Alto 3.4 Manuel d'utilisateur

LTOwww.altoproaudio.comVersion2.0September2003MAXIDRIVE3.43WAYSTEREODIGITALCROSSOVER–User'sManual

9Numbersandindicatetherespectiveoutputs.1,2,3,4,56Intheexample:ThesignalconnectedtoInputisassignedtooutputsand.A13ThesignalconnectedtoInputisassignedt

104.8PRESETModifications4.9.SystemProtection5.THEMENUMAPCONFIGURATIONDESCRIPTION5.1.PresetMenuLoadPresetStorePresetDumpOutPresetIncomingDumpmenuPRESET

11Thereare3distinctcategoriesofPRESETS:User PRESETSCard PRESETS5.1.1LoadPRESETThismenupageallowstherequiredPRESETtobeloadedandmadeoperatively.ToloadaP

5.1.2Store&NamingPRESETUsethismenutocreatenewPRESETS,i.e.tosaveallthecurrentsystemsettings.TosaveaPRESET:PressThepageappears,bymeansofwhichitsposs

5.1.3DumpOutPRESETTodownloadaPRESET:UsetoreachtherequiredPRESET.DIALPressENTER.Note: Themenupageremains unchangedtoallowothertobedumped.PRESETSAlltheP

5.2.DelayMenuUsethismenutoworkonthesystemsdelaylines.ThepracticaldifferencesbetweenandDelayInputDelayOutputADelayisonlyaprocessorbymeansofwhichasignal

OutputDelay onlydelaysthesignalofaspecificoutput.AlsocalledChannelDelay,outputdelayismainlyusedtocompensateforthe distancebetweendifferentblocksofthes

16Thevaluescanbesetinthefollowingranges:Thevaluescanbesetinthefollowingranges:5.3EditmenuThevaluescanbesetinthefollowingranges:menuEDITInputGainInputE

17AllowstoadjusttheamplificationofthesignalfedinthroughInputsAandB.Editingvaluesareintherange +6dB~-30dB,with0.5dBsteps.5.3.2InputEQInputequalizerwith

18b.CentreFrequency/CutoffFrequencyPeaking LowShelving HighShelvingNotchc.BandwidthAllowstochoosethewidthinoctavesofthePeakingorNotchtypecurve.Itsnotu

1SAFETYRELATEDSYMBOLSCAUTIONRISKOFELECTRICSHOCKDONOTOPEN∼ProtectiveGroundTerminalACmains(AlternatingCurrent)HazardousLiveTerminalON: Denotestheproduct

19Thevaluescanbesetinthefollowingranges:5.3.3XoverLow-passandhigh-passfilters.Madeupofacombinationofalow-passfilterandhigh-passfilter,thecrossoverallo

20Eachfilterhasthefollowingeditableparameters:TypeoffilterAllowstochoosethreedifferenttypesoffilteranddifferentattenuationslopes:Butterworth (But)at6,

215.3.4OutputEQOutputequalizerwith5parametricfilters.AlsocalledChannelEQ,allowstoalterthetoneofeachindividualoutput.Thecharacteristicsofqualityandprog

5.3.7OutputLimitera.OutputlevellimiterAllowstokeepthesignalofeachindividualoutputwithinasetlevel.Canbeusedeffectivelytoprotectthecomponentsofasoundsys

235.4UTILITYMenu5.4.1GANGINGSUBMENUGanging InputGangingOutputGangingmenuUTILITYGangingLockMemoryCardInputGangingOutputGangingDelayUnitLim.Thresh.UnitL

24Tocheckthis:1.setInputGangin=Off,loadthe*Default*PRESET,setINADelay=1andINBDelay=0;2.setInputGangin=On,returntotheInputDelaymenu:thedisplayshowsINA&

b.OutputGangingUsedtoenable/disableGangingfunctionontheoutputs.Thesettingsare:255.4.2UNITSSUBMENUUsedthissubmenutochoosethemeasurementunitstobeusedwit

265.4.3Misc.SetupsubmenuUsethissubmenutosetaseriesofsystemoptions.a.InputSelectUsedtochoosewhichMAXIDRIVE3.4shoulduse.inputsTheoptionsinclude:Theinput

27c.TemperatureUsedtokeyinthevalueoftheenvironmentaltemperatureofplaceofinstallation.Thesystemusesthisvaluetoautomaticallycompensateforthedifferential

28Howtoenable protection˙Firstofall,choosetheprotectionmode:Twomodesareavailable:Total: Partial:alleditingfunctionsareblockedand onlytheparametersrela

