Furuno FAR-2805 Series User Manual

MARINE RADAR
FAR/FR-2805 Series
Radar ARPA Bacic Spec.
( ) FR-2815
( ) FR-2825
( ) FR-2855
( ) FR-2825W
( ) FR-2855W
( ) FR-2835S
( ) FR-2835SW
( ) FR-2865SW
( ) FAR-2815
( ) FAR-2825
( ) FAR-2855
( ) FAR-2825W
( ) FAR-2855W
( ) FAR-2835S
( ) FAR-2835SW
( ) FAR-2865SW
( ) FA-2805
X-band, 12 kW, TR up
X-band, 25 kW, TR up
X-band, 50 kW, TR up
X-band, 25 kW, TR down
X-band, 50 kW, TR down
S-band, 30 kW, TR up
S-band, 30 kW, TR down
S-band, 60 kW, TR down
Add-on ARPA

Furuno FAR-2805 Series Specifications

General

Display Type	LCD
Output Power	25 kW
Type	Marine Radar
Frequency	9.4 GHz (X-band)
Range	Up to 96 nautical miles
Rotation Speed	24 rpm (standard), 48 rpm (optional)

Summary

SAFETY INSTRUCTIONS

DANGER

Critical warnings regarding severe hazards like electrical shock.

WARNING

Safety precautions for RF radiation and electrical hazards.

WARNING

Additional safety warnings for equipment operation and handling.

CAUTION

1. OPERATION

1.1 Turning on the Power

Step-by-step guide to powering on the radar unit.

1.2 Transmitter ON

How to activate the radar transmitter from standby mode.

1.3 Controls

Overview of the main control panel and its functions.

1.6 On-screen Legends and Markers

1.9 Presentation Modes

1.10 Selecting the Range Scale

1.11 Selecting the Pulsewidth

1.12 Adjusting the Sensitivity

1.13 Suppressing Sea Clutter

Using controls to reduce sea clutter interference.

1.14 Suppressing Precipitation Clutter

Methods to reduce clutter from rain, snow, or clouds.

1.15 Interference Rejector

1.16 Measuring the Range

Using VRMs to accurately measure target range.

1.17 Measuring the Bearing

Using EBLs to determine target bearing.

1.18 Collision Assessment by Offset EBL

Using EBLs to assess collision risk and target course.

1.19 Measuring Range and Bearing Between Two Targets

1.20 Setting a Guard Zone (Guard Alarm)

Configuring an alarm zone to detect approaching targets.

1.24 Electronic Plotting Aid (EPA)

Manually plotting targets to assess motion trends.

1.25 Target Trails (Echo Trails)

1.26 Parallel Index Lines

1.27 Anchor Watch

1.32 RADAR 1 and 2 Menu Settings

1.33 Function Keys

1.34 EPA Menu

1.35 NAV INFORMATION Menu and Navigation Data Display

1.36 Radar Map

1.37 Suppressing Second-trace Echoes

1.41 Alarms

Overview of visual and audible alarms for system events.

2. OPERATION OF ARPA

2.1 General

2.2 Keys Used for ARPA

2.3 ARPA Menu Operation

How to navigate and set ARPA parameters via menus.

2.4 Start-up Procedure

Steps to activate and configure the ARPA system.

2.5 Automatic Acquisition

2.6 Manual Acquisition

2.9 Displaying Target Data

2.10 Mode and Length of Vectors

2.11 Past Position Display

2.12 Setting CPA/TCPA Alarm Ranges

Setting limits for collision avoidance alarms.

2.13 Setting a Guard Zone

Activating and configuring guard zones for alarms.

2.14 Operational Warnings

Explains ARPA alarms for various situations.

2.15 Trial Maneuver

Simulating ship maneuvers to predict target reactions.

2.16 ARPA Track Test

2.17 Criteria for Selecting Targets for Tracking

How ARPA selects and tracks targets based on criteria.

2.18 Factors Affecting ARPA Functions

3. RADAR OBSERVATION

3.2 False Echoes

3.3 SART (Search and Rescue Transponder)

3.4 RACON (Radar Beacon)

5. TROUBLESHOOTING

5.1 Easy Troubleshooting

User-level troubleshooting for common radar problems.

5.2 Advanced-level Troubleshooting

Hardware and software issues requiring qualified service personnel.

5.3 Diagnostic Test

Program for testing major circuit boards in the radar unit.