Garmin GPSMAP 178 manual

owner’ s manual GPSMAP 178/178C chartplotter & depth-finder[...]

© 2004-2007 Garmin Ltd. or its subsidiaries Garmin International, Inc. 1200 East 151st Street, Olathe, Kansas 66062, USA T el. (913) 397.8200 or (800) 800.1020 Fax (913) 397.8282 Garmin (Europe) Ltd. Liberty House, Hounsdown Business Park, Southampton, Hampshire, SO40 9RB UK T el. +44 (0) 870.8501241 (outside the UK) 0808 2380000 (within the UK) F[...]

i Introduction Preface/Registration/ Software License Agreement Preface Congratulations on choosing one of the most advanced marine navigation systems available! The Garmin GPSMAP 178/178C Sounder utilizes the proven performance of Garmin GPS and full-featur ed map- ping to create an unsurpassed marine navigation chartplotter . T o get the most out[...]

ii Introduction FCC Compliance FCC Compliance This product has been tested and found to comply with Part 15 of the FCC interfer ence limits for Class B digital devices FOR HOME OR OFFICE USE. These limits are designed to pr ovide more reasonable protection against harmful interfer ence in a residential installation, and are mor e stringent than “[...]

iii Introduction W arnings and Cautions Failure to avoid the following potentially hazardous situations could r esult 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 fr om visual sightings, and ma[...]

iv Introduction W arranty and Serial Number The Garmin GPSMAP 178/178C has no user -serviceable parts. and is fastened shut with scr ews. Any attempt to open the case to change or modify the unit in any way voids your warranty and may r esult in per manent damage to the equipment. This Garmin product is warranted to be fr ee from defects in materia[...]

v Introduction Capabilities Designed for detailed electronic charting capability , the Garmin GPSMAP 178/178C Sounder is a powerful navigation device that can give you the information you need: Precision Perfor mance • (178) 10 level grayscale FSTN display with backlighting • (178C) High-contrast, 256-color LCD screen with backlighting • 12-c[...]

I GPSMAP 178/178C Sounder Standard and Optional T ransducers Unit part numbers 010-00340-00 and 010-00340-01 include a single-fr equency 200kHz, plastic, depth and temp, transom mount transducer . Unit part numbers 010-00340-02 and 010-00340-03 include a dual-fr equency 200/50kHz,, plastic, depth and temp, transom mount transducer . Unit part numbe[...]

vii Introduction T able of Contents I n t r o d u c t i o n ............................. i Preface/Registration . . . . . . . . . . . . . . . . . . . . . . i Software License Agreement . . . . . . . . . . . . . . . i F C C C o m p l i a n c e ........................ i i W arnings and Cautions . . . . . . . . . . . . . . . . . . iii W arranty and [...]

viii Introduction “How T o” Index The list to the right is pr ovided to help you quickly find some of the mor e important pr ocedur es you may use on your new GPSMAP 178/178C. TO DO THIS: SEE P AGE(S): T u r n t h e u n i t o n o r o f f .......................................... 4 A d j u s t s c r e e n b a c k l i g h t i n g ..............[...]

1 Getting Started K eypad Usage (ZOOM) OUT Key The OUT key adjusts the map scale to display a larger ar ea with less detail. (Zooms out) (ZOOM) IN Key The IN key adjusts the map scale to display a smaller area with more detail. (Zooms in) P AGE Key The P AGE key selects the main pages in sequence and returns display from a submenu page. QUIT Key Th[...]

2 Getting Started Selecting Options The GPSMAP 178/178C Sounder’ s advanced keypad system is designed to allow for fast, convenient selection of navigation options and data entry . The Getting Started T our introduces you to the keypad and provides a ‘hands-on’ lesson in using the GPSMAP 178/178C Sounder . W e str ongly encourage you to follo[...]

3 Getting Started Entering Data Naming a waypoint or placing any sort of data that has not been predefined requir es the use of both the ARROW KEYP AD and the ENTER/MARK key . T o 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 KEYP AD to mo[...]

4 Getting Started Initializing the Receiver/ P ower On Initializing the Receiver The first time you power up your GPSMAP 178/178C Sounder , the receiver must be given an opportunity to collect satellite data and establish its present position. T o ensure pr oper initialization, the GPSMAP 178/178C Sounder is shipped from the factory in AutoLocate [...]

5 Getting Started Initializing the Receiver T o graphically initialize the GPSMAP 178/178C Sounder: 1. Press the MENU k ey twice for the Main Menu. Press Up or Down on the ARROW KEYP AD until the ‘GPS’ tab is highlighted, then press the MENU k ey once. 2. Using the ARROW KEYP AD , highlight ‘Initialize P osition’ and press ENTER to initiali[...]

6 Getting Started T our/Backlighting GPSMAP 178/178C Sounder Getting Started T our The Garmin GPSMAP 178/178C Sounder is a powerful electronic navigation system that pr ovides detailed map coverage and convenient control of many advanced featur es right from the scr een display . This tour is designed to take you through the basic pages and functio[...]

