Clever Acoustics MA 260MP User manual

Order codes:
CRAM14 - MA 260MP
CRAM15 - MA 2120MP
CRAM16 - MA 2240MP
Mixer Amplier series
with MP3 & FM Tuner
User Manual
000000
0
111111 1
222222 2
333333
3
444444
4
555555
5
666666
6
777777
7
888888 8
999999 9
10 10 10 10 10 10
10
ON
OFF
POWER
MASTER
MIC1MIC2AUX1AUX2
US B/SD/F M BASSTREBLEMIC3/LINE
USB
SD
0 0
-10-10
-8 -8
-6 -6
-4 -4
-2 -2+2 +2
+4 +4
+6 +6
+8 +8
+10+10
PREV
CH-
PLAY
PAUSE
NEXT
CH+
MODEREC
PROTOUTPUT LEVEL
246 8 10 12
MA 2240MP MIXER AMPLIFIER
000000
0
111111 1
222222 2
333333
3
444444
4
555555
5
666666
6
777777
7
888888 8
999999 9
10 10 10 10 10 10
10
ON
OFF
POWER
MASTER
MIC1MIC2AUX1AUX2
US B/SD/F M BASSTREBLEMIC3/LINE
USB
SD
0 0
-10-10
-8 -8
-6 -6
-4 -4
-2 -2+2 +2
+4 +4
+6 +6
+8 +8
+10+10
PREV
CH-
PLAY
PAUSE
NEXT
CH+
MODEREC
PROTOUTPUT LEVEL
246 8 10 12
MA 2120MP MIXER AMPLIFIER
000000
0
111111 1
222222 2
333333
3
444444
4
555555
5
666666
6
777777
7
888888 8
999999 9
10 10 10 10 10 10
10
ON
OFF
POWER
MASTER
MIC1MIC2AUX1AUX2
US B/SD/F M BASSTREBLEMIC3/LINE
USB
SD
0 0
-10-10
-8 -8
-6 -6
-4 -4
-2 -2+2 +2
+4 +4
+6 +6
+8 +8
+10+10
PREV
CH-
PLAY
PAUSE
NEXT
CH+
MODEREC
PROTOUTPUT LEVEL
246 8 10 12
MA 260MP MIXER AMPLIFIER

www.cleveracoustics.co.uk Mixer Amplier series User Manual 2
Safety advice
WARNING
FOR YOUR OWN SAFETY, PLEASE READ THIS USER MANUAL
CAREFULLY BEFORE YOUR INITIAL START-UP!
• Beforeyourinitialstart-up,pleasemakesurethatthereisnodamagecausedduringtransportation.
• Shouldtherebeanydamage,consultyourdealeranddonotusetheequipment.
• Tomaintaintheequipmentingoodworkingconditionandtoensuresafeoperation,itisnecessary
fortheusertofollowthesafetyinstructionsandwarningnoteswritteninthismanual.
• Pleasenotethatdamagescausedbyusermodicationstothisequipmentarenotsubjecttowarranty.
IMPORTANT:
The manufacturer will not accept liability for any resulting damages caused by the non-observance
of this manual or any unauthorised modication to the equipment.
OPERATING DETERMINATIONS
Ifthisequipmentisoperatedinanyotherway,thanthosedescribedinthismanual,theproductmaysufferdamageand
thewarrantybecomesvoid.Incorrectoperationmayleadtodangere.g:short-circuit,burnsandelectricshocksetc.
Donotendangeryourownsafetyandthesafetyofothers!
Incorrectinstallationorusecancauseseriousdamagetopeopleand/orproperty.
• Neverletthepowercablecomeintocontactwithother
cables.Handlethepowercableandallmainsvoltage
connectionswithparticularcaution!
• Neverremovewarningorinformativelabelsfromtheunit.
• Donotopentheequipmentanddonotmodifytheunit.
• Donotswitchtheequipmentonandoffinshortintervals,
asthiswillreducethesystem’slife.
• Onlyusetheequipmentindoors.
• Donotexposetoammablesources,liquidsorgases.
• Alwaysdisconnectthepowerfromthemainswhen
equipmentisnotinuseorbeforecleaning!Onlyhandle
thepower-cablebytheplug.Neverpullouttheplugby
pullingthepower-cable.
• Makesurethattheavailablevoltageisbetween
100~240V,50/60Hz.
• Makesurethatthepowercableisnevercrimpedor
damaged.Checktheequipmentandthepowercable
periodically.
• Iftheequipmentisdroppedordamaged,disconnectthe
mainspowersupplyimmediatelyandhaveaqualied
engineerinspecttheequipmentbeforeoperatingagain.
• Iftheequipmenthasbeenexposedtodrastic
temperatureuctuation(e.g.aftertransportation),
donotconnectpowerorswitchitonimmediately.
Thearisingcondensationmightdamagetheequipment.
Leavetheequipmentswitchedoffuntilithasreached
roomtemperature.
• Ifyourproductfailstofunctioncorrectly,stopuse
immediately.Packtheunitsecurely(preferablyinthe
originalpackingmaterial),andreturnittoyourProLight
dealerforservice.
• Onlyusefusesofsametypeandrating.
• Repairs,servicingandpowerconnectionmustonlybe
carriedoutbyaqualiedtechnician.THISUNITCONTAINS
NOUSERSERVICEABLEPARTS.
• WARRANTY:Oneyearfromdateofpurchase.
CAUTION!
KEEP THIS EQUIPMENT
AWAY FROM RAIN,
MOISTURE AND LIQUIDS
CAUTION!
TAKE CARE USING
THIS EQUIPMENT!
HIGH VOLTAGE-RISK
OF ELECTRIC SHOCK!!

