Pressing the MSG key allows you to view messages. (See Section2.3 and Chapter 13 for more details.)Pressing the GOTO key allows you to activate the GOTO function,which will set an instantaneous course to any waypoint. (SeeChapter 6 for more details.)Pressing the AUTOSTO key allows you to capture your presentposition on an instantaneous basis. The AutoStoreTM function alsoallows you to place the waypoints in a route. (See Chapter 8 formore details.)Pressing the SET key selects the setup pages which allow you toview the receiver status and customize the unit as you like. (SeeChapter 11 for more details.)Pressing the RTE key selects the route pages which allow you toedit, review, activate, and delete routes. (See Chapter 7 for moredetails.)Pressing the WPT key selects the waypoint pages which allow youto create, edit, review, rename and delete waypoints. In addition,you may view your nearest waypoints and set waypoint proximityalarms. (See Chapter 4 for more details.)Pressing the NAV key selects the navigation pages which allow youto view navigation information and perform planning functions.(See Chapters 5, 9, and 10 for more details.)Pressing the right or left side of this rocker key allows youto move the cursor, scroll through information lists, and enterletters of the alphabet.The alphanumeric keys allow you to enter letters and numbersinto the GPS 100.If you want to enter a number, for instance “1”, simply press the 1 key. If youwant to enter a letter, for example “A”, press the 1 key, then press the rightarrow key once to select “A” (you may also press the left arrow key threetimes to display the "A").2-3