Справочник Пользователя для National Instruments Ultiboard

To delete a trace that you have just placed, choose Edit»Undo Place Trace 
Segment.  

Complete the following steps to delete an existing trace: 

1.

Select the trace. 

2.

Choose Edit»Delete.  

1.

Select the trace.

2.

Press the D

ELETE

 key. 

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Use the Place»Copper Area command to define copper polygons. 

Complete the following steps to place a copper area: 

1.

Choose a copper layer. 

2.

Choose Place»Copper Area. The pointer has a polygon shape 
attached.  

3.

Left-click all points that are to define the copper area, ending with the 
starting point. 

4.

Optionally, right-click to cancel the Place command. 

Complete the following steps to delete a copper area:

1.

Choose Edit»Copper Delete»Copper Island. 

2.

Click on the copper area you want to delete.