Waiting For Nck Connection: Sinumerik 810d

If you are still seeing this error, it may be time to consult with a specialized Siemens CNC service technician.

This is the "face" of the machine, handling the HMI, graphical display, and user inputs. The CCU (Compact Control Unit): sinumerik 810d waiting for nck connection

If after completing Steps 1–5 you still see the error with a stable "6" on the NCU, suspect a or failed backplane . At this age, repair may exceed the value of the control. Consider: If you are still seeing this error, it