Installing the Controller Battery - IQ – VEX Library

Note: Images in this article show a VEX IQ (1st generation) Controller, follow the same steps for installing batteries in a VEX IQ (2nd generation) Controller.

IQ Controller, IQ Controller Battery, and a phillips screwdriver placed together on a table.

Have the following ready to install the Controller Battery:
- VEX IQ Controller
- VEX IQ Controller Battery
- Phillips screwdriver

Phillips screwdriver that is being used to loosen the screw on the Controller's battery door.

Open the Controller Battery door.
- Use the Phillips screwdriver to loosen the screw and remove the battery door.

Note: The VEX IQ (2nd generation) Controller has 2 screws.

Controller with its battery door opened and a new battery placed into it. The battery has positive and negative icons that must be aligned with those on the Controller. In this image the icons on the battery are in the top right corner of the battery slot.

Place the battery inside the Controller.
- Keep the printed side of the Controller Battery face up and align the negative (-) and positive (+) markers with the markers inside of the Controller.
- Slide the battery into the Controller while keeping it below the plastic tab on the right near the positive and negative markers.

Phillips screwdriver that is being used to tighten the screw on the Controller's battery door.

Replace the Controller Battery door.
- Replace the battery door and screw it back into place.