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Fusion FM-402 User manual

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User / Installation Manual
Marine Amplifier
FM-402
2010 Version 1.0
Feature Overview
• 2OhmStableMOSFETAmplierDesign
• VariableBassBoost0-+12dB
• VariableLPandHPElectronicsX-OVER@12dB/octave
• FUSIONRegulatedAmplierTechnology(F.R.A.T.)
• FUSIONIntercooledSemi-conductorTechnology(F.I.S.T.)
• GoldPlated4GaugePowerandGroundConnections
• GolsPlatedAudioInputandOutputConnections
• FUTRANZEcientHeatSinkTransferTechnology
• GoldPlatedRCAOutputformulti-ampInstallations
What sets FUSION apart?
TheFUSIONFMseriesamplierscomecompletewithFRATpowersupplies,FISTcoolingsystemandFUTRANZ.Also
allmarineampliersuseheat-temperedPCB’sformaximumproductlifeandperformance.Goldplatedconnectol-
ogy,ensuresyoursignalowsfromtheheadunitthroughtothespeakerswithaslittleinjecteddistortionand
noiseaspossible.Thisresultsisaverycleanandverypowerfulreproductionoftheinputsignal.Allthesefeatures
makeiteasiertoachievesonicperfectioninalmostanyinstallation.
FUTRANZ
Indevelopingextremelypowerfulampliers,itisessentialtokeepthingscoolsoFUSIONdevelopedaheatsink
thathasaheatdissipationabilitylikeneverbefore.Thiswasnotaneasytaskbutnonethelessitwasachieved,
anotherimportantfactorisecientlytransferringtheheatfromthesemi-conductorstotheheatsink,conven-
tionaldesignsuseawhitepasteastheinterfacebetweenthesedevicesandtheheatsink,thisisnotaperfect
solutionwhencompletesurfacecouplingisrequired.SoallMarineAmplierscomeequippedwithacompositeheat
transferringtape.Coreheatinsemi-conductorscausesdistortionandpoorcomponentperformancecharacteris-
tics.TestinghasshownamassivereductionincoreheathasbeenachievedbyusingtheFUTRANZheattransfer-
ringtechnology.Insimpliedtermsthismeansexcellentthermalstabilityandmaximumcomponentreliability.
F.I.S.T (fusion intercooled semi-conductor technology)
FISTisaninnovativemethodofclampingdownallinternalpowerswitchingandaudiooutputdeviceswithan
aluminiumextrusionthathasextremelylowtemperatureco-eciency.ByusingF.I.S.Titcreatestheperfectcool-
ingsolution,rapidlyremovingcoreheatfromallassociatedsemi-conductorsfrombothsidesofthedeviceatonce
resultinginextremelylowdistortionanexcellentthermalstability
F.R.A.T (fusion intercooled semi-conductor technology)
FRATisaregulatedamplierdesign,FUSIONregulatedampliersallowanenormousamountofoutputpowerat
thelowestvoltage(12.6Volts)andextremeoutputat14.4volts.
Contents
Feature Overview.........................................Pg 3
Control Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Pg 4
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Pg 6
Connections .............................................Pg 6
Inputs and Gain Setup .................................... Pg 7
2 Channel Installation / Trouble Shooting ....................Pg 8
3 Channel Installation / Power Cable Calculator...............Pg 9
4 Channel Installation / Specifications......................Pg 10
003
FEATURE OVERVIEW
RECORD YOUR PRODUCT DETAILS HERE:
MODELNUMBER DATEOFPURCHASE
AFFIXRECEIPTHERE
Control Descriptions
004
CONTROLS
005
CONTROLS
10 11987654321
13 15 1612
14
1 Bass Remote Selector
Usethisswitchtoactivateordeactivatethe(optional)FP-BASScontroller.
2 Bass Remote Connector
Thisportallowsconnectionstothe(optional)FP-BASScontrol.
3 Power And Status LEDs:
thisshowsiftheamplierhasbeencorrectlypoweredupandifanyfaultsarepresent.
4 Crossover Selector:
Settheappropriatemodeofoperation.The3positionsavailableareOFF,LPandHP.Seepoints5and6below.
5 Low Pass:
Setthecrossoverswitch2toLPwhenasubwooferisconnected.Ensurethecrossoverfrequencyissetat
100Hzorbelow,thisfeatureisdesignedtolterallmidtohighfrequenciesthatonlyFULLRANGEspeakers
shouldproduce.NOTE:Failuretodosocouldresultinspeakerdamage.
