GMR 20/40 Marine Radar Owner's Manual

ii GMR 20/40 Owner’s Manual
INTRODUCTION > TABLE OF CONTENTS
Introduction ...........................................................................i
About This Manual ................................................................... i
Terminology used Throughout this Manual ........................... i
GMR 20/40 Operation ..........................................................1
Radar Overview ....................................................................... 1
The Radar Page ....................................................................... 1
Radar Page Layout .......................................................................... 3
Range Rings .............................................................................. 4
Heading Line ............................................................................. 4
Digital Navigation Data ............................................................ 4
The Radar Configuration Page ............................................... 5
The Radar Adjustment Menu .................................................. 5
Gain ................................................................................................ 6
Sea Clutter ...................................................................................... 6
Rain Clutter ..................................................................................... 7
FTC (Fast Time Constant) .............................................................. 7
Zoom ............................................................................................... 8
Target Expansion ............................................................................ 8
Trails ............................................................................................... 9
Guard Zone ..................................................................................... 9
VRM/EBL ..................................................................................... 10
MARPA ......................................................................................... 11
MARPA Setup ............................................................................. 12
Hide/Show Navigation Features ................................................... 13
Additional Adjustment Menu Items ............................................. 13
Map Cursor On/Off ....................................................................... 14
Setup ............................................................................................. 14
The General Tab ...................................................................... 14
The Display Tab ...................................................................... 15
The MARPA Tab ..................................................................... 16
The Advanced Tab .................................................................. 16
Enter Standby/Begin Transmitting ............................................... 17
Map Page Radar Overlay ...................................................... 17
Appendix ............................................................................19
European License Requirements ........................................ 19
Specifications ........................................................................ 20
FCC Compliance .................................................................... 21
Software License Agreement ............................................... 22
LIMITED WARRANTY ............................................................ 22
Warning and Cautions .......................................................... 24