Raymarine c97 - Page 215

3.SelectIntensity.
Thesliderbarcontrolisdisplayed.
4.Adjustthecontroltotherequiredvalue.
5.SelectBacktoconrmsettingandcloseslider
bar,or
6.SelectAutotoenableautomaticIntensitycontrol.
SettingautoIntensityoffset
WhenconnectedtoaCPx70seriessonarmodule
theAutoIntensitycanbeoffsetby+/–50%.
FromtheSensitivitySettingsmenu:
1.SelectIntensity.
2.EnsureAutoisselected.
3.Adjusttheslidercontroltotherequiredvalue.
Thescrollingimagewillnowtracktheautomatic
settingbytheoffsetvaluespecied.
ColorGain
Non—CPx70series,Traditional,CHIRPandLegacy
sonarmodulesusedifferentcolorstodetermine
thestrengthofanecho.Youcanadjustthecolor
intensitymanuallybetween0%and100%orsetitto
automatic.
20%Manual
Auto
80%Manual
Thecolorgaincontrolsetsthelowerlimitforthe
strongestechocolor.Allechoeswithasignal
strengthabovethisvaluearedisplayedinthe
strongestcolor.Thosewithaweakervalueare
dividedequallybetweentheremainingcolors.
•Settingalowvalueproducesawidebandforthe
weakestcolor,butasmallsignalbandforthe
othercolors.
•Settingahighvaluegivesawidebandforthe
strongestcolor,butasmallsignalbandforthe
othercolors.
Adjustingthecolorgain
ToadjusttheColorgainonTraditional,CHIRPand
Legacysonarmodulesfollowthestepsbelow.
FromtheFishnderapplication:
1.SelectMenu.
2.SelectSensitivitysettings.
3.SelectColorGain.
Thesliderbarcontrolisdisplayed.
4.Adjustthecontroltotherequiredvalue.
5.SelectBacktoconrmsettingandcloseslider
bar,or
6.SelectAutotoenableautomaticColorgain
control.
Contrast
DownVision
TM
andSideVision
TM
usemonochrome
shadingtodeterminethestrengthofechoes.You
canadjustthecontrastmanuallybetween0%and
100%orsetittoautomatic.
20%Manual
Contrast
AutoContrast80%Manual
Contrast
Contrastsetsthelowerlimitforthestrongestecho
shade.Allechoeswithasignalstrengthabovethis
valuearedisplayedinthelightestshade.Those
withaweakervaluearedividedequallybetweenthe
remainingshades.
•Settingalowvalueproducesawidebandforthe
darkestshade,butasmallsignalbandforthe
othershades.
•Settingahighvaluegivesawidebandforthe
lightestshade,butasmallsignalbandforthe
othershades.
Adjustingthecontrast
Toadjustthecontrastsettingfollowthestepsbelow.
FromtheFishnderapplication:
1.SelectMenu.
2.SelectSensitivitysettings.
3.SelectContrast.
TheContrastsliderbarcontrolisdisplayed.
4.Adjustthecontroltotherequiredvalue.
5.SelectBacktoconrmsettingandcloseslider
bar,or
6.SelectAutotoenableautomaticcontrast.
Surfacelter
TheSurfaceltersettingisavailablewhen
connectedtoaCPx70seriessonarmodule.The
controlreducestheamountofnoise/clutter
displayednearthesurfacebyvaryingthegain
throughoutthewatercolumn.
0%100%
TheSurfaceltercanbesettoautomaticorcanbe
adjustedmanually.Inmanual:
•alowvaluedecreasesthedepthtowhichthelter
isappliedandproducesstrongertargets/more
clutternearthesurface.
•ahighvalueincreasesthedepthtowhichthelter
isappliedandproducesweakertargets/less
clutternearthesurface.
Fishnderapplication
215