Siemens SINUMERIK 840D sl Operating Manual page 55

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These value changes are available in the part program immediately or after "Reset".
HMI sl Universal
Operating Manual, 01/2008, 6FC5398-6AP10-2BA0
Press the "Clear offset" softkey to reset all entered values.
Press the "WO +" or "WO -" softkey to select the next or previous
offset, respectively, within the selected area ("Active", "Base", "G54 to
G599") without first having to switch to the overview window.
If you have reached the end of the range (e.g. G599), you will switch
automatically to the beginning of the range (e.g. G54).
Machine manufacturer
Please refer to the machine manufacturer's specifications.
Press the "Back" softkey to close the window.
Setting up the machine
2.5 Work offsets
55