Aiwa-NSXA959-cs-sm维修电路原理图.pdf

anuaCDSTEREOSYSTEMawaSERVICENSX-A959NSX-F959SYSTEMCD-CASSEIVERSPEAKERNSX-A959(TYPE: U)CX-NA959SX-WNA958NSX-F959(TYPE: LH)CX-NF959SX-WNF959GIfrequiringinformationabouttheCDmechanism,seeServiceManualof6ZG-1,S/MCodeNo.09-984-249-90T.RadioFans.CN 收音机爱 好者资料库TABLEOFCONTENTSPROTECTIONOFEYESFROMLASERBEAMDURINGSERVICING.3PRECAUTIONTOREPLACEOPTICALBLOCK.3SPECIFICATIONS.4NOTEONBEFORESTARTINGREPAIR. 5ELECTRICALMAINPARTSLIST. 7TRANSISTORILLUSTRATION. 12BLOCKDIAGRAM-1(MAIN/FRONT). 13WIRING-1(MAIN: U. LH) .15SCHEMATICDIAGRAM-1(MAIN:U) . 17SCHEMATICDIAGRAM-2(MAIN: LH). 20SCHEMATICDIAGRAM3(TUNER).s.s. 23IC BLOCKDIAGRAM-1.25SCHEMATICDIAGRAM4(FRONT). 26WIRING-2(FRONT).29SCHEMATICDIAGRAM-5(HIFI-AMP). 31WIRING-3(HIFI-AMP).s.33WIRING4(JOG/RELAY/KEY). 35SCHEMATICDIAGRAM-6(RELAY).n. 37WIRING-5(DECK).38WIRING-6(AC/PT).39ADJUSTMENT1. 40PRACTICALSERVICEFIGURE.s. 42ICDESCRIPTION.43FLGRIDASSIGNMENT&ANODECONNECTION.s. 45MECHANICALEXPLODEDVIEW1 / 1 . 47MECHANICALPARTSLIST1 / 1 . 49TAPEMECHANISMEXPLODEDVIEW1 / 1 . 50TAPEMECHANISMPARTSLIST1 / 1 . 52SPRINGAPPLICATIONPOSITION. 53IC BLOCKDIAGRAM.2.54SPEAKERDISASSEMBLYinstruction. 58SPEAKERPARTSLIST.59ACCESSORIES/ PACKAGELIST. 60REFERENCENAMELIST.612RadioFans.CN 收音机爱 好者资料库Thissetemployslaser.Therefore,besuretofollowcarefullytheinstructionsbelowwhenservicing.WARNING!WHENSERVICING,DO NOTAPPROACHTHELASEREXITWITHTHEEYETOOCLOSELY.INCASEITISNECESSARYTOCONFIRMLASERBEAMEMISSION.BESURETOOBSERVEFROMA DISTANCEOFMORETHAN30cmFROMTHESURFACEOFTHEOBJEC-TIVELENSONTHEOPTICALPICK-UPBLOCK.AICaution:Invisiblelaserradiationwhen*openandinterlocksdefeatedavoidexposuretobeam.IAdvarsel:Usynliglaserst2dingvedbning,nrsikkerhedsafbrydereer udeaf funktion.Undg&udsa?ttelseforstr#ding.VAROITUS!LaiteenKayttaminenmuullakuintassakayttoohjeessamainitullatavallasaataaaltistaakayt-tajanturvallisuusluokan1ylittavallenakymattomalleIasersateilylle.VARNING!OmapparatenanvandsPAannatsattanvadsomspecificerasidennabruksanvising,kananvandarenutsattasforosynlingIaserstrAlning,somoverskridergransenforlaserklass1.PrecautiontoreplaceOpticalblock(KSS-213F)Bodyor clotheselectrostaticpotentialcouldruinlaserdiodein theopticalblock.Besuregroundbodyandworkbench,andusetheclothesdonottouchthediode.CAUTIONUseof controlsoradjustmentsorperformanceof proce-duresotherthanthosespecifiedherinmayresultinhazardousradiationexposure.ATTENTIONLutillisationdecommandes,reglagesouproceduresautresqueceuxspecifiespeutentrakrerunedangereuseexpositionauxradiations.ADVARSELUsynligIaserstAlingvedabning,nrsikkerhedsafbrydereerudeaf