I guess you could with a 3pin to molex adapter. Then just fallow this guide for getting the power supply to turn http://www.instructables.com/id/How-to-power-up-an-ATX-Power-Supply-without-a-PC/
I guess you could with a 3pin to molex adapter. Then just fallow this guide for getting the power supply to turn http://www.instructables.com/id/How-to-power-up-an-ATX-Power-Supply-without-a-PC/