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Device Troubleshooting





Not sure why your panel is beeping? Need to change your smoke alarm battery? We have resources for that here. You’ll also find a number of How-To videos to walk you through simple product tasks you can perform without scheduling an appointment.

While this page covers the most common equipment and tech issues and questions, keep in mind we’re always here to help.

Feel free to give us a call anytime: 1.800.PROTECT (1.800.776.8328).

How To Video Series

How To | Simon XTi Battery Replacement

Learn how to change the battery in your Simon XTi Panel. Reminder: Before changing the battery, make sure your system is disarmed and placed on test mode.

Watch XTi Battery Video

How To | Install the Guardian App

You will learn how to install the Guardian App on your internet-connected mobile device. This video will also show you how to delete the app.

Watch App Video

Looking for more? Check out our full how-to series

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Equipment FAQs

To find an online version of your manual, please log into your Guardian account and choose Resources. 

Head over to our FAQ page for even more answers to your questions.

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