Garmin 172 用户指南

Congratulations on choosing one of the most advanced marine navigation systems available! The 

Garmin GPSMAP 172/172C models utilize the proven performance of Garmin GPS and full-featured map-

ping to create an unsurpassed marine navigation chartplotter.

This manual covers instructions for the GPSMAP 172 and GPSMAP 172C (color). Unit operation 

and specifications will be the same on both models unless otheriwse specified. For GSD 20 sonar related 

operations, refer to “GSD 20 Sounder Module with Garmin Chartplotters” (190-00241-03). To get the 

most out of your new navigation 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 172/172C and provides a Getting Started tour so that you 

may become more familiar with the unit. This section provides you with a basic knowledge necessary to 

use the unit. 

Part Two is divided into sections that provide detailed references to the advanced features and opera-

tions of the GPSMAP 172/172C. This allows you to concentrate on a specific topic quickly and look up 

detailed information about the GPSMAP 172/172C.

or go to www.garmin.com/support/, and click  

BY USING THE GPSMAP 172/172C, YOU AGREE TO BE BOUND BY THE TERMS AND CONDI-

TIONS OF THE FOLLOWING SOFTWARE LICENSE AGREEMENT.  PLEASE READ THIS AGREEMENT 

CAREFULLY.

Garmin grants you a limited license to use the software embedded in this device (the “Software”) in 

binary executable form in the normal operation of the product.  Title, ownership rights and intellectual 

property rights in and to the Software remain in Garmin.

You acknowledge that the Software is the property of Garmin and is protected under the United States 

of America copyright laws and international copyright treaties. You further acknowledge that the structure, 

organization, and code of the Software are valuable trade secrets of Garmin and that the Software in source 

code form remains a valuable trade secret of Garmin. You agree not to decompile, disassemble, modify, 

reverse assemble, reverse engineer, or reduce to human readable form the Software or any part thereof or 

create any derivative works based on the Software. You agree not to export or re-export the Software to 
any country in violation of the export control laws of the United States of America.