![](http://pdfasset.owneriq.net/7/0c/70c1af41-32b6-4fe3-ae11-7de9f4c1f835/70c1af41-32b6-4fe3-ae11-7de9f4c1f835-bg14.png)
Step 3: Turn on the computer
n Open the door to the back panel of your computer.
n Press the power button (I) to turn the computer on.
You hear a tone when you turn on the computer. It takes the
computer a moment to start up.
Power button
4 Chapter 1: Setting Up Your Macintosh PowerBook