funktion.Undg5udsattelseforstr?ding.ThisCompactDiscplayerisclassifiedasaCLASS1LASERproduct.TheCLASS1 LASERPRODUCTlabelis locatedontherearexterior,CLASS1LASERPRODUCTKLASSE1LASERPRODUKTLUOKAN1LASERLAITEKLASS1LASERAPPARATIPICK-UPk.s)IP.C.B.1 )Aftertheconnection,removesoldershowninrightfigure.RadioFans.CN 收音机爱 好者资料库SPECIFICATIONScFMTunersectionTuningrangeUsablesensitivity(lHF)AntennaterminalscMWTunersectionTuningrangeUsablesensitivityAntennacAmplifiersectionMid-highfrequencyamplifierPoweroutputTotalharmonicdistortion87.5MHzto108MHz13.2dBf75ohms(unbalanced)531kHzto1602kHz(9kHzstep)530kHzto1710kHz(1 O kHzstep)350uV/mLoopantennaU:30W+30W(200Hz-20kHz,T.H.D.lessthan1%,6 ohms)LH:40W+ 40W(1kHz,T. H. D.10%,6 ohms)0.3%(6W,1 kHz,6 ohms,DINAUDIO)Low-highfrequencyamplifierroweroutpuI- . .U:130W+130W(20HZ-200HZ,TotalharmonicdistortionInputsoutputsTrackformatFrequencyresponseSignal-to-noiseratioRecordingsystemHeadsT.H.D.lessthan17.;6 ohms)LH:170W+170W(75tiz,T.H.D.10%,6 ohms)0.3%(13.5W,75Hz,6 ohms,DINAUDIO)VI DEO/AUX:210mV(adjustable)MD:21OmV(adjustable)MlCl,MIC2: 1.4mV(10kohrms)LINEOUT:200mVSPEAKERS:acceptspeakersof6 ohmsormoreSURROUNDSPEAKERS:acceptspeakersof8 ohmsto16ohmsPHONES(stereojack): acceptsheadphonesof32ohmsormore4 tracks,2 channelsstereoCrO,tape:50Hz-16000HzNormaltape:50Hz15000Hz60dB(DoblyB NRON,CrOztapepeaklevel)ACbiasDeck1:playbackheadx 1Deck2:Recording/Playbackheadx1/eraseheadx 1LaserSemiconductorlaser(1 =780nm)D-Aconverter1 bitdualSignal-to-noiseratio83dB(1kHz,O dB)Harmonicdistortion0.05%(1kHz,O dB)WowandflutterUnmeasurableCabinettype4 way(magneticshieldedtype)SpeakersSubwoofer:200mmconetypeWoofer:120mmconetypeTweeter:60mmceramictypeSupertweeter20mmceramictypeImpedance6 ohmsOutputsoundpressurelevel87dBAM/mDimensions(Wx H x D)260 x 353x387mm(10/,X14X15/,ln.)Weight6.5kg(14Ibs5OZ.)Cabinettype4 way(magneticshieldadtype)SpeakersSubwoofer:200mmconetypeWoofer:120mmconetypeTweeter:60mmceramictypeSupertweeter:20mmceramictypeImpedance6 ohmsOutputsoundpressurelevel87dBIW/mDimensions(Wx H x D)270 x 440 x316mmWeight6.8kgcGeneralPowerrequirementsU:120VAC,60HZLH:120V1220-230V1240V AC(switchable),50/60HzPowerconsumptionU:195WLH:250WDimensionsofmainunit300 x 357.5x376mm(1 17/8X14/,X147/,in.)Weight12.8kg(28Ibs4 OZ.)GDesignandspecificationsaresubjecttochangewithoutnotice.c Theword“BBEandthe“BBEsymbol”aretrademarksofBBESound,Inc.UnderlicensefromBBESound,lnc.GDolbynoisereductionmanufacturedunderlicensefromDolbyLaboratoriesLicensingCorporation.