Simrad SX90 Operator manual

Operator manual

T E C H N O L O G Y F O R S U S T A I N A B L E F I S H E R I E S

www.simrad.com

Simrad SX90

Fish nding sonar

SimradSX90

Operatormanual

Thismanualprovidesyouwiththebasicinformation requiredtooperatetheSimradSX90Fishndingsonar. Formoredetailedinformationaboutmenusandparameters, refertotheSimradSX90Referencemanual.

WARNING:TheSimradSX90sonarmustneverbe poweredupwhentheshipisindrydock.Thetransducer willbedamagedifittransmitsinopenair.Toprevent inadvertentuseofthesonar ,pulloutthemainsplugon theProcessorUnitwheneverthevesselisindrydock.

22January2009

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Documenthistory

KongsbergMa r it im eAS Strandprome n a d e n5 0 P.O.Bo x1 11 N- 3 1 9 1H orten,N orway

S im ra d

Teleph one :+ 4 73 30 34 00 0 Telefa x:+ 473 30 42 98 7

contact @ s im rad.com

w w w . s im r a d .c o m

Documentnumber:307672/ISBN:978-82-8066-085-5

Rev.A25May2007

Rev.B

19October2007

SW1.4.0.Firstversionofmanual.

SW1.6.0.Newoperationalprocedurescreated.Misprints corrected.Nonewfunctionalityimplementedonthesonar.

SW1.6.4.New“NoiseFilter”addedtotheHorizontalmenu.

Rev.C

10April2008

Smallchangestothecolourpresentations.Operationalstability improved.

Rev.D

22January2009

SW1.6.5.Audiooutputfunctionalityimplemented.

©2009KongsbergMaritimeAS TheinformationcontainedinthisdocumentremainsthesolepropertyofKongsbergMaritimeAS.Nopart ofthisdocumentmaybecopiedorreproducedinanyformorbyanymeans,andtheinformationcontained withinitisnottobecommunicatedtoathirdparty,withoutthepriorwrittenconsentofKongsberg MaritimeAS.Thedocument,oranypartofit,maynotbetranslatedtoanyotherlanguagewithoutthe writtenapprovalfromKongsbergMaritimeAS.

Disclaimer

KongsbergMaritimeASendeavourstoensurethatallinformationinthisdocumentiscorrectandfairly stated,butdoesnotacceptliabilityforanyerrorsoromissions.

Warning

Theequipmenttowhichthismanualappliesmustonlybeusedforthepurposeforwhichit wasdesigned.Improperuseormaintenancemaycausedamagetotheequipmentand/orinjury topersonnel.Theusermustbefamiliarwiththecontentsoftheappropriatemanualsbefore attemptingtoinstall,operateorworkontheequipment. KongsbergMaritimeASdisclaimsanyresponsibilityfordamageorinjurycausedbyimproper installation,useormaintenanceoftheequipment.

Support

IfyourequiremaintenanceonyourSimradproductcontactyourlocaldealer.Youcanalsocontactususing thefollowingaddress:s

w w . s i m r a d . c o m .Onourwebsiteyouwillalsondalistofourdealersanddistributors.

visitw

i m r a d . s u p p o r t @ s i m r a d . c o m .Ifyouneedinformationaboutourotherproducts,

Operatormanual

Tableofcontents

ABOUTTHISMANUAL.......................................................7

SIMRADSX90FISHFINDINGSONAR................................8

Importantmatters.....................................................................................................8

Basicinformation.....................................................................................................8

GETTINGSTARTED..........................................................10

Poweron/offprocedures.........................................................................................10

Howtoperformbasicoperations...........................................................................12

Echopresentationandmenu........................................................................12

Temporarymenu.........................................................................................12

Themenustructure.....................................................................................14

Controlthecursor.......................................................................................15

Menubuttons..............................................................................................15

Changingaparametervalue.........................................................................16

Visualaids..............................................................................................................17

Commoninformationonthedisplay............................................................17

Movingtheboundarylines..........................................................................17

Cosmetics...............................................................................................................19

On-linehelp............................................................................................................21

OPERATIONALPROCEDURES..........................................23

Menuprocedures....................................................................................................23

Howtohidethemenu.................................................................................23

Howtosimplifythemenu...........................................................................24

Gainadjustmentprocedures...................................................................................24

Howtoadjustthegain.................................................................................24

HowtoadjusttheAGC...............................................................................25

HowtoadjusttheRCG...............................................................................25

