How to Use GPS Update Disks
GPS navigation is the practice of remotely guiding a driver to his or her destination by way of satellites that track the vehicle's location at all times. The GPS unit's on-board computer then instructs the driver on where and when to turn. Most established brands of car manufacture have vehicle models that feature a GPS. These car manufacturers update their GPS maps yearly and make the new data available to car owners for a fee. Updating the GPS disk is a straightforward process.
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Instructions
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Press "Menu" on the GPS display and then press the "Map DVD" button. Compare the map version number that is then displayed on the screen to the version number of the DVD you are about to load. Confirm that the new DVD is a newer version.
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Press the "Load" button and then press the "Map" button. Remove the DVD that is ejected by the GPS unit and set it aside.
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Remove the new DVD from its case and place it in the GPS unit.
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Tips & Warnings
GPS is a bit different in every brand of car. These instructions were taken from Toyota's website. Your exact model and instructions will vary slightly.
Most car models for the 2010 year and beyond will use an on-board hard drive for the GPS. Updating the maps will take place at a car dealership, by way of USB connection.
