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Manuals
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Furuno Manuals
Marine Radar
1940
Operator's manual
Furuno 1940 Operator's Manual
Furuno marine radar user manual
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Table Of Contents
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Contents
Features
Specifications
Environment Condition
Power Supply and Power Consumption
Compass Safe Distance
Equipment List
Installation Materials
Accessories
Spare Parts
Option
Principle of Operation
Installation
Scanner Unit Siting Considerations
Scanner Housing Mounting
Connections to Scanner Unit
Fabrication of Multicode Cable (Scanner Side)
Final Preparation
Assembling of Scanner Housing
Slot Pin Insertion
Antenna Radiator Mounting
Internal Wirings
Display Unit Installation
Antenna Connection
Power Connection
Ground Connection
Gyrocompass Connection
External Navigational Receiver Connection
Checking the Installation
Fuse Exchange for 24/32DVC Power Supplies
Initial Procedures
Relative Bearing Alignment
Sweep Timing Adjustment
Preset Gain Adjustment
Tuning and Tuning Indicator Sensitivity Adjustment
Panel Illumination Adjustment
A/C Sea Adjustment
Magnetron Heater Voltage Adjustment
Measurement of Blind Shadow Sectors
Appearance of a Shadow Sector
Shadows Caused by Objects
Potentiometer Compartment View
Display Unit with VR Panel Removed
Scanner Unit View
Operational Overview
The Front Panel
The Rear Panel
Turning the Unit on and off
Setting up
Location of Display Screen Indicators
Range Selection
Setting the Gain Control
Adjusting the A/C SEA Control
Measuring Range and Bearing
Adjusting the Brightness of the CRT
Tune Control Adjustment
Range Measuring
Bearing Measurement
Reducing or Eliminating Interference
Precipitation Interference
Radar Interference
Better Distinction of Echoes
Setting/Deleting the Alarm
Procedure
Shifting the Display
Plotting
Collision Course?
Displaying Nav Data
Location of "JMP4"
Application
Factors Affecting Minimum/Maximum Range
Sea Return
Vertical Beamwidth
Radar Horizon
Interpreting the Display
Land Targets
Target Properties
Ship Targets
Echo Size
Beamwidth Vs. Target Appearance
False Echoes
Multiple Echoes
Side-Lobe Echoes
Blind and Shadow Sectors
Radar Picture and Corresponding Chart
Indirect Echoes
Position Fixing with Radar
Collision Avoidance
Assessing the Risk
Aids to Navigation
Radar Beacons
Racon
Ramark
Maintenance
Scanner Unit Care
Display Unit Care
Fuse Replacement
Troubleshooting
Nothing Appears on Screen
Low Sensitivity
Sweep Not Rotating
Warning against High Tension
Nothing Appears on CRT
Scanner Does Not Rotate or Rotates too Fast/Slow
Picture Synchronization Is Abnormal
Checking the Magnetron (Measuring the Magnetron Current)
Noise Appears but no Echo
Best Tuning Is Not Obtained at MID-Travel of Tune Control
Display Unit Top View
Electrical Diagram
Dimensions Diagram
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