Raymarine REALVISION 3D RV-3 Series - Page 44

Nodepthreading/lostbottomlock
P
ossiblecausesPossiblesolutions
T
ransducerlocation
Checkthatthetransducerhasbeeninstalledinaccordancewith
theinstructionsprovidedwiththetransducer.
T
ransducerangle
Ifthetransducerangleistoogreatthebeamcanmissthebottom,
adjusttransducerangleandrecheck.
T
ransducerkicked-up
Ifthetransducerhasakick-upmechanism,checkthatithasnot
kickedupduetohittinganobject.
P owersourceinsufficient
Withtheproductunderload,usingamulti-meter,checkthe
powersupplyvoltageasclosetotheunitaspossibletoestablish
actualvoltagewhenthecurrentisflowing.(Checkyourproduct’s
Technicalspecificationforpowersupplyrequirements.)
Damagedorfouled
transducer
Checktransducercondition,ensuringitisnotdamagedandisfree
fromdebris/fouling.Ifnecessary ,cleanorreplaceyourtransducer.
Aftercleaningorreplacementcoatthetransducerusinga
water-basedanti-foulingpaint.
Damagedcables
1.Checktheunit’ sconnectorforbrokenorbentpins.
2.Checkthatthecableconnectorisfullyinsertedintotheunit
andthatthelockingcollarisinthelockedposition.
3.Checkthecableandconnectorsforsignsofdamageor
corrosion,replaceifnecessary.
4.Withtheunitturnedon,tryflexingthepowercableneartothe
displayconnectortoseeifthiscausestheunittore-boot/loose
power,replaceifnecessary.
5.Checkthevessel’sbatteryvoltage,theconditionofthebattery
terminalsandpowersupplycables,ensuringconnectionsare
secure,cleanandfreefromcorrosion,replaceifnecessary.
6.Withtheproductunderload,usingamulti-meter,checkforhigh
voltagedropacrossallconnectors/fusesetc(thiscancausethe
Fishfinderapplicationstostopscrollingortheunittoreset/turn
off),replaceifnecessary.
V esselspeedtoohigh
Slowvesselspeedandrecheck.
Bottomtooshallowortoo
deep
Thebottomdepthmaybeoutsideofthetransducersdepthrange ,
movevesseltoshallowerordeeperwatersasrelevantandrecheck.
P oor/problematicimage
P ossiblecausesPossiblesolutions
T argetswillappeardifferently
ifyourvesselisstationary(e.g.:
fishwillappearonthedisplayas
straightlines).
Increasevesselspeed.
Scrollingpausedorspeedsettoo
low
Unpauseorincreasesonarscrollingspeed.
Sensitivitysettingsmaybe
inappropriateforpresent
conditions.
CheckandadjustsensitivitysettingsorperformaSonarreset.
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