HowtoadjusttheTVG...............................................................................26

Howtoadjustthedisplaygain.....................................................................26

Modeprocedures....................................................................................................27

Howtoselectoperationalmode...................................................................27

HowtodenethefunctionoftheModebuttons............................................27

Howtosorttheoperationalmodes...............................................................28

Markersandsymbolsprocedures...........................................................................28

Howtoaddtargetandcirclemarkers...........................................................28

Howtoaddanownshipsymbol..................................................................29

Howtoaddagearsymbol...........................................................................29

Howtoinvestigatemarkerandsymbolinformation.......................................31

Howtodeleteamarkerorsymbol................................................................31

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SimradSX90

Storageprocedures.................................................................................................32

Howtostoresonarimages...........................................................................32

Howtorecallsonarimages..........................................................................33

Howtokeepsonarimages...........................................................................34

Howtodeletesonarimages.........................................................................34

Howtorenamesonarimages.......................................................................35

Howtoprintsonarimages...........................................................................36

HowtoburnsonarimagesonaCD..............................................................36

HowtocopysonarimagestoaUSBmemorystick.......................................37

Automaticsearchandtrackingprocedures............................................................37

Howtostartthehorizontalsearchprogram...................................................37

Howtostarttheverticalsearchprogram.......................................................38

Howtoenablepositiontrack.......................................................................39

Howtoenabletargettrack...........................................................................39

Howtoaddatargettrackingline..................................................................40

Usersettingprocedures..........................................................................................41

Howtosavethecurrentusersetting.............................................................41

Howtoloadausersetting...........................................................................41

Howtorenameausersetting.......................................................................41

Howtodeleteausersetting.........................................................................42

Howtoloadthefactorysettings...................................................................42

Installationofoptions.............................................................................................43

DISPLAYMODES.............................................................45

OPERATINGPANEL.........................................................48

MENUDESCRIPTIONS.....................................................50

Activemenus..........................................................................................................50

Horizontalmenu.........................................................................................51

Verticalmenu.............................................................................................53

Vertical180menu.......................................................................................54

Displaymenu.............................................................................................56

Setupmenu................................................................................................57

Objectsmenu..............................................................................................59

Temporarymenus...................................................................................................59

Cosmeticsmenu.........................................................................................59

Store/Recallmenu.......................................................................................59

SystemTestmenu.......................................................................................60

SortModesmenu........................................................................................60

Pop-upmenus.........................................................................................................60

Viewmenus............................................................................................................60

GeoViewmenu...........................................................................................61

VerticalViewmenu......................................................................................61

CatchViewmenu........................................................................................61

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Operatormanual

Messages................................................................................................................61

BASICTHEORY................................................................63

Settings...................................................................................................................63

WhatisTVG?............................................................................................63

WhatisAGC?............................................................................................64

WhatisthePPFilter?..................................................................................64

Aboutpulseformandlength........................................................................64

Aboutbeamwidths.....................................................................................65

AboutGain.................................................................................................65

WhatisRCG?............................................................................................66

Aboutsearchsectors...................................................................................66

Abouttilt....................................................................................................67

Noiseandreverberation..........................................................................................67

Cavitation...................................................................................................68

Reverberation.............................................................................................68

Blocking....................................................................................................69

Checkthenoiseyourself!............................................................................69

Layersanddeections............................................................................................70

Temperatureandsalinitylayers....................................................................70

Deections.................................................................................................70

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SimradSX90

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ABOUTTHISMANUAL

Aboutthismanual

Purpose

Thepurposeofthisoperatormanualistopresentthedescriptions andproceduresrequiredtooperatetheSimradSX90Fishnding sonarsysteminasafeandefcientmanner.Itisnotpossibleto describeallfunctionsandparametersindetail.Itisthereforealso importantthatyoustudytheotherdocumentsthatareprovided withyoursonar.

References

Refertothefollowingmanualsforadditionalinformation abouttheSimradSX90sonarsystem.Ordernumbersin brackets.Alldocumentscanbedownloadedfromourwebsite

t t p : / / w w w . s i m r a d . c o m .

•SimradSX90InstallationManual,English[307531]

•SimradSX90OperatorManual,English[307672]

•SimradSX90OperatorManual,Norwegian[315143]

•SimradSX90ReferenceManual,English[307670]

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SimradSX90

SIMRADSX90FISHFINDINGSONAR

StudythischaptertofamiliarizeyourselfwiththeSimradSX90 Fishndingsonarsystem.

