Maps and GPSYou can use the Global Positioning System(GPS) to support the Maps application.Find out your location, or measuredistances and plot coordinates.Before you can use the GPS function withyour phone, you must pair your phonewith a compatible external GPS receiverusing Bluetooth wireless technology. Formore information, see the user guide foryour GPS device.After pairing the Bluetooth GPS devicewith the phone, it may take severalminutes for the phone to display thecurrent location. Subsequent connectionsshould be faster, but if you have not usedGPS for several days, or are very far awayfrom the last place you used it, it may takeseveral minutes to detect and display yourlocation.The Global Positioning System (GPS) isoperated by the government of the UnitedStates, which is solely responsible for itsaccuracy and maintenance. The accuracyof location data can be affected byadjustments to GPS satellites made by theUnited States government and is subjectto change with the United StatesDepartment of Defense civil GPS policy andthe Federal Radionavigation Plan.Accuracy can also be affected by poorsatellite geometry. Availability andquality of GPS signals may be affected byyour location, buildings, naturalobstacles, and weather conditions. TheGPS receiver should only be used outdoorsto allow reception of GPS signals.Any GPS should not be used for preciselocation measurement, and you shouldnever rely solely on location data from theGPS receiver and cellular radio networksfor positioning or navigation.Extra servicesYou can upgrade Maps to fully voice-guided navigation, which requires aregional licence.To use this service, you need a compatibleexternal GPS device that supportsBluetooth wireless technology.To purchase a navigation service withvoice guidance, select Menu >Organiser > Maps > Extra services >Purchase navigation, and follow theinstructions.To use navigation with voice guidance,you must allow the Maps application touse a network connection.The navigation licence is connected toyour SIM card. If you insert another SIMcard in your phone, you are asked topurchase a licence when startingnavigation. During the purchaseprocedure, you are offered to transfer theexisting navigation licence to the new SIMcard without extra charge.Maps 41© 2009 Nokia. All rights reserved. 41