HEIDENHAIN TNC 640 (34059x-01) ISO programming - Manual (Page 420)

420 Test Run and Program Run
15.1 Gr
aphics
You can also use the mouse with the 3-D line graphics. The following
functions are available:
U In order to rotate the wire model shown in three dimensions: Hold
the right mouse button down and move the mouse. The TNC shows
a directional arrow indicating in which direction the workpiece is
turned
U In order to shift the wire model shown: Hold the center mouse
button or the wheel button down and move the mouse. The TNC
shifts the workpiece in the corresponding direction. After you
release the center mouse button, the TNC shifts the workpiece to
the defined position
U In order to zoom in on a certain area with the mouse: Draw a
rectangular zoom area while holding the left mouse button down.
After you release the left mouse button, the TNC zooms in on the
defined area of the workpiece
U In order to quickly zoom in and out with the mouse: Rotate the
wheel button forward or backward
Block number display ON/OFF
U Shift the soft-key row
U To show block numbers: Set the SHOW OMIT BLOCK
NR. soft key to SHOW
U To omit block numbers: Set the SHOW OMIT BLOCK
NR. soft key to OMIT
Erasing the graphic
U Shift the soft-key row
U Erase graphic: Press CLEAR GRAPHICS soft key
Show grid lines
U Shift the soft-key row: see figure
U Show grid lines: Press the "Show grid lines" soft key
Show workpiece at original size
Display BLK form with lines
Function Soft key