To Set the Active Depth Graphically

Select the Set Active Depth view control.
Select the view in which you want to set the Active Depth.
Enter a data point at the desired location.
The View Independent ACS triad is set at the location selected and the Active Depth is set to the point of Origin of the ACS Triad.
Note: For view-dependent ACS, Active Depth is set to the plane parallel to the top view of respective ACS and passing through ACS triad origin.