Outdoor LED displays are gradually entering the 'high-definition' era, and the screen display effect and color reproduction are particularly important. In addition to uniformity, grayscale, refresh rate, contrast, color gamut and color temperature, the factors that determine these effects are also affected by dirt and dust. Therefore, it is necessary to clean the outdoor LED display regularly to ensure the display effect of the outdoor large LED screen. The cleaning of LED electronic display is a high-altitude operation, and a professional cleaning team is required. The cleaning operation adopts the high-altitude hoisting method or the gondola, equipped with professional cleaning equipment. The cleaning staff chooses different cleaning agents according to the different dirt of the outdoor LED display to clean them in a targeted manner, so as to ensure that the LED tube and mask are not damaged. Complete the cleaning of the outdoor LED display under the premise. Cleaning the outdoor LED display screen after installation In order to remove dust and impurities accumulated after a period of time, first consider buying a better quality cleaning kit. The cost of cleaning fluid generally includes electrolyte, high-purity distilled water, antistatic fluid, etc., which can be effective Clean the dust and other dirty marks on the LED screen. Some netizens think that clean water is also okay, and it will not affect the outdoor LED display. However, the cleaning effect of clean water is relatively poor, and dust will adhere again after cleaning. At the same time, one thing to note is that you must not spray water on the large led screen, but spray a little cleaning liquid on the cleaning cloth, and then gently wipe in the same direction. Before cleaning, you need to spray Unplug the power cord. Outdoor LED display cleaning and maintenance is divided into three steps: The first step: vacuuming. First suck and clean the dirt and dust on the surface of the display mask. The second step: wet washing. Use water spray and steam humidification to spray the display mask, and use the soft brush on the vacuum cleaner to scrub the lamp mask to clean the dirt. The third step: drying. Use a vacuum cleaner to absorb the water droplets and water marks left after wet washing to ensure that the display mask is clean and dust-free. Outdoor LED displays need frequent maintenance to give full play to the best display effect. The cleaning of the outdoor LED display is a delicate work. The cleaning of the LED display can ensure the clarity of the large screen. If it is a high-altitude operation, Huaze Optoelectronics reminds everyone to pay attention to safety.