Table of Contents
Introduction.....................................................................1
Device Overview......................................................................... 1
Keys............................................................................................ 1
Main Pages............................................................................ 1
Viewing the Main Menu..........................................................1
Battery Information..................................................................... 1
Maximizing Battery Life.......................................................... 1
Turning On Battery Save Mode............................................. 1
Long-Term Storage................................................................ 1
Installing AA Batteries............................................................ 1
Installing the Battery Pack..................................................... 2
Turning On the Device................................................................ 2
Adjusting the Backlight Brightness and Volume......................... 2
Support and Updates.................................................................. 2
Setting Up Garmin Express................................................... 2
Connected Features....................................................... 2
Connected Feature Requirements............................................. 2
Setting Up Wi‑Fi Connectivity..................................................... 3
Connecting to a Wireless Network......................................... 3
Pairing a Smartphone with Your Device..................................... 3
Phone Notifications..................................................................... 3
Viewing Phone Notifications.................................................. 3
Hiding Notifications................................................................ 3
GPS Satellite Signals..................................................... 3
Acquiring Satellite Signals.......................................................... 3
Changing the Satellite View........................................................ 3
Turning Off GPS......................................................................... 3
Simulating a Location................................................................. 3
Enabling GLONASS and WAAS................................................. 3
Waypoints, Routes, and Tracks.................................... 4
Waypoints................................................................................... 4
Creating a Waypoint.............................................................. 4
Finding a Waypoint................................................................ 4
Project a Waypoint................................................................. 4
Navigating to a Waypoint....................................................... 4
Increasing the Accuracy of a Waypoint Location................... 4
Editing a Waypoint................................................................. 4
Editing a Category................................................................. 4
Deleting a Waypoint............................................................... 4
Routes........................................................................................ 4
Creating a Route.................................................................... 4
Activating a Route.................................................................. 4
Copying a Route.................................................................... 4
Editing the Name of a Route.................................................. 4
Editing a Route...................................................................... 4
Deleting a Route.................................................................... 5
Navigating a Saved Route..................................................... 5
Viewing the Active Route....................................................... 5
Stopping Navigation............................................................... 5
Reversing a Route................................................................. 5
Taking a Detour..................................................................... 5
Planning Your Route.............................................................. 5
Tracks......................................................................................... 5
Recording a Track..................................................................5
Viewing the Active Track........................................................5
Saving the Active Track......................................................... 5
Clearing the Active Track....................................................... 5
Deleting a Track..................................................................... 5
Navigating a Saved Track...................................................... 5
Archived Tracks..................................................................... 5
Navigation....................................................................... 6
Find Menu................................................................................... 6
Navigating to a Destination......................................................... 6
Stopping Navigation
Finding a Location by Name....................................................... 6
Finding a Location Near Another Location................................. 6
Navigating with the Compass..................................................... 6
Calibrating the Compass........................................................6
Course Pointer....................................................................... 6
Navigating with the Map............................................................. 6
Navigating Using TracBack®...................................................... 6
Avoiding Road Features............................................................. 6
Marking and Starting Navigation to a Man Overboard
Location...................................................................................... 6
Elevation Plot.............................................................................. 6
Navigating to a Point on the Elevation Plot............................ 7
Changing the Plot Type......................................................... 7
Calibrating the Barometric Altimeter...................................... 7
Trip Computer............................................................................. 7
Resetting the Trip Computer.................................................. 7
Highway Page.............................................................................7
....................................................................6
BirdsEye Imagery........................................................... 7
Calendars and Weather Data......................................... 7
