Nokia LD-3W User Guide - Page 4

ENGLISH compatible mobile phones, PCs, PDAs, and other devices. To use the GPS module, you need a compatible software application on the device that you connect to it. Read this user guide carefully before using the GPS module. Check also http:// www.nokia.com/support or your local Nokia Web site for the latest version of this guide, additional information, downloads, and services related to your Nokia product. Global positioning system (GPS) The GPS (global positioning system) is a worldwide satellite-based radio navigation system. A GPS terminal can calculate its location to an accuracy of 10 meters. The accuracy depends on the number of satellites, the signals of which the GPS module receives. In optimal conditions, the accuracy may be within a few meters. The antenna of the GPS module is located under the Nokia logo, and it should face upwards. Some car windshields and windows may contain metal, which may block or weaken the satellite signals. If you stand still, GPS cannot detect which way you are facing, because it determines your direction on the basis of your movement. Note: The GPS (global positioning system) is operated by the United States government, which is solely responsible for accuracy and maintenance of the system. The accuracy of location data can be affected by adjustments to GPS satellites made by the United States government and is subject to change with the United States Department of Defense civil GPS policy and the Federal Radionavigation Plan. Accuracy can also be affected by poor satellite geometry. Availability and quality of GPS signals may be affected by buildings and natural obstacles, as well as weather conditions. The GPS receiver should only be used outdoors to allow reception of GPS signals. GPS should not be used for precise location measurement, and you should never rely solely on location data from the GPS receiver. This GPS receiver does not