K7M-PLC LG maintenance
Failure phenomenon: can not communicate with the host computer
Repair: customer response, the use of PLC in the process of communication with PC cannot touch screen, cause the device cannot be used normally, after checking the LG-PLC communication module, IC communication fault, communication IC replace LG- PLC communication module and testing the new LG-PLC communication all normal. If you forget to use LG-PLC or similar products have not PLC communication, PLC programmer code, PLC control system interference, electromagnetic interference, system fault, external equipment failures, hardware failures, software failures and other issues, please contact us, we will provide efficient service for you!
Jiahong Weike solve common faults of LG K7M-PLC: the power indicator light does not shine, the output has no output, input control, program error, confusion, not communication, no output, no input module etc.;
Jia Hong Wei repair service hotline: 0755-28916839, 13640994287 Shaw