Raymarine C140w - Fishfinder Range and Presentation Options

BottomLockisselectedforindividualshnderwindowsandcan
eitherreplace(ON)orappearalongside(SPLIT)thestandard
shnderimage.
EnablingBottomLock
Fromtheshndermainscreen:
1.PresstheappropriateADJUST ...softkey.
2.FordualfrequencyscreensselectFREQ1orFREQ2toselect
whichfrequencydisplayyouwishtochange.
3.PresstheSELECTVIEWsoftkey.
4.Usethetrackpadup/downtoselectBOTTOMLOCK.
5.PressOKwhencomplete.
Adjustingthebottomlockrange/position
Withtheshnderinbottomlockmode:
1.UsetheappropriatesoftkeysandthetrackpadtosetFull/
Splitscreen,BottomlockrangeandBottomshiftvaluesas
appropriate.
12.5Fishnderrange
TheRangeandRangeShiftfunctionsenableyoutochangethe
rangeofdepthdisplayedbytheshnder.
Range
TheRangefunctionenablesyoutodenetherangeofdepththat
youseeintheshnderdisplay.
Bydefault,theshnderdisplayshowstheshallowestrequired
range,enablingyoutoclearlyseewhatisnearthesurfaceofthe
waterunderyourvessel.Thisisusefulforndingsmallershthat
feednearerthesurface.Anexampleofthiskindofdepthrangeis0
to200feet.Inthiscase,therangeis200feet,so200feetofwater
willbedisplayedon-screenatanyonetime.
Theremaybecircumstancesinwhichyouwanttoseealess
detailedimageshowingagreateramountofdepthbeneathyour
vessel.Thisisusefulforlocatingbiggershandotherobjects
locatedclosertotheseabedsuchaswrecks.Anexampleofthis
kindofdepthrangeis0to1000feetorgreater.Inthiscase,the
rangeis1000feet,andyouwillbeabletosee1000feetofwater
beneathyourvessel,withoutneedingtoscrollthedisplayupor
down.
RangeShift
TheRangeShiftfunctionenablesyoutodenewhichareaofthe
overalldepthyouwanttobeabletoseeon-screen.Forexample,
ifyourrangeis5000feetandthedisplayisshowingthesurface
(0feet)attheverytopofthedisplay,and5000feetatthebottom
ofthedisplay,youcanusetheRangeShiftfunctiontofocusona
different5000feetrange.Forexample,2000feetattheverytopof
thescreen,and7000feetattheverybottomofthescreen.
Usingtheshnder
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