Lenovo ThinkStation P720 Hardware Maintenance Manual page 156

d. Tighten the screw to secure the new M.2 solid-state drive.
Note: Do not overtighten the screw.
Figure 103. 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 the 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. Ensure that the mounting stud on the heat sink is
aligned with the hole in the M.2 solid-state drive holder
Figure 104. Installing the heat sink onto the M.2 solid-state drive holder
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