11. ATX power connectors (24-pin EATXPWR, 4-pin ATX12V)
These connectors are for ATX power supply plugs. The power supply plugs
are designed to fit these connectors in only one orientation. Find the proper
orientation and push down firmly until the connectors completely fit.
M2A-MVP
M2A-MVP ATX power connectors
•
•
•
•
1-34
+12V DC
For a fully-configured system, we recommend that you use a power supply
unit (PSU) that complies with ATX 12 V Specification 2.� (or later version)
and provides a minimum power of 400 W.
Do not forget to connect the 4-pin ATX �12 V power plug; otherwise, the
system will not boot up.
Use of a PSU with a higher power output is recommended when
configuring a system with more power-consuming devices. The system
may become unstable or may not boot up if the power is inadequate.
If you want to use the ATI CrossFire
500 ~ 600 W power to ensure system stability.
ATX12V
GND
GND
+12V DC
-12 Volts
Graphics solution, use a PSU with
™
EATXPWR
+3 Volts
+3 Volts
+3 Volts
Ground
Ground
PSON#
+5 Volts
Ground
Ground
Ground
+5 Volts
Ground
Ground
-5 Volts
Power OK
+5 Volts
+5V Standby
+5 Volts
+12 Volts
+5 Volts
+12 Volts
Ground
+3 Volts
Chapter 1: Product introduction