Sinumerik Alarm 16904 Channel %1 program control: action %2 not allowed in the current state
Parameters:
%1 = Channel number
%2 = Action number/action name
Definitions:
The operation (program, JOG, block search, reference point, etc.) cannot be started or continued in the current status.
Reactions:
– Alarm display.
Remedy:
Check the program status and channel status.
Program Continuation:
Clear alarm with the Delete key or NC START.
References
- Siemens Diagnostics Guide by Siemens