Cleaning original NES controller and Power Grip
Purchased cheap original NES controller in the same lot as the 3-button Megadrive controller in last post. https://strangegamepads.blogspot.com/2019/05/sega-megadrive-3-button-controller.html This was also sold as not fully functional. Since this is by far the easiest controller to open and clean I decided to do just that before even testing it. Front before cleaning. Not terribly dirty. Back before cleaning. Some dirt and lots of scratches. Opening original NES controller is really easy. There are six screw on the back. All same size. Just remove those. Be careful when opening old controllers. The plastic is brittle so turn the screws gently. Oh crap. Applied too much force when opening one of the screws. Once the screws are removed you can just lift up the back cover. After undoing the cable retention you can just lift up the PCB. Be careful not to snap any wires. The front cover has the D-pad and button membranes. Everything can just be lifted up. There are gu...