Viewing the Calendar..................................................................7
Viewing Tide Information............................................................ 7
Viewing Celestial Data and Almanacs........................................ 7
Viewing Current Weather Conditions and Forecasts.................. 7
Customizing the Device................................................. 8
Customizing the Data Fields....................................................... 8
Customizing the Page Layout..................................................... 8
Configuring the Maps..................................................................8
Map Setup.................................................................................. 8
General Map Settings............................................................ 8
Map Settings.......................................................................... 8
Marine Settings...................................................................... 8
Marine Navigation Settings.................................................... 8
Trip Computer Settings............................................................... 8
Highway Page Settings...............................................................8
Alarms Settings...........................................................................8
GPS Satellite Settings................................................................ 9
System Settings.......................................................................... 9
Serial Interface Settings......................................................... 9
Display Settings.......................................................................... 9
Routing Settings......................................................................... 9
Tracks Settings........................................................................... 9
Altimeter Settings......................................................................10
Sound Settings......................................................................... 10
ANT+® Sensor Settings........................................................... 10
Timer Settings...........................................................................10
Time Settings............................................................................ 10
Changing the Units of Measure................................................ 10
Location Settings...................................................................... 10
Restoring All Default Settings................................................... 10
Device Information....................................................... 10
Device Care.............................................................................. 10
Cleaning the Device............................................................. 10
Optional Fitness Accessories................................................... 10
Pairing Your ANT+ Sensors................................................. 10
Tips for Pairing ANT+ Accessories with Your Garmin
.................................................................................. 11
Device
Data Management.................................................................... 11
File Types............................................................................ 11
Installing a Memory Card..................................................... 11
Connecting the Device to Your Computer........................... 11
Transferring Files to Your Device........................................ 11
Deleting Files....................................................................... 11
Disconnecting the USB Cable..............................................11
Specifications............................................................................11
Table of Contents i
Introduction
WARNING
See the Important Safety and Product Information guide in the
product box for product warnings and other important
information.
Device Overview
Battery cover D-ring
À
microSD card slot (under battery door)
Á
MCX port for external GPS antenna (under weather cap)
Â
Mini-USB port (under weather cap)
Ã
Power connector for accessory mounts
Ä
Keys
Marine mode: By default, five main pages appear in marine
mode: map, compass, highway, active route, and position
data. You can turn on the altimeter page in the display
settings (Display Settings, page 9).
Automotive mode: By default, two main pages appear in
automotive mode: map and trip computer. You can turn on
the highway, compass, and altimeter pages in the display
settings (Display Settings, page 9).
Viewing the Main Menu
From a main page, press MENU twice to open the main
menu.
Battery Information
WARNING
The temperature rating for the device may exceed the usable
range of some batteries. Alkaline batteries can rupture at high
temperatures.
Do not use a sharp object to remove batteries.
CAUTION
Contact your local waste disposal department to properly
recycle the batteries.
NOTICE
Alkaline batteries lose a significant amount of their capacity as
the temperature decreases. Use lithium batteries when
operating the device in below freezing conditions.
OUTINSelect to zoom in or zoom out of the map page.
PAGE Select to scroll through the main pages in sequence and to
QUIT Select to scroll through the main pages in reverse sequence,
ENTER
MARK
MENU Select to open the menu for the page.
FIND Select to find a destination.
NAV
MOB
return to the home page.
Hold to switch between automotive mode and marine mode.
revert to the previous value in the data entry field, or cancel a
function.
Select to acknowledge messages and select options.
Hold to mark a waypoint.
Press twice to open the main menu.
Hold to turn on and turn off the device.
Select to adjust the backlight and external speaker volume.
Select to open the navigation options.
In marine mode, hold to create a Man Overboard (MOB) and
begin navigation to the MOB location.
In automotive mode, hold to open the next turn page and play
the voice prompt for the next turn.
Select to scroll, highlight options, and move the cursor.
Maximizing Battery Life
You can do several things to extend the life of the batteries.
• Reduce the backlight brightness (Adjusting the Backlight
Brightness and Volume, page 2).
• Reduce the backlight timeout (Display Settings, page 9).
• Use battery save mode (Turning On Battery Save Mode,
page 1).
• Decrease the map drawing speed (Map Settings, page 8).
• Turn off GLONASS (Enabling GLONASS and WAAS,
page 3).
Turning On Battery Save Mode
You can use battery save mode to prolong the battery life.
Select Setup > Display > Battery Save > On.
In battery save mode, the screen shuts off when the backlight
times out. You can select to turn on the screen, and you can
double tap to view the status page.
Long-Term Storage
When you do not plan to use the device for several months,
remove the batteries. Stored data is not lost when batteries are
removed.
