owner’s manual
4.00-inch (100 mm) Coaxial Loudspeakers
Thank you for choosing a JL Audio Evolution™ C2 Coaxial Speaker System
for your automotive sound system.
These Evolution™ Speakers have been designed and manufactured to
exacting standards in order to ensure years of musical enjoyment in your
vehicle. For maximum performance, we highly recommend that you have
your new speakers installed by an authorized JL Audio dealer. Your
authorized dealer has the training, expertise and installation equipment
to ensure optimum performance from this product. Should you
decide to install the speakers yourself, please take the time
to read this manual thoroughly so as to familiarize yourself
with its installation requirements and setup procedures.
If you have any questions regarding the instructions in this
manual or any aspect of your amplifier’s operation, please contact your
authorized JL Audio dealer for assistance. If you need further assistance,
please call the JL Audio Technical Support Department
at (954) 443-1100 during business hours.
C2-400x sPeCiFiCaTions:
GeTTinG sTarTeD
•ꢀꢀTurnꢀoffꢀtheꢀaudioꢀsystem.ꢀItꢀisꢀalsoꢀ
advisableꢀtoꢀdisconnectꢀtheꢀnegativeꢀ(–)ꢀ
terminalꢀofꢀyourꢀvehicle’sꢀbatteryꢀwheneverꢀ
performingꢀinstallationꢀwork.
Woofer: Injection-molded, Mica-filled, Polypropylene Cone,
Butyl Rubber Surround, 1 in. Voice Coil on Kapton® Former,
Flat, Symmetrical Roll Spider, Ferrite Magnet
•ꢀꢀBeforeꢀcutting,ꢀdrillingꢀorꢀinsertingꢀanyꢀscrew,ꢀ
checkꢀclearancesꢀonꢀbothꢀsidesꢀofꢀtheꢀplannedꢀ
mountingꢀsurface.ꢀAlsoꢀcheckꢀforꢀanyꢀpotentialꢀ
obstacles,ꢀsuchꢀasꢀwindowꢀtracksꢀandꢀmotors,ꢀ
wiringꢀharnesses,ꢀetc.ꢀCheckꢀbothꢀsidesꢀofꢀtheꢀ
Tweeter: 0.75 in. (19 mm) Silk Dome, Ferrofluid Cooling /
Damping, Neodymium Magnet
Crossover: Natural Roll-Off Low-Pass, 1st Order High-Pass
Filter with Electrolytic Capacitor
vehicle,ꢀmanyꢀvehiclesꢀareꢀnotꢀsymmetrical!
•ꢀꢀAlwaysꢀwearꢀprotectiveꢀeyewear.
Continuous Power Handling: 35 Watts
Recommended Amp Power: 10-50 Watts per channel (RMS)
Efficiency: 84.5 dB @ 1W/1m | 90.5 dB @ 1W/0.5m
Sensitivity: 87.5 dB @ 2.83V/1m
sPeaKer PlaCemenT ConsiDeraTions
Inꢀmostꢀcases,ꢀyourꢀspeakersꢀwillꢀbeꢀplacedꢀintoꢀ
factoryꢀspeakerꢀlocations.ꢀIfꢀyouꢀhaveꢀsomeꢀspeakerꢀ
mountingꢀflexibility,ꢀkeepꢀtheꢀfollowingꢀinꢀmind:ꢀ
Lowerꢀmountingꢀlocations,ꢀsuchꢀasꢀtheꢀlowerꢀfrontꢀ
cornerꢀofꢀaꢀdoorꢀorꢀaꢀkick-panelꢀprovideꢀtheꢀgreatestꢀ
pathꢀlengthꢀdistancesꢀforꢀtheꢀsoundꢀemittedꢀbyꢀtheꢀ
speakers.ꢀForꢀthisꢀreason,ꢀtheyꢀareꢀgenerallyꢀmoreꢀ
desirableꢀthanꢀhigherꢀmountingꢀlocations.ꢀHigherꢀ
mountingꢀlocationsꢀwillꢀusuallyꢀresultꢀinꢀextremeꢀ
near-sideꢀsoundstageꢀbiasꢀwhichꢀcompromisesꢀtheꢀ
stereoꢀlisteningꢀexperience.
