Page
 Safety Instructions
 Table of Contents
 ARP, TTM
Iii
ARP
 Data Transfer
 AP-1
SP-1
IN-1
Declaration of Conformity
 Features
Model Output Range Radar antenna size, type Rotation speed
 Vii
 NavNet system Model 1824C/1834C/1934C/1944C/1954C/1964C
Viii
NavNet system Model 1824C/1834C/1934C/1944C/1954C/1964C
 Single-unit NavNet system GD-1920C
Single-unit NavNet system GD-1920C
 Two-unit NavNet system
Two-unit NavNet system
Three-or-more-unit NavNet system Max display units
Three-or-more-unit NavNet system
 Display unit controls
Operating Controls
Display unit controls
 Soft keys
Display unit
Radar and plotter displays
Operational Overview
 Key
Remote controller
Key Function
 Inserting a Chart Card
 Turning the Unit On/Off
 Brilliance adjustment soft keys
Display Brilliance, Panel Brilliance, Hue
Display brilliance, panel brilliance
Display brilliance and panel brilliance windows
 Hue window
2 Hue
Night Day Twilight
 Selecting a Display
Display modes
Display screens
Screen type and available display screen
 Display screen selection window
Selecting a display
Radar combination screen selection window
 Switching control in combination and overlay screens
To adjust Sounder Plotter
 Select source menu
Selecting image source
Radar source and sounder source windows
 Trackball, Cursor
Cursor, cursor data
 MOB concept
Entering the MOB Mark, Setting MOB as Destination
MOB mark messages
 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
 Simulation Display
Simulation setup menu
Radar
 Plotter
Sounder
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 Transmitting, Stand-by
Radar Display
Radar display
 Tuning
Adjusting the Gain
Tuning window
Gain sensitivity window
 How the A/C SEA works
Reducing Sea Clutter
Effect of A/C SEA
 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
 Measuring range by VRM
How to measure range with the VRM
Various VRM operations
 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
 Zoom
Zooming ARP, TTM targets
Target no. selection window
 Setting automatic shift maximum speed
Shifting the Picture
Manual shift
Automatic shift
 Predicting collision course
Using the Offset EBL
Predicting collision course with the offset EBL
 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
 Trail mode window
Echo trail mode
Echo Stretch
 Echo Averaging
Effect of echo averaging
 Outputting TLL Data
Target soft keys
 Setting a guard alarm zone
Guard Alarm
How to set 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 time 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
ARP plot symbols
Automatic acquisition area window
 Displaying target number ARP, TTM
Terminating tracking of ARP targets
Terminating tracking of selected targets
Terminating tracking of all targets
 What is a vector?
Setting vector attributes ARP
Vector reference, vector time
 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
 Canceling a lost target
Lost target alarm ARP
Lost target mark
 Interpreting the Radar Display
False echoes
Multiple echoes
Sidelobe echoes
 Sart Search and Rescue Transponder
Appearance of Sart signal on the radar display
Shadow sector
 Appearance of racon signal on the radar display
General procedure for detecting Sart response
Racon Radar Beacon
 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
 Sample chart Japan, showing indices
Indices and chart enlargement
When a chart cannot be displayed
 Navionics 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
 Lighthouse icon
Icon data
Object windows
 Tide information
Sample lighthouse data
Tide window
 Map, port service display
Date window
 Working with Track
Displaying track
Own ship track
Track control menu
 Changing track color
Stopping, restarting plotting of own ship track
Own ship’s track
 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 shape selection window
Waypoint window
Waypoint mark color selection window
 P T
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
 Chart details menu
Changing waypoint mark size Navionics Gold
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
 Entering a route with the cursor
New route entry screen
Creating voyage-based routes
 Save route window
Save route menu
Displays for entry of time, distance interval
 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
 Selecting an external waypoint
Navigating to ports, port services NavChartTM only
QP window
 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
 Restarting navigation
Example of when to restart navigation
Log display
 Setting speed for ETA calculation
Switching waypoints
Automatic waypoint switching methods
Select speed for ETA window
 Through the menu
Canceling route navigation
On the plotter display
 Alarms
Audio alarm on/off
Plotter alarm menu
Audio alarm window
 How the arrival alarm works
Arrival alarm
Arrival alarm window
 How the anchor watch alarm works
Anchor watch alarm
Anchor watch alarm window
 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,
 Plotter alarm messages and their meanings
Alarm messages
Message Meaning
 Resetting Trip Distance
General setup menu,
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 Sounder Displays
Display mode window
Selecting a sounder display
