Simrad ST90 Installation Manual

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10Notifythesonarroomthatthetestisnished.
11[Sonarroom]ClosethedoorontheTransceiverUnit.
12[Sonarroom]ClosethedoorontheMotorControlUnit.
13[Sonarroom]Closethe_NotUsed_.
Furtherrequirements
Afterthesetasks,theST90isturnedon,butitisnottransmitting("pinging").The
transducerishoistedtoitsupperposition.Ifyouwishtoproceedwiththesettingtowork
tasks,leavetheST90inthisstate.Ifyouwishtoproceedlater,turntheST90off.
Relatedtopics
Settingtoworksummary,page242
TurningontheST90forthersttime,page276
Turningontheentiresystem-Sonarroomsteps
Whenallcableshavebeenproperlyconnected,theST90canbestarted.Inorderto
turnontheST90forthersttimeinacontrolledmanner,twotasksmustbedone
simultaneously.Thesetasksaredoneinthesonarroom.
Prerequisites
TheST90isinstalledasspeciedinthismanual.
•ThedoorontheTransceiverUnitisremoved.
•ThedoorontheMotorControlUnitisopen.
Youmustbeequippedwithastandardsetoftools.Thistoolsetmustcomprisethe
normaltoolsforelectronicandelectromechanicaltasks.
Context
Certainstepsinthetwoproceduresarelocationspecic.Thestepsmarked[Bridge]
aredoneonthebridge.
Procedure
1[Bridge]Makesurethatyouhavesufcientwaterdepthbelowthekeelbefore
youlowerthetransducer.
2[Bridge]TurnontheST90.
3[Bridge]Lowerthetransducertoitsmiddleposition.
a[Bridge]OntheOperatingPanel,pressMiddle.
bWhenthetransducershaftstops,makesurethishappensatthecorrectmiddle
position.
4[Bridge]OntheHorizontalmenu,setRangetoasuitablerange.
SimradST90InstallationManual

Simrad ST90 Specifications

General

Brand	Simrad
Model	ST90
Category	Sonar
Language	English