6 
lever
3.Pull the release lever straight up until the microprocessor is released.
NOTICE: Be careful not to bend any of the pins when you remove the microprocessor from the socket. Bending the pins can permanently damage the microprocessor.
1release lever
2microprocessor
3socket
4.Remove the microprocessor from the socket.
If you are replacing the microprocessor, leave the release lever extended in the release position so that the socket is ready for the new microprocessor and go to "Installing the Microprocessor."
If you are removing a second microprocessor and not installing another one, remove the VRM and then continue with step 9.
5.Replace the airflow shroud (for the Dell Precision 650 computer, see "Microprocessor Airflow Shroud — Dell Precision™ 650 Computer" or for the Dell Precision 450 computer, see "Microprocessor Airflow Shroud — Dell Precision™ 450 Computer").
6.Close the computer cover.
NOTICE: To connect a network cable, first plug the cable into the network wall jack and then plug it into the computer.
7.Connect your computer and devices to electrical outlets, and turn them on.