Garmin echoMAP CHIRP 73cv Owner's Manual

Remove the memory card, and insert it into a card reader 

attached to a computer.

Open the Garmin\UserData folder on the memory card.

Copy the backup file on the card and paste it to any location 

on the computer.

Insert a memory card into a card reader that is attached to 

the computer.

Copy a backup file from the computer to the memory card, 

into a folder named Garmin\UserData.

Insert a memory card into the card slot.

Select User Data > Manage Data > Data Transfer > 

Replace from Card.

You can save system information to a memory card as a 

troubleshooting tool. A product support representative may ask 

you to use this information to retrieve data about the network.

Insert a memory card into the card slot.

Select Settings > System > System Information > Garmin 

Devices > Save to Card.

If necessary, select the memory card to save system 

information to.

Remove the memory card.

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today. Keep the original sales receipt, or a photocopy, in a safe 

place.

Insert a memory card into the card slot on the chartplotter.

Wait a few moments.
The chartplotter creates a file named GarminDevice.xml in 

the Garmin folder on the memory card.

Remove the memory card.

Insert the memory card into your computer.

On your computer, go to 

Follow the on-screen instructions to download, install, and 

open the Garmin Express

™

 application.

Select  Add a Device.

While the application searches, select Sign In next to Have 

marine charts or devices? near the bottom of the screen.

Create or sign in to your Garmin account.

Follow the on-screen instructions to set up your vessel.

Select   Add.
The Garmin Express application searches the memory card 

for the device information.

Select Add Device to register the device.
When registration is complete, the Garmin Express 

application searches for additional charts and chart updates 

for your device.

When you add devices to the chartplotter network, repeat these 

steps to register the new devices.

Cleaners containing ammonia will harm the anti-reflective 

coating.

The device is coated with a special anti-reflective coating which 

is very sensitive to waxes and abrasive cleaners.

Apply an eyeglass lens cleaner specified as safe for anti-

reflective coatings to the cloth.

Gently wipe the screen with a soft, clean, lint-free cloth.

You can capture a screenshot of any screen shown on your 

chartplotter as a bitmap (.bmp) file. You can transfer the 

screenshot to your computer.

Insert a memory card into the card slot.

Select Settings > System > Display > Screenshot Capture 

> On.

Go to a screen you want to capture.

Hold HOME for at least six seconds.

Remove the memory card from the chartplotter, and insert it 

into a card reader that is attached to a computer.

From Windows Explorer, open the Garmin\scrn folder on the 

memory card.

Copy a .bmp file from the card and paste it to any location on 

the computer.

If the device is not acquiring satellite signals, there could be a 

few causes. If the device has moved a large distance since the 

last time it has acquired satellites or has been turned off for 

longer than a few weeks or months, the device may not be able 

to acquire the satellites correctly.
• Ensure the device is using the latest software. If not, update 

the device software

.

• Make sure the device has a clear view of the sky so the 

antenna can receive the GPS signal. If it is mounted inside of 

a cabin, it should be close to a window so it can receive the 

GPS signal.

Devices erratically turning off or not turning on could indicate an 

issue with the power supplied to the device. Check these items 

to attempt to troubleshoot the cause of the power issue.
• Make sure the power source is generating power.

You can check this several ways. For example, you can 

check whether other devices powered by the source are 

functioning.

• Check the fuse in the power cable.

The fuse should be located in a holder that is part of the red 

wire of the power cable. Check that the proper size fuse is 

installed. Refer to the label on the cable or the installation 

instructions for the exact fuse size needed. Check the fuse to 

make sure there is still a connection inside of the fuse. You 

can test the fuse using a multimeter. If the fuse is good, the 

multimeter reads 0 ohm.

• Check to make sure the device is receiving is at least 10 V, 

but 12 V is recommended.
To check the voltage, measure the female power and ground 

sockets of the power cable for DC voltage. If the voltage is 

less than 10 V, the device will not turn on.

• Make sure the device is firmly secured in the cradle. If the 

model uses a locking bracket, make sure the bracket is firmly 

snapped close. There is an audible click when the device or 

locking bracket is installed correctly. If the device is not firmly 

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