Samsung SGH-T999 User Manual - Page 15

Release Latch To replace the battery cover: Ⅲ Position the battery cover over the battery compartment and press down until you hear a click. SIM Card Overview Important! Before removing or replacing the micro SIM card, make sure the device is switched off. To turn the phone off, hold down the key until the power-off image displays, then tap Power off. The micro SIM card is loaded with your subscription details such as your telephone number, PIN, available optional services, and many other features. Important! The micro SIM card and its information can be easily damaged by scratching or bending, so be careful when handling, inserting, or removing the card. Keep all SIM cards out of reach of small children. Some features on your device (such as Wi-Fi Calling) can be unlocked by using the new micro SIM card. To use this new micro SIM card, call or contact T-Mobile customer service for more information. Getting Started 9