Lenovo ThinkCentre M75e Hardware Maintenance Manual page 95

5. Lift the microprocessor straight up and out of the microprocessor socket, as shown in Figure 22
"Removing the microprocessor" on page 89.
Notes:
a. Your microprocessor and socket might look different from the one illustrated.
b. Note the orientation of the microprocessor in the socket. You can look for the small triangle
on one corner of the microprocessor. This is important when installing the new microprocessor
on the system board.
c. Touch only the edges of the microprocessor. Do not touch the gold contacts on the bottom.
d. Do not drop anything onto the microprocessor socket while it is exposed. The socket pins must be
kept as clean as possible.
Figure 22. Removing the microprocessor
6. Make sure that the small handle is in the raised position.
7. Remove the protective cover that protects the gold contacts of the new microprocessor.
8. Hold the new microprocessor by its sides and align the small triangle on one corner of the new
microprocessor with the corresponding small triangle on one corner of the microprocessor socket.
9. Lower the new microprocessor straight down into the microprocessor socket on the system board.
10. Lower the small handle to secure the new microprocessor in the socket.
11. Reinstall the heat sink and fan assembly. See "Replacing the heat sink and fan assembly" on page 86.
12. Reinstall any parts and reconnect any cables that have been removed or disconnected.
13. To complete the replacement, go to "Completing the parts replacement" on page 98.
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Chapter 8 Replacing FRUs (Machine Types: 4162, 5041, 5044, 5051, 5053, 5055, 5057, 5059, 5061, 5063, and 5065.)
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