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Garmin GPSMAP 172 Owner's Manual

Other manuals for GPSMAP 172: Installation Instructions, Specifications
Manual is about: Chartplotting Receiver

Summary of GPSMAP 172

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    Owner’s manual gpsmap 172/172c chartplotting receiver.

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    © 2004-2007 garmin ltd. Or its subsidiaries garmin international, inc. 1200 east 151st street, olathe, kansas 66062, usa tel. (913) 397.8200 or (800) 800.1020 fax (913) 397.8282 garmin (europe) ltd. Liberty house, hounsdown business park, southampton, hampshire, so40 9rb uk tel. +44 (0) 870.8501241 ...

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    Preface congratulations on choosing one of the most advanced marine navigation systems available! The garmin gpsmap 172/172c models utilize the proven performance of garmin gps and full-featured map- ping to create an unsurpassed marine navigation chartplotter. This manual covers instructions for th...

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    Fcc compliance this product has been tested and found to comply with part 15 of the fcc interference limits for class b digital devices for home or office use. These limits are designed to provide more reasonable pro- tection against harmful interference in a residential installation, and are more s...

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    Warnings and precautions failure to avoid the following potentially hazardous situations could result in an accident or collision resulting in death or serious injury. • when navigating, carefully compare information displayed on the unit to all available naviga- tion sources, including information ...

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    The garmin gpsmap 172/172c has no user-serviceable parts. And is fastened shut with screws. Any attempt to open the case to change or modify the unit in any way voids your warranty and may result in permanent damage to the equipment. This garmin product is warranted to be free from defects in materi...

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    Designed for detailed electronic charting capability, the garmin gpsmap 172/172c is a powerful navigation device that can give you the information you need: precision performance • (172) 10 level grayscale fstn display with backlighting • (172c) 256-color cstn display with backlighting • 12-channel ...

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    Before installing and getting started with your unit, please check to see that your package includes the following items. If any parts are missing, please contact your garmin dealer immediately. Standard package: • gpsmap 172/172c unit • ga 29 remote external antenna and 30’ cable* • internal antenn...

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    Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . I preface/registration . . . . . . . . . . . . . . . . . . . . . . I software license agreement . . . . . . . . . . . . . . . I fcc compliance. . . . . . . . . . . . . . . . . . . . . . . .Ii warnings and precautions . . . . . . ...

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    The list to the right is provided to help you quickly find some of the more important procedures you may use on your new gpsmap 172/172c. H to do this: see page(s): turn the unit on or off . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 adjust screen backlightin...

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    Always press and release a key to perform its primary func- tion. Press, hold for more than one second, then release the enter/mark , nav/mob, and menu keys to activate their secondary function. Arrow keypad power key in out nav mob page quit menu enter mark find (zoom) out key the out key adjusts t...

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    The gpsmap 172/172c’s advanced keypad system is designed to allow for fast, convenient selec- tion of navigation options and data entry. The getting started tour introduces you to the keypad and provides a ‘hands-on’ lesson in using the gpsmap 172/172c. We strongly encourage you to take the getting ...

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    Naming a waypoint or placing any sort of data that has not been predefined requires the use of both the arrow keypad and the enter/mark key. To enter a name or number in a data field: 1. Once you have accessed a page with programmable data fields (e.G. ‘ waypoint edit’) you can use the arrow keypad ...

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    Initializing the receiver the first time you power up your new gpsmap 172/172c, the receiver must be given an oppor- tunity to collect satellite data and establish its present position. To ensure proper initialization, the gpsmap 172/172c is shipped from the factory in autolocate mode, which allows ...

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    To graphically initialize the gpsmap 172/172c: 1. Press the menu key twice for the main menu. Press up or down on the arrow keypad until the ‘gps’ tab is highlighted, then press the menu key once. 2. Using the arrow keypad, highlight ‘initialize position’ and press enter to initialize the receiver f...

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    Gpsmap 172/172c getting started tour the garmin gpsmap 172/172c is a powerful electronic navigation system that provides detailed map coverage and convenient control of many advanced features right from the screen display. This tour is designed to take you through the basic pages and functions of th...

