Apple iPhone/iPhone 3G (User manual) - Manual (Page 7)

Chapter 1 Getting Started 7
2 Connect iPhone to a USB 2.0 port on your Mac or PC using the cable that came with
iPhone.
3 Follow the onscreen instructions in iTunes to register iPhone and sync iPhone with
your contacts, calendars, and bookmarks on your computer, and with music, video, and
other content from your iTunes library.
In the Set Up Your iPhone screen, select “Automatically sync contacts, calendars and
bookmarks” to configure those items to sync automatically when you connect iPhone
to your computer. Or, you can customize your sync settings in iTunes. See the following
section.
Syncing with iTunes
With iPhone, it’s easy to have instant access to your contacts, calendars, and even your
browser bookmarks. iTunes can sync all this information to iPhone, and your music,
video, and other iTunes library content as well.
Setting Up Syncing
You can set iTunes to sync any or all of the following:
Contacts—names, phone numbers, addresses, email addresses, and more 
Calendars—appointments and events 
Email account settings 
Webpage bookmarks 
Ringtones 
Music and audiobooks 
Photos 
Podcasts 
Movies and TV shows 