Garmin 198C manual

GPSMAP ® 198C Sounder chartplotting receiver owner’ s manual[...]

© Copyright 2005 Garmin Ltd. or its subsidiaries Garmin International, Inc. 1200 East 151 st Street, Olathe, Kansas 66062, U.S.A. T el. 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. T el. 44/0870.8501241 Fax 44/0870.8501251 Garmin Corporation No. 68,[...]

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 . T ake a moment now to compare the contents of thi[...]

ii GPSMAP 198C Sounder Owner ’s Manual I NTRODUCTION > T ABLE OF C ONTENTS T able of Contents Introduction ...........................................................................i About This Manual ................................................................... i W arning ................................................................[...]

GPSMAP 198C Sounder Owner ’s Manual iii I NTRODUCTION > T ABLE OF C ONTENTS Appendix ............................................................................92 Specifications ........................................................................ 92 Installing the GPSMAP 198C Sounder ................................ 93 Mounting the GPSMA[...]

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 Sounder to all available navigation sources, i[...]

GPSMAP 198C Sounder Owner ’s Manual 1 B ASIC O PERA TION > I NITIALIZING THE R ECEIVER B ASIC O PERA TION 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. T o ensure proper initialization, the GPSMAP 198C Sound[...]

2 GPSMAP 198C Sounder Owner’s Manual B ASIC O PERA TION > I NITIALIZING THE R ECEIVER T o 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 Initialize Position , and press ENTER . The I[...]

GPSMAP 198C Sounder Owner ’s Manual 3 B ASIC O PERA TION > S IMULA TOR 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” message appears after 2 minutes of inacti[...]

4 GPSMAP 198C Sounder Owner’s Manual B ASIC O PERA TION > A DJUSTING THE B ACK L IGHT The Set Position, T rack Control, T rack and Speed fields only show while in Simulator Mode. T o enter a simulated speed and heading from the Main Menu: 1. Press MENU twice to show the Main Menu . 2. Use the ROCKER to highlight the Systm tab, press right the[...]

GPSMAP 198C Sounder Owner ’s Manual 5 B ASIC O PERA TION > I NTERF ACE K EYS Interface Keys POWER Key • Press and hold to turn the unit on or off. • Press and release to adjust backlighting. P AGE Key • Press to cycle through the main pages. • Press to end an operation in progress and return to the main page. QUIT Key • Press and rel[...]

6 GPSMAP 198C Sounder Owner’s Manual B ASIC O PERA TION > E NTERING D A T A AND S ELECTING O PTIONS Entering Data and Selecting Options Y ou 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, enter names and numbers in data fields, an[...]

GPSMAP 198C Sounder Owner ’s Manual 7 B ASIC O PERA TION > U SING THE M AP P OINTER Using the Map Pointer W orking 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 of on-screen map items and waypoints. W[...]

8 GPSMAP 198C Sounder Owner’s Manual B ASIC O PERA TION > C REA TING AND U SING W A YPOINTS Creating and Using W aypoints The Garmin GPSMAP 198C Sounder stores up to 3,000 alphanumeric waypoints with a user-defined symbol, comments, and depth available for each waypoint. W aypoints can be created using two basic methods: ENTER/MARK Key —mar[...]

GPSMAP 198C Sounder Owner ’s Manual 9 B ASIC O PERA TION > C REA TING AND U SING W A YPOINTS 5. T o 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. T o manually enter a set of coordinates, highl[...]

10 GPSMAP 198C Sounder Owner ’s Manual B ASIC O PERA TION > 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 quickly start navigation back to a locatio[...]

GPSMAP 198C Sounder Owner ’s Manual 1 1 B ASIC O PERA TION > R EVIEWING AND E DITING W A YPOINTS Reviewing and Editing W aypoints W aypoints are reviewed, modified, renamed, moved, or deleted at any time through the W aypoint Edit Page. The W aypoint Edit Page is available for any stored waypoint. Select the waypoint on the map or from the wa[...]

12 GPSMAP 198C Sounder Owner ’s Manual B ASIC O PERA TION > N A VIGA TING TO A D ESTINA TION T o 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. T o change the Comment, Location, Coordinates, or Depth: 1. Highlight[...]

