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Causes of color cast in indoor full-color LED display modules

2021-08-27


I can see the colors and patterns between the modules on the side of the indoor full-color LED display module, and the display colors are inconsistent. What's the matter? The following is an analysis of the color causes of the indoor full-color LED display module. Only when the problem is clear can we better solve these problems.

1. Indoor full-color LED displays and other issues: (inconsistent wafer parameters, defective packaging of adhesive materials, fixed position errors, and color separation errors, etc.) affect the emission wavelength, brightness and brightness of the same batch of indoor full-color LED displays angle. Therefore, there is a very important process in the production of indoor full-color LED displays-hybrid lights. Evenly mix all the indoor full-color LED displays of the same color, and then insert them into the printed circuit board. The advantage of this is that it can avoid the partial deviation of the indoor full-color LED display module.

2. Production process: After the indoor full-color LED display module is soldered, the position of the LED is fixed and cannot be moved. However, many companies do not have the protection conditions, and there are often conflicts during testing, maintenance, welding color matching, aging, and moving, such as touching indoor full-color LED displays. Then, the so-called full array is performed in front of the plastic. The lights on the indoor full-color LED display are irregularly distorted, and the color of the module is easy to change.

3. Power supply problem: It is impossible to estimate the materials selected when designing indoor full-color LED display (including the selection and use of power supply), and the power supply system has problems, resulting in uneven power supply for the LED modules.

4. Control system, control integrated circuit: Because indoor full-color LED display manufacturers do not have the design, development, testing and production capabilities of LED display control systems and control integrated circuits. Of course, the produced display cannot be guaranteed, and various parameters can be adjusted.

Therefore, if the color of the LED lamp is separated from the LED display module during the production process, the module can only be repaired or replaced. If there is a power supply problem, replace the power supply. If it is a control system and integrated circuit problem, the manufacturer can only be required to maintain or solve it.