Page
 Safety Instructions
 Table of Contents
 Iii
ARP, TTM
ARP
 Data Transfer
 IN-1
AP-1
SP-1
Declaration of Conformity
 Features
Model Output Range Radar antenna size, type Rotation speed
 Vii
 Viii
NavNet system Model 1824C/1834C/1934C/1944C/1954C/1964C
NavNet system Model 1824C/1834C/1934C/1944C/1954C/1964C
 Single-unit NavNet system GD-1920C
Single-unit NavNet system GD-1920C
 Three-or-more-unit NavNet system Max display units
Two-unit NavNet system
Two-unit NavNet system
Three-or-more-unit NavNet system
 Operating Controls
Display unit controls
Display unit controls
 Radar and plotter displays
Soft keys
Display unit
Operational Overview
 Remote controller
Key
Key Function
 Inserting a Chart Card
 Turning the Unit On/Off
 Display brilliance, panel brilliance
Brilliance adjustment soft keys
Display Brilliance, Panel Brilliance, Hue
Display brilliance and panel brilliance windows
 2 Hue
Hue window
Night Day Twilight
 Display screens
Selecting a Display
Display modes
Screen type and available display screen
 Selecting a display
Display screen selection window
Radar combination screen selection window
 Switching control in combination and overlay screens
To adjust Sounder Plotter
 Selecting image source
Select source menu
Radar source and sounder source windows
 Trackball, Cursor
Cursor, cursor data
 Entering the MOB Mark, Setting MOB as Destination
MOB concept
MOB mark messages
 Rearranging data boxes
Data Boxes
Showing, hiding data boxes with soft key
Temporarily erasing a data box
 Executing a function
Function Default Setting, Key Label
Function Keys
Function keys
 Simulation setup menu
Simulation Display
Radar
 Plotter
Sounder
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 Radar Display
Transmitting, Stand-by
Radar display
 Tuning window
Tuning
Adjusting the Gain
Gain sensitivity window
 Reducing Sea Clutter
How the A/C SEA works
Effect of A/C SEA
 SEA setting window
Adjusting the A/C SEA
Adjusting the A/C Rain
Rain setting window
 Range scales nm, sm
Range Scale
Pulselength
Range scales km
 Signal process soft keys
Presentation Mode
Selecting a presentation mode
Function Indicator on display Soft key label
 Course-up
Description of presentation modes
Head-up
North-up
 Measuring range by range rings
How to measure range to a target with the cursor
Measuring the Range
Measuring range by cursor
 How to measure range with the VRM
Measuring range by VRM
Various VRM operations
 Measuring bearing by EBL
Measuring the Bearing
Measuring bearing by cursor
Various EBL operations
 Rejecting Radar Interference
Erasing the Heading Line, North Marker
Reducing Noise Interference
Radar interference
 Zoom
Zooming radar targets
 Zooming ARP, TTM targets
Zoom
Target no. selection window
 Manual shift
Setting automatic shift maximum speed
Shifting the Picture
Automatic shift
 Using the Offset EBL
Predicting collision course
Predicting collision course with the offset EBL
 Measuring range & bearing between two targets
Measuring range and bearing between two targets
 Sample echo trails
Echo Trails
Trail time
Trail soft keys
 Trail color
Starting echo trails
Trail gradation
Multitone and monotone trails
 Echo trail mode
Trail mode window
Echo Stretch
 Echo Averaging
Effect of echo averaging
 Outputting TLL Data
Target soft keys
 Guard Alarm
Setting a guard alarm zone
How to set a guard alarm zone
 Watchman
When the alarm is violated…
Cancelling the guard alarm
How watchman works
 Watchman time window
Setting watchman stand-by interval
Suppressing Second-trace Echoes
Second-trace echoes
 Waypoint Marker
Waypoint marker
 Usage precautions for ARP
26 ARP, TTM Operation
 Acquiring and tracking targets ARP
ARP setup menu
Activating/deactivating ARP, TTM
ARP Target Info window
 ARP plot symbols
Automatic acquisition
Automatic acquisition area window
 Terminating tracking of selected targets
Displaying target number ARP, TTM
Terminating tracking of ARP targets
Terminating tracking of all targets
 Setting vector attributes ARP
What is a vector?
