Garmin GPSMAP 198C Owner's Manual

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GPSMAP

198C Sounder

chartplotting receiver

owner’s manual

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Summary of GPSMAP 198C

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Gpsmap ® 198c sounder chartplotting receiver owner’s manual.
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© copyright 2005 garmin ltd. Or its subsidiaries garmin international, inc. 1200 east 151 st street, olathe, kansas 66062, u.S.A. Tel. 913/397.8200 or 800/800.1020 fax 913/397.8282 garmin (europe) ltd. Unit 5, the quadrangle, abbey park industrial estate, romsey, so51 9dl, u.K. Tel. 44/0870.8501241 ...
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Gpsmap 198c sounder owner’s manual i i ntroduction > a bout t his m anual i ntroduction thank you for choosing the garmin ® gpsmap ® 198c sounder. The gpsmap 198c sounder utilizes the proven performance of garmin gps and full-featured mapping to create an unsurpassed portable gps receiver. Take a mo...
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Ii gpsmap 198c sounder owner’s manual i ntroduction > t able of c ontents table of contents introduction ...........................................................................I about this manual ................................................................... I warning .........................
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Gpsmap 198c sounder owner’s manual iii i ntroduction > t able of c ontents appendix ............................................................................92 speciﬁcations ........................................................................ 92 installing the gpsmap 198c sounder ...............
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Iv gpsmap 198c sounder owner’s manual i ntroduction > w arnings and c autions 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 gpsmap 198c sou...
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Gpsmap 198c sounder owner’s manual 1 b asic o peration > i nitializing the r eceiver b asic o peration initializing the receiver the ﬁrst time you turn on the gpsmap 198c sounder, the receiver must be given an opportunity to collect satellite data and establish its present location. To ensure proper...
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2 gpsmap 198c sounder owner’s manual b asic o peration > i nitializing the r eceiver to graphically initialize the gpsmap 198c sounder: 1. Press menu twice for the main menu. Press up or down on the rocker until the gps tab is highlighted, and then press menu once. 2. Using the rocker, highlight ini...
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Gpsmap 198c sounder owner’s manual 3 b asic o peration > s imulator m ode simulator mode simulator mode turns the gps receiver off for use indoors or practice. Any of the functions discussed in the following pages can be performed in simulator mode. While in simulator mode, a “running simulator” mes...
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4 gpsmap 198c sounder owner’s manual b asic o peration > a djusting the b ack l ight the set position, track control, track and speed ﬁelds only show while in simulator mode. To enter a simulated speed and heading from the main menu: 1. Press menu twice to show the main menu. 2. Use the rocker to hi...
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Gpsmap 198c sounder owner’s manual 5 b asic o peration > i nterface k eys interface keys power key • press and hold to turn the unit on or off. • press and release to adjust backlighting. Page key • press to cycle through the main pages. • press to end an operation in progress and return to the main...
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6 gpsmap 198c sounder owner’s manual b asic o peration > e ntering d ata and s electing o ptions entering data and selecting options you can select and start options, and enter data to customize the gpsmap 198c sounder to ﬁt your requirements. Use the enter key and the rocker to select options, ente...
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Gpsmap 198c sounder owner’s manual 7 b asic o peration > u sing the m ap p ointer using the map pointer working from the map page centers around the use of the pointer. Controlled by the rocker, the pointer is used to pan to map locations, mark and edit waypoints and routes, and review position data...
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8 gpsmap 198c sounder owner’s manual b asic o peration > c reating and u sing w aypoints creating and using waypoints the garmin gpsmap 198c sounder stores up to 3,000 alphanumeric waypoints with a user-deﬁned symbol, comments, and depth available for each waypoint. Waypoints can be created using tw...
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Gpsmap 198c sounder owner’s manual 9 b asic o peration > c reating and u sing w aypoints 5. To enter optional comments or a depth, highlight the comments or depth ﬁeld to the right of the location coordinates, and press enter/mark, use the rocker to enter a value, and press enter/mark. 6. To manuall...
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10 gpsmap 198c sounder owner’s manual b asic o peration > m an o ver b oard (mob) man overboard (mob) the gpsmap 198c sounder’s man overboard function (mob) simultaneously mark and set a course back to the marked location for quick response to emergency situations. The mob function allows you to qui...
