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.
24-pin ATX power connector: PWR1
PWR1 is the ATX power supply connector. Make
sure that the power supply cable and pins are
p rop erly alig n ed with th e co n n ec to r o n th e
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.
13
1
PWR1
+ 3.3V
GND
+ 12V
GND
+5V_AUX
+ 3 . 3 V
+5V
+ 12V
GND
+5V
+ 3. 3V
PWROK
+ 3.3V
-12V
NC
+ 5 V
GND
GND
GND
PSON
+5V
GND
GND
+ 5 V
24
12
We strongly recommend that you use 8-pin ATX
12V power supply. If you want to use 4-pin
power supply, connect the 4-pin power con-
nector as shown.
Attention:
12V
12V
12V
12V
GND
GND
GND
GND
PWR2
1
4
8
5
Connect a 4-pin
power plug here
1
4
8
5
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Summary of Contents for P9657AB User's
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