Siemens SINUMERIK 840D - Traversing Axes by a Variable Increment

Execution in manual mode
3.3 Traversing axes
Milling
124 Operating Manual, 03/2010, 6FC5398-7CP20-1BA0
3.3.2 Traversing axes by a variable increment
Procedure
1. Select the "Machine" operating area.
Press the <JOG> key.
2. Press the "Settings" softkey.
The "Settings for manual operation" window is opened.
3. Enter the desired value for the "Variable increment" parameter.
Example: Enter 500 for a desired increment of 500 μm (0.5 mm).
4. Press the <Inc VAR> key.
5. Select the axis to be traversed.
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6. Press the <+> or <-> key.
Each time you press the key the selected axis is traversed by the set
increment.
Feedrate and rapid traverse override switches can be operative.