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    Each page of the gpsmap 172/172c’s system also features an options page, which gives you access to other functions and features that relate to the specific page you are viewing. To get a feel for how the options pages work, let’s put the gpsmap 172/172c into simulator mode. To place the gpsmap 172/1...

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    The map page is one of six main pages used in the gpsmap 172/172c’s system. The six main pages are the map page, map/sonar split page*, sonar page* , compass page, highway page, and active route page. All pages are linked together in a simple chain, which allows you to scroll through the pages in ei...

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    Using the map cursor working from the map page is a simple process that centers around the use of the cursor. Con- trolled by the arrow keypad,the cursor is an important tool that can be used to pan to other map locations, mark and edit waypoints and routes, and review position data of on-screen map...

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    To mark your present position: 1. Hold down the enter/mark key until the ‘new waypoint’ window appears then release the key. The window shows a default three-digit waypoint name/number (001), symbol (dot), and position. You can leave the name as the auto-assigned number, but for this exercise, lets ...

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    Going to a destination gps is all about marking positions as waypoints and navigating to them using the receiver’s steer- ing guidance and map displays. We’ve already seen how to use the enter/mark key to store our present position, so it’s time to move on to the fun part—going to a destination. The...

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    To activate the practice route stored in memory for navigation: 1. Press nav . The option list page appears. (if you were selecting a single waypoint to navigate to rather than a route, you could highlight the waypoint on the map, press nav and then press enter.) 2. Use the arrow keypad to highlight...

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    You’ll now have a clearer picture of the route you are navigating. Keep in mind that whenever you do exceed the usable range of the built-in database or the optional mapsource or bluechart data in use, the range field displays ‘overzoom’ to indicate that you should exercise extreme caution using the...

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    Now that we’re navigating to an actual destination, let’s move on to the gpsmap 172/172c naviga- tion pages by pressing the page key three times. (when using the gpsmap 172/172c in simulator mode, the optional gsd 20 map/sonar page and sonar page are displayed (see page 8) the compass page provides ...

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    Highway page the gpsmap 172/172c’s highway page also provides graphic steering guidance to a destination waypoint, placing greater emphasis on the straight-line desired course and the distance and direction you are off course. As you head toward your destination, the middle of the screen provides vi...

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    The main pages’ data fields may also be configured to display several different information catego- ries (see pages 25-26 for the complete list). On the highway page, let’s change the ‘time to next’ field to ‘time of day’. To change a data field: 1. Press the menu key to display the highway page opt...

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    To get a basic feel for how the main menu page works, let’s delete the two waypoints you created during the simulated tour. This ensures that you have a clean slate once you start navigating in your home waters. To select the points (waypoint) submenu tab: 1. Use the arrow keypad to highlight the ‘p...

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    Map page the gpsmap 172/172c’s map page provides a comprehensive display of electronic cartography, plotting and navigational data. When using the unit with the optional bluechart data or mapsource software, the map display shows your boat on a digital chart, complete with geographic names, map item...

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    • whenever you zoom in cursor mode, the cursor is centered on screen. • to return to position mode, press the quit key. When the cursor reaches the edge of the map, the unt may pause as t loads new map data. Using the cursor the cursor allows you to pan away from your present position and scroll to ...

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    To eliminate the cursor and re-center your position on-screen: 1. Press the quit key. The cursor may also be used to create new waypoints directly from the map. To create a waypoint with the cursor: 1. Use the arrow keypad to move the cursor to the desired map position. 2. Press the enter/mark key a...

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    Map page options many features of the gpsmap 172/172c are menu driven. Each of the main pages have an options menu, allowing you to custom tailor the corresponding page to your preferences and/or select special features that specifically relate to that page. The data window, located at the top of th...

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    • measure distance— allows you to measure the bearing and distance between any two points on the map display. To measure the bearing/distance between two points: 1. Highlight the ‘measure distance’ option and press enter. An on-screen pointer appears on the map display at your present position with ...

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    General tab detail— most, more, normal, less, least: controls how much map detail displays. Those features which have a specified scale or turned “off” are unaffected by this setting. Orientation— north up— fixes the top of the map display to a north heading; track up below— fixes the top of the map...