www.cleveracoustics.co.uk Mixer Amplier series User Manual 3
Product overview & technical specications
TheMA260MP,MA2120MPandMA2240MPareidealforinstallationintoshops,ofcesandcommercial
premises,andfeaturethreemicrophoneinputs,twoAUXinputsplusintegralMP3playerandFMradioturner.
MIC1featuresswitchable+48VphantompowerandadjustableVOXpriorityovertheotherinputs.
IndividualgaincontrolsformicrophoneandAUXinputspluscontrolsforbass,trebleandmastervolume.
Radio mode:InradiomodepressandholdthePREV/NEXTbuttontosearchforchannelsautomaticallyorpress
PREV/NEXTtoscrollthroughthechannels.
USB/SD card mode:TheintegralMP3playerfeaturesauto-selectiontoselectbetweenUSBandSDmedia.Ifonly
oneSDorUSBmediaisinsertedMP3playerwillautomaticallyplaytheinsertedmedia,ifasecondmediasource
istheninsertedtheMP3playerwillautomaticallybegintoplaythelastinsertedmedia.Ifoneofthetwomedia
sourcesisthenremovedtheMP3playerwillreverttoplayingthemediasourcestillinsertedintothemachine.
REC function: ToentertherecordfunctionpresstheRECbuttononce.Pressingasecondtimewillbeginrecording
andathirdtimewillstopandsavetherecording.WhenintheRECmodepressthePLAY buttontoplaythe
recordingselected.UsetheUP/DOWNbuttonstoselectbetweenrecordings.
Modebutton:PresstheMODEbuttontoselectbetweentheFM&MP3modes.InMP3modepressandholddown
theMODEbuttontoselecttheplaybackmode.Eachtimethebuttonishelditwillmovealongtothenextmode.
ONE-Repeattrack
NO-Repeatoff
RAN-Random
All-Repeatall
•19"rackmountablechassis(removablerackears)
•70V,100V,andlowimpedance4-16Ωloudspeaker
outputs
•IntegralMP3(USB/SD)playerwithFMradiotuner
•ThreemicrophoneinputsandtwoAUXinputs(MIC3
switchable(MIC/LINE)
•MIC1featuresVOXpriorityandVOXlevel
•MIC1-2-3,AUX1-2,mastervolumecontrolsandbass/
trebletonecontrol
•Lineoutputviaphonosockets
•LEDVUmeterandovertemperatureindication
•Shortcircuit,overloadandhightemperatureprotection
•OperationalDCinputforusewithbatterybackuppower
sourcesorforoperationusinghighcapacitybatteries
Mixer Amplier series
Specications MA 260MP MA 2120MP MA 2240MP
Poweroutput 60Wrms 120Wrms 240Wrms
Speakeroutput 70V,100V,4-16Ω 70V,100V,4-16Ω 70V,100V,4-16Ω
Frequencyresponse 50Hz-18kHz 50Hz-18kHz 40Hz-17kHz
Powersupply 240VAC50Hz/12VDC(8A) 240VAC50Hz/24VDC(8A) 240VAC50Hz/24VDC(16A)
Ordercode CRAM14 CRAM15 CRAM16
000000
0
111111 1
222222 2
333333
3
444444
4
555555
5
666666
6
777777
7
888888 8
999999 9
10 10 10 10 10 10
10
ON
OFF
POWER
MASTER
MIC1MIC2AUX1AUX2
US B/SD/FM BASSTREBLEMIC3/LINE
USB
SD
0 0
-10-10
-8 -8
-6 -6
-4 -4
-2 -2+2 +2
+4 +4
+6 +6
+8 +8
+10+10
PREV
CH-
PLAY
PAUSE
NEXT
CH+
MODEREC
PROTOUTPUT LEVEL
246 8 10 12
M A 2240MP MIXER AMPLIFIER
000000
0
111111 1
222222 2
333333
3
444444
4
555555
5
666666
6
777777
7
888888 8
999999 9
10 10 10 10 10 10
10
ON
OFF
POWER
MASTER
MIC1MIC2AUX1AUX2
US B/SD/FM BASSTREBLEMIC3/LINE
USB
SD
0 0
-10-10
-8 -8
-6 -6
-4 -4
-2 -2+2 +2
+4 +4
+6 +6
+8 +8
+10+10
PREV
CH-
PLAY
PAUSE
NEXT
CH+
MODEREC
PROTOUTPUT LEVEL
246 8 10 12
M A 2120MP MIXER AMPLIFIER
000000
0
111111 1
222222 2
333333
3
444444
4
555555
5
666666
6
777777
7
888888 8
999999 9
10 10 10 10 10 10
10
ON
OFF
POWER
MASTER
MIC1MIC2AUX1AUX2
US B/SD/FM BASSTREBLEMIC3/LINE
USB
SD
0 0
-10-10
-8 -8
-6 -6
-4 -4
-2 -2+2 +2
+4 +4
+6 +6
+8 +8
+10+10
PREV
CH-
PLAY
PAUSE
NEXT
CH+
MODEREC
PROTOUTPUT LEVEL
246 8 10 12
M A 260MP MIXER AMPLIFIER

