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What are the most feared by newbies who have just taken over advertising screen maintenance? Eight out of ten people will tell you--the fatal recovery switch cannot be found! Last week, I helped my friend repair the shopping mall advertising screen. We used flashlights to explore behind the screen for two hours, and finally found that the switch was hidden... (Sold it for a moment) Let me find out this today...
Industrial Belt Distribution and Site Selection Logic The global LED monochrome screen production base is mainly distributed in the three major regions of the Pearl River Delta, the Yangtze River Delta and Fujian. Among them, Shenzhen Bao'an District, as the core area of the country's LED industry, gathers more than 60% of display companies. The advantages here are: Half-hour industrial chain: from lamp beads...
Has the newly installed LED large screen been stamped with a strip from the urban management? Maybe it's just in the filing number pit. Just like when a novice is always asking "how to quickly increase fans", the most common mine that bosses who work in LED screens are filing procedures. Today, let’s talk about this filing number issue that seems simple but actually has many tricks, so that you can avoid detours. ...
"Lao Zhang, please help me see where this LED large-screen switch is hidden! "When I was helping my friend handle shopping mall equipment last week, I heard the repairman stomped his feet in a hurry. This is really not uncommon, so let’s talk about it today - where is the LED projector’s switch hidden? What should I do if I can’t find it? 1. Six common hiding positions (with positioning skills...
Alas, I heard that many people are looking for LED screen magnets recently? Are you also having a headache - this thing is from 50 cents to 500 yuan on Taobao. Who should I believe in? Don’t worry, the old man who has been working in the project for ten years will give you some tricks! 1. First find out the type of magnets and don't be suckers (It's too late to cry if you buy the wrong model)...
Recently, a fan sent me a private message and asked me: "I just bought the LED advertising screen for only three months, and it feels so hot that it can fry eggs! Isn't this thing going on? "To be honest, this question reminds me of the days when I was an apprentice in Electronic City - at that time, the master always said: "Look at the copper first when looking at the screen, the copper is good, and the screen is strong." Let's talk about it today...
The newly installed large screen suddenly turned black? Boss Wang fell in love with this matter last week - he spent 20,000 yuan to replace the control card, and finally found that the card slot was installed and burned the motherboard! Today I will take you to find out the details that seem simple but cost countless money. 1. Three invisible lightning areas of card slots Misunderstanding 1: All interfaces can be plugged in •...
What exactly is a card core? The LED display card core is the core computing unit of the driving system, which is responsible for converting video signals into pixel-level control instructions. In professional-level display devices, this integrated circuit module needs to synchronize the brightness, grayscale and refresh parameters of million-level pixel points. It was independently developed by a certain enterprise...
Newbie who are new to LED displays often encounter this confusion: "The device is clearly marked with a USB interface, but it can't find the socket position even if it turns around the screen three times." This phenomenon is particularly common in special scenarios such as commercial advertising screens and stage floor tiles screens. A survey of a certain industry showed that 32% of installation delays...
Why does the display need password protection? Q: What should I do if the content of LED screens in public places is tampered with? In 2023, more than 2,000 illegal outdoor digital signage invasions occurred around the world, and the password protection system became the key to avoiding legal risks: Prevent content tampering: Unencrypted control...
Visual carriers in urban space LED displays have long broken through the positioning of traditional billboards and play the role of information center in modern urban infrastructure. From the live event fence of the Tokyo Stadium to the transparent windows of the Seoul business district, this type of display device is reconstructing the urban visual space in three forms: business...
"After pressing more than twenty buttons, the restart button cannot be found! " Last month, when I helped my friend debug the large screen in the conference room, I saw him sweating with my own eyes. Industry data shows that 38% of LED screen repairs actually require restarting to solve, but many people cannot find the switch position at all. Today we will break it apart and explain it thoroughly...