User manual

Troubleshooting 77
If you have problems with your Internet connection
m Make sure your telephone line or network cable is connected and functioning properly.
m If you are using a dialup Internet connection, make sure that your telephone cord is
plugged into the modem port (marked with the icon W) and not the Ethernet port
(marked with the icon G).
m Choose Help > Mac Help. There you will find how to locate your Internet settings and
the contact information for your Internet service provider (if you used the Setup Assistant
to get your Internet account).
If you have a problem using your computer or working with the Mac OS
m If the answers to your questions are not in this manual, look in Mac Help for instructions
and troubleshooting information.
m Check the Apple Support website at www.apple.com/support for the latest
troubleshooting information and software updates.
If you suspect a problem with your computer hardware
m You can use the Apple Hardware Test CD to help determine if there is a problem with one
of your computer’s components, such as the memory or processor.
Locating Your Product Serial Number
The serial number for your PowerBook is located on the inside wall of the battery bay. For
instructions on removing the battery, see “Removing and Replacing the Battery” on page 51.
You can also see the serial number by opening Apple System Profiler (in Applications/
Utilities) and clicking the System Profile tab.
LL2222.Book Page 77 Friday, December 13, 2002 12:11 PM