Manuals / Furuno / Marine Equipment / Marine RADAR

Furuno GD-1920C-BB Alarm messages, Plotter alarm messages and their meanings, Message Meaning

Models: GD-1920C-BB 1934C-BB 1834C-BB 1824C-BB 1954C-BB 1944C-BB 1964C-BB

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3. PLOTTER OPERATION

Alarm messages

The table below shows the plotter alarm messages and their meanings.

Plotter alarm messages and their meanings.

	Message	Meaning
	ARRIVED AT WAYPOINT XXX! (XXX = waypoint name)	Arrival alarm violated.
	ENTERED INTO AVOIDANCE AREA!	Proximity alarm violated.
	EXCEEDED ANCHOR WATCH LIMIT!	Anchor watch alarm violated.
	EXCEEDED XTE LIMIT!	XTE alarm violated.
	SPEED ALARM!	Speed alarm violated.
	TEMPERATURE ALARM!	Water temperature alarm violated.
	TRIP ALARM! MILEAGE EXCEEDED	Trip alarm violated.
	GROUNDING ALARM	Grounding alarm (C=MAP
		specification) violated. See next
		paragraph.
	GUARDIAN ALARM (DEPTH AREA)	Depth area (C=MAP specification)
	GUARDIAN ALARM (DEPTH AREA)	violated. See next paragraph.
		violated. See next paragraph.
	GUARDIAN ALARM (LAND AREA)	Land area (C=MAP specification)
	GUARDIAN ALARM (LAND AREA)	violated. See next paragraph.
		violated. See next paragraph.
	GUARDIAN ALARM (INTERTIDAL AREA)	Intertidal area (C=MAP specification)
	GUARDIAN ALARM (INTERTIDAL AREA)	violated. See next paragraph.
		violated. See next paragraph.
	GUARDIAN ALARM (ROCK)	Rock alarm (C=MAP specification)
	GUARDIAN ALARM (ROCK)	violated. See next paragraph.
		violated. See next paragraph.
		Shoreline construct (C=MAP
	GUARDIAN ALARM (SHORELINE CONSTRUCT)	specification) violated. See next
		paragraph.
	GUARDIAN ALARM (OBSTRUCTION)	Obstruction (C=MAP specification)
	GUARDIAN ALARM (OBSTRUCTION)	violated. See next paragraph.
		violated. See next paragraph.
	GUARDIAN ALARM (NO DATA AVAILABLE)	No data alarm (C=MAP specification)
	GUARDIAN ALARM (NO DATA AVAILABLE)	violated. See next paragraph.
		violated. See next paragraph.

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Furuno GD-1920C-BB, 1954C-BB, 1964C-BB, 1944C-BB Alarm messages, Plotter alarm messages and their meanings, Message Meaning