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    Waypoints tab— waypoints/active route text— none, small, medium, and large: controls the screen size of the name. Zoom— auto, off, 20 ft.-800 mi.: sets the maximum scale at which the feature should appear on the screen. Some types of data only shows up to certain zoom scales. Points tab— spot soundi...

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    Other tab— accuracy circle— on/off: toggles the circle “on” and “off”. The circle represents the approximate accuracy of the unit based on epe, dop, and basemap quality. Your position is within the circle. Lat/lon grid— text— none, small, medium, and large: controls the screen size of the name. Zoom...

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    • elevation – elevation above/below msl (mean sea level) • eta at destination – estimated time of arrival to final waypoint • eta at next – estimated time of arrival to next waypoint • gps accuracy – shows estimated gps accuracy • highway – smaller version of the highway page • maximum speed – faste...

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    Compass page the gpsmap 172/172c features two different navigation pages: compass and highway. Whenever a nav goto, follow track (tracback), or follow route have been activated, the gpsmap 172/172c’s compass page guides you to your destination with digital readouts and a graphic compass display, whi...

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    Highway page whenever a go to, tracback or route has been activated, the gpsmap 172/172c’s highway page provides digital and graphic steering guidance to the destination with the navigation page. The top half of the highway page features user-selectable data fields that display useful navigation dat...

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    To select a menu option: 1. Using the arrow keypad, highlight the desired option and press enter. The following options are available from the highway page menu: • set up highway— allows you to select what waypoints and tracks are shown on the highway display. Use the arrow keypad and enter key to s...

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    0 reference creating waypoints creating and using waypoints the garmin gpsmap 172/172c stores up to 3000 alphanumeric waypoints with a user-defined icon, comments, depth, and water temperature available for each waypoint. Waypoints can be created using three basic methods: • enter/mark key– used pri...

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    Reference creating waypoints 6. To manually enter a set of coordinates, highlight the coordinates and press enter, then use the arrow keypad to enter the new coordinates and press enter when done. 7. When done, use the arrow keypad to highlight the ‘ok’ prompt and press enter to save the waypoint in...

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    Reference creating waypoints additional options for creating waypoints waypoints may also be created by manually entering position coordinates through the points tab of the main menu. This method can be useful for creating a waypoint at a specific latitude/longitude position from a chart. To create ...

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    Reference creating waypoints 3. To select another location from which to project a waypoint, highlight the field next to ‘from’ and press enter. The ‘find’ screen appears. Highlight the desired type of location (waypoints, cities, etc.) and press enter. Use the submenus to narrow down your search (f...

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    Reference reviewing/editing waypoints reviewing and editing waypoints once you have created and stored a waypoint, it may be modified, reviewed, renamed, moved, or deleted at any time through the waypoint review and waypoint edit pages. To access the waypoint review page: 1. Use the arrow keypad to ...

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    Reference editing waypoints to change the comment/position coordinates/depth/water temperature: 1. Highlight the desired field and press enter. 2. Use the arrow keypad to edit/enter the data. To drop to the next line, press to the right on the arrow keypad. Press enter when done. On the waypoint rev...

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    Reference waypoint lists waypoint lists the gpsmap 172/172c’s main menu page features two waypoint submenu tabs, ‘user’ and ‘prox- imity’, that let you manage a large number of waypoints quickly and efficiently. The submenu tabs also provide a continuously updated proximity waypoint alarm function t...

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    Reference waypoint lists you can also search for a waypoint by name: 1. Highlight the name field and press enter. 2. Use the arrow keypad to select the first letter of the name. 3. Move to the right and enter the second letter if you do not see it on the list below. 4. Repeat this until the name app...

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    Proximity waypoints list a dashed circle appears showing the alert boundary for the proximity waypoints. Proximity circle proximity waypoint reference waypoint lists to add a proximity waypoint: 1. Use the arrow keypad to highlight an empty space on the proximity list and press enter. The ‘find’ scr...

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    Going to a destination using the nav key, the gpsmap 172/172c provides three ways to navigate to a destination: go to point, follow route, and follow track (tracback). Once you are actively navigating, you see a straight line that always runs from your current location to the destination on the map ...

