Page
How to discard this product How to discard a used battery
General
European Union
USA
Safety Instructions
Table of Contents
Plotter Operation
10.4
AIS Operation
MAINTENANCE, Troubleshooting
Vii
Model Output Range Radar antenna size, type Rotation speed
Features
Viii
Foreword
System Configurations
Single-unit NavNet system GD-1920C-BB
Single-unit NavNet system GD-1920C-BB
Xii
Two-unit NavNet system
Two-unit NavNet system
Three-or-more-unit NavNet system Max units
Operating Controls
Control unit
Soft keys
Radar and plotter displays
Inserting a Chart Card
Processor unit
Turning the Unit On/Off
Adjusting Hue, Panel Illumination
Brilliance adjustment soft keys
Hue window
Night Day Twilight
Panel brilliance setting window
Selecting a Display
Display modes
Display screens
Radar combination screen selection window
Selecting a display
Display screen selection window
Switching control in combination and overlay screens
To adjust plotter
Radar source and sounder source windows
Selecting image source
Select source menu
Trackball, Cursor
Cursor, cursor data
MOB mark messages
Entering the MOB Mark, Setting MOB as Destination
MOB concept
Data Boxes
Showing, hiding data boxes with soft key
Rearranging data boxes
Temporarily erasing a data box
Function Default Setting, Key Label
Function Keys
Executing a function
Function keys
Radar
Simulation setup menu
Simulation Display
Plotter
Sounder
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Radar display
Radar Display
Transmitting, Stand-by
Tuning
Adjusting the Gain
Tuning window
Gain sensitivity window
Effect of A/C SEA
Reducing Sea Clutter
How the A/C SEA works
Adjusting the A/C SEA
Adjusting the A/C Rain
SEA setting window
Rain setting window
Range Scale
Pulselength
Range scales nm, sm
Range scales km
Presentation Mode
Selecting a presentation mode
Signal process soft keys
Function Indicator on display Soft key label
Description of presentation modes
Head-up
Course-up
North-up
How to measure range to a target with the cursor
Measuring the Range
Measuring range by range rings
Measuring range by cursor
Various VRM operations
How to measure range with the VRM
Measuring range by VRM
Measuring the Bearing
Measuring bearing by cursor
Measuring bearing by EBL
Various EBL operations
Erasing the Heading Line, North Marker
Reducing Noise Interference
Rejecting Radar Interference
Radar interference
Zoom
Zooming radar targets
Target no. selection window
Zooming ARP, TTM targets
Zoom
Setting automatic shift maximum speed
Shifting the Picture
Manual shift
Automatic shift
Predicting collision course with the offset EBL
Using the Offset EBL
Predicting collision course
Measuring range & bearing between two targets
Measuring range and bearing between two targets
Echo Trails
Trail time
Sample echo trails
Trail soft keys
Starting echo trails
Trail gradation
Trail color
Multitone and monotone trails
Echo Stretch
Echo trail mode
Trail mode window
Echo Averaging
Effect of echo averaging
Outputting TLL Data
Target soft keys
How to set a guard alarm zone
Guard Alarm
Setting a guard alarm zone
When the alarm is violated…
Cancelling the guard alarm
Watchman
How watchman works
Setting watchman stand-by interval
Suppressing Second-trace Echoes
Watchman window
Second-trace echoes
Waypoint Marker
Waypoint marker
Usage precautions for ARP
26 ARP, TTM Operation
ARP setup menu
Activating/deactivating ARP, TTM
Acquiring and tracking targets ARP
ARP target info window
Automatic acquisition area window
ARP plot symbols
Automatic acquisition
Displaying target number ARP, TTM
Terminating tracking of ARP targets
Terminating tracking of selected targets
Terminating tracking of all targets
Vector reference, vector time
Setting vector attributes ARP
What is a vector?