Contents

Page USA How to discard this product How to discard a used batteryGeneral European Union Safety Instructions Table of Contents Plotter Operation 10.4 AIS Operation Vii MAINTENANCE, Troubleshooting Model Output Range Radar antenna size, type Rotation speed FeaturesViii Foreword System Configurations Single-unit NavNet system GD-1920C-BB Single-unit NavNet system GD-1920C-BB Three-or-more-unit NavNet system Max units XiiTwo-unit NavNet system Two-unit NavNet system Control unit Operating Controls Radar and plotter displays Soft keys Processor unit Inserting a Chart Card Turning the Unit On/Off Night Day Twilight Adjusting Hue, Panel IlluminationBrilliance adjustment soft keys Hue window Display screens Panel brilliance setting windowSelecting a Display Display modes Radar combination screen selection window Selecting a displayDisplay screen selection window To adjust plotter Switching control in combination and overlay screens Radar source and sounder source windows Selecting image sourceSelect source menu Cursor, cursor data Trackball, Cursor MOB mark messages Entering the MOB Mark, Setting MOB as DestinationMOB concept Temporarily erasing a data box Data BoxesShowing, hiding data boxes with soft key Rearranging data boxes Function keys Function Default Setting, Key LabelFunction Keys Executing a function Radar Simulation setup menuSimulation Display Sounder Plotter This page intentionally left blank Radar display Radar DisplayTransmitting, Stand-by Gain sensitivity window TuningAdjusting the Gain Tuning window Effect of A/C SEA Reducing Sea ClutterHow the A/C SEA works Rain setting window Adjusting the A/C SEAAdjusting the A/C Rain SEA setting window Range scales km Range ScalePulselength Range scales nm, sm Function Indicator on display Soft key label Presentation ModeSelecting a presentation mode Signal process soft keys North-up Description of presentation modesHead-up Course-up Measuring range by cursor How to measure range to a target with the cursorMeasuring the Range Measuring range by range rings Various VRM operations How to measure range with the VRMMeasuring range by VRM Various EBL operations Measuring the BearingMeasuring bearing by cursor Measuring bearing by EBL Radar interference Erasing the Heading Line, North MarkerReducing Noise Interference Rejecting Radar Interference Zooming radar targets Zoom Target no. selection window Zooming ARP, TTM targetsZoom Automatic shift Setting automatic shift maximum speedShifting the Picture Manual shift Predicting collision course with the offset EBL Using the Offset EBLPredicting collision course Measuring range and bearing between two targets Measuring range & bearing between two targets Trail soft keys Echo TrailsTrail time Sample echo trails Multitone and monotone trails Starting echo trailsTrail gradation Trail color Echo Stretch Echo trail modeTrail mode window Effect of echo averaging Echo Averaging Target soft keys Outputting TLL Data How to set a guard alarm zone Guard AlarmSetting a guard alarm zone How watchman works When the alarm is violated…Cancelling the guard alarm Watchman Second-trace echoes Setting watchman stand-by intervalSuppressing Second-trace Echoes Watchman window Waypoint marker Waypoint Marker 26 ARP, TTM Operation Usage precautions for ARP ARP target info window ARP setup menuActivating/deactivating ARP, TTM Acquiring and tracking targets ARP Automatic acquisition area window ARP plot symbolsAutomatic acquisition Terminating tracking of all targets Displaying target number ARP, TTMTerminating tracking of ARP targets Terminating tracking of selected targets Vector reference, vector time Setting vector attributes ARPWhat is a vector? History interval window Displaying past position ARP26.7 ARP, TTM target data Past position displays ARP target data 26.8 CPA/TCPA alarm ARP CPA distance Lost target alarm ARPCanceling a lost target Lost target mark Sidelobe echoes Interpreting the Radar DisplayFalse echoes Multiple echoes Shadow sector Appearance of Sart signal on the radar displaySart Search and Rescue Transponder Racon Radar Beacon General procedure for detecting Sart responseAppearance of racon signal on the radar display Nav data window Plotter DisplaysFull-screen plotter display Full-screen plotter display Plotter Operation Contents of nav data window Compass display Nav graphic displayCompass display XTE range setting window Reading the XTE cross-track error monitor Anemometer display Anemometer display Highway display Highway display Nav data displays Nav data display Course-up Auto course-upPerspective C-map only North-up Shifting the Display Chart ScaleChart Cards Chart card overview When a chart cannot be displayed Indices and chart enlargementSample chart Japan, showing indices Data for aids to navigation Navionics Gold chartsPort service icons Plotter display, showing port service display Object information window Current or tide dataCurrent data display Object information Find window Find function Example of caution area window MAP chartsCursor and data display Objects window