Step 4: If your cooler has a separate fan, attach it now, and plug its three-pin or four-pin connector into the CPU cooler port on the motherboard.
Step 4: If your cooler has a separate fan, attach it now, and plug its three-pin or four-pin connector into the CPU cooler port on the motherboard. It should be located near the CPU cooler. If it has multiple fans, either plug the additional ones into extra motherboard headers or use a fan splitter to power both from the CPU fan port.