Many reasons for LED electronic display screens

Abstract: There are many reasons why full-color LED electronic display screens cannot be displayed normally. The following 5 elements need to be solved to solve the problem of LED screens: 1. LED electronic display screens cannot be displayed. Solution: Check whether the power supply of the electronic display is normal , Whether there is a 220V strong current input 2. LED electronic screen display is not normal, and the solution to the blurred screen: There are many reasons why the full-color LED electronic display can not display normally, and the following 5 elements need to be solved to solve the problem of LED blurred screen: 1 , LED electronic display screen can not display the solution: check whether the power supply of the electronic display is normal, whether there is 220V strong current input 2, the led electronic screen display is not normal, the solution of the screen: (1) Whether the LED control card parameter settings are correct, yes No signal is transmitted to the electronic display LED control card; (2) Whether the communication line is normal, check whether the LED control card has signal input; (3) Whether the 5V power supply of the LED control card is normal; 3. Part of the electronic display screen shows Abnormality, such as black screen, blurred screen. Solution: Check whether the power supply of the abnormal display is working normally; the signal transmission line is faulty; the single module of the screen is faulty. A. There is a problem with the output 1. Check whether the line from the output interface to the signal output IC is connected or short-circuited. 2. Check whether the clock latch signal of the output port is normal. 3. Check whether the cascade output data port between the last driver IC is connected to the data port of the output interface or whether it is short-circuited. 4. Poor heat dissipation of the chassis, which causes the temperature of the graphics card to rise. Solution: Eliminate the heat dissipation problem. Check whether the fan is running normally, add oil to the fan, clean up the dust in the case, and solve the problem of heat dissipation, then the fault can be eliminated. 5. Reinstall the system and the graphics card or monitor does not support high resolution. Solution: (1) Restart the computer, press the F8 key continuously, in the advanced startup menu, select enter safe mode and press Enter to log in to the system, and then enter the display settings under windows. After selecting the 16-color state, click the Apply button, and then click the OK button. (2) Restart the computer, in the normal mode of windows, enter the device manager, delete the graphics card driver, and restart the computer. LED full color screen touch display electronic display
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