Siemens Sinumerik 840D sl Programming Manual page 150

G code table
Note
In general, the G functions mentioned in
control system or during RESET. Data about the actual settings can be found in the
documentation of your machine manufacturer.
The G functions mentioned in
your control system can be found out from the documentation of your machine manufacturer.
150
are defined by the NC during activation of the
1)
are optional. Whether the relevant function is available on
2)
Programming Manual, 06/09, 6FC5398-7BP10-1BA0
ISO Milling