DIY Wireless Security Systems Frequently Asked Questions

Will a DSC Impassa Work w/ a Phone Line?
By default, a DSC Impassa is designed to work with a phone line. But we recommend upgrading to cellular on the system to improve reliability. Learn more about the DSC Impassa.
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How Do I Create an Additional Login for My Alarm.com Account?
Alarm.com supports an unlimited number of logins for each of their accounts. It is recommended that each user have their own login credentials. Learn to create an Alarm.com login.
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How Do I Bypass a Zone Through Total Connect?
Users can bypass zones when arming their system through Total Connect. This can be done from the sensors menu on the main screen. Learn how to bypass zones through Total Connect.
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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.
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How do I determine if my SIM needs to be re-seated?
If a communicator is showing no signal where the signal should be good, or if all RSSI LEDs are flashing, the SIM may need to be reseated. Learn when a SIM re-seat may help.
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How Do I Get Power to a DSC Impassa?
A DSC Impassa receives power from a plug-in AC transformer and a backup battery. A 2-conductor wire connects the transformer and the panel. Learn how to power a DSC Impassa.
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How do I add/remove text/email alerts in Total Connect?
Log into Total Connect 2.0 from a computer browser or the app. Go to Notifications > List. Enable or disable events as desired. Learn to control text/email alerts in Total Connect!
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How Many Wireless Zones Are On a DSC Impassa?
The DSC Impassa provides support for 64 wireless zones. The system is designed to work with legacy DSC 433 MHz Sensors. Learn more about the DSC Impassa Alarm System.
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Will a DSC Impassa Work w/ Apple HomeKit?
A DSC Impassa cannot be set up to work with Apple Homekit. Apple has not made HomeKit compatible with Alarm.com. Learn more about the DSC Impassa and Apple Homekit.
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Will a DSC Impassa Work w/o a Phone Line?
If a DSC Impassa has an active cellular connection, it can receive monitoring service without a phone line. Find out how to provide monitoring for a DSC Impassa System.
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