Controller
Removing the controller
In the case that you want to remove your controller if it is broken for example or you want to replace it with a different controller in the future.
To remove the controller you will need a spudger, guitar pick, plastic screwdriver, your fingernail or something similar. You will want something which is not conductive or sharp to not damage the controller.
Parts needed.
Using your non conductive tool pry up from the middle of the keyboard. The controller should pop off easily.
Insert the tool in to the side.
Using a tool to remove the controller.
You have successfully removed the controller!
Removed controller.
Serial numbers on the keyboard.
Installing the controller
To install the controller you will need the controller and the keyboard.
The controller and the keyboard.
Align the controller with the connectors on the keyboards. The buttons should be facing the north side. You can also notice that from the bottom view, the top connector is smaller than the bottom connector.
Aligning the controller.
Place the controller on to the keyboard.
Positioning the controller.
Press down in the middle of the controller until you hear two clicks. These might not be super audible. But you can check it in the next step.
Pushing down on the controller.
You can confirm if the controller is placed correctly by looking at it from the side. The connectors should be fully inserted.
Confirming the placement.
This is how it's not supposed to look like. Notice how there is some space between the controller connector and the keyboard PCB.
This is how it's not supposed to look like.