Siemens SINUMERIK 828D Commissioning Manual page 192

Tuning
6.2 Automatic servo optimization
4. On completion of the tuning, the following display appears in which the new values and the
original values should be checked.
Example: Position controller
Example: Speed controller
The new values are accepted when the "Accept" softkey is pressed.
5. The following message indicates that more axes must be tuned to provide a regular
interpolation result:
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Commissioning Manual, 10/2015, 6FC5397-3DP40-5BA3
CNC commissioning