Honeywell VISTA-21iPLTE Frequently Asked Questions

How Do I Change the Master Code for a VISTA-15P, 20P or 21iP Using the Honeywell Home Tuxedo?
By accessing Console Mode, you can change the Master Code for your VISTA. This is done in the same way as using an Alphanumeric Keypad. Learn to change your system's Master Code.
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What are the Best Ways to Prevent False Alarms?
A single mistake can result in a false alarm and a costly fine. You can prevent false alarms by following a set of practices. Learn how to prevent false security system alarms.
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How Do I Use the Chime By Zone Function for a Honeywell VISTA P-Series Panel?
Using the Chime By Zone function requires setting up a Zone List in *81 and then configuring the feature in *26. An Alpha Keypad is needed. Learn to use Chime By Zone on a VISTA.
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What is the Difference Between Honeywell and ADEMCO?
Honeywell and ADEMCO both largely refer to the same equipment. ADEMCO was the original name for Honeywell, which later became Resideo. Learn about Honeywell and ADEMCO.
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How Do I Turn Off Arm-Confirm for a Honeywell VISTA System?
By turning off Arm-Confirm, your system's siren will not produce a loud tone whenever you Arm Away using a keypad or key fob. Learn how to turn off Arm-Confirm for a VISTA System.
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How Do I Upgrade a Honeywell VISTA-21iPLTE to Use LTE?
The Honeywell VISTA-21iPLTE supports the Honeywell LTE-21V, which is a great LTE communicator that plugs into the main system board. Learn about the VISTA-21iPLTE and the LTE-21V.
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How Do I Disable the Internal IP Communicator on a VISTA-21iP?
The most common reason to disable the IP communicator for a VISTA-21iP is because you are adding an external cellular or dual-path module. Learn about the Honeywell VISTA-21iP.
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How Does RF Supervision Work On a Honeywell VISTA P-Series System?
If you have a wireless receiver and wireless sensors for a VISTA System, then you will want to know about RF supervision. Learn about RF supervision on a Honeywell VISTA Panel.
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What is a Honeywell Home LTE-21A?
By adding a Honeywell Home LTE-21A AT&T LTE Communicator to your Honeywell Home VISTA 21iPLTE, you will be making the system dual-path ready. Learn about the LTE-21A.
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What is a Honeywell Home LTE-21V?
If you are looking to add LTE connectivity to your VISTA 21iPLTE System, then the Honeywell Home LTE-21V is a great option. Learn about the Honeywell Home LTE-21V.
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