ECAD > Working With ECAD Assemblies > Creating and Modifying Board Segments > Modifying Board Segments > To Split an Area
  
To Split an Area
1. Click Model > Split Area. The Split Area tab opens.
2. Click Placement. The Placement tab opens.
3. Perform one of the following operations:
◦ When a sketch already exists, click Unlink to break the association with the sketch. An internal sketch is created using a copy of the sketch. Create a sketch and click OK.
◦ When a sketch does not exist, click Define and set references. Create a sketch and click OK.
4. Click to create the split area normal to the driving surface or click to create the split area normal to the offset surface.
5. Accept the default projection direction or click next to to project the sketch to the other side or both sides of the reference plane.
6. Accept the default area selected for the sketch or click next to to toggle the location of the new surface ID to the area inside or to the area outside of the sketch.
7. .