Sinumerik Alarm 16939 Channel %1 action %2 rejected due to active gear change
%1 = Channel ID
%2 = Action number/action name
Reorganization events that are possible in Stop state, e.g mode change, are waiting for the end of the gear change. However, the maximum waiting period has elapsed.
– Alarm display.
– Interface signals are set.
Repeat action or increase MD GEAR_CHANGE_WAIT_TIME.
Clear alarm with the Delete key or NC START.
- Siemens Diagnostics Guide by Siemens