Garmin 168 sounder Owner's Manual

Page of 123
ii
Introduction
Preface and
Registration
Preface
Congratulations on choosing one of the most advanced depth sounding and marine navigation 
systems available! The GARMIN GPSMAP 168 Sounder utilizes the proven performance of GARMIN 
GPS and full featured depth sounding and mapping to create an unsurpassed marine navigation 
chartplotter and fi shfi nding package.
To get the most out of your new navigation and sounding system, take the time to go through 
this owner’s manual and learn the operating procedures for your unit. This manual is broken down 
into two parts for your convenience.
Part One introduces you to the GPSMAP 168 Sounder and provides a Getting Started tour so you 
may become more familiar with the unit. This section will provide you with a basic working knowledge 
necessary to use the unit to its fullest potential. 
Part Two is divided into sections that provide detailed references to the advanced features and 
operations of the GPSMAP 168 Sounder. This allows you to concentrate on a specifi c topic quickly and 
look up detailed information about the GPSMAP 168 Sounder.
Customer Service Product Registration
Help us better support you by completing our on-line registration today! Have the serial 
number of your GPSMAP 168 Sounder handy and connect to our website (www.garmin.com). Look for 
the Product Registration link on the Home page. Also, be sure to record your serial number in the area 
provided on page iv of this manual.
NOTE: If you have previously registered a GARMIN product purchase using a mail-in 
registration card, we invite you to re-register using our NEW on-line system. Many 
services provided by our new product registration system are now being automated. 
Re-registering your purchase ensures you the best possible support from GARMIN.
Why should you register your GARMIN GPS 
unit:
          •  Notifi cation of Product Updates
          •  Notifi cation of New Products
          •  Lost or Stolen unit tracking
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