Furuno 1823C manual Measuring range by VRM, EBL/VRM soft keys

Page 49

2. RADAR OPERATION

2.10.3Measuring range by VRM

1. Press the [EBL/VRM] key to display the EBL/VRM soft keys.

12/LP 3nm

H-UP

	319. 9° M	EBL
	319. 9° M	VRM
		VRM

EBL1

VRM1

OFFSET

EBL2

VRM2

+ 359.9 ˚R 11.70nm

EBL/VRM soft keys

2.Press the VRM1 ON (dotted ring VRM) or VRM2 ON (dashed ring VRM) soft key to select the desired VRM. The selected VRM’s indication, at the bottom of the screen, is highlighted.

3.Rotate the [ENTER] knob the place the VRM on the inside edge of a radar target. Read the VRM indication to find range to the target.

12/LP 3nm

H-UP

VRM2 (Dashed line)

VRM1 (Dotted line)

	EBL1	EBL2
VRM1 range	---.-°R	---.-°R
	VRM1	VRM2
	3.123nm	9.343nm

319. 9° M	EBL
	VRM

EBL1

VRM1

OFFSET

EBL2

VRM2

+ 359.9 ˚R 11.70nm

Active VRM is highlighted.

VRM2 range

4.You may hide the EBL/VRM soft keys by pressing the [EBL/VRM] key. How to measure range with the VRM

