Garmin 276Cx, Owner'S Manual

3

Replace the battery cover, and turn the D-ring clockwise.

Installing the Battery Pack

1

Turn the D-ring counter-clockwise, and pull up to remove the 

cover.

2

Locate the metal contacts on the end of the lithium-ion 

battery.

3

Insert the battery into the compartment, contacts first.

4

Press the battery into place.

5

Replace the battery cover, and turn the D-ring clockwise.

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.

1

Pull up the weather cap 

À

 from the mini-USB port 

Á

.

2

Plug the small end of the USB cable into the mini-USB port.

3

Plug the USB end of the cable into an AC adapter or a 

computer USB port.

4

If necessary, plug the AC adapter into a standard wall outlet.
When you connect the device to a power source, the device 

turns on.

5

Charge the battery completely.

Removing the NiMH Battery Pack

 WARNING

Do not use a sharp object to remove batteries.

1

Turn the D-ring counter-clockwise, and pull up to remove the 

cover.

2

Pull up on one side of the battery pack.

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.

1

Select  .

2

Select   and   to adjust the brightness.

3

Select   and   to adjust the volume.

4

Select 

ENTER

.

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

1

Connect the device to your computer using a USB cable.

2

Go to 

www.garmin.com/express

.

3

Follow the on-screen instructions.

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 
Smartphone with the 
Garmin Connect 
Mobile App

Connected to a 
Wi

‑

Fi

®

 Network

Activity uploads to 
Garmin Connect

Yes

Yes

Software updates

Yes

Yes

EPO downloads

Yes

Yes

Live geocache data

Yes

Yes

Weather radar

Yes

Yes

Weather conditions and 
forecasts

Yes

No

2

Connected Features