HP ProBook 4440s User Manual page 76

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.
8. Replace the service door. (See
9. Replace the battery. (See
10. Turn the computer right-side up, and then reconnect AC power and external devices to the
computer.
11. Turn on the computer.
66 Chapter 9 Memory modules
Removing or replacing the service door on page
Inserting or removing the battery on page
50.)
43.)