User Guide

Installing the Motherboar 2-5
PN1 (Pin 8-9): Power Switch Header
Pin number Name or significance of signal
8 Ground
9 Power On/Off switch
PN1 (Pin 10-11): Hardware Suspend Switch (SMI Switch)
Header
Attach the cable from the case’s suspend switch (if there is one) to this switch.
Use this switch to enable/disable the power management function by hardware.
Pin number Name or significance of signal
10 +3V Standby
11 Suspend signal
Note:
If you enable the ACPI function in the BIOS setup, this function will not
work.
PN2(Pin 1-2): Hardware Reset Header
Attach the cable from the case’s Reset switch to this connector. Press and
hold the reset button for at least one second to reset the system.
Pin number Name or significance of signal
1 Ground
2 Reset input
PN2(Pin 4-5-6-7): Speaker Header
Attach the system speaker to connector PN2.
Pin number Name or significance of signal
4 + 5VDC
5 Ground
6 Ground
7 Speaker data