The inverter's red fault indicator light has not been lit and the buzzer keeps beeping

The inverter's red fault indicator light has not been lit and the buzzer keeps beeping

Model

BP series pure sine wave inverter 600W 12VDC 220VAC


Description

1. The buzzer keeps beeping, the output voltage is normal, the working light is normal, and the fault light is off.
2. The red fault indicator light has not been lit, even at the moment of power-on.

Analysis of the possibility of the cause

Open the cover and test, it is found that there is a continuous voltage at the location of the fault information, and test to confirm the red fault indicator light on the panel is caused by a short circuit.

Solutions and steps

Replace the red indicator light.