Furuno FR-8051 User Manual

MARINE RADARMODELFR-8051/8111/8251

ixCONFIGURATION OF FR-8051/8111/825115 m standard Display UnitRDP-112Antenna UnitIEC 1162*External Alarm Buzzer OP03-21Option12/24-32 VDC** 115/230 VA

xSPECIFICATIONSAntenna UnitType Slotted waveguide arrayPolarization HorizontalLength 4 ft(XN2) 6.5 ft(XN3) 6.5 ft (XN3A) 8 ft(XN4A)Beamwidth 1.8 x 25

xiDisplay UnitPicture tube 12-inch rectangular green phosphor CRT, 640(H) x 481(V) dotsEffective display diameter 180 mmRange (nm), Range ring interva

xiiEQUIPMENT LISTSStandard Set.oNemaNepyTytQskrameR1)1508-RF(tinurennacS)3600-BSR(N2N7P2C1 )lanoitpompr63(mpr423400-RTR:tinuFR)1118-RF(tinurennacS)36

xiiiOptional EquipmentSpare Parts.oNemaNepyT.oNedoCytQskrameR1esuFCAV521A01OBGF560-945-0002V23/V422esuFCAV521A02OBGF510-945-0002V213rofhsurbnobraCroto

xivCATEGORIZATION BY SPECIFICATIONThis series of marine radars are designed to comply with the standards of various national rules andregulations. Op

1–1Chapter 1OPERATIONControl DescriptionFigure 1-1 Control descriptionCURSOROFFSETONONMENUCLEARDELETEOFFOFFPLOTSYMBOLECHOTRAILINDEXLINESHIFTZOOMGUARDA

1–2Display IndicationsNRIR2ES1EAV10.080nm0.220nmTRU TRAIL30MGUARD1GUARD2IN 0.25 NM 0.05 ZOOM SPHUA/CF3L-ES 345.6°R 23.0°R 29:59Ran

1–3Figure 1-3 Display indications (lower part)A/C F3L-ES 18.0°T290.0°R99:99EBL NR IR2 ES3 EAV11.829nm10.87nm12:34VRMPLOT Da

1–41.3 Selecting RangeThe range selected automatically determines therange ring interval, the number of range rings andpulse repetition rate, for opt

C 9-52, Ashihara-cho, Nishinomiya, Japan Telephone: 0798-65-2111 Telefax: 0798-65-4200 Your Local Agent/Dealer All rights res

1–51.4 Presentation ModeThis radar has the following presentation modes:Relative Motion (RM)Head-up: UnstabilizedCourse-up: Compass-stabilized relativ

1–6NORTHUPPresentation mode,representative displayDescriptionTarget pips are painted at their measured distancesand in their true (compass) direction

1–71.5 Menu OverviewThe MAIN menu, composed of nine menus, con-tains functions which normally do not require fre-quent adjustment in everyday operatio

1–8Menu treeTRAILTIME (15S, 30S, 1M, 3M, 6M, 15M, 30M, CONT)MODE (REL, TRUE)TONE (SGL, MULT)GUARD AREA NO. (GUARD1, GUARD2)MODE (IN, OUT) (IN mode on

1–9TIME ALMTIME ALM (OFF, 3M, 6M, 12M, 15M, 20M)TIME ALM OUT (OFF, ON)GUARD OUT (OFF, ON)BRILLTRAILCHARHDG MARKVRM/ EBLINITIALCURSORARPA ALM OUT (OFF,

1–101.6 Tuning the ReceiverThe receiver can be tuned automatically or manu-ally. The default (factory setting) is automatic tun-ing.Selecting tuning

1–111.9 Adjusting Brilliance ofControl Panel and MarkersThe brilliance of the control panel and markerscan be adjusted on the BRILL menu. The head-ing

1–12A common mistake is too over-adjust the A/CSEA control so that the surface clutter is com-pletely removed. By rotating the control fullyclockwise

1–131.15 Measuring BearingMeasuring bearing by cursorRotate the trackball to set the cursor intersectionon the center of the target. The bearing to th

1–141.16 Collision Assessment bythe Offset EBLThe origin of the No.1 EBL can be placed any-where with the trackball to assess the risk of col-lision,

iiiiiiiiiiiiiiDANGER"DANGER", "WARNING" and "CAUTION" notices appear throughout this manual. It is theresponsibility of

1–151.19 Off-centering the PictureYour vessel’s position can be off-centered up to75% of the range in use to view the situationaround your vessel with

1–16Erasing marksErasing individual marksPlace the cursor on the mark to erase and pressthe CLEAR/DELETE key.Erasing all marks1) Press the MENU key.2

1–17Table 1-1 Eight available target objectivesevitcejbOnoitpircseD1S)1egnartrohS(noitagivanegnartrohS,elpmaxerof;)mn5.1nihtiw(.aerarobrahni2S)2egnart

1–18Manual speed input1) Press the MENU key.2) Select the INITIAL menu and press the EN-TER/SELECT key.3) Select SPD MODE and press the ENTER/SELECT

1–19True trails Relative trailsFigure 1-21 True and relative echo trails.Note: If the true trail is selected on the stabilizedRM (CU, NU), targets wh

1–20Trail brillianceTrail brilliance may be adjusted on the BRILLmenu.1) Press the MENU key.2) Select the BRILL menu.3) Press the ENTER/SELECT key.4)

