Microsoft mainboard 用户手册

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页码 42
 
17 
Refer to the following for information on connecting the mainboard’s optional 
devices: 
 
 
FP_AUD1O: Front panel MIC/Speaker Out header 
This header allows the user to install auxiliary front-oriented microphone and 
line-out ports for easier a ccess. 
Pin 
Signal Name 
Pin 
Signal Name 




AUD_MIC 
AUD_MIC_BIAS 
AUD_FPOUT_R 
HP_ON 
AUD_FPOUT_L 



10 
AUD_GND 
AUD_VCC 
GND 
KEY 
GND 
 
USB1: Extended USB header 
The mainboard has USB ports installed on the rear edge I/O port array. Some 
computer cases have a special module that mounts USB ports at the front of 
the case. If you have this kind of case, use auxiliary USB connectors USB1 to