EFA P5V580 VP3, Manual, Page: 25 / 55

Chapter 2
2 -1
Chapter 2
Connector Configuration
This section lists all connector pin assignment and port description on the
mainboard. The situations of the connectors and ports are illustrated in the
following figures. Before inserting these connectors, please pay attention to
the directions.
2.1 Power Connector (CN6)
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
2.2 Modem Ring on Connector (J1)
PIN NUMBER FUNCTION
1 5VSB
2 INST-ON
3 GND
2.3 ATX Power Connector (CN5)
2.4 Power Switch (POWER)
If standby Power supply or ATX Power supply is used, the Power Switch
supports the function as figure in next page.
1. If you want to power up your system, you should turn on the mechanical
switch of Standby Power supply first, then push once the button connected to
Power Switch connector.
CN6
J1
CPU
CN5
CN1