What does FC Comm fail mean?
William Burgess
Updated on April 08, 2026
What does FC Comm fail mean?
Failed to Communicate
An FC code stands for “Failed to Communicate”. It basically means that the panel attempted to dial out, but its outbound dialing signal was not successfully received. like the Honeywell 6160, you will instead see the message “Comm Fail”.
How do I reset my FC code?
In most cases, however, you can reset the FC code by doing the following three steps:
- Step 1: Locate the reset button on your ADT alarm keypad.
- Step 2: Sometimes the reset button does not work.
- Step 3: If you followed steps 1 and 2 correctly, your alarm system will reset, and then turn off.
- Step 4: That’s it!
How do I turn off FC on my ADT alarm?
You can clear the FC code on your Honeywell alarm by entering [Installer Code] + [800] + [*41*] + [*42*] + [*54] + [#15] + [*55] + [1] + [*99]. This will clear the phone number that was programmed.
What does FC mean on my security system?
failed to communicate
What Does the FC Code Mean? The FC code stands for “failed to communicate.” It means the security system isn’t communicating well with the security company. The error code may display differently on a panel if your system is using an alphanumeric pad.
What is FC code on ADT system?
FC is an error code indicating that your security system is having trouble communicating with our monitoring center through the phone line. Check to ensure that your security system is connected to the phone line. You will need to locate the phone line connection, in or around your security system panel.
What does ADT cellular failure mean?
A GSM Fail to Communicate indicates that the alarm panel has tried to send a signal to the Security Monitoring Centre via the Mobile phone network and was unable to send the signal.
What does BAT mean on an alarm system?
Sealed Lead Acid battery
When a battery is getting too weak and needs replacing, your system may send you an alert or show ‘Lo Bat’ on the keypad display. The Alarm Panel requires (1) 12 volt, 4, 5, 7 or 8 Amp Hours Sealed Lead Acid battery.
How do you clear FC code on Ademco alarm?
You can clear the FC code on your Honeywell alarm by entering [Installer Code] + [800] + [*41*] + [*42*] + [*54] + [#15] + [*55] + [1] + [*99]. This will clear the phone number that was programmed. It will also adjust the dynamic signaling settings for the panel to prevent future FC messages.
What does comm failure mean on ADT?
temporary loss of communication
It only means that there was a temporary loss of communication. Often, this happens in the middle of the night when your system is attempting to send a test message to the central station. So, in the morning, as you are leaving for work, you may see a “com fail” message on your keypad.
Is there a need to reboot this compute?
– Intuit Accountants Community Setup has Detected the Need to Reboot this Compute… 12-05-2019 06:16 PM Use the Back button to try again. Your question did not match any of our help articles or community posts. Please rephrase and try again.
How to reset an FC code on ADT Security system?
They are the experts, and can help you resolve anything. In most cases, however, you can reset the FC code by doing the following three steps: Step 1: Locate the reset button on your ADT alarm keypad. Press down the reset button and hold it down for about two seconds. Step 2: Sometimes the reset button does not work.
Why is there a COM fail message on my keypad?
A “ Com Fail ” message on your security system keypad means that a your control panel attempted to transmit a message to the central station and failed. This can happen for a variety of reasons.
What are the symptoms of a reboot error?
Reboot error symptoms can include program lock-ups, slow PC performance, system freezes, startup and shut down problems, installation errors, and hardware failure. To ensure your PC is error free, it is highly recommended that you download and run the Reboot Problems repair tool Advanced System Repair.
How to clear a ” COM fail ” message on your security system?
1 Step One: SHIELD Security Systems clients, please call your local office. 2 Step Two: State that you had a “com fail” and need to clear your alarm panel. Step Three: Give your false alarm password. 3 Step Six: Silence the system by entering your user code. More
Why do I get error when I Reboot my Computer?
Causes of Reboot Errors. Damaged registry files, malware, viruses, and corrupted data can result in Reboot issues. These errors are often caused by improper maintenance of your system. If not fixed, this may lead to severe computer problems.
They are the experts, and can help you resolve anything. In most cases, however, you can reset the FC code by doing the following three steps: Step 1: Locate the reset button on your ADT alarm keypad. Press down the reset button and hold it down for about two seconds. Step 2: Sometimes the reset button does not work.