QDI P6I440LX/L6, Manual

Page: 27 / 58

Chapter 2
2 - 1
Chapter 2
Connector Configuration
This section lists all connector pins assignment and port descriptions
on the motherboard. The particular state of the connectors and ports
are illustrated in the following figures. Before inserting these
connectors, please pay attention to the directions.
AT Power Connector ( J24 )
PIN NUMBER FUNCTION
1 POWER GOOD
2 +5V
3 +12V
4 -12V
5 GND
6 GND
7 GND
8 GND
9 -5V
10 +5V
11 +5V
12 +5V
ATX Power Connector(J20) & Power Switch (Power)
The power switch should be connected to a momentary switch only when ATX Power
Supply is used.
1. When powering up your system, turn on the mechanical switch of the ATX power
supply first, then push once the button of the momentary switch.
2. If you want to power off your system, you need not turn off the mechanical switch of
the ATX power supply,
push once* again the button of the momentary
switch(POWER). The location of connector is as shown in the figure below:
POWER
AT POWER CONNECTOR
ATX POWER CONNECTOR