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126/128 Manual (new) 6/15/98 9:50 AM Page 1
GPS 126/128
Marine
Navigator
GPS 126 shown
ZOOM
Owner’s Manual
&
Reference
®
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126/128 Manual (new) 6/15/98 9:50 AM Page 2 Software Version 2.0 or above © 1997 GARMIN International, Inc 1200 E. 151st Street, Olathe, KS USA 66062 Tel: 913-397-8200 or 800-800-1020 Fax: 913-397-8282 Web Site Address: www.garmin.com GARMIN (Europe) Ltd. Unit 5, The Quadrangle, Abbey Park Industrial Estate, Romsey, SO51 9AQ, U.K. Tel: 011-44-1794-519944 Fax: 011-44-1794-519222 GARMIN (Asia) Corp. 4th Fl., No. 1., Lane 45, Pao-Hsing Road, Hsin Tein, Taiwan R.O.C. Phone: 886.02.917.3773 Fax: 88
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126/128 Manual (new) 6/15/98 9:50 AM Page 3 INTRODUCTION GPS 126/128 Packing List OWNER’S MANUAL Welcome to the easiest-to-use fixed-mount GPS on the water! The GPS 126 and GPS 128 represent GARMIN’s continuing commitment to provide mariners with quality navigation information in a versatile, accurate, and user-friendly design which will be useful for years to come. Due to the simi- larity between the GPS 126 and GPS 128, we have addressed both units in one manual. This manual is organized in
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126/128 Manual (new) 6/15/98 9:50 AM Page 4 INTRODUCTION Caution The GPS system is operated by the government of the United States, which is solely responsible for its accuracy and maintenance. The system is subject to changes which could affect the accuracy and performance of all GPS equipment. Although the GPS 126/128 is a precision electronic NAVigation AID (NAVAID), any NAVAID can be misused or misinterpreted and, therefore, become unsafe. Use the GPS 126/128 at your own risk. To reduce t
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126/128 Manual (new) 6/15/98 9:50 AM Page 1 INTRODUCTION Table of Contents SECTION ONE Introduction Glossary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 Navigation Basics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4 SECTION TWO Getting Started Keypad Usage & Data Entry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5 Primary Pages . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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126/128 Manual (new) 6/15/98 9:50 AM Page 2 INTRODUCTION Glossary The GPS 126/128 is a powerful navigation tool that can guide you any- where in the world. To better understand its operation and capabilities, it may be helpful to review the basic terms and concepts briefly explained below. Other navigation and GPS definitions used in the manual are defined in the appropriate reference sections of the manual. Almanac Data Satellite constellation information (including location and health of sat
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126/128 Manual (new) 6/15/98 9:50 AM Page 3 INTRODUCTION Glossary Grid Coordinate system that projects the earth on a flat surface, using square zones for position measurements. UTM/UPS and Maidenhead formats are grid systems. Ground Speed The velocity you are traveling relative to a ground position. Latitude The north/south measurement of position perpendicular to the earth’s polar axis. Longitude An east/west measurement of position in relation to the Prime Meridian, an imaginary circle th
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CROSSTRACK ERROR DTK BRG TRK 126/128 Manual (new) 6/15/98 9:50 AM Page 4 INTRODUCTION Navigation The GPS 126/128 provides steering guidance and navi- gation information using degrees, a measurement measured Basics in a clockwise direction from a north reference. North is described as 000º, east as 090º, south as 180º, and west as 270º. The diagram and compass rose below provide a graphic illustration of the navigation terms used by the GPS 126/128. More information on basic navigation and GPS
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126/128 Manual (new) 6/15/98 9:50 AM Page 5 INTRODUCTION Turns the unit on and off and P activates screen backlighting. Keypad Usage Scrolls through the main data and Data Entry pages in sequence and returns J display from a submenu page to the main page. Captures a position and dis- M plays the mark position page. Displays the GOTO page with DATA ENTRY the waypoint highlighted for G The arrow keypad is GOTO operation. used for all data entry. Use theU andD Confirms data entry and keys to se
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126/128 Manual (new) 6/15/98 9:50 AM Page 6 INTRODUCTION Primary Pages Before we start the tour, let’s briefly look at the five primary information pages used for the GPS 126/128. Primary Pages To switch between pages press either the or Q J keys (see below). J Q Satellite Page The Satellite Page shows satellite positions and signal strength. Satellite positions are displayed using two circles and a center point. The outer circle shows satellites on level with the horizon; the inner circle is
