I
ntroductIon
Thank you for choosing the Garmin
®
GPSMAP
®
378/478, which
utilizes the proven performance of Garmin GPS and full-featured
mapping to create an unsurpassed portable marine navigation
chartplotter and automobile navigation device. Take a moment to
compare the contents of this package with the packing list on the
outside of the box; if any pieces are missing, contact your Garmin
dealer immediately.
About This Manual
To get the most out of your new navigation system, take time to read
this manual and learn the operating procedures for your unit. This
manual is organized into the following sections:
The
Introduction
contains the Table of Contents, Care Information,
and Warnings.
The
Getting Started
section provides an overview of the unit, how
to turn the unit on, and how to simulate navigation.
The
Marine Mode
section provides you with information about
navigating with the GPSMAP 378/478 in Marine Mode.
The
Marine Mode Pages
section reviews the main pages in Marine
Mode.
The
Automotive Mode
section provides you with information about
navigating with the GPSMAP 378/478 in Automotive Mode.
The
Automotive Mode Pages
section reviews the main pages in
Automotive Mode.
The
Main Menu
section describes features found on the Main
Menu, and information on how to change settings.
The
Using XM WX Weather
section describes how to use XM WX
Satellite Weather features on your GPSMAP 378/478.
The
Setting Up and Using Sonar
section provides instructions
on using a Garmin GSD 20 or GSD 21 Sounder Module with your
GPSMAP 378/478.
The
Appendix
contains specifications, optional accessories,
maintenance information, and other product information.
An
Index
is provided at the end of the manual for reference.
GPSMAP 378/478 Owner’s Manual
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