Dual MCP304S User manual

Category
Car media receivers
Type
User manual

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The Dual MCP304S is a marine-grade AM/FM CD receiver with an impressive array of features to enhance your on-water audio experience. With its water-resistant design, it can withstand even the harshest marine environments. Enjoy your favorite tunes from various sources, including the built-in AM/FM tuner, CD player, and auxiliary input.

The Dual MCP304S is a marine-grade AM/FM CD receiver with an impressive array of features to enhance your on-water audio experience. With its water-resistant design, it can withstand even the harshest marine environments. Enjoy your favorite tunes from various sources, including the built-in AM/FM tuner, CD player, and auxiliary input.

INSTALLATION/OWNER'S MANUAL
CD Marine Receiver
MDM300
2
MDM300INSTALLATION
TYPICAL MOUNTING METHOD
REMOVAL KEYS
MOUNTING SLEEVE
Preparation
Please read entire manual before installation.
Before You Start
•Disconnectnegativebatteryterminal.Consultaqualifiedtechnicianforinstructions.
•Avoidinstallingtheunitwhereitwouldbesubjecttohightemperaturesorwhereit
wouldbesubjecttodust,dirtorexcessivevibration.
Getting Started
•Remove2transitscrewslocatedontopoftheunit.
•Insertthesuppliedkeysintotheslotsasshown,andslidetheunitoutofthemounting
sleeve.
•Installmountingsleeveintoopening,bendingtabstosecure.
•Connectwiringharnessandantenna.Consultaqualifiedtechnicianifyouareunsure.
•Testforcorrectoperationandslideintothemountingsleevetosecure.
•Snaptrimringintoplace.
Mountingsleeveopeningdimensions
7-11/64"x2-3/32"(182mmx53mm)
3
MDM300INSTALLATION
Wiring Diagram
FUSE
Whenreplacingthefuse,
makesurenewfuseisthe
correcttypeandamperage.
Usinganincorrectfuse
coulddamagetheradio.The
MDM300usesone10amp
AGCfuselocatedin-line.
4
MDM300 OPERATION
Control Locations - Receiver
Preset4/Random
Preset3/Repeat
Preset2/Intro
Preset1/Play/Pause
Local/Distance
Mono/Stereo
Tune/TrackUp
Band
Mode
Power
Tune/TrackDown
Release
Mute
AMS
Scan
Display
Audio/VolumeKnob
Loudness
Eject
USBInput
AuxiliaryInput
Preset6/+10Skip
Preset5/-10Skip
1 2 3 4 5 6 7 8
1 13
2 14
3 15
4 16
5 17
6 18
7 19
8 20
9
10
21
22
1923 10
9
18 17 16 15 14 13 12 11202122
11
12
23
5
MDM300OPERATION
Control Locations - Remote
Mute
Preset6/+10
Preset5/-10
Preset4/Random
Preset2/Intro
Preset1/Play/Pause
Mode
Band
Tune/TrackDown
Power
VolumeUp
Select
Tune/TrackUp
VolumeDown
Scan
Display
Loudness
Preset3/Repeat
1
2
3
5
6
7
8
9
10
1 10
2 11
3 12
4 13
5 14
6 15
7 16
8 17
9 18
4
12
13
14
15
16
17
11
18
6
MDM300OPERATION
Press RELEASEandpullawayfromtheleftsidetoremove.
Tore-install,insertrightsideoffaceplatefirstthenpush
leftsidetosecure.
Press oranyotherbutton(exceptEJECT)toturntheunit
on. Press toturntheunitoff.
Press MODEtoselectbetweenAM/FM,CDplayer,auxiliary,
USBandSDcard.Modesofoperationareshowninthe
display.
NOTE:CD,SDandUSBmodeswillnotappearunlessaCD,
SDCardorUSBdeviceisinserted.
TheMDM300a3.5mmauxiliaryinputportonthefrontpanel
oftheunitforconnectinganaudiodevice,MP3player,etc.
Press MODEtoselectauxiliaryinputmode.
Adjustvolumeusingvolumeknob(0-47).
