Chapter 2 Installation Instructions
16
915M03 Series User Manual
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.
4-pin ATX_12V Power Connector: PWR2
The ATX power supply connects to PWR2 and provides power to the CPU.
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
12V
GND
12V
3
1
4
2
GND
24
24-pin ATX power connector
13
+3.3V
-12V
RSVD
+5V
GND
GND
GND
PSON
+5V
+3.3V
GND
+12V
GND
+5V_AUX
+ 3 . 3 V
+5V
PWROK
+12V
1
GND
+5V
+3. 3V
GND
GND
+5V
12
24