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Technology | what are the requirements of LED display in studio application design?

319 views admin 2021-06-28

LED display in studioWith the development of economy and the continuous progress of society, LED display screen has gradually come into our life. It is widely accepted by people because of its beautiful appearance, light and other characteristics. Although the LCD screen brings us different visual enjoyment, it is actually relatively fragile and prone to small failures. So how to detect the LED display when it fails? The following small series to introduce how to detect LED display failure.

Power distribution safety design

LED large screen system is mainly composed of LED display box, screen controller (transmitting and receiving equipment), video signal processor (splicing device), input signal switching matrix, control computer, power supply and distribution system, etc.

Power distribution is the blood of the entire large screen system. When designing the distribution, we should consider the maximum power and current of the large screen to determine the size of the air switch and the thickness of the cable. All new systems should consider using LED large screens when designing infrastructure. The studio should have enough power. Because of the broadcast demand of radio and television, there must be two different types of power supply in the design. Each type shall be capable of independently loading the entire LED display and shall be used as the main and standby power supply for large screen systems.

 

Weak current signal process design

Many large screen systems are commercial and outdoor based. Video playback source interface is DVI or HDMI, and many professional equipment is SDI interface. Now in the field of radio and television, the content of rendering LED large screen is the large screen packaging machine of famous manufacturers at home and abroad. Many of them are SDI, DVI and HDMI interfaces.

 

Practical design

LED display is a high energy consumption product, as long as it is on, whether it is on or black. We need to turn off the screen when the program is not being produced or at night. The weak current equipment of large screen system must be switched on and off every day to test its stability and check the quality of power supply and equipment. Therefore, the switch of large screen system must be designed to be convenient and practical. Use the remote control switch on the power distribution box near the large screen to control the switch of the suction device in the power distribution box. Turn on and off every day to observe and listen to the power on state of the large screen.

 

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