Sinumerik Alarm 17070 Channel %1 block %2 data is write-protected
%1 = Channel number
%2 = Block number, label
An attempt was made to write to a write-protected variable (e.g. a system variable). Safety Integrated: Safety system variables can only be modified from the safety SPL program.
– Alarm display.
– Interface signals are set.
– Correction block is reorganized.
Please inform the authorized personnel/service department. Modify part program.
Clear alarm with NC START or RESET key and continue the program.
- Siemens Diagnostics Guide by Siemens