Sinumerik Alarm 18102 Channel %1 block %2 invalid value assigned to FXSW[ ]
%1 = Channel number
%2 = Block number, label
Only positive values including zero are valid at the present time.
– Alarm display.
– Interface signals are set.
– Correction block is reorganized.
Clear alarm with NC START or RESET key and continue the program.
- Siemens Diagnostics Guide by Siemens