The control card is the most prone component of the LED display. Many customers don’t know how to solve the problem after the LED display has a problem, let alone how to check the model of the LED display control card. Today we will talk about the LED in detail. How to check the model of the display control card?

  If you need to check the model of the LED display control card, you must first distinguish the type of control: the computer software generally used by the U disk/serial control card; the mobile APP software or WeChat generally used by the network port/wifi/GPRS control card (yes It is the commonly used WeChat); the led display control card is a hardware device, and it is easy to find the model of the control card after a long time of use.

  method

  1. When you want to view the LED display control card, you need to open the back of the display. Normally, the control card is installed inside the display.

  2. Check whether there is a sticker with the product model on the control card. If there is a model, you can basically find it by directly searching for the model.

  3. If it is not on the sticker, please check the circuit board of the control card at this time. Generally, there will be a model on the circuit board. It is best to use fuzzy search, which can usually be found.

  4. In fact, the fastest way is to use computer software to operate. When the device is online, you can directly view the version number of the control card in the software.

  The LED display control card is a large category. According to various applications or functional requirements, there are many detailed categories:

  1. The universal serial port LED display control card needs to be connected to the display screen through the computer's serial port or USB port to modify the display program;

  2. LED display U disk control card. This kind of control card does not need to be connected to the computer. You can directly use the U disk to modify the content of the display. You need to export the prepared program to the U disk, and then insert the U disk into the LED display. The USB interface of the control card is fine;

  3. The LED display remote control card uses the infrared keyboard remote control to input the program to be displayed. It is equipped with a keyboard remote control, which is mainly used in Europe and the United States, and it is relatively easy to input English. Some people use it in China, but the number is very small. The reason is that it is very troublesome to input Chinese with the remote control;

  4. The short-distance LED display wireless control card is also called RF wireless control card. Its working principle is to modify the program of the display screen by means of RF radio frequency. Need to be equipped with a set of RF transceiver module, install a module on the computer side, and install a module on the control card side;

  5: The bus LED display control card is mainly used for display on the bus. It has the same appearance as the general control card. The main difference is that it is the same as the bus stop announcer or central controller. Connected

  6. Press the key to turn the LED display control card program through the computer to edit, use U disk or serial port to transmit to the LED display control card, use the key to select the program to be displayed;

  7. The wireless LED display control card is also called GSM SMS control card, GPRS wireless control card, which is mainly used to control the display or modify the content of the display through SMS or mobile phone network;