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How to repair the transparent LED display screen? Solutions to common problems

por Mei Rudd (2022-10-28)


9627183244_351802e2d1.jpgAfter the transparent LED display has been used for a long time, the product needs to be regularly maintained. How to repair the transparent LED screen? Need to look at the specific situation to make a judgment, the relevant experience shared below:

1. Transparent screen and black screen do not work

1) Confirm whether the control box is powered on (the PWR red indicator is always on), and the signal output is normal (the RUN green indicator is flashing);

2) Whether the LED transparent screen has been powered on normally, the screen will flash once when the power is turned on or off, and then the screen will return to black;

3) If the above two checks are correct, please confirm whether the network cable is plugged in and in good contact. You can use a network cable tester to test whether the network cable is normal.

2. The screen display is not comprehensive

1) Please confirm whether the program content is produced according to the resolution of the transparent screen.

2) Please confirm that the resolution of the video processor is the same as the resolution of the screen.

3. One or more light bars in a module or the entire module does not work properly

First confirm the location of the fault phenomenon (use visual inspection to confirm the location of the faulty module, and make a simple mark), and then replace the faulty module correspondingly. The specific method of replacing the module is as follows:

① Cut off all the power supply of the screen body; open the cover plate behind the screen body, and unplug the power cord and signal line on the module


②Remove the fixing screws on the left and right of the module


③Remove the faulty module and pack it


④ Install the corresponding new module, tighten the screws of the fixed module and insert the power cord and signal lin



⑤ Check whether the power-on test screen is norm

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The above are the solutions to common problems on how to repair transparent LED glass screens. From simple to complex, starting from the basics, the problem will be solved.