HEIDENHAIN SW 68894x-02 - Manual (Page 477)

HEIDENHAIN CNC PILOT 640 477
6.4
The
zoom
function
Modifying the section with the zoom menu
 When you activate the zoom menu, a red frame is shown in the
simulation window. This red frame indicates the zoom area, which
you can select using the Take over soft key or the Enter key. Use
the following keys to change the frame size and position:
Keys for modifying the red frame
The arrow keys move the red frame in the indicated
direction.
Reduces the size of the red frame.
Increases the size of the red frame.