Raymarine E140 - Sonar Troubleshooting

6.5Sonartroubleshooting
Problemswiththesonarandtheirpossiblecausesandsolutionsaredescribedhere.
ProblemPossiblecausesPossiblesolutions
DSMpowersupplyfault.ChecktheDSMpowersupplyandcables.
OtherDSMfault.RefertotheinstructionssuppliedwiththeDSMunit.
CheckthattheDSMiscorrectlyconnectedtothedisplayorSeaTalk
hs
switch.
CheckthestatusoftheSeaTalk
hs
Switch.
SeaTalk
hs
networkproblem.
CheckthatSeaTalk
hs
cablesarefreefromdamage.
Nodatasourcefortheshnder.
Softwaremismatchbetweenequipment
maypreventcommunication.
ContactRaymarinetechnicalsupport.
GainorFrequencysettingsmaybe
inappropriateforpresentconditions.
Checktheshnderpresets,gainandfrequencysettings.
DSMcablefault.Ensurethatthepower,transducerandallothercablestotheDSMunitare
properlyconnectedandfreefromdamage.
Problematicdepthreadingsorsonar
image.
OtherDSMfault.RefertotheinstructionssuppliedwiththeDSMunit.
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E-SeriesWidescreeninstallation