LED display is also one of the electronic products, so some problems will definitely occur after long-term use. The most common problem that appears on the LED display is the flower screen. Then, what to do when the LED display has a flower screen What?
In fact, the cause of the LED display screen is nothing more than: the power supply, the adapter, the board card, and the worst result is that the LED lamp bead burns out. One of the most common faults is the power supply, including damage to the adapter, loose power supply, unstable voltage, weak communication line interface, or damage to the connection line. Knowing the main reason, we can prescribe the right medicine to solve the problem step by step:
1. Reconnect the communication line, carefully check the LED display wiring manual, and then carefully wire it according to the instructions on the manual. The interface should be plugged in tightly to avoid short-circuit or poor contact.
2. Use a multimeter to check the internal connection line of the LED display, find out the line with poor contact or short circuit, and replace with a high-quality circuit connection line.
3. Use a multimeter to check whether the power supply of the LED display is grounded. The screen may become blurred because of this reason. If there is a problem, just ground the power supply.
4. If none of the above methods can solve the problem, it may be that the LED lamp beads or the screen is broken. It is recommended to contact the manufacturer for repair as soon as possible to avoid further deterioration of the broken pixels.
