RET_L
Left channel audio signal return from front panel
JAUD2
2-18
2
10
1
9
10
6
5
9
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