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Gpsmap 198c sounder owner’s manual 11 b asic o peration > r eviewing and e diting w aypoints reviewing and editing waypoints waypoints are reviewed, modiﬁed, renamed, moved, or deleted at any time through the waypoint edit page. The waypoint edit page is available for any stored waypoint. Select the...
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12 gpsmap 198c sounder owner’s manual b asic o peration > n avigating to a d estination to change the waypoint symbol: 1. Highlight the waypoint symbol ﬁeld to the left of the waypoint name, and press enter. 2. Use the rocker to select a new symbol, and press enter. To change the comment, location, ...
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Gpsmap 198c sounder owner’s manual 13 b asic o peration > n avigating to a d estination to start a go to from a point list: 1. Press nav. Highlight go to point, and press enter. 2. From the find menu, highlight waypoints or another menu option, and press enter. 3. To select a waypoint from the waypo...
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14 gpsmap 198c sounder owner’s manual b asic o peration > n avigating to a d estination to go to a new map point (non-map item): 1. Use the rocker to move the map pointer to the location. 2. Press nav. 3. With go to map point highlighted, press enter. Tracback navigation (navigating a track) the tra...
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Gpsmap 198c sounder owner’s manual 15 b asic o peration > n avigating to a d estination to clear the track log and deﬁne a starting point for a tracback route: 1. Press menu twice to show the main menu. 2. Using the rocker, highlight the track tab, then highlight the active sub tab. 3. Use the rocke...
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16 gpsmap 198c sounder owner’s manual b asic o peration > n avigating to a d estination to start a tracback using the nav key: 1. Press nav, highlight the follow track, and press enter. 2. Highlight the track you want to follow, and press enter. 3. Choose original to navigate from the start to the e...
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Gpsmap 198c sounder owner’s manual 17 b asic o peration > r outes routes you can create and store up to 50 user-deﬁned reversible routes (numbered 1-50), with up to 254 waypoints each. Routes are created and modiﬁed in two ways. The ﬁrst method creates the route using a map page. This method selects...
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18 gpsmap 198c sounder owner’s manual b asic o peration > r outes 6. Repeat steps 4 and 5 until you have ﬁnished deﬁning all route waypoints. 7. When ﬁnished, press quit twice to return to the route list page. Highlight edit as text, and press enter to return to the route review page. Add appears be...
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Gpsmap 198c sounder owner’s manual 19 b asic o peration > f ind 6. From the find menu, highlight waypoints or another menu item, and press enter. From either the by name or nearest tab lists, choose a waypoint, and press enter. (see page 50 for searching for waypoints by name.) 7. From the waypoint ...
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20 gpsmap 198c sounder owner’s manual b asic o peration > f ind to find an item from your current location: 1. From any page, press find. 2. Using the rocker, highlight a category from the list, and press enter. 3. For waypoints and cities, search using by name or nearest. Use the rocker to highligh...
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Gpsmap 198c sounder owner’s manual 21 b asic o peration > a dditional i nformation to find an item using the find options: 1 from any page, press find. 2. Using the rocker, highlight a category from the list, and press enter. 3 from the search results list, press menu, highlight an option, and press...
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22 gpsmap 198c sounder owner’s manual b asic o peration > dsc dsc the dsc page of the main menu controls and sets up the digital selective calling (dsc) features on the gpsmap 198c sounder. Digital selective calling (dsc) uses marine vhf radio and global positioning system (gps) technologies to tran...
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Gpsmap 198c sounder owner’s manual 23 b asic o peration > dsc understanding position reports a position report is similar to a distress call except no alarm is sounded. Position reports are not broadcast to all dsc users and are shown with a boat symbol. Receiving dsc calls each time you receive a d...
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24 gpsmap 198c sounder owner’s manual b asic o peration > dsc dsc call list the dsc call list shows the 50 most recent calls, even if the unit is left unattended. The call list shows the most recent call from a vessel. If a second call from the same vessel is received, it replaces the ﬁrst call in t...
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Gpsmap 198c sounder owner’s manual 25 b asic o peration > dsc navigating to a position report or distress call after a position report or a distress call is received, navigation can be quickly set to the call location. To navigate to position report or distress call: 1 press nav. 2. With go to mmsi/...