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Contents Back 00080919804 Safety Instructions Compliance with R&TTE Directive 1999/5/EC Table of Contents Page Plotter Operation Video Sounder Operation Customizing Your Unit ViiData Transfer ViiiForeword Model Output Range Radar FeaturesNavNet system Model 1823C/1833C/1933C/1943C/1953C NavNet system Model 1823C/1833C/1933C/1943C/1953CSingle-unit NavNet system GD-1900C XiiSingle-unit NavNet system GD-1900C Two-unit NavNet system XiiiTwo-unit NavNet system Three-or-more-unit NavNet systemXiv What is WAAS?Operational Overview Display unit controls Operating ControlsOverview of display unit controls Control unitDisplay unit Soft keysRadar and plotter displays Key Function Remote controllerChart card and card remover Inserting a Chart CardDisplay unit Memory card interface unit Option Startup sequence Turning the Unit On/OffDisplay Brilliance, Panel Brilliance, Hue Brilliance adjustment soft keysDisplay brilliance, panel brilliance Display brilliance and panel brilliance windowsHue window 2 HueNight Day Twilight Display modes Selecting a DisplayDisplay screens Display screen selection window Selecting a displayRadar combination screen selection window To adjust Sounder Plotter Switching control in combination and overlay screensSelect source menu Selecting image sourceRadar source and sounder source windows Cursor, cursor data Trackball, CursorMOB concept Entering the MOB Mark, Setting MOB as DestinationMOB mark messages Showing, hiding data boxes with soft key Data BoxesData boxes Temporarily erasing a data box Rearranging data boxesFunction Keys Function Default Setting, Key LabelExecuting a function Function keysSimulation Display Simulation setup menuNavNet display unit-generated echoes RadarPlotter Sounder Radar display Radar DisplayAdjusting the Gain TuningTuning window Transmitting, Stand-byGain sensitivity window Gain adjustment soft keysSEA setting window Adjusting the A/C SEAReducing Sea Clutter How the A/C SEA worksRain setting window Adjusting the A/C RainReducing Precipitation Clutter Range scales nm, sm Range ScaleRange scales km Pulselength Signal process soft keysSelecting a presentation mode Presentation ModeRadar display soft keys Course-up presentation mode Head-up presentation modeDescription of presentation modes Head-upTrue motion presentation mode North-up presentation modeNorth-up True motionMeasuring range by range rings Measuring the RangeMeasuring range by cursor How to measure range to a target with the cursorEBL/VRM soft keys Measuring range by VRMMeasuring the Bearing Erasing an EBL, EBL indication How to measure bearing with the EBLReducing Noise Interference Erasing the Heading Line, North MarkerRadar interference Rejecting Radar InterferenceZooming in on radar targets ZoomZooming in on ARP, TTM targets ZoomManual shift Shifting the PictureTarget no. selection window Shifting the picture manuallyAuto ship speed setting window Setting automatic shift maximum speedAutomatic shift Automatic shiftPredicting collision course Using the Offset EBLPredicting collision course with the offset EBL Measuring range and bearing between two targets Measuring range & bearing between two targetsTrail time Echo TrailsSample echo trails Trail soft keysTrail gradation Starting echo trailsMultitone and monotone trails Trail mode window Echo trail modeTrail color Trail color windowTypes of echo stretch Echo StretchEffect of echo averaging Echo AveragingTarget soft keys Outputting TLL DataSetting a guard alarm zone Guard AlarmHow to set a guard alarm zone Cancelling the guard alarm When the alarm is violated…Watchman Setting watchman stand-by intervalHow watchman works Turning on/off watchmanSecond-trace echoes Suppressing Second-trace EchoesWaypoint marker Waypoint Marker26 ARP, TTM Operation Usage precautions for ARPActivating/deactivating ARP, TTM ARP setup menuARP target info window Acquiring and tracking targets ARP ARP plot symbolsManual acquisition Automatic acquisitionAutomatic acquisition area Displaying target number ARP, TTMARP target number Terminating tracking of ARP targets Cancel all targets windowTerminating tracking of selected targets Terminating tracking of all targetsWhat is a vector? Setting vector attributes ARPVector reference, vector time Past position displays Displaying past position ARPHistory interval window ARP target data 26.7 ARP, TTM target dataCPA window 26.8 CPA/TCPA alarm ARPCanceling a lost target Lost target alarm ARPTcpa window Lost target markGeneral Interpreting the Radar DisplayMinimum and maximum ranges Bearing resolution Radar resolutionRange resolution Bearing accuracyMultiple echoes False echoesMultiple echoes Sidelobe echoesVirtual image Virtual imageShadow sectors Shadow sectorsSart Search and Rescue Transponder Appearance of Sart signal on the radar displayGeneral remarks on receiving Sart General procedure for detecting Sart responseRacon Radar Beacon Appearance of racon signal on the radar displaySEA control Rain controlFull-screen plotter display Plotter DisplaysFull-screen plotter display Nav data window Contents of nav data windowCompass display Compass displaySetting the range for the XTE monitor Reading the XTE cross-track error monitorXTE range setting window Highway display Highway displayNav data displays Nav data displayNorth-up Plotter display, north-up