Raymarine RVM-400 Series - Sonar Troubleshooting Guide

Sonartroubleshooting
Scrollingimageisnotbeingdisplayed
P
ossiblecausesPossiblesolutions
SonardisabledEnable[Ping]fromtheFishfinderapp
’ssoundertab:
[Menu>Settings>Sounder>Pingenable].
Incorrecttransducer
selected
Checkthatthecorrecttransducerisselectedinthe
Fishfinderapp
’sTransducertab:[Menu>Settings
>Transducer].
Damagedcables
1.Checkthatthetransducercableconnectoris
fullyinsertedandlockedinposition.
2.Checkthepowersupplycableandconnectors
forsignsofdamageorcorrosion,replaceif
necessary.
3.Withtheunitturnedon,tryflexingthecable
neartothedisplayconnectortoseeifthis
causestheunittore-boot/losepower,replace
ifnecessary.
4.Checkthevessel’sbatteryvoltage,the
conditionofthebatteryterminalsandpower
supplycables,ensuringconnectionsare
secure,cleanandfreefromcorrosion,replace
ifnecessary.
5.Withtheproductunderload,usinga
multi-meter,checkforhighvoltagedropacross
allconnectors/fusesetc(thiscancausethe
Fishfinderapplicationstostopscrollingorthe
unittoreset/turnoff),replaceifnecessary.
Damagedorfouled
transducer
Checktransducercondition,ensuringitisnot
damagedandisfreefromdebris/fouling.If
necessary ,cleanorreplaceyourtransducer.
Aftercleaningorreplacementcoatthetransducer
usingawater-basedanti-foulingpaint.
Wrongtransducer
fitted
Checkproductandtransducerdocumentationand
ensurethatthetransduceriscompatiblewithyour
system.
P
ossiblecausesPossiblesolutions
Externalsonar
module:network
connectionproblem.
Checkthattheunitiscorrectlyconnectedtoyour
displayornetworkswitch.Checkallconnectionsto
ensurethattheyaresecure
,cleanandfreefrom
corrosion,replaceifnecessary.
Externalsonar
module:software
mismatchbetween
equipment
mayprevent
communication.
EnsureallRaymarine®productscontainthe
latestavailablesoftware,checktheRaymarine®
website:www.raymarine.com/softwareforsoftware
compatibility.
Nodepthreading/lostbottomlock
PossiblecausesPossiblesolutions
Transducerlocation
Checkthatthetransducerhasbeeninstalledin
accordancewiththeinstructionsprovidedwiththe
transducer.
Transducerangle
Ifthetransducerangleistoogreatthebeamcan
missthebottom,adjusttransducerangleand
recheck.
Transducer
kicked-up
Ifthetransducerhasakick-upmechanism,check
thatithasnotkickedupduetohittinganobject.
Powersource
insufficient
Withtheproductunderload,usingamulti-meter,
checkthepowersupplyvoltageasclosetotheunit
aspossibletoestablishactualvoltagewhenthe
currentisflowing.(Checkyourproduct’sTechnical
specificationforpowersupplyrequirements.)
Damagedorfouled
transducer
Checktransducercondition,ensuringitisnot
damagedandisfreefromdebris/fouling.If
necessary,cleanorreplaceyourtransducer.
Aftercleaningorreplacementcoatthetransducer
usingawater-basedanti-foulingpaint.
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