Frequently Asked Questions

What Is the Difference Between Arm Stay and Arm Instant?
When you set your system to Arm Instant, it will ignore any Entry Delay Periods. This means that an Entry/Exit Zone will cause an immediate alarm. Learn about system arming modes.
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Can I Figure Out the Master Code on a VISTA 21iP?
It is possible to change the Master Code on a VISTA 21iP using the Installer Code. If you lose both codes, then you must use the backdoor method. Learn about the VISTA 21iP.
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Can I Figure Out the Master Code on a VISTA 15P?
The best way to change the Master Code on a 15P is to use the Installer Code to change it. You can use the backdoor method if you don't know that code. Learn about the VISTA 15P.
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Can I Figure Out the Master Code on a VISTA 20P?
If you know your system's Installer Code, you can use it to change the Master Code. Or you can backdoor the system to reset the Installer Code. Learn about the VISTA 20P.
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How Do I Program a Honeywell L5000 Alarm System?
Programming an L5000 System involves enrolling new sensors and configuring the zone settings. You will need the Installer Code to access programming. Learn about the L5000 System.
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Can I Use More Than One Battery Pack in a Honeywell L5000?
You should never use more than one battery pack in a Honeywell L5000 at any time. Trying to do so could damage the panel and cause problems. Learn about the Honeywell L5000.
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Will My Honeywell L7000 Work w/ SmartThings?
If you set your L7000 as a secondary Z-Wave controller for SmartThings, you can individually control all your Z-Wave devices from the SmartThings App. Learn about SmartThings.
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Will My Honeywell L5210 Work w/ SmartThings?
The L5210 can be used with SmartThings as a secondary controller. All Z-Wave devices paired with the L5210 will be pushed to the SamrtThings App. Learn about Samsung SmartThings.
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How Do I Find the MAC/CRC on a Honeywell L7000?
Your alarm monitoring company will ask you for the MAC and MAC CRC codes when you go to register your Honeywell L7000. Learn what these codes mean and how you can find them.
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How Do I Find the MAC/CRC on a Honeywell L5210?
The MAC and CRC codes for a Honeywell L5210 are found in the Comm Diagnostics Menu of Programming. You will need the Installer Code to access this menu. Learn about the L5210.
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