Garmin GPSMAP 376C User Manual

GPSMAP® 376Cchartplotting receiverowner’s manual

Charging the GPSMAP 376CBefore using the GPSMAP 376C, you might need to charge the battery. Plug the power cable into an external power source to char

Serial Data Format—sets the data format to one of the following:• Garmin Data Transfer—provides the proprietary format used to exchange data with a co

Interface sub tab with GARMIN DGPS selectedHighlight Scan and press ENTER.Shows the status of the scanThe Status eld shows one of the following:• Tun

Advanced NMEA Output SetupIf you are going to interface the GPSMAP 376C with another piece of equipment (such as a radar or autopilot), the unit needs

uSInG XM WX WeatherThis section describes how to use XM WX Satellite Weather with your GPSMAP 376C. You must have a subscription to XM WX Weather, and

To set up weather options on the Map Page:1. From the Map Page, press MENU to open the options menu. 2. Highlight Set Up Map, and press ENTER.Map Pa

Srfc Wx TabUse the Srfc Wx tab to set the map scale at which surface weather information rst appears on the Map Page.Srfc Wx TabSurface Winds, Surfac

Using the Weather TabUse the Weather tab on the Main Menu to quickly view individual weather settings without turning all other weather features on or

3. Highlight the forecast you want to view—Current, 12 Hour, 24 Hour, 36 Hour, or 48 Hour, and press ENTER. The Map window on the Weather tab is upda

Viewing Additional XM Weather InformationUse the Information sub tab to view the radio identication number, service level information, and list of we

Finding Weather InformationYou can use the Find Menu to access weather information for your current location or from another location on the map. By s

Turning Your GPSMAP 376C On or OffBefore you turn on the GPSMAP 376C, be sure the antenna is up as shown on page 1, and it has a clear and unobstructe

5. Highlight the Bulletin tab to view marine weather bulletins.Marine Weather BulletinsYou can highlight a weather bulletin, and press ENTER to view

SettInG uP and uSInG SonarThis section covers the additional sonar options for the GPSMAP 376C when used in conjunction with a GSD 20 or GSD 21 Sounde

Using the Sonar PageWhen combined with a GSD 21 or GSD 20 Sounder Module, your GPSMAP 376C becomes a powerful shnder/asher with the Sonar Page. If

Adjusting the Sonar PageUse the Adjustment Menu to access the settings and features most commonly used on the Sonar Page. Ten main adjustment options

• 2X Zoom—shows the 2X zoomed picture on the full screen.• 4X Split—shows two reduced pictures, the right at the original depth scale and the left at

Resizing the Split ScreenYou can adjust the way the split screen appears. This option is only available when a zoom scale other than No Zoom is select

Setting Up SonarUse the Sonar tab on the Main Menu to set up the Sonar Page. To access the Sonar Tab: Highlight the Sonar tab on the Main Menu.Main M

Calibrating the Water SpeedIf you select Temp, Spd for the Transducer option on the Setup sub tab, you must calibrate the water speed to ensure the Wa

Setting Up the Sonar DisplayYou can set up how the sonar information appears on-screen using the Display sub tab.To access the Display sub tab:1. Hig

Viewing the TemperatureUse the Temperature sub tab to view a graph of water temperature changes over a period of time. The graph reads from right to l

Getting Satellite SignalsAfter you turn on the GPSMAP 376C, the unit automatically begins searching for satellites. The GPS page appears while the uni

Understanding SonarThe transducer mounted on your vessel transmits sound waves toward the bottom of the water in a cone-shaped pattern. When a transmi

Transducer CoverageThe area covered by the transmitted sound waves is determined by the cone angle of the transducer and the water depth. The wide con

WhitelineThe GSD 20 or GSD 21 can help you determine whether the bottom is hard or soft. When the sonar sound waves are reected back by the bottom, a

aPPendIXSpecicationsPhysical SpecicationsSize: 5.7" W x 3.2" H x 1.9" D (14.5 x 8.1 x 4.8 cm)Weight: 14.0 oz (0.40 kg)Display:

Optional AccessoriesIn addition to the standard accessories included with your GPSMAP 376C, several optional accessories are available to enhance the

Installation InformationThis section of the Appendix provides information on connecting the GPSMAP 376C to auxiliary devices and removing the antenna.