Nominal Impedance: 4 ohm
Frequency Response: 71 Hz - 22 KHz 3 dB
Included Components and Parts:
• Two C2-400x 4.0-inch (100mm) Coaxial loudspeakers
• Two Grille Assemblies
• Eight #8 x 1-inch (25mm) sheet metal screws
• Eight Mounting Clips
• Two 4x6-inch (100 x 150 mm) Adaptor Plates
• Two 5.2 mm female crimpable connectors
• Two 2.8 mm female crimpable connectors
• Four #8 x 0.315-inch (8 mm) sheet metal screws
• Two self-adhesive JL Audio logo name badges
3
sPeaKer insTallaTion
Theꢀspeakerꢀshouldꢀbeꢀinstalledꢀinꢀoneꢀofꢀtheꢀ
followingꢀwaysꢀdependingꢀonꢀlocation:
Itꢀisꢀabsolutelyꢀvitalꢀthatꢀtheꢀspeakerꢀframeꢀ
fitsꢀintoꢀtheꢀmountingꢀholeꢀcleanly.ꢀThisꢀmustꢀbeꢀ
checkedꢀpriorꢀtoꢀtighteningꢀtheꢀscrews.ꢀDoꢀnotꢀ
forceꢀtheꢀframeꢀintoꢀaꢀholeꢀthatꢀisꢀtooꢀsmall.ꢀDoꢀ
notꢀtightenꢀtheꢀspeakerꢀontoꢀanꢀunevenꢀsurface.ꢀ
Thisꢀwillꢀdamageꢀyourꢀspeakers.ꢀTheꢀspeakerꢀ
shouldꢀalsoꢀfitꢀsoꢀthatꢀairꢀdoesꢀnotꢀleakꢀaroundꢀ
theꢀmountingꢀflange.ꢀAirꢀleaksꢀwillꢀcauseꢀaꢀsevereꢀ
degradationꢀinꢀsoundꢀquality.ꢀSealꢀanyꢀairꢀleaksꢀ
withꢀanꢀautomotive-gradeꢀsealantꢀmaterial.
Factory location:ꢀꢀIfꢀyouꢀwillꢀbeꢀusingꢀtheꢀfactoryꢀ
speakerꢀwires,ꢀitꢀmayꢀbeꢀnecessaryꢀtoꢀchangeꢀtheꢀ
terminations.ꢀꢀThisꢀmayꢀbeꢀaccomplishedꢀbyꢀusingꢀanꢀ
adaptorꢀplugꢀorꢀsimplyꢀbyꢀcuttingꢀtheꢀfactoryꢀconnectorꢀ
offꢀandꢀusingꢀtheꢀsuppliedꢀcrimpꢀconnectorsꢀtoꢀ
terminateꢀtheꢀspeakerꢀwires.ꢀTheꢀlargeꢀconnectorꢀisꢀforꢀ
theꢀpositiveꢀterminalꢀandꢀtheꢀsmallꢀconnectorꢀisꢀforꢀtheꢀ
negativeꢀterminalꢀofꢀeachꢀC2-400x.ꢀ
Youꢀmayꢀalsoꢀchooseꢀtoꢀrunꢀnewꢀspeakerꢀwires...ꢀ
Runꢀspeakerꢀwireꢀtoꢀtheꢀdesiredꢀmountingꢀ
locations.ꢀIfꢀyouꢀareꢀrunningꢀwiresꢀintoꢀaꢀdoor,ꢀuseꢀ
existingꢀfactoryꢀwiringꢀbootsꢀwheneverꢀpossible.ꢀIfꢀ
youꢀareꢀdrillingꢀnewꢀholes,ꢀfileꢀtheirꢀedgesꢀandꢀinstallꢀ
rubberꢀgrommetsꢀintoꢀeachꢀhole.ꢀWiresꢀshouldꢀthenꢀ
beꢀcoveredꢀwithꢀaꢀprotective,ꢀflexibleꢀPVCꢀsleeveꢀandꢀ
thenꢀrunꢀthroughꢀtheꢀdoorꢀjamb.ꢀMakeꢀsureꢀthatꢀtheꢀ
wiresꢀwillꢀclearꢀdoorꢀhingesꢀandꢀotherꢀstructuresꢀinꢀ
theꢀdoor.ꢀIfꢀyouꢀareꢀunsureꢀaboutꢀanyꢀpartꢀofꢀthisꢀ
process,ꢀpleaseꢀcontactꢀyourꢀJLꢀAudioꢀdealerꢀforꢀ
installationꢀhelp.
