before the indicator light starts blinking or before any callscan be made.Charge the battery using the USB cableYou can charge your device using a compatible USB device,for example a computer, when a wall outlet is not available.You can also transfer data while charging the device.1 Connect a compatible USB cable between a compatibleUSB device and your device.Depending on the type of device that is used for charging,it may take a while for charging to start.2 If your device is switched on, USB mode options aredisplayed. Select Mass storage mode or PC Suitemode to make sure that your device receives enoughpower from USB charging.The indicator light blinks when the device is charging. Theindicator light stays lit when the battery is fully charged.If the battery is completely discharged, allow some time forcharging before using your device.If your device is on and you have many applications running,the device can consume more power than it receives fromUSB charging. Close some of the applications and disconnectdata connections, or use the charger that comes with thesales package.Keys and partsKeys and parts (front)1 Power key2 Light sensor3 Secondary camera lens4 Proximity sensor5 Earpiece6 Indicator light7 Touch screen8 Physical keyboardTo ensure proper functionality of the touch screen, removethe protective film from the device display.Do not cover the area left of the touch screen with, forexample, protective film or tape.Keys and parts 11