Garmin GPS User Manual

09/25/02 GPS_field_guide 8:19 A9/P9
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Variance: In this context correspond to the errors in magnetic compass readings
caused by variance in the earth's magnetic field at different locations on the
planet.
Waypoint: Current location on the face of the Earth, in terms of the specific
latitude/longitude coordinates.
BIBLIOGRAPHY / LINKS
This document has been created using information coming from the following
publications or Web Sites:
Garmin International, Inc. (2000): Garmin eTrex personal navigator, owner's manual.
MEASURE Evaluation (2001): Incorporing Geographic Information Into MEASURE
Surveys: A field Guide to GPS Data Collection.
Garmin Website: http://www.garmin.com
Garmin GPS Guide for beginners : http://www.garmin.com/manuals/gps4beg.pdf
Eagle GPS Tutorial: http://www.eaglegps.com/tutorial/gps/default.htm
Lowrance Electronics GPS Tutorial :
http://www.lowrance.com/Tutorials/GPS/gps_tutorial_01.asp
Mercator GPS Systems, The GPS Tutor: http://www.mercat.com/QUEST/gpstutor.htm
The Aerospace Corporation: http://www.aero.org/publications/GPSPRIMER/
Trimble GPS Tutorial and Glossary: http://www.trimble.com/gps/work.html
University of Colorado: http://www.colorado.edu/geography/gcraft/notes/gps/gps_f.html
Smithsonian National Air and Space Museum, Washington, GPS: A New Constellation
http://www.nasm.si.edu/galleries/gps/

Garmin GPS Specifications

General

Brand	Garmin
Model	GPS
Category	GPS
Language	English

Summary

Introduction to GPS

GPS Definition and Segments

Explains the Global Positioning System (GPS) and its three segments: Space, Control, and User.

GPS Operation Principle

Details how GPS satellites orbit Earth and transmit signals for location calculation.

Sources of GPS Signal Errors

Discusses factors affecting GPS accuracy, like satellite geometry (PDOP) and physical obstacles.

GPS Role in WHO WHS

WHS Benefits and GIS Integration

Explains the added value of GPS for WHS, cost-effectiveness, and integration with Geographic Information Systems (GIS).

Garmin eTrex Unit Overview and Operation

eTrex Physical Components

Describes the physical components and buttons of the Garmin eTrex receiver, referencing Figures 9 and 10.

eTrex Battery Installation and OS

Details battery installation and the basic operation of the eTrex operating system.

eTrex Satellite and Menu Pages

Explains satellite view pages and the main menu for accessing other functions.

eTrex Setup and Customization

Covers Mark Waypoint, Setup, Units, and System pages for customizing the eTrex settings.

Troubleshooting Common GPS Issues

eTrex Power and Navigation Troubleshooting

Addresses problems like the unit not turning on or the "READY TO NAVIGATE" message not appearing.

Satellite Tracking and Accuracy Troubleshooting

Guides users on resolving satellite tracking issues, indoor use, and improving location accuracy.

Coordinate and Unit Display Troubleshooting

Offers troubleshooting for incorrect geographic coordinates and units display, plus local time clarification.

Glossary of GPS Terms

Bibliography and Resource Links