Object windows Icon dataLighthouse icon Tide window Sample lighthouse dataTide information Find function Map, port service displayDate window Track control menu Working with TrackDisplaying track Own ship track Own ship’s track Stopping, restarting plotting of own ship trackChanging track color Interval window Track plotting method and interval for own ship trackOwn ship track color window Track plotting method Track memory window Changing own ship track/mark distribution settingTrack plotting interval Interval windows Erasing own ship track by color Erasing trackErasing own ship track by area Erase menu Erasing all own ship track Marks, LinesEntering a mark, line Erase track by color window Marks shape window Changing mark attributesSelecting line type Marks & lines menu Erasing an individual line Erasing marks, linesLines style window Erasing an individual mark Entering a waypoint at own ship position WaypointsEntering waypoints Erasing all marks, lines Waypoint mark color selection window Waypoint windowWaypoint mark shape selection window Entering a waypoint by range and bearing Editing waypoint data from the waypoint list Editing waypoint dataEntering a waypoint from the waypoint list Alphanumeric and local waypoint lists Erasing a waypoint directly from the plotter display Erasing waypointsEditing a waypoint from the plotter display Plotter display Erasing a waypoint from the waypoint list Changing waypoint mark size Navionics Gold chartsChart configuration menu Erasing a waypoint from the menu Alphanumeric list Searching waypoints Route menu RoutesCreating routes Entering a route with existing waypoints Creating voyage-based routes New route entry screenEntering a route with the cursor Displays for entry of time, distance interval Save route menuSave route window Connect route window Connecting routes Waypoint list for editing a Route local list Inserting waypointsInserting a waypoint from the route list Edit route menu Removing a waypoint from the plotter display Removing waypoints from a routeInserting a waypoint from the plotter display Removing a waypoint from the route list Selecting quick point entry method NavigationErasing routes Navigating to a quick point Selecting a waypoint from the plotter display Navigating to waypointsNavigating to a single quick point Navigating to multiple quick points QP window Navigating to ports, port services NavChartTM onlySelecting an external waypoint Select Service Port services and sample port list Navigating waypoints in reverse order Following a routeSelecting the route to follow Plotter display, route selected as destination Log display Example of when to restart navigationRestarting navigation Select speed for ETA window Setting speed for ETA calculationSwitching waypoints Automatic waypoint switching methods On the plotter display Canceling route navigationThrough the menu Audio alarm window AlarmsAudio alarm on/off Plotter alarm menu Arrival alarm window Arrival alarmHow the arrival alarm works Anchor watch alarm window Anchor watch alarmHow the anchor watch alarm works XTE alarm window XTE Cross-Track Error alarmSpeed alarm How the XTE alarm works Trip alarm window Proximity alarmTrip alarm Proximity alarm window Grounding alarm window Grounding alarm C-MAP specification Plotter alarm menu, Alarm information Message Meaning Alarm messagesPlotter alarm messages and their meanings General setup menu, Resetting Trip Distance This page intentionally left blank Selecting a sounder display Display mode windowSounder Displays Dual-frequency display Description of sounder displaysSingle-frequency display Indications on the single frequency display Marker-zoom display plus normal sounder display Sounding area and transmission frequencyMarker-zoom display Bottom-lock display plus normal sounder display Bottom-zoom displayBottom-zoom display plus normal sounder display Bottom-lock display Scope display Bottom discrimination displayBottom discrimination display Scope display display only Types of automatic sounder modes Automatic Sounder OperationSelecting screen split method in combination displays How the automatic sounder works Selecting display range How to enable automatic sounder operationSelecting the manual mode Manual Sounder Operation Gain window Adjusting the gainShifting the range Examples of proper and improper gain Types of interference How to measure depth and timeMeasuring Depth, Time Reducing Interference Clutter window Reducing Low Level NoiseNoise limiter window Appearance of clutter Appearance of weak echoes Signal level windowErasing Weak Echoes Advancement independent of ship’s speed Color bar 16 color when white marker function is activeWhite Marker Picture Advance Speed Picture advance window How the speed-dependent picture advance mode worksAdvancement synchronized with ship’s speed Hue No Echo Color Background Color Display ColorsHue no. and background and echo colors Alarm audio window Sounder alarm menu Fish alarm window Bottom alarmFish alarm Bottom alarm window Water temperature alarm window Fish alarm