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26 gpsmap 198c sounder owner’s manual m ain p ages > o verview m ain p ages there are ﬁve main pages that are always available: map, sonar, compass, numbers, highway, and active route pages. You can cycle through these pages by pressing either page or quit. For information on the sonar page, refer t...
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Gpsmap 198c sounder owner’s manual 27 m ain p ages > m ap p age map page the gpsmap 198c sounder’s map page provides a comprehensive screen of electronic cartography, plotting, and navigational data. When using the unit with optional bluechart or mapsource data, the map page shows your boat on a dig...
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28 gpsmap 198c sounder owner’s manual m ain p ages > m ap p age using the map pointer the pointer pans away from your present location (even outside of your current detail coverage.) as you pan past the edge of the current map page, the screen actively scrolls forward to provide continuous map cover...
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Gpsmap 198c sounder owner’s manual 29 m ain p ages > m ap p age use the pointer to create new waypoints directly from the map. To create a waypoint with the pointer: 1. Use the rocker to move the pointer to the map location. 2. Press enter, and the new map waypoint window appears. If the pointer is ...
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30 gpsmap 198c sounder owner’s manual m ain p ages > m ap p age the gpsmap 198c sounder’s system has a built-in worldwide database to 20 mi, with more detailed coverage available through the use of the optional bluechart or mapsource data. The gpsmap 198c sounder shows cartography as long as there i...
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Gpsmap 198c sounder owner’s manual 31 m ain p ages > m ap p age map page options full screen map/show data—toggles between the map page without or with data ﬁelds on the map page. To maximize the map/show data ﬁelds: 1. Highlight full screen map, and press enter. The map page is now maximized with n...
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32 gpsmap 198c sounder owner’s manual m ain p ages > m ap p age you can also merge the four medium default data ﬁelds to a single, large ﬁeld for better readability or you can split any or all of the default data ﬁelds to show four small data ﬁelds. Single, large data ﬁeld default, medium ﬁelds spli...
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Gpsmap 198c sounder owner’s manual 33 m ain p ages > c ompass p age set up map—conﬁgures the map page preferences, including map detail, map orientation, automatic zoom, and various map items and points. Refer to “main menu—map tab” on page 64 for more information. To change a map setup feature: 1. ...
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34 gpsmap 198c sounder owner’s manual m ain p ages > n umbers p age bearing pointer compass ring data fields current go to destination bearing bug the gpsmap 198c sounder’s compass page features a menu that provides access to layout and data ﬁeld options. The data window, located at the top of the p...
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Gpsmap 198c sounder owner’s manual 35 m ain p ages > h ighway p age numbers page shown with middle data ﬁeld split into four ﬁelds to split the data ﬁelds: 1. Press menu, then press enter. Highlight the data ﬁeld, and press menu. 2. Highlight split numbers, then press enter. Four new data ﬁelds appe...
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36 gpsmap 198c sounder owner’s manual m ain p ages > h ighway p age the four data ﬁelds at the top of the page provide additional user- selectable guidance information. Additionally, a compass ribbon shows your current heading along with a dark, vertical bar that indicates the direct bearing to the ...
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Gpsmap 198c sounder owner’s manual 37 m ain p ages > a ctive r oute p age preview window highway page set up check or uncheck the options you want to show or hide on the highway page. The following options are available from the highway page menu: set up highway—selects what waypoints and tracks are...
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38 gpsmap 198c sounder owner’s manual m ain p ages > a ctive r oute p age active route page options the following options are available from the active route page: • hide/show numbers—see page 31 for instructions (same as map page option). • change numbers—see page 31 for instructions. • edit on map...
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Gpsmap 198c sounder owner’s manual 39 m ain m enu > gps t ab m ain m enu the gpsmap 198c sounder’s main menu provides access to various waypoint, system, navigation, interface management, and setup menus. The 19 menu tabs are divided into categories by function. The main menu is available from any p...
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40 gpsmap 198c sounder owner’s manual m ain m enu > gps t ab • no signal strength bars—the receiver is looking for the satellites indicated. • light signal strength bars—the receiver has found the satellite(s) and is collecting data. • dark signal strength bars—the receiver has collected the necessa...
