Siemens SINUMERIK 840DE sl Commissioning Manual page 519

Setting the coordinate system
MD52000 $MCS_DISP_COORDINATE_SYSTEM
= 0
With this machine data you adapt the position of the coordinate system of the user interface to the
coordinate system of the machine. In the user interface, all help screens, sequence graphics, simula‐
tions, and input fields with circle direction indication change automatically according to the selected
position.
The following settings can be selected for the coordinate system:
SINUMERIK Operate (IM9)
Commissioning Manual, 12/2017, 6FC5397-1DP40-6BA1
Default setting
21.1 Activating turning/milling/drilling/grinding technologies
Position of the coordinate system
Technologies and cycles
505