SONY MDX-65汽车音响电路图纸.pdf

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1、MDX-65SERVICEMANUALUSModelCanadianModelAEPModelUKModelEModelDolbynoisereductionextensionmanufacturedunderlicenseModelNameUsingSimilarMechanismMDX-62fromDolbyLaboratoriesLicensingCorporation.MiniDiscMechanismTypeMG-798K-133“DOLBY”andthedouble-DsymbolaaretrademarksofDolbyLabor

2、atoriesLicensingCorporation.OpticalPick-upNameKMS-241A/J2NSPECIFICATIONSFEATURESSystemMinidiscdigitalaudiosystem•SonyBUSsystemcompatiblewithmobileMDLaserDiodePropertieschangers.Material:GaAlAs•Direct-insystemforinsertingandremovingWavelength:780nmMDseasily.EmissionDuration:C

3、ontinuous•NowaitingtimetochangediscsincontinuousLaseroutputPower:Lessthanplay.44.6mW*•TheMDchangercompartmenthasabuiltinlight*Thisoutputisthevaluemeasuredatadistanceofforeasyuseeveninthedark.200mmfromtheobjectivelenssurfaceonthe•1bitDigital/AnalogconverterforhighqualityOptic

4、alPick-upBlock.soundreproduction.Frequencyresponse10–20,000HzWowandflutterBelowmeasurablelimitSignal-to-noiseratio95dBOutputsBuscontroloutput(8PIN)Analogaudiooutput(RCAPIN)Currentdrain300mA(MDplayback)600mA(duringloadingorejectingadisc)DimensionsApprox.176´83.5´142mm(7´33/8´

5、518/32in.)(w/h/d)notincl.projectingpartsandcontrolsMassApprox.1.1kg(2lb.7oz.)Powerrequirement12VDCcarbattery(negativeground)SuppliedaccessoriesMountinghardware(1set)Buscable5.5m(1)RCApincord5.5m(1)•U.S.andforeignpatentslicensedfromDolbyLaboratoriesLicensingCorporation.•Desig

6、nandspecificationssubjecttochangewithoutnotice.MINIDISCCHANGERMICROFILM–1–SECTION4DIAGRAMS4-1.ICPINDESCRIPTIONS•IC100CXA2523AR(RFAMP)PinNo.PinNameI/OPinDescription1III-VconvertedRFsignalinput(I)fromdetectorofopticalpick-up.2JII-VconvertedRFsignalinput(J)fromdetectorofoptical

7、pick-up.3VCOCentervoltage(+1.65V)generationoutput4–9A–FISignalinput(AtoF)fromdetectorofopticalpick-up.10PDIQuantitymonitorinputoflightfromlaserdiodeofopticalpick-up.11APCOLaseramplifieroutputtoautomaticpowercontrolcircuit.12APCREFIReferencevoltageinputforlaserpowersetting.13

8、GND—GND14TEMPIITemperaturesensorconnectingpin(Notusedinthisset.)15TEMPRORef