HP Pavilion dm4-3170se Beats Edition Entertainment Notebook PC - Manual (Page 82)

c. Gently press the memory module (3) down, applying pressure to both the left and right
edges of the module, until the retention clips snap into place.
CAUTION: To prevent damage to the memory module, be sure that you do not bend the
module.
8. Align the tabs (1) on the memory module compartment cover with the notches on the computer.
9. Close the cover (2).
10. Tighten the screw (3) on the memory module compartment cover.
72 Chapter 9 Memory modules