Sinumerik Alarm 20073 Channel %1 axis %2 cannot be repositioned
%1 = Channel number %2 = Axis number
The concurrent positioning axis cannot be positioned because it has already been restarted via the VDI interface and is still active. No repositioning motion takes place and the motion initiated by the VDI interface is not affected.
– Alarm display.
Clear alarm with the Delete key or NC START.
- Siemens Diagnostics Guide by Siemens