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GPS12B 1/13/99 4:25 PM Page 2 Software Version 4.52 or above © 1999 GARMIN Corporation GARMIN International, Inc., 1200 E. 151st Street, Olathe, Kansas66062 USA Tel: 913-397-8200 or 800-800-1020 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., 3rd Fl., No. 1, Lane 45, Pao-Hsing Road, Hsin Tien, Taipei, Taiwan R.O.C.
GPS12B 1/13/99 4:26 PM Page 3 INTRODUCTION GPS 12 Packing List Owner’s Manual Thank you for choosing the GARMIN GPS 12 —the smallest, easiestto-use GPS navigator for outdoor use! The GPS 12 represents GARMIN’s continuing commitment to provide quality navigation information in a versatile and user-friendly flexible design you’ll enjoy for years. To get the most from your new GPS, take the time to read through the owner’s manual in order to understand the operating features of the GPS 12.
GPS12B 1/13/99 4:26 PM 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 12 is a precision electronic NAVigation AID (NAVAID), any NAVAID can be misused or misinterpreted and, therefore, become unsafe. Use the GPS 12 at your own risk.
GPS12B 1/13/99 4:26 PM Page 1 INTRODUCTION Table of Contents SECTION ONE Introduction Glossary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-3 Battery Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4 Keypad Usage & Data Entry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5 Primary Page Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
GPS12B 1/13/99 4:26 PM Page 2 INTRODUCTION Glossary The GPS 12 is a powerful navigation tool that can guide you anywhere 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.
GPS12B 1/13/99 4:26 PM 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 (SPD) The velocity you are traveling relative to a ground position. Latitude The north/south measurement of position perpendicular to the earth’s polar axis.
GPS12B 1/13/99 4:26 PM INTRODUCTION Page 4 Battery Installation Battery Installation The GPS 12 operates on 4 AA batteries, which are installed at the base of the unit. These batteries provide up to 24 hours of use. To install the batteries: 1. Remove the battery cover by turning the thumb loop at the bottom of the unit 1/4 turn counterclockwise. 2. Insert the batteries into position. The battery pole you can still see should match the symbol (+ or –) marked on the case. 3.
GPS12B 1/17/99 5:12 PM Page 5 INTRODUCTION Keypad Usage & Data Entry B Turns the unit on and off and activates screen backlighting. P Scrolls through the main data pages in sequence and returns display from a submenu page to a primary page. M Captures a position and displays the mark position page. G Displays GOTO page with the waypoint highlighted for GOTO operation. Pressing GOTO twice activates MOB. E Confirms data entry and activates highlighted fields to allow data entry.
GPS12B 1/13/99 4:26 PM INTRODUCTION Primary Pages Page 6 Primary Pages Before we start the tour, let’s briefly look at the five primary information pages used for the GPS 12. Switch between pages by pressing either the Q or J keys. J Satellite Position Map Compass Main Menu Q Satellite Page Satellite Page The Satellite Page will allow you to monitor satellite signal reception and strength. The Satellite Page shows satellite positions and signal strength.
GPS12B 1/13/99 4:26 PM Page 7 Map Page The Map Page acts as a window. It allows you to view your position, the “path” you have traveled over, and nearby waypoints. INTRODUCTION Primary Pages A diamond icon in the center of the screen represents 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 nearby cities can also be shown on the map.
GPS12B 1/13/99 4:26 PM GETTING STARTED Power On & Marking a Position Page 8 Getting Started Tour Now that you’ve seen the primary pages, let’s get started by taking a simple tour to show you the basics about using your GPS 12. The tour assumes that your unit has been turned on and that none of the factory settings ( units of measure, selectable fields, etc.) have been changed.
GPS12B 1/17/99 4:51 PM Page 9 Using the Position Page Walk for 3-4 minutes and watch the Position Page. The direction you are moving (track), your speed, trip distance, and altitude are shown on the upper half of the screen. The latitude and longitude of your position are displayed in the middle of the page, with the time of day shown below. GETTING STARTED Position/Map Pages & Going To a Waypoint Let’s continue by moving to the next page: 1. Press P. Map Page The next page is the Map Page.