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Gpsmap 198c sounder owner’s manual 41 m ain m enu > gps t ab ocean, in a geo-stationary orbit over the equator. Effective use of the waas satellite signal can be limited by your geographic location in relation to those satellites, now in developmental service. Waas satellite signal reception require...
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42 gpsmap 198c sounder owner’s manual m ain m enu > gps t ab • autolocate—the receiver is looking for any satellite whose almanac has been collected. This process can take up to ﬁve minutes. • acquiring satellites—the receiver is looking for and collecting data from satellites visible at its last kn...
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Gpsmap 198c sounder owner’s manual 43 m ain m enu > t ide t ab gps tab options the gps tab features an options page that provides access to functions and features relating to the gps info page. To show and select the gps tab options: 1. Press menu. 2. Using the rocker, highlight an option, and press...
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44 gpsmap 198c sounder owner’s manual m ain m enu > t ide t ab in 4-hour increments, and the light, dotted vertical lines are in 1-hour increments. A solid, vertical line (with the current time box at the top) indicates the time of day when using current date and intersects the tide graph to show th...
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Gpsmap 198c sounder owner’s manual 45 m ain m enu > t ide t ab automatically search for the nearest station using a variety of search locations. You must select a location within 100 nm of a tide station. If you are not within this range, you see a message “none found.” use the nearest to other find...
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46 gpsmap 198c sounder owner’s manual m ain m enu > t rip t ab move the time bar on the tide chart in 5 minute increments to show tide heights at various times on the chart. To see tide heights at various times on the chart: 1. Press menu, highlight move cursor, and press enter. 2. Press left or rig...
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Gpsmap 198c sounder owner’s manual 47 m ain m enu > c eles t ab celes (celestial) tab the celestial tab shows celestial data for sun and moon rise/set, moon phase, and approximate sky view location of the sun and moon. The moon phase shows the current visible portion of the moon as a light color. Yo...
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48 gpsmap 198c sounder owner’s manual m ain m enu > p oints t ab celestial tab menu to change the time or date: 1. From the celes tab, use the rocker to highlight the date or time, and press enter. 2. Enter a new date or time, and press enter. To use current date and time: from the celes tab, press ...
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Gpsmap 198c sounder owner’s manual 49 m ain m enu > p oints t ab to select the points (waypoint) sub tab: 1. Use the rocker to highlight the points menu tab. A list of stored waypoints appear to the right of the main menu list. 2. Press right one time on the rocker. The user tab is now highlighted. ...
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50 gpsmap 198c sounder owner’s manual m ain m enu > p oints t ab to show the waypoint menu options: using the rocker, highlight the user tab, and press menu. To scroll through and review the waypoint list: 1. With the rocker, highlight the points tab from the main menu, and then highlight user. 2. U...
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Gpsmap 198c sounder owner’s manual 51 m ain m enu > p oints t ab to delete waypoints by symbol: 1. From the user sub tab, highlight the waypoint to delete, and press menu. Select delete by symbol, and press enter. 2. Use the rocker to highlight the symbol of the waypoint(s) to delete, and press ente...
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52 gpsmap 198c sounder owner’s manual m ain m enu > p oints t ab to add a proximity waypoint: 1. Use the rocker to highlight an empty space on the proximity list, and press enter. The find screen appears. Highlight waypoints, and press enter. 2. To select a waypoint from the lists, use the rocker to...
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Gpsmap 198c sounder owner’s manual 53 m ain m enu > r outes t ab routes tab the gpsmap 198c sounder route list page shows all the routes currently stored in memory, along with a descriptive name for each route. After a route has been created, it can be started and used for navigation with the nav ke...
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54 gpsmap 198c sounder owner’s manual m ain m enu > r outes t ab route review page after you create a route, the route review page allows you to review and modify the route shown. To show the route review page: 1. Press menu twice, highlight the route tab. 2. Highlight the route you want to review, ...
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Gpsmap 198c sounder owner’s manual 55 m ain m enu > r outes t ab when you are on the route review page, you can review the route points (waypoints or map items) one at a time from the list. To review individual route points: 1. Highlight a point, and press enter. 2. On the waypoint review window, yo...
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56 gpsmap 198c sounder owner’s manual m ain m enu > r outes t ab edit on map—allows you to review and modify the route shown for each point (waypoint or map item) on a map page. Use the pointer to insert a new route point on a route leg, review the waypoint, or map item. To edit the route on the map...
