Nokia Lumia 822: Get Started10Chapter 31. Connect the USB cable to the charger.2. Connect the charger to the wall outlet.3. Connect the USB cable to your phone.When the battery is full, disconnect the charger from the phone, andthen from the wall outlet.To avoid breaking the charger connector, be careful when connecting ordisconnecting the charger cable.When the battery is fully charged, the battery indicator in the top rightcorner of the screen shows the charge is complete .Charge from a computerYou can use USB charging when a wall outlet is not available. Data canbe transferred while charging the device. The efficiency of USB chargingpower varies significantly, and it may take a long time for charging tostart and the device to start functioning.1. First connect the USB cable to the computer, then to your phone.2. When the battery is full, fi rst unplug the USB cable from yourphone, then from the computer.If the battery is completely discharged, it may take several minutes be-fore the charging indicator is displayed or before any calls can be made.If the battery has not been used for a long time, to begin charging, youmay need to connect the charger, then disconnect and reconnect it.