How to solve the problem of LED display screen flicker?
Time:2023-11-14
Views:51
The newly installed LED displayscreen is flickering:
If the newly installed small-pitch LED display screen starts to flicker as soon as it is powered on, the most likely cause is that the scanning setting of the LED software control card is incorrect, or the cables are not plugged in correctly or not plugged in place.
To solve this type of problem, you can try connecting a DVI monitor and observe if the signal output from the DVI port of the graphics card is normal, to eliminate the possibility of signal output problems caused by graphics card failures. Although the technology of display cards from LED display manufacturers is now mature and fault-prone, this step is still necessary. After all, it is an investigative method, checking each link step by step to not miss any details.
Furthermore, the cause of small-pitch LED display screenFurthermore, the cause of small-pitch LED display screen flicker may also be related to the graphics card and driver issues. If it is indeed a problem with the graphics card and driver, the editor suggests trying to replace the network cable on the receiving card behind the display screen with the debugging button on the receiving card to see if the scanning on the display box is normal.
If the LED display screen starts to flicker after being used for a period of time:
Most likely, the reason for this is a control card failure, which is often caused by water infiltration into the LED display panel, damaging the chip, circuit components or power supply.
1. The LED screen cannot be displayed normally due to flickering. Solution: Check if the power supply of the display screen is normal and whether there is high or low power input due to strong electrical input.
2. The LED electronic display screen displays abnormally, such as blurred and unclear images. Solution: Check if the parameter settings of the LED control card are correct, if the communication line is functioning properly, if the flat cable is loose or has poor contact, try plugging and unplugging the signal cable of the flat cable, and clean the dirty contacts of the flat cable.
3. Some parts of the display screen do not display normally, such as black screens, flickering and blurred images. Solution: Check if the local power supply is working properly, if there is a fault in the signal transmission line of the screen body.
4. If none of the above operations can solve the problem of flickering on the LED display screen, check for output-related issues: troubleshoot whether there are any problems with the lines from the output interface to the signal output IC, or if there are short circuits, etc. Check if there is any abnormal signal lock on the output port, or if there is insufficient signal.
The editor believes that as long as friends follow these points, almost all small-pitch LED display screen flicker problems can be handled well.
Mr.Tan