Raymarine RVM-400 Series - Page 41

P
ossiblecausesPossiblesolutions
Damagedcables
1.Checktheunit’
sconnectorforbrokenorbent
pins.
2.Checkthatthecableconnectorisfullyinserted
intotheunitandthatthelockingcollarisinthe
lockedposition.
3.Checkthecableandconnectorsforsignsof
damageorcorrosion,replaceifnecessary.
4.Withtheunitturnedon,tryflexingthepower
cableneartothedisplayconnectortoseeifthis
causestheunittore-boot/losepower,replace
ifnecessary.
5.Checkthevessel’sbatteryvoltage,the
conditionofthebatteryterminalsandpower
supplycables,ensuringconnectionsare
secure,cleanandfreefromcorrosion,replace
ifnecessary.
6.Withtheproductunderload,usinga
multi-meter,checkforhighvoltagedropacross
allconnectors/fusesetc(thiscancausethe
Fishfinderapplicationstostopscrollingorthe
unittoreset/turnoff),replaceifnecessary.
Vesselspeedtoo
high
Slowvesselspeedandrecheck.
Bottomtooshallow
ortoodeep
Thebottomdepthmaybeoutsideofthetransducers
depthrange
,movevesseltoshallowerordeeper
watersasrelevantandrecheck.
Pingdepthlimitset
Ifusingatransducerwithgreaterthan600Wpower,
checkifthe[Pingdepthlimit]hasbeenenabled:
[Menu>Settings>Transducer>Pingdepthlimit].
Ifyouareinwaterdeeperthanthespecified[Ping
depthlimit]thenthetransducermaynotprovide
depthreadings.
Disableoradjustsettingandretry.
P
oor/problematicimage
P
ossiblecausesPossiblesolutions
T
argetswillappear
differentlyifyour
vesselisstationary
(e.g.:fishwillappear
onthedisplayas
straightlines).
Increasevesselspeed.
Scrollingpausedor
speedsettoolow
Unpauseorincreasesonarscrollingspeed.
Sensitivitysettings
maybeinappropriate
forpresent
conditions.
Checkandadjustsensitivitysettingsorperforma
Sonarreset.
Damagedcables
1.Checktheunit’sconnectorforbrokenorbent
pins.
2.Checkthatthecableconnectorisfullyinserted
intotheunitandthatthelockingcollarisinthe
lockedposition.
3.Checkthecableandconnectorsforsignsof
damageorcorrosion,replaceifnecessary.
4.Withtheunitturnedon,tryflexingthepower
cableneartothedisplayconnectortoseeifthis
causestheunittore-boot/losepower,replace
ifnecessary.
5.Checkthevessel’sbatteryvoltage,the
conditionofthebatteryterminalsandpower
supplycables,ensuringconnectionsare
secure,cleanandfreefromcorrosion,replace
ifnecessary.
6.Withtheproductunderload,usinga
multi-meter,checkforhighvoltagedropacross
allconnectors/fusesetc(thiscancausethe
Fishfinderapplicationstostopscrollingorthe
unittoreset/turnoff),replaceifnecessary.
S ystemchecksandtroubleshooting
41