GPS12B 1/13/99 4:26 PM GETTING STARTED Compass Page and Cancelling a GOTO Page 10 Compass Page Bearing to Waypoint Graphic Compass Pointer to Waypoint Destination Waypoint Distance to Waypoint Speed Over Ground Track Over Ground Selectable Field The GPS 12 will also provide steering guidance with a Highway Page. To change the display from the Compass Page, press ENTER twice. Once a GOTO is activated, the GPS 12 provides steering guidance until the GOTO is canceled.
GPS12B 1/13/99 4:26 PM Page 11 Clearing a Cluttered Map Display After you’ve used the GPS12 for a few trips, 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 the Map Page) we’ve just created during the Getting Started tour. GETTING STARTED Clearing the Map, Adjusting Contrast, & Power Off 1. Press P or Q until the Map Page appears. 2.
GPS12B 1/13/99 4:26 PM REFERENCE Satellite Page Page 12 Satellite Page Status Field Battery Indicator Horizontal Accuracy Skyview Display Signal Strength Indicators The GPS 12’s Satellite Page displays the status of various receiver functions. The status information will help you understand what the GPS 12 is doing at any given time, and will tell you whether or not the receiver has calculated a position fix.
GPS12B 1/13/99 4:26 PM Page 13 Receiver Status Receiver status is indicated at the top left of the page, with the current horizontal accuracy (estimated position error, in feet or meters) at the top right. The status will be shown as one of the following conditions: Searching— the GPS 12 is looking for any available satellites in view. AutoLocate— the GPS 12is initializing and collecting new almanac data. This process can take 5 minutes, depending on the satellites currently in view.
GPS12B 1/13/99 4:26 PM REFERENCE Battery Level, Backlighting & Emergency Erase Page 14 Battery Level Indicator The Satellite Page also features a battery level indicator, located to the left of the sky view, which displays the strength of the unit’s batteries. # ! The battery level indicator is calibrated for alka line batteries. Voltage differences will display Ni-Cad and lithium batteries differently . No other receiver functions are affected.
GPS12B 1/13/99 4:27 PM Page 15 Position Page The second page in the GPS 12’s primary page sequence is the Position Page. This page shows you where you are, what direction you’re heading, and how fast you’re going, and it’s most useful when you are traveling without an active destination waypoint. The graphic heading display at the top of the page indicates the direction you’re heading (track) while you’re moving. Directly below this display are the track, speed, and trip odometer (default) fields.
GPS12B 1/13/99 4:27 PM REFERENCE Maximum Speed & Altitude Fields Page 16 To reset timer, speed measurement, or odometer: 1. Highlight the user-selectable field, and press E. ‘Reset’ will appear as a selectable option (see left). 2. Press E to confirm or Q to exit. The trip odometer, trip timer, and average speed fields are linked. Resetting one of these options in a user-selectable field will automatically reset the corresponding data in the other.
GPS12B 1/13/99 4:27 PM Page 17 Marking a Position The GPS 12 allows you to mark and store up to 500 positions as waypoints. A waypoint can be entered by taking an instant electronic fix, by manually entering coordinates (pg. 20), or by using the bearing and distance to a known position (pg. 20). REFERENCE Position Averaging To mark your present position: 1. Press M. The mark position page will appear, showing the captured position and a default threedigit name. 2.
GPS12B 1/13/99 4:27 PM REFERENCE Nearest Waypoints & Waypoint List Page 18 Waypoint Pages The GPS 12 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 Main Menu Page. To select a waypoint page: 1. Access the Main Menu, and highlight a waypoint page option: ‘Waypoint’, ‘Waypoint List’ or ‘Nearest Wpts’. 2. Press E.
