4. Align the contacts of the battery with thecorresponding connectors on the batterycompartment, and insert the battery in the directionof the arrow.5. To replace the back cover, direct the top lockingcatches toward their slots, and press down until thecover locks into place.Charge the batteryYour battery has been partially charged at the factory. Ifthe device indicates a low charge, do the following:1. Connect the charger to a wall outlet.2. Connect the charger plug to the USB port in the device.3. When the device indicates a full charge, disconnect thecharger from the device, then from the wall outlet.You do not need to charge the battery for a specific lengthof time, and you can use the device while it is charging. Ifthe battery is completely discharged, it may take severalminutes before the charging indicator appears on thedisplay or before any calls can be made.Charging with the USB data cableCharging with the USB data cable is slower than chargingwith the charger. Charging with the USB data cable maynot work if you use a USB hub. USB hubs may beincompatible for charging a USB device.Charging with the USB data cable may take a long time ifthe battery is completely discharged.When the USB data cable is connected, you can transferdata at the same time as charging.1. Connect a compatible USB device to your device usinga compatible USB data cable.Depending on the type of the device that is used forcharging, it may take a while for charging to start.2. If the device is switched on, select from the availableUSB modes. 13 Get started