Lenovo ThinkStation P920 Hardware Maintenance Manual page 152

d. Tighten the screw to secure the new M.2 solid-state drive.
Note: Do not overtighten the screw.
Figure 84. Securing the M.2 solid-state drive
8. To install the M.2 solid-state drive heat sink, do the following:
a. If necessary, remove the film that protects the thermal pad on the heat sink.
b. Insert two hooks on the heat sink into the corresponding holes in the M.2 solid-state drive holder as
shown 1 . Then, press the heat sink downward
inserted into the hole in the M.2 solid-state drive holder.
Figure 85. Installing the heat sink onto the M.2 solid-state drive holder
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2 . Ensure that the mounting stud on the heat sink is