Press LOUDtoactivatetheLoudnessfunction.Activating
Loudnesswillenhancethebassandtreblefrequencies
whenlisteningtomusicatlowvolumes.
Press DISPtoshowtheclock.DuringplaybackofMP3/WMA
files,ID3taginformation,elapsedtime,tracknumberand
file/foldernameswillautomaticallyalternateonthedisplay.
Press RESETuponinitialinstallationorifabnormal
operationoccurs.Resetbuttonislocatedbehindthefront
panel.
Withtheuniton,pressandholdDISPuntiltheclockbegins
toflash,thenrelease.Turnthevolume knobtotherightto
adjustthehoursortothelefttoadjusttheminutes.
Theclockwilldisplay12-hourAM/PMtimeinUSAfrequency
spacingmode(PM10.00).InEuropeanfrequencyspacing
mode,theclockwilldisplay24-hourtime(22.00).
Pressandholdthevolume knobformorethan3seconds
toaccessthesetupmenu.Pressvolume knobmomentarily
toselectbetweenthemenufunctionsandrotatethevolume 
knobleft/righttoadjustoractivatethedesiredfunction.
Faceplate Removal
Power On/Off
Mode
Auxiliary Input
Volume
Loudness
Display
Reset
Set the Clock
12/24-hour Clock 
Setup Menu
General Operation
7
MDM300OPERATION
General Operation - Setup Menu
Menu Function Options Action
Equalizer
DSP
Togglesbetweenthefollowingequalizationoptions:OFF,
POP,ROCK,CLASSandFLAT).
Beep 
Confirmation
BEEPOFF Disablestheconfirmationbeep.
BEEPON Enablestheconfirmationbeep.
Seek Priority
SEEK1 Enablesseektuningpriority.
SEEK2 Enablesmanualtuningpriority.
Programmable 
Turn On Volume
VOLLAST
Programsunittoalwaysturnonatthelastvolumeselected
beforeitwasturnedoff.
VOLADJ
Programsunittoalwaysturnonataspecificvolume.Any
volumelevel1-47canbeselected.
*Tuner
Frequency
Spacing
FREQUSA
ProgramstheunittoUSAtunerspacing.
(200kHzforFMand10kHzforAM).
FREQEUR
ProgramstheunittoEuropeantunerspacing.
(50kHzforFMand9kHzforAM).
*TunerFrequencySpacingisonlyselectablefromTunermode.
8
MDM300OPERATION
Press AUDIOmomentarilytoselectbetweenBass,Treble,
BalanceandFader.
Press AUDIO until BASappearsthenrotatevolumeknob
left/righttoadjust(-7minimum/+7maximum).
Press AUDIO until TREappearsthenrotatevolumeknob
left/righttoadjust(-7minimum/+7maximum).
Press AUDIO until BALappearsthenrotatevolumeknob
left/righttoadjust
(BAL10L-BAL10R).
BALEVENrepresentsequalbalance
Press AUDIO until FADappearsthenrotatevolumeknob
left/righttoadjust(FAD10R-FAD10F).
FADEVENrepresentsequalfader
Audio
Bass
Treble
Balance
Fader
General Operation
BASS TREBLE BALANCE FADER
9
MDM300OPERATION
Seek Tuning
Manual Tuning
Scan Tuning
Band 
Storing and Recalling 
Station Presets
Automatically Store 
Stations
Preset Scan
Distance Tuning
Stereo / Mono
Press TUNE
nn
or TUNE 
ll
momentarilytoseektothe
nextstrongstation.
PressandholdTUNE
nn
or TUNE 
ll
until"MANUAL"
appears,thenpressTUNE
nn
or TUNE 
ll
momentarily
tochangeradiofrequencyupordownonestepatatime.
Pressandholdtoadvancequickly.
Note:Seekandmanualtuningfunctionsarereversedif
SeekPriorityissettoSEEK2inthesetupmenu(referto
page7fordetailsonsettingSeekPriority).
Press SCANmomentarilytolistentothenextstrongest
stationfor5seconds.PressSCANagaintocancel.
Press BANDtoselectbetweenFM1,FM2,FM3,AM1and
AM2bands.