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    To activate an existing waypoint or map item as a ‘go to’ from the map display: 1. Use the arrow keypad to highlight the waypoint or map item on the screen and press nav. 2. With ‘go to ’, press enter. To activate a new map point (non-map item) as a ‘go to’ from the map display: 1. Use the arrow key...

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    2. Use the arrow keypad to select ‘save’ and press enter. 3. On the ‘save back through’ window, highlight the desired time, date, or ‘entire log’ and press enter . 4. Next, the track begins saving and then display the ‘saved track’ window when done. The default name, distance, and number of points (...

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    • if the track log interval is set to the ‘time’ option, the route may not follow your exact path (keep the interval set to ‘resolution’ for best performance). • if the receiver is turned off or satellite coverage is lost during your trip, the tracback draws a straight line between any point where c...

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    Routes the last way to navigate to a destination is to create a user-defined route. The garmin gpsmap 172/172c system lets you create and store up to 50 reversible routes (numbered 1-50), with up to 50 waypoints each. Routes can be created and modified in two ways. The first way is to ‘edit on map’ ...

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    To create a route using text from the route review page: 1. Press the menu key twice to display the main menu page. Use the arrow keypad to highlight the ‘route’ tab. 2. Press the menu key to display the route options page. Select the ‘new route’ option and press enter. Or, highlight the first avail...

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    2. Highlight the route you wish to navigate and press enter. 3. Choose ‘activate’ or ‘invert and activate’ and press enter. (‘activate’ uses the route as is, ‘invert and activate’ reverses the route then activate it.) to deactivate (stop navigation) of a route: 1. Press the nav key, highlight ‘stop ...

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    Route review page once you have created a route, the route review page allows you to edit a selected route. To access the route review page: 1. Press menu twice and highlight the ‘route’ tab. 2. Highlight the name of the route you wish to review and press enter. The route review page also allows you...

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    • edit on map — review and modify the route displayed for each point (waypoint or map item) on a map page. You may also use the cursor to insert a new route point on a route leg, review the waypoint or map item. To edit a route on the map: 1. From the route review page, press menu, highlight ‘edit o...

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    The gpsmap 172/172c’s route edit mode also allows you to insert a new route point in any route leg using the map cursor. To insert a new point between two existing route waypoints: 1. Use the arrow keypad to select the leg in which you want to insert the new waypoint (the route line highlights and c...

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    • trip planning — the route review and active route pages also display trip-planning information for each leg or the entire route. Available information includes course, eta, fuel (to point), leg distance, leg fuel, leg time, sunrise and sunset (at point location) and time to (point). To use the tri...

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    Active route page whenever you have activated a route in the gpsmap 172/172c, the active route page shows each point (waypoint or map item) of the active route, with the point name, distance and choice of course, eta, fuel to point, leg distance, leg fuel, leg time, sunrise and sunset at point locat...

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    Find key the find key allows you to search the unit for user waypoints, map items, and any optional bluechart or mapsource information loaded on a data card. Press the find key to search for items from your current location by default. You may also search from other locations. When you press find, a...

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    To view details about an item: 1. With the desired item highlighted in the search results list, press enter. 2. An information page appears with details about the item organized in a tabbed format. Depending on the type of item, additional options are available for viewing the item on the map, viewi...

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    * see the “gsd 20 sounder module with garmin chartplotters” (190-00241-03) for operational instructions. Main menu page the gpsmap 172/172c’s main menu page provides access to various waypoint, system, navigation and interface management, and setup menus in an easy to use “tab” format. The main menu...

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    Sky view signal strength bars receiver status differential status accuracy 45° 90° outer ring - the horizon inner ring- 45° above the horizon center dot - 90° above the horizon main menu— gps tab main menu: gps tab • temp* – sets up and shows the water temperature log. (if equipped with gsd 20 or nm...

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    Highlight ‘waas off’ and press enter to disable the waas capabilities. Main menu: gps tab waas capability the gpsmap 172/172c is capable of receiving waas (wide area augmentation system) satellite signals. Waas is an faa (federal aviation administration) funded project to improve the overall accu- r...

