10 | JL Audio - C3-650 Owner’s Manual
Custom Location:Runspeakerwiretothedesired
mountinglocations.Ifyouarerunningwiresinto
adoor,useexistingfactorywiringbootswhenever
possible.Ifyouaredrillingnewholes,filetheiredges
andinstallrubbergrommetsintoeachhole.Wires
shouldthenbecoveredwithaprotective,flexible
PVCsleeveandthenrunthroughthedoorjamb.
Makesurethatthewireswillcleardoorhingesand
otherstructuresinthedoor.Ifyouareunsureabout
anypartofthisprocess,pleasecontactyourJLAudio
dealerforinstallationhelp.
Selectanevensurface.Tighteningaspeakeronto
anunevensurfacecandamageit.Usethesupplied
templatetomarkthedesiredmountinglocation.
Markthecenterandtheoutlineofthemounting
holeaswellasthemountingscrewpositions.Before
drillingorcuttingonyourinteriorpanels,usea
utilityknifetocutanyfabric,vinylorleatherfrom
holelocations.Thesematerialscaneasilybesnagged
byadrillorasaw,causingdamagetothepaneland
possiblebodilyinjury.Drillapilotholeinthecenter
oftheproposedspeakermountinghole.Then,using
asabersawwithanappropriateblade,makethe
circularcutoutforthespeaker.Fileanyroughedges.
Aftercuttingthehole,checktoseethatthe
speakerframefitsintoitsmountingholecleanly.
Donotforcetheframeintoaholethatistoosmall.
Oncethespeakerisinplace,usetheholesonthe
speaker’smountingflangetomarkthepanelwhere
thefourmountingscrewswillbepositioned(See
DiagramJ).Removethespeakeranddrill1/8-inch
(3mm)holesateachmark.Insertthemounting
clipswiththeflatsidetowardsthespeaker.Connect
thespeakerwires,observingcorrectpolarity,and
securethespeakerandgrilletraytothepanelby
evenlytighteningbyhandtheprovided#8x1.25
inch(32mm)mountingscrews.Makesurethe
wooferissecuredsothatairdoesnotleakaround
themountingflange.Airleakswillcauseasevere
degradationinsoundquality.Sealanyairleaks
withanautomotive-gradesealantmaterial.
Double check the clearance for both speakers
before proceeding. Many cars are different from
one side to the other!
WOOFER INSTALLATION
Thewoofersshouldbeinstalledinoneofthe
followingwaysdependingonlocation:
Factory Location:Ifyouwillbeusingthefactory
speakerwires,itmaybenecessarytochangethe
terminations.Thismaybeaccomplishedbyusing
anadaptorplugorsimplybycuttingthefactory
connectoroffandusingthesuppliedcrimp
connectorstoterminatethespeakerwires.The
largeconnectorisforthepositive(
+
)terminaland
thesmallconnectorisforthenegative(–)terminal
ofeachwoofer.Keepinmindthatthewooferwires
mustbeconnectedtothewooferoutputsofthe
crossoverssuppliedwithyoursystemasshowninthe
diagramonpage5.Ifyouprefertorunnewwires,
refertothe“CustomLocation”installationsection
fordetails.Whichevermethodyouchoose,observe
correctpolarityinyourconnections.Ifyouare
unsureaboutanyoftheseissues,contactyour
JLAudiodealerforinstallationassistance.
Yournewspeakershavebeendesignedtoinstall,
withoutmodifications,intomostvehiclesthataccept
a6.5-inch(160mm)speaker.Mostfactory6.5-inch
speakersusefourmountingscrewswhichwilllineup
withthemountingholesonyourwoofers.
Itisabsolutelyvitalthatthespeakerframe
fitsintothemountingholecleanly.Thismustbe
checkedpriortotighteningthescrews.Donot
forcetheframeintoaholethatistoosmall.Do
nottightenthespeakerontoanunevensurface.
Thiswilldamageyourspeakers.Thespeaker
shouldalsofitsothatairdoesnotleakaround
themountingflange.Airleakswillcauseasevere
degradationinsoundquality.Sealanyairleaks
withanautomotive-gradesealantmaterial.
Usethesuppliedmountingclipsunlessthefactory
holesalreadyfeaturethreadedinserts.
Hand-tightenthescrewsevenly(SeeDiagramI).