Dell Precision 5520 Memory Module Replacement

Turn the system badge flap over (1) and then remove the ten M2x3 screws that secure the base cover to the computer (2).

Pry the edges of the base cover and lift it to remove it from the computer.

Disconnect the battery cable from the system board [1].

Remove the seven M2x4 screws that secure the battery to the computer [2].

Lift the battery off the computer [3].

Pry the securing clips away from the memory module until it pops-up [1]. Then, remove the memory module from its connector on the system board [2].