Importantmatters

Aswithalladvancedinstruments,thereareafewimportant mattersabouttheSX90thatyoumustremember.

Beforeyouswitchonthesonar

Whenyoupowerupthesonar,thetransducerislowereddown belowthevessel’shull.Makesurethatyouhavesufcientwater depthbeforeyoudothis!

Whenthesonarisnotinuse

Toprotectthesonarwhenitisnotinuse,westronglyadviceyou tohoistthetransducer,eventhoughyoumaynotswitchoffthe power.Innarroworshallowwatersthisisveryimportant,since youmay-inworstcase-runthetransducerintothebottom. Thiswilldamagethetransducerandthetransducershaft,and extensiverepairisrequired.

Whenyoudockthevessel

Itisveryimportantthatthesonarsystemremainss whenthevesselisindrydock.Ifthetransducerissubjected totransmitpowerwhenitisinopenair,itwillbedamaged. Asasafeguardingmeasure,youcanremovethepowerfuses onthesonarsystembeforethevesselisdocked.Asanextra safeguardingmeasure,thesonarisbydefaultpoweredupwith thetransmitpowerswitchedoff.

Ifsomethingbreaksdown

Ifyouthinkthatsomethinghasbeendamagedonthesonar, contactyourlocaldealerforadvice.

w i t c h e d o f f

Basicinformation

TheSimradSX90Fishndingsonarisalongrange omnidirectionallowfrequencysonar.Itisdesignedformedium andlargesizedshingvessels,preferablyforpurseseiners,butit isalsowellsuitablefortrawlers.Thesonarallowsyoutochoose anoperationalfrequencybetween20to30kHz(in1kHzsteps), andthebeamcanbeelectronicallytiltedfrom+10to–60degrees.

Greatemphasishasbeenplacedongivingthebestpossible presentationsonahighresolutioncolourdisplay.TheProcessor UnitiscontrolledbyMicrosoft’sWindowsXP®operating system,whichresultinaexiblechoiceofdisplaymodesfora largerangeofuserapplications.

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SimradSX90Fishndingsonar

Thesignalprocessingandbeamformingisperformedinafast digitalsignalprocessingsystemusingthefulldynamicrange ofthesignals.Inadditiontothetraditionalsinglefrequency transceiversystem,theSimradSX90Fishndingsonarcontains anadvancedfrequencymodulatedltersystem(FM).

Thecylindricalmulti-elementtransducerallowsthe omnidirectionalsonarbeamtobetiltedelectronicallydownto

-60degrees.Thisallowsyoutoautomaticallytrackschoolsof sh,andtoobservethewholewatervolumearoundthevessel. Astabilisingsystemisincludedforelectronicpitchandroll compensation.

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SimradSX90

POWER

Down

GETTINGSTARTED

Poweron/offprocedures

Pleasendthebasicinformationrequiredtogetyoustartedup.

Theseproceduresexplainhowtoswitchthesonarsystemon andoff.

Howtoswitchonthesonar

1PressthePowerbuttononthecolourdisplaymonitor.

2PressthePowerbuttonontheOperatingPanel,andkeepit

depressedforapproximatelytwoseconds.

•Thegreenlampontherightsideofthebuttonwillash toindicatedthatthepowerhasbeenswitchedon,andthat thecomputerisstartingup.

•AfterafewsecondstheProcessorUnitstartsup.Once upandrunning,itautomaticallystartstheBeamformer Unit.Y oucanobservetheprogressontheTRUOn/Off dialogboxesthatappear.

•Afterashortperiod(approximately2minutes)youwill seethesonarpictureonthedisplay.

3Checkthatthewaterdepthbeneaththekeelissufcientto

lowerthetransducer.

4PresstheDownbuttononthecontrolpaneltolowerthe

transducer.

•Thegreenlampnexttothebuttonwillash,andan audiblesignalindicatesthatthetransducermoves downwards.

•Whenthebottompositionhasbeenreached,thelamp willbelitcontinuously ,theaudiblesignalstops,and thetopbuttonintheStatusparameterdialogshows

Transducer:Down.

•Bydefaultthetransmitpowerisdisabledwhenthe sonarispoweredup.Thisisforsafetyreasons.Onthe

Horizontalmenu,youwillseethattheTXpowerbutton

ashestoremindyouofthis.

5ClicktheTXpowertoselectFull.

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6Pleasenote:

POWER

•IfthesonarsystemhasbeendisconnectedfromAC power,theProcessorandBeamformerUnitsmustbe startedmanually .Removetheprotectivepanelsonthe frontpanels(abovethefans),andusetheon/offswitch.

•Thesonarwillstartupevenifcircuitboardsinthe TransceiverUnitismalfunctioning.Thesonarwillthen needmoretimetoperformthestart-upprocedure,and ashortmessagewillbeprovidedabovetheprogress bar:Systemreadyforping,butwithreducednumberof TRX32.Afterthesonarhasstartedup,theTRUOn/Off dialogcanbeopenedbyclickingtheTRUOn/Offbutton ontheT estmenu.ClicktheAdvancedbuttontoobtain moreinformation.

Howtoswitchoffthesonar

Gettingstarted

1PresstheUpbuttonontheOperatingPanel.

•Thegreenlampnexttothebuttonwillash,andan audiblesignalindicatesthatthetransducerishoisted.

•Whentheupperpositionhasbeenreached,thelampwill illuminatecontinuously,theaudiblesignalstops,andthe upperbuttonintheStatusmenushowsTransducer:UP.

2PressthePowerbuttonontheOperatingPanel,andkeepit

depressedforapproximatelytwoseconds.

•Thesonarisswitchedoff.Notethatyoumustn o t usethe on/offswitchontheProcessorandBeamformerUnits, onlythisPowerbuttonontheOperatingPanel.

3Switchoffthedisplaymonitor.

4Pleasenote:

•Ifthesonarisswitchedoffuncontrolledwiththe transducerinitsloweredposition,thetransducermustbe raisedmanuallybymeansofthehoist/lowerswitchinthe MotorControlUnit,orwiththehandcrankprovided.

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SimradSX90

(CD015008A)

Howtoperformbasicoperations

Observethisbriefproceduretofamiliarizeyourselfwiththe basicoperationswithechopresentationsandmenuoperations.

Echopresentationandmenu

1Oncethesonarsystemisupandrunning,observethelayout

ofthedisplaypresentation:

•Onther

•Onthel

i g h t side,observethemenusystem(A).

e f t side,observethesonarechopresentation(B).

2OntheOperatingPanel,presstheMenubutton(located

abovethelargetrackball).

3Onthedisplay,observethatthemenudisappears.

4OntheOperatingPanel,presstheMenubuttononemore

time,andobservethatthemenureappears.

Figure1Basicmenu(A)andechopresentation(B)

Whenthemenuisremovedtheechopresentationisextendedto covertheentiredisplay.

Temporarymenu

1OntheOperatingPanel,presstheMenubuttontoremove

themenu.

2Onthedisplay,observethatthemenudisappears.

3Usethetrackball,andmovethecursorovertotheleftside

ofthedisplay.

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Gettingstarted

(CD015008C)

4Observethatthemenureappearsonthelefthandside,and

thattheremainingechopresentationareaisn

o t re-scaled.

5Movethecursortowardstherightsideofthedisplayagain,

andobservethatthetemporarymenudisappears.

6OntheOperatingPanel,presstheMenubuttononemore

time,andobservethatthemenureappearsontherighthand side.

Figure2T emporarymenu(A)appearance

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SimradSX90

(CD015009A)

Themenustructure

Themenuontherighthandsideofthesonardisplaycontains severaldifferentbuttons,tabsandparameterdialogs.

Thefollowingelementsareinuseonthemenu:

ASonartype:Thiseldsimplystatesthe

nameofthesonar.

BMode:Clickheretochangedisplaymode.

Ifyouclickonthemiddleofthebutton youwillopenadedicatedmenuformode selection.Ifyouclickontherightorleft sideofthebuttonyoucanscrollthrough theavailablemodes.

CTab:Clickonatabtobringforwardthe

menu.Inthisexample,whenyouclickon theDisplaytab,youwillopentheDisplay menu.

DMenu:Thisisthebodyofthemenu.Each

menuholdsoneormorebuttons.

EButton:Clickonabuttontochangethe

applicableparameter.Ifyouclickonthe middleofthebuttonyouwillnormally openadedicatedparameterdialogfor parameterselection.Ifyouclickonthe rightorleftsideofthebuttonyoucan scrollthroughtheavailablechoices.

FParameterdialog:Whenyouclicka

button,therelevantparameterdialogopens atthebottomofthemenu.Eachparameter dialogholdsoneormorebuttonsormenus. Tocloseaparameterdialog,clickthe

Closebutton.MostdialogsprovideaHelp

buttonforaccesstotheon-linehelp.In thisexampleyoucanseetheStatusdialog, whichisreplacedwhenaparameterdialog isopened.

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Controlthecursor

CURSOR

SONAROPERA TINGPANEL

Select

View

Object

(CD015022L)

(C )D015010A

Gettingstarted

Operatethetrackball(A)ontheOperating Panel.

Observethatthecursormovesonthesonar display,andthatitchangesitsformdepending onitslocation.

ObservethelocationoftheSelectbutton(B). Pressthisbuttontomakeaselection.

TheViewandObjectbuttonsabovethetrackball areusedtoopenspecicmenus.

(A)Clickheretodecrease theparametervalue

(B)Clickheretoincrease theparametervalue

(C)Clickheretoopenthe parameterdialog.

Menubuttons

Eachmenucontainsseveralbuttons.Eachbuttonshowsboththe functionandthecurrentparameter.Themajorityofthebuttons ineachmenueldhavethreefunctions:

•Youcanselectalowerparametervalue.

•Youcanselectahigherparametervalue.

•Youcanopentheapplicableparameterdialog.

UsethetrackballontheOperatingPanel,andpositionthe cursoroverthel theshapeofthecursorchangestoa“minus”sign.This meansthatthevalueoftheparameterwilldecreasewhen youpresstheSelectbuttonontheOperatingPanel.

Positionthecursoroverther Observethattheshapeofthecursorchangestoa“plus” sign.Thismeansthatthevalueoftheparameterwill increasewhenyoupresstheSelectbutton.

Positionthecursoronthecentreofthemenubutton(C). Observethattheshapeofthecursorchangestoa“menu” symbol.Thismeansthattheapplicableparameterdialog willopenwhenyoupresstheSelectbutton.Thedialog appearsinthelowerpartofthemenueld.

e f t sideofthebutton(A).Observethat

i g h t sideofthebutton(B).

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SimradSX90

(C )D015010B

Changingaparametervalue

Observethisgenericproceduretochangeaparametervalue. Onceyouhavegainedmoreexperience,andhavebecomemore familiarwiththeavailableoptions,youwillselecttheparameters directlyfromthebuttons.

Figure3Changingaparametervalue

1Movethecursortothemiddleofthemenubutton(A).

Observethatthecursorchangesitsshapetoamenusymbol.

2PresstheSelectbuttonontheOperatingPanel.

3Observethatthecorrespondingparameterdialog(B)opens

atthebottomofthemenu.

4Movethecursordowntothedialog,positionthecursor

overtherequestedparametervalue(C),andpresstheSelect buttonagain.

5Observethatthechangeyouhaverequestedtakesimmediate

effectonthesonar.

•Thismakesiteasytotesttheeffectofeachparameter setting.Notehoweverthattransceiverrelatedparameters willrstbeoperationalinthenextping.

6MovethecursordowntotheClosebutton(D),andpress

theSelectbuttonagain.

7Observethattheparameterdialogcloses.

Note

Inthismanual,thephrase“Clickthebutton”meansthatyou shallpositionthecursoroverthemenubutton,andthenpress theSelectbuttonontheOperatingPanel.

Certainparametersettingsareidentiedwithanasterisk(*).This symbolindicatesthedefaultsettingknowntoperformwellunder normalconditions.Ifyouget“lost“intheparametersettings,the

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Visualaids

Gettingstarted

Defaultsettingsfunctionwillbringupthesenormalparameters.

TheDefaultsettingfunctionisavailableontheSetupmenu,anda dedicatedparameterdialogisused.

IntheSimradSX90sonar,allparametersarestored.This functionwillcausethesonartorememberalltheselected parametersettings,evenwhenthesonarisswitchedoff.

Thesonardisplaycontainsnotonlythesonarpictureandthe menusystem,butalsootherinformationthatisusefulfor efcientoperation.

Commoninformationonthedisplay

Innearlyalldisplaymodes,thefollowinginformationis provided.

Figure4Visualaids

ACurrentgain.

BCurrentrange.

CThecursor’scurrentgeographicalposition(providedthat

thenecessarysensorisconnectedtothesonar).

DThecursor’scurrentbearingrelativetothevesselortrue

north(providedthatthenecessarysensorisconnectedto thesonar).

ECurrenttilt.

FCurrentrangeanddepthtothetarget.

Movingtheboundarylines

Inmostdisplaymodeswithmultipleviews,thesizeofeachview caneasilybemodiedbymovingtheboundarylinebetweenthe views.Observethefollowingprocedure:

1Placethecursorontheboundaryline.Observethatit

changesitsshapetoadoublearrow(↔).

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2Pressa

n d h o l d theSelectbuttonontheOperatingPanel.

SimradSX90

3MovethecursorwiththeSelectbuttondepressed.Observe

thattheboundarylineismoved.

4ReleasetheSelectbutton.

5Observethattheboundarylinehasbeenrelocatedtothenew

cursorposition.

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Gettingstarted

(CD015013B)

100

200

300

400

Cosmetics

ThechoicesintheCosmeticsmenuallowsyoutoenableor disablearangeofvisualaidsinthesonarpicture.

1ClicktheDisplaytabtoopentheDisplaymenu.

2ClicktheCosmeticsbuttontoopentheCosmeticsmenu.

3Observearangeofparametersavailabletoprovideyouwith

additionalinformationonthesonarpicture.

Figure5BearingCard(A),WindMarker(B)andDistance Rings(C)

TheBearingCard(A)showsthecurrentbearingrelativetothe vessel.Themarkersareshownasshortwhitelinesforevery10th degreealongtheoutercircleofthesonarview.

TheWindMarker(B)isshownasanarrowdrawnfromthe Compasscardpointingtowardsthecentreofthedisplay .Ifa windsensorisconnectedtothesonar,itwillautomaticallyshow thecurrentwinddirection.Otherwise,thewinddirectionmaybe enteredmanually.Thearrowhasaxedlength,itisnotscaled accordingtothecurrentwindspeed.

TheDistanceRings(C)areshownasdottedrings,eachwitha rangeread-outonthelefthandsideofthedisplaycentre.

307672/D

SimradSX90

(CD015013C)

1123m

100m

200m

300m

400m

Figure6V ariableRangeMarker(D),CompassCard(E)and VerticalRing(F)

TheVariableRangeMarker(VRM)(D)consistsofanadjustable rangeringwithrangeread-out.Itcanbeusedforanytypeof distancemarkingrelativetothevessel.T oadjustthemarker, locatethecursoronthemarkerring,presstheSelectonthe OperatingPanel,andmovethecursorwiththeSelectbutton depressed.Whenthebuttonisreleased,thevariablerange markerradiuswillbemovedtothenewcursorposition.

TheCompassCard(E)isshownasshortyellowlinesfor every10thdegreealongtheoutermostcircleofthesonarview. Atrianglesymbolindicateseach90thdegree.Ithaslabels indicatingNorth,East,SouthandWest.Itisupdatedwhenthe headingofownshiphaschangedmorethan1degree.

TheV erticalRing(F)showstheselectedrangeofthevertical sliceasafullcircleinthehorizontalpresentation.Thisisan indicationofwhichdistanceatargetshouldbepresentedinthe verticalview.TheVerticalRingwillonlybevisibleinthose modesthatsupportaverticalslice.

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Figure7DepthDividers(G),BowMarker(H)andMinute

(CD015013D)

100m

200m

300m

400m

Markers(I)

Gettingstarted

TheDepthDividers(G)arehorizontaldottedlinesusedto visualizethedepthstepsintheverticalslices.

TheMinuteMarkers(H)areshownassmallcirclesonthetrack historyoftheship.

TheBowMarker(I)isheadingmarker.Itisadottedlinedrawn

On-linehelp

fromthebowofyourownship.

TheSimradSX90sonarisequippedwithacomprehensive on-linehelpsystem.Helpisprovidedintwolevels:On-lineand Free.Itisavailablefromalltheparameterdialogsandmenusby clickingtheHelpbutton.

Oncepressed,thersthelptextwillappearinthebottomofthe menu.ThisistheOn-linetext.Itisshort,contextsensitive,and designednottointerrupttheoperationofthesonar.Toclosethe

Helpdialog,clicktheClosebutton.

Toaccessmoredetailedinformation,clicktheFreebutton. Thiswillopenthecompleteinteractivemanual.Itcontainsthe sameinformationastheprintedSX90ReferenceManual,but

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SimradSX90

theinformationisaccessedusingthemenuonthelefthandside andinteractivelinksthroughoutthedocument.ClickFreeinthe bottomleftcornertoreturntothesmallon-linedialog,orClose toexittheinteractivemanual.

Note

IfyouclickClosebuttontoclosethelargeinteractivemanual (Free),thismanualwillautomaticallyreappearthenexttime youclickaHelpbutton.

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+ 56 hidden pages