1–21Target dataPlace the cursor on the plotted target and pressthe ENTER/SELECT key. Vector reference, vec-tor time, vector time elapsed, and selected

1–221.28 Setting a Guard AlarmZoneThe guard allows the operator to set the desiredrange and bearing for a guard zone. When ships,islands, landmasses,

1–23ABGuard zoneto setDCSet cursoron point A(or B) andpress GUARDALARM.(1)(2)Set cursoron point C(or D).(3)(4)Guard zoneAPressGUARDALARM.GUARD1

1–243) Press the ENTER/SELECT key.4) Select ECHO AVG and press the ENTER/SE-LECT key.5) Select 1, 2, or 3.1: Distinguishes targets from sea clutter a

iiTurn off the radar powerswitch before servicingthe antenna unit. Post awarning sign near theswitch indicating it shouldnot be turned on while theant

1–251.32 Echo StretchOn long ranges target echoes tend to shrink inthe bearing direction, making them difficult tosee. On short and medium ranges such

1–267) Select pulselength and press the ENTER/SE-LECT key.8) Press the ENTER/SELECT key.9) Press the MENU key.Table 1-2 Default pulselength settingse

1–271.37 Selecting Unit of RangeMeasurement, BearingReferenceYou can select the unit of range measurement forthe VRMs and cursor and bearing reference

2–1Actual topography and radar pictureThe radar cannot display topography in its actualshape. Figure 2-1 Radar pictureand actual topography2.2 Range

2–22.3 Bearing ResolutionBearing resolution is a measure of the capability ofa radar to display as separate targets the echoes re-ceived from two tar

2–3Side-lobe echoesSmall amounts of rf radiation on each side of themain beam are called “side-lobes.” If a target ex-ists where it can be detected by

2–42.6 Locating a Ship or SurvivalCraft in Distress by SARTSART backgroundThe SART is required on vessels of 300 GT andabove by the 1974 SOLAS Conven

2–5As the SART is approached the radar will nor-mally detect the initial fast sweep of the SART sothat the double dots will appear. The range delayof

3–1Chapter 3MAINTENANCEDanger!-Electrical Shock HazardThis equipment contains high voltages which can endanger human life at severalinternal circuits

3–23.1 Periodic Maintenance Schedule3.2 Life Expectancy of Major PartslavretnItniopkcehCserusaemdnakcehCskrameRylkeeWtinuyalpsiDforoiretxeehtnaelcyl

iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii WARNINGRadio Frequency Radation HazardThe radar antenna emits electromagnetic radio frequency (R

4–1Chapter 4TROUBLESHOOTINGDanger!-Electrical Shock HazardThis equipment contains high voltages which can endanger human life at severalinternal circu

4–24.2 Advanced-levelTroubleshootingThis paragraph describes how to cure hardwareand software troubles which should be carried outby qualified servic

4–3melborPelbaborpdnatniopkcehCesuacydemeRlortnocNIAGtsujdAlortnocAESC/AhtiwskraM.muminimtatestubraeppasdnegeldna.ohceroesiononreifilpmaFI.1neewtebelb

4–4melborPelbaborpdnatniopkcehCesuacydemeRrotcejerecnerefretnIelbareponinoitcejerecnerefretni()deyalpsidtonleveldraoBUPS.1.draoBUPSecalpeR.1hctertSoh

4–54.3 Diagnostic TestA diagnostic test is provided to enable testing ofmajor circuit boards in the radar display unit.Proceed as follows to execute t

5–1Figure 5-1 Antenna unit (all models), cover openedAntenna motor24 rpm: D8G-51636 rpm: D8G-570BEARING SIGNALGENERATOR BoardMP-3795Reed switchN photo

5–2Figure 5-2 RF transceiver unit (FR-8251)Figure 5-3 RF transceiver unit (FR-8251), bottom view, cover removedCirculatorRU-3686MODULATOR TRIGGERBoar

5–3Figure 5-4 RF transceiver unit (FR-8051/8111)Figure 5-5 RF transceiver unit (FR-8051/8111), bottom view, cover removedLimiter S-LX20MICRU-8014S orR

5–45.3 Display Unit(common to all models)Figure 5-6 Display unit, top viewSPU Board(03P9159)Figure 5-7 Display unit, top viewCRT Assy. (1/2)JM-12FUPo

5–5From top;SUB-BRIGHTNESS (VR205),BRIGHTNESS (VR204),CONTRAST (VR101)FOCUS (VR203)H.SIZE (L204)TX-HV Board(HV-9017)Figure 5-8 Display unit, right sid

ivImmediately turn off the power when-ever you feel the equipment isabnormal. Continued use can cause equipmentdamage.Keep magnets and magneticfields

A–1Appendix ADESCRIPTION OFOPTIONAL EQUIPMENTThis appendix provides a brief description of op-tional equipment which can be connected to theFR-8051/81

A–2A.2 Auto Plotter ARP-15The Auto Plotter ARP-15 is an optional circuitboard which is accommodated in the display unitof the radar.The Auto Plotter

vTABLE OF CONTENTSSAFETY INFORMATION...

vi1.36 Outputting Cursor Position (TLL data) ...... 1-261.37 Selecting Uni

viiFOREWORDA Word to FR-8051/8111/8251OwnersFURUNO Electric Company thanks you forpurchasing the FR-8051/8111/8251 MarineRadar. We are confident you w