17
Installing the Motherboard
Connecting Optional Devices
Refer to the following for information on connecting the motherboard’s optional
devices:
The front panel audio header allows the user to install auxiliary front-oriented
microphone and line-out ports for easier access. This header supports HD audio by
default. If you want connect an AC
’
97 front panel audio to HD onboard headers,
please set as below picture.
F_AUDIO: Front Panel Audio Header
For HD Front Audio
9
Left channel to front panel
10
Line-in sensor detect
2 Analog groud
4 HD Panel sensor detect
6 Microphone sensor detect
8 No pin
Pin
Description
1
Left channel microphone input signal
3
Right channel microphone input signal
5
Right channel to front panel
7
Analog ground
Pin
Description