Introduction

This manual covers the features and operation of the GMR 21/41 marine radar when viewed on a Garmin marine network chartplotter.

Installing Your GMR 21/41

To install your GMR 21/41, refer to the GMR 21/41 Installation Instructions included in this box. If you experience difficulty installing the radar, contact Garmin Product Support or an installation professional in your area.

About This Manual

To get the most out of your GMR 21/41, take time to read this manual and learn the operating procedures in detail. This manual is organized into the following sections.

The Introduction sections contains the Table of Contents, Product Registration, and Software License Agreement.

The Basic Operation section describes the features and operation of the GMR 21/41.

Introduction > Installing Your GMR 21/41 and About This Manual

The Appendix contains specifications, regulatory information, and maintenance information. You can also find warranty, European Licensing Requirements, and FCC information in the Appendix.

An Index is provided at the end of the manual for reference.

Manual Conventions

This manual uses the term Warning to indicate a potentially hazardous situation, which, if not avoided, could result in death or serious injury.

This manual uses the term Caution to indicate a potentially hazardous situation, which, if not avoided, may result

in minor injury or property damage. It may also be used without the symbol to alert you to avoid unsafe practices.

GMR 21/41 Owner’s Manual