SupportWhen you want to learn more abouthow to use your phone, or if you'reunsure how your phone should work,read the user guide thoroughly.If you have an issue, do the following:• Reboot your phone. Switch off thephone, and remove the battery. Afterabout a minute, replace the battery,and switch on the phone.• Update your phone software• Restore the original factory settingsIf your issue remains unsolved, contactyour network service provider or Nokiafor repair options. Before sending yourphone for repair, always back up yourdata, as all personal data in your phonemay be deleted.Nokia originalaccessoriesFor availability of approved accessories,check with your dealer.An extensive range of accessories isavailable for your device. For moredetails, see www.nokia.com.hk/accessories.Practical rules about accessories• Keep all accessories out of the reachof small children.• When you disconnect the powercord of any accessory, grasp and pull theplug, not the cord.• Check regularly that accessoriesinstalled in a vehicle are mounted andare operating properly.• Installation of any complex caraccessories must be made by qualifiedpersonnel only.BatteryType: BL-4UTalk time:Up to 20 hours.Standby:Up to 680 hours.42