7 Getting Started Simulator Mode Each page of the GPSMAP 178/178C Sounder’ s system also features an options page, which gives you access to other functions and features that relate to the specific page you ar e viewing. T o get a feel for how the option pages work, let’ s put the GPSMAP 178/178C Sounder into simulator mode. T o activate the s[...]

8 Getting Started Main P ages/ Map P age Main Pages The Map Page is one of six main pages used in the GPSMAP 178/178C Sounder’ 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 scr oll through the [...]

9 Getting Started Map Cursor Using the Map Cursor W orking from the Map Page is a simple pr ocess that centers around the use of the cursor . Controlled by the ARROW KEYP AD , the cursor is an important tool that can be used to pan to other map locations, mark and edit waypoints and routes, and r eview position data of on-screen map items and waypo[...]

10 Getting Started Marking W aypoints T o mark your present position: 1. Hold down the ENTER/MARK k ey until the ‘New W aypoint’ window appears then release the key . T he window shows a default three-digit waypoint name/number (001), symbol (dot), and position. Y ou can leave the name as the auto-assigned number , but for this exercise , lets [...]

11 Getting Started Using the NA V K ey Going to a Destination GPS is all about marking positions as waypoints and navigating to them using the receiver’ s steering guidance and map displays. W e’ve already seen how to use the ENTER/MARK key to store your present position, so it’ s time to move on to the fun part—going to a destination. The [...]

12 Getting Started Simulated T our T o activate the practice route stored in memory for navigation: 1. Press NA V . The option list page appears . (If you were selecting a single waypoint to navigate to r ather than a route , you could highlight the waypoint on the map , press NA V and then press ENTER .) 2. Use the ARROW KEYP AD to highlight the ?[...]

13 Getting Started Reviewing/Creating Map W aypoints Y ou’ll now have a clearer pictur e of the route you ar e navigating. Keep in mind that when you 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 extr eme caution us[...]

14 Getting Started Map/Sonar Split & Sonar P ages Map/Sonar Split Page The Map/Sonar Split Page combines the Map Page on the left half with the Sonar Page on the right by default. Y ou may adjust the size of the split (pg 32). Press P AGE key to proceed to the Sonar Page. Sonar Page The Sonar Page is where your GPSMAP 178/178C Sounder becomes a[...]

15 Getting Started Sonar P age Using the Adjustment Menu The Adjustment Menu allows direct access to the settings and features most commonly used on the Sonar Page. There are 10 main adjustment options available: Range, Zoom, V iew/Span, Gain, T arget Level, Whiteline, Frequency , Depth Line, Noise Reject, and Scroll. The currently selected option [...]

16 Getting Started Compass P age Compass Page Curr ent Destination Data Fields Compass Ring Pointer Arr ow Let’ s move on to the GPSMAP 178/178C Sounder’ s navigation pages by pressing the P AGE key . Compass Page The Compass Page provides graphic steering guidance to a destination waypoint, with an emphasis on the bearing to your destination a[...]

17 Getting Started Highway P age Highway Page The GPSMAP 178/178C Sounder’ s Highway Page also pr ovides graphic steering guidance to a desti- nation waypoint, placing greater emphasis on the straight-line desired course and the distance and dir ec- tion you are of f course. As you head toward your destination, the middle of the scr een provides [...]

18 Getting Started Highway P age 1. Press either the IN or OUT k ey to increase or decrease the zoom scale. Changing Data Fields The data fields on the main pages may also be configured to display several dif ferent information categories (see pages 30-31 for the complete list). On the Highway Page, let’ s change the ‘TIME TO NEXT’ field t[...]

19 Getting Started Changing Data Fields/ Active Route P age 1. Press the MENU key to display the P age options. 2. Highlight ‘ Set Up P age Layout’ and press ENTER . 3. The current setting displays , press ENTER to change . Use the ARRO W KEYP AD to highlight ‘the desired setting, then press ENTER . 4. Press QUIT when finished. Active Route [...]

20 Getting Started Main Menu P age/ Deleting W aypoints Main Menu Page As you’ve seen, the primary pages provide map, sonar , and navigation information. The tour’ s last page is the Main Menu Page, which allows access to the GPSMAP 178/178C Sounder’ s waypoint, route, and planning functions, as well as various operational and navigation setu[...]

21 Getting Started P owering Off Unit Congratulations! Y ou’ve now gone thr ough the basic operation of the Garmin GPSMAP 178/178C Sounder . Y our new digital chartplotter is a powerful tool with many advanced features not cover ed in the Getting Started tour . For detailed instructions on using these features or performing a specific task, plea[...]

22 Reference Map P age Map Page The GPSMAP 178/178C’ s Map Page pr ovides a comprehensive display of electr onic cartography , plotting, and navigational data. When using the unit with the optional BlueChart data or MapSource soft- ware, the map display shows your boat on a digital chart, complete with geographic names, map items, navaids and a h[...]

23 Reference Map P age: Cursor • Whenever you zoom in cursor mode, the cursor is centered on screen. • T o return to position mode, press the QUIT key . When the cursor reaches the edge of the map , the unit may pause as it loads new map data. Using the Cursor The cursor allows you to pan away from your pr esent position and scroll to other map[...]

