a. Close the microprocessor retainer on the microprocessor socket.
b. Identify which release lever is labeled as the first release lever to close and
close it.
c. Close the second release lever on the microprocessor socket.
9. Install the heat sink.
Attention:
v Do not set down the heat sink after you remove the plastic cover.
v Do not touch the thermal grease on the bottom of the heat sink after you
remove the plastic cover. Touching the thermal grease will contaminate it.
See “Thermal grease” on page 258 for more information.
a. Remove the plastic protective cover from the bottom of the heat sink.
b. Position the heat sink over the microprocessor. The heat sink is keyed to
assist with proper alignment.
Microprocessor
release le
ver
Microprocessor
release le
ver
Microprocessor
Figure 189. Microprocessor socket levers and retainer engagement
Figure 190. Thermal grease
Chapter 5. Removing and replacing components 257
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