Upto18FMstationsand12AMstationscanbestored.To
storeastation,selectthedesiredbandandstation.Press
andholdthedesiredpresetbutton(1-6)formorethan
2seconds.Whenstored,thepresetnumberwillappearin
thedisplay.Thestationcanberecalledanytimebypressing
thecorrespondingpresetbutton.
Press AMSformorethan2secondstoautomaticallystore
allstrongeststationsinthecurrentband.
Afterthesixstrongeststationsareset,ascanofeach
storedpresetwillbegin.PressAMS or TRACK
ll
to
cancel.
Press AMSmomentarilytoscanpresetstationsforfive
secondseach.Toselectastationduringthescan,press
AMSagainorpressthecorrespondingpresetbutton.
Press LOCtoselectbetweenLocalandDistancetuning.
SelectingLOCALprogramstheunittostopatonlystrong
stationswhenseektuning.
Press MONOtoselectMonoorStereooperation.Selecting
MONOcanimprovelisteninginareaswithaweakFM
signal.
AM/FM Tuner Operation
10
MDM300OPERATION
Insert CD
Eject CD
Track Select
Fast Forward/Reverse
Pause
Intro
Repeat
Random
CD-R/CD-RW 
Compatibility
Withthelabelfacingup,insertastandardsizeCDintothe
CDslot.TheCDwillautomaticallybeginplayback.
Press EJECTtoejecttheCD.Theunitwillchangeto
previousmodeofoperation.Ifthediscisnotremoved
within10seconds,theunitwillreloadthedisc.Theunit
doesnothavetobeturnedontoejectCD.
Press TRACK 
ll
toskiptothebeginningofthenext
track.PressTRACK
nn
toreturntothebeginningofthe
currenttrack.PressingTRACK
nn
againskipstothe
beginningoftheprevioustrack.
PressandholdTRACK 
ll
or TRACK
nn
tofastforward
orreverseatrack.
Press
l
/
II
totemporarilystopCDplayback.
Press
l
/
II
againtoresumeplayback.
Press INT toplaythefirst10secondsofeachtrack.Press
INT againtoturntheIntrofunctionoff.
Press RPT tocontinuouslyrepeatsselectedtrack.Press
RPT againtoturntheRepeatfunctionoff.
Press RDM toplayalltracksinrandomorder.PressRDM
againtoturntheRandomfunctionoff.
SomeCD-RsandCD-RWsmaybeincompatiblewiththis
unit,dependingonmediatypeandrecordingmethod.In
addition,thefollowingCDsmaybeincompatiblewiththis
unit:
CDsexposedtoextremetemperaturesordirectsunlight
forextendedperiodsoftime,CDsrecordedinwhicha
recordingsessionfailedorare-recordingwasattempted
and,orencryptedorcopy-protectedCDswhichdonot
conformtotheaudioCD-DAredbookrecordingstandard.
CD Player Operation
11
MDM300OPERATION
CD Player Operation - MP3/WMA Files
Playing an MP3/WMA CD
Displaying Information
Character Support
Track Jump
Intro
Repeat
Random
WhenanMP3/WMAencodeddiscisfirstinserted,
“LOAD"willappearinthedisplay.Dependingonthenumber
offilesandfolders,thismaytakeseveralseconds.
ID3tagandfile/folderinformationwillautomaticallybe
displayedduringplayback.PressBANDtomanuallyselect
anddisplaythesonginformation.
Maximumcharacterdisplayinformation
•Trackname–64charactermaximum
•Directoryname–64charactermaximum
•*Songtitle–64charactermaximum
•*Artistname–64charactermaximum
•*Albumname–64charactermaximum
*Songtitle,artistnameandalbumnamewillonlybe
displayedifincludedwiththeMP3/WMAfile.
WhenreferringtoMP3/WMAplayback,thefollowingterms
aresynonymous:
•Filenameandtrackname
•Foldernameanddirectoryname
Press +10toskipahead10tracks.
Press -10toskipback10tracks.
Press INT toplaythefirst10secondsofeachtrack.Press
INT againtoturntheIntrofunctionoff.