GPSMAP 198C Sounder Owner ’s Manual 13 B ASIC O PERA TION > N A VIGA TING TO A D ESTINA TION T o start a Go T o from a point list: 1. Press NA V . Highlight Go T o Point , and press ENTER . 2. From the Find menu, highlight W aypoints or another menu option, and press ENTER . 3. T o select a waypoint from the waypoint lists, use the ROCKER to h[...]

14 GPSMAP 198C Sounder Owner ’s Manual B ASIC O PERA TION > N A VIGA TING TO A D ESTINA TION T o Go T o a new map point (non-map item): 1. Use the ROCKER to move the map pointer to the location. 2. Press NA V . 3. With Go T o MAP Point highlighted, press ENTER . T racBack Navigation (Navigating a T rack) The T racBack function retraces your pa[...]

GPSMAP 198C Sounder Owner ’s Manual 15 B ASIC O PERA TION > N A VIGA TING TO A D ESTINA TION T o clear the track log and define a starting point for a T racBack route: 1. Press MENU twice to show the Main Menu. 2. Using the ROCKER , highlight the T rack tab, then highlight the Active sub tab. 3. Use the ROCKER to select the Erase button, and [...]

16 GPSMAP 198C Sounder Owner ’s Manual B ASIC O PERA TION > N A VIGA TING TO A D ESTINA TION T o start a T racBack using the NA V key: 1. Press NA V , highlight the Follow T rack , and press ENTER . 2. Highlight the track you want to follow , and press ENTER . 3. Choose Original to navigate from the start to the end of your trip, or Reverse to[...]

GPSMAP 198C Sounder Owner ’s Manual 17 B ASIC O PERA TION > R OUTES Routes Y ou 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 points on the map. The second metho[...]

18 GPSMAP 198C Sounder Owner ’s Manual B ASIC O PERA TION > 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 T ext , and press ENTER to return to the Route Review Page. ADD appears below the pointer as you insert point[...]

GPSMAP 198C Sounder Owner ’s Manual 19 B ASIC O PERA TION > F IND 6. From the Find menu, highlight W aypoints 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 W aypoint Review Page, OK is automatically highli[...]

20 GPSMAP 198C Sounder Owner ’s Manual B ASIC O PERA TION > F IND T o 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 W aypoints and Cities, search using By Name or Nearest . Use the ROCKER to highlight a tab. For By Name , use the top ?[...]

GPSMAP 198C Sounder Owner ’s Manual 21 B ASIC O PERA TION > A DDITIONAL I NFORMA TION T o 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 ENTER . Find Menu Options Additional[...]

22 GPSMAP 198C Sounder Owner ’s Manual B ASIC O PERA TION > 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 transmit and receive location information. The[...]

GPSMAP 198C Sounder Owner ’s Manual 23 B ASIC O PERA TION > 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 Distress Call or Position Report, a Notific[...]

24 GPSMAP 198C Sounder Owner ’s Manual B ASIC O PERA TION > DSC DSC Call List The DSC Call List sho ws th e 50 most rec ent cal ls, e ven i f th e uni t is left unat tende d. The Call List show s th e mos t re cen t ca ll fr om a ves sel. If a seco nd c all f rom the s ame ves sel is re ceive d, i t rep lace s the firs t cal l in the Call Lis[...]

GPSMAP 198C Sounder Owner ’s Manual 25 B ASIC O PERA TION > 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. T o navigate to Position Report or Distress Call: 1 Press NA V . 2. With Go T o MMSI/Name highlighted, press ENTER . Or 1. H[...]

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. Y ou can cycle through these pages by pressing either P AGE or QUIT . For information on the Sonar Page, refer to the “Using Sonar” section on pa[...]

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 digital chart, complete with geographic na[...]

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 coverage. An hour glass symbol appears by the poi[...]

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. T o 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 W aypoint window appears. If the pointer is on a map item, press ENTER , and a new wi[...]

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 is chart information available for the ra[...]

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. T o maximize the map/show data fields: 1. Highlight Full Screen Map , and press ENTER . The Map Page is now maximized with no data fields. 2. T o show the da[...]

32 GPSMAP 198C Sounder Owner ’s Manual M AIN P AGES > M AP P AGE Y ou 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 Split, small fields Measure Distan[...]

GPSMAP 198C Sounder Owner ’s Manual 33 M AIN P AGES > C OMP ASS 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 T ab” on page 64 for more information. T o change a map setup feature: 1. From the Map Page menu, highli[...]