“DOLBY”andthedouble-DsymbolnoaretrademarksofDolbyLaboratoriesLicensingCorporation.4RadioFans.CN 收音机爱 好者资料库NOTEONBEFORESTARTINGREPAIR1.ForceddischargeofelectrolyticcapacitorofpowersupplyblockWhenrepairisgoingtobeattemptedinthesetthatusesrelaycircuitinthepowersupplyblock,electricpotentialiskeptchargedacrosstheelectrolyticcapacitors(C 101,102)eventhoughACpowercordis removed.Ifrepairisattemptedinthiscondition,thesecondarydefectcanoccur.Inordertopreventthesecondarytrouble,performthefollowingmeasuresbeforestartingrepairwork.Discharctetxocedure,!1“!RemovetheACpowercord,Connecta dischargingresistoratanendofleadwirethathasclipsat bothends.Connectortheotherendoftheleadwiretometalchassis.Contacttheotherendofthedischargingresistortothepositive(+)side(+VH)ofCIO1.(Fortwoseconds)Contactthesameendofthedischargingresistoras steptothenegative(-)side(-VH)ofC102inthesameway.(Fortwoseconds)CheckthatvoltageacrossC 101andC 102hasdecreased1 Vorlessusinga multimeteroranoscilloscope.LSelecta dischargingresistorreferringtothefollowingtable.Fig-1Chargingvoltage(V)Discharging(Clol,102)Ratedpower(W)Partsnumberresistor(Q)25-48100387-AOO-247-09049-140220587-AOO-232-090Note:Thereferencenumbers(C101,C102)oftheelectrolyticcapacitorscanchangedependingonthemodels.Besuretocheckthereferencenumbersofthechargingcapacitoronschematicdiagrambeforestartingthedischargingwork.2.CheckitemsbeforeexchangingtheMICROCOMPUTERBesuretocheckthefollowingitemsbeforeexchangingtheMICROCOMPUTER.ExchangetheMICROCOMPUTERafterconfirmingthattheMICROCOMPUTERissurelydefective.2-1.RegardingtheHOLDterminaloftheMICROCOMPUTERWhentheHOLDterminal(INPUT)oftheMICROCOMPUTERis“H,theMICROCOMPUTERis judgedtobeoperatingcorrectly.Whenthisterminalis“L”,themainpowercannotbeturnedon.Therefore,besuretochecktheterminalvoltageoftheHOLDterminalbeforeexchange.WhentheMICROCOMPUTERisnotdefective,theHOLDterminalcanalsogo“L”whenthePOWERAMPLIFIERhasanyabnormalitiesthattriggerstheabnormalitydetectioncircuitontheMAINC.B.thatsetstheHOLDterminalto“L”.GGoodornogoodjudgmentoftheMICROCOMPUTERTurnontheACmainpower.ConfirmthatthemainpoweristurnedonandtheHOLDterminaloftheMICROCOMPUTERkeepsthe“Hlevelornot.WhentheHOLDterminalis“L”level,theabnormalitydetectioncircuitis judgedtobeworkingcorrectlyandtheMICROCOMPUTERis judgedtobegood.-r. .-.-FRONTC.B;MAINC.B1:hIkHOLDTIIV1lVItIIInsomemodels,itis PIN.5-OVERLOADDETPOWERAMP-i-$3DCDETPOWERAMP:.ACDETPOWERSUPPLII7L-dependmguponuncroprocessor.-.