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As we all know, there are mainly capacitive, resistive, infrared touch and surface acoustic wave screens on the market. Among these methods, capacitive screens and resistive screens are more popular among users of touch display devices. The significant difference between the two is that the capacitive screen can achieve multi-touch, while the resistive screen can achieve one-touch.   1.Technical principles The industrial screen reacts with current and generates signals without pressure. ...
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LCD liquid crystal screen is a kind of display screen widely used in modern electronic products. Sometimes the LCD screen will appear dark, which brings great inconvenience to users. This article will introduce the method of repairing the dark LCD screen from four aspects.   1. Check the backlight The brightness of the LCD liquid crystal screen is provided by the backlight. If the backlight fails, it will cause the LCD screen to go dark. The first step is to check that the backlight is w...
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What is LCD screen backlight LCD screen backlight refers to a light source added behind the LCD screen to illuminate the screen so that it can display images and text. The LCD screen itself cannot produce light and must rely on a backlight to display images. Backlights usually consist of white LED lights that are mounted on the edge or back of the LCD screen.   Type of backlight LCD backlights are mainly divided into two types: CCFL and LED. CCFL is a cold cathode fluorescent lamp, whi...
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Industrial display screen is a device widely used in the industrial field. It can convert electronic signals into visual images and provide important information display and operation interface for workers. Sometimes the industrial display screen will have a white screen, resulting in the inability to display images normally. This article will focus on the causes of white screens on industrial displays and elaborate on 12 problems with white screens on industrial displays to help readers underst...
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Is static electricity on the screen causing touch failure How is this going Let us uncover this mystery together and explore the wonderful phenomena in the electronic world.   When we use a touchscreen phone or tablet, we expect the screen to be sensitive and respond quickly to our commands. Sometimes we may encounter a frustrating problem: touch insensitivity. Our fingers slide or tap across the screen, but nothing seems to happen. What is the reason for this   The answer is st...
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Industrial-grade LCD screens are more expensive than ordinary consumer-grade LCD screens. This is mainly due to the following factors.   Use of high quality materials Industrial-grade LCD screens use higher-quality materials and can operate stably in harsh industrial environments. The liquid crystal material used in industrial-grade LCD screens is purer and can provide higher display effects and longer service life. The backlight module of the industrial-grade LCD screen uses high-bright...
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The difference between industrial LCD screens and ordinary LCD screens With the continuous advancement and development of technology, LCD screens have become an indispensable part of our daily lives. In the LCD screen market, industrial LCD screens and ordinary LCD screens are two common choices. Although they look similar in appearance, there are clear differences in functionality and application. This article will explore the differences between industrial LCD screens and ordinary LCD screens...
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When we use an LCD screen, sometimes ripples appear when the screen is pressed. This phenomenon will not only affect our usage experience, but may also cause damage to the screen. So why does this happen This article will analyze the causes of ripples on the LCD screen from multiple aspects and provide solutions to help users better understand and solve this problem.   Uneven screen pressure reason: 1: The LCD screen is composed of a liquid crystal and a backlight module. When we p...
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Basic principles of LCD screens Liquid Crystal Display (LCD) is a flat display technology that uses liquid crystal material as an optical modulator. Its basic principle is to use the directional arrangement of liquid crystal molecules under the action of an electric field to control the transmission and blocking of light, thereby achieving image display. The LCD screen is mainly composed of several key parts such as liquid crystal layer, glass substrate, conductive layer, color filter, and back...
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Memory is a memory component used to store programs and various data information. More generally, memory is a place used to store data. Memory can be divided into two categories: main memory (referred to as main memory or memory) and auxiliary memory (referred to as auxiliary memory or external memory). This article will provide you with detailed knowledge about the working principle of memory. Memory Storage Unit The storage medium that constitutes a memory is a storage unit, which can store ...
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