DearCustomer:PREFACEThankyouverymuch▲ LTOAUDIOTEAM2ThanksforchoosingMAXIDRIVE3.43-WayStereoDigitalCrossoverandthanksforchoosingoneoftheresultsof▲ LTOA

Note: intheeventofanincorrectpassword,thedisplaypromptsagain,encryptingallthecharactersagain.Protectionisunlockedandthesystementersdefaultstatus.5.4.5

30ATTENTION!ENTER.FormattingcancelsanydatacontainedintheCard.IntheMemoryCardsubmenu,pressNote: intheeventofanerrororaCardfault,ifthereisnoCardintheslo

31SENDACCEPT IGNORE..Preset#2Preset#3Preset#4Preset#5Preset#6Preset#7Preset#8Preset#9..#2MySetup#3MySetup5#4LiveSet1#5LiveSet2#6Monitor#7Monitor2#8Mon

RS232RS232(9-Pin)7.APPLICATIONThefollowingdiagramsshowtheMAXIDRIVE3.4'svarioussystemconfigurations,asiftosay,thevarious inputandoutputhardwarecom

CH-A CH-BCLIP SIGPOWERONOFFCLIP SIGPROTMACRO2400CH-A CH-BCLIP SIGPOWERONOFFCLIP SIGPROTLTOPROFESSIONALHIGHPOWERSTEREOAMPLIFIERPROFESSIONALHIGHPOWERSTE

CH-A CH-BCLIP SIGPOWERONOFFCLIP SIGPROTMACRO2400CH-A CH-BCLIP SIGPOWERONOFFCLIP SIGPROTLTOPROFESSIONALHIGHPOWERSTEREOAMPLIFIERPROFESSIONALHIGHPOWERSTE

CH-A CH-BCLIP SIGPOWERONOFFCLIP SIGPROTMACRO2400CH-A CH-BCLIP SIGPOWERONOFFCLIP SIGPROTLTOPROFESSIONALHIGHPOWERSTEREOAMPLIFIERPROFESSIONALHIGHPOWERSTE

CH-A CH-BCLIP SIGPOWERONOFFCLIP SIGPROTMACRO2400CH-A CH-BCLIP SIGPOWERONOFFCLIP SIGPROTLTOPROFESSIONALHIGHPOWERSTEREOAMPLIFIERPROFESSIONALHIGHPOWERSTE

FromRS485OUTtoRS485INFromRS485OUTtoRS485INto/fromRS232to/fromRS232SerialPortMAXIDRIVE3.4 3-WAYSTEREODIGITALCROSSOVERe.Communications:PC&oneormoreM

8.TECHNICALSPECIFICATIONS38Peak, 6dBLo-Shelf,12dBLo-Shelf,6dBHi-Shelf,12dBLo-Shelf,Notch-24dB, -18dB,-12dB,-6dB,CLIPrelativetoClippoint(+20dBu)-24dB,

TABLEOFCONTENTS1.INTRODUCTION ...

399.WARRANTY1.WARRANTYREGISTRATIONCARDToobtainWarrantyService,thebuyershouldfirstfilloutandreturntheenclosedWarrantyRegistrationCard within10daysofthe

SEIKAKU TECHNICAL GROUP LIMITEDNo. 1, Lane 17, Sec. 2, Han Shi W. Road, Taichung, 401 Taiwanhttp://www.altomobile.com Tel: 886-4-22313737email: info@a

1.INTRODUCTION2.FEATURES3.1TheFrontPanel3.CONTROLELEMENTS4˙˙˙˙˙˙˙˙˙SinglerackunitDelaylinesupto2.5sforeachinputandupto300msforeachoutputStereodigitali

58.ENTERkeyThekeyallowsyoutoaccesstotheselectedediting.Poucaneditandconfirmvalueofparameter.pageressingthiskey,ytherequired10.InputLevelLEDsTheLEDsare

64.GETTINGSTARTED4.1ConfigurationofthesystemMeanwhile,thesystemwillrestoretheexactoperatingconditionsatthetimeofswitchingoff.16.RS485OUTThisisthestand

7AndthesystemWillenterintodefaultstatus,showingthemainoperatinginformationonthedisplay.˙Loadthecontainingtheyou'vefound.FactoryPRESETconfiguratio

84.3FirstSetup˙ checksDisabletheMUTEfunctionontheoutputsyouintendusingandlistenthesound,carryoutinstrumental(ifyouhavethenecessaryequipment)andanycorr