1. Maintenance and maintenance: LED display screens are more and more widely used in various fields. In order to ensure that the large screen can display advertisements clearly for a long time, the use environment, installation procedures, and use time of outdoor LED display screens have also been certain. Requirements. Then, how to maintain and maintain the LED outdoor large screen can ensure the quality and life of LED display products.
First, maintain the humidity of the outdoor LED large screen use environment, do not let anything with moisture properties enter your outdoor LED large screen. Energizing an outdoor large LED screen that contains humidity can cause corrosion of parts and cause permanent damage.
Second, the outdoor LED large screen is prone to become dirty when exposed to the outdoor environment for a long time, such as wind, sun, and dust. After a period of time, the screen must be dusty. This needs to be cleaned in time to cover the surface with dust for a long time. effect.
Third, it is required that the power supply is stable, and the grounding protection is good. Do not use it in harsh natural conditions, especially in strong lightning weather.
Fourth, it is strictly forbidden to infiltrate water, iron powder and other easily conductive metal objects in the screen. Outdoor LED large screens should be placed in a low-dust environment as much as possible. Large dust will affect the display effect, and too much dust will cause damage to the circuit. If water enters for various reasons, please immediately cut off the power and contact the maintenance personnel until the display panel in the screen is dry before use.
Fifth, it is recommended that the outdoor LED large screen have a rest time of more than 2 hours per day, and the outdoor LED large screen should be used at least once a week during the rainy season. Generally, the screen is turned on at least once a month and lit for more than 2 hours.
Sixth, do not stay in full-white, full-red, full-green, full-blue, etc. for a long time during playback, so as to avoid excessive current, excessive heating of the power cord, damage to the LED lamp, and affect the life of the display. Do not disassemble or splice the screen at will!
Seventh, outdoor LED large screens need to be checked regularly to see if they are working properly, and whether the lines are damaged. If they are not working, they must be replaced in time.
Eighth, the outdoor LED large screen main control computer and other related equipment should be placed in air-conditioned and dusty rooms to ensure the computer's ventilation and heat dissipation and stable operation.
Ninth, outdoor LED large screen internal circuit, non-professionals are forbidden to touch, so as to avoid electric shock, or cause damage to the line; if there is a problem, please professionals to repair.
Finally, we need to know the switching sequence of the outdoor LED large screen: when it is turned on, it first turns on the control computer so that it can operate normally before turning on the outdoor LED large screen; when it is turned off, it turns off the outdoor LED large screen before turning off the computer.
LED display maintenance is not only a skill that users need to master, but also an after-sale system that LED display manufacturers and distributors need to ensure. If the LED outdoor large screen fails, you should immediately ask a professional to carry out maintenance, so that it will not affect the user's visual experience under long-term use, and can also extend the life of the outdoor LED large screen.
Second, how to clean: Outdoor LED display gradually entered the "high-definition" era, the picture display effect and color reproduction is particularly important. In addition to uniformity, gray scale, refresh rate, contrast, color gamut and color temperature, the factors that determine these effects are also affected by dirt and dust. Therefore, the outdoor LED display screen needs to be cleaned regularly to ensure the display effect of the 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 method of high-altitude sling (commonly known as spider man) or mining boat, equipped with professional cleaning equipment. The cleaning staff selects different cleaning agents according to the different dirt on the screen. Complete the cleaning of the LED electronic display under the premise of the mask.
The cleaning and maintenance are divided into three steps:
The first step: vacuuming. First suck away 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 a 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.
Comparison of the effect of LED display before and after cleaning
Outdoor LED displays require regular maintenance to achieve the best display effect.
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