GPS12B 1/17/99 4:49 PM Page 19 Waypoint List Page (continued) To delete waypoints by symbol: 1. Follow step one from the previous page, under ‘delete all user-defined waypoints’. 2. Select ‘DELETE BY SYMBOL’ and press E. REFERENCE Waypoint List & Proximity Waypoints 3. Select the symbol corresponding to the waypoints you wish to delete. Press E. 4. Press E to confirm the ‘DONE’ prompt, highlight the ‘YES?’ prompt, and press E.
GPS12B 1/17/99 4:45 PM REFERENCE Waypoint Definition & Reference Waypoints Page 20 Waypoint Definition Page Waypoint Name Position Coordinates Reference Waypoint Waypoint Comment (leave blank for present position) Distance from Reference Waypoint Bearing from Reference Waypoint The GPS 12’s advanced waypoint planning features allow you to create new waypoints and practice navigation without ever setting foot outside.
GPS12B 1/13/99 4:27 PM Page 21 Reference Waypoints (cont.) 3. Highlight the ‘REF’ field, and press E. 4. Enter a reference waypoint name (or leave the field blank to use your present position), and press E. 5. Repeat the preceding two steps to enter the bearing (‘BRG’ field) and distance (‘DST’ field) of your new waypoint from the reference waypoint. REFERENCE Waypoint Symbols & Comments 6. Press E to confirm the ‘DONE?’ prompt.
GPS12B 1/13/99 4:27 PM REFERENCE Rename, Delete & Scan Waypoints Page 22 Renaming and Deleting Waypoints The rename and delete function fields are located along the bottom left side of the waypoint definition page. To rename a stored waypoint: 1. Highlight ‘RENAME?’, and press E. 2. Enter the new waypoint name, and press E. 3. Press E to confirm the ‘Yes?’ prompt. To delete a stored waypoint: 1. Highlight ‘DELETE?’, and press E . 2. Highlight the ‘Yes?’ prompt, and press E.
GPS12B 1/13/99 4:27 PM Page 23 Selecting a GOTO Destination The GPS 12 provides four ways to navigate to a destination: GOTO, MOB, TracBack, and route navigation. The most basic method of selecting a destination is the GOTO function, which lets you choose any stored waypoint as the destination and quickly sets a direct course from your present position. REFERENCE GOTO & MOB Functions To activate the GOTO function: 1. Press G. 2. Select the waypoint you want to navigate to, and press E.
GPS12B 1/13/99 4:27 PM REFERENCE TracBack Page 24 TracBack Navigation GARMIN’s patented TracBack feature allows you to quickly retrace your path using the track log automatically stored in the receiver. This feature eliminates the need to mark waypoints along the way and manually create and activate a route back to where you began your trip. Three track recording options are available: Off—no plot will be recorded. Fill—a track log will be recorded until track memory is full.
GPS12B 1/13/99 4:27 PM Page 25 Tips On the TracBack Feature • Always clear your track log at the exact point that you want to go back to (trail head, truck, etc.). • The ‘RECORD’ option on the track log setup page must be set to ‘WRAP’ or ‘FILL’. • There must be at least two track log points stored in memory to create a TracBack route.
GPS12B 1/13/99 4:52 PM REFERENCE Page 26 Route Navigation The last form of navigating to a destination with the GPS 12 is by creating a user-defined route. The route navigation feature lets you plan and navigate a course from one place to another using a set of pre-defined waypoints. Routes are often used when it’s not practical, safe, or possible to navigate a direct course to a particular destination (e.g., through a body of water or impassable terrain).
GPS12B 1/13/99 4:27 PM Page 27 REFERENCE Route Definition Page Route Number Comment Field Leg Distance Desired Track of Leg Route Definition Page Total Route Distance Copy Field Function Prompts The last form of navigating to a destination with the GPS 12 is by creating a user-defined route. The GPS 12 lets you create and store up to 20 routes of 30 waypoints each. Routes can be copied, cleared, inverted, and activated through the route definition page. To select the route definition page: 1.
