Current location - Plastic Surgery and Aesthetics Network - Jewelry brand - Shopping center jewelry table
Shopping center jewelry table
According to your description, it is possible that these counter lights are divided into two paths, each controlled by a driver. The driver of the dimming circuit has failed. This drive may be a switching power supply or a transformer, but it seems that the probability of a transformer is high. It may be that the rectifier diode is damaged by an open circuit or the filter capacitor fails, which may cause the output voltage to decrease and dim the lamp.