How to connect a four-wire integrated power supply

Connect the 24-pin ATX connector to the main motherboard power header, then plug in the 4+4-pin CPU EPS12V power cable into the top-left CPU socket area. In this video, you will learn how to safely connect a 4-wire, 3-phase AC source to a power supply. Different manufacturers use different names given below, but it typically comes in either two. The easiest way to connect your 24-pin PSU cable is to first insert the smaller bit (the 4-pin one) and then line up the wider piece accordingly and push it all the way down so that it is fully leveled. [pdf]