Atx Power - SOYO SY-P4I875P DRAGON 2 V1.0 User Manual

Hardware Installation
Note 2: When using the Power-On by Keyboard function,
please make sure the ATX 12V power supply is able to provide
at least 1220mA on the 5V Standby lead (5VSB).
Note 3: The minimum recommended wattage is 400W for a
fully loaded system or 350W for a minimally loaded system,
the system might become unstable if power supply is not
enough
Note 4: The 4 pin ATX 12V must be connected to the motherboard.
Without this connector, the system cannot boot.
Please install the ATX 12V power according to the following pin assignment:

ATX Power

12V 5V
5VSB 5V
PW-OK -5V
GND
GND
5V GND
GND GND
5V PS-ON
GND
GND
3.3V
-12V
3.3V 3.3V
FIG. 1
Pin1 Pin3
COM +12VDC
COM +12VDC
+12V Power Connector
FIG. 2
SY-P4I875P DRAGON 2 V1.0
Pay special care to the directionality.
40