HEIDENHAIN TNC 640 (34059x-02) ISO programming - Manual (Page 121)

Working with the file manager 3.4
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TNC 640 | User's Manual for DIN/ISO Programming | 5/2013
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Displaying graphic files
To open graphics files with the extension bmp, gif, jpg or png
directly on the TNC, proceed as follows:
Call the file manager
Select the directory in which the graphics file is
saved
Move the highlight to the graphics file
Press ENT: The TNC opens the graphics file in its
own application using the ristretto additional tool
With the key combination ALT+TAB you can always return to
the TNC user interface while leaving the graphics file open.
Alternatively, you can also click the corresponding symbol in the
taskbar to switch back to the TNC interface.
More information on how to use the
ristretto function is provided
under Help.
To exit ristretto , proceed as follows:
Use the mouse to select the File menu item
Select the menu item Quit: The TNC returns to the file manager