14
Chapter 2 Installation Instructions
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.
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 con-
nector and make sure it is secure.
ATX 12V Power Connector: PWR2
The 4 pin ATX 12V power supply connects
to PWR2 and provides power to the CPU.
Attention:
W e strongly recommend 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.
4-pin ATX_12V power connector
12V
GND
12V
3
1
4
2
GND
24-pin ATX power connector
24
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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