Sinumerik Alarm 10223 Channel %1: Command %2 is already occupied
%1 = Channel number
%2 = Event name
This channel has received a negative acknowledgement from the inter-channel communication because this command is already active or has not yet been terminated, e.g.:INIT(x,”ncprog”) but a program select request is already active for channel x.
– Alarm display.
This is an indication of possible discrepancies. The program continues if no acknowledgement is called for.
Clear alarm with the Delete key or NC START.
- Siemens Diagnostics Guide by Siemens