Blocks and Inserts - Introduction to AutoCAD 2011: 2D and 3D Design - page 187

Wblocks
Wblocks or written blocks are saved as drawing fi les in their own right and
are not part of the drawing in which they have been saved.
Example - wblock ( Fig. 9.19 )
1. Construct a light emitting diode ( LED ) symbol and enter w at the
command line. The Write Block dialog appears ( Fig. 9.19 ).
2. Click the button marked with three full stops ( … ) to the right of the File
name and path fi eld and from the Browse for Drawing File dialog
which comes to screen select an appropriate directory. The directory
name appears in the File name and path fi eld. Add LED.dwg at the
end of the name.
3. Make sure the Insert units is set to Millimetres in its popup list.
4. Click the Select objects button, Window the symbol drawing and when
the dialog reappears, click the Pick point button, followed by selecting
the left-hand end of the symbol.
5. Finally click the OK button of the dialog and the symbol is
saved in its selected directory as a drawing fi le LED.dwg in its
own right.
Fig. 9.19 Example - Wblock