Furuno 1621 Manuals

Furuno 1621 Manuals

Manuals and User Guides for Furuno 1621. We have 2 Furuno 1621 manuals available for free PDF download: Operator's Manual

Furuno 1621 Operator's Manual

Furuno 1621 Operator's Manual (91 pages)

Furuno Marine RADAR User Manual

Brand: Furuno | Category: Marine Radar | Size: 2 MB

Table of Contents

Table of Contents
3
Display Unit View
6
General Safety Information
7
Operating Precautions
8
Features
8
Specifications
9
Environment Conditions
11
Power Supply
11
Compass Safe Distance
11
Equipment List
12
Principle of Operation
13
Operational Overview
15
The Control Panel
16
Turning the Radar on and off
18
Transmitting
19
Stand-By
20
Selecting a Range
21
Adjusting Receiver Sensitivity
21
Adjusting the STC - Reducing Sea Clutter
22
How to Adjust the STC
23
Adjusting Display Brilliance
24
Adjusting Display Tone
24
Erasing the Heading Mark
24
The Menu
25
Measuring Range and Bearing
27
Tips for Measuring Bearing
29
Target on Collision Course with Your Vessel
29
Reducing Interference
30
Rain Clutter
30
Radar Interference
31
Enlarging an Area of Interest - Zoom
32
Shifting the Display
33
Guard Alarm
34
Setting the Guard Zone
34
Selection of Guard Zone Type - Guard in or Guard out
35
Silencing the Audible Alarm
36
Canceling the Guard Zone
36
Notes on the Guard Alarm
36
Simulating Target Movement - Echo Trail
37
Starting Echo Trailing
37
Selecting Echo Trailing Time
37
Adjusting Brilliance of Afterglow
37
Displaying Navigation Data
38
To Turn Navigation Data on and off
38
Magnifying Long Range Echoes - Echo Stretch
39
Watchman
40
Summary of Display Indications
41
Application
43
The Radar Wave and Radar Horizon
44
How the Radar Wave Travels
44
Target Properties and Radar Wave Reflection
45
Range Resolution
46
Bearing Resolution
47
False Echoes
48
Multiple Echoes
48
Side-Lobe Echoes
49
Blind and Shadow Sectors
49
Indirect Echoes
50
Position Fixing with Radar
51
To Fix Your Position by Using Radar Range
51
By Range and Bearing to a Point on Land
52
To Fix Your Position by Using Two Radar Bearings
53
Nautical Chart and Radar Picture
54
Maintenance
55
Electrical Shock Hazard
55
RF Radiation Hazard
55
Routine Maintenance Program
56
Replacing the Fuse
57
Location of Parts
58
Scanner Unit View - Radome Opened
58
Display Unit, Rear View
58
Troubleshooting
59
DU Board (Display Unit) View
62
LCD Panel View
62
PNL Board View
63
Scanner Unit, Inside Views
63
Installation
65
Scanner Unit Installation - Mounting Considerations
66
Fixing Holes
67
Vent Tube
67
Mounting Dimensions of Scanner Platform
68
How to Fasten Radome Base to Platform
68
How to Connect the Signal Cable to the Scanner Unit
69
Proper Position of Radome Gasket
69
Display Unit Installation
70
Display Unit Outline Drawing
71
Connections
72
Navigator Connection
72
Connection Terminal on External Equipment
73
Adjustments
75
Relative Bearing Alignment
75
Heading Marker and Adjustable Sector Markers
76
Sweep Timing
77
Unit of Range Measurement for VRM and Cursor
78
Magnetron Heater Voltage
79
Selecting Mode of Operation - Function
80
List of Outline Drawing and Circuit Diagrams
81
Display Unit Diagram
83
Radar Scanner Unit Diagram
84
Interconnection Diagram
85
Power Supply of du Board Diagram
87
Panel Diagram
88
Scanner Unit Diagram
89
Power Supply of SD Board Diagram
90

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Furuno 1621 Operator's Manual

Furuno 1621 Operator's Manual (49 pages)

Brand: Furuno | Category: Marine Radar | Size: 5 MB

Table of Contents

Safety Instructions
3
Table of Contents
5
Foreword
7
Specifications
8
Standard Supply
10
Installation Materials
10
Equipment Lists
10
Spare Parts
11
Optional Equipment
11
Principle of Operation
12
How Ships Determined Position before Radar
12
How Radar Determines Range
12
Chapter 1 Operation
15
Control Description.1-1
15
Indications and Markers.1-2
16
Turning the Radar On/Off
16
A Quick Start
16
Transmi Tting, Stand
17
LCD Tone and Brilliance.1-3
17
Selecting Range.1-3
17
Receiver Sensitivity.1-3
17
Suppressing Sea Clutter.1-4
18
Suppressing Rain Clutter.1-5
19
Range Rings.1-5
19
Cursor.1-5
19
Heading Marker.1-6
20
Menu Operation.1-6
20
Control Panel Illumination.1-6
20
Measuring the Range.1-7
21
Measuring the Bearing.1-7
21
Shifting the Display.1-8
22
Zoom.1-8
22
Echo Trails.1-8
22
1.20 Guard Alarm Zone
23
Setting a Guard Zone
23
Silencing the Audible Alarm
23
Canceling the Guard Zone and Guard Alarm
24
Interference Rejector.1-10
24
Echo Stretch.1-10
24
Watchman.1-11
25
Turning on Watchman
25
Displaying Navigation Data.1-11
25
Displaying Navigation Data During Stand
26
Echo/Background Scheme.1-12
26
Selecting Ranges to Use.1-12
26
Description of Optional Equipment.1-13
27
Chapter 2 RADAR OBSERVATION
28
Radar Picture, Target Properties and Radar Pulse.2-1
28
Range Resolution.2-1
28
Bearing Resolution.2-2
29
2.4 False Echoes
29
Side-Lobe Echoes
30
Blind and Shadow Sectors
30
Minimum and Maximum Ranges.2-3
30
Locating a Ship or Survival Craft in Distress by SART.2-4
31
Chapter 3 Maintenance & Troubleshooting
33
Maintenance Program
33
Replacing the Fuse
34
Troubleshooting
34
Chapter 4 Installation
35
Antenna Unit Installation
35
Mounting Considerations
35
Display Unit Installation
38
Connection of External Equipment
39
Installation Check
41
Heading Alignment
41
Sweep Timing
42
Unit of Range Measurement for VRM and Cursor
43
Adjustments for Technicians
43
Magnetron Heater Voltage
43
Restoring Default Settings
44

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