Sinumerik Alarm 12475 Channel %1 block %2 invalid G function number %3 programmed
%1 = Channel number
%2 = Block number, label
%3 = G code number
A non-allowed G function number (parameter 3) has been programmed for a G group with indirect G code programming. Only the G function numbers indicated in the Programming Guide “Fundamentals”, Section 12.3 “List of G functions/Path conditions” are allowed.
– Alarm display.
– Interface signals are set.
– Correction block is reorganized.
Modify part program.
Clear alarm with NC START or RESET key and continue the program.
- Siemens Diagnostics Guide by Siemens