HEIDENHAIN TNC 640 (34059x-01) - Manual (Page 16)

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4.1 Adding Comments ..... 124
Application ..... 124
Entering comments during programming ..... 124
Inserting comments after program entry ..... 124
Entering a comment in a separate block ..... 124
Functions for editing of the comment ..... 125
4.2 Display of NC Programs ..... 126
Syntax highlighting ..... 126
Scrollbar ..... 126
4.3 Structuring Programs ..... 127
Definition and applications ..... 127
Displaying the program structure window / Changing the active window ..... 127
Inserting a structuring block in the (left) program window ..... 127
Selecting blocks in the program structure window ..... 127
4.4 On-Line Calculator ..... 128
Operation ..... 128
4.5 Programming Graphics ..... 130
Generating / not generating graphics during programming ..... 130
Generating a graphic for an existing program ..... 130
Block number display ON/OFF ..... 131
Erasing the graphic ..... 131
Showing grid lines ..... 131
Magnifying or reducing a detail ..... 131
4.6 Error Messages ..... 132
Display of errors ..... 132
Open the error window ..... 132
Closing the error window ..... 132
Detailed error messages ..... 133
INTERNAL INFO soft key ..... 133
Clearing errors ..... 134
Error log ..... 134
Keystroke log ..... 135
Informational texts ..... 136
Saving service files ..... 136
Calling the TNCguide help system ..... 136
4.7 Context-Sensitive Help System ..... 137
Application ..... 137
Working with the TNCguide ..... 138
Downloading current help files ..... 142
4 Programming: Programming Aids ..... 123