C. Controller (good light source):
During the day: first look at the status of the controller indicator, under normal conditions, the controller charging indicator is on, the controller is charging normally, the indicator charging lamp is always on and the discharging lamp flashes, and the batteries are running out of power to recharge. Remove the negative electrodes of the battery plate and wait for about 1 minute to see if the light source is on normally, the light source is not on, and the controller problem.
Evening: the light source is not on, check the status of the controller indicator, the discharge light flashes, the battery is out of power. Remove the negative poles of the light source, charge during the day and do not discharge at night. When the sun is good, charge for about a week, and then connect the negative poles of the light source, the solar street lamp will work normally.
