IBM NeXtScale nx360 M4 Installation And Service Manual page 191

Microprocessor
Figure 104. Socket cover removal
Attention: When you handle static-sensitive devices, take precautions to
avoid damage from static electricity. For details about handling these devices,
see "Handling static-sensitive devices" on page 95.
9. Close the microprocessor socket release levers and retainer:
Microprocessor
release lever
Figure 105. Microprocessor socket levers and retainer engagement
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.
Attention:
v If you are installing a new heat sink, 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.
Touching the thermal grease will contaminate it.
10. 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 175 for more information.
Microprocessor
release lever
Microprocessor
Chapter 5. Removing and replacing components
173