Installing AA Batteries
Instead of the battery pack (Installing the Battery Pack,
page 2), you can use alkaline, NiMH, or lithium AA batteries.
This is useful when you are on the trail and cannot charge the
battery pack. Use NiMH or lithium batteries for best results.
Turn the D-ring counter-clockwise, and pull up to remove the
1
cover.
Insert three AA batteries, observing polarity.
2
Main Pages
You can select PAGE to scroll through the main pages, and hold
PAGE to switch between automotive mode and marine mode.
The usage mode determines which main pages appear.
Introduction 1
Replace the battery cover, and turn the D-ring clockwise.
3
Installing the Battery Pack
Turn the D-ring counter-clockwise, and pull up to remove the
1
cover.
Locate the metal contacts on the end of the lithium-ion
2
battery.
Insert the battery into the compartment, contacts first.
3
Press the battery into place.
4
Replace the battery cover, and turn the D-ring clockwise.
5
Charging the Battery Pack
NOTICE
To prevent corrosion, thoroughly dry the USB port, the weather
cap, and the surrounding area before charging or connecting to
a computer.
Do not attempt to use the device to charge a battery that was
not provided by Garmin®. Attempting to charge a battery that
was not provided by Garmin can damage the device and void
the warranty.
Before you can connect the straight connector of the USB cable
to your device, you may need to remove optional mount
accessories.
NOTE: The device does not charge when outside the approved
temperature range (Specifications, page 11).
You can charge the battery using a standard wall outlet or a
USB port on your computer.
Pull up the weather cap À from the mini-USB port Á.
1
Plug the small end of the USB cable into the mini-USB port.
2
Plug the USB end of the cable into an AC adapter or a
3
computer USB port.
If necessary, plug the AC adapter into a standard wall outlet.
4
When you connect the device to a power source, the device
turns on.
Charge the battery completely.
5
Removing the NiMH Battery Pack
WARNING
Do not use a sharp object to remove batteries.
Turn the D-ring counter-clockwise, and pull up to remove the
1
cover.
Pull up on one side of the battery pack.
2
Turning On the Device
Hold .
Adjusting the Backlight Brightness and
Volume
You can adjust the backlight brightness to maximize battery life.
If you are using an external speaker with a 12/24-Volt adapter
cable with the device, you can adjust the volume level of the
audio output.
Select .
1
Select and to adjust the brightness.
2
Select and to adjust the volume.
3
Select ENTER.
4
Support and Updates
Garmin Express™ (www.garmin.com/express) provides easy
access to these services for Garmin devices.
• Product registration
• Product manuals
• Software updates
• Data uploads to Garmin Connect
• Map, chart, or course updates
™
Setting Up Garmin Express
Connect the device to your computer using a USB cable.
1
Go to www.garmin.com/express.
2
Follow the on-screen instructions.
3
Connected Features
Connected features are available for your GPSMAP 276Cx
device when you connect the device to a compatible
smartphone using Bluetooth® wireless technology. Some
features require you to install the Garmin Connect Mobile app
on the connected smartphone. Go to www.garmin.com/apps for
more information. Some features are also available when you
connect your device to a wireless network.
Phone notifications: Displays phone notifications and
messages on your GPSMAP 276Cx device.
LiveTrack: Allows friends and family to follow your races and
training activities in real time. You can invite followers using
email or social media, allowing them to view your live data on
a Garmin Connect tracking page.
Activity uploads to Garmin Connect: Automatically sends
your activity to your Garmin Connect account as soon as you
finish recording the activity.
Software Updates: Allows you to update your device software.
Weather: Allows you to view current weather conditions and
weather forecasts.
Connected Feature Requirements
Some features require a smartphone and a specific app on your
smartphone.
Feature Connected to a Paired
Activity uploads to
Garmin Connect
Software updates Yes Yes
EPO downloads Yes Yes
Live geocache data Yes Yes
Weather radar Yes Yes
Weather conditions and
forecasts
Smartphone with the
Garmin Connect
Mobile App
Yes Yes
Yes No
Connected to a
Wi‑Fi® Network
2 Connected Features