How to solve the Front Service LED Display fault? The Front Service LED Display does not display properly for a variety of reasons.
If the new screen is powered on, it may be that the control card settings are not scanned correctly, or the cable is not plugged in (check the cable from the control card to the first board). This problem can also occur when the 5V power supply is connected incorrectly.
If you suddenly find this phenomenon after using it for a while, in addition to the control card failure, the biggest possibility is that the board is filled with water to burn the chip or power.
Also try to connect the display of a DVI interface first, see if the DVI output port of the graphics card is normal. In the case of a general star rain card, the resolution of the DVI interface is 1024*768. The cause of the Front Service LED Display screen may also be a graphics card issue or a drive issue. Try to unplug the network cable of the receiving card behind the display and press the debug button on the receiving card to see if the screen scan is normal.
In addition, other reasons for causing the Front Service LED Display are also available for your reference:
1, Front Service LED Display can not be displayed
Solution: Check if the Front Service LED Display is powered normally, and if there is a 220V power input.
2, Front Service LED Display is not normal, flower screenSolution:
(1) Is the LED control card parameter setting correct, and there is no signal transmitted to the Front Service LED DisplayLED control card;
(2) Whether the communication line is communicating normally, check whether the LED control card has signal input;
(3) Whether the 5V power supply of the LED control card is normal;