HEIDENHAIN TNC 640 (34059x-01) ISO programming - Manual (Page 58)

58 Introduction
2.3 Oper
ating Modes
2.3 Operating Modes
Manual Operation and El. Handwheel
The Manual Operation mode is required for setting up the machine
tool. In this mode of operation, you can position the machine axes
manually or by increments, set the datums, and tilt the working plane.
The El. Handwheel mode of operation allows you to move the
machine axes manually with the HR electronic handwheel.
Soft keys for selecting the screen layout (select as described
previously)
Positioning with Manual Data Input
This mode of operation is used for programming simple traversing
movements, such as for face milling or pre-positioning.
Soft keys for selecting the screen layout
Window Soft key
Positions
Left: positions, right: status display
Window Soft key
Program
Left: program blocks, right: status display