How to replace the batteries
Watch a step-by-step video for replacing the batteries in your Simon XT Panel.
To replace your panel’s battery, please follow these steps:
- Log in to your Guardian Protection account.
- Select System Info and then select Test My System.
- Disarm your system.
- Remove the AC Adaptor from the outlet.
- Remove the small screw at the top of the panel if applicable.
- Hinge downward the front of your panel by gently pulling it away from the mounting plate.
- Separate the battery retainers and pull the battery out by disconnecting the wires from the battery.
- Replace the batteries by reconnecting the black wire first and the red wire last to the new battery pack.
- Swing the panel back up and lock it into place.
- Replace the screw at the top of the panel.
- Plug the AC Adaptor back into the lower plug outlet, screwing the screw back in.
- The low battery notification on your panel should be gone automatically.
- Test your system to make sure it is working correctly.
- Take your system out of test mode.