Apple Video System - Manual (Page 74)

2 Adjust the volume to your liking.
Movies are captured at the current volume setting. For
example, if the sound is muted, your recorded movie will
not have any sound.
3 Choose Show Controls Window from the Windows menu.
The Controls window appears.
4 Click the video camera icon.
The capture controls appear.
5 Wait until the sequence that you want to capture begins.
The Controls window can remain open without affecting
what happens in the video window.
68 Chapter 3