length of the time-out period afterwhich the backlight is switched off.Select > Settings and General >Personalisation > Display > Lighttime-out.• Leaving applications running in thebackground increases the demand onbattery power. To close theapplications you are not using, pressand hold the menu key, scroll to theapplication, and press C.• To save power, activate the powersave mode. Press the power key, andselect Activate power saving. Todeactivate it, press the power key, andselect Deactivate power saving. Youmay not be able to change thesettings of certain applications whenthe power save mode is activated.In-device helpYour device contains instructions to helpto use the applications in your device.To open help texts from the main menu,select > Help and the application forwhich you want to read instructions.When an application is open, to access thehelp text for the current view, selectOptions > Help.When you are reading the instructions, tochange the size of the help text, selectOptions > Decrease font size orIncrease font size.You may find links to related topics at theend of the help text.If you select an underlined word, a shortexplanation is displayed.Help texts use the following indicators:Link to a related help topic.Link to the application beingdiscussed.When you are reading the instructions, toswitch between help texts and theapplication that is open in thebackground, select Options > Showopen apps. and the desired application.Protect the environmentSave energyYou do not need to charge your battery sooften if you do the following:• Close applications and dataconnections, for example, yourBluetooth connection, when not inuse.• Deactivate unnecessary sounds, suchas key tones.RecycleWhen this device has reached the end ofits working life, all of its materials can berecovered as materials and energy. Toguarantee the correct disposal and reuse,Nokia co-operates with its partnersthrough a program called We:recycle. Forinformation on how to recycle your oldNokia products and where to findcollection sites, go to www.nokia.com/werecycle, or using a mobile device,Protect the environment 45www.nokia.com/supportCyanCyan MagentaMagenta YellowYellow BlackBlack