LED Display Frequent Flicker Maintenance Method
Apr 13, 2021
Because the LED display is a kind of electronic products, so it is inevitable that there will be some common problems in the process of use, the most common problem is the phenomenon of flash screen;So today Royal Display teaches you how to deal with these problems with LED displays.
Frequent flashing of LED displays is usually caused by a problem with the graphics card, switching power supply, adapter and board card. In the worst case, the LED lamp bead or chip is burned out.In these problems, the most common fault is the switching power supply, power supply loosening or voltage instability, judge the main reason we can step by step to troubleshoot the problem, and appropriate to solution the flash screen phenomenon.
1. Reconnect the communication cable; Such as graphics card DVI/HDMI cable, control card between the network cable, connection line is loose, remember to plug the interface tightly, so as not to appear short circuit or bad contact phenomenon.
2. Use a multimeter to detect whether the power supply of the LED display is normal, and then find the line with bad contact or short circuit one by one, and replace the high quality circuit connecting cable.
3. Use a multimeter to detect whether the power supply of the LED display is grounded. If it is not grounded, find out the part of the grounded circuit and ground the power supply.
4, if the above methods can not solve the current fault, then there is only one possibility, that is, the LED display lamp bead or screen chip is broken, it is recommended to contact professionals or manufacturers to repair as soon as possible, so as not to further worsen the problem.
