A smoke or carbon monoxide detector has been removed from its mounting bracket. You will have to contact your alarm company to replace the sensor. Unfortunately, there isn’t much you can do about a defective sensor. This sometimes happens to window sensors exposed to direct sunlight for many years. Often, the Check message is caused by a defective tamper switch inside the sensor. A defective tamper switch inside a wireless sensor You may need to contact your alarm company if the cover is broken and doesn’t stay closed. You may have to enter this command twice to clear the Check message. If the sensor is installed on a door or window, make sure the door or window is closed before trying to clear the “Check” message from the keypad.Īfter closing the cover on the sensor, enter your user code followed by the key. To clear the “Check” message, you need to close the cover of the affected sensor. Sometimes the cover opens on its own if the tab that holds the sensor closed has been bent.Īnother reason is if the cover was not closed properly after replacing the battery inside the sensor.
Examples of wireless sensorsĪfter you find the sensor in trouble, check to see if the cover is open.
This is the zone number of the sensor with the open cover. On fixed English keypads, you will see the “Check” message followed by a number on your keypad. On alphanumeric keypads, you will see a “Check” message followed by the description and zone number of the sensor. How do you know which sensor is in trouble? There are tamper switches in these sensors to alert you when someone tries to disable or tamper with one of them. Your alarm system has sensors that detect when a door or window is opened and motion sensors that detect when someone enters the room. Let’s take a look at each of these causes and how to fix them. A wireless sensor is not communicating with the alarm panel.A smoke or carbon monoxide detector has been removed from its mounting bracket.Defective tamper switch inside a wireless sensor.There is an open cover on a wireless sensor.The Check message is a universal trouble code for either a tamper trouble or supervision failure on a wireless sensor.Īdemco and Honeywell alarm systems display a “check” message followed by fast beeping when: One of the security features of Ademco and Honeywell alarm systems is the supervision of all the system’s devices. Common causes are, an open cover on a wireless sensor, a sensor’s defective tamper switch, a sensor being removed from its mounting bracket, or a wireless sensor being too far from the wireless receiver. What does the “Check message mean on my alarm system? The Check message indicates a trouble condition with one of the alarm devices. This article will explain why this error message is displayed and provide instructions on how to clear it. If you’ve ever seen the “Check” error message on your alarm keypad, you may be wondering what it means and what to do about it.
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