Chapter 2 Installation Instructions
9
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.
24-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 connec-
tor on the motherboard. Firmly plug the
power supply cable into the connector and
make sure it is secure.
4-pin ATX_12 V Power Connector: PWR2
The 4-pin ATX 12V power supply connects
to PWR2 and provides power to the CPU.
4-pin ATX_12 V Power Connector
12V
GND
12V
4
3
2
1
GND
24-pin ATX Power Connector
13
+3.3V
+5 V
GND
+3.3V
GND
PWROK
+3.3V
24
+5V
GND
+3. 3V
GND
GND
+ 5 V
+5V
GND
PS-ON
-12V
12
1
GND
+5 V
+
5V_AUX
+12V
+12V
RSVD
GND
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