Water Temperature Graph | Furuno 1823C instruction

4. VIDEO SOUNDER OPERATION

Alarm messages

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

Sounder alarm messages and their meanings

Message	Meaning

DEPTH ALARM!	Bottom alarm violated.

FISH ALARM!	Fish alarm violated.

TEMPERATURE ALARM!	Water temperature alarm violated.

4.13Water Temperature Graph

The water temperature graph (appropriate sensor required) plots water temperature on the sounder display. (See the figure on page 4-3.) It can be turned on or off as below.

1.Press the [MENU] key to open the menu.

2.Press the SOUNDER MENU soft key.

3.Select TEMPERATURE GRAPH and press the EDIT soft key.

4.Select OFF (default setting) or ON as appropriate.

5.Press the ENTER soft key.

6.Press the [MENU] key to close the menu.

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Furuno 1823C manual Water Temperature Graph, Sounder alarm messages and their meanings

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 Vii Data Transfer Viii Foreword Model Output Range Radar Features NavNet system Model 1823C/1833C/1933C/1943C/1953C NavNet system Model 1823C/1833C/1933C/1943C/1953C Xii Single-unit NavNet system GD-1900CSingle-unit NavNet system GD-1900C Three-or-more-unit NavNet system XiiiTwo-unit NavNet system Two-unit NavNet system Xiv What is WAAS? Operational Overview Control unit Operating ControlsDisplay unit controls Overview of display unit controls Soft keys Display unitRadar and plotter displays Key Function Remote controller Inserting a Chart Card Chart card and card removerDisplay unit Memory card interface unit Option Startup sequence Turning the Unit On/Off Display brilliance and panel brilliance windows Brilliance adjustment soft keysDisplay Brilliance, Panel Brilliance, Hue Display brilliance, panel brilliance 2 Hue Hue windowNight Day Twilight Selecting a Display Display modesDisplay screens Selecting a display Display screen selection windowRadar combination screen selection window To adjust Sounder Plotter Switching control in combination and overlay screens Selecting image source Select source menuRadar source and sounder source windows Cursor, cursor data Trackball, Cursor Entering the MOB Mark, Setting MOB as Destination MOB conceptMOB mark messages Data Boxes Showing, hiding data boxes with soft keyData boxes Temporarily erasing a data box Rearranging data boxes Function keys Function Default Setting, Key LabelFunction Keys Executing a function Simulation Display Simulation setup menu Radar NavNet display unit-generated echoesPlotter Sounder Radar display Radar Display Transmitting, Stand-by TuningAdjusting the Gain Tuning window Gain sensitivity window Gain adjustment soft keys How the A/C SEA works Adjusting the A/C SEASEA setting window Reducing Sea Clutter Adjusting the A/C Rain Rain setting windowReducing Precipitation Clutter Range Scale Range scales nm, smRange scales km Pulselength Signal process soft keys Presentation Mode Selecting a presentation modeRadar display soft keys Head-up Head-up presentation modeCourse-up presentation mode Description of presentation modes True motion North-up presentation modeTrue motion presentation mode North-up Measuring range by range rings Measuring the Range Measuring range by cursor How to measure range to a target with the cursor EBL/VRM soft keys Measuring range by VRM Measuring the Bearing Erasing an EBL, EBL indication How to measure bearing with the EBL Reducing Noise Interference Erasing the Heading Line, North Marker Radar interference Rejecting Radar Interference Zoom ZoomZooming in on radar targets Zooming in on ARP, TTM targets Shifting the picture manually Shifting the PictureManual shift Target no. selection window Automatic shift Setting automatic shift maximum speedAuto ship speed setting window Automatic shift Using the Offset EBL Predicting collision coursePredicting collision course with the offset EBL Measuring range and bearing between two targets Measuring range & bearing between two targets Trail soft keys Echo TrailsTrail time Sample echo trails Starting echo trails Trail gradationMultitone and monotone trails Trail color window Echo trail modeTrail mode window Trail color Types of echo stretch Echo Stretch Effect of echo averaging Echo Averaging Target soft keys Outputting TLL Data Guard Alarm Setting a guard alarm zoneHow to set a guard alarm zone Cancelling the guard alarm When the alarm is violated… Turning on/off watchman Setting watchman stand-by intervalWatchman How watchman works Second-trace echoes Suppressing Second-trace Echoes Waypoint marker Waypoint Marker 26 ARP, TTM Operation Usage precautions for ARP ARP setup menu Activating/deactivating ARP, TTMARP target info window Automatic acquisition ARP plot symbolsAcquiring and tracking targets ARP Manual acquisition Displaying target number ARP, TTM Automatic acquisition areaARP target number Terminating tracking of all targets Cancel all targets windowTerminating tracking of ARP targets Terminating tracking of selected targets Setting vector attributes ARP What is a vector?Vector reference, vector time Displaying past position ARP Past position displaysHistory interval window ARP target data 26.7 ARP, TTM target data CPA window 26.8 CPA/TCPA alarm ARP Lost target mark Lost target alarm ARPCanceling a lost target Tcpa window Interpreting the Radar Display GeneralMinimum and maximum ranges Bearing accuracy Radar resolutionBearing resolution Range resolution Sidelobe echoes