B/LWater temperature alarm Fish alarm B/L window Sounder alarm messages and their meanings When an alarm setting is violated Saving Sounder Picture to an SD Card Water Temperature GraphChanging Pulse Repetition Rate Zero line Interpreting the Sounder DisplayZero line Bottom echo Surface noise/aeration Fish school echoesSurface noise/Aeration Fish school echoes This page intentionally left blank AIS Option menu Turning AIS Feature On/Off Vector mode AIS Display Mode window Symbol Description AIS SymbolsSetting Number of AIS Targets to Display AIS symbols Activated target selected for data display Activating TargetsDisplaying Target Data Plotter display Press the Enter knob Confirming a lost target Setting CPA and TcpaLost Target Lost target Tcpa window Proximity AlarmCPA window AIS vector time window Showing, Hiding AIS Target TracksChoosing Vector Time AIS past position displays Displaying Past Positions of AIS Targets Save data menu Deleting all data other than chart data from memory cardsMemory Card Operations Message Reason Remedy Saving data to a memory cardMemory card messages Memory card messages Load data menu Playing back data from a memory card Marks & lines window Receiving Data Via Network EquipmentReceive data menu Host name window Select sentence menu Outputting Data Through the Network This page intentionally left blank General setup menu General Setup Con’t on next Contents of general setup menu Contents of general setup menu con’t from previous Radar display setup menu Radar SetupRadar display setup Contents of radar display setup menu Contents of radar display setup menu con’t from previous Model Maximum Range Radar range setupRadar range setup menu Radar function key options Function key setupFunction Key Default Function Radar function key menu Menu Item Function Function Key Label Radar function keys Navigation options Plotter SetupPlotter setup menu Contents of plotter setup menu Key Plotter function key menu Plotter function keys Plotter display, chart offset selected Chart SetupChart offset Navionics Gold chart attributes Contour Line Soft key MAP chart attributesDisplaying the Chart Configuration menu Chart configuration menu C-MAP Chart Configuration menu description Chart Configuration menu description Object Content Setting Description Chart Configuration menu description con’t from previous Normal or U.ZOOM or O.ZOOM Safety Status Indication Setting Description Depth Config soft keyDepth Config menu Depth Config menu description Setting Setting Range Default Setting Setting Description Default Setting Data box menu Data Boxes Setup Hot page setup menu Hot Page Setup Navigation data source Navigator SetupHot page setup menu, Split X 3 screen, sub screen selection Contents of nav setup menu GPS setup menu Contents of GPS setup menu Furuno BB GPS receiver setup Contents of GPS setup menu con’t on previous GPS Status TD setup menu TD display setupContents of Waas Setup menu Displaying Decca TDs Displaying Loran C TDsLoran GRI & station pair window Loran C GRI & station pair window Nav data setup screen Nav Data Display Setup Sounder system setup menu Sounder SetupSystem setup Nav data setup window HF,LF Sounder system setup menu description STC HF, LF Sounder system setup menu description con’t from previous Setting range for default Default Setting Sensor setupSensor setup menu Sensor setup menu settings Zoom range and bottom-lock ranges Sounder range setup menuDefault basic ranges Sounding range, zoom range, bottom lock range Sounder function key options Sounder function key menu Sounder function keys Depth graph up-date window Nav Graphic Display SetupNAV Graphic menu Graphic meter window Check point Remedy Preventive MaintenanceMaintenance program Battery on circuit board Replacement of BatteriesReplacement of Fuse Radar model and magnetron used Trackball MaintenanceReplacing the Magnetron Replacing the Synchro Belt 1824C-BB only Radar Simple TroubleshootingGeneral troubleshooting Radar troubleshooting If… Plotter troubleshootingPlotter Sounder Sounder troubleshooting Memory I/O Test menu DiagnosticsMemory I/O test GPS receiver test results Processor unit testProcessor unit test results GPS sensor test Requires a Furuno BB GPS receiver ARP test results Network sounder test results Test pattern sequence Test pattern Keyboard test Screen for testing keyboard About the GPS status display GPS Status DisplayGPS status display Windows for clearing memory Clearing MemoriesMemory clear menu Error Message Meaning Remedy General Error MessagesError messages AP-1 Menu Overview Appendix AP-2 AP-3 Setup AP-4 NAV Graphic Display Setup PURPLE, BLUE, White Interval TIME, Distance AP-5 MAP AP-6 AP-7 Zoom Marker ON, OFF HUE AP-8 Sounder Alarms Alarm keyRadar Alarms Plotter Alarms AP-10 Geodetic Chart List Icon Meaning IconsAP-11 AP-12 Model 18x4C-BB/19x4C-BB Series Specifications of Marine RadarPage Transceiver Module Plotter Function Coating Color Specifications of Video Plotter GD-1920C-BB IN-1 Index Index IN-2 Messages IN-3 IN-4 Proximity alarm Trackball IN-5Page Page