12
Motherboard User’s Guide
Connecting Optional Devices
Refer to the following for information on connecting the motherboard’s optional
devices:
SPK: Speaker Header
Connect the cable from the PC speaker to the SPK header on the motherboard.
F_AUDIO: Front Panel Audio Header
This header allows the user to install auxiliary front-oriented microphone and line-
out ports for easier access.
Pin
Signal
1
+5V
2
NC
3
GND
4
SPKR
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
