HEIDENHAIN TNC 407 (280 580) ISO Programming - Manual (Page 119)

TNC 426/TNC 425/TNC 415 B/TNC 407 4 - 2 2
4 Programming
4.4 Program Creation
The following blocks then appear on the TNC screen as program text:
% NEW G71 ❊ ❊ ❊ ❊ ❊
Block 1: Program begin, name, dimensional unit
N10 G30 G17 X+0 Y+0 Z–40 ❊ ❊ ❊ ❊ ❊
Block 2: Tool axis, MIN point coordinates
N20 G31 G90 X+100 Y+100 Z+0 ❊ ❊ ❊ ❊ ❊
Block 3: MAX point coordinates
N99999 % NEW G71 ❊ ❊ ❊ ❊ ❊
Block 4: Program end, name, dimensional unit
The dimensional unit used in the program appears behind the program
name (G71 = millimeters).