24 Reference Map P age: Cursor and Zooming T o eliminate the cursor and re-center your position on-screen: 1. Press the QUIT k ey . The cursor may also be used to create new waypoints directly fr om the map. T o create a waypoint with the cursor: 1. Use the ARROW KEYP AD to move the cursor to the desired map position. 2. Press the ENTER/MARK k ey a[...]

25 Reference Map P age: Options Map Page Options Many features of the GPSMAP 178/178C are menu driven. Each of the main pages have an options menu, allowing you to custom tailor the corresponding page to your prefer ences and/or select special fea- tures that specifically relate to that page. The data window , located at the top of the main pages [...]

26 Reference Map P age Options • Measure Distance— allows you to measure the bearing and distance between any two points on the map display . T o 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 ‘ENT R[...]

27 Map P age Options Reference General T ab Detail— Most, More, Normal, Less, Least: contr ols how much map detail displays. Those features which have a specified scale or turned “Off” are unaf fected by this setting. Orientation— North Up— fixes the top of the map display to a north heading; T rack Up Below— fixes the top of the map[...]

28 Reference Map P age: Options W aypoints T ab— W aypoints/Active Route T ext— None, Small, Medium, and Large: controls the scr een 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 T ab — Spot Soundings[...]

29 Reference Map P age: Options T rack T ab— Saved T racks/T rack Log 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 display up to certain zoom scales. Other T ab— Accuracy Circle— On/Of f: toggles the circle “On” and “Of f”. The circle represents the[...]

30 Reference Map P age: Options The following data options are available for data fields on the main pages: • BEARING – Compass direction fr om your position to destination • COMP ASS – Compass ribbon • COURSE – Desired T rack • DEPTH – Depth below transducer • DIST TO DESTINA TION – Distance to final waypoint • DIST TO NEXT[...]

31 Reference Map P age: Options • TOT AL TRIP TIME – T otal travel time of trip, stopped and moving • TRACK – Current compass direction of travel • TRIP ODOMETER – T rip Odometer • TURN – Directional amount of turn needed to match bearing • VELOCITY MADE GOOD – V elocity Made Good to destination • VOL T AGE – Current voltage[...]

32 Reference Map/Sonar Split P age Map/Sonar Split Page The Map/Sonar Split Page combines the Map Page on the left half with the Sonar Page on the right by default. The menu options for this page are the same as the Map Page. Any setting changes made fr om the Map/Sonar Split Page will also affect the Map Page. One additional option is that you may[...]

33 Reference Sonar P age Sonar Page The Sonar Page is where your GPSMAP 178/178C Sounder becomes a powerful fishfinder . Fish are displayed as colored ar ches (178C), arches (178) or as fish icons in thr ee differ ent sizes. Thermoclines are shown as shades of blue (178C) or as a grayscale (178). The sonar display may also be set to show a split[...]

34 Reference Sonar P age: Adjustment Menu T o change a setting back to ‘Normal’ or ‘ Auto’: 1. On the adjustment window for the desired option, press MENU . 2. Select the desired setting and press ENTER . Adjustment Menu Options Range— sets the display depth range used for viewing. The unit can be set to automatically track the bottom or [...]

35 Sonar P age: Adjustment Menu Reference View/Span— available when a Zoom scale other than ‘No Zoom’ is selected. The ‘View’ or ‘Span’ setting is used to change the viewing range of a zoomed display . If the Zoom is set to 2X split or 4X split, only the zoomed portion on the left side of the screen is af fected by the change. If the [...]

36 Sonar P age Options Reference Noise Reject— helps filter unwanted noise from the graph. The ‘Noise Reject’ tool can be turned ‘Off ’, set to ‘Normal’ (automatically adjusts for optimum viewing), or to a fixed 1-100% setting. Increasing the Noise Reject setting decreases the sonars sensitivity . At high Noise Reject settings the u[...]

37 Reference Sonar P age Options ‘Show Pointer’ option enabled Data Window Pointer ‘Show Numbers’ option enabled T o mark an underwater waypoint: 1. F rom the Sonar Page , press MENU , highlight ‘Show P ointer’ and press ENTER to pause the screen movement. 2. Use the ARROW KEYP AD to move the cursor onto the target (underwater drop off [...]

38 Reference Sonar P age Options • Set Up Sonar — jumps to the Sonar tab of the Main Menu, which contains sonar configura- tion settings that should not require fr equent change. Y ou may also press MENU twice fr om any screen, then highlight the ‘Sonar’ tab using the ARROW KEYP AD . Press RIGHT on the ARROW KEYP AD to access the selection[...]

39 Reference Sonar T ab Options I If the unit is unable to track the bottom for any reason, the digits in the depth window flashes on and off to alert you that the unit is not tracking the bottom. Scale — controls the depth ‘Scale’ displayed vertically along the right side of the graph. The depth ‘Scale’ can be configured to display fou[...]

