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In the electronics market, 68% of LED failures are caused by poor quality connectors. Why does your display always have signal interruption? The three major indicators of waterproofing grade, current carrying capacity, and material durability directly determine the service life and safety factor of the T-type joint. 1. The life and death line of technical parameters “Copper core gold-plated layer thick...
You said that the streets are full of LED screens now, and you can see them anywhere in shopping malls, stations, and concerts. But why do everyone love to use this thing? Last week, Lao Zhang also told me that after their supermarket changed to LED advertising screens, the electricity bill actually dropped by 30%. Today, let’s talk about the extraordinary things about this luminous artifact. 1. Bright...
Do newbies who have just taken over LED screens often go crazy? Just like a novice driver cannot find the fuel tank cover switch, facing the entire wall of the display screen, where is the mysterious power button hidden? Don’t panic, let’s take off the “coat” of the LED screen today and teach you how to find the switch step by step – be sure to get started after reading it! ...
Have you ever thought that the same kind of black technology is hidden behind the commercial streets you pass by, the gymnasiums you watch concerts, and even the information cards in the hospital every day? Yes, I'm talking about LED displays. These colorful screens are like the city's "electronic skin", quietly changing our lives. Today we will break it apart...
"The newly installed LED screen suddenly turned black, and it was probably because there was a problem with the control card! " Last week, he received a private message from his fans saying that the control card he bought for 680 yuan would take three days to strike. This is not an isolated case - industry reports show that 30% of LED screen failures are related to control cards. Today we will talk about this key component...
Modular box card position design Industrial-grade LED advertising screens generally adopt modular design, and the plug-in position of the control card is usually located on the back of the box. According to the differences in the box structure, it can be divided into three types: Side-mounted card slot: reserve waterproof slot on the side of the aluminum-magnesium-zinc alloy box, supporting hot-swap...
Why are the price difference between LED screens in different origins as high as 40%? The three core production areas in the world show significant differences: Pearl River Delta Industrial Belt: Factory with an automation level of 92%, the production cost of single-piece modules is reduced by 37%. Emerging bases in Southeast Asia: 28% savings in labor costs, but import tariffs on components...
My friend who has just entered the industry always asks me: "Where should this LED large screen be put into place? I am afraid of being hit by a car on the side of the road, and I am afraid of falling off the wall! "This reminds me of the misunderstanding in a commercial square last year - the construction team put an 8-meter-long poster screen directly above the fire escape, and was ordered to be demolished by the urban management the day before its opening. Let's come today...
1. Physical key school: the ancestral craft of veteran drivers Alas, are you lying on the back of the display screen and touching it, but you can't find the change button? I've seen too much about this! In fact, the physical change port of traditional LED screens is usually hidden in three places: The maintenance port in the lower right corner: 80% of outdoor advertising screens...
Are you also worried? It is clear that Taobao found a few hundred yuan per square meter LED scrolling screen, and asked how many companies quoted it from 2,000 to 8,000? What’s even more annoying is that some screens are stuck in words and broken codes after less than half a year of use, and the repair fee is even more expensive than buying a new one? Today we will open up our industry underwear and talk about the tricks here. ▍price...
Why does other people’s LED screens last for three years but they will have problems in half a year? Maybe it's in the power supply installation pit! Last week, a mall just changed three power boards. The repairman took it apart and saw it - good guy, the power box is almost baked into a microwave! Today I will talk about this fatal power installation problem for you. ...
Why are your LED screens always rejected by overseas customers? Boss Zhang, who just entered the industry, suffered a huge loss last year - the outdoor large screen produced by three months was shipped to German customs, but was detained on the spot because of a lack of paper. That deadly piece of paper is exactly what we want to talk about today’s CE certification. I don’t know how novices can quickly increase their fans, but they do foreign trade...