Connecting Optional Devices
Refer to the following for information on connecting the
motherboard’s optional devices:
AUDIO1: Front Panel Audio header
This header allows the user to install auxiliary front-oriented
microphone and line-out ports for easier access.
Pin Signal
Pin
Signal
1 AUD_MIC
2 AUD_GND
3 AUD_MIC_BIAS
4 AUD_VCC
5 AUD_FPOUT_R
6 AUD_RET_R
7 NC
8 KEY
9 AUD_FPOUT_L
10
AUD_RET_L
USB3: Front panel USB connectors
The motherboard has four USB ports installed on the rear edge I/O
port array. Additionally, some computer cases have USB ports at
the front of the case. If you have this kind of case, use auxiliary
USB connectors USB3 to connect the front-mounted ports to the
motherboard.
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