Simrad ST90 - Page 31

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aOntheOperatingPanel,pressMiddle.
Whilethetransducerismovingtheindicatorlampashes,andanaudible
signalissounded.Whentherequestedpositionhasbeenreached,theindicator
lampislit,andtheaudiblesignalstops.
b[Sonarroom]Whenthetransducershaftstops,makesurethishappensatthe
correctmiddleposition.
5Lowerthetransducertoitsbottomposition.
aOntheOperatingPanel,pressDown.
Whilethetransducerismovingtheindicatorlampashes,andanaudible
signalissounded.Whentherequestedpositionhasbeenreached,theindicator
lampislit,andtheaudiblesignalstops.
b[Sonarroom]Whenthetransducershaftstops,verifythatthecorrectbottom
positionhasbeenreached.
6Hoistthetransducertoitsmiddleposition.
aOntheOperatingPanel,pressMiddle.
b[Sonarroom]Whenthetransducershaftstops,makesurethishappensatthe
correctmiddleposition.
7Hoistthetransducertoitsupperposition.
aOntheOperatingPanel,pressUp.
Whilethetransducerismovingtheindicatorlampashes,andanaudible
signalissounded.Whentherequestedpositionhasbeenreached,theindicator
lampislit,andtheaudiblesignalstops.
b[Sonarroom]Whenthetransducershaftstops,verifythatthecorrectupper
positionhasbeenreached.
8Lowerthetransducertoitsbottomposition.
aOntheOperatingPanel,pressDown.
TestingtheST90operationalfunctionality