-.Fig-2-l5RadioFans.CN 收音机爱 好者资料库Insucha case,checkalsoifthePOWERAMPLIFIERcircuitorpowersupplycircuithasanyabnormalitiesornot.2-2.RegardingresetTherearecasesthatthemachinedoesnotworkcorrectlybecausetheMICROCOMPUTERisnotreseteventhoughtheACpowercordis re-inserted,orthesoftwarereset(pressingtheSTOPkey+ POWERkey)isperformed.Whentheabovedescribedphenomenonoccurs,itcanleadstowrongjudgmentas iftheMICROCOMPUTERisdefectiveandtoexchangetheMICROCOMPUTER.Insucha case,performtheforced-resetbythefollowingprocedureandcheckgoodornogoodoftheMICROCOMPUTER.RemovetheACpowercord.Fig-2-2ShortthebothendsoftheelectrolyticcapacitorC 113thatisconnectedtoVDDoftheMICROCOMPUTERwithtweezers.ConnecttheACpowercordagain.IftheMICROCOMPUTERreturnstothenormaloperation,theMICROCOMPUTERisgood.Note:ThereferencenumberorMICROCOMPUTERpinnumberoftransistor(QI10)andelectrolyticcapacitor(Cl13)canchangedependingonthemodels.Besuretocheckthereferencenumbersonschematicdiagrambeforestartingthedischargingwork.2-3.Confirmationof solderingstateof MICROCOMPUTERCheckthesolderingstateoftheMICROCOMPUTERinadditiontotheabovedescribedprocedures,BesuretoexchangetheMICROCOMPUTERaftersurelyconfirmingthatthetroubleisnotcausedbypoorsolderingbuttheMICROCOMPUTERitself.6RadioFans.CN 收音机爱 好者资料库ELECTRICALMAINPARTSLISTIfcantunderstandforDescriptionpleasekindlyreferto”REFERENCENAMELIST”.REF. NOPART NO.KANRIDESCRIPTIONNO.REF. NO,PART NO.U4NRIDESCRIPTIONNO.ICMAINC.BClolC102C103C104C105C106C107C108C109ClloClllC112C113C114C115C116C117C118C119C120C121C122C123C124C125C209C21OC215C216C217C218C223C224c229C230c231c232c233c234c235c237c238C239c240C243c244C247c248c280C301c302C303C304C305c306C307C311C312C313C314C315c316C317c318C319c320c321c32287-A1O-231-O9O87-A1O-231-O9O87-016-658-09087-016-658-09087-012-368-08087-012-368-08087-012-368-08087-012-368-08087-010-196-08087-010-196-08087-010-196-08087-010-196-08087-010-247-08087-010-385-08087-010-385-08087-010-247-08087-010-430-08087-010-263-08087-010-260-08087-010-403-08087-012-140-08087-010-263-08087-010-247-08087-010-112-08087-010-235-08087-010-401-08087-010-401-08087-010-404-08087-010-404-08087-010-913-08087-010-913-08087-010-197-08087-010-197-08087-A1O-516-O8O87-A1O-516-O8O87-010-186-08087-010-186-08087-010-544-08087-010-544-08087-010-196-08087-012-368-08087-012-368-08087-012-368-08087-012-368-08087-010-322-08087-010-322-08087-012-154-08087-012-154-08087-010-188-08087-010-318-08087-010-318-08087-012-157-08087-012-157-08087-012-145-08087-012-145-08087-010-196-08087-010-198-08087-010-198-08087-010-179-08087-010-179-08087-010-178-08087-010-178-08097-012-142-08087-012-142-08087-012-141-08087-012-141-08087-012-141-08087-012-141-08088-NF3-64O-O1O87-NF8-614-O1O87-017-915-08087-A2O-355-O1O87-A20-783-040C-IC,LC866560W-5G72IC,SPS-442-1-WIC,BU4094BCFIC,CXA1553PC-IC,BA7762AFSCAP,E3300