Apple Macintosh PowerBook 150 - Manual (Page 31)

6 Roll the trackball so that the arrow is on the picture of the man labeled
“Macintosh Basics.”
7 Press the trackball button twice in quick succession.
Now your screen should look like the following picture:
If you don’t see this screen, try again, paying special attention to the
following:
m Make sure the tip of the arrow is touching the picture, not the words
beneath it.
m Be sure to press the trackball button twice.
m Press twice quickly and be careful not to roll the trackball while you press.
8 Follow the instructions on the screen and work through the tour.
When you finish the tour, continue with the rest of this chapter.
21 Learning to Use Your Computer
Move the arrow so that it
is on top of this picture.