Sure! When troubleshooting the Notifier FMM-101 module, there are a few steps you can take to diagnose the issue. First, check the power supply to ensure it’s delivering the correct voltage. Then, inspect the wiring connections to make sure everything is properly connected. If the module is still not functioning correctly, try resetting it by power cycling it. If the problem persists, it may be a sign of a faulty module that needs to be replaced. Feel free to reach out if you need further assistance!