Xingshan led display _led_ Jinrui Guang electricity

 Unit board failure:. A whole plate does not shine 1. Check the power supply and signal cable is connected. 2. Check whether the test card to identify the interface Zhijiang led display, test card is not recognized Bristol flashing red led display, check whether the light board test card with the power to Xingshan led display, or light board interfaces signal, shorting cause does not recognize the interface. (Intelligent test card) 3, with or without detection 74HC245 Weld short circuit, if the 245 corresponding enable (EN) signal input and output pins Weld or shorted to other lines. Note: The main check the power and enable (EN) signal. LED display Troubleshooting Process - diagnostic process: 1. Make sure your display is a synchronous or asynchronous display screen; synchronous display shows the dependence of the display settings, asynchronous display does not depend on the monitor settings; 2, make sure your The display screen is a local problem or have a question full-screen display; Xingshan led display _led_ 金锐光 electricity provided by the Science and Technology Co., Ltd. Yichang 金锐光. Yichang 金锐光 Technology Co., Ltd. (www.ycjrgd.com/) strong, credible, in Yichang, Hubei electronic, electrical and other industries cooperation projects accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Jinrui Guang electricity and you hand into the brilliant, for a better future!