GPS12B 1/13/99 4:27 PM REFERENCE Page 28 Creating and Navigating Routes To create a route from the route definition page: Using Routes 1. Highlight the route number field, and press E. 2. Enter a route number, and press E. (Select an empty route—without any waypoints listed—when creating a new route.) 3. Enter the first waypoint of your route, and press E. As you continue entering the rest of your waypoints, the list will automatically scroll down. 4.
GPS12B 1/13/99 4:27 PM Page 29 Active Route Page Once a route has been activated, the active route page will display the waypoint sequence of your route with the estimated time enroute (ETE) at your present speed and the distance to each waypoint. As long as you are navigating an active route, the active route page will become part of the main page sequence of the unit.
GPS12B 1/13/99 4:28 PM REFERENCE Editing Routes & On-Route GOTO’s Use the on-screen menu to select the desired editing function. The on-screen menu is displayed by highlighting a route waypoint and pressing ENTER.. You can ‘skip ahead’ and bypass one or more legs of the route by highlighting a waypoint further along the route, pressing GOTO and ENTER. 30 Page 30 Editing Routes A route can be edited any time after its creation.
GPS12B 1/13/99 4:28 PM Page 31 REFERENCE Selecting a Navigation Page Once you’ve selected a GOTO destination or activated a TracBack, MOB, or route; the GPS 12 will provide graphic steering guidance to the destination with one of two navigation pages: Compass Page Navigation Pages Highway Page •The Compass Page (default) provides a directional pointer indicating the bearing to your destination and a rotating compass ring which shows your direction of travel (track) at the top of the ring.
GPS12B 1/13/99 4:28 PM REFERENCE Navigation Pages Page 32 Selecting a Navigation Page (cont.) Graphic Compass Ring Track Over Ground Distance to Waypoint User-Selectable Field The ‘ETE’ field, located at bottom center on both pages, is a user-selectable field that allows you to display a variety of navigation values for your trip. To access the user-selectable field: The user selectable field allows you to customize the navigation pages, selecting the desired data readout.
GPS12B 1/13/99 4:28 PM Page 33 REFERENCE Using the Compass Page Bearing to Waypoint Pointer to Waypoint Destination Waypoint Compass Page Speed Over Ground The Compass Page provides better steering guidance than the Highway Page for travel at slower speeds (e.g., walking), travel with many directional changes and when it’s not necessary to follow an exact course. The bearing (BRG) and distance (DST) to the waypoint are displayed at the top of the page, below the destination waypoint name.
GPS12B 1/13/99 4:28 PM REFERENCE Highway Page Page 34 Using the Highway Page Bearing to Waypoint Distance to Waypoint Track Destination Waypoint Speed Over Ground CDI Scale Graphic Highway Display In this example, the Highway Page indicates that you are off course to the left. Steer right to get back on course. Notice the highway always shows the direction to turn. If the highway leads straight up the page, you should continue in your current direction.
GPS12B 1/13/99 4:28 PM Page 35 REFERENCE Map Page Zoom Scale Bearing to Waypoint Pan & Option Fields Map Page Distance to Waypoint Present Position Track Speed The Map Page shows your position and surroundings, and provides you with a target cursor that lets you pan ahead to nearby waypoints, determine the distance and bearing to a map position, and mark new waypoints while you navigate. The Map Page is broken down into two sections: control fields and map section.
GPS12B 1/13/99 4:28 PM REFERENCE Zooming, Panning, & Map Options Page 36 Zooming, Panning, and Map Options There are three main functions you can perform from the Map Page— zooming, pointing & panning, and options (changing the map/track setup and finding cities). Each of these functions has its own “field”, which may be selected and activated for use. Whenever the Map Page first appears, the zoom field (at the top left) is always highlighted.
GPS12B 1/13/99 4:28 PM Page 37 Zooming, Panning, and Map Options (cont.) From the waypoint definition page, you can also define how each individual waypoint is displayed on the map. The GPS 12 displays waypoints as a name with a corresponding symbol (e.g., “fuel” and a gas pump symbol), a symbol only (e.g., a fish symbol), or a 16-character comment and corresponding symbol (e.g., “great view” and the camp site symbol).