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126/128 Manual (new) 6/15/98 9:50 AM Page 7 INTRODUCTION Map Page The Map Page acts as a window. It allows you to view your position, the “path” you have traveled over, Primary Pages and nearby waypoints. A diamond icon in the center of the screen repre- sents your current position. As you move, you will see a thin line called a track log appear along the path you have just covered. Names of stored waypoints and waypoint symbols can also be shown on the map. The bottom corners of the screen a
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126/128 Manual (new) 6/15/98 9:50 AM Page 8 GETTING STARTED Getting Started Tour Now that you are familiar with the primary pages, Power On & it’s time to take a tour. This is a live tour and is to be Marking a conducted with your unit installed and with the boat in the water. The tour will take you through the receiver’s Position basic features and functions as you move about on the water and assumes that the GPS 126/128 is turned on and initialized, (see page 52 for initialization proce- dur
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126/128 Manual (new) 6/15/98 9:50 AM Page 9 GETTING 3. Press to clear the default waypoint name. STARTED F 4. Press and hold theU key to scroll through the Position and alphabet until the letter ‘D’ appears. Map Pages 5. Press the Rkey once to move the character highlight to the next character space. 6. Repeat steps 3 and 4 until the word ‘DOCK’ is dis- played. 7. Press to complete entry of the name. F Each waypoint may also be assigned a custom way- point symbol for easy waypoint recognition
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126/128 Manual (new) 6/15/98 9:50 AM Page 10 GETTING STARTED Using the Position and Map Pages (cont.) As you head out, the Position Page will help you Position and monitor your movement. Map Pages Graphic Compass Tape Track Over Ground Current Speed User- User- Selectable Selectable Field Field Position 12/24 Hour Display Time The direction you are moving (your track) and your speed are displayed on the upper part of the page, just below the graphic compass tape. The latitude and longi- The Ma
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126/128 Manual (new) 6/15/98 9:50 AM Page 11 GETTING STARTED Going To a Waypoint Going To a Once you’ve stored the “CHANNL” waypoint in memory, you can use the GPS 126/128 to guide you to Waypoint it by performing a simple GOTO. A GOTO is nothing more than a straight-line course from your present posi- tion to the destination you’ve selected. Use caution when navigating. A “straight-line” ! # course reflects the shortest distance to a waypoint, and does not navigate around obstructions, such
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126/128 Manual (new) 6/15/98 9:50 AM Page 12 REFERENCE Going To a Waypoint (continued) The GPS 126/128’s Highway Page provides graphic GOTO Waypoint steering guidance to a destination, with an emphasis on & Cancelling a straight-line course to the desired waypoint and the distance and direction you are off course. The bearing GOTO and distance to a waypoint–along with your current track and speed, are displayed at the top of the screen, with two user-selectable fields shown at the bottom. As y
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126/128 Manual (new) 6/15/98 9:51 AM Page 13 REFERENCE 2. Use the arrow keypad to move the field highlight to the ‘CANCEL GOTO?’ prompt at the bottom of the page and press . Clearing the F Map, Adjusting Clearing a Cluttered Map Display Contrast, & After you’ve used the GPS 126/128 for a few trips, Power Off you may find that your map display has become a bit messy from keeping track of your every move. For practice, let’s clean up the screen by clearing the track log (the plot points left on
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126/128 Manual (new) 6/15/98 9:51 AM Page 14 REFERENCE Satellite Page Horizontal Status Accuracy Satellite Page Field Skyview Display Signal Strength Indicators The GPS 126/128’s Satellite Page displays the status of various receiver functions. The status information will help you understand what the GPS 126/128 is doing at any given time, and will tell you whether or not the receiver has calculated a position fix. The GPS 126/128’s Sky View and Signal Strength Bars Satellite Page will help yo
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126/128 Manual (new) 6/15/98 9:51 AM Page 15 REFERENCE Receiver Status and EPE Receiver status is indicated at the top left of the Receiver Status page, with the current horizontal accuracy (EPE, esti- & Screen mated position error, in feet or meters) at the top right. The status will be shown as one of the following condi- Backlighting tions: Searching— the GPS 126/128 is looking for any available satellites in view. AutoLocate— the GPS 126/128 is initializing and collecting new almanac data.
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126/128 Manual (new) 6/15/98 9:51 AM Page 16 REFERENCE EZinit Option Prompt The Satellite Page also provides access to the EZinit EZinit Prompt prompt whenever a position fix has not been calculated. (The unit must be in searching, AutoLocate, acquiring, and Memory simulator, or poor coverage mode.) This allows you to Erase reinitialize the unit (see Appendix A), and is useful if you have traveled over 500 miles with the receiver off and must initialize your new position. (The EZinit prompt wi
