To begin we must apply heat to the back cover, and with the help of one or more plastic spikes we will take off all the edges of the back cover.

With the help of the extraction tool we remove the card tray.

We remove the sixteen Phillips screws (PH # 00) that hold the intermediate casing, and with the help of a plastic pick we will unhook it.

We take off the area of the pushbutton contacts, and with the help of a fine tool we will unhook the shielding of the pushbuttons, and the keys will fall by themselves.