After a trigger, the LED will flash in a pattern (e.g., 2 flashes for door opening, 3 for ultrasonic sensor) to tell you exactly what caused the alarm to go off. 5. Maintenance and Troubleshooting To keep your Cobra 3865 functioning optimally:
Mastering the Cobra 3865: A Comprehensive Guide and Manual Overview
If your remote battery dies or the fob is lost, you must use the .
Press the "Unlock" button. The indicators will flash once. Emergency Disarming (The PIN Code)
After a trigger, the LED will flash in a pattern (e.g., 2 flashes for door opening, 3 for ultrasonic sensor) to tell you exactly what caused the alarm to go off. 5. Maintenance and Troubleshooting To keep your Cobra 3865 functioning optimally:
Mastering the Cobra 3865: A Comprehensive Guide and Manual Overview
If your remote battery dies or the fob is lost, you must use the .
Press the "Unlock" button. The indicators will flash once. Emergency Disarming (The PIN Code)