memory card error rectification in step 7
Hi there, Do you have a specific question about the Memory card?
when I insert MMC in s7-300 plc, plc goes to System Fault.what is the reason & how can I solve it
Ok. You can easily use "Diagnostic Buffer" to figure out what the reason is for the system fault. Watch this video to learn how to use the "Diagnostic Buffer". https://realpars.vhx.tv/online-diagnostics/videos/online-diagnostics-diagnostic-buffer