InstallꢀasꢀshownꢀinꢀDiagramꢀAꢀ(pageꢀ5).ꢀUseꢀtheꢀ
suppliedꢀmountingꢀclipsꢀunlessꢀtheꢀfactoryꢀholesꢀ
alreadyꢀfeatureꢀthreadedꢀinserts.ꢀꢀHand-tightenꢀtheꢀ
screwsꢀevenlyꢀtoꢀavoidꢀbendingꢀtheꢀspeakerꢀframe!
Custom location:ꢀꢀRunꢀspeakerꢀwireꢀtoꢀtheꢀ
desiredꢀmountingꢀlocation.ꢀIfꢀyouꢀareꢀrunningꢀ
wiresꢀintoꢀaꢀdoor,ꢀuseꢀexistingꢀfactoryꢀwiringꢀbootsꢀ
wheneverꢀpossible.ꢀꢀIfꢀyouꢀareꢀdrillingꢀnewꢀholes,ꢀfileꢀ
theirꢀedgesꢀandꢀinstallꢀrubberꢀgrommetsꢀintoꢀeachꢀ
hole.ꢀꢀThen,ꢀcoverꢀtheꢀwiresꢀwithꢀaꢀprotectiveꢀPVCꢀ
sleeveꢀandꢀrunꢀthemꢀthroughꢀtheꢀdoorꢀjamb.ꢀꢀMakeꢀ
sureꢀthatꢀtheꢀwiresꢀwillꢀclearꢀdoorꢀhingesꢀandꢀotherꢀ
structuresꢀinꢀtheꢀdoor.ꢀꢀIfꢀyouꢀareꢀunsureꢀaboutꢀanyꢀ
partꢀofꢀthisꢀprocess,ꢀpleaseꢀcontactꢀyourꢀJLꢀAUDIOꢀ
dealerꢀforꢀinstallationꢀhelp.
WARNING
!!
ꢀ
Double check the clearance for both speakers
before proceeding. Many cars are different from
one side to the other!
WARNING
!!
ꢀ
Double check the clearance for both speakers
before proceeding. Many cars are different from
one side to the other!
Yourꢀnewꢀspeakersꢀhaveꢀbeenꢀdesignedꢀtoꢀinstall,ꢀ
withoutꢀmodifications,ꢀintoꢀmostꢀvehiclesꢀthatꢀacceptꢀ
aꢀ4.0-inchꢀ(100ꢀmm)ꢀspeakerꢀorꢀ4ꢀxꢀ6-inchꢀovalꢀ
speakerꢀ(adaptorꢀplatesꢀareꢀsuppliedꢀforꢀtheꢀlatter).ꢀ
Mostꢀfactoryꢀ4.0-inchꢀspeakersꢀuseꢀfourꢀmountingꢀ
screwsꢀwhichꢀwillꢀlineꢀupꢀwithꢀtheꢀmountingꢀholesꢀ
onꢀyourꢀC2-400xꢀspeakers.ꢀInꢀsomeꢀvehicles,ꢀonlyꢀ
twoꢀmountingꢀholesꢀareꢀusedꢀandꢀthereꢀisꢀinsufficientꢀ
clearanceꢀforꢀtheꢀtwoꢀextraꢀmountingꢀtabs.ꢀꢀIfꢀthisꢀ
isꢀtheꢀcase,ꢀbendꢀtheꢀredundantꢀtabsꢀbackꢀandꢀforthꢀ
untilꢀtheyꢀbreakꢀoffꢀ(allꢀfourꢀtabsꢀonꢀtheꢀC2-400xꢀareꢀ
perforatedꢀforꢀthisꢀpurpose).ꢀꢀAfterꢀbreakingꢀoffꢀtheꢀ
unwantedꢀtabs,ꢀpleaseꢀhandleꢀtheꢀspeakerꢀcarefully,ꢀ
asꢀtheꢀbrokenꢀedgesꢀmayꢀbeꢀsharp.
