Manuals / Furuno / Marine Equipment / Marine RADAR

Furuno FR-8251, FR-8111 manual

Models: FR-8111

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Contents

MARINE RADAR MODEL FR-8051/8111/825100080735211 00080735211 OME34240G30 OME34240G30Pub. No. OME-34240 G3 MAY. 07SAFETY INFORMATION DANGERDo not diassemble or modify the equipment DANGERDANGER Radio Frequency Radation Hazard Use the correct fuse COMPLIANCE WITH R&TTE DIRECTIVE 1999/5/EC Chapter 1 OPERATION TABLE OF CONTENTSChapter 3 MAINTENANCE Chapter 4 TROUBLESHOOTINGChapter 2 RADAR OBSERVATION Chapter 5 LOCATION OF PARTSA Word to FR-8051/8111/8251 Owners FeaturesFOREWORD CONFIGURATION OF FR-8051/8111/8251 115/230 VACTransceiver Module SPECIFICATIONSAntenna Unit Power Supply and Power Consumption Display UnitEnvironmental Conditions OthersEQUIPMENT LISTS Standard SetName TypeOptional Equipment Spare Partsxiii NameCATEGORIZATION BY SPECIFICATION Figure 1-1 Control description Chapter OPERATIONControl Description Figure 1-2 Display indications Display Indications0.25 NM Figure 1-3 Display indications lower part Normal + PLOTNormal + NAV Select NAV on DISP DATA menu NORMAL + NAV + PLOTProcedure 1.1 Turning the Radar On/Off1.3 Selecting Range 1.2 Transmitting, Stand-byLoss of gyro signal 1.4 Presentation ModeSelecting presentation mode Presentation modec Own ship is automatically reset to 50% of radius DescriptionPresentation mode representative display1.5 Menu Overview Basic menu operationFigure 1-5 MAIN menu Figure 1-6 TRAIL menuMenu tree ERASE erase all plotting symbolsPreset pulselength for 0.75~1.5, 3, 6, 12~24NM selection of plotting symbolINITIAL TUNE SET AUTO, MANUSPD MODE MAN, LOG, NAV MAN SPD 00.0ktVideo lockup recovery 1.6 Tuning the Receiver1.7 Adjusting Sensitivity 1.8 Adjusting Picture Brilliance1.9 Adjusting Brilliance of Control Panel and Markers 1.10 Adjusting Range Ring Brilliance1.11 Suppressing Sea Clutter Figure 1-8 BRILL menu1.12 Suppressing Rain Clutter 1.13 The Heading and North Markers1.14 Measuring the Range Figure 1-10 Effect of A/C RAIN controlFigure 1-12 How to measure range by VRM Figure 1-13 How to measure bearing by EBL1.15 Measuring Bearing Measuring range by VRMFigure 1-14 How to assess risk of collision Canceling the cursor offset1.16 Collision Assessment by 1.17 Measuring Range andAdjusting index lines intervals Canceling off-centered picture1.18 Index Lines 1.19 Off-centering the PictureCanceling zoom Presetting the FUNCTION key1.20 Zoom 1.21 Inscribing Marks on the DisplayProcedure 1.23 Own Ship SpeedTable 1-1 Eight available target objectives Figure 1-19 FUNC menu1.24 Ship’s Graphic 1.25 Interference Rejector1.26 Echo Trails Manual speed inputCanceling echo trail Starting echo trailTrail time Trail reference1.27 Electronic Plotting E-plot Trail brilliancePlotting a target Figure 1-23 PlottingCanceling target plotting Canceling individual target plottingCanceling all target plotting Target data1.28 Setting a Guard Alarm Zone Figure 1-24 In and out alarmsSetting a guard zone Selecting guard zone type1.29 Watch Alarm Figure 1-25 How to set the guard alarmSilencing the aural alarm Canceling the guard zone and guard alarm1.31 Suppressing Second-Trace Echoes Figure 1-26 Echo averagePresetting pulselength 1.32 Echo Stretch1.33 Noise Rejection 1.34 Selecting PulselengthTable 1-2 Default pulselength settings 1.35 Waypoint Display1.36 Outputting Cursor Position TLL data Selecting pulselength set to use1.39 Alarm Output Signal On/Off Figure 1-29 Blank areas where transmission is suspended1.37 Selecting Unit of Range Measurement, Bearing Reference 1.38 Sector BlankingThis page is intentionally left blank 2.2 Range Resolution Figure 2-2 Range resolutionChapter RADAR OBSERVATION 2.1 Radar Picture, Target Properties and Radar Pulse2.3 Bearing Resolution Figure 2-3 Bearing resolution2.4 False Echoes Indirect echoes2.5 Minimum and Maximum Ranges Side-lobe echoesMinimum range Figure 2-6 Side-lobe echoesHow to show SART marks on the display 2 SART range errors2.6 Locating a Ship or Survival Craft in Distress by SART SART background5 Detuning the radar 3 Radar bandwidth4 Radar side lobes 6 GainThis page is intentionally left blank Danger!-Electrical Shock Hazard Chapter MAINTENANCEWhen Working on the Antenna Unit 3.1 Periodic Maintenance Schedule 3.2 Life Expectancy of Major PartsInterval Check pointChapter TROUBLESHOOTING 4.1 Simple TroubleshootingWhen Working on the Antenna Unit Danger!-Electrical Shock Hazard4.2 Advanced-level Troubleshooting Serviceman qualificationDANGER! - High Voltage ProblemCheck point and probable RemedyProblem Check point and probableRemedy causeFigure 4-1 Diagnostic test screen 4.3 Diagnostic TestFigure 4-2 Diagnostic test, test pattern This page is intentionally left blank Chapter LOCATION OF PARTS 5.1 Antenna UnitFigure 5-1 Antenna unit all models, cover opened DANGER5.2 RF Transceiver Unit Figure 5-2 RF transceiver unit FR-8251Figure 5-3 RF transceiver unit FR-8251, bottom view, cover removed N photo NoFigure 5-4 RF transceiver unit FR-8051/8111 Circulator RU-3686IF Amplifier Limiter S-LX20 MIC RU-8014S or RU-9254 MODULATOR Board MD-9162 Magnetron FR-8051 MAF1422B FR-8111 MAF1425B5.3 Display Unit common to all models Figure 5-6 Display unit, top viewFigure 5-7 Display unit, top view N photo NoFigure 5-8 Display unit, right side view Figure 5-9 Display unit, left side viewpotentiometers for adjustment High voltage is present at theThis page is intentionally left blank Operating a performance monitor Appendix A DESCRIPTION OF OPTIONAL EQUIPMENTA.1 Performance Monitor A.4 Fluxgate Heading Sensor C-2000 A.2 Auto Plotter ARP-15A.3 Video Plotter RP-15 Page