Online User Manual and Guide for MSI Motherboard

MSI Motherboard > User Guide
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2-9 Hardware Setup Power Supply The mainboard supports ATX power supply for the power system.  Before inserting the power supply connector, always make sure that all components are installed properly to ensure that no damage will be caused. ATX 20-Pin Power Connector: CONN1 This connector allows you to connect to an ATX power supply.  To connect to the ATX power supply, make sure the plug of the power supply is inserted in the proper orientation and the pins are aligned.  Then push down the power supply firmly into the connector. PIN SIGNAL 11 3.3V 12 -12V 13 GND 14 PS_ON 15 GND 16 GND 17 GND 18 -5V 19 5V 20 5V PIN SIGNAL 1 3.3V 2 3.3V 3 GND 4 5V 5 GND 6 5V 7 GND 8 PW_OK 9 5V_SB 10 12V CONN1 Pin Definition CONN1 10 1 20 11 JPW1 1 3 4 2 ATX 12V Power Connector: JPW1 This 12V power connector is used to provide power to the CPU. PIN SIGNAL 1 GND 2 GND 3 12V 4 12V JPW1 Pin Definition