Lenovo M57e - ThinkCentre - 9481 Hardware Maintenance Manual page 143

Important: To avoid damaging the microprocessor contacts, do not tilt the microprocessor when
installing it into the socket.
8. Lower the microprocessor straight down into the system board socket.
9. Lower the microprocessor retainer
lever is securely locked into position.
10. Place the heat sink into position and lower the lever
.
Chapter 10 Replacing FRUs (Types 7066, 7098, 9352, 9359, 9482, 9487, 9622, 9704, 9785, 9794, 9807, 9859, 9952)
3 and then lower the lever
1 to secure the heat sink.
1 to secure the retainer. Make sure the
135