HP ProBook 4330S Notebook-PC - Manual (Page 74)

c. Gently press the memory module (3) down, applying pressure to both the left and right
edges of the memory module, until the retention clips snap into place.
9. Align the tabs on the access cover with the latches on the computer (1), then slide the cover in
to close it (2).
The release latches automatically lock the access cover into place (3).
64 Chapter 9 Memory modules