Siemens SINUMERIK 840D sl Operating Manual page 35

"REPOS" offsets can be displayed in the machine coordinate system (MCS) or workpiece
coordinate system (WCS).
Selecting "Repos"
"MDA" mode (Manual Data Automatic)
In "MDA" mode, you can enter and execute G code commands non-modally to set up the
machine or to perform a single action.
Selecting "MDA"
"AUTO" mode
In automatic mode, you can execute a program completely or only partially.
Select "AUTO"
"TEACH IN" submode
The "TEACH IN" submode is available in the "AUTO" and "MDA" modes.
There you may create, edit and execute part programs (main programs or subroutines) for
motional sequences or simple workpieces by approaching and saving positions.
Selecting "Teach In"
HMI sl Universal
Operating Manual, 11/2006, 6FC5398-6AP10-1BA0
Press the "REPOS" key.
Press the "MDA" key.
Press the "AUTO" key.
Press the "TEACH IN" key.
Setting up the machine
2.2 Modes of operation
35