40 Reference Sonar T ab Options T o calibrate the water speed: 1. On the Sonar tab , use the ARRO W KEYP AD to highlight ‘Calibrate Water Speed’ and press ENTER . 2. Bring the boat to a cruising speed. The top ground and uncalibrated w ater speeds are shown at the bottom of the calibration window . Note your top water speed, then stop the boat [...]

41 Compass Page The GPSMAP 178/178C Sounder features two dif ferent navigation pages: Compass and Highway . Whenever a NA V goto, Follow T rack (T racBack), or Follow Route have been activated, the GPSMAP 178/178C Sounder’ s Compass Page guides you to your destination with digital readouts and a graphic compass display , which includes a bearing [...]

42 Reference Highway P age Highway Page When a Go T o, T racBack, or route has been activated, the GPSMAP 178/178C’ s Highway Page pro- vides digital and graphic steering guidance to the destination. The top half of the Highway Page features user -selectable data fields that display useful navigation data. The bottom section of the screen provid[...]

43 Reference Highway P age Options T o select a menu option: 1. Using the ARROW KEYP AD , highlight the desired option and press ENTER . The following options are available fr om the Highway Page menu: • Set Up Highway— allows you to select what waypoints and tracks are shown on the Highway dis- play . Use the ARROW KEYP AD and ENTER key to sel[...]

44 Reference Creating W aypoints Creating and Using W aypoints The Garmin GPSMAP 178/178C stores up to 3000 alphanumeric waypoints with a user -defined icon, comments, depth, or water temperature available for each waypoint. W aypoints can be created using three basic methods: • ENTER/MARK key– used primarily for marking your present position,[...]

45 Reference Creating W aypoints 6. T o manually enter a set of coordinates, highlight the coordinates and press ENTER , then use the ARROW KEYP AD to enter the new coordinates and press ENTER when done. 7. When done , use the ARRO W KEYP AD to highlight ‘OK’ and press ENTER to save the waypoint into memory . Creating W aypoints Graphically W a[...]

46 Reference Creating W aypoints Additional Options For Cr eating W aypoints W aypoints may also be created by manually entering position coor dinates through the Points tab of the Main Menu. This method can be useful for creating a waypoint at a specific latitude/longitude posi- tion from a chart. T o create a new waypoint by entering location co[...]

47 Reference Creating W aypoints 4. Highlight the distance and/or bearing fields in the reference field and press ENTER . Use the ARROW KEYP AD to enter the projected distance and/or bearing from your current position for the new waypoint and press ENTER . 5. Mak e any other desired changes to the new waypoint data (name , symbol, etc.), then hig[...]

48 Reference Reviewing/Editing W aypoints W aypoint Review Page— Highlight ‘OK’ and pr ess ENTER to exit/save changes. Changing a W aypoint symbol. Reviewing and Editing Waypoints Once you have created and stored a waypoint, it may be modified, r eviewed, renamed, moved, or deleted at any time through the W aypoint Review and W aypoint Edit [...]

49 Reference Editing W aypoints T o change the comment/position coordinates/depth/water temperature: 1. Highlight the desired field and press ENTER . 2. Use the ARROW KEYP AD to edit/enter the data. T o drop to the next line, press to the right on the ARROW KEYP AD . Press ENTER when done . On the W aypoint Review and W aypoint Edit Pages, you may[...]

50 Reference W aypoint Lists Main Menu—Points T ab W aypoint Lists The GPSMAP 178/178C’ s Main Menu Page features two waypoint submenu tabs, ‘User’ and ‘Pr oxim- ity’, that let you manage a large number of waypoints quickly and efficiently . The submenu tabs also provide a continuously updated pr oximity waypoint alarm function that ca[...]

51 Reference W aypoint Lists F Y ou can also sear ch for a waypoint by name: 1. Highlight the name field and pr ess 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 appears. Press ENTER when you see the na[...]

52 Reference W aypoint Lists T o add a proximity waypoint: 1. Use the ARROW KEYP AD to highlight an empty space on the Proximity list and press ENTER . T he ‘Find’ screen appears . Highlight ‘W aypoints’ and press ENTER . 2. Use the ARROW KEYP AD to highlight the desired waypoint from the ‘By Name’ or ‘Nearest’ tab lists . T he W ay[...]

53 Reference Going to a Destination Going to a Destination Using the NA V key , the GPSMAP 178/178C provides thr ee ways to navigate to a destination: Go T o Point, Follow Route, and Follow T rack (T racBack). Once you are actively navigating, you see a straight line that always runs from your curr ent location to the destination on the Map Page. T[...]

54 Reference Going to a Destination/ T racBack Navigation ‘Go T o MAP Point’ allows you to navigate to a spot on the map that is not a waypoint or map item. Highlight ‘Save’ and pr ess ENTER to save an active track log. T o activate an existing waypoint or map item as a ‘Go T o’ from the map display: 1. Use the ARROW KEYP AD to highligh[...]

55 Reference T racBack Navigation 2. Use the ARRO W KEYP AD 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 T rack’ window when done . T he default name , distance, and number of[...]

56 Reference T racBack Navigation/ MOB: Man OverBoard • If the track log interval is set to the ‘Time’ option, the r oute 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 T racBack draws a straight line between[...]