Vector reference, vector time
 Past position displays
Displaying past position ARP
26.7 ARP, TTM target data
History interval window
 26.8 CPA/TCPA alarm ARP
ARP target data
 Lost target alarm ARP
Canceling a lost target
Lost target mark
 Multiple echoes
Interpreting the Radar Display
False echoes
Sidelobe echoes
 Appearance of Sart signal on the radar display
Sart Search and Rescue Transponder
Shadow sector
 General procedure for detecting Sart response
Appearance of racon signal on the radar display
Racon Radar Beacon
 Full-screen plotter display
Plotter Displays
Full-screen plotter display
Nav data window
 Contents of nav data window
Plotter Operation
 Nav graphic display
Compass 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
 North-up
Auto course-up
Perspective C-map only
Course-up
 Chart card overview
Chart Scale
Chart Cards
Shifting the Display
 Indices and chart enlargement
Sample chart Japan, showing indices
When a chart cannot be displayed
 Plotter display, showing port service display
Navionics charts
Port service icons
Data for aids to navigation
 Object information
Current or tide data
Current data display
Object information window
 Find function
Find window
 Objects window
MAP charts
Cursor and data display
Example of caution area window
 Icon data
Lighthouse icon
Object windows
 Sample lighthouse data
Tide information
Tide window
 Map, port service display
Date window
 Own ship track
Working with Track
Displaying track
Track control menu
 Stopping, restarting plotting of own ship track
Changing track color
Own ship’s track
 Track plotting method
Track plotting method and interval for own ship track
Own ship track color window
Interval window
 Interval windows
Changing own ship track/mark distribution setting
Track plotting interval
Track memory window
 Erase menu
Erasing track
Erasing own ship track by area
Erasing own ship track by color
 Erase track by color window
Marks, Lines
Entering a mark, line
Erasing all own ship track
 Marks & lines menu
Changing mark attributes
Selecting line type
Marks shape window
 Erasing an individual mark
Erasing marks, lines
Lines style window
Erasing an individual line
 Erasing all marks, lines
Waypoints
Entering waypoints
Entering a waypoint at own ship position
 Waypoint window
Waypoint mark shape selection window
Waypoint mark color selection window
 P T
Entering a waypoint by range and bearing
 Alphanumeric and local waypoint lists
Editing waypoint data
Entering a waypoint from the waypoint list
Editing waypoint data from the waypoint list
 Plotter display
Erasing waypoints
Editing a waypoint from the plotter display
Erasing a waypoint directly from the plotter display
 Erasing a waypoint from the menu
Chart details menu
Changing waypoint mark size Navionics Gold
Erasing a waypoint from the waypoint list
 Searching waypoints
Alphanumeric list
 Entering a route with existing waypoints
Routes
Creating routes
Route menu
 New route entry screen
Entering a route with the cursor
Creating voyage-based routes
 Save route menu
Save route window
Displays for entry of time, distance interval
 Connecting routes
Connect route window
 Edit route menu
Inserting waypoints
Inserting a waypoint from the route list
Waypoint list for editing a Route local list
 Removing a waypoint from the route list
Removing waypoints from a route
Inserting a waypoint from the plotter display
Removing a waypoint from the plotter display
 Navigating to a quick point
Navigation
Erasing routes
Selecting quick point entry method
 Navigating to multiple quick points
Navigating to waypoints
Navigating to a single quick point
Selecting a waypoint from the plotter display
 Navigating to ports, port services NavChartTM only
Selecting an external waypoint
QP window
 Port services and sample port list
Select Service
 Plotter display, route selected as destination
Following a route
Selecting the route to follow
Navigating waypoints in reverse order
 Example of when to restart navigation
Restarting navigation
Log display
 Automatic waypoint switching methods
Setting speed for ETA calculation
Switching waypoints
Select speed for ETA window
 Canceling route navigation
Through the menu
On the plotter display
 Plotter alarm menu
Alarms
Audio alarm on/off
Audio alarm window
 Arrival alarm
How the arrival alarm works
Arrival alarm window
 Anchor watch alarm
How the anchor watch alarm works
Anchor watch alarm window
 How the XTE alarm works
XTE Cross-Track Error alarm
Speed alarm
XTE alarm window
 Proximity alarm window
Proximity alarm
Trip alarm
Trip alarm window
 Grounding alarm C-MAP specification
Grounding alarm window
 Alarm information
Plotter alarm menu,
 Alarm messages
Plotter alarm messages and their meanings
Message Meaning
 Resetting Trip Distance
General setup menu,
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 Display mode window
Sounder Displays
Selecting a sounder display
 Indications on the single frequency display
Description of sounder displays
Single-frequency display
Dual-frequency display
 Sounding area and transmission frequency
Marker-zoom display
Marker-zoom display plus normal sounder display
 Bottom-lock display
Bottom-zoom display
Bottom-zoom display plus normal sounder display
Bottom-lock display plus normal sounder display
 Scope display display only
Bottom discrimination display
Bottom discrimination display
Scope display
 How the automatic sounder works
Automatic Sounder Operation