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    Main menu: gps tab the status field shows one of the following conditions: • looking for satellites – the receiver is looking for any satellites. • autolocate – the receiver is looking for any satellite whose almanac has been collected. This process can take up to five minutes. • acquiring satellite...

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    Main menu: gps tab options the differential snr (signal to noise ratio) indicates, on a scale to 0-30db with 30db being the best, the strength of the dgps signal being received. The snr depends upon the mounting of your dgps receiver and the distance from the dgps transmitting station. The gps info ...

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    Tide tab— shows a graphical chart which displays tide station information in a 24 hour span starting at midnight. You can choose from different dates and over 3000 tide stations around the usa coastline, alaska, hawaii, western canada and several of the caribbean islands. The top of the page display...

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    Main menu: tide tab tide station list menu options press menu on the tide station list to access additional search options. The ‘nearest to next’ and ‘nearest to desti- nation’ options are enabled when you are actively going to a destination (following a go to or a route, for example). You must sele...

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    Main menu— celestial tab main menu— trip tab date/time position moon phase sun position horizon (0°) 20° 45° overhead (90°) skyview window sun/moon event times trip tab— displays data for trip odometer, moving average speed, total average speed, maximum speed, stopped time, moving time, total time, ...

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    Track tab— lets you specify whether or not to record a track log (an electronic ‘breadcrumb trail’ recording of your path), define how it is recorded, or save track log data for future use. The track tab also provides an indicator of the memory used for the active track log and options to clear the ...

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    Main menu: track tab saved submenu tab— manages a list of any saved track logs, allows tracback activation, map display of saved logs. The active log stores up to approximately 10,000 track log points, based upon the criteria specified in the track settings. Up to 15 track logs may be saved in memor...

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    Main menu: dsc tab dsc tab— allows to control and set up dsc (digital selective calling) features on the unit. What is digital selective calling (dsc)? Digital selective calling (dsc) uses marine vhf radio and global positioning system (gps) tech- nologies to transmit and receive location informatio...

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    Main menu: dsc tab how are mmsi assignments obtained? Non-commercial users (e.G. Recreational users who remain in domestic waters and only carry vhf, epirb (emergency position indicating radio beacons), and radar) are not required to have a fcc ship station license. The fcc and coast guard have auth...

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    Main menu: dsc tab mmsi number attached to the call (if you have dsc support). Any dsc-equipped mariner (on sea or land) within range can receive the call. When the garmin gpsmap 172/172c is connected to a vhf with dsc support, the gps unit displays a call list, log, and a directory available to sto...

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    Main menu: dsc tab dsc call list the dsc call list displays the current calls received. The gps can manage up to 50 calls. When ‘calls’ are received, they are updated constantly to give the most current information, even if the unit is left unattended. Any entry from the call list can be selected to...

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    Main menu: dsc tab there are two ways to add a new entry into the directory. To add a new directory entry: 1. Press menu, then highlight ‘new item’ and press enter. 2. Or, with the directory tab highlighted press the arrow keypad down, highlight an empty field and press enter to access the new direc...

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    Main menu: dsc/card tabs a user also has the ability to simulate a distress call or a position report on this page. This is help- ful for practice before connecting to the real system. The distress call simulator also helps to check if alarms are working properly. To run a simulation: 1. Place the c...

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    Temp (temperature) tab— displays the water temperature log (if equipped with a temperature transducer/sensor). The chart reads from right to left, so that the most recent temperature measured is displayed on the far right side of the chart. The dotted lines within the chart indicate intervals in the...

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    Track control* – ‘auto track’ steers to the current navigation point. ‘user track’ allows you to enter a heading in the ‘track’ field. Track* – lets you enter a heading. Speed* – lets you enter a speed. Transducer* – lets you simulate using a depth only, temp only, or temp/speed transducer. * these ...

  • Page 81

    For additional information on loran td setup, see page 78 . • map datum – allows you to manually select the datum reference used to determine a given position. The default setting is ‘wgs 84’. The unit automatically chooses the best datum depending upon your chosen position format. Datums are used t...

  • Page 82

    Time submenu tab— displays the current time and date, allows you to adjust the 12 or 24-hour time format, enter a time zone, and adjust for daylight savings to show correct local time. The following options are available: • time format – 12 hour, 24-hour (military) or utc time (also called greenwich...

