You can have your alarm monitoring provider check your cell signal strength to see if that could be a cause. You may also notice an outage due to a weak cellular signal. A local cellular service outage due to severe weather or network problems may result in an outage. Internet outages are a big reason why many users will add cellular communicators for backup.Ĭellular communicators also sometimes experience outages, but this is much less common.

A power outage can also take your router offline and indirectly cause the keypad for your panel to display a bF or Check 103 error. Remember, internet outages are fairly common, and they sometimes occur for seemingly no reason at all. This is usually the case for internet communicators when the internet goes down. A very common issue is that the communicator is unable to transmit signals. Īs for the actual cause of the issue, there are many possible reasons. This is done by entering the command + + +. The condition will continue to be displayed until you address the cause of the problem and acknowledge the trouble by performing a double disarm. The actual cause of the bF or Check 103 trouble condition could be a number of different factors, but it always indicates a problem with the communicator. As a reference, bF stands for 'backup failure'. If there is a problem with the communicator, the system's keypad will display a bF or Check 103 trouble condition to let you know about the problem. Alphanumeric Keypads will display Check 103.Īlarm systems use communicators to send and receive signals. The message will only be displayed on Fixed English Keypads. This message is actually supposed to be bF, but some users misread it as 6F. The 6F message on your alarm system means that there is a problem with your system's communicator.

Explaining the 6F Message on an Alarm Keypad

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