Connecting the GXM 30 AntennaConnect the GXM 30 antenna to the GPSMAP 376C to access XM WX satellite weather and XM Radio. For more information about

Connecting Your GPSMAP 376C to a ComputerYou can connect your GPSMAP 376C to your computer using the supplied USB cable to connect to a USB data port

Using xImage for Customized Waypoint IconsUse xImage to exchange images between your computer and your GPSMAP 376C. You can download and save screensh

InterfacingThe following formats are supported for connection of external devices: GARMIN proprietary Differential GPS (DGPS), NMEA 0180, 0182, 0183 (

The progress of satellite acquisition is shown in three stages:• No signal strength bars—the receiver is looking for the satellites indicated.• White

Satellite InformationSatellite Sky View45°90°Outer ring -the horizonInner ring- 45°above the horizonCenter dot - 90°above the horizonSatellite Locatio

• Searching for WAAS—WAAS is enabled and the receiver is searching for WAAS signal.• Using WAAS—WAAS capability is enabled and the unit is receiving

LORAN TD SetupLORAN C is a radio navigation aid operated and maintained in the United States by the United States Coast Guard. The name LORAN is an ac

To set up Loran TD from the Main Menu:1. Highlight the Setup tab on the Main Menu, and then highlight the Location sub tab. 2. Highlight the Locatio

Map Datums and Location FormatsMap Datums are based on a mathematical model of the Earth.What Are a Map Datums?A datum is a mathematical model of the

Digital Selective Calling (DSC)DSC uses marine VHF radio GPS technologies to transmit and receive location information. DSC is used by mariners to ass

Non-Federal Users in the United States Commercial users, or those who travel outside the United States or Canada, must apply for a ship station licens

MessagesAccuracy Alarm—the GPS accuracy has fallen outside of user-set value.Alarm Clock—the alarm clock has sounded.Antenna Shorted to Ground—the ext

No Diff GPS Location—RTCM is selected but the unit is not receiving DGPS data.No Roads Near Destination—the destination for the road route you tried t

User Timer Expired—the Timer Alarm value has counted down to zero.Water Speed Sensor is Not Working—the speed sensor is not detected. Check the connec

GPS OptionsPress MENU twice to open the Main Menu. Use the ROCKER to highlight the GPS tab. Press MENU to open the options menu.Start/Stop Simulator—s

ETE (Next)—Estimated Time Enroute. The estimated time required to reach the next point on your route.Elevation—the altitude (height) above or below me

Water Speed (Marine Only)—the data acquired from measurement devices interfaced to the unit is used to calculate your current speed over water.Water T

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Limited WarrantyThis Garmin product is warranted to be free from defects in materials or workmanship for one year from the date of purchase. Within th

Weather Data WarrantyTHE WEATHER DATA SOFTWARE PRODUCT IS PROVIDED “AS IS.” ALL OTHER WARRANTIES, EXPRESSED OR IMPLIED, INCLUDING ANY WARRANTY OF MER

This product was developed using DAFIF™, a product of the National Geospatial-Intelligence Agency.This product has not been endorsed or otherwise appr

IndeXAaccessories 116accuracy alarm 77acquiring satellites 5Active Route Page 50, 56options menu 50Active Track Tab 34, 37AC outlet 2add to rou

depth 89detailed maps 42detour 61DGPS 92, 93, 122alarm 77differential 122, 123Digital Selective Calling. See DSCdirection display 89Display Tab

Mmagnetic variation 90main menu 67–94Alarms tab 76Calendar tab 78Celestial tab 79Display tab 84DSC tab 71GPS tab 67Message tab 83Points tab

project waypoint location 28proximity 32alarms 32points tab 32waypoint 33Rradio ID 100recalculating 88receiver not usable 5receiver status 5r

Using the GPSMAP 376C Keypad.IN Key/OUT Key• Press to adjust map scale to show a larger area with less detail (zoom out) or a smaller area with more

tidechart 80information 80station 17, 80sub tab 80timedelay 124format 89offsets 126zone 89timer 46toll roads 87TracBack 14, 37tracklegs 37

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.©

Using the GPSMAP 376CThe advanced keypad system on the GPSMAP 376C is designed to allow you to select options and enter data quickly and conveniently.

