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The owner of the hot pot restaurant, Lao Zhang, was so anxious that he jumped up - the ordering screen that spent 80,000 yuan was suddenly dark, and the repairman opened the back cover and patted his thigh: "The control is stuck on the edge of the exhaust duct, and the motherboard is baked! "Where should this thing be put? Let’s talk about this technical job that has caused countless novices to fall into trouble today. ...
Do you guys often encounter this situation - the LED screen suddenly has a black face, and the electrician changes the power supply when he comes? This thing looks inconspicuous, but it actually hides great knowledge. Last week, I just heard that a shopping mall event had half of the large screen strike. I found that the power supply was overloaded and the deposit was directly lost to 200,000 yuan. Let's take a big shot today...
Three major misunderstandings in the design of heat dissipation structure Newbie often mistakenly think that "the more fans, the better the heat dissipation", but in fact, the cooling path planning is more important than hardware stacking. A case in a gym in Tokyo shows that the wrong installation has resulted in a 37% shortening of the equipment life: Space mismatch: ≥0.6m³ of air circulation per square meter...
When the curved screen on the main stage of an international music festival has a 0.3 mm splicing seam, close-up images taken by the live camera will produce ripple interference - this real case reveals the core value of LED splicing technology. What kind of splicing solution can meet the needs of professional scenarios? 1. Hidden parameters of pixel fusion degree...
How to judge the visual comfort of LED display? When selecting digital display devices, the dynamic balance between brightness and grayscale levels is the primary consideration. Professional-grade display screens need to meet the brightness value of 800-1200cd/m² in the indoor environment, and combined with 20bit color depth processing technology, even in the dark...
Friends who are new to LED displays often look confused at various wires? Just like when a novice learns photography, he always asks "How to quickly master composition skills", understanding the interface position is the basic skill of playing with LED screens. Today we will talk about this seemingly simple but hidden mystery problem - those mysterious interfaces...
Why can't my LED screen switch be found? Many users who are first exposed to LED displays will have this confusion. Unlike household appliances, the control system of professional display equipment often needs to match application scenarios - from shopping mall advertising large screens to stage floor tiles screens, the switch position design directly affects the safety of use and...
1. These symptoms must be repaired immediately Don't drag when you see a snowflake pattern or a color block fault on the screen - this may be an early signal of a control card failure. More serious cases include: Local black screen: More than 3 lamp beads do not light up, and must be dealt with within 48 hours (the risk of leakage increases by 70%...
Xiao Liu, a newly-entered installer, has been in trouble recently - when installing an advertising screen in the mall, the sending card was inserted in reverse, and three receiving cards were instantly burned, and the maintenance fee was directly compensated for half a month's salary. Such bad things are uncommon in the industry, with industry reports showing that 38% of hardware failures are caused by interface misinterference. I will teach you step by step today...
Hey, all the stage novices! Did you get frightened by those cool big screens every time you watch a concert? It’s obviously LED screens, why do some stage effects look like science fiction blockbusters, while others look like old-fashioned TV snowflake screens? Let’s talk about how much hard-core technology is hidden in the stage LED display! ...
/// Where exactly is the brightness control system of the LED display hidden? Behind the seemingly simple brightness adjustment is the precise collaboration of three major systems: hardware control, software algorithms, and environment perception. As an innovative practitioner in the field of LED display, we have independently developed intelligent dimming technology to enable every screen to...
Alas, to be honest, have you ever seen a large screen that can transform magic in the mall and suddenly wondered what model this thing is? Last week, my cousin made a joke as soon as he entered the industry. He took a screwdriver to dismantle the display screen to find the model, but the security guard invited him to have tea. Let’s talk about this today, and you will definitely be even better than the master after reading it...