To Create a Keyframe with the Animator Preview Tool

Select the Animator Preview tool.
Do one of the following:

Use the scroll control to select the time/frame number.

or
In the time/frame number field, key in the required value.
Move the geometry/actors to the required position(s).
Use the Element Selection tool to select the geometry for the key frame.
Click the Create key frame for selected elements icon.
A script entry for the key frame is added to the open script and can be viewed in the Animation Producer dialog.