The solution to the problem of Outdoor Front Maintenance Led Display screen

Outdoor Front Maintenance Led Display with magnetic pillar, easy to repair; after maintenance with copper pillar, cheap, front maintenance display screen body thin, does not take up space, save material, lightweight, easy to install, suitable for installation of indoor screen, directly hang to the wall, easy to repair. Outdoor Front Maintenance Led Display is generally installed on the wall, can not be repaired from the back of the screen, only from the front of the screen will have problems with the module removed for repair; after maintenance is to open the box behind the screen for repair. After maintenance is to open the box behind the screen for repair. Inevitably encounter some problems in the use of the process, the following are the more notable 2

l  Outdoor Front Maintenance Led Display appears the reason for the screen all black

l  The reason for the bright-line or screen becoming blurry for a few seconds when the Outdoor Front Maintenance Led Display is first powered on

Reasons for a black screen on Outdoor Front Maintenance Led Display

Occasionally, we encounter the phenomenon of a black screen on the Outdoor Front Maintenance Led Display in the course of control system operation. The same phenomenon may be caused by a variety of different reasons, even the process of screen blackening may also vary depending on different operations or due to different environments. For example, the Outdoor Front Maintenance Led Display may be black as soon as it is powered on, or it may be black during the loading process, or it may be black after it is sent, etc.: Make sure that all hardware, including the control system, is properly powered on. (+5V, do not reverse or connect wrong) Check and double-check if the serial cable used to connect to the controller is loose or off. (If it becomes black during the loading process, it is likely to be caused by the cause, that is, the communication process is interrupted by a loose communication line, so the screen becomes black, do not think that the screen body did not move, the line can not be loose, please check it with your hands, which is important to want to quickly solve the problem.) Check and confirm that the HUB distribution board is connected to the LED screen and the main control card is tightly connected and not inserted backwards.

Reasons for the bright-line for a few seconds or blurred screen when the Outdoor Front Maintenance Led Display is first powered on

After the screen controller is properly connected to the computer and HUB distribution board and screen, you need to provide +5V power to the controller to make it work normally (at this time, do not connect it directly to 220V). At the moment of power-on, a bright line or "splash screen" will appear on the Outdoor Front Maintenance Led Display for a few seconds, which is a normal test phenomenon to remind users that the screen is about to start working normally. Within 2 seconds, the phenomenon will be eliminated automatically and the screen will enter normal operation.

Shenzhen Atop Led Opto Electronic Co., Ltd is a large high-tech enterprise integrating R&D, production, sales and engineering services. Specializing in the supply of various green and energy-saving LED products for customers.