34 GPSMAP 198C Sounder Owner ’s Manual M AIN P AGES > N UMBERS P AGE Bearing Pointer Compass Ring Data Fields Current Go T o 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 page, provides a user -selectable lay[...]

GPSMAP 198C Sounder Owner ’s Manual 35 M AIN P AGES > H IGHW A Y P AGE Numbers Page shown with middle data field split into four fields T o 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 appear . Press QUIT to finish.[...]

36 GPSMAP 198C Sounder Owner ’s Manual M AIN P AGES > H IGHW A Y 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 navigation point. When the dark, verti[...]

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 shown on the Highway Page. Use the ROCKE[...]

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 —see page 17 for instructions[...]

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 page in the system, and is accessed by pr[...]

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 necessary data and the satellite(s) [...]

GPSMAP 198C Sounder Owner ’s Manual 41 M AIN M ENU > GPS T AB Ocean, in a geo-stationary orbit over the equator . Ef fective use of the W AAS satellite signal can be limited by your geographic location in relation to those satellites, now in developmental service. W AAS satellite signal reception requires an absolute clear view of the sky and [...]

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 known or initialized position, but[...]

GPSMAP 198C Sounder Owner ’s Manual 43 M AIN M ENU > T IDE T AB GPS T ab Options The GPS tab features an options page that provides access to functions and features relating to the GPS Info Page. T o show and select the GPS T ab options: 1. Press MENU . 2. Using the ROCKER , highlight an option, and press ENTER . NOTE: If a DGPS r eceiver is a[...]

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 their relation. Y ou can select from a list of[...]

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. Y ou 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 T o Other Find option and select a location closer t[...]

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. T o see tide heights at various times on the chart: 1. Press MENU , highlight Move Cursor , and press ENTER . 2. Press left or right on the ROCKER to change the time. Pre[...]

GPSMAP 198C Sounder Owner ’s Manual 47 M AIN M ENU > C ELES T AB Celes (Celestial) T ab 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 . Y ou can show this data for your current loc[...]

48 GPSMAP 198C Sounder Owner ’s Manual M AIN M ENU > P OINTS T AB Celestial T ab Menu T o 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 . T o use current date and time: From the Celes tab, press MENU , use the ROCKER to highlight Use [...]

GPSMAP 198C Sounder Owner ’s Manual 49 M AIN M ENU > P OINTS T AB T o 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. 3. Press down on the ROCKER until a waypoi[...]

50 GPSMAP 198C Sounder Owner ’s Manual M AIN M ENU > P OINTS T AB T o show the waypoint menu options: Using the ROCKER , highlight the User tab, and press MENU . T o scroll through and review the waypoint list: 1. With the ROCKER , highlight the Points tab from the Main Menu , and then highlight User . 2. Use the ROCKER to scroll through the l[...]

GPSMAP 198C Sounder Owner ’s Manual 51 M AIN M ENU > P OINTS T AB T o 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 ENTER . 3. Press ENTER to confirm. T o stop[...]

52 GPSMAP 198C Sounder Owner ’s Manual M AIN M ENU > P OINTS T AB T o 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 W aypoints , and press ENTER . 2. T o select a waypoint from the lists, use the ROCKER to highlight a waypoint from the User or[...]

GPSMAP 198C Sounder Owner ’s Manual 53 M AIN M ENU > R OUTES T AB Routes T ab 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 NA V key . A route can be followed in the same s[...]

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. T o show the Route Review Page: 1. Press MENU twice, highlight the Route tab. 2. Highlight the route you want to review , and press ENTER . Route List Menu Route Po[...]

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. T o review individual route points: 1. Highlight a point, and press ENTER . 2. On the waypoint review window , you can choose Next (highlight the next poi[...]

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. T o edit the route on the map: From the Route Review Page, press MENU[...]

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. T o 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 to highlight the point you want to inse[...]

58 GPSMAP 198C Sounder Owner ’s Manual M AIN M ENU > R OUTES T AB T rip Planning —the Route Review and Active Route Pages also show trip-planning information for each leg or the entire route. A vailable information includes Course, ET A, Fuel (to point), Leg Distance, Leg Fuel, Leg T ime, Sunrise and Sunset (at point location), and T ime T o[...]

