I want to know why buzzer is not coming up during overspeeding

Hi Team,

I installed FMC 130, unit with buzzer, i want to trigger the buzzer when overspeeding,
Screenshot 2024-08-29 093159

Buzzer is connected to DOUT 1 (black wire)
and BUZZER red wire is connected to Power,

Please guide me on the connection and configuration

Hi @norman

Good day, please check the FMC130 wiring diagram: Wiring-scheme-FMC130.jpg (2000×1355) (teltonika-gps.com)

Best Regards
Maynard C