How to solve the LED display bright line problem

46 views admin 2024-12-20

As LED displays become more and more common, LED screens can be seen everywhere in the streets to play text, pictures, videos and other information. But in the process of use, we will find that the LED display will appear a bright line, in order to make its play more perfect, how to solve the LED display bright line?

1, product quality is not up to standard. When buying, don't buy cheap products with low prices and poor quality.

3, improper operation method, by human operation error, affect the effect of the display screen. Two, there are three solutions

1. Determine whether the power supply is damaged. First, determine whether the power supply is damaged and whether it can be used normally. Because one power source controls several cell boards at the same time. You can measure whether the output voltage is between 4.9 and 5.5v. If it's not in that range, it's probably a power failure.

2, determine whether the control card is damaged first turn on the power supply, see whether the control card indicator light is lit;

If it is not bright, check whether there is a 5V voltage power supply, LED electronic screen can display the content, if it can display the content, indicating that the control card display content function is good; Then use the control card software to find the control card, if it can be found, it indicates that the function of the control card to send content is good; If you can't find it, check whether the communication line is connected, if it is connected, it is likely to be a problem with the card. As long as these two functions are good, the control card is good, otherwise it is necessary to replace the control card.

3, check whether the unit board is damaged LED display signals are transmitted from one board to another board input. So if there's a problem with one board, it affects the boards behind it. So one by one to check whether the unit board is normal. After checking out the problem, repair the damage, if you can't repair it, you can contact the manufacturer or send it to the manufacturer for repair. For those with serious damage, maintenance technicians can be sent to the scene for maintenance to ensure that the LED display can be used normally.