Furuno FR-8122 EU - Manual (Page 6)

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TABLE OF CONTENTS
FOREWORD ............................................................................................... ix
SYSTEM CONFIGURATION ...................................................................... xi
1. OPERATIONAL OVERVIEW ..............................................................1-1
1.1 Controls .....................................................................................................................1-1
1.2 Turning the Radar On/Off, Transmitting ....................................................................1-3
1.3 Display Indications.....................................................................................................1-4
1.4 Adjusting Display Brilliance, Panel Dimmer...............................................................1-5
1.5 Menu Overview..........................................................................................................1-5
1.6 Tuning........................................................................................................................1-7
1.7 Presentation Modes...................................................................................................1-8
1.8 Choosing a Range Scale.........................................................................................1-10
1.9 Choosing a Pulse Length ........................................................................................1-11
1.10 Adjusting the Gain (sensitivity) ................................................................................1-12
1.11 Suppressing Sea Clutter..........................................................................................1-13
1.12 Suppressing Rain Clutter.........................................................................................1-14
1.13 Automatic Suppression of Sea and Rain Clutters ...................................................1-15
1.14 Cursor......................................................................................................................1-16
1.15 Interference Rejector ...............................................................................................1-17
1.16 Measuring the Range to a Target............................................................................1-18
1.17 Measuring the Bearing to a Target ..........................................................................1-20
1.18 Measuring the Range and Bearing Between Two Targets ......................................1-21
1.19 Target Alarm ............................................................................................................1-22
1.20 Off Centering the Display ........................................................................................1-24
1.21 Zoom .......................................................................................................................1-25
1.22 Echo Stretch ............................................................................................................1-27
1.23 Echo Averaging .......................................................................................................1-28
1.24 Target Trails ............................................................................................................1-29
1.25 Parallel Index Lines .................................................................................................1-34
1.26 Outputting Target Position, Inscribing Origin Mark ..................................................1-35
1.27 Temporarily Hiding the Heading Line ......................................................................1-36
1.28 Custom Setup..........................................................................................................1-36
1.29 Programming Function Keys (F1 and F2 keys) .......................................................1-39
1.30 Noise Rejector .........................................................................................................1-40
1.31 Suppressing Second-trace Echoes .........................................................................1-40
1.32 Watchman ...............................................................................................................1-41
1.33 Color Schemes ........................................................................................................1-42
1.34 Navigation Data .......................................................................................................1-43
1.35 Dynamic Range .......................................................................................................1-45
1.36 Characteristics Curve ..............................................................................................1-45
1.37 Antenna Speed........................................................................................................1-46
1.38 Waypoint Marker .....................................................................................................1-46
1.39 Alarm Message Display...........................................................................................1-47
1.40 Echo Area................................................................................................................1-49
1.41 Customizing (Initial Menu) .......................................................................................1-50
1.42 Sector Blank ............................................................................................................1-52
1.43 GPS Buoy ................................................................................................................1-54
2. RADAR OBSERVATION ....................................................................2-1
2.1 General......................................................................................................................2-1
2.2 False Echoes.............................................................................................................2-3
2.3 SART (Search and Rescue Transponder).................................................................2-5