Garmin echoMAP CHIRP 73cv Owner's Manual

Select echoMAP Series with SD Card.

Select Download next to echoMAP Series with SD Card.

Read and agree to the terms.

Select Download.

Choose a location, and select Save.

Double-click the downloaded file.
A Garmin folder containing the software update is created in 

the selected location. A dialog box opens to assist in 

transferring the software update to a memory card.

Select Next.

Select the drive associated with the memory card, and select 

Next > Finish.

A Garmin folder containing the software update is created on the 

memory card. The software update can take several minutes to 

load onto the memory card.

Before you can update the software, you must obtain a 

software-update memory card or load the latest software onto a 

memory card (

).

Turn on the chartplotter.

After the home screen appears, insert the memory card into 

the card slot.
NOTE: In order for the software update instructions to 

appear, the device must be fully booted before the card is 

inserted.

Follow the on-screen instructions.

Wait several minutes while the software update process 

completes.

When prompted, leave the memory card in place and restart 

the chartplotter manually.

Remove the memory card.
NOTE: If the memory card is removed before the device 

restarts fully, the software update is not complete.

When you turn on the chartplotter, the GPS receiver must collect 

satellite data and establish the current location. When the 

chartplotter acquires satellite signals, 

 appears at the top of 

the Home screen. When the chartplotter loses satellite signals, 

 disappears and a flashing question mark appears over   on 

the chart.
For more information about GPS, go to 

. For help acquiring satellite signals, see (

).

You can select your preferred source for GPS data, if you have 

more than one GPS source.

Select Settings > System > GPS.

Select the source for GPS data.

You can add items to and rearrange items on the Home screen.

From the Home screen, select Customize Home.

Select an option:
• To rearrange an item, select Rearrange, select the item to 

move, and select the new location.

• To add an item to the Home screen, select Add, and 

select the new item.

• To remove an item you have added to the Home screen, 

select Remove, and select the item.

The Combination screen shows a combination of different 

screens at the same time. The number of options available on 

the Combination screen depends on the optional devices you 

have connected to your chartplotter and whether you are using 

premium maps.

Select Combinations.

Select a combination.

Select Combinations.

Use the arrow keys to highlight a Combination screen.

Select Configure.

Select an option:
• To change the name, select Name, and enter a new 

name.

• To change the arrangement of the information on the 

screen, select Change Layout, and select a new layout.

• To change the information shown on the screen, select 

Change Function, and select new information.

• To customize the data shown on the screen, select 

Overlay Numbers (

• To resize the information areas shown on the screen, 

select Resize Combination.

You can create a custom combination screen to suit your needs.

Select Combinations > MENU > Add.

Follow the on-screen instructions.

Select Combinations.

Use the arrow keys to highlight a combination.

Select Remove.

You can select your boat type to configure the chartplotter 

settings and to use features customized for your boat type.

Select Settings > My Vessel > Vessel Type.

Select an option.

Select Settings > System > Display > Backlight.
TIP: Press   from any screen to open the backlight settings.

Adjust the backlight.

Select Settings > System > Display > Color Mode.
TIP: Select   > Display > Color Mode from any screen to 

access the color settings.

Select an option.

The charts and 3D chart views that are available depend on the 

map data and accessories used.
You can open the charts and 3D chart views by selecting 

Charts.

2

Customizing the Chartplotter