57 Reference Creating a Route Routes The last way to navigate to a destination is to create a user -defined route. The Garmin GPSMAP 178/178C lets you create and store up to 50 r eversible routes (number ed 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’ fr om the Route E[...]

58 Reference Creating a Route/ F ollowing a Route T o create a route using text from the Route Review P age: 1. Press the MENU k ey twice to display the Main Menu Page . Use the ARRO W KEYP AD to highlight the ‘Route’ tab . 2. Press the MENU k ey to display the route options page. Select the ‘New Route’ option and press ENTER . Or , highlig[...]

59 Reference Route List P age 2. Highlight the route you wish to navigate and press ENTER . 3. Choose ‘ Activ ate’ or ‘Invert and Activate’ and press ENTER . (‘ Activate’ uses the route as is . ‘Invert and Activate’ reverses the route then activ ates it.) T o deactivate (stop navigation) of a route: 1. Press the NA V key , highlight[...]

60 Reference Route Review P age Route Review Page Once you have created a r oute, the Route Review Page allows you to edit a selected route. T o 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 to enter a[...]

61 Reference Editing Routes • Edit on Map — review and modify the route displayed for each point (waypoint or map item) on a map page. Y ou may also use the cursor to insert a new r oute point on a route leg, and to r eview a waypoint or map item. T o edit a route on the map: 1. F rom the Route Review page, press MENU , highlight ‘Edit on Map[...]

62 Reference Editing Routes The GPSMAP 178/178C’ s r oute edit mode also allows you to insert a new route point in any r oute leg using the map cursor . T o insert a new point between two existing route waypoints: 1. Use the ARROW KEYP AD to select the leg in which you want to insert the new waypoint (the route line highlights and changes to a do[...]

63 Reference Editing Routes • T rip Planning — The Route Review and Active Route Pages also display trip-planning information for each leg or the entire r oute. 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 (point). T o use the trip plannin[...]

64 Reference Active Route P age Active Route Page Active Route Page Menu Options Active Route Page Whenever you have activated a route in the GPSMAP 178/178C, the Active Route Page shows each point (waypoint or map item) of the active route, with the point name, distance and choice of Course, ET A, Fuel to point, Leg Distance, Leg Fuel, Leg T ime, [...]

65 Reference Find K ey 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 car d. Press the FIND key to search for items fr om your current location by default. Y ou may also search from other locations. When you pr ess FIND , a list of available ite[...]

66 Reference Find Options T o 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 , viewing notes on a MapSour[...]

67 Reference Main Menu P age Main Menu Page The GPSMAP 178/178C’ s Main Menu Page pr ovides access to various waypoint, system, navigation and interface management, and setup menus in an easy to use “tab” format. The Main Menu Page is available from any page in the GPSMAP 178/178C’ s system, and is accessed through the MENU key . See pages [...]

68 Reference Main Menu: GPS T ab • Sonar – sets up Sonar Page features, speeds and calibrations. See pages 39. • Setup – defines System, Units, and T ime settings. • Comm – interface settings for use with a PC or second device. • Alarm – sets up alarms for anchor drag, arrival, off course, and clock. GPS T ab— pr ovides a visual [...]

69 Reference Main Menu: GPS T ab WAAS Capability The GPSMAP 178/178C is capable of receiving W AAS (W ide Area Augmentation System) satel- lite signals. W AAS is an F AA (Federal A viation Administration) funded project to impr ove the overall accuracy and integrity of the GPS signal for aviation use, but land/sea based users may also benefit from[...]

70 Reference Main Menu: GPS T ab 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 Satellites – the receiver is lo[...]

71 Reference Main Menu: GPS T ab The Differ ential 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 fr om the DGPS transmitting station. The GPS Info tab features an options menu that pr ovide[...]

72 Reference Tide T ab— shows a graphical chart which displays tide station information in a 24 hour span starting at midnight. Y ou can choose fr om differ ent 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 displays the tide station being refere[...]

73 Reference Main Menu: Tide T ab Tide Station List Menu Options Pr ess MENU on the Tide Station list to access additional sear ch options. The ‘Near est to Next’ and ‘Near est to Desti- nation’ options ar e enabled when you ar e actively going to a destination (following a Go T o or a Route, for example). Y ou must select a location within[...]

74 Reference T rip T ab— displays T rip Odometer , Moving A verage Speed, T otal A verage Speed, Maximum Speed, Stopped T ime, Moving T ime, T otal T ime, and Odometer . T o reset the trip data: 1. Highlight ‘Reset T rip’, ‘Reset Max Speed’, ‘Reset Odometer’, or ‘Reset All’ and press ENTER . Celes (Celestial) T ab— displays cele[...]

75 Reference Main Menu— Active T rack T ab Points T ab— contains the ‘User’ and ‘Pr oximity’ waypoint lists. See page 50. Route T ab— contains a list of available r outes. See page 59. T rack T ab— lets you specify whether or not to recor d a track log (an electronic ‘breadcrumb trail’ recor ding of your path), define how it is[...]

