HEIDENHAIN TNC 620 User Manual page 417

Generating a complete L Block
Your machine tool builder can assign any function
to the "Generate NC block" handwheel key. Refer to
your machine manual.
Select the Positioning with MDI operating mode
If required, use the arrow keys on the TNC keyboard to select
the NC block after which the new L block is to be inserted
Activate the handwheel
Press the "Generate NC block" handwheel key: The TNC inserts
a complete L block containing all axis positions selected through
the MOD function
Features in the program run modes of operation
You can use the following functions in the Program Run modes of
operation:
NC start (handwheel NC-start key)
NC stop (handwheel NC-stop key)
After the NC-stop key has been pressed: Internal stop
(handwheel soft keys MOP and then STOP)
After the NC-stop key has been pressed: Manual axis traverse
(handwheel soft keys MOP and then MAN)
Returning to the contour after the axes were moved manually
during a program interruption (handwheel soft keys MOP
and then REPO). Operation is by handwheel soft keys, which
function similarly to the control-screen soft keys, See "Returning
to the contour", page 487
On/off switch for the Tilted Working Plane function (handwheel
soft keys MOP and then 3D)
TNC 620 | User's Manual
HEIDENHAIN Conversational Programming | 5/2013
Moving the machine axes 13.2
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