Click Add underneath the Axis box.
A dialog box displays asking you whether you want to create an X or Y-axis.
Click the axis you want to create.
An AxisN displays
N is the next number up from the last AxisN (unnamed) axis.
If a named axis and an Axis0 exists, then the next axis created will initially display as Axis1.
Configure the new axis in the same manner that you configured the primary X and Y-axes.
Configure the XY Plot SmartObject axes.