  • Page 83

    Main menu: comm tab • none – provides no interfacing capabilities. Port 2: • garmin dgps – used to connect the gpsmap 172/172c with a garmin dgps beacon receiver. • other dgps – allows dgps input using a standard rtcm format, without any output capabili- ties. • nmea in/nmea out – supports the input...

  • Page 84

    Main menu: comm tab if ‘garmin dgps’ or ‘rtcm in/nmea out’ format is selected, additional fields are provided to control a garmin differential beacon receiver directly from your gpsmap 172/172c. You may have the unit automatically scan for the dgps beacon signal or you can enter the beacon frequency...

  • Page 85

    Main menu: comm tab nmea interface if you are going to interface the gpsmap 172/172c with another piece of equipment (such as a radio or autopilot), the unit needs to be set to output nmea data. More information on wiring and nmea data may be found on page 92. To activate the nmea data: 1. On either...

  • Page 86

    Main menu: comm tab/ alarm tab gpsmap 172/172c nmea sentence output (nmea version 3 .01 compliant) always transmitted: gprmc, gpgga, gpgll, gpbwc, gpvtg, gpxte, gprmb, gpbod switchable sentences: gpgsa, gpgsv, gpwpl, gprte garmin proprietary: pgrme, pgrmz, pgrmm alarm tab— contains setting for the u...

  • Page 87

    Main menu: alarm tab sonar submenu tab* shallow water/deep water – set alarms to sound when you enter an area of specified depth that is too shallow and/or too deep. You must be receiving sonar data for this function to work. Water temperature – sets an alarm to sound when the transducer reports a t...

  • Page 88

    Loran td loran td system loran-c is a radio navigation aid operated and maintained in the united states by the united states coast guard. The name loran is an acronym for “long range navigation”. The loran system covers the entire united states and the u.S. Coastal confluence zone. From the perspect...

  • Page 89

    Loran td setup the loran position format field is located under the units tab in the main menu. The ‘loran td setup’ window contains the fields to select the loran gri-chain number, primary and secondary stations, and td offsets. To setup loran td from the main menu: 1. Using the arrow keypad, highl...

  • Page 90

    The chart below gives an approximate utc (universal time coordinate) time offset for the various longitudinal zones. Check with local charts for more detailed information. If you are in daylight savings time, add one hour to the offset. Longitudinal zone offset w180.0º to w172.5º -12 w172.5º to w157...

  • Page 91

    Appendix c messages database error— internal problem with the unit. Contact your dealer or garmin customer service (pg. Iv) to have the unit serviced. Deep water alarm— specified deep water alarm depth has been detected below transducer. Lost satellite reception— the unit has lost satellite signals....

  • Page 92

    Appendix c messages proximity alarm list is full— you have used all ten proximity waypoints. Proximity alarm waypoint— you have entered the alarm radius for the proximity waypoint indicated. Proximity overlaps another proximity waypoint—the alarm radius specified overlaps the area specified for anot...

  • Page 93

    Adindan adindan- ethiopia, mali, senegal, sudan afgooye afgooye- somalia ain el abd ‘70 ain el anbd 1970- bahrain island, saudi arabia anna 1 ast ‘65 anna 1 astro ‘65- cocos i. Arc 1950 arc 1950- botswana, lesotho, malawi, swaziland, zaire, zambia, zimbabwe arc 1960 kenya, tanzania ascnsn isld ‘58 a...

  • Page 94

    Johnston island johnston island kandawala kandawala- sri lanka kerguelen islnd kerguelen island kertau 1948 west malaysia, singapore l. C. 5 astro cayman brac island liberia 1964 liberia 1964- liberia luzon mindanao luzon- mindanao island luzon philippine luzon- philippines (excluding mindanao isl.)...

  • Page 95

    Avg speed— the average of all second-by-second speed readings since last reset. Bearing (brg)— the compass direction from your present position to a destination waypoint. Course— the desired course between the active ‘from’ and ‘to’ waypoints. Distance (dist)— the ‘great circle’ distance from presen...

