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.
11.Align the tabs (1) on the memory module compartment cover with the notch on the computer.
12.Close the cover (2).
13.Tighten the memory module compartment screws (3).
14.Replace the battery.
15.Turn the computer
