日韩人妻αv一区二区三,性做久久久久久久久男女,国产精品免费午夜在线a,国产成人高清亚洲一区91

Welcome:Shanghai Zhicai Electronic Technology co., LTD
Language: Chinese ∷  English

Industry New

How to do the maintenance of outdoor LED display?

How to do the maintenance of outdoor LED display? In the outdoor, the environment, air humidity, weather are the main factors affecting the display. When installing the outdoor display, we must pay special attention to its ability to resist wind, earthquake and load. So that it can survive and run better outdoors. In addition to the preparations in the early stage, after the installation is completed, the daily maintenance work of the display screen is not sloppy. The specific maintenance precautions are as follows:

 1. The power supply is stable and the grounding protection is good.

 2. In the event of severe weather such as strong lightning or strong typhoon, the power should be cut off in time, and the power of the display should be turned on after the weather returns to normal.

 3. It is forbidden to enter the water inside the display. It is strictly forbidden to enter the screen with flammable materials and metal materials that are easy to conduct, so as to avoid short circuit and fire.

 4. If the display is flooded, immediately turn off the power and contact the service personnel until the display panel is dry.

 5. LED display switching sequence:

 Turn on: Turn on the control computer to enable it to operate normally before turning on the LED display.

 Off: Turn off the LED display before turning off the computer.

 6. The surface of the LED display screen should not be wiped directly with a damp cloth. It can be wiped with alcohol or dusted with a brush or vacuum cleaner.

 7. Use the LED screen at least once a week during the rainy season. Generally, the screen is turned on at least once a month, and it is lit for more than 2 hours.

 8. Regularly check the stability of the outdoor LED display support structure and the safety of the power supply cable. Damage should be dealt with in a timely manner.

 9. Do not forcibly cut off, and do not turn off and turn on the display power supply frequently to prevent the impact of inrush current. Avoid excessive current, excessive power supply, and damage to the LED die, which affects the life of the display. Do not arbitrarily disassemble and splicing the screen!

 10. LED display main control computer and other related equipment should be placed in air-conditioned, dusty room to ensure computer ventilation and heat dissipation and stable work.

 11. LED outdoor display internal wiring, requiring professional maintenance.

 12. Before entering the summer, check the cooling and cooling devices in the display, such as air conditioners and fans, to ensure that the display operates under the allowable temperature environment.


CONTACT US

Contact:Tony fang

Phone:13512118719

Tel:4008209320; 021-36411816

Email:Tony@sh-gren.com

Add:Shanghai,Baoshan,Changyi road 188th,202 Room

用手機掃描二維碼關(guān)閉
二維碼
韩国产精品免费人成视频| 久久99这里精品8国产| 亚洲欧美激情综合15p| h在线观看的视频十八禁| 国产成人婷婷精品流白浆| 久久WWW成人免费直播| 国产亚洲14p| 亚洲色AⅤ传媒| 午夜实验区视频在线观看| 92国产精品午夜福利免费| 成人AV中文字幕在线观| 《调教办公室》在线播放| 夜色福利院在线看青草一| 精品一区二区三区久久久久| 影音先锋亚洲成AⅤ人在| 亚洲黄色资源网在线观看| 草草视频福利一区在线观看| 爱的色放在线| 国产av熟女一区二区三区| 国产精品乱码一区二区三区 | 2020久久精品亚洲综合| 日日躁夜夜躁狠狠久久av| 国产偷亚洲偷欧美偷精品| 精品三级久久久久电影麻豆| 性色蜜月av一区二区三区| 亚洲精品久久久久久久爆| 中文精品久久久久人妻不卡| 一区二区三区无码动态图| 欧美不卡颜色视频在线观看| 亚洲v国产v天堂a无码| 亚洲 日韩 白丝 可爱| 日韩欧美a级电影一区二区| 久久久久久精品一区国产| 亚洲av无码精品色午夜果冻不卡| 午夜成人无码毛| 国内精自品线一区521| 国产精品一区网站在线观看| 少妇喷水久久久久久久久| 欧美视频一区二区在线观看| 中文天堂最新版在线精品| 内射人妻无码色AV无码|