Apple Final Cut Pro 7 - Manual (Page 615)

4 Drag the clip in the Viewer to the Overwrite section of the Edit Overlay in the Canvas.
The resulting edit looks like this:
Audio precedes the video.
Video begins at the
In point you set.
Example: Simple Edit in the Viewer and a Split Edit in the Canvas
If you set simple edit points in the Viewer and a split edit in the Canvas or Timeline,
Final Cut Pro lines up the In point of the clip in the Viewer with the corresponding split
audio or split video In point that you set in the Canvas or Timeline. This method can be
used to backtime a split edit, as well.
To set edit points in the Viewer and a split edit in the Canvas or Timeline
1 Set an In point in your clip in the Viewer.
2 Set an Out point in your clip in the Viewer.
The resulting edit points
look like this.
615 Chapter 41 Split Edits