www.cleveracoustics.co.uk Mixer Amplier series User Manual 4
Panel & connection identication
01-USB2.0port
02-LEDdisplay
03-PREV/CH-button
04-NEXT/CH+button
05-PLAY/PAUSEbutton
06-MODEbutton
07-REC(record)button
08-Outputlevelindicator
09-PROT(protector)indicator
10-Powerindicator
11-SDcardslot
12-MIC1input
13-MIC1volumecontrol
14-MIC2volumecontrol
15-MIC3/LINEvolumecontrol
16-AUX1volumecontrol
17-AUX2volumecontrol
18-USB/SD/FMvolumecontrol
19-Bassfrequencycontrol
20-Treblefrequencycontrol
21-Mastervolume
22-Powerswitch
23-FMantennasocket
24-IECinsocket
25-Fuse
26-DC24Vinput
27-COM,4-16Ω,70V,100Voutputs
28-Output
29-AUX2
30-AUX1
31-LINE/MIC3inputswitch
32-LINE/MIC3
33-MIC2unbalancedinput
34-MIC1mutecontrol
35-MIC1unbalancedinput
36-Phantompowerswitch
000000
0
111111 1
222222 2
333333
3
444444
4
555555
5
666666
6
777777
7
888888 8
999999 9
10 10 10 10 10 10
10
ON
OFF
POWER
MASTER
MIC1MIC2AUX1AUX2
US B/SD/F M BASSTREBLEMIC3/LINE
USB
SD
0 0
-10-10
-8 -8
-6 -6
-4 -4
-2 -2+2 +2
+4 +4
+6 +6
+8 +8
+10+10
PREV
CH-
PLAY
PAUSE
NEXT
CH+
MODEREC
PROTOUTPUT LEVEL
246 8 10 12
MA 2240MP MIXER AMPLIFIER
11 12 13 14 15 16 17 18 19 20 21 22
1 2 3 4 5 6 78910
240V 50Hz
T2AL 250V
COM70V100V
4-16
OUTPUTSOUTPUTAUX 2 AUX 1
OFF
ON
FM
PHANTOM
(48V)
MIC3/LINEMIC2
INPUTSVOX
0-10
MIC1 INPUT
MIC
LINE
DC INPUT
24V16A
DO NOT USE 4-16,70V AND 100V
AT THE SAME TIME
23
2524 28 29 30 31 32 33 34 35 36 26 27
Inthebox:1 x xture,
1 x power cable, IR
remote, FM antenna &
1 x user manual

