Siemens SINUMERIK 840D sl Operating Manual page 66

Setting up the machine
2.3 Modes and mode groups
Selecting "Repos"
"MDI" mode (Manual Data Input)
In "MDI" mode, you can enter and execute G code commands non-modally to set up the
machine or to perform a single action.
Selecting "MDI"
"AUTO" mode
In automatic mode, you can execute a program completely or only partially.
Select "AUTO"
"TEACH IN" operating mode
"TEACH IN" is available in the "AUTO" and "MDI" operating 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"
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Press the <REPOS> key.
Press the <MDI> key.
Press the <AUTO> key.
Press the <TEACH IN> key.
Operating Manual, 03/2013, 6FC5398-8CP40-3BA1
Turning