Our name is Gao Jin photoelectric, we can not give you the lowest price, but we can give you the highest quality; we prefer to explain the price while not willing to apologize for the quality of life! However, we believe that only perfect quality, is our proud! We will not betray the interests of short-term future of Jinan led module, we strive to uphold slim led module, only to be recognized and to follow more and more customers, which is our greatest power to move forward, because we are the brand led module, what is the brand! Brand is the quality assurance, a symbol of quality! ! ! 2 How to solve the problem of LED electronic screen Huaping Huaping full-color LED electronic screen does not display a variety of reasons in Beijing led module, here full-color LED electronic screen Huaping how to solve a summary. The need to address issues of common LED Huaping need to do the following five elements: 1, LED electronic screen the video can not display Solution: Check the electronic display power supply is normal, if there is strong 220V AC input 2, LED electronic screen display is not normal, the video solution : (1) LED control card parameter settings are correct, there is no signal is transmitted to the electronic display LED control card; (2) the communication line is normal communication, LED control card Check whether a signal input; (3) LED Control Card 5V power supply is normal; 3, the electronic display section Screen display is not normal, such as black screen, the video Solution: Look at the display screen body power supply abnormality is working; the signal transmission line fault; Screen single module failure. A. output have led module, Sichuan | led module | Gao Jin photoelectric provided by Jinan Optoelectronics Technology Co., Ltd. Gao Jin. Jinan Gao Jin Optoelectronics Technology Co., Ltd. (www.gjlled.cn) strong, credible, in Jinan, Shandong liquid crystal device industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Gao Jin photoelectric and you hand into the brilliant, for a better future!