LED display flashing solution to ideas and methods.P1.923 led screen modules

　　If it is a flickering state of the stars, it may be the problem of graphics card driver, or it may be the problem of the transmission card resolution settings.

　　Another possibility is that the delivery card is broken. At this time, you need to replace the transmission card.

　　If it is irregular flashing, it is generally a system frequency problem. Replace the system, or adjust the setting parameters, which can basically solve!

　　Another possibility is the problem of power supply (insufficient power supply, information miscellaneous, electromagnetic interference). When designing PCB, consider the wire diameter of the power supply and signal wiring, and the PCB production process. A few more capacitors are added to the module. If the text is flickering (there are irregular white border around the text, irregular flashes, and the text disappear after disappearing), this is a problem with the setting of the graphics card, cancel the "hidden shadow under the menu" in the display attribute, "the edge smooth transition effect" Essence Can solve such problems.

　　If it is the entire screen flower point and the picture and the new movement, the driver is generally wrong, and check the driver loading program.

　　4. Driver loading program is wrong.

　　5. Send a card or control card bad, check whether the lights on the control card are on, if it is not bright, it will break.

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