Selectꢀanꢀevenꢀsurface.ꢀTighteningꢀaꢀspeakerꢀontoꢀ
anꢀunevenꢀsurfaceꢀcanꢀdamageꢀit.ꢀUseꢀtheꢀsuppliedꢀ
templateꢀtoꢀmarkꢀtheꢀdesiredꢀmountingꢀlocation.ꢀMarkꢀ
theꢀcenterꢀandꢀtheꢀoutlineꢀofꢀtheꢀmountingꢀholeꢀasꢀ
wellꢀasꢀtheꢀmountingꢀscrewꢀpositions.ꢀBeforeꢀdrillingꢀ
orꢀcuttingꢀonꢀyourꢀinteriorꢀpanels,ꢀuseꢀaꢀutilityꢀknifeꢀ
toꢀcutꢀanyꢀfabric,ꢀvinylꢀorꢀleatherꢀfromꢀholeꢀlocations.ꢀ
Theseꢀmaterialsꢀcanꢀeasilyꢀbeꢀsnaggedꢀbyꢀaꢀdrillꢀorꢀ
aꢀsaw,ꢀcausingꢀdamageꢀtoꢀtheꢀpanelꢀandꢀpossibleꢀ
bodilyꢀinjury.ꢀDrillꢀfourꢀ1/8-inchꢀ(3ꢀmm)ꢀholesꢀforꢀtheꢀ
speaker’sꢀmountingꢀscrewsꢀatꢀtheꢀpositionsꢀyouꢀhaveꢀ
marked.ꢀAlsoꢀdrillꢀaꢀpilotꢀholeꢀinꢀtheꢀcenterꢀofꢀtheꢀ
speakerꢀmountingꢀholeꢀatꢀthisꢀtime.ꢀꢀ
4 | JL Audio - C2-400x Owner’s Manual
Then,ꢀusingꢀaꢀsaberꢀsaw,ꢀmakeꢀtheꢀcircularꢀcutꢀoutꢀforꢀ
theꢀspeaker.ꢀFileꢀanyꢀroughꢀedges.ꢀInsertꢀtheꢀmountingꢀ
clipsꢀwithꢀtheꢀflatꢀsideꢀtowardsꢀtheꢀspeakerꢀasꢀshownꢀinꢀ
DiagramꢀBꢀ(below).
Itꢀisꢀabsolutelyꢀvitalꢀthatꢀtheꢀspeakerꢀframeꢀfitsꢀintoꢀ
theꢀmountingꢀholeꢀcleanly.ꢀThisꢀmustꢀbeꢀcheckedꢀpriorꢀ
toꢀtighteningꢀtheꢀscrews.ꢀDoꢀnotꢀforceꢀtheꢀframeꢀintoꢀaꢀ
holeꢀthatꢀisꢀtooꢀsmall.ꢀDoꢀnotꢀtightenꢀtheꢀspeakerꢀontoꢀ
anꢀunevenꢀsurface.ꢀThisꢀwillꢀdamageꢀyourꢀspeakers.ꢀ
Theꢀspeakerꢀshouldꢀalsoꢀfitꢀsoꢀthatꢀairꢀdoesꢀnotꢀleakꢀ
aroundꢀtheꢀmountingꢀflange.ꢀAirꢀleaksꢀwillꢀcauseꢀaꢀ
severeꢀdegradationꢀinꢀsoundꢀquality.ꢀSealꢀanyꢀairꢀleaksꢀ
withꢀanꢀautomotive-gradeꢀsealantꢀmaterial.