Reviewing a saved track 76 Reference Main Menu: T rack T ab Saved Submenu T ab— manages a list of any saved track logs, allows T racBack activation, map display of saved logs. The active log stores up to appr oximately 10,000 track log points, based upon the criteria specified in the T rack settings. Up to 15 track logs may be saved in memory , [...]

77 Reference Main Menu: DSC T ab DSC T ab— allows to contr ol 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 information. DSC is used by mariners to as[...]

78 Main Menu: DSC T ab Reference HOW ARE MMSI ASSIGNMENTS OBT AINED? Non-commercial users (e.g. r ecreational users who remain in domestic waters and only carry VHF , EPIRB (Emergency Position Indicating Radio Beacons), and Radar) ar e not required to have a FCC ship station license. The FCC and Coast Guard have authorized some second and thir d pa[...]

79 Main Menu: DSC T ab Reference HOW CAN GARMIN HELP Y OU WITH DSC? T o receive Distr ess Calls or Position Reports , you must have a DSC-equipped chartplotter as well as a VHF radio with DSC support. During normal, non-emergency Position Report communication, Channel 70 (156.525 MHz) has been set aside as the VHF/DSC digital call channel. For a Di[...]

80 Main Menu: DSC T ab Reference 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 ar e 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 show an Entry Review . DSC Log[...]

81 Main Menu: DSC T ab Reference T here are two ways to add a new entry into the directory . T o add a new Directory entry: 1. Press Menu, then highlight ‘New Item’ and press ENTER . 2. Or , with the Directory T ab highlighted press the Arrow K eypad DOWN , highlight an empty field and press ENTER to access the New Directory Item window . The [...]

82 Main Menu: DSC/Card T abs Reference Car d T ab A user also has the ability to simulate a Distress Call or a Position Report on this page. This is helpful for practice before connecting to the real system. The Distr ess Call simulator also helps to check if alarms are working pr operly . T o run a simulation: 1. Place the chartplotter into simula[...]

83 Reference Map T ab— contains setup options for the Map Page. See page 25. Hiway T ab— contains setup options for the Highway Page. See page 43. T emp (T emperature) T ab— displays the water temperature log (if equipped with a temperatur e transducer/sensor). The chart reads fr om right to left, so that the most recent temperature measur ed[...]

84 Reference Main Menu: System T ab/ Units T ab T rack Control* – ‘Auto T rack’ steers to the current navigation point. ‘User T rack’ allows you to enter a heading in the ‘T rack’ field. T rack* – lets you enter a heading. Speed* – lets you enter a speed. T ransducer* – lets you simulate using a Depth Only , T emp Only , or T e[...]

85 Reference Main Menu: Units T ab • Map Datum – allows you to manually select the datum reference used to determine a given posi- tion. The default setting is ‘WGS 84’. The unit automatically chooses the best datum depending upon your chosen position format. Datums are used to describe geographic positions for surveying, mapping, and navig[...]

86 Reference Main Menu: Time/ Comm T ab Time Submenu T ab— 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: • T ime Format – 12 hour , 24-hour (military) or UTC time (also called Greenwich [...]

87 Reference Main Menu: Comm T ab Port 2: • Garmin DGPS – used to connect the GPSMAP 178/178C with a Garmin DGPS beacon receiver . • Other DGPS – allows DGPS input using a standard R TCM format, without any output capabili- ties. • NMEA In/NMEA Out – supports the input/output of standard NMEA 0183 data and DSC. Y ou may also adjust the [...]

88 Reference Main Menu: Comm T ab T o restore the Serial Data Format settings to the default ‘Garmin Data T ransfer’: 1. F rom the Comm tab, press MENU , highlight ‘Defaults’ and press ENTER . If ‘Garmin DGPS’ or ‘R TCM In/NMEA Out’ format is selected, additional fields are provided to con- trol a Garmin dif ferential beacon receiv[...]

89 Reference Main Menu: Comm T ab NMEA Interface If you are going to interface the GPSMAP 178/178C 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 96. T o activate the NMEA data: 1. On either port of the Comm T ab , highlight [...]

90 Reference Main Menu: Comm T ab/ Alarm T ab GPSMAP 178/178C NMEA Sentence Output (NMEA version 3.01 compliant) Always transmitted: GPRMC, GPGGA, GPGLL, GPBWC, GPVTG, GPXTE, GPRMB, SDDBT , SDDPT , SDMTW , SDVHW Switchable sentences: GPGSA, GPGSV , GPWPL, GPR TE Garmin proprietary: PGRME, PGRMZ, PGRMM Alarm T ab— contains setting for the unit’ [...]

91 Reference Main Menu: Alarm T ab Sonar Submenu T ab Shallow W ater/Deep W ater – set alarms to sound when you enter an area of specified depth that is too shallow and/or too deep. Y ou must be receiving sonar data for this function to work. W ater T emperature – sets an alarm to sound when the transducer reports a temperatur e either above, [...]

92 Appendix A Antenna Installation Installing the GPSMAP 178/178C The GPSMAP 178/178C must be properly installed accor ding to the following instructions to get the best possible performance. T o complete the installation, you’ll need the appropriate fasteners and a 1” x 14-thread marine antenna mount available at most marine dealers. (If you h[...]

