CAD file printing set to black and white method

CAD File Printing method is set to black and white:

As shown in my CAD diagram, there are three shapes, each color is different:

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There are red circles, green rectangles, magenta pentagon, and I take this as an example to illustrate. Now click Print;

Then appear the Print dialog box, select a good printer, click on the right lap, select the print style, I chose is zwcad, of course your CAD version and I do not, you can choose other, but the method is the same. Select Good after click Yes, and then click on the right button to edit;

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When you click the Edit button, the following Print Style Sheet Editor dialog box appears, and I take a tabular view, for example, on the left is the print style, the right is the feature, for example, I have a red circle on the map, then I choose to print the Red 1 in the style, and then click the dropdown arrow in the right color, choose black, then the printed red circle is black, Now I have all selected the use of object color, then printed on the same as the CAD diagram of the color;

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Now I do not choose to use object color, I choose All Black, and then save, then print out is the black pattern.

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