outdoor full-color led display is the most widely used product in the field of led display. it is used in outdoor media advertising, community publicity, building decoration, public service information display, traffic information guidance, stage performances and other occasions, is the darling of outdoor advertising media. although the outdoor led display market is very popular, but in terms of product maintenance, many customers in these areas of knowledge is still very scarce, we feel it is necessary to popularize outdoor full-color led display maintenance knowledge, here is the detail.
1. switching sequence of full-color led display screen: first turn on the control computer to make it work properly, then turn on the outdoor led display screen; first turn off the outdoor full-color led display screen, then turn off the computer.
2. when the outdoor full-color led display screen is found to be broken or other damaged, it should be replaced in time, special screws, pins, load-bearing beams, etc.
3. periodically inspect whether the anti-rust paint on the outdoor full-color led display panel and the surface of the welded joints of steel structure is peeling off. if there is peeling or rusting, the anti-rust paint or anti-rust paste should be sprayed in time.
4. the power supply of full-color led display should be stable, and the grounding protection should be good. do not use it in bad natural conditions, especially in strong thunder and lightning weather. check the reliability of lightning rod and grounding system regularly.
5. in rainy season, the frequency of inspecting outdoor full-color led display should be increased appropriately to ensure that there is no leakage of the display screen.
6. check regularly whether the power supply and signal lines of full-color led display screen are broken or bitten.
full-color led display screen needs to check the distribution system every six months.
8. outdoor led display screen exposed to outdoor environment for a long time is easily contaminated with dust. it can be wiped by alcohol or by brush or vacuum cleaner, but it can not be wiped directly with wet cloth.
ninth, according to the automatic preset mode of full-color led display, start, stop, brightness adjustment, program list and other single functions are tested one by one.
10. outdoor full-color led display should rest for more than 2 hours a day, and be used at least once a week in the rainy season. the screen should be opened at least once a month and lighted for more than 2 hours.
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