Raymarine e7 - Sonar Troubleshooting

6.5Sonartroubleshooting
Problemswiththesonarandtheirpossiblecausesandsolutionsaredescribedhere.
ProblemPossiblecausesPossiblesolutions
Unitpowersupplyfault.Checktheunitpowersupplyandcables.
Otherunitfault.Refertotheinstructionssuppliedwiththeunit.
CheckthattheunitiscorrectlyconnectedtoaRaymarinenetworkswitchor
crossovercoupler(asapplicable).
CheckthestatusoftheRaymarinenetworkswitch(ifapplicable).
SeaTalk
hs
/RayNetnetworkproblem.
CheckthatSeaTalk
hs
/RayNetcablesarefreefromdamage.
Nodatasourceforthesounder.
Softwaremismatchbetweenequipment
maypreventcommunication.
ContactRaymarinetechnicalsupport.
GainorFrequencysettingsmaybe
inappropriateforpresentconditions.
Checkthesounderpresets,gainandfrequencysettings.
UnitpowersupplyfaultCheckthevoltagefromthepowersupply,ifthisistoolowitcanaffectthe
transmittingpoweroftheunit.
Unitcablefault.
Ensurethatthepower,transducerandallothercablestotheunitare
properlyconnectedandfreefromdamage.
Checkthatthetransducerismountedcorrectlyandisclean.
Checkthetransduceriswithin10°ofvertical.
Transducerfault
Ifyouhaveatransom-mounttransducer,checkthatthetransducerhasn’t
kickedupduetohittinganobject.
Otherunitfault.Refertotheinstructionssuppliedwiththeunit.
Vesselstationary
Fisharchesarenotdisplayedifthevesselisstationary,shwillappearon
thedisplayasstraightlines.
Highvesselspeed
Turbulencearoundthetransducermaybeconfusingtheunit.
Problematicdepthreadingsorsonar
image.
94e7/e7D—Installationinstructions