modeCourse-up Plotter display, auto course-up modeAuto course-up Plotter display, course-up mode, destination setCharts scales Chart ScaleShifting the Display Chart card overview Chart CardsChart icons and their meanings Sample chart Japan, showing indices Indices and chart enlargementWhen a chart cannot be displayed Chart symbols Furuno and NavCharts chartsData for aids to navigation Plotter display, showing port service display Port service iconsCurrent or tide data Current data displayCursor and data display MAP chartsObjects window Example of caution area windowLighthouse icon Icon dataObject windows Tide information Sample lighthouse dataTide window Map, port service displayDate window Displaying track Working with TrackOwn ship track Track control menuTarget track Stopping, restarting plotting of own ship trackOwn ship’s track Changing track colorOwn ship track color window Track plotting method Track plotting method and interval for own ship trackInterval window Track plotting intervalTrack memory window Changing own ship track/mark distribution settingErasing own ship track by area Erasing trackErase menu Erase track by color window Erasing own ship track by colorErasing all own ship track Erasing all target tracksEntering a mark, line Marks, LinesChanging mark attributes Marks & lines menuMarks shape window Selecting line typeLines style window Erasing an individual mark Erasing marks, linesErasing an individual line Erasing marks, lines by areaEntering waypoints WaypointsEntering a waypoint at own ship position Entering a waypoint with the cursorWaypoint mark color selection window Waypoint mark shape selection windowEntering a waypoint by range and bearing Entering a waypoint from the waypoint list Editing waypoint dataAlphanumeric and local waypoint lists Editing waypoint data from the waypoint listPlotter display Editing a waypoint from the plotter displayErasing a waypoint directly from the plotter display Erasing waypointsErasing a waypoint from the menu Erasing a waypoint from the waypoint listChart details menu Changing waypoint mark size FURUNO, NavChartsAlphanumeric list Searching waypointsCreating routes RoutesEntering a route with existing waypoints Route menuEntering a route with the cursor New route entry screenSave route menu Creating voyage-based routesSave route window For manual entry of waypoints, do the following Displays for entry of time, distance intervalTo stop recording waypoints and save the route Connect route window Connecting routesInserting a waypoint from the route list Inserting waypointsEdit route menu Waypoint list for editing a route local listInserting a waypoint in an intermediate location on a route Inserting a waypoint from the plotter displayErasing routes Removing waypoints from a routeRemoving a waypoint from the route list Removing a waypoint from the plotter displayNavigating to a quick point NavigationSelecting quick point entry method Go to method windowNavigating to multiple quick points Navigating to waypointsSelecting a waypoint from the plotter display Selecting a waypoint from the waypoint listSelecting an external waypoint Navigating to ports, port services NavCharts/C-MAPQP window Sample filling station locations southern Italy Port services and sample port listSelecting the route to follow Following a routePlotter display, route selected as destination Navigating waypoints in reverse orderRestarting navigation Example of when to restart navigationLog display Switching waypoints Setting speed for ETA calculationAutomatic waypoint switching methods Select speed for ETA windowCanceling route navigation Audio alarm on/off AlarmsPlotter alarm menu Audio alarm windowHow the arrival alarm works Arrival alarmArrival alarm window How the anchor watch alarm works Anchor watch alarmAnchor watch alarm window Speed alarm XTE Cross-Track Error alarmHow the XTE alarm works XTE alarm windowProximity alarm window Proximity alarmProximity mark Trip alarm window Trip alarmPlotter alarm menu, Alarm informationPlotter alarm messages and their meanings Alarm messagesMessage Meaning General setup menu, Resetting Trip DistanceUnderwater conditions and video sounder display Principle of OperationSounder Displays Display mode windowSelecting a sounder display Single-frequency display Description of sounder displaysIndications on the single frequency display Selecting transmission frequencyDual-frequency display LF picture Dual-frequency displayHF picture Sounding area and transmission frequencyBottom-zoom display Marker-zoom display plus normal sounder displayBottom-zoom display plus normal sounder display Bottom-lock display plus normal sounder display Bottom-lock displayBottom discrimination display Bottom discrimination displayScope display display only Scope displaySelecting screen split method in combination displays How to use the Split soft key example dual frequency displayAutomatic Sounder Operation How to enable automatic sounder operationHow the automatic sounder works Types of automatic sounder modesAdjusting the gain Selecting the manual modeManual Sounder Operation Selecting display rangeGain window Shifting the rangeShift concept Measuring Depth, Time How to measure depth and timeTypes of interference Reducing InterferenceNoise limiter window Appearance of clutter Reducing Low Level NoiseClutter window Erasing