Pay attention to stability, temperature, humidity, dustproof, waterproof and other functions.
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.
Check how often it refreshes.
The original LCD splicing screen has a 120Hz double frequency refresh rate: DID product 120Hz frequency double LCD display technology can effectively solve the smearing and blurring phenomenon during the fast running of the image, enhance the clarity and contrast of the image, and make the picture clearer. People’s eyes will not get tired after watching for a long time.
View the digital engine function of LCD splicing screen products
The original authentic industrial display products have a powerful V12 digital engine function, which can make the image more realistic, stable and bright. Refurbished product images have less prominent colors, and the on-screen display is less stable.
Check signal input function
Generally speaking, original authentic products have 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.
Various screen display modes
The original genuine industrial display screen has various functions, and has a variety of picture combination and splicing modes, which can be expanded to a maximum of 64-way combination and splicing, and can switch and combine each unit arbitrarily. And the counterfeit product shows much less patterns.