User`s guide

12
Motherboard User’s Guide
Connecting Optional Devices
Refer to the following for information on connecting the motherboard’s optional
devices:
Pin Signal Pin Signal
1 HD_LED_P(+) 2 FP PWR/SLP(+)
3 HD_LED_N(-) 4 FP PWR/SLP(-)
5 RESET_SW_N( - ) 6 POWER_SW_P( +)
7 RESET_SW_ P( +) 8 POWER_SW_N( - )
9 RSVD_DNU 10 KEY
Pin Signal Pin Signal
1SPKR2 NC
3GND4+5V
Here is a list of the SW1 pin assignments.
SPK1: Speaker Header
Connect the cable from the PC speaker to the SPK1 header on the motherboard.
SPK1
1
USB2
1
USB3
1
1
IR1
AUDIO1
1