Simrad ST90 Installation Manual

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5SelectProcessortoopenthepage.
6OpentheElementBITE(ElementBuilt-InTestEquipment)dialogbox.
aSelectElementBITEtoopenthedialogbox.
bSelecttheB-Scantabtoopenthepage.
cSelectElementamplitude.
7Testthereceiverperformance.
aSetStartsampleto5000.
bSetSamplerangeto10000.
cLookatthepatternintheB-Scanpresentation,andcomparethemwiththe
exampleprovided.
ThisscreencaptureshowstheB-Scanpatternwhiletestingthereceiverin
thenearrange.
Todetectunserviceabletransducerelementsand/ortransceiverboards,youmust
comparetherectangles.WhenoperatingtheST90inport,thecolourswillbeless
homogeneousduetotheenvironmentalnoiseandtheshallowdepth.Duringnormal
operationatseathecolourswillbehomogeneous.
•Ifasingleelementis"dead"(notransmit,noreceive),therectangleiseasily
spottedbecauseitscolourisblack.
•Ifasingleelementisreceiving,butnottransmitting,therectangleisnormally
presentedinlightershadesofblue.
•Ifatransceiverboardis"dead"(notransmit,noreceive),allthetransducer
elementsconnectedtotheboardareeasilyspottedbecausetheyareallblack.
8Testthetransmitterperformance.
aSetTxPowertoMaximum.
SimradST90InstallationManual

Simrad ST90 Specifications

General

Brand	Simrad
Model	ST90
Category	Sonar
Language	English