Press RPT tocontinuouslyrepeatsselectedtrack.Press
RPT againtoturntheRepeatfunctionoff.
Press RDM toplayalltracksinrandomorder.PressRDM
againtoturntheRandomfunctionoff.
12
MDM300OPERATION
CD Player Operation - MP3/WMA Files
Thefollowingtypesofdiscs/filesarecompatible:
•CD-ROM(ISO),CD-R,CD-RW
•CD-DA
•MP3data
•WMAdata
Thefollowingtypesofdiscs/filesarenotcompatible:
•WMAfilesthatareprotectedbyDRM(DigitalRights
Management).
•WMAlosslessformat
•DiscsrecordedwithTrackAtOnceorpacketwriting
•MP3PROformat,MP3playlists
•AAC,protectedAAC,M4Aformat
•WAVformat
Playbacksequencebeginsintherootfolder.Anyempty
foldersorfoldersthatdonotincludecompatiblefilesare
skipped.Dependingonyoursoftware,theplaybackorder
mayvary.
•ISO9660level1
•ISO9660level2
•YellowBookMODE1
•YellowBookMODE2FORM1
•Multisession
•Maximumfoldersandfiles-256
•Maximumfolderlevels-8
•MPEG-1/2/2.5AudioLayer-3
ISO9660standards:
•Maximumnestedfolderdepthis8(includingtheroot
folder).
•Validcharactersforfolder/filenamesarelettersA-Z
(allcaps),numbers0-9,and“_”(underscore).Some
charactersmaynotbedisplayedcorrectly,dependingon
thecharactertype.
•ThisdevicecanplaybackdiscsinJoliet,Romeo,andother
standardsthatconformtoISO9660.MP3/WMAwritten
intheformatsotherthantheabovemaynotplayand/or
theirfilenamesorfoldernamesmaynotbedisplayed
properly.
Media Compatibility
Playback Order
Compatible Recording 
Formats
13
MDM300OPERATION
CD Player Operation - MP3/WMA Files
Whenplayingadiscrecordedwithregularaudiofiles
(CD-DAor.WAV)andMP3/WMAfiles,theunitwillplaythe
MP3/WMAfilesonly.
OnlyMP3fileswithfilenameextension(.mp3)canbeplayed.
OnlyWMAfileswithfilenameextension(.wma)canbe
played.
Donotattempttoplaydiscswhichcontainnon-MP3/WMA
fileswiththeMP3/WMAextension.
8kHz~48kHz
8kHz~48kHz
8kbps~320kbpsconstant
Variablebitrates
8kbps~384kbpsconstant
Variablebitrates
Note:Somefilesmaynotplayorbedisplayedcorrectly,
dependingonsamplingratesandbitrates.
ID3tagsVersion1.0to2.0.
ThismodelwillnotdisplayID3Version2.0orgreatertags.
Forbestresults,usethefollowingsettingswhenburningan
MP3disc:
128kbpsorhigherconstantbitrate
44.1kHzorhighersamplingfrequency
Forbestresults,usethefollowingsettingswhenburninga
WMAdisc:
64kbpsorhigherconstantbitrate
32kHzorhighersamplingfrequency
Additional MP3/WMA 
Information
Sampling Frequency 
Rates
MP3
WMA
Transfer Bit rates
MP3
WMA
MP3 Tag Display
Recommended Settings
14
MDM300OPERATION
SD Card / USB Operation 
ToplayMP3/WMAfilesfrommostUSBmassstorage
devices,lineuptheUSBconnectorandinserttheUSB
deviceintotheUSBport.
ToplayMP3/WMAfilesfromanSDCard,insertthecard
horizontallywiththelabelfacingupintotheSDCardslot
locatedbehindthefrontpanel.
WhenaUSBdeviceisfirstconnected,“LOAD”willappearin
thedisplayandplaybackwillbeginmomentarily.Tobegin
playingmusicfromanSDCard,pressMODE toselectSD
modeandbeginplayback.Dependingonthenumberoffiles
andfolders,itmaytakeseveralsecondsforthedeviceto
beginplaying.IfnovalidMP3/WMAfilesaredetected,“NO
FILE”willbedisplayedandthelastmodewillberesumed.
