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8
Chapter 1
Turning the Computer On
To turn on the computer, press the Power button (
®
). You should hear a tone when you
turn on the computer. It takes the computer a few moments to start up.
® Power button
®
Problems Turning the Computer On?
Nothing happens when you press the Power button.
m
The battery may be drained. Make sure that you plugged in the power adapter, and
that the adapter is firmly connected to both the computer and a power source.
m
If the computer still doesn’t start up when you press the Power button, use the tip
of a pen to press the reset button (see page 18) on the back of the computer. Wait a
few seconds and then press the Power button again.
m
If the computer still doesn’t start up, see page 79.
There is a slight delay before the computer starts up.
m
This is normal. When you press the Power button, the PowerBook checks its
memory before it starts up. The more memory installed, the longer the delay.
You see a picture of a disk or a folder with a blinking question mark.
m
This icon usually means that the computer can’t find system software on the hard
disk or any disks attached to the computer. You may need to reinstall system
software. See page 78.