User manual GARMIN GPSMAP 721

[. . . ] Information in this document is subject to change without notice. GARMIN reserves the right to change or improve its products and to make changes in the content without obligation to notify any person or organization of such changes or improvements. B Printed in Taiwan. i GARMIN TM , GPSMAP TM , G-chart TM , AutoLocateTM, TracBackTM and PhaseTrac12TM are trademarks of GARMIN International and may only be used with permission. All rights are reserved. Foreword INTRODUCTION Cautions CAUTION The GPS system is operated by the United States government, which is solely responsible for its accuracy and maintenance. [. . . ] Highlight the coordinates field and press T. Use the R keypad to edit the coordinates and press T to confirm. To change the waypoint comment: 1. Highlight the comment field and press T. Use the LEFT arrow of the R keypad to clear the comment field. Use the R keypad to enter a comment (up to 16 characters). Press T to confirm. 38 Waypoint Definition Page Options The waypoint definition page also features an options page that allows you to edit the selected waypoint on the map display, rename the selected waypoint or delete the waypoint from memory. To display the waypoint definition page options: 1. Press the O key. WAYPOINTS Waypoint Definition Page Options SECTION 6 To review/edit the selected waypoint from the map display: 1. Highlight the `Edit Wpt On Map?' option and press T. The selected waypoint will appear on the map display, with the waypoint name and coordinates shown at the top of the map, along with the distance and bearing to the waypoint from your present position. To move the selected waypoint's position, press T. A `MOVE' label will now appear under the cursor arrow. Use the R key to select the desired GOTO waypoint. Press G, followed by T. 40 Proximity Waypoints The proximity waypoints list lets you define an alarm circle around a stored waypoint position, and can be used to help you avoid reefs, rocks or restricted waters. Up to nine waypoints may be listed, with a maximum alarm radius of 99. 99 nautical or statute miles or kilometers. If a proximity alarm circle overlaps with an existing alarm circle, a `Proximity Overlap' message will appear each time the unit is turned on. If you enter an alarm circle overlap, you will only be alerted to the closest proximity waypoint. To enter a proximity waypoint: 1. Highlight the Proximity Waypoint option and press T. Use the R key to highlight the first blank waypoint field and press T. Enter the name of the proximity waypoint using the R keypad, or press O to select the waypoint from the nearest waypoint list, waypoint list, or map display. The distance field will now be highlighted. Press T to begin entry of the proximity radius. Use the R keypad to enter a distance value (to 99. 99 units) and press T. WAYPOINTS Proximity Waypoints SECTION 6 A B A. [. . . ] 1927- Mean Value (CONUS) North American 1927Cuba APPENDIX Map Datums SECTION D 75 SECTION NAD27 Greenland D APPENDIX Map Datums NAD27 Mexico NAD27 San Salvadr NAD83 Nahrwn Masirah llnd Nahrwn Saudi Arbia Nahrwn United Arab Naparima BWI Obsrvtorio `66 Old Egyptian Old Hawaiian Oman Ord Srvy Grt Britn Pico De Las Nieves Potsdam Pitcairn Astro `67 Prov So Amricn `56 Prov So Chilean `63 Puerto Rico Qatar National Qornoq North American 1927Greenland (Hayes Peninsula) N. American 1927- Mexico North American 1927- San Salvador Island North American 1983Alaska, Canada, Central America, CONUS, Mexico Nahrwn- Masirah Island (Oman) Nahrwn- Saudi Arabia Nahrwn- United Arab Emirates Naparima BWI- Trinidad and Tobago Observatorio 1966- Corvo and Flores Islands (Azores) Old Egyptian- Egypt Old Hawaiian- Mean Value Oman- Oman Old Survey Grt BritnEngland, Isle of Man, Scotland, Shetland Isl. , Wales Canary Islands Germany Pitcairn Astro `67- Pitcairn Prov So Amricn `56Bolivia, Chile, Colombia, Ecuador, Guyana, Peru, Venezuela So Chilean `63- S. Qatar National- Qatar Qornoq- South Greenland Reunion Rome 1940 RT 90 Santo (Dos) Sao Braz Sapper Hill `43 Schwarzeck South American `69 South Asia Southeast Base Southwest Base Timbalai 1948 Tokyo Tristan Astro `68 Viti Levu 1916 Wake-Eniwetok WGS 72 WGS 84 Zanderij Reunion- Mascarene Island Rome 1940- Sardinia Isl. Sweden Santo (Dos)- Espirito Santo Sao Braz- Sao Miguel, Santa Maria Islands Sapper Hill 1943- East Falkland Island Schwarzeck- Namibia S. [. . . ]