3HEIDENHAIN TNC 426 B, TNC 430
1.2 Visual Display Unit and Keyboard
Visual display unit
The TNC is available with either a color CRT screen (BC 120) or a
TFT flat panel display (BF 120. The figures at right show the keys
and controls on the BC 120 (upper right) and the BF 120 (middle
right).
Header
When the TNC is on, the selected operating modes are shown
in the screen header: the machining mode at the left and the
programming mode at right. The currently active mode is
displayed in the larger box, where the dialog prompts and TNC
messages also appear (unless the TNC is showing only
graphics).
Soft keys
In the footer the TNC indicates additional functions in a soft-key
row. You can select these functions by pressing the keys
immediately below them
. The lines immediately above the
soft-key row indicate the number of soft-key rows that can be
called with the black arrow keys to the right and left. The line
representing the active soft-key row is highlighted.
Soft key selector keys
Switching the soft-key rows
Setting the screen layout
Shift key for switchover between machining and programming
modes
Keys on BC 120 only
Screen demagnetization;
Exit main menu for screen settings
Select main menu for screen settings;
In the main menu: Move highlight downward
In the submenu: Reduce value
Move picture to the left or downward
In the main menu: Move highlight upward
In the submenu: Increase value
Move picture to the right or upward
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In the main menu: Select submenu
In the submenu: Exit submenu
See next page for the screen settings.
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1.2 Visual Display Unit and Keyboard
Dkap1.pm6 30.06.2006, 07:033
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