Weak Echoes Signal level windowAppearance of weak echoes White Marker Color bar 16 color when white marker function is activeWhite marker window Advancement independent of ship’s speed Picture Advance SpeedPicture advance window Advancement synchronized with ship’s speed How the speed-dependent picture advance mode worksHue no. and background and echo colors Display ColorsHue No Echo Color Background Color Alarm audio window Sounder alarm menuFish alarm Bottom alarmBottom alarm window Fish alarm windowFish alarm B/L window Fish alarm B/LWater temperature alarm window Water temperature alarmAlarm information window When an alarm setting is violatedSounder alarm messages and their meanings Water Temperature GraphChanging Pulse Repetition Rate Zero line Interpreting the Sounder DisplayBottom echo Zero lineSurface noise/Aeration Fish school echoesFish school echoes Surface noise/aerationGeneral setup menu General SetupOn next Contents of general setup menuRadar display setup Radar SetupContents of general setup menu con’t from previous Radar display setup menuCon’t on next Contents of radar display setup menuContents of radar display setup menu con’t from previous Radar range setup menu Radar range setupModel Maximum Range Function Key Default Function Function Key Label Function key setupRadar function key menu Radar function key optionsMenu Item Function Function Key Radar function keysPlotter setup menu Contents of plotter setup menu Plotter SetupNavigation options Plotter function key menu Function Default Function Function Key LabelPlotter function key options Plotter function keys Chart offset Chart SetupPlotter display, chart offset selected Chart details menu FURUNO, NavCharts FURUNO, NavCharts chart attributesContents of chart details menu FURUNO, NavCharts Contour line menu FURUNO, NavCharts MAP chart attributesChart details menu C-MAP Cntour Line soft keyContents of chart details menu C-MAP Depth Info soft key Settings descriptionData box menu Data Boxes SetupHot page setup menu Hot Page SetupHOT Hot page setup menu, Split X 3 screen, sub screen selectionContents of nav setup menu Navigator SetupNavigation data source GPS setup menu Contents of GPS setup menu GPS receiver setup Set equipped with GP-310B/320BContents of GPS setup menu con’t from previous Status Contents of Waas Setup menu Waas SetupTD setup menu TD display setupDisplaying Loran C TDs Loran GRI & station pair windowDecca chain and station pair window Displaying Decca TDsNav data setup screen Nav Data Display SetupNav data setup window System setup Sounder SetupSounder system setup menu Sounder system setup menu descriptionSM1-SM4, OFF Sounder system setup menu description con’t from previousSensor setup menu Sensor setupSensor setup menu settings Default basic ranges Sounder range setup menuSounding range, zoom range, bottom lock range Zoom range and bottom-lock rangesSounder function key menu Function Default Function Function KeySounder function key options Sounder function keys Formatting memory cards Memory Card OperationsSave data menu Saving data to a memory card Memory card messages Memory card messagesMessage Reason Remedy Load data menu Playing back data from a memory cardUploading, Downloading Data Setting communication software on the PCUploading or downloading data Upload and download menusWaypoint data format Baud rate windowWaypoint data format Characters available for commentRoute comment data format Route data menuEnd of sentence Loading Waypoint Data from Yeoman Receive data menu Receiving Data Via Network EquipmentHost name window Marks & lines windowSelect sentence menu Outputting Data Through the NetworkMaintenance program Preventive MaintenanceCheck point Remedy Replacement of Fuse Replacement of BatteriesBattery on circuit board Batteries in remote controllerReplacement the Synchro Belt 1823C only Replacement the MagnetronTrackball Maintenance Part Type Code No Retainer ring and ball MU3721 000-144-645General troubleshooting Simple TroubleshootingRadar troubleshooting RadarPlotter Plotter troubleshootingSounder Sounder troubleshootingMemory I/O test DiagnosticsMemory I/O Test menu Display unit test results Display unit testGPS sensor test Requires GPS Receiver GP-310B/320B GPS receiver test resultsARP test results Network sounder test resultsTest pattern sequence Test patternScreen for testing keyboard, remote controller Keyboard, remote controller testGPS status display GPS Status DisplayMemory clear menu Clearing MemoriesWindows for clearing memory Error messages Error MessagesError Message Meaning Remedy Menu key Menu OverviewAppendix System Port 4800 Chart Setup Menu Plotter Setup Speed Speed for ETA, 0-99 kt, GPS or manual input Temperature Graph ON, OFF PRR Level 0-20, SPD Sensing PRR Radar Alarms Alarm keyPlotter Alarms Sounder AlarmsGeodetic Chart List World Time Chart Icons Correct chart and suitable scale full chart reliabilityNorth marker. Points to North Icon MeaningSpecifications of Marine Radar Model 1800C/1900C Series Transceiver Module Display Unit Plotter Function Environmental Condition Specifications of Video Plotter GD-1900C IPX5 This page is intentionally left blank Index-1 IndexIndex Index-2Navigation Index-3Index-4 Presentation modeTrack Halt soft key Track Resume soft key Trackball Index-5Page

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