Selecting screen split method in combination displays
Types of automatic sounder modes
 Manual Sounder Operation
How to enable automatic sounder operation
Selecting the manual mode
Selecting display range
 Examples of proper and improper gain
Adjusting the gain
Shifting the range
Gain window
 Reducing Interference
How to measure depth and time
Measuring Depth, Time
Types of interference
 Appearance of clutter
Reducing Low Level Noise
Noise limiter window
Clutter window
 Signal level window
Erasing Weak Echoes
Appearance of weak echoes
 Picture Advance Speed
Color bar 16 color when white marker function is active
White Marker
Advancement independent of ship’s speed
 Advancement synchronized with ship’s speed
Picture advance window
 Display Colors
Hue no. and background and echo colors
Hue No Echo Color Background Color
 Sounder alarm menu
Alarm audio window
 Bottom alarm window
Bottom alarm
Fish alarm
Fish alarm window
 Fish alarm B/L window
Fish alarm B/L
Water temperature alarm
Water temperature alarm window
 Depth Alarm
When an alarm setting is violated
Sounder alarm messages and their meanings
Fish Alarm
 Water Temperature Graph
Changing Pulse Repetition Rate
Saving Sounder Picture to an SD Card
 Bottom echo
Interpreting the Sounder Display
Zero line
Zero line
 Fish school echoes
Fish school echoes
Surface noise/Aeration
Surface noise/aeration
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 Turning AIS Feature On/Off
AIS Option menu
 AIS Display Mode window
Vector mode
AIS Operation
 AIS symbols
AIS Symbols
Setting Number of AIS Targets to Display
Symbol Description
 Activating Targets
Displaying Target Data
AIS target data display
 Lost target
Setting CPA and Tcpa
Lost Target
Confirming a lost target
 Proximity Alarm
CPA window
Tcpa window
 Showing, Hiding AIS Target Tracks
Choosing Vector Time
AIS vector time window
 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
Data Transfer
 Memory card messages
Saving data to a memory card
Memory card messages
Message Reason Remedy
 Playing back data from a memory card
Load data menu
 Uploading or downloading data
Setting communication software on the PC
Uploading, Downloading Data
Upload and download menus
 Waypoint data format
Baud rate window
Waypoint data format
Characters available for comment
 Route data menu
Route comment data format
End of sentence
 Loading Waypoint Data from Yeoman
Mark data format
Mark data format
 Host name window
Receiving Data Via Network Equipment
Receive data menu
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 display setup menu
Radar Setup
Radar display setup
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
Radar range setup menu
Model Maximum Range
 Radar function key menu
Function key setup
Function Key Default Function
Radar function key options
 Radar function keys
Menu Item Function Function Key Label
 Plotter Setup
Plotter setup menu Contents of plotter setup menu
Navigation options
 Plotter function key menu
TRK EML RUL ADD ALP
 Plotter function keys
 Chart Setup
Chart offset
Plotter display, chart offset selected
 Navionics Gold chart attributes
 Chart configuration menu C-MAP
MAP chart attributes
Displaying the Chart Configuration menu
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 soft key
Depth Config menu
Depth Config menu description
 Data box menu
Data Boxes Setup
Setting Setting Range Default Setting
Show from
 Data Boxes Setup
 Hot Page Setup
Hot page setup menu
 Navigator Setup
Hot page setup menu, Split X 3 screen, sub screen selection
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
 TD display setup
Contents of Waas Setup menu
TD setup menu
 Loran C GRI & station pair window
Displaying Loran C TDs
Loran GRI & station pair window
Displaying Decca TDs
 Nav Data Display Setup
Nav data setup screen
 Nav data setup window
Sounder Setup
System setup
Sounder system setup menu
 HF,LF
Sounder system setup menu description
TVG
SM1-SM4, OFF
 Sounder system setup menu description con’t from previous
 Sensor setup menu settings
Sensor setup
Sensor setup menu
Setting range for default Default Setting
 Sounding range, zoom range, bottom lock range
Sounder range setup menu
Default basic ranges
Zoom range and bottom-lock ranges
 Sounder function key menu
Sounder function key options
TLL CLT SLV
 Sounder function keys
 Graphic meter window
Nav Graphic Display Setup
NAV Graphic menu
Depth graph up-date window
 Check point Remedy
Preventive Maintenance
Maintenance program
LCD
 Battery on circuit board
Replacement of Batteries
Replacement of Fuse
Batteries in remote controller
 Replacing the Synchro Belt 1824C only
Trackball Maintenance
Replacing the Magnetron
Radar model and magnetron used
 Radar troubleshooting
Simple Troubleshooting
General troubleshooting
General
 Plotter troubleshooting
Plotter
 Sounder troubleshooting
Sounder
 Diagnostics
Memory I/O test
Memory I/O Test menu
 GPS sensor test Requires GPS Receiver GP-310B/320B
Display unit test
Display unit test results
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
 Clearing Memories
Memory clear menu
Windows for clearing memory
 Error Message Meaning Remedy General
Error Messages
Error messages
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
 Plotter Alarms
Alarm key
Radar Alarms
Sounder Alarms
 Geodetic Chart List
AP-10
 Icons
AP-11
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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