GPS12B 1/13/99 4:28 PM REFERENCE Using the Cursor & Map Options Page 38 Using the Cursor to Mark and Go to (cont.) You can also use the target crosshair as an instant GOTO destination. This feature is similar to the MOB mode, and will allow you to mark and instantly set a course for a new waypoint called ‘MAP’. To go to the target crosshair: 1. Place the target crosshair on the desired location. 2. Press G, and press E.
GPS12B 1/13/99 4:28 PM Page 39 REFERENCE Map Setup Page and Orientation (cont.) • ’Nearest’— shows up to nine nearest waypoints (from your present position) on the map. • ’Names’— displays the waypoint name for up to nine nearest waypoints. Map & Track Setup • ’Track Log’— displays and plots track log points on the map. To turn a map item on or off: 1. Highlight the data field next to the desired option and press E. 2. Select ‘YES’ or ‘NO’ and press E.
GPS12B 1/13/99 4:28 PM REFERENCE Track Setup & Main Menu Page 40 Track Log Display The track log option sets the number of points the unit will attempt to display on the Map Page. The default setting of 250 points provides good resolution with minimal screen clutter. The maximum setting is 1024 points. Once you’ve reached the maximum number of track points, the older points will be lost as new points are added.
GPS12B 1/13/99 4:28 PM Page 41 Distance and Sun Calculations The distance and sun calculation page will give you the distance and bearing between any two waypoints or between your present position and a waypoint. It will also calculate the sunrise and sunset (in local time) for a particular date at either your present position or any stored waypoint. REFERENCE Dist/Sun Calc, Messages & Setup Menu To perform a distance and sun calculation: 1.
GPS12B 1/13/99 4:28 PM REFERENCE System Setup Page 42 System Setup: Mode The system setup page is used to select the operating mode, time offset, and screen preferences. The GPS 12 has two operating modes: • Normal Mode operates the unit at maximum performance, and provides battery life of up to 24 hours on alkaline batteries. • Simulator Mode allows you to operate the unit without acquiring satellites, and is ideal for practicing, or entering waypoints and routes while at home.
GPS12B 1/13/99 4:28 PM Page 43 System Setup: Screen Contrast The GPS 12 has adjustable screen contrast controlled by an on-screen bar scale. Use this option to adjust the screen contrast. To set the screen contrast: REFERENCE System Setup 1. Highlight the ‘CONTRAST’ field, and press E . 2. Adjust the bar scale to the desired contrast, and press E. Note: The screen contrast can also be adjusted by pressing the rocker keypad while on the Satellite Page (see pg. 11).
GPS12B 1/13/99 4:28 PM REFERENCE Navigation Setup Page 44 Navigation Setup Page The navigation setup page is used to select the desired position format, map datum, CDI scale, units of measure for speed and distance, and a heading reference. Navigation Setup: Position Formats The default position format for the GPS 12 is latitude and longitude in degrees and minutes (hdddº mm.mmm’). You may also select degrees, minutes and seconds (hdddºmm’ss.s’’); degrees only (hddd.
GPS12B 1/13/99 4:28 PM Page 45 Navigation Setup: Map Datums (continued) REFERENCE To define a user datum: 1. Highlight the ‘MAP DATUM’ field, and press E. 2. Scroll through the map datum options until ‘User’ appears, and press E. Navigation Setup 3. Enter the five parameters of the map datum—‘DX’, ‘DY’, ‘DZ’, ‘DA’, and ‘DF’—using the rocker keypad, and press E. The signs of each value should follow the convention: WGS 84 +/- local geodetic system. 4. Highlight ‘SAVE?’, and press E.