Selecting Options and Entering DataTo enter data and select options use the ROCKER to highlight, select, or choose an item in a list or a eld on the

Entering data TIP: To clear the entire data eld, highlight the left-most character eld and press left on the ROCKER again.3. Press ENTER.Not all 

Using the Main MenuUse the Main Menu on your GPSMAP 376C to access various waypoint, system, navigation and interface management, and setup menus. Pre

© 2006 Garmin Ltd. or its subsidiariesGarmin International, Inc. 1200 East 151st Street, Olathe, Kansas 66062, USA Tel. 913/397.8200 or 800/800.102

Using Simulator ModeSimulator Mode is great for practicing with the unit if you are indoors or when satellite signals are not available. All waypoints

MarIne ModeThis section explains some of the more common operations you will perform with your GPSMAP 376C.To switch usage modes:1. Press and hold th

Navigating to a DestinationYou can navigate to your destination using the Map Page. As you travel, you see a magenta line that always runs from your c

To navigate (Go To) a point on the map:1. On the Map Page, highlight a point to navigate to, and press NAV.2. Highlight Go To <point name>, an

To search for an item and route to it:1. Press FIND to open the Find Menu. 2. Highlight a category, and press ENTER. 3. Press ENTER, and then press

Finding an ItemUse the Find Menu to search for addresses, food & drink, fuel services, lodging, banks/ATMs, cities, shopping, stored waypoints and

To nd an item from another location:1. From any page, press FIND. 2. Highlight a category from the list, and press ENTER. 3. Press MENU to open th

Viewing the Information PageEach item on the map and each item listed in the results list has an Information Page.To view details about an item:1. Hi

Creating and Using RoutesThe GPSMAP 376C allows you to create and store up to 50 reversible routes, with up to 300 points each.Creating a New RouteUse

Navigating a Saved RouteUse the Navigate Route option to select and navigate a saved route. To navigate a saved route:1. Press the NAV key.2. Highli

IntroductIonThank you for choosing the Garmin® GPSMAP® 376C, which uses the proven performance of Garmin GPS and full-featured mapping to create an un

To review individual route points:1. Highlight the Route tab on the Main Menu.2. From the Route List Page, highlight the name of the route, and pres

To edit the route on the map:1. Highlight the Route tab on the Main Menu. 2. Select a route, and press ENTER. Press MENU to open the Route Review Pa

Manually Transitioning to the Next WaypointFrom the Route tab option menu, highlight Set Up Routes, and press ENTER to set the route leg transition (o

Marking Your Present LocationUse the ENTER/MARK key to capture your present location to create a new waypoint. You must have a valid position (2D or 3

Creating a Waypoint by Entering CoordinatesYou can manually enter location coordinates to create a waypoint. This method is useful for creating a wayp

To access the Waypoint Edit Page:1. Highlight the Points tab on the Main Menu, and then select a waypoint from the list.Points Tab2. Press ENTER to

Averaging the Waypoint’s LocationAverage Location makes the unit take several sample location measurements for the waypoint and recalculates for a mor

6. Select the point from which you will project your new waypoint. For more information see the “Finding an Item” section on page 17.7. To adjust th

Waypoint PageName eldSymbol eldTo edit the next waypoint in the list: 1. Highlight Next and press ENTER. The Waypoint list appears with the next wa

Waypoint PageSelect the category to which you want to assign this waypoint.To delete a category:1. With the Waypoint Categories window open, highligh

Table of ContentsIntroduction ...iAbout This Manual ...

