How To Understand The Outdoor Display Black Screen

Due to the terminal use of customers do not understand the Outdoor Lcd advertising machine, occasionally there will be a black screen, usually appear black screen can be caused by the following reasons:

1: need to confirm whether the machine's mains supply is normal;

In some cases, the power supply to outdoor equipment trips, or something else disconnects the power supply. However, when the user sees that the screen is not displayed normally, the user will feedback that the machine has a black screen. This situation is easy to deal with, find the power point, after coordination and communication, power to the machine, can be restored to normal use.

2: view the screen display picture, whether backlight caused;

Another part of the situation is that the constant current plate used for equipment for a long service life, or highlighting the LCD screen failure, resulting in regular local backlight is not bright. This phenomenon will also mislead users to feedback to you appear black screen problems. This problem may be caused by poor contact of the backlight power supply line or the failure of the constant current plate, which needs to be replaced.

3: motherboard failure, resulting in the screen is not bright;

There is also a part of the motherboard fault caused by the screen is not bright, the screen does not have a picture display, but the playing sound is normal, the motherboard drive screen lit signal is not, the screen does not work, will also make the user feedback black screen problem. This problem for the motherboard processing, can be solved immediately.

4: unprofessional manufacturers design defects;

Another is called black screen phenomenon in the industry, that is, because the manufacturer is not professional, when designing the whole machine, the cooling system did not do a bit. The internal heat of the equipment can not be discharged outward, but heat accumulation inside. The temperature is super high, exceeding the upper limit of liquid crystal molecular temperature of the LCD screen, and the phenomenon of irregular black screen appears on the screen. Such problems can be solved by adjusting the fan speed or setting the temperature. If there is still no solution, we can only re-produce the machine and replace it. It is recommended to choose professional outdoor advertising machine manufacturers, quality assurance.

5: related to the use of the setting time;

Some users set two working hours for the machine, which works normally from morning to noon and starts at about 3-4 in the afternoon. However, due to the high temperature at noon, the internal heat dissipation system does not work, resulting in high internal temperature. When starting up in the afternoon, the LCD screen cannot work properly due to the high temperature, so the phenomenon of black screen appears.

Professional equipment needs professional technical support, Risingstar outdoor Highlight focus on outdoor LCD research and development, production and sales, professional research and development and after-sales team to provide you with professional outdoor display solutions, welcome inquiry.