Connectꢀtheꢀspeakerꢀwires,ꢀobservingꢀcorrectꢀ
polarity,ꢀandꢀinstallꢀtheꢀspeakerꢀandꢀgrilleꢀassemblyꢀ
asꢀshownꢀinꢀDiagramꢀBꢀ(below).ꢀHand-tightenꢀtheꢀ
screwsꢀevenlyꢀtoꢀavoidꢀbendingꢀtheꢀspeakerꢀframe!
TheꢀincludedꢀJLꢀAudioꢀlogoꢀnameꢀbadgesꢀshouldꢀ
beꢀaffixedꢀtoꢀtheꢀcircularꢀindentedꢀareaꢀinꢀtheꢀlowerꢀ
partꢀofꢀeachꢀgrilleꢀassembly.ꢀIfꢀtheꢀgrilleꢀassemblyꢀisꢀ
notꢀused,ꢀtheꢀJLꢀAudioꢀlogoꢀbadgesꢀcanꢀbeꢀaffixedꢀ
elsewhereꢀasꢀcreativeꢀadditionsꢀtoꢀyourꢀinstallation.
WARNING
!!
Hand-tighten the screws evenly in a criss-cross
pattern to avoid bending the speaker frame or
stripping the mounting clips.
Diagram a:
Factory location woofer installation
Diagram B:
Custom location woofer installation
5
noTes
6 | JL Audio - C2-400x Owner’s Manual
noTes
7
limiTeD warranTy - auTomoTive sPeaKer sysTems (usa)
JLꢀAUDIOꢀwarrantsꢀtheseꢀspeakersꢀ(andꢀcrossoverꢀnetworks,ꢀwhereꢀapplicable)ꢀtoꢀbeꢀfreeꢀofꢀdefectsꢀinꢀ
materialsꢀandꢀworkmanshipꢀforꢀaꢀperiodꢀofꢀone (1) year.
Thisꢀwarrantyꢀisꢀnotꢀtransferableꢀandꢀappliesꢀonlyꢀtoꢀtheꢀoriginalꢀpurchaserꢀfromꢀanꢀauthorizedꢀꢀ
JLꢀAUDIOꢀdealer.ꢀꢀShouldꢀserviceꢀbeꢀnecessaryꢀunderꢀthisꢀwarrantyꢀforꢀanyꢀreasonꢀdueꢀtoꢀmanufacturingꢀ
defectꢀorꢀmalfunction,ꢀJLꢀAUDIOꢀwillꢀ(atꢀitsꢀdiscretion),ꢀrepairꢀorꢀreplaceꢀtheꢀdefectiveꢀproductꢀwithꢀnewꢀorꢀ
remanufacturedꢀproductꢀatꢀnoꢀcharge.ꢀDamageꢀcausedꢀbyꢀtheꢀfollowingꢀisꢀnotꢀcoveredꢀunderꢀwarranty:ꢀaccident,ꢀ
misuse,ꢀabuse,ꢀproductꢀmodificationꢀorꢀneglect,ꢀfailureꢀtoꢀfollowꢀinstallationꢀinstructions,ꢀunauthorizedꢀrepairꢀ
attempts,ꢀmisrepresentationsꢀbyꢀtheꢀseller.ꢀꢀThisꢀwarrantyꢀdoesꢀnotꢀcoverꢀincidentalꢀorꢀconsequentialꢀdamagesꢀ
andꢀdoesꢀnotꢀcoverꢀtheꢀcostꢀofꢀremovingꢀorꢀreinstallingꢀtheꢀunit(s).ꢀꢀCosmeticꢀdamageꢀdueꢀtoꢀaccidentꢀorꢀnormalꢀ
wearꢀandꢀtearꢀisꢀnotꢀcoveredꢀunderꢀwarranty.
