Charge the battery over USBBattery low, but you don't have a charger with you? You can use a compatible USBcable to connect to a compatible device, such as a computer.To avoid breaking the charger connector, be careful when connecting ordisconnecting the charger cable.You can use USB charging when a wall outlet is not available. Data can be transferredwhile charging the device. The efficiency of USB charging power varies significantly,and it may take a long time for charging to start and the device to start functioning.Switch the phone on or offPress and hold the power key until the phone vibrates.You may be prompted to get the configuration settings from your network serviceprovider. For more information on this network service, contact your network serviceprovider.GSM antennaThe figure shows the GSM antenna area marked in grey.10 Get started