Lenovo ThinkCentre Hardware Maintenance Manual page 146

10. Lower the new microprocessor straight down into the microprocessor socket
11. Close the microprocessor retainer and lock it into position with the small
12. Reinstall the heat sink and fan assembly. See "Replacing the heat sink and fan
13. Reinstall any other parts or reconnect any other cables you removed.
14. Go to "Completing the FRU replacement" on page 154.
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Hardware Maintenance Manual
8. Remove the protective cover 2 that protects the gold contacts on the new
microprocessor 1 .
9. Hold the new microprocessor and align the notches on it with the tabs in the
microprocessor socket, or align the small triangle on one corner with the
corresponding beveled corner of the microprocessor socket.
on the system board.
handle to secure the new microprocessor in the socket.
assembly" on page 93.