6 High Pass:
Setthecrossoverswitch2toHPandturnthiscontrolto65Hzorabovewhenusingspeakerssmallerthan6
x6”,thisfeatureisdesignedtolteralllowbassfrequenciesthatonlySUBWOOFERSshouldproduce.NOTE:
Failuretodosocouldresultinspeakerdamage.
7 Bass Boost:
Thisisavariablecontroltoincreasethebassboostat45Hzfrom0-+18dBofgain,adjusttosuit.
8 Subsonic Filter:
ThisisavariablecontrolltersoutallSubBassFrequenciesbelowthesetpointat18dB/octave.
9 Level:
Thisallowsleveladjustmentoftheinputsignal.Usethiscontroltocorrectlymatchtheheadunittothe
amplier.Tosetthiscontrolcorrectly,turntheamplierleveltoMINandtheheadunitto3/4volume,with
theBASSandTREBLEonzero,thenslowlyturnupthisamplierlevelcontroltowardstheMAXendofthe
control.NOTE:Ifthesoundbecomesdistorted,turnthiscontroldown.
10 RCA Input:
ConnecttheseRCAconnectorstotherearLOWLEVELoutputconnectionfromtheheadunit.
11 RCA Output:
UsetheseRCAOutputconnectorstoconnecttoasecondaryamplier.ThisoutputisaPASS-THRUconnection
derivedfromtheRCAinputconnectorsothesignallevelandfrequencyresponsearethesameastheoriginal
inputsignal.
12 Ground Connection:
Connectdirectlytoasuitablegroundpointviaa4gaugepowercable.NOTE:Thisistobetherstwireto
connectwhenwiringupampliers.Damagecouldresultofthisisnotdone.
13 +12V Connection:
Thismustbeconnectedtothebatterypositive(+)terminalviaa4guagepowercableandwithaninlinefuse
orcircuitbreakeratthebatteryend.NOTE:Thisistobethelastwiretoconnectupduringinstallationas
damagecouldresult.
14 Remote Connection:
Thisinputisforturningtheamplieronando.Thisrequiresaswitchedpositive(+12V)topower‘ON’the
amplier,thiscanbefoundontherearoftheheadunitintheformofanelectricantennaoutput,oraremote
onoutput.IfnotavailableyoucanwiretotheACCpositiononthekey.
15 Fuses:
Pleaseensurethecorrecttypeoffuseistted,asspeciedinthismanual.PLEASENOTE:theFM-402has1x
25Afuses.
16 Speaker Output:
See2/1channelinstallationdiagramsinthismanualforcorrectspeakerconnection.
PUBLISHEDBYFUSIONELECTRONICSLIMITED:
©Copyright2008byFUSIONElectronicsLimited.
Allrightsreserved.Specicationsanddesignaresubjecttochange
withoutnotice.
006
INSTALLATION
007
CONNECTION
Installation
Mounting
Appropriatemountingisveryimportantfortheprolongedlifeexpectancyofanyamplier.Selectalocationthatallowsenough
spacesosucientairowismaintainableandalocationthatprovidesprotectionfrommoisture.Keepinmindthatanamplier
shouldneverbemountedupsidedown.Upsidedownmountingwillcompromiseheatdissipationthroughtheheatsinkand
couldengagethethermalprotectioncircuit.Excessiveheatwillshortenyouramplierslife.Tomaximiseheatdissipation,be
suretoleaveatleast2.5”ofclearancearoundtheamplier.Ifspaceisoftheessenseandtheampliermustbemountedin
anenclosedorrestrictedarea,asmall3inchfanshouldbeusedincorrespondencewithaductsotheheatcanowpastthe
FUTRANZHeatsink.Trytoavoidmountinganyamplieronasubwooferenclosure,asextendedexposuretovibrationmaycause
malfunctionoftheamplier.
ToavoidscratchingyournewFUSIONamplier,pre-drillthemountingholeswitheithera3mmor9/64”diameterdrillbitanduse
thescrewssuppliedintheaccessorykit.Besuretoinvestigateyourmountingareathoroughlytoavoidelectricalwires,vacuum
linesandbrakeorfuellines.
Installation Options
ThequalityofinstallationwillaecttheperformanceandreliabilityofyourFUSIONamplier.Formaximumperformancewe
recommendyouhaveyournewFUSIONamplierinstalledbyanauthorisedFUSIONdealer.Ourhighlyskilleddealershavevast
knowledgeofourproductsandtheirinstallationtechniquesarenecessarytounleashthehighperformancecapabilitiesofyour
amplier.
