Modes Of Operation - HEIDENHAIN TNC 426 B User Manual

Keyboard
The figure at right shows the keys of the keyboard grouped
according to their functions:
Alphanumeric keyboard
for entering texts and file names, as well as for programming in
ISO format
File management,
pocket calculator,
MOD functions,
HELP functions
Programming modes
Machine operating modes
Initiation of programming dialog
Arrow keys and GOTO jump command
Numerical input and axis selection
The functions of the individual keys are described on the inside
front cover. Machine panel buttons, e.g. NC START, are described in
the manual for your machine tool.

1.3 Modes of Operation

The TNC offers the following modes of operation for the various
functions and working steps that you need to machine a workpiece:
Manual Operation and Electronic Handwheel
The Manual Operation mode is required for setting up the machine
tool. In this operating mode, you can position the machine axes
manually or by increments, set the datums, and tilt the working
plane.
The Electronic 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)
Screen windows
Positions
Left: positions. Right: status display.
HEIDENHAIN TNC 426 B, TNC 430
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Soft key
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