User manual GARMIN GPS 48

[. . . ] GPS 48 Personal NavigatorTM Owner's Manual & Reference Software Version 4. 55 or above © 1998-1999 GARMIN Corporation 1200 E. 151st Street, Olathe, Kansas 66062 USA Tel: 913-397-8200 Fax: 913-397-8282 GARMIN (Europe) Ltd. Unit 5, The Quadrangle, Abbey Park, Romsey, Hampshire SO51 9AQ UK Tel: 011-44-1794-519944 Fax: 011-44-1794-519222 GARMIN (Asia) Corp. 68, Jangshu 2nd Rd. , Shijr, Taipei County, Taiwan Tel: 011-886-2-2642-9199 Web Site Address: www. garmin. com All rights reserved. [. . . ] If you get too far off course (the highway has disappeared), a message box will appear to indicate what course to steer to get back on course. 44. ) As you approach a waypoint, a horizontal "finish line" will move toward the bottom of the highway. When the finish line reaches the CDI scale, you've arrived at your destination. In this example, the Highway Page indicates that you are off course to the right. If the highway leads straight up the page, you should continue in your current direction. If you get too far off course, a message box will appear to indicate what course to steer to get back on course most efficiently. 31 REFERENCE Marking a Position The GPS 48 allows you to mark and store up to 500 position as waypoints. A waypoint can be entered by taking an instant electronic fix, by manually entering coordinates (pg. The mark position page will appear, showing the captured position and a default threedigit name. To save a default name and symbol, press E to confirm the `SAVE?' prompt. Marking a Position Position Averaging Function The GPS 48 positioning averaging function will help reduce the effects of selective availability upon position error when marking a waypoint. After initiating the position averaging function, a Figure of Merit value will be displayed, and the `SAVE?' field will automatically be highlighted. After you have pressed the M key, highlight the `AVERAGE?' field and press E. The Figure of Merit (FOM) field will display the value reflecting estimated accuracy of the averaged position. Note: As the GPS 48 calculates the FOM, it will rapidly change before it stabilizes on one number. The unit will continue averaging until you have highlighted `SAVE?' and pressed E. To enter a different waypoint name: 1. Highlight `SAVE?', and press E. Note: To enter a different waypoint symbol or comment, see pg. 23. To add this waypoint to a route: The GPS 48 will save new waypoints with a default three-digit name. To add the waypoint to a route, enter the desired route number, highlight `SAVE?' and press ENTER. Enter a route number, press E to confirm the route number, and E again to save the waypoint. 32 Waypoint Pages The GPS 48 has three waypoint pages that let you quickly manage up to 500 waypoints. These pages-- nearest waypoints, waypoint list, and waypoint definition--can be accessed through the Menu Page. To select a waypoint page: 1. Press E. REFERENCE Waypoint Pages Nearest Waypoints Page The nearest waypoints page shows the nine nearest user waypoints that are within 100 miles of your present position, with the bearing and distance noted for each waypoint. This page will also let you retrieve a waypoint definition page or GOTO a selected waypoint right from the list. To review the waypoint definition page of a selected waypoint: 1. Press E. To select a waypoint submenu, highlight the desired option and press ENTER. To return to the nearest waypoint page: 1. Press E. Waypoint List Page The waypoint list page provides a complete list of all waypoints currently stored in the GPS 48 and their respective waypoint symbols. From the waypoint list page, you can retrieve a waypoint definition page, delete all user-defined waypoints, delete waypoints by symbol, or review and perform a GOTO to a selected waypoint. To delete all user-defined waypoints: 1. Nearest Waypoints Page The compass heading (BRG) and distance (DST) to the nine nearest waypoints are updated continuously. 33 REFERENCE Waypoint List Page (continued) An options page will appear, asking if you want to delete all user-defined waypoints or if you want to delete waypoints by symbol type. 1. [. . . ] 5 Astro Liberia 1964 Luzon Mindanao Luzon Philippine (New Georgia Islands) Easter Island 1967 European 1950- Austria, Belgium, Denmark, Finland, France, Germany, Gibraltar, Greece, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland European 1979- Austria, Finland, Netherlands, Norway, Spain, Sweden, Switzerland Finland Hayford- Finland Gandajika Base- Republic of Maldives Geodetic Datum `49New Zealand Guam 1963- Guam Island Gux 1 Astro- Guadalcanal Island Hjorsey 1955- Iceland Hong Kong `63- Hong Kong Taiwan Indian- Bangladesh, India, Nepal Indian- Thailand, Vietnam Indonesia 1974- Indonesia Ireland 1965- Ireland ISTS 073 ASTRO `69Diego Garcia Johnston Island Kandawala Kandawala- Sri Lanka Kerguelen Island, Kandawala, Sri Lanka Kertau 1948- West Malaysia, Singapore Cayman Brac Island Liberia 1964- Liberia Luzon- Mindanao Island Luzon- Philippines (excluding Mindanao Island) 63 APPENDIX C Old Hawaiian Oman Ord Srvy GB Map Datums Pico De Las Nv Potsdam Ptcairn Ast `67 Prov S Am `56 Mahe 1971 Marco Astro Massawa Merchich Midway Ast `61 Minna NAD27 Alaska NAD27 Bahamas Mahe 1971- Mahe Island Marco Astro- Salvage Island Massawa- Eritrea (Ethiopia) Merchich- Morocco Midway Astro `61- Midway Minna- Nigeria North American 1927- Alaska North American 1927Bahamas (excluding San Salvador Island) NAD27 Canada North American 1927Canada and Newfoundland NAD27 Canal Zone North Am. 1927- Canal Zone NAD27 Caribbn North American 1927Caribbean (Barbados, Caicos Islands, Cuba, Dom. Rep. , Grand Cayman, Jamaica, Leeward and Turks Islands) NAD27 Central North American 1927Central America (Belize, Costa Rica, El Salvador, Guatemala, Honduras, Nicaragua) NAD27 CONUS North Am. 1927- Mean Value NAD27 Cuba North American 1927- Cuba NAD27 Grnland North American 1927Greenland (Hayes Peninsula) NAD27 Mexico N. [. . . ]