Chapter 2
2-18
Front Panel Audio Connector: JAUD1
You can connect an optional audio connector to the JAUD1 front panel
audio connector. The JAUD1 is compliant to Intel
®
Front Panel I/O Connectiv-
ity Design Guide.
JAUD1
1
2
10
9
CAUTION!!!
If you dont 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.
5
6
10
9
PIN SIGNAL DESCRIPTION
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
Pin Definition
