User`s manual

48
2
Hardware Installation
Power Connectors
Use a power supply that complies with the ATX12V Power Supply Design Guide
Version1.1.AnATX12Vpowersupplyunithasastandard20-pinATXmainpower
connectorthatmustbeinsertedintotheboard’s20-pinconnector.
The power connector from the power supply unit is designed to t the 20-pin
connectorinonlyoneorientation.Makesuretondtheproperorientationbefore
pluggingtheconnector.
Thesystemboardrequiresaminimumof300Wattpowersupplytooperate.Your
system conguration (CPU power, amount of memory, add-in cards, peripherals,
etc.) may exceed the minimum power requirement. To ensure that adequate
powerisprovided, we stronglyrecommendthat you use aminimumof 400Watt
(orgreater)powersupply.
Important:
Insufcient power supplied to the system may result in instability or
the add-in boards and peripherals not functioning properly. Calculating
the system’s approximate power usage is important to ensure that the
powersupplymeetsthesystem’sconsumptionrequirements.
11
10
20
1
3.3V
3.3V
GND
+5
GND +5V GND
PW-OK
5VSB
+12V
3.3V
-12V
GND
PS-ON
GND GND GND
-5V
+5V
+5V