93 Appendix A Unit Installation Mounting the GPSMAP 178/178C Unit The GPSMAP 178/178C’ s compact, waterpr oof case is suitable for mounting in exposed locations or at the nav station. The unit comes with a gimbal bracket that can be used for surface or overhead mount- ing. When choosing a location for the display unit, make sure you consider the [...]

94 Appendix A Unit Installation 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 brack et arms apart. T urn counter-clockwise to widen the brack et arms, clockwise to tighten. 2. Adjust the unit an[...]

95 Appendix A Unit Installation Flush Mounting the GPSMAP 178/178C External Antenna Unit The GPSMAP 178/178C External Antenna only can be flush mounted on a flat panel. When flush mounting the GPSMAP 178/178C, be sure to choose an appr opriately sized location for the unit. Check that all cables reach the unit mounting location before beginning [...]

96 Appendix A Wiring and Interfacing Connecting the Power/Data Cable The power/data cable connects the GPSMAP 178/178C to 10-35 volt DC system and provides interface capabilities for connecting external devices. The color code in the diagram below indicates the appropriate harness connections. Interfacing The following formats are supported for con[...]

97 Selecting a T ransducer Appendix A T ransducers The transducer acts as the eyes and ears of your new sonar . Proper transducer selection and installa- tion are critical to the operation of your unit. The transducer transmits sound waves towar d the bottom in a cone shape. The larger the cone angle, the lar ger the coverage area at a given depth.[...]

98 Appendix A Proper transducer installation is key to getting the best performance fr om your new unit. If the transducer lead is too short, extension cables are available fr om your Garmin dealer . DO NOT cut the transducer lead or any part of the transducer cable, as this voids your warranty . The cable cannot be spliced and connected to any exi[...]

99 Appendix A Mounting the T ransducer T o avoid drilling a hole to mount a thru-hull transducer , a transom mount transducer may be used with epoxy inside a boat (“shoot-thru-hull” installation). For a transducer to be mounted inside the hull (shoot-thru, not thru-hull), the boat must be fiberglass, no cor e (contact your boat manufacturer if[...]

100 Appendix A T esting the Installation T esting the Installation While it is possible to perform some checks with the boat trailered, the boat should be in the water to properly test the sonar portion of the installation. Press the POWER button and the GPSMAP 178/178C should power on. If the unit fails to power on, verify that the wiring adapter [...]

101 Appendix A Installing and Removing Data Cards Once the data car d has been r ead, a summary scr een appears. Pr ess ENTER to acknowledge. Installing and Removing Data Cards The GPSMAP 178/178C uses optional Garmin marine BlueChart and MapSource data car ds to display digital charts and maps on-screen. Y ou may also transfer user data to data ca[...]

On the Units T ab of the Main Menu, pr ess MENU , then highlight ‘Loran TD On’ and pr ess ENTER to select Loran TD. Or , highlight the Position Format field, highlight ‘Loran TD’ and pr ess ENTER to select Loran TD. 102 Appendix B Loran TD Loran TD System LORAN-C is a radio navigation aid operated and maintained in the United States by the[...]

103 Appendix B Loran TD Setup The ‘LORAN TD Setup’ window contains the fields to select the Loran GRI-Chain Number , Primary and Secondary Stations, and TD Offsets. T o setup Loran TD from the Main Menu: 1. Using the ARROW KEYP AD , highlight the ‘Setup tab , then press RIGHT to highlight the ‘Units’ sub- menu tab . Highlight the “P os[...]

104 Appendix C Map Datums 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, T anzania Ascnsn Isld ‘58 Ascension Island[...]

105 Appendix C Map Datums Kandawala Kandawala- Sri Lanka Kerguelen Islnd Ker guelen Island Kertau 1948 W est 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.) Mahe 1971 Mahe 1971- Mahe Island Marco Astr o Marco A[...]

106 Appendix D Messages Battery V oltage High Please Check Connection— Input DC voltage is too high for unit. Battery V oltage Low Please Check Connection— Input DC voltage is too low for unit. Boat is Not Moving Fast Enough to Calibrate— Speed wheel is not turning. Check for debris or boat speed is too slow . Database Error— Internal pr ob[...]

107 Appendix D Messages Proximity Alarm List is Full— Y ou have used all ten pr oximity waypoints. Proximity Alarm W aypoint— Y ou have entered the alarm radius for the proximity waypoint indicated. Proximity Overlaps Another Pr oximity W aypoint— The alarm radius specified overlaps the area specified for another pr oximity waypoint. Adjust[...]

108 Appendix E Navigation T erms A vg Speed— The average of all second-by-second speed readings since last reset. Bearing (BRG)— The compass direction fr om your present position to a destination waypoint. Course— The desired course between the active ‘fr om’ and ‘to’ waypoints. Distance (Dist)— The ‘great cir cle’ distance from[...]

109 Appendix E Navigation T erms Odometer— A running tally of distance travelled, based upon the distance between second-by-second position readings. Off Course— The distance you are of f a desired course in either direction, left or right. Also r eferred to as ‘cross-track err or’ or ‘course error’. Speed— The current velocity at whi[...]