To delete waypoints by symbol or category:1. On the User sub tab, highlight a waypoint to delete, and press MENU.2. Highlight Delete by Symbol or De

2. Highlight the eld below Proximity Alarm, and press ENTER.3. Select the On or Off setting, and press ENTER.To add a proximity waypoint:1. From t

Managing Your TracksThe GPSMAP 376C draws an electronic breadcrumb trail or track log on the Map Page as you travel. The track log contains points alo

To clear the track log:1. Highlight the Track tab on the Main Menu, and then highlight the Active sub tab.2. Highlight the Clear button, and press E

Saved TracksThe Saved sub tab lists all of the saved tracks in your unit. Press MENU to open the Saved tab options menu.Saved TabReview on Map—shows t

Navigating a Saved TrackYou can save your track log to use later as a TracBack, which reduces your track log into a route with up to 300 turns. When i

MarIne Mode PaGeSFive pages are available in Marine Mode—Map, Compass, Highway, Active Route, and Position Data. An optional XM Audio Page can be enab

Changing the Page Layout andPage Layout and Data FieldsYou can adjust how the following pages appear: Map, Compass, Highway, Position Data, Trip Compu

Setting Up the Map PageUse the Set Up Map option to adjust how items appear on the Map Page. To change a map setup option:1. On the Map Page, press M

5. When using a map loaded to a data card, you can view detailed information about an individual map, highlight the Map Name, and press ENTER. Highli

Points Tab ... 70Track Tab ...

Map coverage conforms to the following conditions:• Cartography is shown when the selected map zoom range is covered by either the internal basemap o

To re-center your position on the screen: Press QUIT. The map automatically moves to show your present location, and the unit returns to position mod

Measuring DistanceYou can measure the distance and bearing between two map items. To measure the bearing/distance between two points:1. On the Map Pa

Compass PageDuring active navigation, the Compass Page guides you to your destination with a graphic compass and a bearing pointer. When the pointer i

Compass Page OptionsUse the options menu on the Compass Page to customize the Compass Page. For denitions of data eld options, see to page 131. Pres

To use the Marine Timer:1. Press the ROCKER up or down to select the time you want to count. Five (5) minutes is the default. 2. Press ENTER to star

Highway PageThe Highway Page is available in both Marine Mode and Automotive Mode.Highway PageWhen you are navigating, the Highway Page provides digit

Highway Page OptionsUse the Highway Page options menu to dene the data elds and select which waypoints and tracks appear on the screen. The data el

Active Route PageWhen you are navigating a route using your GPSMAP 376C, the Active Route Page shows each point (waypoint or map item) of the active r

Position Data PageThe Position Data Page shows important navigation data while navigating a route in Marine Mode. By default, the Position Data Page s

Caring for the GPSMAP 376CThe GPSMAP 376C case is constructed of high quality materials and does not require user maintenance except cleaning. Cleanin

XM Audio PageUse the XM Audio Page to view and select XM Radio channels. Add or remove channels within the Favorites category, and turn audio on or of

Turning on the XM Audio PageThe XM Audio Page is off by default.To show the XM Audio Page:1. Highlight the Display tab from the Main Menu.2. Highlig

Using FavoritesYou can create a customized list of up to 30 of your favorite XM Radio channels.To add a channel to Favorites:1. Highlight the Categor

Scanning XM Radio ChannelsFrom the XM Audio Page, you can scan all channels, scan channels in a specic category, or scan channels in your Favorites.T

autoMotIve ModeThis section discusses some of the more common Automotive operations you can perform with your GPSMAP 376C in Automotive Mode. Please n

Navigating to a DestinationYou can navigate to your destination in Automotive Mode using the Map Page. As you travel, your GPSMAP 376C guides you to y

To navigate (Go To) a point on the map:1. Highlight a point to navigate to, and press NAV.2. Highlight Go To <point name>, and press ENTER.3.

To create a new route:1. Press NAV to open the Navigate Menu. 2. Highlight New Route, and press ENTER. 3. From the Find Menu, highlight Waypoints,

Following a Saved RouteUse the Navigate Menu to follow a saved track or route. If you want to follow roads on your route, press MENU and select Follow

Entering Custom AvoidsThe Custom Avoids feature allows you to enter specic areas and roads to avoid when navigating. Custom Avoids apply to all route

Failure to avoid the following potentially hazardous situations could result in an accident or collision resulting in death or serious injury.• When

Adding and Editing Stops (Via Points)You can add Via Points—points through which you would like to travel—to your route using the Edit Vias option. To

