15
Chapter 2 Installation Instructions
This motherboard includes connectors for power supply, FDD device, IDE device,
Serial ATA devices, USB devices, IR module, and others. Make sure that they
have been installed properly prior to connecting the power supply.
24-pin ATX power connector: PWR1
PW R1 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.
8-pin ATX_12 V Power Connector: PWR2
The 8-pin ATX 12V power supply connects to PWR2 and provides power to the
CPU.
20-Pin Power
24-Pin Power
Connectors
24-pin ATX Power Connector
24 12
13 1
+3.3V
-12V
NC
+5 V
GND
PSON
+5V
+3.3V
GND
+12V
GND
+5V_AUX
+ 3 . 3 V
+5V
+12V
GND
+5V
+3. 3V
GND
+5 V
PWROK
GND
GND
GND
We 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 following picture.
Attention:
8-pin ATX_12 V
Power Connector
12V
GND
5
1
4
8
Power Connectors
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