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Reasons and solutions for ripples on LCD screen when pressed

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...

What are the main components of an LCD screen?

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...

How does memory work?

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 ...

What are the reasons why the LCD screen does not display?

1. Power supply problem Power supply problems are one of the common reasons why the LCD screen does not display. The power cord may be loose or damaged, preventing power from being supplied to the screen properly. The power board or power line may be faulty, causing the power supply to fail to output the correct voltage to the LCD screen. The solution to this problem is to check that the power cord is tightly connected, replace the damaged cord, or have a professional repair the power board or ...

Application areas and performance requirements of TFT LCD screens

TFT LCD (Thin-Film Transistor Liquid Crystal Display) is a type of liquid crystal display technology. Due to its high resolution, low power consumption and reliability, TFT LCD is widely used in many fields. Here are some major application areas and corresponding performance requirements:   Application fields   1. Personal computers and notebooks: used to display images, text and videos.   2. Mobile phones and tablets: TFT LCDs are also widely used in highly portable mobile ...

How to judge the aging of LCD screen?

1. Color distortion After the LCD screen is aging, the phenomenon of color distortion often occurs. This is because the backlight of the LCD screen and the aging of the liquid crystal layer cause color shift and distortion. The aging LCD screen will appear yellowish, bluish or reddish in color, which greatly reduces the display effect of the image. Aging LCD screens are also prone to color unevenness, causing certain areas to be noticeably darker or lighter. 2. Brightness drops After the LCD ...

The main features of IPS LCD screen

The main features of IPS LCD screen: 1. Fast response; 2. In terms of the size of the LCD screen, IPS has obvious advantages compared with the old LCD screen. For the same size LCD screen, the screen area using IPS technology is larger; 3. The IPS LCD has a large viewing angle, and the viewing angle can reach 178 degrees. The degree of color change caused by viewing from the front and from different angles is called the color distortion rate. The results show that the value obtained by the IP...

How to improve the refresh rate when the response speed of the 0.96-inch LCD screen becomes slow

LCD screen is a common display device in modern electronic products, and its response speed is crucial to user experience. Sometimes we may encounter the situation that the response speed of the LCD screen becomes slow, which brings troubles to our use. This article will discuss how to increase the refresh rate of a 0.96-inch LCD screen to improve its response speed and provide a better user experience. How to improve the refresh rate when the response speed of the 0.96-inch LCD screen becomes ...

How to detect and judge the power supply voltage of LCD screen

How to judge and detect the power supply voltage of the LCD screen, the power supply voltage of the LCD screen is the basis for its normal operation, and has an important impact on the display effect and the life of the device. Correctly judging and maintaining the power supply voltage of the LCD screen is the key to ensuring its normal operation and prolonging its service life. 1. Voltage measurement tool Before judging the power supply voltage of the LCD screen, we need to prepare some volta...

The difference between industrial touch screen and LCD screen

To put it simply, the industrial touch screen can be directly clicked, which is convenient and quick. It is the tactile feedback function in the touch screen system of the industrial touch LCD display. Liquid crystal display is a flat and ultra-thin display device, which is composed of a certain number of color or black and white pixels, placed in front of the light source or reflective surface. The following is a brief introduction. The difference between industrial touch screen and LCD displa...