Displaying past position ARP
26.7 ARP, TTM target data
Past position displays
History interval window
26.8 CPA/TCPA alarm ARP
ARP target data
Lost target alarm ARP
Canceling a lost target
Lost target mark
CPA distance
Interpreting the Radar Display
False echoes
Multiple echoes
Sidelobe echoes
Shadow sector
Appearance of Sart signal on the radar display
Sart Search and Rescue Transponder
Racon Radar Beacon
General procedure for detecting Sart response
Appearance of racon signal on the radar display
Plotter Displays
Full-screen plotter display
Full-screen plotter display
Nav data window
Contents of nav data window
Plotter Operation
Compass display
Nav graphic display
Compass display
Reading the XTE cross-track error monitor
XTE range setting window
Anemometer display
Anemometer display
Highway display
Highway display
Nav data display
Nav data displays
Auto course-up
Perspective C-map only
North-up
Course-up
Chart Scale
Chart Cards
Chart card overview
Shifting the Display
When a chart cannot be displayed
Indices and chart enlargement
Sample chart Japan, showing indices
Navionics Gold charts
Port service icons
Plotter display, showing port service display
Data for aids to navigation
Current or tide data
Current data display
Object information
Object information window
Find function
Find window
MAP charts
Cursor and data display
Objects window
Example of caution area window
Object windows
Icon data
Lighthouse icon
Tide window
Sample lighthouse data
Tide information
Find function
Map, port service display
Date window
Working with Track
Displaying track
Own ship track
Track control menu
Own ship’s track
Stopping, restarting plotting of own ship track
Changing track color
Track plotting method and interval for own ship track
Own ship track color window
Track plotting method
Interval window
Changing own ship track/mark distribution setting
Track plotting interval
Interval windows
Track memory window
Erasing track
Erasing own ship track by area
Erase menu
Erasing own ship track by color
Marks, Lines
Entering a mark, line
Erase track by color window
Erasing all own ship track
Changing mark attributes
Selecting line type
Marks & lines menu
Marks shape window
Erasing marks, lines
Lines style window
Erasing an individual mark
Erasing an individual line
Waypoints
Entering waypoints
Erasing all marks, lines
Entering a waypoint at own ship position
Waypoint mark color selection window
Waypoint window
Waypoint mark shape selection window
Entering a waypoint by range and bearing
Editing waypoint data
Entering a waypoint from the waypoint list
Alphanumeric and local waypoint lists
Editing waypoint data from the waypoint list
Erasing waypoints
Editing a waypoint from the plotter display
Plotter display
Erasing a waypoint directly from the plotter display
Changing waypoint mark size Navionics Gold charts
Chart configuration menu
Erasing a waypoint from the menu
Erasing a waypoint from the waypoint list
Searching waypoints
Alphanumeric list
Routes
Creating routes
Entering a route with existing waypoints
Route menu
Creating voyage-based routes
New route entry screen
Entering a route with the cursor
Displays for entry of time, distance interval
Save route menu
Save route window
Connecting routes
Connect route window
Inserting waypoints
Inserting a waypoint from the route list
Edit route menu
Waypoint list for editing a Route local list
Removing waypoints from a route
Inserting a waypoint from the plotter display
Removing a waypoint from the route list
Removing a waypoint from the plotter display
Navigation
Erasing routes
Navigating to a quick point
Selecting quick point entry method
Navigating to waypoints
Navigating to a single quick point
Navigating to multiple quick points
Selecting a waypoint from the plotter display
QP window
Navigating to ports, port services NavChartTM only
Selecting an external waypoint
Port services and sample port list
Select Service
Following a route
Selecting the route to follow
Plotter display, route selected as destination
Navigating waypoints in reverse order
Log display
Example of when to restart navigation
Restarting navigation
Setting speed for ETA calculation
Switching waypoints
Automatic waypoint switching methods
Select speed for ETA window
On the plotter display
Canceling route navigation
Through the menu
Alarms
Audio alarm on/off
Plotter alarm menu
Audio alarm window
Arrival alarm window
Arrival alarm
How the arrival alarm works
Anchor watch alarm window
Anchor watch alarm
How the anchor watch alarm works
XTE Cross-Track Error alarm
Speed alarm
How the XTE alarm works
XTE alarm window
Proximity alarm
Trip alarm
Proximity alarm window
Trip alarm window
Grounding alarm C-MAP specification
Grounding alarm window
Alarm information
Plotter alarm menu,
Message Meaning
Alarm messages
Plotter alarm messages and their meanings
Resetting Trip Distance
General setup menu,
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Selecting a sounder display
Display mode window
Sounder Displays
Description of sounder displays
Single-frequency display
Indications on the single frequency display
Dual-frequency display
Marker-zoom display plus normal sounder display
Sounding area and transmission frequency
Marker-zoom display
Bottom-zoom display
Bottom-zoom display plus normal sounder display
Bottom-lock display
Bottom-lock display plus normal sounder display
Bottom discrimination display
Bottom discrimination display
Scope display display only
Scope display
Automatic Sounder Operation
Selecting screen split method in combination displays
How the automatic sounder works
Types of automatic sounder modes
How to enable automatic sounder operation
Selecting the manual mode
Manual Sounder Operation
Selecting display range
Adjusting the gain
Shifting the range
Examples of proper and improper gain
Gain window
How to measure depth and time
Measuring Depth, Time
