HEIDENHAIN TNC 620 (81760x-01) ISO programming - Manual (Page 340)

Programming: Special functions
11.2 Active Chatter Control (ACC; software option)
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TNC 620 | User's Manual for DIN/ISO Programming | 3/2014
Activating/deactivating ACC
To activate ACC, for the respective tool in the tool table TOOL.T you
first the column
ACC to Y (ENT key = Y, NO ENT key = N).
To activate; deactivate ACC for the machine mode,
Select the Program Run, Full Sequence, the
Program Run, Single Block or the Positioning
with Manual Data Input mode of operation
Shift the soft-key row
To activate ACC, set the soft key to ON and the
TNC displays the ACC symbol in the position
display, See "Status displays", page 73
To deactivate ACC: Set the soft key to
OFF
If collision monitoring is on, in the position display the TNC shows
the symbol .