network. Contact your service provider for information aboutdata transmission charges.To purchase and download travel guides, or to viewdownloaded ones, select Options > Extras > Guides.To browse travel guide categories, select a category, andpress the scroll key. If there are subcategories, select asubcategory, and press the scroll key again.To download a new guide to your device, scroll to the desiredguide, and select Yes. You can pay for the guides through acredit card or in your phone bill, if supported by your serviceprovider.GPS dataSelect Menu > Tools > GPS data.With GPS data, you can view your current location, find yourway to a desired location, and track distance.Select Navigation to view navigating information to yourtrip destination, Position to view positioning informationabout your current location, or Trip dist. to view yourtravelling information such as the distance and duration youhave travelled, and your average and maximum speeds.The application must receive positioning information from atleast three satellites to be used as a travelling aid.The trip meter has limited accuracy, and rounding errors mayoccur. Accuracy can also be affected by availability and qualityof GPS signals.Use GPS dataTo check the signal strength of the satellites that provide thepositioning information necessary for navigation, open anyof the three views and select Options > Satellite status.To set a landmark or location as the destination of your trip,select Navigation > Options > Set destination. You canalso enter the destination latitude and longitudecoordinates.To remove the destination set for your trip, selectNavigation > Options > Stop navigation.To save your current position as a landmark, selectNavigation or Position, and Options > Save position.To activate the trip meter, select Trip distance > Options >Start. To stop the trip meter, select Options > Stop.To reset all fields and start calculating the trip again, selectTrip distance > Options > Restart.To change the measuring system in use, select Options >Settings > Measurement system > Metric or Imperial.To enter the altitude calibration to correct the altitudereceived from the positioning satellites, select Options >Settings > Altitude calibration.LandmarksSelect Menu > Tools > Landmarks.Landmarks are coordinates to geographic locations that youcan save to your device for later use in different location-© 2007 Nokia. All rights reserved. 89