Now close the metal load plate so its tab on the right is below the top of the metal retaining stud attached directly to the motherboard PCB.

To lock the CPU in place, rotate the metal cam lever arm down towards the closed position. The load plate tab has to slip under the metal retaining stud as shown below.

Secure the metal lever under the retention catch. The processor is now correctly in place and ready for heatsink installation.

LGA1155 CPU installed and socket locked!

At this point it's a good idea to install the motherboard correctly into your computer case. If you need any help on this topic, see this PCSTATS guide on the subject. Now it's time to install the heatsink, this isn't complicated but can be a little tricky in the confines of a dark computer case.