Apple iBook G4 manual Other Problems, If the display suddenly goes black or your system freezes

•If you recently installed additional memory, make sure that it is correctly installed and that it is compatible with your computer. See whether removing it allows the computer to start up (see page 51).

•If you are still unable to start up your computer, see the service and support information that came with your iBook G4 for information on contacting Apple for service.

If the display suddenly goes black or your system freezes

Try restarting your system.

1Unplug any devices that are connected to your iBook G4 except the power adapter.

2Hold down the Command (x) and Control keys and press the Power button (®) to restart the system.

3Let the battery charge to at least 10 percent before plugging in any external devices and resuming your work.

To see how much the battery has recharged, look at the Battery status icon in the menu bar.

Other Problems

If you forgot your password

You can reset your administrator password.

1Insert your Install disc.

•If you have an iBook G4 Mac OS X Install Disc 1 CD, insert it into your computer. Then restart your computer and hold down the C key as it starts up.

•If you have two iBook G4 Software Install and Restore DVDs, insert the first disc into your computer. Then restart your computer and hold down the C key as it starts up.

2Choose Installer > Reset Password from the menu bar. Follow the instructions on the screen.

If you have a problem with an application

•For problems with software from a manufacturer other than Apple, contact the manufacturer.

Software manufacturers often provide software updates on their websites.

•You can configure your iBook G4 to automatically check for and install the latest Apple software using the Software Update pane of System Preferences. For more information, choose Help > Mac Help from the menu bar and search for “Software Update.”

Chapter 5 Troubleshooting

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