www.cleveracoustics.co.uk Mixer Amplier series User Manual 5
Remote control identication
Remote control identication:
EQ
01-Powerbutton
02-PLAY/PAUSE/CONFIRMbutton
03-MODEbutton
04-Numbercontrol
05-LAST/NEXTbuttons
06-REWIND/FASTFORWARDbuttons
07-VOL+button
08-VOL-button
09-EQbutton

www.cleveracoustics.co.uk Mixer Amplier series User Manual 6
Rack installation
Rack Installation
TheMASeriesarerackmountable.TherackyouuseshouldbeaDoubleDoorRackwhereyoucanopenthefront
andrearpanel.Whenmountingtheamplierintotherack,pleasemakesurethatthereisenoughspacearound
theamplier.

Becarefulwhenmountingtheamplierintotherack.Puttheheaviestproductsintothelowerpartoftherack.

Thefrontpanelisnotdesignedtoabsorbaccelerationforcesoccuringduringtransportation.

Inputs
Shortcablesrunsimprovethesoundqualityremarkably.Inputcablesshouldbeshortanddirect,sincehigh
frequencieswillmostlybeabsorbedifthecablesareunnecessarilylong.Besidesthatalongercablemayleadto
hummingandnoiseproblems.Ifthecablerunsareunavoidable,youshouldusebalancedcables.

Outputs
Thehighdampingfactorofyourampliersuppliesaclearsoundreproduction.Unnecessarilylongandthincables
usedforlowimpedance(4-16Ω)speakerswillinuencethedampingfactorandthusthelowfrequenciesina
negativeway.Inordertosafeguardgoodsoundquality,thedampingfactorshouldliearound50.Thelongera
cablehastobethethickeritshouldbe.Forlongercablerunspleaseensurethe100Voutputsareusedfor100V
speakers.

Connectyourspeakersystemsviathespeakerterminals(COM=-VE)

Examples: 1)COM+4-16Ω
   2)COM+70V
   3)COM+100V

Note: Please do not use more than one pair of output terminals.

Connections To The Mains

Beforeconnectingtheampliertothelocalmainsvoltageoutletshouldbecheckedtoensuretheavailablesupply
is240V~AC50Hz.ThisproductisCLASS1andrequiresaprotectivemainsearthtobeconnectedatalltimes.DO
NOTremoveordisconnecttheearth.
Power On/Off Procedure
Afterconnectingyourampliertothemains,turnallcontrolscounterclockwisetothe“min”
position.Turnonaudiosources(MP3players,CDplayers,Microphonesetc)beforepoweringtheamplierON.The
lastproducttobeswitchedonistheamplier.
Ifyouwishtopoweroffthesystem,turntheamplier’smastervolumecontrolcounterclockwisetothe“min”
positionbeforeswitchingtheamplierOFFbeforeanyaudiosourcesareswitchedoff.Byfollowingthisprocedure
itwillpreventacousticshockstothespeakersorpotentialdamagetosystemcomponents.

