HEIDENHAIN TNC 640 (34059x-02) ISO programming - Manual (Page 218)

Programming: Data transfer from DXF files or plain-language contours
7.1 Processing DXF Files (Software Option)
7
218
TNC 640 | User's Manual for DIN/ISO Programming | 5/2013
Basic settings
The basic settings specified below are selected using the icons
in the toolbar. The icons displayed may vary depending on the
operating mode of the TNC.
Setting Button
Set the zoom to the largest possible view
Change colors (change the background color)
Switch between 2-D and 3-D mode. If 3-D
mode is active, you can rotate and tilt the view
with the right mouse button
Set the unit of measure (mm or inches) of the
DXF file. The TNC then outputs the contour
program and the machining positions in this
unit of measure
The resolution specifies how many decimal
places the TNC should use when generating
the contour program. Default setting: 4
decimal places (equivalent to resolution of 0.1
µm when the unit of measure MM is active).