False echoesMultiple echoes Multiple echoes Shadow sectors Virtual imageVirtual image Shadow sectors Sart Search and Rescue Transponder Appearance of Sart signal on the radar display General remarks on receiving Sart General procedure for detecting Sart response Rain control Appearance of racon signal on the radar displayRacon Radar Beacon SEA control Plotter Displays Full-screen plotter displayFull-screen plotter display Nav data window Contents of nav data window Compass display Compass display Reading the XTE cross-track error monitor Setting the range for the XTE monitorXTE range setting window Highway display Highway display Nav data displays Nav data display North-up Plotter display, north-up mode Plotter display, course-up mode, destination set Plotter display, auto course-up modeCourse-up Auto course-up Chart Scale Charts scalesShifting the Display Chart Cards Chart card overviewChart icons and their meanings Indices and chart enlargement Sample chart Japan, showing indicesWhen a chart cannot be displayed Furuno and NavCharts charts Chart symbolsData for aids to navigation Current data display Port service iconsPlotter display, showing port service display Current or tide data Example of caution area window MAP chartsCursor and data display Objects window Icon data Lighthouse iconObject windows Tide information Sample lighthouse data Map, port service display Tide windowDate window Track control menu Working with TrackDisplaying track Own ship track Target track Stopping, restarting plotting of own ship track Changing track color Own ship’s trackOwn ship track color window Track plotting interval Track plotting method and interval for own ship trackTrack plotting method Interval window Track memory window Changing own ship track/mark distribution setting Erasing track Erasing own ship track by areaErase menu Erasing all target tracks Erasing own ship track by colorErase track by color window Erasing all own ship track Marks & lines menu Marks, LinesEntering a mark, line Changing mark attributes Selecting line type Marks shape windowLines style window Erasing marks, lines by area Erasing marks, linesErasing an individual mark Erasing an individual line Entering a waypoint with the cursor WaypointsEntering waypoints Entering a waypoint at own ship position Waypoint mark color selection window Waypoint 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 Plotter display Editing a waypoint from the plotter display Erasing a waypoint from the waypoint list Erasing waypointsErasing a waypoint directly from the plotter display Erasing a waypoint from the menu Chart details menu Changing waypoint mark size FURUNO, NavCharts Alphanumeric list Searching waypoints Route menu RoutesCreating routes Entering a route with existing waypoints Entering a route with the cursor New route entry screen Creating voyage-based routes Save route menuSave route window Displays for entry of time, distance interval For manual entry of waypoints, do the followingTo stop recording waypoints and save the route Connect route window Connecting routes Waypoint list for editing a route local list Inserting waypointsInserting a waypoint from the route list Edit route menu Inserting a waypoint in an intermediate location on a route Inserting a waypoint from the plotter display Removing a waypoint from the plotter display Removing waypoints from a routeErasing routes Removing a waypoint from the route list Go to method window NavigationNavigating to a quick point Selecting quick point entry method Selecting a waypoint from the waypoint list Navigating to waypointsNavigating to multiple quick points Selecting a waypoint from the plotter display Navigating to ports, port services NavCharts/C-MAP Selecting an external waypointQP window Sample filling station locations southern Italy Port services and sample port list Navigating waypoints in reverse order Following a routeSelecting the route to follow Plotter display, route selected as destination Example of when to restart navigation Restarting navigationLog display Select speed for ETA window Setting speed for ETA calculationSwitching waypoints Automatic waypoint switching methods Canceling route navigation Audio alarm window AlarmsAudio alarm on/off Plotter alarm menu Arrival alarm How the arrival alarm worksArrival alarm window Anchor watch alarm How the anchor watch alarm worksAnchor watch alarm window XTE alarm window XTE Cross-Track Error alarmSpeed alarm How the XTE alarm works Proximity alarm Proximity alarm windowProximity mark Trip alarm window Trip alarm Plotter alarm menu, Alarm information Alarm messages Plotter alarm messages and their meaningsMessage Meaning General setup menu, Resetting Trip Distance Underwater conditions and video sounder display Principle of Operation Display mode window Sounder DisplaysSelecting a sounder display Selecting transmission frequency Description of sounder displaysSingle-frequency display Indications on the single frequency display Sounding area and transmission frequency Dual-frequency displayDual-frequency display LF picture HF picture Marker-zoom display plus normal sounder display Bottom-zoom displayBottom-zoom display plus normal sounder display Bottom-lock display plus normal sounder display Bottom-lock display Scope display Bottom discrimination displayBottom discrimination display Scope display display only Selecting screen split method in combination displays How to use the Split soft key example dual