GPSMAP 198C Sounder Owner ’s Manual 59 M AIN M ENU > T RACK T AB T rack T ab The T rack tab specifies whether or not to record a track log, define how it is recorded, or save track log data for future use. The T rack Logs Page also provides an indicator of the memory used for the active track log and options to clear the track memory or star[...]

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 T racBack feature. • Fill —a track log is recorded until the track [...]

GPSMAP 198C Sounder Owner ’s Manual 61 M AIN M ENU > DSC T AB Y ou can use the Review On Map option to show a saved track on a T rack Map Page. T o start a T racBack from the Saved tab list: 1. Using the ROCKER , highlight a track, and press NA V . 2. The Follow <track name> automatically appears highlighted. Press ENTER . 3. Choose eith[...]

62 GPSMAP 198C Sounder Owner ’s Manual M AIN M ENU > C ARD AND T IME T ABS Card T ab 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. T o transfer data to/from a data card: 1. Insert the [...]

GPSMAP 198C Sounder Owner ’s Manual 63 M AIN M ENU > P AGES T AB Pages T ab The Pages tab allows you to turn on/off any of the main pages or Jump T o a particular page. Y ou can also set the page that appears first when you turn on the unit or enable/disable the GPS Info on the initial screen. T o select or deselect a main page: Use the ROCKE[...]

64 GPSMAP 198C Sounder Owner ’s Manual M AIN M ENU > M AP T AB Map T ab 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 T ab • Detail —Most, More, Normal, Less, Least: controls how much map detail is shown. This setting only applies to map fea[...]

GPSMAP 198C Sounder Owner ’s Manual 65 M AIN M ENU > M AP T AB T o 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. T o select or deselect a map, highlight the check box to the left of the name of a map. Press ENTER to select or deselect the ma[...]

66 GPSMAP 198C Sounder Owner ’s Manual M AIN M ENU > M AP T AB Points Sub T ab The Spot Soundings, T ide Stations, and Services options each contain adjustments for T ext and Zoom. • T ext —None (except Spot Snd.), Small, Medium, and Large: controls the screen size of the name. • Zoom —Auto, Off, 120 ft-800 mi: sets the maximum zoom ra[...]

GPSMAP 198C Sounder Owner ’s Manual 67 M AIN M ENU > M AP T AB Nav Line Sub T ab • 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, 120 ft-800 mi: sets the max[...]

68 GPSMAP 198C Sounder Owner ’s Manual M AIN M ENU > H IW A Y , T EMP , AND S ONAR T ABS Hiway (Highway) T ab The Hiway tab contains screen settings for the Highway Page. Refer to the “Highway Page” section on page 35 . T emp (T emperature) T ab The T emp tab screen the water temperature log. The temperature log requires input from a tempe[...]

GPSMAP 198C Sounder Owner ’s Manual 69 M AIN M ENU > S YSTM T AB Systm (System) T ab 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 settings are available: • Beeper —Off, [...]

70 GPSMAP 198C Sounder Owner ’s Manual M AIN M ENU > U NITS T AB Units T ab The Unit tab defines the Position Format, Map Datum, Heading, Distance, Speed, Elevation, Depth, and T emperature units. The following settings are available: • Position Format —changes the coordinate system. Y ou should only change the position format if you are [...]

GPSMAP 198C Sounder Owner ’s Manual 71 M AIN M ENU > U NITS T AB • Heading —selects the reference used in calculating heading information. Y ou can select from Auto Mag V ar , T rue, Grid, and User Mag V ar . Auto Mag V ar provides magnetic north heading references that are automatically determined from your current location. T rue provide[...]

72 GPSMAP 198C Sounder Owner ’s Manual M AIN M ENU > C OMM T AB Comm (Communications) T ab 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 r eceiver is used, W AAS capability is automatica[...]

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. T o select an input/output format: 1. Select Port 1 or Port 2 , highlight the Serial Data Format field, and press ENTER . 2. Use the ROCKER to select[...]

74 GPSMAP 198C Sounder Owner ’s Manual M AIN M ENU > C OMM T AB T o 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. Advanced NMEA Output Setup Page T o rest[...]

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 ar e operated by the U.S. Coast Guar d (or similar government agency in other countries), and ar e responsible for their accuracy and maintenance. For DGPS transmitter pr oblems or[...]

