i
Introduction
Preface and
Registration
Preface
Thank you for choosing the Garmin Fishfi nder 250/250C. This product is designed for easy operation
and to provide years of reliable service.
Operations for the Fishfi nder 250 and Fishfi nder 250C are the same unless othewise noted. To ensure
that you get the most from the Fishfi nder 250/250C, please take the time to read this Owner’s Manual and
learn the operation of your new unit. This manual is broken down into three sections. Section One covers the
installation and testing for the
Fishfi nder 250/250C. Section Two provides detailed references to the features
and operations of the
Fishfi nder 250/250C. Section Three gives a basic overview of how sonar works and
provides information on interpreting the sonar graph.
Product Support
If you encounter a problem or just have a question, our Product Support Department can be reached
Monday-Friday 8am to 5pm Central Time.
By phone at— 1-800-800-1020 or (913)397-8200
Online at— http://www.garmin.com/contactUs/techSupport.jsp
Check the Garmin Web Site (www.garmin.com) for links to Product Support and Product FAQ’s
Enjoy your new Fishfi nder 250/250C and once again thank you for choosing Garmin.
Product Registration
Help us better support you by completing our on-line registration today! Connect to our web site
(www.garmin.com) and look for the Product Registration link on the Home page. Your unit’s serial number is
located on the back of the unit.
NOTE: If you have previously registered a Garmin product purchase, we invite you to re-
register using our on-line system. Many services provided by our product registration system
are now automated and re-registering your purchase ensures you the best possible support
from Garmin.
)
250C Manual.indd i 1/27/2004, 3:54:40 PM