Lenovo ThinkCentre Hardware Maintenance Manual page 91

Figure 24. Removing the microprocessor
7. Make sure that the small handle is in the raised position and the microprocessor retainer is fully open.
8. Hold the new microprocessor and align the notches
microprocessor socket, or align the small triangle
corresponding beveled corner of the microprocessor socket.
Figure 25. Installing the microprocessor
9. Lower the new microprocessor straight down into the microprocessor socket on the system board.
10. Close the microprocessor retainer and lock it into position with the small handle to secure the new
microprocessor in the socket.
11. Reinstall the heat sink and the fan duct. See "Replacing the heat sink" on page 81.
12. Reinstall any other parts or reconnect any other cables you removed.
13. To complete the installation or replacement, go to "Completing the parts replacement" on page 108.
2
on it with the alignment keys in the
1 on one corner of the new microprocessor with the
.
Chapter 8 Replacing FRUs
85