76 GPSMAP 198C Sounder Owner ’s Manual M AIN M ENU > A LARM T AB Alarm T ab 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 T ab • Clock —provides an alarm for the system clock. Enter a time in the time field, and turn the alarm o[...]

GPSMAP 198C Sounder Owner ’s Manual 77 M AIN M ENU > A LARM T AB T o 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 settings, and press ENTER to finish. 5. If[...]

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: Y ou MUST have a transducer installed and connected to your GPS[...]

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 Adjustments to see a list of all options and[...]

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 continuously showing the bottom. Zoom —[...]

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 tar get depths read as a distance from the bottom. • Btm (Bottom) Lock —shows only the Bottom Lock picture (returns from t[...]

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). W ith the Whiteline Off, the bottom return shows as red and contains no information on bottom hardness. W ith Whiteline set at Normal or 1-100%, the bottom return becomes white with a re[...]

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 T o show the Sonar Page options: Press MENU . T o select a menu option: Use the ROCKER to hig[...]

84 GPSMAP 198C Sounder Owner ’s Manual U SING S ONAR > S ONAR P AGE T o 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, you want to mark. The data window at the [...]

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 T ab Options T o 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. Using the ROCKER , highlight the field, a[...]

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 slower screen update. Use Auto when[...]

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 keel, or enter a negative number to co[...]

88 GPSMAP 198C Sounder Owner ’s Manual U SING S ONAR > S ONAR T AB O PTIONS T o calibrate the water speed: 1. On the Sonar tab, use the ROCKER to highlight Calibrate W ater Speed and press ENTER . 2. Bring the boat to a cruising speed. The top ground and uncalibrated water speeds are shown at the bottom of the calibration window . Note your to[...]

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 bottom, a piece of structure, or a fish—[...]

90 GPSMAP 198C Sounder Owner ’s Manual U SING S ONAR > U NDERST ANDING S ONAR T ransducer 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 coverage area for finding fish within a [...]

GPSMAP 198C Sounder Owner ’s Manual 91 U SING S ONAR > U NDERST ANDING 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. Normally , a red line is used to show th[...]

92 GPSMAP 198C Sounder Owner ’s Manual A PPENDIX > S PECIFICA TIONS 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) W eight : Less than 2.0 lb Display : 5.0" diagonal (12.7 cm) 16-color TFT display with backlighting (234 x 320 pixels) Case : Fully gasketed, hi[...]

GPSMAP 198C Sounder Owner ’s Manual 93 A PPENDIX > I NST ALLING 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. T o complete the installation, you need the appropriate fasteners and a 1" x 14-thread [...]

94 GPSMAP 198C Sounder Owner ’s Manual A PPENDIX > M OUNTING THE GPSMAP 198C S OUNDER T o 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 cable along the route and through any [...]

GPSMAP 198C Sounder Owner ’s Manual 95 A PPENDIX > M OUNTING THE GPSMAP 198C S OUNDER T o 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 fastener . 4. Insert the GPSMAP 198C Sound[...]

96 GPSMAP 198C Sounder Owner ’s Manual A PPENDIX > I NST ALLING THE T RANSDUCER Installing the T ransducer 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 cone shape. The lar ger the cone angle, the[...]

GPSMAP 198C Sounder Owner ’s Manual 97 A PPENDIX > I NST ALLING THE T RANSDUCER T ransom Mount T ransducer 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 Garmin dealer . DO NOT cut the transducer le[...]

98 GPSMAP 198C Sounder Owner ’s Manual A PPENDIX > C ARE I NFORMA TION 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 then wipe dry . A void chemical cleaners a[...]

GPSMAP 198C Sounder Owner ’s Manual 99 A PPENDIX > C ONNECTING THE P OWER /D A T A 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 indicates the appropriate harness connections. Re[...]

100 GPSMAP 198C Sounder Owner ’s Manual A PPENDIX > I NTERF ACING Interfacing The following formats are supported for connection of external devices: Garmin proprietary Differential GPS (DGPS), NMEA 0183 versions 2.3, ASCII T ext Output, R TCM SC-104 input (vs. 2.0). The following are the sentences for NMEA 0183, vs. 2.3 output: Approved sente[...]

GPSMAP 198C Sounder Owner ’s Manual 101 A PPENDIX > I NST ALLING AND R EMOVING D A T A 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 located at the bottom right of the unit. Dat[...]

