HEIDENHAIN TNC 640 (34059x-05) ISO programming - Manual (Page 545)

Programming and executing simple machining operations 16.1
16
TNC 640 | User's ManualDIN/ISO Programming | 1/2015
545
Protecting and erasing programs in $MDI
The $MDI file is generally intended for short programs that are
only needed temporarily. Nevertheless, you can store a program, if
necessary, by proceeding as described below:
Select the Programming mode of operation
To call the file manager, press the PGM MGT key.
Move the highlight to the $MD file
Copy a file: Press the COPY soft key
DESTINATION FILE =
Enter the name under which you want to save the current
contents of the $MDI file, e.g.
BORE.
Press the OK soft key
Close the file manager: END soft key
For more information: see "Copying a single file", page 118.