Chapter 1
Front Panel Audio Connector: JAUB2
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 Definition
PIN SIGNAL
DESCRIPTION
1 AUD_MIC Front panel microphone input signal
2 AUD_GND
Ground used by analog audio circuits
3 AUD_MICJ3IAS Microphone power
4
AUD_VCC Filtered +5V used by analog audio circuits
5
AUD_FPOUT_R Right channel audio signal to front panei
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
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.
2-18
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