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GPSMAP 400/500 Series Owner’s Manual i
Introduction
Introduction
This manual includes information for the following products:
GPSMAP
®
420/420s GPSMAP 450/450s
GPSMAP 421/421s GPSMAP 451/451s
GPSMAP 520/520s GPSMAP 525/525s
GPSMAP 521/521s GPSMAP 526/526s
GPSMAP 550/550s GPSMAP 555/555s
GPSMAP 551/551s GPSMAP 556/556s
Tips and Shortcuts
Press HOME from any screen to return to the Home screen.
Press MENU from any of the main screens to access advanced
settings.
Press and release the Power key to adjust the display settings.
Manual Conventions
In this manual, when you are instructed to select an item, small
arrows (>) appear in the text. They indicate that you should highlight
a series of items on the screen using the Rocker, and press the
SELECT key after each item. For example, if you see “select
Charts > Navigation Chart,” you should highlight Charts, and
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press SELECT. Then highlight Navigation Chart, and press
SELECT again.
Quick Links
Turning the Unit On or Off: page 3.
Acquiring GPS Satellite Signals: page 5.
Inserting and Removing SD Cards: page 6.
Restoring Factory Settings: page 6.
Using the Navigation Chart: page 8.
Changing the Chart Settings: page 12.
Navigating to a Destination: page 22
Creating and Using Waypoints: page 24.
Conguring System Settings: page 37.
Using Sonar: page 44.
Alarms and Messages: page 55.
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