  • Page 96

    Odometer— a running tally of distance travelled, based upon the distance between second-by-second position readings. Off course— the distance you are off a desired course in either direction, left or right. Also referred to as ‘cross-track error’ or ‘course error’. Speed— the current velocity at whi...

  • Page 97

    Physical specifications size: 4.9" h x 6.3" w x 3.7" d (122.5mm x 157.5mm x 92.5mm) weight: 1.0 lb 1oz.(.481kg) display: (172c) 3.2” w x 3.2” h (81.28mm) cstn (color super twist nematic) with adjustable ccfl (cold cathode fluorescent lamp) backlighting; (320x320 pixels) (172) . 3.2” w x 3.2” h (81.6...

  • Page 98

    Installing the gpsmap 172/172c the gpsmap 172/172c must be properly installed according to the following instructions to get the best possible performance. If you have the gpsmap 172/172c with the built-in internal antenna, you may skip this section and proceed to the next page. For units purchased ...

  • Page 99

    Mounting the gpsmap 172/172c unit the gpsmap 172/172c’s compact, waterproof case is suitable for mounting in exposed locations or at the nav station. The unit comes with a single-knob tilt & swivel bracket that can be used for surface or overhead mounting. When choosing a location for the display un...

  • Page 100

    Installing the unit on the mounting bracket 1. Align the slot on the back of the unit with the long mounting knob and slide in place. It may be necessary to adjust the long mounting knob to spread the bracket arms apart. (turn counter-clock- wise to widen the bracket arms, clockwise to tighten.) 2. ...

  • Page 101

    Flush mounting the gpsmap 172/172c external antenna unit the gpsmap 172/172c external antenna only can be flush mounted on a flat panel. When flush mounting the gpsmap 172/172c, be sure to choose an appropriately sized location for the unit. Check that all cables reach the unit mounting location bef...

  • Page 102

    Connecting the power/data the power/data cable connects the gpsmap 172/172c to a dc system and provides interface capabilities for connecting external devices. The color code in the diagram below indicates the appro- priate harness connections. Replacement fuse is a agc/3ag 2.0 amp fuse. For wiring ...

  • Page 103

    Once the data card has been read, a summary screen appears. Press enter/ mark to acknowledge. The first time you insert a data card, the unit takes a few seconds to read the card. Installing and removing data cards the gpsmap 172/172c uses optional garmin marine bluechart and mapsource data cards to...

  • Page 104

    A accuracy 55 accuracy alarm 76 accuracy circle 25 active route page 16, 29, 50 active route page options 50 active track log 61 alarm tab 76, 77 anchor drag alarm 76 append to route 33 arrival alarm 76 arrow keypad 1 autolocate 57 autozoom 23 b backlight 1, 6 basemap 23 battery alarm 76 bearing lin...

  • Page 105

    F fcc compliance ii find 51, 52 find key 1, 51 find options 52 fish alarm 77 follow routes 11, 44, 45 follow track 11, 40 full screen map 21 g general tab 23 going to a destination 11, 39, 40 go to 39 go to point 11, 39 gps information page 5, 6 gps status 5, 6 gps tab 5, 54-57 gps tab options 57 gr...

  • Page 106

    Navigation terms 85, 86 nav key 1, 39-42, 68 nav line tab 24 nearest to boat 52 nearest to destination 52 nearest to next 52 nearest to other 52 nmea 72, 73, 75, 76, 92 nmea interface 75 nmea output setup 75 north reference 71 north up 23 numbers, changing 25 o off course alarm 76 orientation, map 2...

  • Page 107

    Show data 21 signal strength bars 54 simulated tour 12 simulator 57, 69 simulator mode 7, 11, 15 simulator set position 69 simulator speed 70 simulator track 70 simulator track control 70 simulator transducer 70 skyview orientation 60 software license i software version 70 source tab 23 specificatio...

  • Page 110

    For the latest free software updates (excluding map data) throughout the life of your garmin products, visit the garmin web site at www .Garmin .Com . © 2004-2007 garmin ltd. Or its subsidiaries garmin international, inc. 1200 east 151 st street, olathe, kansas 66062, usa garmin (europe) ltd. Libert...