Sinumerik Alarm 12726 Channel %1 block %2 illegal plane selection with parallel axes
%1 = Channel number
%2 = Block number, label
In a block with plane selection (G17 – G19), a basic axis of the coordinate system must not be programmed together with the parallel axis assigned to it.
– Alarm display.
– Interface signals are set.
– Correction block
For plane selection with G17, G18, G19 either program the basic axis of the coordinate system or the assigned parallel axis.
Clear alarm with NC START or RESET key and continue the program.
- Siemens Diagnostics Guide by Siemens