Lenovo 804 Laptop User Manual


 
Figure 22. Removing the microprocessor
6. Make sure that the small handle is in the raised position.
7. Remove the new microprocessor 1 from the protective cover 2 that protects the gold contacts of the
new microprocessor.
8. Hold the new microprocessor by the edges and align the notches on it with the tabs in the
microprocessor socket, or align the small triangle on one corner of the microprocessor with the
corresponding beveled corner of the microprocessor socket.
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 fan assembly. See “Replacing the heat sink and fan assembly” on page 21.
12. Reinstall any parts and reconnect any cables that have been removed or disconnected.
What to do next:
To work with another piece of hardware, go to the appropriate section.
To complete the replacement, go to “Completing the parts replacement” on page 40
.
26 ThinkCentre User Guide