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LED screen appears bright line how to do

Time:2018-12-29 Views:169
LED screen as a new type of electronic display equipment, excellent picture display effect and low power consumption characteristics, so that it is favored by the market, widely used in various fields of social and economic development.You can see the beautiful figure of LED screen in streets, squares, buildings, doors, public service places and other places.
LED display manufacturers: LED display failure, bright line is a common one.The appearance of bright lines, like a beautiful woman‘s face with a long scar, will greatly affect people‘s visual sense, at this time the LED screen effect is not beautiful.LED display in the use of the process of bright line how to do?Don‘t worry, here are three ways to worry about bright lines:
It‘s important to know what causes the bright lines on your LED screen before you solve the problem.There are three reasons for the bright lines in LED display screen. First, the quality of products is not up to standard. When you buy products, you should not be greedy for cheap products with low price and poor quality.Second: voltage instability.Causing leakage of electricity;Third: improper operation methods, by human error, affect the effect of LED screen.Understand the reason, then small make up officially open solution mode, for everyone to solve the trouble of bright line.
1. Judge whether the power supply is damaged: first, judge whether the power supply is damaged and whether it can be used normally.Because one power source controls several panels at once.You can measure whether the output voltage is between 4.9 and 5.5v.If it‘s not in this range, the power is probably out.
2. Judge whether the control card is damaged: turn on the power first and see whether the indicator light of the control card is on;If it is not bright, check whether there is a 5V voltage supply, whether the LED 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 you can find it, it shows that the content sent by the control card function is good;If you can‘t find it, check to see if the communication line is connected. If it is, there may be something wrong 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 the input of another board.So if something goes wrong with one board, it‘s going to affect the back board.So check the panel one by one.
Summary: after troubleshooting the problem, repair the damage, you can make the LED screen as beautiful as before.If you can‘t repair yourself, you can contact the LED display manufacturer, or send it to the manufacturer for repair, or ask the manufacturer to solve it on site.
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