• The backlight of the displayincreases the demand on batterypower. In the display settings, youcan change the length of the time-out period after which the backlightis switched off. Select Menu > Ctrl.panel > Settings and General >Personalization > Display >Light time-out. To adjust the lightsensor that observes lightingconditions and adjusts the displaybrightness, in the display settings,select Light sensor.• To save power, activate the powersave mode. Press the power key,and select Activate power saving.To deactivate it, press the powerkey, and select Deactivate powersaving. You may not be able tochange the settings of certainapplications when the power savemode is activated.Get startedInsert the SIM card and batteryImportant: Do not use a mini-UICCSIM card, also known as a micro-SIMcard, a micro-SIM card with an adapter,or a SIM card that has a mini-UICC cutout(see figure) in this device. A micro-SIMcard is smaller than the standard SIMcard. This device does not support theuse of micro-SIM cards and use ofincompatible SIM cards may damage thecard or the device, and may corrupt datastored on the card.Safe removal. Always switch the deviceoff and disconnect the charger beforeremoving the battery.1 Remove the back cover.2 Remove the battery, if inserted.Get started 13www.nokia.com/supportCyanCyan MagentaMagenta YellowYellow BlackBlack