When it comes to industrial display screens, everyone may be familiar with it. It can be seen everywhere in our work and life. Unlike ordinary display screens, industrial display screens pay more attention to functions such as stability, temperature, humidity, dust and water resistance.

Industrial display screens have many refurbished and counterfeit products on the market so far. If we use such products, there may be great hidden dangers, which may not be seen so far, but they will slowly be exposed over time. There are some problems, so how do we identify whether the industrial display is original? How to identify whether the industrial display has quality problems? Let's take a look!

1. Check whether the brightness of the screen is appropriate and whether the image flickers. Generally speaking, if it is an original LCD screen, the brightness will be relatively uniform, and the image will not flicker.

2. Check the frequency of refresh. The original LCD splicing screen has a 120HZ double frequency refresh rate: DID product 120Hz double frequency liquid crystal display technology can effectively solve the smearing and blurring of the image during the fast running process, enhance the definition and contrast of the image, and make the picture clearer. People's eyes will not be tired even if they watch for a long time.

3. Check the digital engine function of LCD splicing screen products. The original and authentic industrial display products have powerful V12 digital engine function, which can make the image more realistic, stable and bright. The image color of the refurbished product is not so conspicuous, and the picture displayed on the screen is not stable.

4. Check the signal input function. Generally speaking, the original product has three signal input formats: single-channel VGA, composite video, single-channel YPbPr format and other signal format input. If the quality is poor, only one or two can be used.

5. A variety of screen display modes, the original genuine industrial display has a variety of functions, and has a variety of screen combination splicing modes, which can be expanded to 64 channels of combination splicing, and each unit can be switched and combined arbitrarily. The display mode of counterfeit products is much less.