
LCD no display and processing method
Solar panel over voltage protection phenomenon and solution
Over-temperature protection phenomenon and solution
Over-current protection phenomenon and solution
This video uses the MPPT series TD2307 controller as an example
Low voltage protection phenomenon and solutions
Over voltage protection phenomenon and solutions
In this video, we introduce the meaning of the TD75V series solar panel charging status indicator in different flashing modes
Battery overvoltage protection
The controller is now in overvoltage protection state
The battery is full and the warning sign flashes
Check the LCD screen, the warning icon and temperature icon flash
Press the up key/menu key to come to the temperature display interface
Check that the current controller temperature is 83°,more than 75°
Means that the controller is now over-temperature protected
After the system is connected, the controller indicator flashes slowly or does not flash.
There is no charging indicator arrow on the LCD screen, and it is not charging normally at this time
The phenomenon that the load end of the controller cannot work normally and the handling method
The system is connected normally, the controller shows normal charging, but there is no load discharge arrow icon, and the load bulb does not light up
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