Simrad EK80 - Understanding the EK80 user interface

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401925/C
aMakesurethatthestructuretowhichthedisplayisfastenedissubstantial
enoughtoholdtheunitsecurelyunderalloperatingconditions.
bIfapplicable,makesurethatthedisplay(orthedisplaymountingbracket)is
boltedorweldedsecurelytothedeckand/orbulkhead.
cIfapplicable:Makesurethatampleventilationisprovidedtoavoid
overheating.
dMakesurethatamplespaceisprovidedaroundtheunittoallowfor
maintenanceandreplacementofparts.
eMakesurethatthebolts,screwsorstudsthathavebeenusedareallofthe
correctsize.
fMakesurethatthecorrectatandshake-proofwashershavebeenused.
gMakesurethatallthenutshavebeentightenedproperly.
hMakesurethatallweldsandbracketshavebeenpaintedwiththecorrect
preservationmediumtopreventcorrosion.
3Makesurethatthedisplayisinstalledinthecorrectlocation,andthatitissuitably
orientatedwithrespecttoambientlightconditionsandreections.
4Makesurethattheunitisnotphysicallydamaged,andthatthesurfacesand
paint-workarecleanwithoutdentsorscratches.
Thephysicalhandlingduringtheinstallationmayhavecausedsomeminor
scratchestothesurfacesorpaint-work.Thiscanbeaccepted.However,ifrough
handlinghascausedseriousdamage,thismustberecordedwithawrittenstatement
andnecessaryphotos,sothatcorrectiveactionscanbemade.
5Makesurethattheunitisrmlyconnectedtoship'sground.
aTheunitmustbeconnectedtotheship'sgroundwithanearthingstrap.The
strapmustbeinadditiontoanyincidentalelectricalcontactmadebythe
mountinglugsontheunit.
bUseastandardmultimetertocheckthattheresistancebetweentheunitandthe
ship'sgroundisapproximately0(zero)Ω.
6Makesurethatcableinstallationhasbeencompleted.
aMakesurethatallcablesleadingtoandfromtheunithavebeenproperly
mountedandsecured.
bMakesurethatenoughslackhasbeenprovidedoneachcabletoallowfor
maintenanceandreplacement.
7Makesurethattheunithasbeenidentiedwiththerelevantproductlabel(s),and
thatonelabelincludesthepartandserialnumbers.
SimradEK80HarbourAcceptanceTest