Furuno FAR-2805 Series - 1. OPERATION

iii
TABLE OF CONTENTS
INTRODUCTION
A Word to the Owner of FURUNO Radar................................................................................ v
About This Manual ..................................................................................................................vi
Features...................................................................................................................................vii
Specifications...........................................................................................................................ix
SYSTEM CONFIGURATION ...............................................................................................xii
1. OPERATION
1.1 Turning on the Power ...................................................................................................1-1
1.2 Transmitter ON.............................................................................................................1-1
1.3 Controls ........................................................................................................................1-2
1.4 CRT Brilliance ..............................................................................................................1-6
1.5 Tuning the Receiver......................................................................................................1-6
1.6 On-screen Legends and Markers ..................................................................................1-7
1.7 Degaussing the CRT Screen .........................................................................................1-8
1.8 Initializing the Gyro Readout .......................................................................................1-9
1.9 Presentation Modes.......................................................................................................1-9
1.10 Selecting the Range Scale...........................................................................................1-12
1.11 Selecting the Pulsewidth.............................................................................................1-12
1.12 Adjusting the Sensitivity ............................................................................................1-14
1.13 Suppressing Sea Clutter..............................................................................................1-14
1.14 Suppressing Precipitation Clutter ...............................................................................1-15
1.15 Interference Rejector ..................................................................................................1-15
1.16 Measuring the Range ..................................................................................................1-16
1.17 Measuring the Bearing................................................................................................1-16
1.18 Collision Assessment by Offset EBL .........................................................................1-17
1.19 Measuring Range and Bearing Between Two Targets ................................................1-18
1.20 Setting a Guard Zone (Guard Alarm) .........................................................................1-18
1.21 Off-Centering..............................................................................................................1-19
1.22 Echo Stretch................................................................................................................1-20
1.23 Echo Averaging...........................................................................................................1-21
1.24 Electronic Plotting Aid (EPA) ....................................................................................1-22
1.25 Target Trails (Echo Trails) ..........................................................................................1-24
1.26 Parallel Index Lines ....................................................................................................1-26
1.27 Anchor Watch .............................................................................................................1-28
1.28 Origin Mark ................................................................................................................1-29
1.29 Zoom...........................................................................................................................1-30
1.30 Markers.......................................................................................................................1-30
1.31 Menu Keys..................................................................................................................1-31
1.32 RADAR 1 and 2 Menu Settings .................................................................................1-32
1.33 Function Keys.............................................................................................................1-33
1.34 EPA Menu...................................................................................................................1-39
1.35 NAV INFORMATION Menu and Navigation Data Display ......................................1-40
1.36 Radar Map ..................................................................................................................1-42
1.37 Suppressing Second-trace Echoes ..............................................................................1-43
1.38 Adjusting Relative Brilliance Levels of Screen Data .................................................1-44