Upgrading from an Original iPhoneContact your cellular service provider for information about upgrading an original iPhone to iPhone 3G. Additional fees may apply.Installing the SIM CardIf your SIM card was not preinstalled, you must install the SIM card before you can use iPhone.SIM cardSIM traySIM eject toolInstalling the SIM card:1Insert the end of the SIM eject tool into the hole on the SIM tray.Press firmly and push it straight in until the tray pops out. If you don?ft have a SIM ejecttool, you can use the end of a paper clip.2Pull out the SIM tray and place the SIM card in the tray.The angled corner of the SIM ensures that the card fits only the correct way in the tray.3With the tray aligned as shown, carefully replace the SIM tray containing the SIM card in iPhone.Registering iPhoneRegistering iPhone with iTunes enables iTunes to identify your iPhone when its connected to your computer and help you manage its contents. You can then sync information with your computer and media from iTunes, and create backups of iPhones contents and settings. You can create an iTunes Store account, or specify an existing account, to enable purchases with iPhone. iTunes also records iPhones serial number in the event you need it for service or in case of loss. 6 Chapter 1 Getting Started