Layers and Visibilities
Select the layers to be edited, or change the visibility of layers or parts in the dialog box.
- Layer Selection
- Select the layer you want to edit. Select the check box  in front of the layer . You
          can select an editing function as soon as you close the dialog box by clicking OK. The
          layer remains selected until you remove the selection by pressing the Esc key. in front of the layer . You
          can select an editing function as soon as you close the dialog box by clicking OK. The
          layer remains selected until you remove the selection by pressing the Esc key.
- Layer Visibility
- Select the check boxes for those layers whose space reservations you want to show in the model.
- Parts Visibility
- Select the check boxes for those layers whose parts you want to show in the model.


 The space reservation
          of the layer is hidden in the model.
 The space reservation
          of the layer is hidden in the model.