Simrad ST90 - Page 345

442703/B
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Procedure
1Connectthesynchronizationcablefromtheremotesystemtoanavailable
communicationportonyourProcessorUnit.
ThisisdescribedintheCablelayoutandinterconnectionschapter.Observethe
applicablerequirementsrelatedtocabling.Makesurethatthetotallengthofthe
seriallinecabledoesnotexceedapproximately50meters.Ifalongercableis
required,youmayneedtousebufferampliers.IftheProcessorUnitisnottted
withasuitableseriallineconnector,useaUSB-to-serialconverter.Severaltypes
arecommerciallyavailable.
ALocalconnectionontheProcessorUnit
BConnectiononremotedevice
2TurnontheST90,andsetittonormaluse.
3OpentheSetupmenu.
4OntheSetupmenu,selectInstallation.
ObservethattheInstallationdialogboxopens.Thisdialogboxcontainsanumber
ofpagesselectedfromthemenuontheleftside.
5OntheleftsideoftheInstallationdialogbox,selectSynchronization.
6SelectSynchronizationMode.
•Stand-alone
Synchronizationisturnedoff.Thissynchronizationmodeisusedifthe
ST90isworkingbyitselfandwithnosynchronizationrequired.Thisisthe
defaultsetting.TheST90operatesusingitsinternalpingintervalparameters,
independentofanytriggersignalsarrivingatthesynchronizationport.
TheSynchronizationDelaysettingisnotapplicablewhensynchronizationis
switchedoff.
•Master
MastermodeisusediftheST90isgoingtoactasthecontrollingunitina
synchronizedsystem.Theperipheralhydroacousticsystem(s)areonlypermitted
totransmitwhenenabledbytheST90.WhenMastermodeisselected,theST90
willrunusingitsinternalpingintervalparametersandsendtriggersignalstothe
peripheralsystem(s).
Settingtowork