 Description of sounder displays
Single-frequency display
Indications on the single frequency display
Dual-frequency display
 Marker-zoom display
Sounding area and transmission frequency
Marker-zoom display plus normal sounder 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
 Erasing Weak Echoes
Signal level window
Appearance of weak echoes
 Color bar 16 color when white marker function is active
White Marker
Picture Advance Speed
Advancement independent of ship’s speed
 Advancement synchronized with ship’s speed
Picture advance window
 Hue no. and background and echo colors
Display Colors
Hue No Echo Color Background Color
 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
Depth Alarm
Fish Alarm
 Changing Pulse Repetition Rate
Water Temperature Graph
Saving Sounder Picture to an SD Card
 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
 Vector mode
AIS Display Mode window
AIS Operation
 AIS Symbols
Setting Number of AIS Targets to Display
AIS symbols
Symbol Description
 Displaying Target Data
Activating Targets
AIS target data display
 Setting CPA and Tcpa
Lost Target
Lost target
Confirming a lost target
 CPA window
Proximity Alarm
Tcpa window
 Choosing Vector Time
Showing, Hiding AIS Target Tracks
AIS vector time window
 Displaying Past Positions of AIS Targets
AIS past position displays
 Deleting all data other than chart data from memory cards
Memory Card Operations
Save data menu
Data Transfer
 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
 Setting communication software on the PC
Uploading, Downloading Data
Uploading or downloading data
Upload and download menus
 Baud rate window
Waypoint data format
Waypoint data format
Characters available for comment
 Route comment data format
Route data menu
End of sentence
 Mark data format
Loading Waypoint Data from Yeoman
Mark data format
 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
 Contents of general setup menu con’t from previous
 Radar Setup
Radar display setup
Radar display setup menu
AIS Option
 Contents of radar display setup menu
Con’t on next
 Contents of radar display setup menu con’t from previous
 Radar range setup menu
Radar range setup
Model Maximum Range
 Function key setup
Function Key Default Function
Radar function key menu
Radar function key options
 Radar function keys
Menu Item Function Function Key Label
 Plotter setup menu Contents of plotter setup menu
Plotter Setup
Navigation options
 Plotter function key menu
TRK EML RUL ADD ALP
 Plotter function keys
 Chart offset
Chart Setup
Plotter display, chart offset selected
 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
Object Content Settings Description
 Chart Configuration menu description con’t from previous
Object Content Setting Description
 Normal or U.ZOOM or O.ZOOM
 Depth Config menu
Depth Config soft key
Depth Config menu description
 Data Boxes Setup
Setting Setting Range Default Setting
Data box menu
Show from
 Data Boxes Setup
 Hot Page Setup
Hot page setup menu
 Hot page setup menu, Split X 3 screen, sub screen selection
Navigator Setup
Navigation data source
 Contents of nav setup menu
 GPS receiver setup Set equipped with GP-310B/320B
GPS setup menu Contents of GPS setup menu
 Contents of GPS setup menu con’t on previous
 GPS Status
 Contents of Waas Setup menu
TD display setup
TD 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
TVG
HF,LF
SM1-SM4, OFF
 Sounder system setup menu description con’t from previous
 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 options
Sounder function key menu
TLL CLT SLV
 Sounder function keys
 Nav Graphic Display Setup
NAV Graphic menu
Graphic meter window
Depth graph up-date window
 Preventive Maintenance
Maintenance program
Check point Remedy
LCD
 Replacement of Batteries
Replacement of Fuse
Battery on circuit board
Batteries in remote controller
 Trackball Maintenance
Replacing the Magnetron
Replacing the Synchro Belt 1824C only
Radar model and magnetron used
 Simple Troubleshooting
General troubleshooting
Radar troubleshooting
General
 Plotter troubleshooting
Plotter
 Sounder troubleshooting
Sounder
 Memory I/O test
Diagnostics
Memory I/O Test menu
 Display unit test
Display unit test results
GPS sensor test Requires GPS Receiver GP-310B/320B
GPS receiver test results
 Network sounder test results
ARP test results
 Test pattern
Test pattern sequence
 Keyboard, remote controller test
Screen for testing keyboard, remote controller
 GPS Status Display
GPS status display
 Memory clear menu
Clearing Memories
Windows for clearing memory
 Error Messages
Error messages
Error Message Meaning Remedy General
Heading Data Missing
 Menu Overview
AP-1
 AP-2
Appendix
 Setup
AP-3
 NAV Graphic Display Setup
AP-4
 AP-5
Plotter
 Depth Config soft key
AP-6
 AP-7
 AP-8
Zoom Marker ON, OFF HUE 1-9
 Alarm key
Radar Alarms
Plotter Alarms
Sounder Alarms
 Geodetic Chart List
AP-10
 AP-11
Icons
Icon Meaning
 AP-12
 Specifications of Marine Radar
Model 18x4C/19x4C Series
 Transceiver Module
 Display Unit
 Plotter Function
 Environmental Condition
 Specifications of Video Plotter GD-1920C
 Index
IN-1
 IN-2
Index
 IN-3
Messages
 TD setup
IN-4
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