Raymarine c95 - Page 353

PossiblecausesPossiblesolutions
6.Withtheproductunderload,usingamulti-meter,checkforhighvoltagedrop
acrossallconnectors/fusesetc(thiscancausetheFishnderapplicationsto
stopscrollingortheunittoreset/turnoff),replaceifnecessary.
Vesselspeedtoohigh
Slowvesselspeedandrecheck.
Bottomtooshallowortoodeep
Thebottomdepthmaybeoutsideofthetransducersdepthrange,movevessel
toshallowerordeeperwatersasrelevantandrecheck.
Poor/problematicimage
PossiblecausesPossiblesolutions
Vesselstationary
Fisharchesarenotdisplayedifthevesselisstationary;shwillappearonthe
displayasstraightlines.
Scrollingpausedorspeedsettoolow
Unpauseorincreasesonarscrollingspeed.
Sensitivitysettingsmaybeinappropriatefor
presentconditions.
CheckandadjustsensitivitysettingsorperformaSonarreset.
Damagedcables
1.Checktheunit’sconnectorforbrokenorbentpins.
2.Checkthatthecableconnectorisfullyinsertedintotheunitandthatthe
lockingcollarisinthelockedposition.
3.Checkthecableandconnectorsforsignsofdamageorcorrosion,replace
ifnecessary.
4.Withtheunitturnedon,tryexingthepowercableneartothedisplay
connectortoseeifthiscausestheunittore-boot/loosepower,replace
ifnecessary.
5.Checkthevessel’sbatteryvoltage,theconditionofthebatteryterminals
andpowersupplycables,ensuringconnectionsaresecure,cleanandfree
fromcorrosion,replaceifnecessary.
6.Withtheproductunderload,usingamulti-meter,checkforhighvoltagedrop
acrossallconnectors/fusesetc(thiscancausetheFishnderapplicationsto
stopscrollingortheunittoreset/turnoff),replaceifnecessary.
Transducerlocation
Checkthatthetransducerhasbeeninstalledinaccordancewiththeinstructions
providedwiththetransducer.
Ifatransommounttransducerismountedtoohighonthetransomitmaybe
liftingoutofthewater,checkthatthetransducerfaceisfullysubmergedwhen
planingandturning.
Transducerkicked-up
Ifthetransducerhasakick-upmechanism,checkthatithasnotkickedupdueto
hittinganobject.
DamagedorfouledtransducerChecktheconditionofthetransducerensuringitisnotdamagedandisfree
fromdebris/fouling.
Damagedtransducercable
Checkthatthetransducercableandconnectionisfreefromdamageandthat
theconnectionsaresecureandfreefromcorrosion.
Turbulencearoundthetransducerathigher
speedsmayaffecttransducerperformance
Slowvesselspeedandrecheck.
Interferencefromanothertransducer1.Turnoffthetransducercausingtheinterference.
2.Repositionthetransducerssotheyarefurtherapart.
UnitpowersupplyfaultCheckthevoltagefromthepowersupply,ifthisistoolowitcanaffectthe
transmittingpoweroftheunit.
Incorrectspeedreading(fromDSTtransducer)
PossiblecausesPossiblesolutions
PaddlewheelfaultCheckthatthepaddlewheelisclean.
NospeedoffsetsetAddspeedoffset.
IncorrectcalibrationRe-calibrateequipment
Troubleshooting
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