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Gpsmap 198c sounder owner’s manual 57 m ain m enu > r outes t ab add before—inserts a waypoint into the list of route points or add a point(s) onto the end of the route. To insert a point into the route, or add a point to the end: 1. From either the route review or active route pages, use the rocker...
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58 gpsmap 198c sounder owner’s manual m ain m enu > r outes t ab trip planning—the route review and active route pages also show 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 suns...
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Gpsmap 198c sounder owner’s manual 59 m ain m enu > t rack t ab track tab the track tab speciﬁes whether or not to record a track log, deﬁne how it is recorded, or save track log data for future use. The track logs page also provides an indicator of the memory used for the active track log and optio...
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60 gpsmap 198c sounder owner’s manual m ain m enu > t rack t ab for the active tab, the following settings are available: record mode—contains three track recording options: • off—the track log is not recorded. Selecting the off setting prevents you from using the tracback feature. • fill—a track lo...
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Gpsmap 198c sounder owner’s manual 61 m ain m enu > dsc t ab you can use the review on map option to show a saved track on a track map page. To start a tracback from the saved tab list: 1. Using the rocker, highlight a track, and press nav. 2. The follow automatically appears highlighted. Press ente...
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62 gpsmap 198c sounder owner’s manual m ain m enu > c ard and t ime t abs card tab the card tab contains options for saving waypoints, routes and tracks to a data card. When data is saved to a data card, it can be exchanged with other compatible units and garmin’s mapsource pc program. To transfer d...
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Gpsmap 198c sounder owner’s manual 63 m ain m enu > p ages t ab pages tab the pages tab allows you to turn on/off any of the main pages or jump to a particular page. You can also set the page that appears ﬁrst when you turn on the unit or enable/disable the gps info on the initial screen. To select ...
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64 gpsmap 198c sounder owner’s manual m ain m enu > m ap t ab map tab the map tab changes the show properties of the map page. The following pages contain descriptions of the map tab’s eight sub tabs. General sub tab • detail—most, more, normal, less, least: controls how much map detail is shown. Th...
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Gpsmap 198c sounder owner’s manual 65 m ain m enu > m ap t ab to show the map information page: 1. Highlight the data card maps option box, and press enter. 2. Use the rocker to scroll through the list of maps. 3. To select or deselect a map, highlight the check box to the left of the name of a map....
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66 gpsmap 198c sounder owner’s manual m ain m enu > m ap t ab points sub tab the spot soundings, tide stations, and services options each contain adjustments for text and zoom. • text—none (except spot snd.), small, medium, and large: controls the screen size of the name. • zoom—auto, off, 120 ft-80...
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Gpsmap 198c sounder owner’s manual 67 m ain m enu > m ap t ab nav line sub tab • heading line—on/off: draws an extension from the end of the boat icon in the direction of travel. • bearing line—on/off: toggles the black/white line that points to the current navigation point. • course line—auto, off,...
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68 gpsmap 198c sounder owner’s manual m ain m enu > h iway , t emp , and s onar t abs hiway (highway) tab the hiway tab contains screen settings for the highway page. Refer to the “highway page” section on page 35 . Temp (temperature) tab the temp tab screen the water temperature log. The temperatur...
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Gpsmap 198c sounder owner’s manual 69 m ain m enu > s ystm t ab systm (system) tab the system tab controls system setting for beeper, speed ﬁlter, languages, system mode, and simulator controls, restores factory settings, shows software version, and prepares software update cards. The following sett...
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70 gpsmap 198c sounder owner’s manual m ain m enu > u nits t ab units tab the unit tab deﬁnes the position format, map datum, heading, distance, speed, elevation, depth, and temperature units. The following settings are available: • position format—changes the coordinate system. You should only chan...
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Gpsmap 198c sounder owner’s manual 71 m ain m enu > u nits t ab • heading—selects the reference used in calculating heading information. You can select from auto mag var, true, grid, and user mag var. Auto mag var provides magnetic north heading references that are automatically determined from your...
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72 gpsmap 198c sounder owner’s manual m ain m enu > c omm t ab comm (communications) tab the comm tab controls the input/output format used when connecting your gpsmap 198c sounder to external nmea devices, a dgps beacon receiver, a personal computer, or another garmin unit. Note: if a dgps receiver...
