381291/C
3
Tableofcontents
ABOUTTHISMANUAL..............................................................7
SIMRADSU90..........................................................................8
Important............................................................................................................................8
Systemdescription...........................................................................................................10
Systemdiagram................................................................................................................12
Generalsafetyrules..........................................................................................................13
Supportinformation.........................................................................................................13
GETTINGSTARTED................................................................16
OperatingPaneldescription.............................................................................................17
Startingnormaloperation................................................................................................20
TurningontheSU90fornormaluse......................................................................20
Gettingtoknowtheuserinterface.........................................................................21
Gettingtoknowpresentationmodesandviews.....................................................23
SelectingNormalmodetostart"pinging"..............................................................27
Adjustingtheradiusofthesearcharea..................................................................28
Adjustingtheechosensitivity................................................................................29
Changingtheverticalangleofthesonarbeams.....................................................31
Adjustingthehorizontaldirectionofthesonarbeam............................................33
TurningofftheSU90..............................................................................................35
Basicoperatingprocedures..............................................................................................36
Selectingthelanguagedisplayedinthemenusanddialogboxes..........................36
Selectingoperatingfrequencyforminimumnoise................................................37
Hidingthemenusystemwhenyoudonotneedit.................................................38
Savingsingleorsequentialscreencaptures...........................................................38
Savingthecurrentusersettings..............................................................................40
Deningtheping(transmission)modes.................................................................41
OPERATINGPROCEDURES.....................................................43
Gettingstarted..................................................................................................................44
TurningontheSU90..............................................................................................44
Loweringandhoistingthetransducerfromtheuserinterface...............................45
TurningofftheSU90..............................................................................................46
Choosingoperatingmodeandkeytransmitparameters..................................................48
SelectingNormalmodetostart"pinging"..............................................................48
SelectingReplaymode...........................................................................................49
SelectingInactivemode.........................................................................................50
SettinguptheSU90formaximumechorefreshrate.............................................51
Transmittingsinglepings.......................................................................................52
OperatorManual