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RadarOverlayGuidev4

RIB6

Thisguidecanbeusedwhenconnectingradaroverlaytoanyscannerforoptimalperformanceandstability.

Beforeyoustartwithradaroverlaysetupandadjustmentbesurethat:

RIB6firmwareisalreadyupgradedtoversion33:hardwarecompatiblewithallMFDsoftwareversions RIB6.1(firmwareversion37):compatiblewithMFD2.00.012b.2527andupwards

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1Findingsignals.

Thereare3possibilitiestoconnectsignalsfromradartoRIB6.

a. Analogueseparatevideo,trigger,headingandbearing(mostradars)b. Compositesignal.Alldatainonecoax(SAMAtlas,Raytheon)c. SperryBridgeMasterE

KeepinminditisNOTallowedtocutanycablesandsplitsignalonexistingradar.Allconnectionsmustbeon

spare/slaveoutput.Ifthisisnotpossibleownerofradarmustapproveinstallationsincethismayaffectproduct

certificateoforiginalradarandalsocomplicatefutureservice.

1aSeparatesignals

Firstlocateallsignaloutputfromradar.ForsomeradarwehavecompleteTransasguideswithreferenceto

terminalnumberetc.Ifnotfoundyoucanuseservicemanualfromradarmanufacturer.Connectoscilloscope

andcheckqualityoneachsignal.Itshouldlookasbelowpictures.Polarityandlevelmayvaryfordifferent

radars.

Trigger Bearing

Heading Video

NowconnecteachsignaltocorrectinputonRIB6.PlaceRIBclosetotheradaranduseasshortcablesas

possible.BettertoextendnetworkcabletoECDISnetworkiflongdistance.

OpenRIB6coverandsetSW1to:ONOFFOFFOFF

SW2OFFOFFOFFONandSW5OFFOFFONOFFforhighvideoandtriggerimpedance.

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InSystemConfigurationselectcorrectscanner.Ifnotfoundtrytouseanythingfromsamemanufacturer.Set

polarityfortrigger,videoandheadingtomatchrealityasmeasuredbyoscilloscope.

NowconnectoscilloscopetoTP18tomeasurelevelontriggerpulse.Iflowyoumaylowerinputimpedanceon

SW2.Justmakesurepictureonoriginalradarisstillstable.Goodvaluefortriggerthresholdisinmiddleof

cleanspan.Stayoutfromnoise.Notethistheoreticalthresholdvalue.

NowconnectoscilloscopetoTP19andmeasuretriggerthresholdlevel.Adjusttriggerthresholduntilsamelevel

inoscilloscopeasyouhavedecidedasgoodfollowingaboveprocedure. Usinga2channeloscilloscopeit

shouldlooklikebelowpicture.

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TP32shouldnowshowaclearandstabletriggersignallikebelow.

NowdothesameforHeadingandBearingsignal.

Startwith

SW3

(bearing)

and

SW4

(heading)

in

position

OFF

ON

OFF

OFF

(1,2kOhm).

Then

connect

oscilloscopetoTP20(bearinginput)tofindagoodlevelforthreshold.IfabsentorlowchangeSW3to560

Ohm,500kOhmoralloff.Againcheckonoriginalradarandmakesureitisstillstable.Oncedoneadjust

thresholdandcheckonTP21.

WhencorrectlyadjustedTP33shouldindicateastablebearingpulse.

Repeatforheadingline.TestpointsareTP22(input),TP23(threshold)andTP34(headingsignaltobeused)

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1bCompositesignals

Raytheon

SetSW1toONONOFFOFF

Measuresignal

cable

from

radar

with

oscilloscope

and

make

sure

all

components

are

present.

Sample

below

fromRaytheonPathfinderradar.

SW2,SW3andSW4settoOFFOFFOFFONforcompositemode.

Nowadjustthresholdlevelsfortrigger,bearingandheadingbysameprocedureasforseparatesignalsabove.

Onlydifferenceisheading(TP34)andbearing(TP33)shouldshowcleardatasignalandnotactualpulses.See

picturebelow.

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SAMAtlas

Set: SW1toOFFONOFFOFF

SW2&SW3&SW4&SW5 toOFFOFFOFFON

ConnectcoaxfromTB15orTB17inradarprocessor.

YouwillneedoneBNCTconnector.CompositejumperinRIB6isnotworkingwhendifferentpolarityon

Trigger/Video.

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Notethatnoperiodwillbeshownforheading/bearing.Carefullyadjustthosethresholdsbetweenvideopeak

anddatasignalpeakvalue.

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1cBridgeMasterE

WheninterfacedtoBMEforradaroverlayyoushouldconnecttoSperryInterswitch(partno:65842or95848)

onTSDxconnector(TSDCandSKVCorTSDDandSKVDtestedon2WAYInterswitchwithfollowingjumpers

settings:LK11/2,LK21/2,LK31/2).

IfInterswitchisnotavailableaSperrySlaveJunctionBox(partno:65849a)isrequired.ConnecttoTSDB.

WheneverythingconnectedandTriggersignalproperlydistinguished,redLEDonfrontofRIB6blinksequallyto

headingpulseinformationreception.

DIPswitchsettingsinRIB6:

JumperX15inRIB6shouldbeOPEN.

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Whenproperlyconnectedininterswitchunit,screenshotbelowpresentsTriggerandVideosignalsrecorded

directlyonRIB6sinput:

TriggerpulsefromTP18(blue)withTriggerthresholdlevelfromTP19(red):

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TriggersignalfromTP32:

Nextscreenshotshowsimportantstepswhichshouldbetaken(pointtobechecked)toobtainproperoverlay:

1. AmplificationandShifttobesetupasintuningchapter.2. Choosingcorrectsignaledge(Leading/Falling).

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3. Triggerthresholdsettings.4. ProperandstableHeading/Bearing/Triggersignalreception.5. MBdistanceandleveltobesetupas0.

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2Tuning

Ifprocedurein1a,1bor1cisfollowedyoushouldnowhavesomekindofpictureinRadarTest >Imagefolder.

GotoRIB6Configurationandcheckheading,bearingandtriggerperiod.Allvaluesshouldbestable(+ 10%is

acceptable)and

no

alarm

state.

PressOscillographbutton.

StartwithadjustingShiftlevelandAmplification. Shiftispreferablydoneonlongrange,Amplificationon

shorterrange.HoweveronceadjustedyoushouldcheckonvariousrangestoverifyOK.Itisimportantyoualso

changerangeonactualradartomakesurepulselengthwillchange.Aboveoscilloscopeshowgood

AmplificationandShift.

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Belowpictureisshiftvaluetoolow.

AndhereShiftistoohigh.

Amplificationistoolow.

OnlastpictureyoucanseeAmplificationistoohigh.

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3Pictureorientation

StartNaviSailorandshowradaroverlay.GotoTaskList >Radarsettings.

UnchecktheReadOnlyboxandtypepassword:transas

Nowadjust

bearing

and

distance

to

match

your

chart.

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4DIPswitchesandportsinRIB6