HEIDENHAIN TNC 320 (340 551-01) - Manual (Page 86)

86 4 Programming: Fundamentals of NC, File Management, Programming Aids
4.5 Int
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Block number display ON/OFF
8 Shift the soft-key row (see figure at upper right).
8 To show block numbers: Set the SHOW OMIT BLOCK
NR. soft key to SHOW.
8 To omit block numbers: Set the SHOW OMIT BLOCK
NR. soft key to OMIT.
Erasing the graphic
8 Shift the soft-key row (see figure at upper right).
8 Delete graphic: Press CLEAR GRAPHIC soft key.
Magnifying or reducing a detail
You can select the graphics display by selecting a detail with the frame
overlay. You can now magnify or reduce the selected detail.
8 Select the soft-key row for detail magnification/reduction (second
row, see figure at center right).
The following functions are available:
8 Confirm the selected area with the WINDOW DETAIL
soft key.
With the WINDOW BLK FORM soft key, you can restore the original
section.
Function Soft key
Show and move the frame overlay. Press and
hold the desired soft key to move the frame
overlay.
Reduce the frame overlay—press and hold the
soft key to reduce the detail.
Enlarge the frame overlay—press and hold the
soft key to magnify the detail.