JL Audio C3-650-XO User Manual
Page 4
4 | JL Audio - C3-650 Owner’s Manual
GeTTInG sTarTeD
•Turnofftheaudiosystem.Itisalso
advisabletodisconnectthenegative(–)
terminalofyourvehicle’sbatterywhenever
performinginstallationwork.
•Beforecutting,drillingorinsertinganyscrew,
checkclearancesonbothsidesoftheplanned
mountingsurface.Alsocheckforanypotential
obstacles,suchaswindowtracksandmotors,
wiringharnesses,etc.Checkbothsidesofthe
vehicle,manyvehiclesarenotsymmetrical!
•Alwayswearprotectiveeyewear.
CrossoVer neTworK InsTallaTIon
ThecrossovernetworkssuppliedwithyourC3
Systemshouldbeinstalledinadrylocationinside
yourvehicle.DONOTINSTALLTHEMINSIDEOF
ADOOR!Doorsoftengetwetontheinside,which
candamageyourcrossovernetworksandcould
potentiallydamageyourentiresoundsystem.The
crossoverscanbescrewedintoasolidsurfaceviatwo
holeslocatedundertheprotectivecoverofthecase.
Toaccesstheseholes,simplysqueezethesidesofthe
coverwhilegentlypullingthecoverawayfromthe
base.Makesurethatyourmountinglocationwillnot
causedamagetowiring,fuellines,brakelinesorany
othervitalcomponentofyourvehicle.Onceyouhave
screwedthecaseinandmadeyourconnections,snap
theprotectivecoverbackintoplace.
TweeTer ProTeCTIon
TheC3crossovernetworksareequippedwith
anadvancedelectronictweeterprotectioncircuit
designedtominimizethepossibilityoftweeter
failure.Thiselectronicdevicemonitorscurrentgoing
tothetweeterandwilldisconnectthetweeterfrom
thesignalwhenitsensesoverload.Shouldthisoccur
whilelisteningtotheaudiosystem,simplyreducethe
volumeforafewsecondsandtheprotectioncircuit
willresetitselfautomatically.
CrossoVer neTworK aDJusTmenT
Thecrossovernetworkshavebeendesignedto
allowtonaladjustmentstotheuppermidrange
responseandtweeterlevel.Theseadjustmentsmake
itpossibletofine-tuneyoursystemtosuityour
listeningpreferencesandtocompensateforvarious
speakermountingapplications.
aDJusTaBle mIDranGe PresenCe
YourC3crossovernetworksprovideaunique
midrangepresencecontrol,locatedunderthecover.
Themidrangepresenceisselectableviaasetofpins
andallowsforthreesettings.Thesesettingsaffectthe
amplitudeoftheuppermidrangeresponseoftheC3
componentwoofer.Werecommendthatyoubegin
yourlisteninginthe“REF”(Reference)andadjust
upordownasneededtocompensateformounting
location,orientationorpersonaltaste.
aDJusTaBle TweeTer leVel
C3crossovernetworksalsoprovidefourlevels
oftweeteradjustabilitydesignedtocompensatefor
differentmountinglocations,vehicleinteriorsand
personaltaste.Theselevelsareselectableviaasetof
pinslocatedundertheclearcoverofeachcrossover
case.Werecommendthatyoubeginlisteninginthe
“REF”(Reference)position.Tofindtheoptimum
tonalbalanceinyourinstallation,experimentwith
alternatetweeterlevelsettingsbymovingthepins.It
issafetoswitchjumperswhilethesystemisplaying.