GPS12B 1/17/99 4:36 PM REFERENCE Angular Heading & Alarms Page 46 Angular Heading Selection The GPS 12 gives you the ability to change your angular display. Choose this field to toggle between degrees and MILS. To change between degrees and MILS: 1. Highlight the angle heading field and press E 2. Select the desired setting and press E. Alarms The alarms page is used to set two alarms on the GPS 12: arrival and CDI. The arrival alarm will alert you when you are approaching a waypoint.
GPS12B 1/13/99 4:29 PM Page 47 Interface Setup The GPS 12’s interface page lets you specify the formats for connecting external devices. There are six options: GRMN/GRMN, None/None, RTCM/None, RTCM/NMEA, NMEA/NMEA, and None/NMEA. Each option lists the input format first, followed by the output format. REFERENCE Interface Setup & DGPS To select an I/O format: 1. Highlight the I/O field and press E. 2. Select the desired setting and press E .
GPS12B 1/13/99 4:29 PM REFERENCE DGPS Page 48 Interface Setup: DGPS (continued) To enter a DGPS beacon frequency: 1. Highlight the ‘FREQ’ field, and press E . 2. Enter the desired frequency, and press E. 3. Highlight the ‘RATE’ field, and press E. 4. Select the desired bit rate (bps), and press E. The baud rate is selectable for all RTCM and NMEA interface options. Alert messages will signal any problems with DGPS operation.
GPS12B 1/13/99 4:29 PM Page 49 Language Setup The GPS 12’s Language Setup allows you to change your unit’s display language. Changing the display language does not effect user entered data. All views will be changed to the selected language except the waypoint names, route names, and all comments. REFERENCE Language Setup & Simulator To change the display language: 1. From the Setup Menu Page, highlight ‘LANGUAGE’, and press E. 2. Highlight the desired language, and press E.
GPS12B 1/13/99 4:29 PM APPENDIX A Initialization Page 50 Initializing Your GPS 12 for First-Time Use The GPS 12 typically acquires a position fast enough that initialization is not required. However, initialization may be necessary for the following: • After memory loss • When the receiver has been moved more than 500 miles with the power off. Additionally, it may be necessary to initialize the unit the first time you use it, if it does not acquire a fix after the first few minutes.
GPS12B 1/13/99 4:29 PM Page 51 To initialize the receiver: 1. If the ‘COUNTRY’ option is not highlighted, press the D key repeatedly to move the field highlight to the ‘COUNTRY’ option. APPENDIX A Initialization 2. Press the E key. 3. Use the D key to scroll through the list options until the country of your present position appears. 4. Use the U key to highlight the country/state/region you’re in.
GPS12B 1/13/99 4:29 PM Page 52 APPENDIX B Specifications & Wiring Never attempt any repairs yourself. To protect your GPS 12, keep it in a covered container or case when not in use, and never allow gasoline or other solvents to come into contact with the case. Clean the case and lens with a soft cloth and a household window cleaner. PHYSICAL Case: waterproof* Size: 14.6 x 5.1 x 3.4 cm Weight: Approx 9.
GPS12B 1/13/99 5:02 PM Page 53 APPENDIX B unit view DATA IN (WHITE) POWER (RED) GROUND (BLACK) Specifications & Wiring DATA OUT (BROWN) Three optional cables are available to connect the GPS 12 to an external power source or interface with another unit or PC: • Cigarette Lighter Adapter— Allows connection to a 12-volt DC cigarette lighter plug. Part No. 010-10084-00. • Data Transfer Cable— Allows data transfer between GARMIN GPS units.
GPS12B 1/13/99 4:29 PM APPENDIX C Messages & Time Offsets Page 54 The GPS 12 uses a flashing on-screen message indicator to alert you to important information. Whenever the message indicator appears, press PAGE to view the message page. There are two types of messages: temporary alerts and condition alerts. Temporary alerts are cleared from the message page after viewing, while condition alerts remain until the condition has been resolved. Pay careful attention to all messages for your own safety.