Anyꢀapplicableꢀimpliedꢀwarrantiesꢀareꢀlimitedꢀinꢀdurationꢀtoꢀtheꢀperiodꢀofꢀtheꢀexpressꢀwarrantyꢀasꢀprovidedꢀ
hereinꢀbeginningꢀwithꢀtheꢀdateꢀofꢀtheꢀoriginalꢀpurchaseꢀatꢀretail,ꢀandꢀnoꢀwarranties,ꢀwhetherꢀexpressꢀorꢀimplied,ꢀ
shallꢀapplyꢀtoꢀthisꢀproductꢀthereafter.ꢀꢀSomeꢀstatesꢀdoꢀnotꢀallowꢀlimitationsꢀonꢀimpliedꢀwarranties,ꢀthereforeꢀ
theseꢀexclusionsꢀmayꢀnotꢀapplyꢀtoꢀyou.ꢀꢀThisꢀwarrantyꢀgivesꢀyouꢀspecificꢀlegalꢀrights,ꢀandꢀyouꢀmayꢀalsoꢀhaveꢀotherꢀ
rightsꢀwhichꢀvaryꢀfromꢀstateꢀtoꢀstate.
ꢀ
if you need service on your Jl auDio product:
AllꢀwarrantyꢀreturnsꢀshouldꢀbeꢀsentꢀtoꢀJLꢀAUDIOꢀfreightꢀprepaidꢀthroughꢀanꢀauthorizedꢀJLꢀAUDIOꢀ
dealerꢀandꢀmustꢀbeꢀaccompaniedꢀbyꢀproofꢀofꢀpurchaseꢀ(aꢀcopyꢀofꢀtheꢀoriginalꢀsalesꢀreceipt.)ꢀꢀDirectꢀ
returnsꢀfromꢀconsumersꢀorꢀnon-authorizedꢀdealersꢀwillꢀbeꢀrefusedꢀunlessꢀspecificallyꢀauthorizedꢀbyꢀ
JLꢀAUDIOꢀwithꢀaꢀvalidꢀreturnꢀauthorizationꢀnumber.ꢀꢀWarrantyꢀexpirationꢀonꢀproductsꢀreturnedꢀ
withoutꢀproofꢀofꢀpurchaseꢀwillꢀbeꢀdeterminedꢀfromꢀtheꢀmanufacturingꢀdateꢀcode.ꢀCoverageꢀmayꢀbeꢀ
invalidatedꢀasꢀthisꢀdateꢀisꢀpreviousꢀtoꢀpurchaseꢀdate.ꢀꢀReturnꢀonlyꢀdefectiveꢀcomponents.ꢀꢀIfꢀoneꢀspeakerꢀ
failsꢀinꢀaꢀsystem,ꢀreturnꢀonlyꢀthatꢀspeakerꢀcomponent,ꢀnotꢀtheꢀentireꢀsystem.ꢀNon-defectiveꢀitemsꢀ
receivedꢀwillꢀbeꢀreturnedꢀfreight-collect.ꢀꢀCustomerꢀisꢀresponsibleꢀforꢀshippingꢀchargesꢀandꢀinsuranceꢀ
inꢀsendingꢀtheꢀproductꢀtoꢀJLꢀAUDIO.ꢀꢀFreightꢀdamageꢀonꢀreturnsꢀisꢀnotꢀcoveredꢀunderꢀwarranty.ꢀ
For service information in the u.s.a. please call
Jl audio Customer service: (954) 443-1100
9:00 AM – 5:30 PM (Eastern Time Zone)
Jl audio, inc
10369 North Commerce Pkwy.
Miramar, FL 33025
international warranties:
Products purchased outside the United States of America are covered only
by that country’s distributor and not by JL Audio, Inc.
C2-400x-06112008
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