
OperatingPanel
’Symbol’eld
TheSymbolbuttonsprovideon-screengraphicreferencesfor
targets,ownshipandshinggear.
(A)Targetmarker
Tomarkatarget,movethecursoroveritandpressthebutton.A
triangularsymbolwithacorrespondingnumberwillappearon
thescreenoverthetarget.Positiondataforthedenedmarkers
aredisplayedintheObjectsmenu.
•Notethatthesystemcontinuestotrackthemarkersevenwhen
outsidethesonarrange.
•TheTargetmarkerbuttoncanalsobeusedformanualtarget
trackingasthesystemisdesignedtocalculatethespeed,
courseanddistancebetweenthelasttwochosentargets.
•Thetargetmarkerdataisdisplayedinwhiteguresfor15
minutesinthelowerrighthandcornerofthehorizontal
presentation.Thisfunctionisalsoaneffectivemethodfor
determiningthedistancebetweentwoselectedpointsonthe
screen.
(B)Ownshipsymbol
The“ownship”buttonproducesasquaresymbolonthescreenat
thevessel’scurrentlocationwhenthebuttonispressed.Theown
shipmarker’spositiondataisdisplayedintheObjectsmenu.
(C)Circlemarker
Thismarkermaybeusedtoestimatethesizeofaschoolofsh
orasanindicationofthesizeofthepurseseine.Toactivatethe
function,movethecursortothedesiredpositionandpressthe
button.Acircularsymbolwillappearonthescreenatthechosen
location.Thesizeofthesymbolisequaltothatofthepurse
seineselected.
(D)Gearsymbol
Thegearsymbolmaybeeitherapurseseinecircleoratrawl
symboldependingontheparameterchosenbytheGearbutton
intheSetupmenu.Theselectedgearsymbolwillbedisplayed
inyellow.
Seinecircle
Thisisausefulaidinplanningtheshootingofthepurseseine.
1PresstheGearbutton.
323775/B
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