This guide will take you through the steps of removing the joystick. This will come in handy if you have a rogue joystick
Place the controller (buttons down) on a solid surface.
Remove the six 9.2mm Tri-wing Y0 screws that hold the back panel in place.
Gently lift the back panel up, separating it from the front panel.
Grab the Z-button by the peg with tweezers and lift it out of the controller.
Carefully unhook the cable that is looped around the peg.
Lift the circuit board out of the controller.
Grab the base of the grey cover and pull it off.