110 Time Offsets Appendix F The chart below gives an approximate UTC (Universal T ime Coordinate) time of fset 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 W157.5º -11 W157.5º[...]

111 Appendix G Understanding Sonar Understanding Sonar If you are unfamiliar with basic sonar , or need help determining what is displayed on the graph, this section may be for you. This section is intended to help the novice user gain some understanding of how the GPSMAP 178/178C operates and how it can help improve their fishing pr oductivity . [...]

112 Appendix G T ransducer Cover age T ransducer Cover age The area covered by the transmitted sound waves is determined by the cone angle of the transducer and the water depth. Cone angles may vary between different types of transducers. For example, a 50kHz frequency may pr ovide a “wide” 40° cone angle, with a coverage width that is approxi[...]

113 Appendix G Understanding the Chart Understanding the Gr aph It is important to understand that the unit does not display a 3-D representation of the underwater environment. The unit can display multiple things at the same time, but cannot determine wher e the return originated – only when it was received. Examples 1 and 2 provide a look at th[...]

114 Appendix G Understanding the Graph Whiteline The GPSMAP 178/178C can help you to determine if the bottom is hard or soft. When the sonar soundwaves are reflected back by the bottom, a har d 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[...]

115 Appendix G Understanding the Graph Thermoclines One of the unique features of fered by Garmin is See-Thru technology . See-Thru technology allows the GPSMAP 178/178C to “see” through thermoclines and helps locate fish wher e they live; and fish love thermoclines! A rough definition of a thermocline is a br eak in water where the water te[...]

116 Appendix H Specifications Physical Specifications Size: 4.9" H x 6.3" W x 3.7" D (122.5mm x 157.5mm x 92.5mm) W eight: 1.0 lb 3.5oz.(.553Kg) Display: (178C) 3.2” W x 3.2” H (81.28mm) CSTN (Color Super T wist Nematic) with adjustable CCFL (Cold Cathode Fluorescent Lamp) backlighting; (320x320 pixels) (178) . 3.2” W x 3.2?[...]

117 Appendix H Specifications/ Unit Care Cleaning - The unit’ s case is constructed of high quality material and does not r equir e user maintenance other than cleaning. Clean the unit housing using a cloth lightly dampened with a mild detergent solution and then wipe dry . A void chemical cleaners and solvents that may damage plastic components[...]

118 Index Appendix I A Accuracy 69 Accuracy Alarm 90 Accuracy Circle 29 Active Route Page 19, 43, 64 Adjustments, Sonar 36 Adjustment Menu 15, 33, 34, 36 Alarm T ab 90, 91 Anchor Drag Alarm 90 Append to Route 47 Arrival Alarm 90 ARROW KEYP AD 1 AutoLocate 71 AutoZoom 27 B Background Color 39 Backlight 6 BACKLIGHT Key 1 Basemap 27 Battery Alarm 90 B[...]

119 Appendix I Index E Editing Routes 60-63 Editing W aypoints 48, 49 Elevation Units 85 Entering Data 3 ENTER Key 1 Erasing T racks 75 F FCC Compliance ii Find 65, 66 FIND Key 1, 65 Find Options 66 Fish Alarm 91 Fish Symbols 38 Flasher 39 Following Routes 58, 59 Follow Route 11 Follow T rack 11, 54 Frequency 14, 15, 35 Full Screen Map 25 G Gain 15[...]

120 Appendix I Index MENU Key 1 MENU key 20 Merge Fr om Card 82 Messages 106, 107 MGRS 84 MMSI Number 77, 78, 81 MOB 56 MOB Key 1, 56 Moon Phase 74 Moon Rise/Set 74 Mounting the T ransducer 98, 99 Move W aypoint 47 Moving W aypoints 49 N Navaids, Set Up 28 Navaids T ab 28 Navigation T erms 108, 109 NA V Key 1, 53-56, 82 Nav Line T ab 29 Nearest T o[...]

121 Appendix I Index Saved T racks 76 Savings T racks 75 Scale, Highway 42 Scale, Map 24, 39 Scroll, Sonar 15, 36 Selecting Options 2 Serial Number iv Serial Number , Electronic 84 Service iv Setup T ab 83 Set 2D Elevation 71 Set Up Highway 43 Set Up Map 26 Set Up Page Layout 19, 29, 40, 43 Set Up Sonar 38 Shallow W ater Alarm 91 Show Data 25 Show [...]

122 Appendix I Index T rip T ab 74 T ur n Declutter On/Off 31 U Understanding Sonar 111-115 Understanding the Graph 113-115 Underwater W aypoints 37 Units 84, 85 Unit Care 117 User Datum 104 User W aypoint List 50 V View 15, 35 W W AAS 69, 71 W arnings iii W ARRANTY iv W ater Immersion 117 W ater Speed 39, 40 W ater T emperature Alarm 91 W ater T y[...]

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For the latest fr ee 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. Liberty House, Hounsdown Business Park, Southampton, Ha[...]