User Guide

2-4 Chapter 2
PN1 - SMI (Hardware Suspend) switch
There is no specific orientation. Connect the two-thread hardware suspend plug
to the PN1 connector pins on the mainboard. Since most cases do not support this
feature, most of you ignore this instruction. Furthermore, this feature is not
necessary as it is already a part of the mainboard.
Pin number Name or significance of the signal
13 +3VDC
14 Suspend
PN1 - HDD LED connector
This connector has a specific orientation. Connect the two-thread IDE LED
connector cable attached to the case to the IDE LED connector on the mainboard.
Pin number Name or significance of signal
8
LED’s Cathode
7
LED’s Anode
PN2 - Speaker connector
There is no specific orientation. Connect the four-thread speaker cable to the PN2
connector pins on the mainboard.
Pin number Name or significance of signal
4 +5VDC
5 Ground
6 Ground
7 Sound Signal
PN2 - SP-LED (Sleep LED) connector
This connector has a specific orientation. Connect the two-thread Sleep LED
connector cable attached to the case to the SP-LED connector on the mainboard.
Pin number Name or significance of signal
10
LED’s Cathode
9
LED’s Anode