Apple GarageBand '09 - Manual (Page 45)

Chapter 4 Tutorial 2: Learning to Play Guitar and Piano 45
To record multiple takes:
1 Click the Cycle button in the control bar.
2 Click the section you want to record in. You can Shift-click to select multiple sections.
3 Click the Record button.
4 After the count-in, start playing your instrument.
5 When you’re finished recording, click the Play button.
The recording appears in a strip above the control bar with a number indicating the
number of takes.
To audition takes:
1 Click the number in the upper-left corner of the recording.
2 Choose the number of the take you want to audition from the Takes menu.
To delete a take:
 To delete the currently selected take, choose Delete Selected Take from the Takes
menu.
 To delete all takes except the currently selected take, choose Delete Unused Takes
from the Takes menu.
Changing the Mix of a Lesson
You can change the mix of the teacher’s voice and instrument, your own instrument,
and the instruments in the backing band. This can be useful when you want to hear the
teacher more clearly or hear your own instrument above the mix. You change the mix
of a lesson using the controls in the mixer.
To show the mixer:
m Click Mixer in the upper-right part of the window.