Sinumerik Alarm 14756 Channel %1 block %2 motion synchronous action and wrong value
%1 = Channel number
%2 = Block number, label
Value of the synchronous action or the function “Several feeds” is not allowed.
– Correction block is reorganized.
– Interface signals are set.
– Alarm display.
Modify part program. Check whether a negative value was entered for a synchronous action.
Clear alarm with NC START or RESET key and continue the program.
- Siemens Diagnostics Guide by Siemens