Following an Automotive RouteThe GPSMAP 376C guides you to your destination using many tools, such as the Map Page and Current Route Page.Track Your P

autoMotIve Mode PaGeSAutomotive Mode has two main pages (Map and Trip Computer), that are always available. The Optional Highway Page, Compass Page, a

Current Route PageWhen navigating a route using your GPSMAP 376C in Automotive Mode, the Active Route Page shows each turn of the active route, with t

Trip Computer PageThe Trip Computer Page shows important data while navigating a route in Automotive Mode. It indicates your current speed and other d

MaIn MenuThe Main Menu provides access to various waypoint, system, navigation and interface management, and setup menus. Main MenuTo select a tab fro

GPS TabThe GPS tab provides a visual reference of satellite acquisition, receiver status, and accuracy. The sky view and signal strength bars give an

XM TabThe XM tab is where you can view and select XM Radio channels, add or delete favorites, and obtain radio ID and XM WX Weather service level info

Route TabThe Route tab shows all the routes currently stored in memory, along with a descriptive name for each route.Use the Route tab to create and s

Track TabUse the Track tab to specify whether or not to record a track log, dene how it is recorded, or save the track log data for future use. The T

Important InformationMAP DATA INFORMATION: One of the goals of Garmin is to provide customers with the most complete and accurate cartography that is

Understanding Distress CallsWith your GPSMAP 376C properly connected to a VHF radio with DSC output, you can receive any DSC distress call within rang

DSC Call ListThe Call List sub tab shows the 50 most recent calls, even if the unit is left unattended. The Call List only shows the most recent call

DSC Directory listDSC Directory entries. Press ENTER to open the entry review page.Blank entry. Press ENTER to add a Directory entry.To add a new dire

Setting Up DSCUse the Setup sub tab to turn DSC on and off. If you have more than one chartplotter and only want DSC to show on another chartplotter,

Alarms TabUse the Alarms tab to dene alarm settings. When an alarm goes off, the alarm message appears on the GPS 376C and the unit emits ve (5) bee

System AlarmsClock—sets an alarm based on the unit’s clock. Select On, and then enter a specic time that you want the alarm to sound. The GPSMAP 376C

Sonar AlarmsShallow Water/Deep Water—sets an alarm to sound when you enter an area of water that is too shallow or deep. Select On, and then specify a

To add a route (or point) to the calendar:1. Highlight the Calendar tab on the Main Menu. The current day appears on the Day View sub tab.2. Press M

Tide Sub TabThe Tide sub tab contains a graphical chart that shows tide station information in a 24-hour span starting at midnight station time. You c

To view a chart’s details for another time during the day (other than current time):1. From the Tide sub tab with the chart you want to view, press M

GettInG StartedUnit OverviewThe GPSMAP 376C is an all-in-one, versatile color chartplotter and automobile navigator—perfect for land or water. This po

To view sun and moon information for a different location:1. Highlight the From eld, and press ENTER.2. Highlight Use Find Menu, and press ENTER. T

To use the current date again, highlight the Date eld. Press MENU, highlight Use Current Date, and press ENTER.To view hunt and sh information for a

To show or hide messages using the log lter:1. Highlight the Message tab on the Main Menu. 2. Highlight the Log Filter sub tab. All messages appear

Twilight Adjustment—allows the unit to adjust the backlight for optimum viewing during twilight times. Highway Page—indicates whether the Highway Page

Setup TabTo customize how your GPSMAP 376C looks, use the System tab to adjust certain system settings. System Sub TabUse the System sub tab to contro

Road Routing Sub TabUse the Road Routing sub tab to select road routing settings.To access the Road Routing sub tab1. Highlight the Setup tab from th

Guidance Sub TabUse the Guidance sub tab to set guidance information.To access the Guidance sub tab1. Highlight the Setup tab from the Main Menu.2.

Time Sub TabUse the Time sub tab to set the time format and zone, and set the unit to conform to Daylight Saving Time. The current time and date appea

Location Sub TabUse the Location sub tab to change location setting information.To access the Location sub tab1. Highlight the Setup tab on the Main

Welcome Sub TabUse the Welcome sub tab to enter information, such as your name and address, or a welcome message that appears when you turn on your GP