Hi there, sorry to hear about your troubles with the Edwards EST GCVWN system. When troubleshooting this model, it’s essential to begin with some basic checks. Firstly, ensure that all power connections are secure and that there are no visible signs of damage to the wiring. Next, check the panel’s display for any error messages or indicators of system faults. If there are any, consult the system’s manual for guidance on interpreting these codes. Additionally, verify that all devices connected to the system, such as smoke detectors and pull stations, are functioning correctly. If the issue persists after these checks, it may be necessary to contact a certified technician for further assistance or to consider potential hardware issues that require professional attention.