102 GPSMAP 198C Sounder Owner ’s Manual A PPENDIX > S A TELLITE I NFORMA TION 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 location rings on the Satellite Information P[...]

GPSMAP 198C Sounder Owner ’s Manual 103 A PPENDIX > W HA T IS A W AAS AND DGPS? What is W AAS? The W ide Area Augmentation System (W AAS) 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 determined by ground reference station[...]

104 GPSMAP 198C Sounder Owner ’s Manual A PPENDIX > W HA T 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 number acts like a phone number when [...]

GPSMAP 198C Sounder Owner ’s Manual 105 A PPENDIX > N A VIGA TION T ERMS Navigation T erms A vg 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 waypoints. Depth —the depth below[...]

106 GPSMAP 198C Sounder Owner ’s Manual A PPENDIX > N A VIGA TION 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 day’ s time of sunset. Ti[...]

GPSMAP 198C Sounder Owner ’s Manual 107 A PPENDIX > M ESSAGES Messages Approaching T urn —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 maps was found. Cannot displ[...]

108 GPSMAP 198C Sounder Owner ’s Manual A PPENDIX > M ESSAGES T rack Already Exists —a saved track with the same name already exists. T rack Memory Full —no more track data can be stored without deleting old data. T rack Log Full —the track log is full and track recording has been turned off. T o record more track points, you need to cle[...]

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 States and the U.S. Coastal Confluence Zo[...]

1 10 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 Of fsets. T o set up Loran TD from the Main Menu: 1. Pr[...]

GPSMAP 198C Sounder Owner ’s Manual 1 1 1 A PPENDIX > O PTIONAL A CCESSORIES Optional Accessories The following optional accessories are designed to enhance the operation of the GPSMAP 198C Sounder . T o obtain replacement parts and optional accessories, contact your Garmin Dealer , Garmin Product Support in the U.S.A. at 800-800-1020, or Garm[...]

1 12 GPSMAP 198C Sounder Owner ’s Manual A PPENDIX > S OFTW ARE L ICENSE A GREEMENT AND P RODUCT R EGISTRA TION Software License Agreement BY USING THE GPSMAP 198C SOUNDER, YOU AGREE T O BE BOUND BY THE TERMS AND CONDITIONS OF THE FOLLOWING SOFTW ARE LICENSE AGREEMENT . PLEASE READ THIS AGREEMENT CAREFULL Y . Garmin grants you a limited licens[...]

GPSMAP 198C Sounder Owner ’s Manual 1 13 A PPENDIX > L IMITED W ARRANTY Limited W arranty This Garmin product is warranted to be free from defects in materials or workmanship for one year from the date of purchase. W ithin this period, Garmin will at its sole option repair or replace any components that fail in normal use. Such repairs or repl[...]

1 14 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 interference in a residential installation, and are [...]

GPSMAP 198C Sounder Owner ’s Manual 1 15 I NDEX I NDEX Symbols 2D Differential 42 2D GPS Location 89, 102 3D Differential 42 3D GPS Location 102 A Accessories 1 11 Accuracy 39 Accuracy Alarm 76 Accuracy Circle 67 Active Route Page 37 Options 38 Alarms Accuracy 76 Anchor Drag 76 Arrival 76 Battery 76 Clock 76 DGPS 76 DSC 25 Fish 76 Off Course 76 S[...]

1 16 GPSMAP 198C Sounder Owner ’s Manual I NDEX L Language 69 License Agreement 1 1 2 LORAN TD 109 M Magnetic V ariation 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 ab 64 Maritime Mobile Service Identity 104[...]

GPSMAP 198C Sounder Owner ’s Manual 1 17 I NDEX T racBack 14 Activate 16 T rack Logs Clear 15 Save 15 T rack T ab 59 Active 59 Saved 59 T rack Up 64 T ransducer 90, 96 T rip Planning 58 T rip T ab 46 U Underwater W aypoints 84 Units T ab 70 Unit Defaults 69 W W AAS 40, 103 Disable/Enable 41 W aterproof 98 W ater Speed 87 W ater T emperature Alarm[...]

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For the latest fr ee software updates (excluding map data) throughout the life of your Garmin products , visit the Garmin W eb 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. Unit 5, The Quadrangle, Abbey Park Industrial [...]