www.cleveracoustics.co.uk Mixer Amplier series User Manual 7
Machine operation
Machine operation
1.Afterconnectingallaudiosourcesandpoweringonthemixeramplier,adjustthelevelofeachaudioinputto
achievethedesired“mix”.Careshouldbetakentowhenadjustingmicrophoneinputvolumesandthemaster
volume,adjustbothoftheseinsmallincrement’stoavoidfeedback(howlaround).Thegoalistoachieveaclear
balancebetweenmusicandvoiceensuringannouncementscanbeclearlyheard.
2.MicrophoneinputNo.1featuresadjustablevoiceoperatedoverride(VOX),thiswillmuteallotherinputs.After
3secondsofnosignaltoMIC1inputstheotherinputwillreturntotheiroriginalstate.TheVOXmutelevelcanbe
adjustedontherearpanel.
3.TheCleverAcousticsampliersallfeatureoutputVUmeter’swithPEAKindication.ShouldthePEAKindicator
illuminate(ashing)theoutputoftheamplieristoohigh,turnthemastervolumeanti-clockwisetoreduce
theoutput.
4.TheCleverAcousticsampliersallfeatureprotectionwithLEDindication.ShouldthePROTECTindicatoril-
luminate,turnthemastervolumecontrolanti-clockwisefullyandswitchofftheamplierfor15secondsasthe
ampliermayhaveenteredPROTECTmodetemporarilyduetoapeaksignal,careshouldthenbetakentoensure
allinputlevelsaresetcorrectly.IftheamplierpersiststoenterPROTECTmodetheampliershouldbeswitched
offandlefttocoolfor5-10minutesbeforeswitchingbackon.IfthePROTECTindicatorremainslitthisindicatesa
problemwiththeamplieroramplierload(ieShortCircuit).
5.TheCleverAcousticsampliersallfeatureprotectionwithLEDindication.ShouldtheTEMP(overtemperature
protection)indicatorilluminate,turnthemastervolumecontrolanti-clockwisefullyandswitchofftheamplierfor
15secondsastheampliermayhaveenteredTEMP(overtemperatureprotection)modetemporarilyduetothe
internaltemperaturereachingthepresetlimit,careshouldthenbetakentoensureallinputlevelsaresetcorrectly
andthatallventilationslotsareclearofobstruction.IftheamplierpersiststoenterTEMPmodetheamplier
shouldbeswitchedoffandlefttocoolfor5-10minutesbeforeswitchingbackon.IftheTEMPindicatorremainslit
thisindicatesaproblemwiththeoutputlevel(iebassheavymusic),ampliercoolingoramplierload
(ieShortCircuit).
6.Speaker&Ampliersystemscanproducehighsoundpressurelevels,pleaseoperateallcontrolswithcautionto
ensurepeoplearenotexposedtoexcessiveordangeroussoundpressurelevels.

www.cleveracoustics.co.uk Mixer Amplier series User Manual 8
Panel connections
MAINS
24V DC INPUT
(MA 2120MP)
24V DC INPUT
(MA 2420MP)
12V DC INPUT
(MA 260MP)
MIC 1
MIC 1
AUDIO SOURCES
SD
USB CH-
PREV
CH+
NEXT
PAUSE
PLAY
240V~50Hz
MODE REC
OFFLINE MIC3/LINE
INPUTS
AUX 1AUX 2OUTPUT
24V
-
COM 4-16Ω70V 100V16A
+
OUTPUTDC INPUT
MIC2
PHANTOM
(48V)
MIC1 INPUTVOX
0-10 ONMIC
OUTPUT LEVEL

