HEIDENHAIN TNC 320 (340 55x-03) - Manual (Page 14)

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4.1 Fundamentals ..... 72
Position encoders and reference marks ..... 72
Reference system ..... 72
Reference system on milling machines ..... 73
Designation of the axes on milling machines ..... 73
Polar coordinates ..... 74
Absolute and incremental workpiece positions ..... 75
Setting the datum ..... 76
4.2 File Management: Fundamentals ..... 77
Files ..... 77
Screen keypad ..... 79
Data backup ..... 79
4.3 Working with the File Manager ..... 80
Directories ..... 80
Paths ..... 80
Overview: Functions of the file manager ..... 81
Calling the file manager ..... 82
Selecting drives, directories and files ..... 83
Creating a new directory ..... 84
Copying a single file ..... 85
Copying a directory ..... 85
Choosing one of the last 10 files selected ..... 86
Deleting a file ..... 86
Deleting a directory ..... 86
Marking files ..... 87
Renaming a file ..... 88
File sorting ..... 88
Additional functions ..... 88
Data transfer to or from an external data medium ..... 89
Copying files into another directory ..... 91
The TNC in a network ..... 92
USB devices on the TNC ..... 93
4.4 Creating and Writing Programs ..... 94
Organization of an NC program in HEIDENHAIN conversational format ..... 94
Define the blank: BLK FORM ..... 94
Creating a new part program ..... 95
Programming tool movements in conversational format ..... 97
Actual position capture ..... 98
Editing a program ..... 99
The TNC search function ..... 103
4 Programming: Fundamentals of NC, File Management, Programming Aids ..... 71