Use the phone book
• ERASE THE ENTIRE PHONE BOOK
You can erase the contents of your phone book. Note that this action cannot
be reversed! Once you have performed this procedure, all the stored
information in your phone book is erased.
To erase all the contents of your phone book:
Scroll to Erase all. Press Select.
The message Are you sure? appears.
If you truly want to erase the entire contents of your phone book,
The Security code field appears.
Enter your security code, and press OK.