Light box light flashing may be caused by a variety of reasons, the following is the possible cause analysis:

1. Power supply problem

A common cause of flickering light box lights is unstable power supply. If the power supply voltage fluctuates greatly, the current in the light box will be unstable, causing the light to flicker. In this case, you usually need to check the power supply line to ensure that the power supply is stable.

2, bulb or LED lamp problem

Problems with the bulb or LED itself can also cause the light to flicker. For example, loose, aging or damaged light bulbs can cause unstable current transmission, which can cause light flickering. At this point, you need to replace a new bulb or LED light to solve the problem.

3. Driver or circuit problem

A faulty driver or improper circuit design inside the light box may also cause the light to flicker. The driver is an important part of controlling the brightness and color of the light, and if it fails, it may cause the current transmission to be abnormal, which will cause the light to flicker. In addition, the circuit design is unreasonable or there is a short circuit situation may also cause the light to flicker. In this case, you need to check and repair the circuit, or replace the driver.

4. Environmental issues

In some special environments, such as high temperature, humidity and other extreme environments, light box lights may flicker. This is because these environmental factors may cause the performance of the electronic components inside the light box to be unstable, thus affecting the normal display of the light. In response to this situation, some measures can be taken to improve the environmental situation, such as increasing heat dissipation equipment and keeping the environment dry. If the surrounding environment is difficult to change, you can also consider using light box products that are more adapted to these environments.

In short, to solve the problem of light box light flicker needs to be investigated and dealt with from many aspects, from the power supply to the bulb to the internal driver and circuit environmental problems, etc. Only in the case of ensuring that all parts of the normal operation, can effectively solve the problem of light flicker.