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How to solve the problem that the LED display cannot be loaded?

by JohnsonZhong on August 22, 2022

With the rapid development ofLED screens, outdoorLED screens and LED signage are ubiquitous, whether in outdoor squares, conference displays, security monitoring, schools, stations, shopping malls, transportation and many other occasions. However, with the popularization and application of display screens, LED screens often fail to load in the process of using them. This will also lead to the phenomenon of black screen stuck when we use the display screen in the future, so what are the reasons why the LED electronic display screen cannot be loaded?


  1. Check and confirm that the serial cable used to connect the controller is a straight-through cable, not a crossover cable.


  1. Make sure that the control system hardware has been powered on correctly. If it is not powered on, it must be powered on as soon as possible.


  1. Check and confirm that the serial port cable of the electronic display screen is intact, and the two ends are not loose or fall off.


  1. Check whether the jumper cap in the screen is loose or falling off. If not, please make sure that the jumper cap is in the correct direction.


  1. Compare the control software of the electronic screen and the control card you choose to select the correct product model, as well as the correct transmission method and serial port number, the correct serial transmission rate, and set the control system hardware according to the switch diagram provided in the software. address.


If it still fails to load after passing the above checks, it is recommended to use a multimeter to measure it. Check whether the computer connected to the LED display screen or the serial port of the control system hardware is damaged, and then confirm whether it should be sent to the original manufacturer for repair. In this way, the problem of unloading can be solved.


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OBVIOUS is one of the leading Manufacturer of outdoor LED screen, LED signage, LED poster, LED floor tiles in China. Whether indoor led screenoutdoor led screen or dance floor led screen, transparent led screenposter led screen, curved led screen, all have high cost performance, quality and service is our advantage.OBVIOUS is also a high-tech enterprise integrating R & D, manufacturing and sales.certificates are complete.

If you have any questions about the led display, you can contact us for consultation

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