GPS12B 1/13/99 4:29 PM Page 55 APPENDIX C Messages & Time Offsets Route Waypoint was Deleted—A route waypoint entered does not exist in the database and has been deleted from the route. RTCMInput has Failed—DGPS data being received has been lost. You are no longer receiving the beacon signal. Searching the Sky—The GPS 12 is in searching the sky for almanac data or the unit is in AutoLocateTM mode.
GPS12B 1/13/99 4:29 PM Page 56 APPENDIX D Map Datums Adindan Afgooye AINELABD ‘70 Anna 1 Ast ‘65 ARC 1950 ARC 1960 Ascnsn Isld ‘58 Astro B4 Sorol Astro Bcn “E” Astro Dos 71/4 Astr Stn ‘52 Astrln Geod ‘66 Astrln Geod ‘84 Austria Bellevue (IGN) Bermuda 1957 Bogata Observ Campo Inchspe Canton Ast ‘66 Cape Cape Canavrl Carthage CH-1903 Chatham 1971 Chua Astro Corrego Alegr Djakarta Dos 1968 56 The following list shows the map datums available for the GPS 12.
GPS12B 1/13/99 4:29 PM Page 57 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.
GPS12B 1/13/99 4:29 PM Page 58 APPENDIX E Index A Activating a Route . . . . . .28 Active Route Page . . . . . .29 Acquiring a position . . . . . .8 Alarms . . . . . . . . . . . . . . .46 Adjusting Screen Contrast 11 Altitude (ALT) . . . . . .15-16 Angular Heading Selection 46 Arrival Alarm . . . . . . . . . .46 AutoLocate™ . . . . . . . . . .50 Average Speed (AVSPD) . .15 Averaging positions . . . . .17 B Backlighting Timeout . . . .43 Battery Installation . . . . . . .4 Battery Level . . . . . . . .
GPS12B 1/13/99 4:29 PM Page 59 APPENDIX E Index I I/O format . . . . . . . . . . . .47 Initializing . . . . . . . . . . . .50 Interface Setup . . . . . . . . .47 Inverting a Route . . . . . . .28 Navigation Simulator . . . .49 Nearest Waypoints . . . . . .18 O Keypad Usage . . . . . . . . . .5 Offset . . . . . . . . . . . . . . .42 On-Route GOTOs . . . . . .30 Operating modes . . . . . . .42 L P Language Setup . . . . . . . .49 Page Sequence . . . . . . . . . .6 Panning . . . . . . . . . . . .
GPS12B 1/13/99 4:29 PM Page 60 APPENDIX E Index S U Satellite Page . . . . . . . .6, 12 Scanning Waypoints . . . . .22 Screen Backlighting 11,14,43 Screen Contrast . . . . .11, 43 Selecting a Nav Page . .31-32 Setup Menu . . . . . . . . . . .41 Signal Strength Bars . . . . .12 Simulator . . . . . . . . . . . . .49 Sky View . . . . . . . . . . . . .12 Specifications . . . . . . . . . .52 Symbols . . . . . . . . . . .21, 37 System Setup . . . . . . .41-43 Units of Measure . . . . . . .45 User Grid . .
GPS12B 1/13/99 4:29 PM Page 61 LIMITED WARRANTY GARMIN Corporation warrants this product to be free from defects in materials and manufacture for one year from the date of purchase. GARMIN will at its sole option, repair or replace any components which fail in normal use. Such repairs or replacement will be made at no charge to the customer for parts or labor. The customer is, however, responsible for any transportation costs.
GPS12B 1/18/99 4:50 PM Page 62 ® © 1999 GARMIN Corporation GARMIN International, Inc., 1200 E. 151st Street, Olathe, KS 66062 USA Web Site Address: www.garmin.com GARMIN (Europe) Ltd. - Unit 5, The Quadrangle, Abbey Park, Romsey, Hampshire, SO51 9AQ, UK GARMIN (Asia) Corp., 3th Fl., No. 1, Lane 45, Pao-Hsing Road, Hsin Tien, Taipei, Taiwan R.O.C. Part Number 190-00143-10 Rev.
