9BatteryYour phone is powered by a rechargeable, standard Li-Ionbattery. A Wall/USB Charger (Charging Head and USB cable)is included with the phone, for charging the battery.The battery comes partially charged. You must fully chargethe battery before using your phone for the first time. A fullydischarged battery requires up to 4 hours of charge time.After the first charge, you can use the phone while charging.Warning! Use only Samsung-approved charging devices andbatteries. Samsung accessories are designed tomaximize battery life. Using other accessories mayinvalidate your warranty and may cause damage.Battery IndicatorThe battery icon in the Status Bar shows battery powerlevel. Before the battery becomes too low to operate, thebattery icon flashes and a tone plays. If you continue usingthe phone without charging, the phone will power off.Tip: Task Manager provides helpful information aboutextending battery life. For more information, see “TaskManager” on page 13.Installing and Removing the BatteryInstalling the battery1. Remove the battery cover.2. Insert the battery into the phone, aligning the goldcontacts on the battery with the gold contacts in thephone.3. Replace the battery cover.Removing the Battery1. Remove the battery cover.2. Lift the battery up and out of the phone, using the slotprovided.3. Replace the battery cover.