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Gpsmap 198c sounder owner’s manual 73 m ain m enu > c omm t ab when transferring data between two garmin units, always set one to host and use the other unit to either send or request the data. To select an input/output format: 1. Select port 1 or port 2, highlight the serial data format ﬁeld, and p...
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74 gpsmap 198c sounder owner’s manual m ain m enu > c omm t ab to adjust the nmea output: 1. From the comm tab, press menu, highlight nmea setup, and press enter. 2. Highlight an option, and press enter. 3. Use the rocker to select a setting, and press enter. Press quit to return to the comm tab. Ad...
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Gpsmap 198c sounder owner’s manual 75 m ain m enu > c omm t ab status field snr and distance shows data when signal is received. Note: the dgps beacon transmitters are operated by the u.S. Coast guard (or similar government agency in other countries), and are responsible for their accuracy and maint...
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76 gpsmap 198c sounder owner’s manual m ain m enu > a larm t ab alarm tab the alarm tab allows you to deﬁne the alarm settings. The alarm tab is divided into three sub tabs: system alarms, nav alarms, and sonar alarms. System sub tab • clock—provides an alarm for the system clock. Enter a time in th...
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Gpsmap 198c sounder owner’s manual 77 m ain m enu > a larm t ab to set an alarm: 1. Use the rocker to highlight a sub tab. 2. Highlight the ﬁeld you want to start, and press enter. 3. Change the mode to the setting, and press enter. 4. Highlight the next ﬁeld to the right, press enter, enter setting...
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78 gpsmap 198c sounder owner’s manual u sing s onar > s onar p age u sing s onar this section covers the additional sonar options for the gpsmap 198c sounder when used in conjunction with a transducer. Read the installation instructions to properly install the transducer. Note: you must have a trans...
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Gpsmap 198c sounder owner’s manual 79 u sing s onar > s onar p age using the adjustment menu the adjustment menu gives you direct access to the settings and features most commonly used on the sonar page. The option selected currently appears in the upper left of the screen. Press menu and highlight ...
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80 gpsmap 198c sounder owner’s manual u sing s onar > s onar p age range adjustment zoom adjustment range—sets the screen depth range used for viewing. The unit can be set to automatically track the bottom or set to a user-speciﬁed depth range. Auto mode shows the most information possible while con...
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Gpsmap 198c sounder owner’s manual 81 u sing s onar > s onar p age • btm (bottom) split—shows two reduced pictures; the right at the original depth scale and the left showing sonar returns from the bottom up. All target depths read as a distance from the bottom. • btm (bottom) lock—shows only the bo...
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82 gpsmap 198c sounder owner’s manual u sing s onar > s onar p age whiteline—controls how the unit shows information about the bottom type (hard or soft). With the whiteline off, the bottom return shows as red and contains no information on bottom hardness. With whiteline set at normal or 1-100%, th...
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Gpsmap 198c sounder owner’s manual 83 u sing s onar > s onar p age sonar page options the gpsmap 198c sounder’s sonar page features a menu that provides access to additional functions and to layout and data ﬁeld options. Sonar page menu options to show the sonar page options: press menu. To select a...
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84 gpsmap 198c sounder owner’s manual u sing s onar > s onar p age to mark an underwater waypoint: 1. From the sonar page, press menu, highlight show pointer, and press enter to pause the screen movement. 2. Use the rocker to move the cursor onto the target, such as underwater drop offs and stumps, ...
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Gpsmap 198c sounder owner’s manual 85 u sing s onar > s onar t ab o ptions resizing the split sonar page double-arrow size split menu options sonar tab options to access and change a setting on the sonar tab: 1. Press menu twice to access the main menu. Use the rocker to highlight the sonar tab. 2. ...
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86 gpsmap 198c sounder owner’s manual u sing s onar > s onar t ab o ptions depth number—controls the efﬁciency of the digital depth update rate. Fast update updates more quickly and is recommended for low-noise, deeper water (>50 ft) auto is best for shallow water or high noise areas, and produces a...
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Gpsmap 198c sounder owner’s manual 87 u sing s onar > s onar t ab o ptions keel offset—used to offset the surface reading for the depth of a keel. This makes it possible to measure depth from the bottom of your keel instead of from the transducer’s location. Enter a positive number to offset for a k...