Reducing Interference
Types of interference
Reducing Low Level Noise
Noise limiter window
Appearance of clutter
Clutter window
Appearance of weak echoes
Signal level window
Erasing Weak Echoes
Color bar 16 color when white marker function is active
White Marker
Picture Advance Speed
Advancement independent of ship’s speed
Picture advance window
How the speed-dependent picture advance mode works
Advancement synchronized with ship’s speed
Hue No Echo Color Background Color
Display Colors
Hue no. and background and echo colors
Sounder alarm menu
Alarm audio window
Bottom alarm
Fish alarm
Bottom alarm window
Fish alarm window
Fish alarm B/L
Water temperature alarm
Fish alarm B/L window
Water temperature alarm window
When an alarm setting is violated
Sounder alarm messages and their meanings
Saving Sounder Picture to an SD Card
Water Temperature Graph
Changing Pulse Repetition Rate
Interpreting the Sounder Display
Zero line
Bottom echo
Zero line
Fish school echoes
Surface noise/Aeration
Fish school echoes
Surface noise/aeration
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Turning AIS Feature On/Off
AIS Option menu
AIS Display Mode window
Vector mode
AIS Symbols
Setting Number of AIS Targets to Display
AIS symbols
Symbol Description
Activating Targets
Displaying Target Data
Plotter display Press the Enter knob
Activated target selected for data display
Setting CPA and Tcpa
Lost Target
Lost target
Confirming a lost target
Tcpa window
Proximity Alarm
CPA window
AIS vector time window
Showing, Hiding AIS Target Tracks
Choosing Vector Time
Displaying Past Positions of AIS Targets
AIS past position displays
Save data menu
Deleting all data other than chart data from memory cards
Memory Card Operations
Saving data to a memory card
Memory card messages
Memory card messages
Message Reason Remedy
Playing back data from a memory card
Load data menu
Receiving Data Via Network Equipment
Receive data menu
Host name window
Marks & lines window
Outputting Data Through the Network
Select sentence menu
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General Setup
General setup menu
Contents of general setup menu
Con’t on next
Contents of general setup menu con’t from previous
Radar display setup menu
Radar Setup
Radar display setup
Contents of radar display setup menu
Contents of radar display setup menu con’t from previous
Model Maximum Range
Radar range setup
Radar range setup menu
Function key setup
Function Key Default Function
Radar function key menu
Radar function key options
Radar function keys
Menu Item Function Function Key Label
Navigation options
Plotter Setup
Plotter setup menu Contents of plotter setup menu
Plotter function key menu
Key
Plotter function keys
Plotter display, chart offset selected
Chart Setup
Chart offset
Navionics Gold chart attributes
MAP chart attributes
Displaying the Chart Configuration menu
Chart configuration menu C-MAP
Contour Line Soft key
Chart Configuration menu description
Chart Configuration menu description
Chart Configuration menu description con’t from previous
Object Content Setting Description
Safety Status Indication
Normal or U.ZOOM or O.ZOOM
Depth Config soft key
Depth Config menu
Depth Config menu description
Setting Description
Setting Description Default Setting
Setting Setting Range Default Setting
Data Boxes Setup
Data box menu
Hot Page Setup
Hot page setup menu
Navigation data source
Navigator Setup
Hot page setup menu, Split X 3 screen, sub screen selection
Contents of nav setup menu
Furuno BB GPS receiver setup
GPS setup menu Contents of GPS setup menu
Contents of GPS setup menu con’t on previous
GPS Status
TD setup menu
TD display setup
Contents of Waas Setup menu
Displaying Loran C TDs
Loran GRI & station pair window
Loran C GRI & station pair window
Displaying Decca TDs
Nav Data Display Setup
Nav data setup screen
Sounder Setup
System setup
Nav data setup window
Sounder system setup menu
Sounder system setup menu description
HF,LF
Sounder system setup menu description con’t from previous
STC HF, LF
Sensor setup
Sensor setup menu
Sensor setup menu settings
Setting range for default Default Setting
Sounder range setup menu
Default basic ranges
Sounding range, zoom range, bottom lock range
Zoom range and bottom-lock ranges
Sounder function key menu
Sounder function key options
Sounder function keys
Nav Graphic Display Setup
NAV Graphic menu
Graphic meter window
Depth graph up-date window
Check point Remedy
Preventive Maintenance
Maintenance program
Battery on circuit board
Replacement of Batteries
Replacement of Fuse
Trackball Maintenance
Replacing the Magnetron
Replacing the Synchro Belt 1824C-BB only
Radar model and magnetron used
Simple Troubleshooting
General troubleshooting
Radar troubleshooting
Radar
If…
Plotter troubleshooting
Plotter
Sounder troubleshooting
Sounder
Memory I/O Test menu
Diagnostics
Memory I/O test
Processor unit test
Processor unit test results
GPS sensor test Requires a Furuno BB GPS receiver
GPS receiver test results
Network sounder test results
ARP test results
Test pattern
Test pattern sequence
Screen for testing keyboard
Keyboard test
About the GPS status display
GPS Status Display
GPS status display
Windows for clearing memory
Clearing Memories
Memory clear menu
Error Message Meaning Remedy General
Error Messages
Error messages
Menu Overview
AP-1
AP-2
Appendix
Setup
AP-3
NAV Graphic Display Setup
AP-4
AP-5
PURPLE, BLUE, White Interval TIME, Distance
AP-6
MAP
AP-7
AP-8
Zoom Marker ON, OFF HUE
Alarm key
Radar Alarms
Plotter Alarms
Sounder Alarms
Geodetic Chart List
AP-10
Icon Meaning
Icons
AP-11
AP-12
Specifications of Marine Radar
Model 18x4C-BB/19x4C-BB Series
Page
Transceiver Module
Plotter Function
Coating Color
Specifications of Video Plotter GD-1920C-BB
Index
IN-1
IN-2
Index
IN-3
Messages
Proximity alarm
IN-4
IN-5
Trackball
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