Press TRACK 
ll
toskiptothebeginningofthenext
track.PressTRACK
nn
toreturntothebeginningofthe
currenttrack.PressingTRACK
nn
againskipstothe
beginningoftheprevioustrack.
PressandholdTRACK 
ll
or TRACK
nn
tofastforward
orreverseatrack.
Press
l
/
II
totemporarilystopplayback.
Press
l
/
II
againtoresumeplayback.
ID3tagandfile/folderinformationwillautomaticallybe
displayedduringplayback.PressBANDtomanuallyselect
anddisplaythesonginformation.
Press +10toskipahead10tracks.
Press -10toskipback10tracks.
Press INT toplaythefirst10secondsofeachtrack.Press
INT againtoturntheIntrofunctionoff.
Press RPT tocontinuouslyrepeatsselectedtrack.Press
RPT againtoturntheRepeatfunctionoff.
Press RDM toplayalltracksinrandomorder.PressRDM
againtoturntheRandomfunctionoff.
Connecting a USB Device
(sold separately)
Inserting an SD Card
(sold separately)
Playing Music
Track Select
Fast Forward and 
Reverse
Pause
Displaying Information
Track Jump
Intro
Repeat
Random
15
MDM300OPERATION
SD Card / USB Operation 
Maximumcharacterdisplayinformation
•Trackname–64charactermaximum
•Directoryname–64charactermaximum
•*Songtitle–64charactermaximum
•*Artistname–64charactermaximum
•*Albumname–64charactermaximum
*Songtitle,artistnameandalbumnamewillonlybe
displayedifincludedwiththeMP3/WMAfile.
Thefollowingtypesoffilesarecompatible:
•MP3data
•WMAdata
Thefollowingtypesoffilesarenotcompatible:
•WMAfilesthatareprotectedbyDRM(DigitalRights
Management).
•WMAlosslessformat
•DiscsrecordedwithTrackAtOnceorpacketwriting
•MP3PROformat,MP3playlists
•AAC,protectedAAC,M4Aformat
•WAVformat
Playbacksequencebeginsintherootfolder.Anyempty
foldersorfoldersthatdonotincludecompatiblefilesare
skipped.Dependingonyoursoftware,theplaybackorder
mayvary.
•Maximumnumberoffiles:2000
•Maximumnumberoffolders:500plustherootdirectory
•Maximumnumberoffilesineachfolderandroot:2000
•Maximumnumberoffolderlevels(subfolders):8
(7levelsplustheroot)
Note:Ifthenumberoffiles/foldersexceedsthemaximum
outlinedabove,theadditionalfiles/folderswillbeignored.
Note: Devicesthatexceedthemaximumnumberoffilesor
foldersmaynotfunctionproperly.
Character Support
Media Compatibility
Playback Order
Playback Capacity
16
MDM300OPERATION
SD Card / USB Operation
OnlyMP3fileswithfilenameextension(.mp3)canbeplayed.
OnlyWMAfileswithfilenameextension(.wma)canbe
played.Donotattempttoplaynon-MP3/WMAfileswiththe
MP3/WMAextension.
8kHz~48kHz
8kHz~48kHz
8kbps~320kbpsconstant
Variablebitrates
8kbps~384kbpsconstant
Variablebitrates
Note:Somefilesmaynotplayorbedisplayedcorrectly,
dependingonsamplingratesandbitrates.
ID3tagsVersion1.0to2.0
Note:IfaninvalidID3tagversionisdetected,"NO
SUPPORT"willscrollonthedisplay.
DuetothedifferencesofUSBdevicesandSDCards,some
devicesmaynotbecompatible.USBdevicesandSDCards
mustbe‘massstorageclass’andformattedtotheFATor
FAT32filesysteminordertoensurecompatibility.
USB/SDCardsmustbe32GBorsmallerincapacitytobe
compatible.
