Lenovo ThinkServer RD440 - Manual (Page 209)

b. Position the microprocessor socket cover above the microprocessor socket so that the small triangle
1 on the socket cover faces the small triangle 2 on the microprocessor retainer. Then, carefully
press the socket cover straight down into the socket until it snaps into position.
Figure 162. Installing the microprocessor socket cover
c. Gently close the microprocessor retainer, press down the small handle, and then push the small
handle inward to lock the retainer into position.
Figure 163. Securing the microprocessor retainer
21. Install the heat sinks on the new system board. See “Installing or replacing a heat sink” on page 137.
22. Install the memory modules on the new system board. See “Installing a memory module” on page 102.
Chapter 6 . Installing, removing, or replacing hardware 197