Chapter 2 Installation Instructions
12
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.
Note
: We strongly recommended you use 24-
pin power supply. If you want to use 20-pin
power supply, you need to align the ATX power
connector according to the right picture.
Align the connector
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 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.
4-pin ATX_12V power connector
12V
GND
12V
3
1
4
2
GND
24
24-pin ATX power connector
13
+3.3V
-12V
NC
+5 V
GND
GND
GND
PSON
+5V
+3.3V
GND
+12V
GND
+5V_AUX
+ 3 . 3 V
+5V
+12V
GND
+5V
+3. 3V
GND
GND
+5 V
12
PWROK
1
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