Additional MP3/WMA 
Information
Sampling Frequency 
Rates
MP3
WMA
Transfer Bit rates
MP3
WMA
MP3 Tag Display
USB Device Compatibility
USB/SD Device Capacity
17
MDM300OPERATION
Music Search - MP3/WMA Files
Time Search
Track Search
File Search
Character Search
Press AMSuntil"TIMESCH"appears.Turnthevolume knob
left/righttochoosethedesiredelapsedtimeinthecurrent
song.PressAUDIOtobeginplaybackfromthedisplayed
elapsedtime.
Press AMSuntil"TRKSCH"appears.Turnthevolume 
knobtochoosethefirstdigitinthetracknumber.After
onesecond,thefirstdigitissaved.Turnthe volume knob
tochoosetheseconddigit,repeatingtheprocessuntilthe
desiredtracknumberisshown.PressAUDIOtobegin
playbackforthedisplayedtrack.
Example:Tochoosetrack100,pressAMSuntil"TRKSCH"
appears,thenturnthevolume knobuntil"1"appears.Wait
onesecond,thenchoose"0",Waitonesecond,thenchoose
"0".PressAUDIOtobeginplayingtracknumber100.
Press AMSuntil"FILESCH"appears.Turnthevolume knob
tocyclethroughallthesongsonthedevice.Thesongswill
belistedintheorderthattheyarecopiedtothedevice.
Press AUDIOtobeginplaybackwhenthedesiredsongis
displayed.
Press AMSuntil"CHARSCH"appears.Turnthevolume 
knobtochoosethefirstcharacterinthesongname.Once
thefirstcharacterischosen,waitonesecond,thenpress
AUDIOtosearchforallsongsthatbeginwiththatletter.A
listofsongswithnamesbeginningwiththechosenletter
willbeavailable.Turnthevolume knobtocyclethrough
thesesongs,andpressAUDIOtobeginplayback.
Example:Choose"B"thenpressAUDIOtodisplayallthe
songsthathavenamesbeginningwithB.
18
MDM300OPERATION
Limited One Year Warranty
Thiswarrantygivesyouspecificlegal
rights.Youmayalsohaveotherrights
whichvaryfromstatetostate.
DualElectronicsCorp.warrantsthis
producttotheoriginalpurchasertobefree
fromdefectsinmaterialandworkmanship
foraperiodofoneyearfromthedateof
theoriginalpurchase.
DualElectronicsCorp.agrees,atour
option,duringthewarrantyperiod,
torepairanydefectinmaterialor
workmanshiportofurnishanequal
new,renewedorcomparableproduct
(whicheverisdeemednecessary)in
exchangewithoutcharges,subjectto
verificationofthedefectormalfunctionand
proofofthedateofpurchase.Subsequent
replacementproductsarewarrantedfor
thebalanceoftheoriginalwarrantyperiod.
Who is covered?Thiswarrantyisextended
totheoriginalretailpurchaserforproducts
purchasedfromanauthorizedDualdealer
andusedintheU.S.A.
What is covered?Thiswarrantycoversall
defectsinmaterialandworkmanshipin
thisproduct.Thefollowingarenotcovered:
software,installation/removalcosts,
damageresultingfromaccident,misuse,
abuse,neglect,productmodification,
improperinstallation,incorrectline
voltage,unauthorizedrepairorfailure
tofollowinstructionssuppliedwiththe
product,ordamageoccurringduring
returnshipmentoftheproduct.Specific
licenseconditionsandcopyrightnoticesfor
thesoftwarecanbefoundviawww.dualav.
com.
What to do?
1.Beforeyoucallforservice,checkthe
troubleshootingguideinyourowner’s
manual.Aslightadjustmentofany
customcontrolsmaysaveyouaservice
call.
2.Ifyourequireserviceduringthe
warrantyperiod,youmustcarefully
packtheproduct(preferablyinthe
originalpackage)andshipitbyprepaid
transportationwithacopyoftheoriginal
receiptfromtheretailertoan
authorizedservicecenter.
3.Pleasedescribeyourproblemin
writingandincludeyourname,a
returnUPSshippingaddress(P.O.Box
notacceptable),andadaytimephone
numberwithyourshipment.