frequency display Types of automatic sounder modes How to enable automatic sounder operationAutomatic Sounder Operation How the automatic sounder works Selecting display range Selecting the manual modeAdjusting the gain Manual Sounder Operation Shifting the range Gain windowShift concept Measuring Depth, Time How to measure depth and time Reducing Interference Types of interferenceNoise limiter window Reducing Low Level Noise Appearance of clutterClutter window Signal level window Erasing Weak EchoesAppearance of weak echoes Color bar 16 color when white marker function is active White MarkerWhite marker window Picture Advance Speed Advancement independent of ship’s speedPicture advance window Advancement synchronized with ship’s speed How the speed-dependent picture advance mode works Display Colors Hue no. and background and echo colorsHue No Echo Color Background Color Alarm audio window Sounder alarm menu Fish alarm window Bottom alarmFish alarm Bottom alarm window Fish alarm B/L window Fish alarm B/L Water temperature alarm window Water temperature alarm Alarm information window When an alarm setting is violated Sounder alarm messages and their meanings Water Temperature Graph Changing Pulse Repetition Rate Zero line Interpreting the Sounder DisplayZero line Bottom echo Surface noise/aeration Fish school echoesSurface noise/Aeration Fish school echoes General setup menu General Setup On next Contents of general setup menu Radar display setup menu Radar SetupRadar display setup Contents of general setup menu con’t from previous Con’t on next Contents of radar display setup menu Contents of radar display setup menu con’t from previous Radar range setup Radar range setup menuModel Maximum Range Radar function key options Function key setupFunction Key Default Function Function Key Label Radar function key menu Menu Item Function Function Key Radar function keys Plotter Setup Plotter setup menu Contents of plotter setup menuNavigation options Function Default Function Function Key Label Plotter function key menuPlotter function key options Plotter function keys Chart Setup Chart offsetPlotter display, chart offset selected Chart details menu FURUNO, NavCharts FURUNO, NavCharts chart attributes Contents of chart details menu FURUNO, NavCharts Cntour Line soft key MAP chart attributesContour line menu FURUNO, NavCharts Chart details menu C-MAP Contents of chart details menu C-MAP Depth Info soft key Settings description Data box menu Data Boxes Setup Hot page setup menu Hot Page Setup HOT Hot page setup menu, Split X 3 screen, sub screen selection Navigator Setup Contents of nav setup menuNavigation data source GPS setup menu Contents of GPS setup menu GPS receiver setup Set equipped with GP-310B/320B Contents of GPS setup menu con’t from previous Status Contents of Waas Setup menu Waas Setup Loran GRI & station pair window TD display setupTD setup menu Displaying Loran C TDs Decca chain and station pair window Displaying Decca TDs Nav Data Display Setup Nav data setup screenNav data setup window Sounder system setup menu description Sounder SetupSystem setup Sounder system setup menu SM1-SM4, OFF Sounder system setup menu description con’t from previous Sensor setup Sensor setup menuSensor setup menu settings Zoom range and bottom-lock ranges Sounder range setup menuDefault basic ranges Sounding range, zoom range, bottom lock range Function Default Function Function Key Sounder function key menuSounder function key options Sounder function keys Memory Card Operations Formatting memory cardsSave 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 card Upload and download menus Setting communication software on the PCUploading, Downloading Data Uploading or downloading data Characters available for comment Baud rate windowWaypoint data format Waypoint data format Route data menu Route comment data formatEnd of sentence Loading Waypoint Data from Yeoman Marks & lines window Receiving Data Via Network EquipmentReceive data menu Host name window Select sentence menu Outputting Data Through the Network Preventive Maintenance Maintenance programCheck point Remedy Batteries in remote controller Replacement of BatteriesReplacement of Fuse Battery on circuit board Part Type Code No Retainer ring and ball MU3721 000-144-645 Replacement the MagnetronReplacement the Synchro Belt 1823C only Trackball Maintenance Radar Simple TroubleshootingGeneral troubleshooting Radar troubleshooting Plotter Plotter troubleshooting Sounder Sounder troubleshooting Diagnostics Memory I/O testMemory I/O Test menu GPS receiver test results Display unit testDisplay unit test results GPS sensor test Requires GPS Receiver GP-310B/320B ARP test results Network sounder test results Test pattern sequence Test pattern Screen for testing keyboard, remote controller Keyboard, remote controller test GPS status display GPS Status Display Clearing Memories Memory clear menuWindows for clearing memory Error Messages Error messagesError Message Meaning Remedy Menu key Menu Overview Appendix 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 Sounder Alarms Alarm keyRadar Alarms Plotter Alarms Geodetic Chart List World Time Chart Icon Meaning Correct chart and suitable scale full chart reliabilityIcons North marker. Points to North Specifications 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 Index Index Index-2 Navigation Index-3 Index-4 Presentation mode Track Halt soft key Track Resume soft key Trackball Index-5Page