After the full -color LED display is installed, how should the owner accept it? What do you need to pay attention to? Let’s take a look at the acceptance method of full -color LED display:
Detection of Screen Appearance
Visual inspection can initially perceive whether there is a problem with the screen panel of the LED display screen
1. There should be no signs of falling off the layer attachment;
2. The appearance of the silk print, the content of the silk marks should be cleaned, uniform, complete, the hairless edges, tails, defects, and pollution.
3. The displayed color consistency is better. The same batch of products should not have the phenomenon of coloring and not bright. The color is consistent with the model. The colorless appearance appears. Flowering, mechanical damage.
Test the panel
Mainly with the help of the cricket ruler, horizontal and tape measure assistance, inspectors must strictly provide drawings to the box on the box one by one in accordance with the designer. The
1. The appearance and size error of the appearance of the LED display panel cannot exceed 0.5mm, and the different diagonal difference cannot exceed 1mm;
2. The manufacturing of the LED module holes should ensure the flatness of the plane after welding. The surrounding panels must not be tilted, curved, deformed, the plane error is less than 1mm, the size of the front panel position of the box is strictly controlled, the pore diameter and the pore distance The error is less than 0.1mm. The X and Y directions of the group hole axis should be on the same line and the straight lines should be perpendicular to the edge of the box, respectively, and the verticality is less than 1mm;
3. Check whether the burrs are taken out, whether the sharp corner is blunt, and the phenomenon of scraping and assassin is not allowed;
4. The welding parts of the box must be welded. There must be no phenomenon of virtual welding, welding, and leakage welding. The solder joints must be polished and flat. The weld must be sealed to meet the waterproof requirements, smooth, and no sharp corners;
5. Each nut and nuts must be treated with toothed to ensure that the screws can be smoothly locked and taken out;
6. Check whether the overall assembly of the panel is reinforced in accordance with the process specified in the drawings. Each accessory needs to use existing standard parts. When assembling
The full -color LED display needs to pay attention to the appearance defects such as particles, dew, and hemp points. The appearance of the silk print cannot occur. Adaptation, etc., can only meet the product requirements of the product, and can be regarded as a qualified product. Here is the acceptance steps after the full -color LED display is installed. I hope this article can help you.
Post time: Mar-09-2023