4.Formoreinformationandforthe
locationofthenearestauthorized
servicecenterpleasecontactusbyone
ofthefollowingmethods:
•Callustoll-freeat1-866-382-5476
•E-mailusat[email protected]
ExclusionofCertainDamages:This
warrantyisexclusiveandinlieuofany
andallotherwarranties,expressedor
implied,includingwithoutlimitationthe
impliedwarrantiesofmerchantabilityand
fitnessforaparticularpurposeandany
obligation,liability,right,claimorremedy
incontractortort,whetherornotarising
fromthecompany’snegligence,actual
orimputed.Nopersonorrepresentative
isauthorizedtoassumeforthecompany
anyotherliabilityinconnectionwiththe
saleofthisproduct.Innoeventshallthe
companybeliableforindirect,incidentalor
consequentialdamages.
19
MDM300OPERATION
Troubleshooting 
Problem Cause Action
Unit will not turn on 
(no power)
Yellowwirenotconnectedorincorrect
voltageRedwirenotconnectedor
incorrectvoltage
Checkconnectionsforproper
voltage(11~16VDC)
Blackwirenotconnected Checkconnectiontoground
Fuseblown Replacefuse
Unit has power 
(but no sound)
Speakerwiresnotconnected Checkconnectionsatspeakers
Oneormorespeakerwirestouching
eachotherortouchingchassisground
Insulateallbarespeakerwires
fromeachotherandchassis
ground
Unit blows fuses
Yelloworredwiretouchingchassis
ground
Checkforpinchedwire
Speakerwirestouchingchassisground Checkforpinchedwire
Incorrectfuserating Usefusewithcorrectrating
Excessive skipping
Unitisnotmountedcorrectlyor
backstrapisnotsecure
Checkmountingsleeveand
backstrapsupport
Physicaldefectinmedia(CD,CD-Ror
CD-RW)
Checkmediaforscratches
ERR FILE appears 
on display
Discreaderror PressejectorRESET
Focuserrorordiscisinupsidedown PressejectorRESET
TheWMAfileiscopy-protectedbyDRM
(DigitalRightsManagement)
WritediscusingWMAfilesthat
arenotcopy-protected
NO FILE appears 
on display
NoplayableMP3/WMAfilesfoundon
thedevice
Checkthedeviceforvalid
MP3/WMAfiles
Unit will not accept 
a disc
CDmechanismpositionoutof
alignment
Press EJECT toresetCD
mechanismposition
CDtransitscrewsstillinplace
Remove2transitscrews
locatedontopoftheunit
NO SUPPORT appears 
on display
AninvalidID3tagversionispresent
Version1.0to2.0ID3tagsare
supported.
20
MDM300OPERATION
Specifications
Frequencyresponse: 20Hz-20kHz
Channelseparation@1kHz: >60dB
D/Aconverter: 1 Bit
Tuningrange: 87.5MHz-107.9MHz
Usablesensitivity: 8.5dBf
50dBquietingsensitivity: 10dBf
Stereoseparation@1kHz: >30dB
Frequencyresponse: 30Hz-13kHz
Tuningrange:530kHz-1710kHz
Usablesensitivity: <42dBu
Frequencyresponse: 30Hz-2.2kHz
Speakeroutputimpedance: 4~8 ohms
Lineoutputvoltage:2 Volts RMS
Fuse:10 amp AGC
Dimensions: 7" x 7" x 2" (178 x 178 x 50 mm)
Designandspecificationssubjecttochangewithoutnotice.
CD Player
FM Tuner
AM Tuner
General
CEA-2006PowerStandardSpecifications
(reference:14.4VDC+/-0.2V,20Hz~20kHz)
PowerOutput:18WattsRMSx4channelsat4ohmsand<1%THD+N
SignaltoNoiseRatio:70dBA(reference:1wattinto4ohms)
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Dual MCP304S User manual

Category
Car media receivers
Type
User manual
This manual is also suitable for

The Dual MCP304S is a marine-grade AM/FM CD receiver with an impressive array of features to enhance your on-water audio experience. With its water-resistant design, it can withstand even the harshest marine environments. Enjoy your favorite tunes from various sources, including the built-in AM/FM tuner, CD player, and auxiliary input.

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