HEIDENHAIN TNC 620 (340 56x-01) - Manual (Page 469)

HEIDENHAIN TNC 620 469
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Interruption through the machine STOP button
 Press the machine STOP button: The block that the TNC is currently
executing is not completed. The NC stop signal in the status display
blinks (see table).
 If you do not wish to continue the machining process, you can reset
the TNC with the INTERNAL STOP soft key. The NC stop signal in
the status display goes out. In this case, the program must be
restarted from the program beginning.
Moving the machine axes during an interruption
You can move the machine axes during an interruption in the same
way as in the Manual Operation mode.
Application example:
Retracting the spindle after tool breakage
 Interrupt machining.
 Enable the external direction keys: Press the MANUAL OPERATION
soft key.
 Move the axes with the machine axis direction buttons.
Symbol Meaning
Stops the program run
On some machines you may have to press the machine
START button after the MANUAL OPERATION soft key to
enable the axis direction buttons. Refer to your machine
manual.