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88 gpsmap 198c sounder owner’s manual u sing s onar > s onar t ab o ptions to calibrate the water speed: 1. On the sonar tab, use the rocker to highlight calibrate water speed and press enter. 2. Bring the boat to a cruising speed. The top ground and uncalibrated water speeds are shown at the bottom...
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Gpsmap 198c sounder owner’s manual 89 u sing s onar > s onar t ab o ptions understanding sonar the transducer mounted on your vessel transmits sound waves toward the bottom of a lake, stream, or seabed in a cone-shaped pattern. When a transmitted sound wave strikes an underwater object—such as the b...
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90 gpsmap 198c sounder owner’s manual u sing s onar > u nderstanding s onar transducer coverage the area covered by the transmitted sound waves is determined by the cone angle of the transducer and the water depth. The wide cone angles (40°) associated with low frequencies (50 khz) provide a large c...
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Gpsmap 198c sounder owner’s manual 91 u sing s onar > u nderstanding s onar whiteline when the sonar sound waves are reﬂected back by the bottom, a hard bottom returns a stronger signal than a soft bottom. A thin whiteline indicates a softer bottom, while a thick whiteline indicates a harder bottom....
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92 gpsmap 198c sounder owner’s manual a ppendix > s pecifications a ppendix speciﬁcations physical speciﬁcations size: 6.2" h x 6.30" w x 3.7" d (15.7 cm x 16.0 cm x 6.7 cm) weight: less than 2.0 lb display: 5.0" diagonal (12.7 cm) 16-color tft display with backlighting (234 x 320 pixels) case: full...
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Gpsmap 198c sounder owner’s manual 93 a ppendix > i nstalling the gpsmap 198c s ounder installing the gpsmap 198c sounder the gpsmap 198c sounder must be properly installed according to the following instructions to get the best possible performance. To complete the installation, you need the approp...
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94 gpsmap 198c sounder owner’s manual a ppendix > m ounting the gpsmap 198c s ounder to install the gps antenna: 1. Screw the antenna directly onto the 1 " x 14-thread mount. 2. Route the cable to the mounting location of the unit. Use the appropriate tie-wraps, fasteners, and sealant to secure the ...
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Gpsmap 198c sounder owner’s manual 95 a ppendix > m ounting the gpsmap 198c s ounder to install the gpsmap 198c sounder: 1. Select a location for the mounting bracket. 2. Mark and drill the four mounting holes for the fastener you are using. 3. Fasten the bracket to the surface using the appropriate...
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96 gpsmap 198c sounder owner’s manual a ppendix > i nstalling the t ransducer installing the transducer the transducer acts as the eyes and ears of your new sonar. Proper transducer installation is critical to the operation of your unit. The transducer transmits sound waves toward the bottom in a co...
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Gpsmap 198c sounder owner’s manual 97 a ppendix > i nstalling the t ransducer transom mount transducer the following diagram is for mounting the transducer included with the gpsmap 198c sounder with transducer package. If the transducer lead is too short, extension cables are available from your gar...
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98 gpsmap 198c sounder owner’s manual a ppendix > c are i nformation care information cleaning the unit the gpsmap 198c sounder is constructed of high quality materials and does not require user maintenance other than cleaning. Clean the unit using a cloth dampened with a mild detergent solution and...
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Gpsmap 198c sounder owner’s manual 99 a ppendix > c onnecting the p ower /d ata c able connecting the power/data cable the power/data cable connects the gpsmap 198c sounder to a dc system and provides interface capabilities for connecting external devices. The color code in the diagram below indicat...
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100 gpsmap 198c sounder owner’s manual a ppendix > i nterfacing interfacing the following formats are supported for connection of external devices: garmin proprietary differential gps (dgps), nmea 0183 versions 2.3, ascii text output, rtcm sc-104 input (vs. 2.0). The following are the sentences for ...
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Gpsmap 198c sounder owner’s manual 101 a ppendix > i nstalling and r emoving d ata c ards installing and removing data cards the gpsmap 198c sounder uses optional garmin marine bluechart and mapsource data cards to show digital charts and maps on-screen. Data cards are installed in the card slot loc...
