1. Check the alarm location information on the background, whether the GPS is open-circuited or short-circuited, and whether the GPS data configuration is correct.
2. Check whether the ammeter is open-circuited or short-circuited.
3. Check whether the lightning arrester is correctly connected, whether the P wire is protected, and whether each connector is disconnected.
4. If the GPS signal exceeds 150 m, an amplifier needs to be added at the 100 m position.
5. Check whether the mushroom head is blocked within 45°. 6. Check whether interference is caused by other devices. If interference is caused by other devices, use your phone to remove the interference or replace the remote mushroom head.
