What to do if the LED display fails to load during use
With the development of the technological era, LED display screens are becoming more and more diversified and multi-functional. Nowadays, outdoor LED display screens can be seen everywhere in first-tier city shopping malls, shopping malls, and overtime. Talk about what to do if the LED display fails to load during use, how can we solve this problem
1. Check whether the jumper cap is loose or falling off; if the jumper cap is not loose, make sure that the jumper cap is in the correct direction.
2. Check and confirm that the serial cable used to connect to the controller is a straight-through cable, not a crossover cable.
3. Check and confirm that the serial cable is intact and that there is no looseness or shedding at both ends.
Fourth, choose the correct product model, correct transmission method, correct serial port number, correct serial transmission rate in accordance with the LED display control software and the control card selected by yourself, and set it correctly according to the DIP switch diagram provided in the software Control the address bits and serial transmission rate on the system hardware.
5. Make sure that the control system hardware is properly powered on.
Sixth, if after the above checks and corrections it still fails to load, please use a multimeter to measure whether the serial port of the connected computer or control system hardware is damaged. To confirm whether it should be returned to the computer manufacturer or the control system hardware should be returned to the test
The above six points are summarized by our three-color display experience. It is recommended to save it and help you when necessary.