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102 gpsmap 198c sounder owner’s manual a ppendix > s atellite i nformation satellite information satellite sky view 45° 90° outer ring - the horizon inner ring- 45° above the horizon center dot - 90° above the horizon satellite location the location of each available satellite shows over two locatio...
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Gpsmap 198c sounder owner’s manual 103 a ppendix > w hat is a waas and dgps? What is waas? The wide area augmentation system (waas) is an f.A.A. Funded project to improve the overall integrity of the gps signal. It is a space-based system that broadcasts integrity information and correction data as ...
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104 gpsmap 198c sounder owner’s manual a ppendix > w hat is mmsi? What is a maritime mobile service identity (mmsi)? Maritime mobile service identity (mmsi) basically allows a vhf radio to act like a phone. In order to make a “call” on a phone, you ﬁrst need a phone number to dial. The 9-digit mmsi ...
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Gpsmap 198c sounder owner’s manual 105 a ppendix > n avigation t erms navigation terms avg speed—the average of all second-by-second speed readings since last reset. Bearing (brg)—the compass direction from your current location to a destination. Course—the course between the active from and to wayp...
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106 gpsmap 198c sounder owner’s manual a ppendix > n avigation t erms pointer—an arrow pointing to your destination. Speed—the current velocity at which you are travelling, relative to a ground position. Also referred to as ground speed. Sunrise—the current day’s time of sunrise. Sunset—the current ...
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Gpsmap 198c sounder owner’s manual 107 a ppendix > m essages messages approaching turn—you are nearing a turn in a route. Arriving at destination—you are nearing your destination. Batteries low—you have less than 10 minutes of battery left. Can’t unlock maps—no applicable unlock code for one or more...
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108 gpsmap 198c sounder owner’s manual a ppendix > m essages track already exists—a saved track with the same name already exists. Track memory full—no more track data can be stored without deleting old data. Track log full—the track log is full and track recording has been turned off. To record mor...
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Gpsmap 198c sounder owner’s manual 109 a ppendix > l oran td s ystem 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 st...
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110 gpsmap 198c sounder owner’s manual a ppendix > l oran td s ystem the loran position format ﬁeld is located under the setup– location 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 set up ...
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Gpsmap 198c sounder owner’s manual 111 a ppendix > o ptional a ccessories optional accessories the following optional accessories are designed to enhance the operation of the gpsmap 198c sounder. To obtain replacement parts and optional accessories, contact your garmin dealer, garmin product support...
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112 gpsmap 198c sounder owner’s manual a ppendix > s oftware l icense a greement and p roduct r egistration software license agreement by using the gpsmap 198c sounder, you agree to be bound by the terms and conditions of the following software license agreement. Please read this agreement carefully...
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Gpsmap 198c sounder owner’s manual 113 a ppendix > l imited w arranty limited warranty this garmin product is warranted to be free from defects in materials or workmanship for one year from the date of purchase. Within this period, garmin will at its sole option repair or replace any components that...
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114 gpsmap 198c sounder owner’s manual a ppendix > fcc c ompliance fcc compliance the gpsmap 198c sounder complies 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 protection against harmful interfere...
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Gpsmap 198c sounder owner’s manual 115 i ndex i ndex symbols 2d differential 42 2d gps location 89, 102 3d differential 42 3d gps location 102 a accessories 111 accuracy 39 accuracy alarm 76 accuracy circle 67 active route page 37 options 38 alarms accuracy 76 anchor drag 76 arrival 76 battery 76 cl...
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116 gpsmap 198c sounder owner’s manual i ndex l language 69 license agreement 112 loran td 109 m magnetic variation 71 main menu 39 main pages 26 man overboard 10 mapsource 62 map datum 70 map detail 64 map information page 65 map page 27 options 30 setup map 33 map pointer 7, 28 map scales 29 map t...
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Gpsmap 198c sounder owner’s manual 117 i ndex tracback 14 activate 16 track logs clear 15 save 15 track tab 59 active 59 saved 59 track up 64 transducer 90, 96 trip planning 58 trip tab 46 u underwater waypoints 84 units tab 70 unit defaults 69 w waas 40, 103 disable/enable 41 waterproof 98 water sp...
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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. © copyright 2005 garmin ltd. Or its subsidiaries garmin international, inc. 1200 east 151 st street, olathe, kansas 66062, u.S.A. Garmin (europe) ltd. U...