Manuals / Furuno / Marine Equipment / Marine RADAR

Furuno manual RF transceiver unit FR-8051/8111

Models: FR-8051

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Page 57

Image 57

Circulator

RU-3686

N photo No. 3194

IF Amplifier

Limiter S-LX20

MIC

RU-8014S or

RU-9254

Figure 5-4 RF transceiver unit (FR-8051/8111)

MODULATOR Board

MD-9162

Magnetron

FR-8051: MG5232 or

E3560

FR-8111: MG5241 or

E3566

N photo No. 3195

Pulse Transformer

RT-4427-1

Figure 5-5 RF transceiver unit (FR-8051/8111), bottom view, cover removed

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Page 57

Image 57

Furuno manual RF transceiver unit FR-8051/8111

Contents

Marine Radar First Edition NOV Safety Information Do not diassemble or modify the equipment Iii Radio Frequency Radation HazardUse the correct fuse Table of Contents Maintenance Features Word to FR-8051/8111/8251 Owners ForewordVii Configuration of FR-8051/8111/8251 Specifications Antenna UnitTransceiver Module Display Unit Power Supply and Power ConsumptionEnvironmental Conditions OthersStandard Set Equipment ListsXii Name Type Qty RemarksSpare Parts Optional EquipmentXiii Name Type Code No RemarksCategorization by Specification XivFunction Type Control Description Operation25 NM Display IndicationsDisplay indications lower part Turning the Radar On/Off Selecting RangeTransmitting, Stand-by Presentation Mode Selecting presentation modePresentation mode Description Representative display Description Presentation modeMenu Overview Basic menu operationChanging pages on the Initial menu MK Erase erase all fixed marks Menu treeInitial Tune SET AUTO, Manu SPD Mode MAN, LOG, NAV Adjusting Sensitivity Tuning the ReceiverAdjusting Picture Brilliance Selecting tuning modeAdjusting Range Ring Brilliance Adjusting Brilliance of Control Panel and MarkersSuppressing Sea Clutter Automatic anti-clutter controlHeading and North Markers Suppressing Rain ClutterMeasuring the Range Measuring range by the range ringsMeasuring Bearing Collision Assessment by Measuring Range Offset EBL Canceling the cursor offsetOff-centering the Picture Index LinesZoom Inscribing Marks on the DisplayFunction key Own Ship Speed Turning on a functionAutomatic speed input Interference Rejector Ship’s GraphicEcho Trails Manual speed inputStarting echo trail Canceling echo trailTrail time Trail referenceElectronic Plotting E-plot Trail brilliancePlotting a target Target data Canceling target plottingTrue or relative vector Vector timeSetting a guard zone Setting a Guard Alarm ZoneSelecting guard zone type Activating the guard zonesSilencing the aural alarm Watch AlarmCanceling the guard zone and guard alarm How to turn on echo averaging26 Echo average Suppressing Second-Trace EchoesEcho Stretch Presetting pulselengthNoise Rejection Selecting PulselengthWaypoint Display Outputting Cursor Position TLL dataSelecting pulselength set to use Alarm Output Signal On/Off Selecting Unit of Range Measurement, Bearing ReferenceSector Blanking Range Resolution Radar ObservationRadar Picture, Target Properties and Radar Pulse False Echoes Bearing ResolutionIndirect echoes Multiple echoesSide-lobe echoes Minimum and Maximum RangesMinimum range Blind and shadow sectorsLocating a Ship or Survival Craft in Distress by Sart Gain When Working on the Antenna Unit MaintenancePart Type Life expectancy Remarks Interval Check point Check and measures RemarksTroubleshooting Simple TroubleshootingProblem Remedy Advanced-level Troubleshooting Serviceman qualificationProblem Check point and probable Remedy Cause Problem Check point and probable Remedy Cause Problem Check point and probable Remedy Cause Diagnostic test, test pattern Diagnostic TestAntenna Unit Location of PartsModulator Trigger RF Transceiver UnitRF transceiver unit FR-8051/8111 Display unit, top view Display Unit common to all modelsDisplay unit, right side view Operating a performance monitor Performance MonitorTransmitter Receiver Performance Display Meaning Transmitter normal Receiver normalAuto Plotter ARP-15 Video Plotter RP-15Fluxgate Heading Sensor C-2000 Page