Simrad ES80 - Verifying that the Bottom Is Correctly Detected

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2SetOperationtoReplay.
Thereplaybaropensautomatically.Itispositioneddirectlybelowthetopbaratthe
topoftheES80presentation.
3SelectPlay/Pausetostarttheplayback.
4Tostopthereplay,chooseanyotheroperationalmode.
Furtherrequirements
Ifyouneedtoselectwhichlestoreplay,clickReplayFileundertheOperationbutton.
Youcanalsoclickthelargebuttoninthemiddleofthereplaybar.
Relatedtopics
Operationfunction,page315
ReplayFiledialogbox,page440
Replaybardescription,page283
Verifyingthatthebottomiscorrectlydetected
LocatingthebottomisimportantfortheES80.TheES80needsthis"bottomlock"to
locatethecorrectdepth,andtostayonitduringtheoperation,evenifthedepthchanges
continuously.Occasionally,difcultenvironmental,waterorbottomconditionsmay
inhibit"bottomlock".
Context
TheBottomDetectionparametersprovideseparatelimitsforminimumandmaximum
depth.Theselimitsmaybeusedtoobtain"bottomlock"onthedepthwhentheES80is
transmitting.TheBottomBackstepparameterallowsyoutomanuallymodifywhereon
thebottomechothedepthshallbedetected.
Tip
Ifyouhaveproblemswithbottomdetection,youmayconsiderdisablingit.Thiscanbe
usefulifyouonlywishtostudytargetsinthewatercolumn.
Procedure
1OpentheActivemenu.
SimradES80ReferenceManual