www.cleveracoustics.co.uk Mixer Amplier series User Manual 9
Speaker connections
Speaker connections
Notes:
•Boththe4-16Ωand100Vterminalscannotbeusedatthesametime.
•Impedancesindicatedintheguresrepresentthetotalspeakersystem(load)impedances.
•Loadspresentedtotheampliermustbeequaltoorgreaterthanlistedabove.Speaker
impedancesmustbemeasuredusingatrueimpedancemeter,donotstandardmultimeters.
Connection With The Mains
ConnecttheunittothemainsviatheIECmains
inletusingthe13AUK-IECcordsupplied.
The earth has to be connected.
Switchtheuniton.Afterswitchingonthespeakersystem,wait8-10secondsbeforeyouturnthevolumecontrol
upinordertoavoidspeakerdamage.
CAUTION!IncreasethelevelofeachchanneluptothepointwheretheclipLEDsilluminate.
Alwayscheckthesoundpressurelevelwithameterinordertokeeptothelegalthreshold.
Total impedance
81Ω (MA 260MP)
41Ω (MA 2120MP)
20Ω (MA 2420MP)
Total impedance
167Ω (MA 260MP)
83Ω (MA 2120MP)
42Ω (MA 2420MP)
WARNING!
Be sure to attach the supplied terminal cover attached after connection.
Because high voltage is applied to the speaker terminals, care should be
taken never touch these terminals to avoid electric shock.
Allspeakerconnectionsshouldbemadeusingbarewireorsuitableinsulated
crimpterminals.Pleaseensurenoloosestrandsarepresentasthesemay
shortacrossterminalscausingdamagetotheamplier.

www.cleveracoustics.co.uk Mixer Amplier series User Manual 10
XLR/RCA connections
Balanced XLR jack connection
Jack plug

www.cleveracoustics.co.uk Mixer Amplier series User Manual 11
Problem chart
Cleaning and Maintenance
Werecommendafrequentcleaningoftheproduct.Pleaseuseasoftlintfreeandmoistenedcloth.
Neverusealcoholorsolvents.
Therearenoserviceablepartsinsidetheproductexceptforthefuse.Maintenanceandserviceoperations
areonlytobecarriedoutbyauthoriseddealers.
Replacing the fuse
Onlyreplacethefusebyafuseofthesametypeandrating.
Before replacing the fuse, unplug the mains lead.
Shouldyouneedanyspareparts,pleaseusegenuineparts.
Shouldyouhaveanyfurtherquestions,pleasecontactyourdealer.
Warnings
CAUTION - DANGER TO LIFE
DISCONNECT FROM THE MAINS BEFORE
STARTING MAINTENANCE OPERATION
Problem Cause Solution
Nopower Thepowercordisnotconnected. Checkthepowercordandany
extensioncabled.
Nosound Thepowercordoftherespective
productisnotconnectedprop-
erlyornotatall.
Theconnectionsocketorthe
plugisdirty.
Checkthepowercordandifthe
plugsareproperlyconnected
withthesockets.
Cleanthesocketand/orthe
plug.
Noise Theinputsignalistoostrong. Reducetheinputsignalviathe
gaincontrol.
Distortedsound Loadimpedanceistolow. Checkloadimpedancevsam-
plierspecication,reduceas
required.

www.cleveracoustics.co.uk Mixer Amplier series User Manual 12
WEEE notice
Correct Disposal of this Product
(Waste Electrical & Electronic Equipment)
(Applicable in the European Union and other European countries
with separate collection systems)
Thismarkingshownontheproductoritsliterature,indicatesthatitshouldnotbedisposed
withotherhouseholdwastesattheendofitsworkinglife.Topreventpossibleharmtothe
environmentorhumanhealthfromuncontrolledwastedisposal,pleaseseparatethisfromother
typesofwastesandrecycleitresponsiblytopromotethesustainablereuseofmaterialresources.
Householdusersshouldcontacteithertheretailerwheretheypurchasedthisproduct,ortheir
localgovernmentofce,fordetailsofwhereandhowtheycantakethisitemforenvironmentally
saferecycling.
Businessusersshouldcontacttheirsupplierandcheckthetermsandconditionsofthe
purchasecontract.Thisproductshouldnotbemixedwithothercommercialwastesfordisposal.