Connectors - Intel G31 User Manual

Connectors, Headers & Jumpers Setting

3-1 Connectors

(1) Power Connector (24-pin block) : ATXPWR
ATX Power
This is a new defined 24-pins
connector that usually comes with
ATX case. The ATX Power Supply
allows using
momentary switch that connect from
the front panel switch to 2-pins
Power On jumper pole on the
motherboard.
switch on the back of the ATX
power supply turned on, the full
power will not come into the system
board until the front panel switch is
momentarily pressed.
switch again will turn off the power to the system board.
** We recommend that you use an ATX 12V Specification 2.0-compliant power supply
unit (PSU) with a minimum of 350W power rating. This type has 24-pin and 4-pin
power plugs.
32-bit PCI Slots
Chapter 3
Supply connector:
soft power on
When the power
Press this
ROW1 ROW2
ROW1 ROW2
Pin 1
Pin 1
24-Pin
20-Pin
7
PE1 / PCI-E x16 Slot
PE2 / PCI-E x1 Slot
PIN ROW1
1 3.3V 3.3V
2 3.3V -12V
3 GND GND
4 5V Soft Power On
5 GND GND
6 5V GND
7 GND GND
8 Power OK -5V
9 +5V (for Soft Logic) +5V
10 +12V +5V
11 +12V +5V
12 +3V GND
ROW2