Cellular Alarm Communicators Frequently Asked Questions

How Do I Install a CDMA Communicator in a Honeywell Lyric Alarm System?
A cell radio can be installed in a Lyric Controller by accessing the side expansion slot, inserting the communicator and closing the slot. Learn more about using a cell module.
Added:

How do I install a Honeywell GSMX4G on my VISTA system?
Install the Honeywell GXMX4G to a Vista system by attaching the wiring harness to the GSMX, then connecting the wires to the ECP bus of the panel. Learn how to install the GSMX4G!
Added:

Why Is My Honeywell Lyric Displaying a 950 Comm. Trouble Error?
A 950 Comm Trouble error on a Lyric indicates that either the panel cannot see the cell communicator or the communicator is not registered. Learn to solve this issue on the Lyric.
Added:

Can a DSC Impassa be Self-Monitored?
It is possible to do self-monitoring with a DSC Impassa. The system will need to be connected with Alarm.com to make this possible. Learn how to self-monitor a DSC Impassa.
Added:

Can I Arm/Disarm a DSC Impassa From My Phone?
If a DSC Impassa is connected with Alarm.com, then a user will be able to arm and disarm their system from their phone. Discover more about the DSC Impassa and Alarm.com.
Added:

How Do I Connect a TG-1 Express to my Older Legacy Panel?
The Telguard TG-1 Express mounts near the panel. It connects to the power and phone terminals of the panel. Learn how to connect the TG-1 Express to a legacy panel.
Added:

How Do I Upgrade My 2GIG GC3 to an LTE Communicator?
To upgrade the communicator on the 2GIG GC3, choose "Cell Radio Swap" from Settings. Tap "Begin", and follow the on-screen instructions. Learn to update the GC3 communicator.
Added:

How Do I Upgrade My 2GIG GC2 to an LTE Communicator?
To upgrade the 2GIG GC2 to an LTE communicator, you must remove the old communicator. Then install the new one, and register it. Read on to learn about upgrading the 2GIG GC2.
Added:

How Do I Connect an iPhone to an Interlogix Simon XTi or XTi-5?
An iPhone can connect with an Interlogix Simon XTi or XTi-5 using the Alarm.com Mobile App. This app is available for free download from the App Store. The XTi or XTi-5 System will need active cellular service to work with Alarm.com. Learn how to use an iPhone with the Simon XTi or XTi-5.
Added:

How Do I Add an Interlogix Simon XTi or XTi-5 to My Local WIFI?
There is currently no way to add an Interlogix Simon XTi or XTi-5 to a WIFI network. Interlogix does not make a WIFI card for these panels. The Simon XTi and XTi-5 instead rely upon cellular communication or a phone line to remain connected to the network. Learn more about the Simon XTi and XTi-5.
Added: