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442703/B

369

Verifyingthecommunicationwiththecoursegyro

Inordertooperatecorrectly,theST90requiresinputfromacoursegyro.Thecurrent

headingisshownonthetopbarifyouhaveenabledthisintheDisplayOptionsdialog

box.Thecommunicationwiththesensoristested.

Prerequisites

Thisprocedureassumesthat:

•ThesensorisconnectedtotheST90.Itisswitchedonandinnormaloperation.

•Theinterfaceportissetupwiththecorrectcommunicationparameters.

•YouarefamiliarwithNMEAandotherrelevantdatagramformats.

•Youknowhowtosetuptheparametersforserialandlocalareanetwork(LAN)

communication.

•Thevesselisberthedoratsea.

•Allrelevantvesseldrawings,installationreportsand/ormeasurementresultsare

available.

•TheST90isturnedon,anditisworkingnormally.

Neithertoolsnorinstrumentsarerequired.

Context

Note

TheinputfromacoursegyroisessentialforST90operation.Withouttheinputfroma

coursegyro,theST90willnotbeabletopresentcorrectnavigationalinformation.This

lackofcompensationwillpreventtheST90fromprovidingcorrectechoinformation.

Inmostcasesasuitablecoursegyroisalreadyinstalledonthevessel.Aglobal

positioningsystem(GPS)withacompatibleoutputformatcanalsobeused.

ThepropertiesofeachoftheavailablecommunicationportsaredenedontheI/OSetup

page.TheSensorInstallationpageallowsyourST90tocommunicatewithexternal

sensorsandsystems.Tomakesurethattheinformationfromthe"mostreliable"sensors

areusedbytheST90,usetheSensorCongurationpagetodeneadatagrampriorities.

ThecommunicationparametersdenedforNMEA0183are:

•BaudRate:4800b/s

•DataBits:8

•Parity:None

•StopBits:1

Procedure

1OpentheSetupmenu.

Settingtowork

Simrad ST90 Installation Manual

Other manuals for Simrad ST90