Ifyoudecidetoconnecttheamplieryourself,itisimportantthatyoureadthismanualcarefullyandthroughoutbeforestart-
ing.Onceyouhavenishedreadingandyoustillhavequestionsregardinginstallation,werecommendyourFUSIONdealer.
Connection
FUSIONampliersaredesignedtoworkwithina10to16voltDCrange.Beforeanywiresareconnected,thevessel’selectrical
systemshouldbecheckedforcorrectvoltagesupplywiththehelpofavoltmeter.First,checkthevoltageatthebatterywiththe
ignitionintheOFFposition.Thevoltmetershouldreadbetween12and13.8Volts.Ifyourvehicle’selectricalsystemisnotupto
thesespecication,werecommendhavingitcheckedbyanautoelectricianbeforeanyfurtherinstallation.Oncethevesselis
checked,makecertainthecorrectcablesizeisused.Werecommendusingthefollowingcablescalculatordiagramonpage8to
calculatethecorrectpowercableforyourapplication.
Power
FUSIONampliersshouldbewireddirectlytothebatteryusingtheappropriatesizedcable.Startatthevehiclebatteryandrun
thepowercablethroughtotheamplier.FUSIONrecommendstheuseofgrommetswhenpassingthepowercablethroughany
metalwalltoavoidsharpcornersorsharpbodypartsthatmayeasilycutthroughtheinsulationonthecable.
Avoidrunningthepowercableoverenginecomponentsandnearheatercores.Theuseofaninlinefuseorcircuitbreakeris
amust,thiswillpreventtheriskofapotentialrecausedbeashortinyourpowercable.Connectthefuseholderorcircuit
breakerasclosetothebatterypositiveterminalaspossible.Useafuseorcircuitbreakerofequalvalueasthatfoundonthe
chassisofyourFUSIONamplier.Youmaynowconnectthecabletothebattery,butremembertoleavethefuseoutorcircuit
breakerountilallothercableconnectionsaremade.
Ground
WhengroundingyourFUSIONamplier,locateametalareaclosetotheamplierthatisagoodsourceofground.Onceagain,
investigatetheareayouwishtouseforelectricalwires,vacuumlines,andbrakeorfuellines.Useeitherawirebrushorsand-
papertoeliminateunwantedpaint.Thiswillsupplyabettercontactforyourground.Usethesamegaugecableforgroundas
youdidforthepower.Securethegroundcabletotheappropriategroundpointusingabolt,starwasherandnut.Spreadsilicon
overthescrewandbaremetaltopreventrust.Nowitstimetoconnectthepowerandgroundcablestotheamplier.Cutboth
cablestolength.Crimptheyellowspadeconnectorssuppliedtothepowerandground.Useahextypescrewdrivertoloosenthe
+12VandtheGNDconnectionsontheamplier.Terminatethegroundrst,andthenthe+12Vandpleasemakesurethatyou
terminatethemintothecorrectterminals.Thentightenthescrewsdownsecurely.
Speaker Load
KeepinmindFUSION‘FM’seriesampliersarehighpowerampliersandnothighcurrentampliers.Inotherwordstheyrequire
aminimumimpedanceof2ohmsSTEREOand4ohmsbridgedMONOtooperatetroublefree.Toolowofanimpedancecouldsend
yourFUSIONamplierintoprotectionmodeand/ordamagetheamplier.
Remote Turn-on
Thisterminalmustbeconnectedtoaswitched+12Vsource.Typically,remoteturn-onleadsareprovidedattheheadunitwhich
willturnonandotheamplierincorrespondencewiththesource.Iftheheadunitdoesnothavearemoteturn-onlead,then
apowerantennawirecanbeused.Ifneitheroftheseleadsarepresentontheheadunitthenaswitched+12Vsupplymustbe
used,liketheACC+12V.
Runaminimumof18gaugewirefromtheamplierlocationtothesourceoftheswitched+12Vlead.Ifpossible,routethiswire
onthesamesideofthevehicleasyourpowercable.Connectthesourceremoteoutputtothewire.Gobacktotheamplierand
cutthewiretolength.LoosenthescrewterminalmarkedREMontheamplierusingahextypescrewdriver.Slipthewireinto
theconnectorandtightenthescrewsecurely.
