HEIDENHAIN TNC 640 (34059x-02) ISO programming - Manual (Page 135)

Programming graphics 4.5
4
TNC 640 | User's Manual for DIN/ISO Programming | 5/2013
135
Block number display ON/OFF
Shift the soft-key row: see figure
Show block numbers: Set the SHOW OMIT
BLOCK NR. soft key to SHOW
Hide block numbers: Set the SHOW OMIT BLOCK
NR. soft key to OMIT
Erasing the graphic
Shift the soft-key row: see figure
Erase graphic: Press CLEAR GRAPHICS soft key
Showing grid lines
Shift the soft-key row: see figure
Show grid lines: Press the "SHOW GRID LINES"
soft key