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Power Supply
This motherboard uses an ATX power supply. In order to avoid damaging any
devices, make sure that they have been installed properly prior to connecting the
power supply.
20-pin ATX power connector: PWR1
PWR1 is the ATX power supply connector.
Make sure that the power supply cable and
pins are properly aligned with the connector
on the motherboard. Firmly plug the power
supply cable into the connector and make
sure it is secure.
4-pin ATX_12V Power Connector: PWR2
The ATX power supply connects to PWR2
and provides power to the CPU.
12
Chapter 2
Installation Instructions
20-pin ATX power connector
3.3V
5V
3.3V
GND
GND
1
11
G N D
3.3V
GND
-12V
PS-ON
4-pin ATX_12V power connector
1
GND
1 2V
3
5V
PWR-OK
12V
GND
5VSB
10
20
G N D
5V
GND
-5V
5V
2
GND
1 2 V
4
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