Lenovo ThinkStation PX Manual page 11

7. Reinstall the heatsink on top of the M.2 drive within the carrier and press to
engage tabs on the heatsink to the metal brackets on the carrier.
8. Install the M.2 bracket back into the onboard M.2 slot at a slight 15-degree
angle.
Caution: Be careful not to use excessive force to risk breaking the M.2 slot.
9. Push down and rotate the red latch clockwise to secure the M.2 carrier in
the system.
Engage these tabs on bracket
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