Apple Final Cut Pro 5 - Manual (Page 442)

Chapter 7 Setting Edit Points for Clips and Sequences 107
II
Setting In and Out Points to Include a Whole Clip
If you decide that you want to set In and Out points at the very beginning and end of
your clip (the default), it’s easy to do.
To set In and Out points at the clip Media Start and Media End (the beginning
and end of the clip):
1 Open a clip in the Viewer.
2 Do one of the following:
 Click the Mark Clip button.
 Choose Mark > Mark Clip.
 Press X.
Reviewing Your Edit Points
When you’ve set the In and Out points you think you want to use, check your edit points
to make sure that you’ve included all the frames you need for the clip you’re editing.
To view your clip from its In point to its Out point, do one of the following:
m Click the Play In to Out button.
m Press Shift-\ (backslash).
m Choose Mark > Play > In to Out.
Mark Clip button