Speaker Wiring
Choosethecorrectspeakerwireforyourapplication.Mostapplicationwillrequireaminimumof16gauge.Routetheseusingthe
sameprecautionsasyoudidwhenyouranthepowercables.Terminatethesewiresatthespeakerendusinginsulatedspeaker
terminals(notsupplied)orbysolderingtheconnection.Makesurethespeakerconnectionsarepositivetopositiveandnegative
tonegative.Attheamplierend,usea#2Phillipsscrewdrivertoloosenthespeakerterminalsontheamplier.Connectthe
speakerwiresandtightenthescrewssecurely.Checktomakesureyou’vemaintainedproperpolarityandbalance.
Inputs & Gain Setup
Low Level Inputs
BeextracarefulwithyourRCAinterconnects.Hiss,enginenoise,andfannoisecaneasilybepickedupthroughRCAcablesifrun
incorrectly.AvoidrunningyourRCAsnearlargewireloomsandelectricfansifpossible.RunyourRCAcablesontheoppositeside
ofthepowercable.Besuretocheckforcorrectbalance(Redisrightandblackorwhiteisleft)
Level Control
Ontheamplier,istheLEVELcontrol,thiscontrolallowsyoutomatchtheinputleveloftheampliertotheoutputlevelofyour
headunit.Matchingtheinputcanbeaccomplishedinthreesimplesteps:
1. TurntheLEVELcontrolontheampliertominimum.
2. Turnuptheheadunitandadjustto2/3maximumvolumeensuringthattheBASSandTREBLEaresettozero.
3. AdjusttheLEVELcontroluntilthedesiredvolumeisachievedwithoutaudibledistortion.
Remember,thegaincontrolisnotavolumecontrol.Ignoringthethreestepsabovemayleaveyouwithdamagedspeakersand/
oradamagedamplier.
1 Channel Installation 2 Channel Installation
Power Cable Calclator
Trouble Shooting
TotalAmperage 0-4ft 4-7ft 7-10ft 10-13ft 13-16ft 16-19ft 19-22ft 22-28ft
0-20 14 12 12 10 10 8 8 8
20-35 12 10 8 8 6 6 6 4
35-50 10 8 8 6 4 4 4 4
50-65 8 8 6 4 4 4 4 2
65-85 6 6 4 4 2 2 2 0
85-105 6 6 4 2 2 2 2 0
105-125 4 4 4 2 0 0 0 0
125-150 2 2 2 0 0 0 0 0
Theabovechartshowscablegaugestobeused,ifnolessthana0.5voltdropisacceptable.Ifaluminiumwireortinnedwireisused,thegaugesshouldbeofanevenlarger
sizetocompensate.Cablegaugesizecalculationtakesintoaccountterminalconnectionresistance.1Metre=3.28Feet
Problem Cause Solution
PowerLEDnot‘ON
Fuseatbatteryblownornotinstalled
Replacewithcorrectfuse.Typicallytwicetheratingofthefusethat
isontheamplier
Improperconnections
Checkthatthegroundwire,powerwireandtheremotewiresare
connectedtothecorrectterminal
StatusLED‘ON’
Fuseoramplierblown ReplacewiththecorrectAMPratedfuse
Ampliertoohot Movetheamplierintoamoreventilatedarea
Speakerwiresshorted
Checkthattherearenospeakerwiresshortedtoanyotherwireand
alsocheckifanywireisshortedtothevehiclechassis
Internalmalfunction
Disconnectallwiresexceptground,powerandremote.Thenturnthe
amplier’ON’,iftheprotectionlightisstill’ON’thenreturnforservice
008
INSTALLATION
009
CONNECTION
FUSE
PLEASE NOTE: The crossover selector positions
FUSE
PLEASE NOTE: The crossover selector positions
Specifications
Bandwidth 10Hz-40kHz
SignaltoNoise >95dB
Separation >60dB
InputSensitivity 300mV-8V
LPVariableCrossover 40Hz-160Hz@12dB/octave
HPVariableCrossover 40Hz-600Hz@12dB/octave
VariableBassBoost 0-+18dB@45Hz
VariableSubsonicFilter 20Hz-55Hz@18dB/octave
InputImpedance 20KW
Dampingfactor >200
T.H.D 0.05%
FuseRatings 1x25A
Dimensions(mm) 220(W)x260(L)x57.5(H)
12.6Voltpoweroutputspecication
50WattsRMSx2@4Ω1%THD+N
96WattsRMSx2@2Ω1%THD+N
160WattsRMSx1@4ΩBridged1%THD+N
14.4Voltpoweroutputspecication
65WattsRMSx2@4Ω1%THD+N
100WattsRMSx2@2Ω1%THD+N
200WattsRMSx1@4ΩBridged1%THD+N
010
INSTALLATION
Specicationsanddesignaresubjecttochangewithoutnotice.
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