-80CAP,E3300-80CAP,E4700-35SMGCAP,E4700-35SMGC-CAP,S0.1-50FC-CAP,S0.1-50FC-CAP,S0.1-50FC-CAP,S0.1-50FCHIPCAPACITOR,0.1-25CHIPCAPACITOR,0.1-25CHIPCAPACITOR,0.1-25CHIPCAPACITOR,0.1-25CAP,ELECT1OO-5OVCAP,ELECT220-25VCAP,ELECT220-25VCAP,ELECT1OO-5OVCAP,ELECT100-63CAP,ELECT100-1OVCAP,ELECT47-25VCAP,ELECT3.3-50VCAP470PCAP,ELECT100-1OVCAP,ELECT1OO-5OVCAP,ELECT100-16VCAP,E470-16SMECAP,ELECT1-50VCAP,ELECT1-50VCAP,ELECT4.7-50VCAP,ELECT4.7-50VCAP,E47-25ASFBPCAP,E47-25ASFBPCAP,CHIP0.01DMCAP,CHIP0.01DMC-CAP,S1OOP-2OOJCHC-CAP,S1OOP-2OOJCHCAP,CHIP4700PCAP,CHIP4700PCAP,ELECT0.1-50VCAP,ELECT0.1-50VCHIPCAPACITOR,0.1-25C-CAP,S0.1-50FC-CAP,S0.1-50FC-CAP,S0.1-50FC-CAP,S0.1-50FC-CAP,S1OOP-5OCHC-CAP,S1OOP-5OCHC-CAP,S150P-50CHC-CAP,S150P-50CHCAP,CHIP6800PC-CAP,S47P-50CHC-CAP,S47P-50CHC-CAP,S330P-50CHC-CP.P,S330P-50CHCAP,CHIPS270PCHCAP,CHIPS270PCHCHIPCAPACITOR,0.1-25CAP,CHIP0.022CAP,CHIP0.022CAP,CHIPSB1200PCAP,CHIPSB1200PCHIPCAP1000PCHIPCAP1000PCAP,S0033-16CAP,S0.33-16CHIP-CAPACITOR,O.22-16FCHIP-CAPACITOR,0.22-16FCHIP-CAPACITOR,0.22-16FCHIP-CAPACITOR,0.22-16F87-A2O-O83-O1O87-A20-804-04087-070-289-04087-A20-560-04087-A20-954-040IC,BA3835SC-IC,NJM2152MIC,BU2092FC-IC,M65849BFPC-IC,M62445FP-60187-017-888-08086-NFZ-655-O1O87-A2O-438-O1O88-NF5-615-04087-A2O-437-O1OIC,NJM4558MEIC,LC72131D(Z)IC,LA1837C-IC, MsM6654A-521GS-KR1C-IC,M62431FP87-020-454-010IC,DN6851TRANSISTOR87-A3O-1O7-O7O87-026-263-08089-213-702-01087-A30-087-08087-026-232-080C-TR,CMBT5401C-TR,RN141OTR,2SB1370(1.8w)C-FET,2sK2158TR,DTA144WK87-A30-075-08087-026-610-08087-A30-076-08087-A30-073-08087-A30-196-080c-TR,2sA1235FTR,KTC3198GRC-TR,2sc3052FC-TR,RTIN141CTR,2SC4115SRS87-A30-071-08087-026-609-08087-A30-086-07087-A30-190-08087-A3O-2O4-O1OC-TR,RTIN144CTR,KTA1266GRC-TR,CSD1306ETR,CC5551TR,2SD243987-A3O-2O5-O1O87-A3O-1O6-O7O87-A3O-162-O1O87-A30-072-08087-A3O-137-O1OTR,2SB1588C-TR,CMBT5551FET,2SK2937C-TR,RTIP144CTR,2SD249487-A3O-138-O1O87-A30-074-08087-A30-221-04087-026-226-08087-A3O-1O5-O8OTR,2SB1625C-TR,RTIP141CC-TR,DTA114WKCHIP-TR,DTA143EKC-TR,RTIP441C87-A30-084-08089-109-521-08089-327-143-08087-026-463-080TR,cSB1058BTR,2SA952(0.6w)TR,2SC2714(0.lW)TR,2SA933SDIODE87-A40-470-08087-017-447-01087-017-654-06087-A40-269-08087-A40-270-080DIODE,1sS254DIODE, GBU4DLDIODE, GBU6JC-DIODE,MC2836C-DIODE,MC283887-070-274-08087-A40-440-08087-A40-503-08087-A40-345-08087-A40-438-080DIODE,1N4003SEMZ13NER,MTzJ75AZENER,MTZJ39BZENER,MTZJ1OCZENER, MTZJ4. 7A87-A40-004-08087-A4O-274-O1O87-A40-488-08087-070-136-08087-A40-234-080ZENER,MTZJ16ADIODE,FMB-G16LDIODE,1SS244ZENER,MTZJ5, lBZENER,MTZJ5. 6AZENER,MTZJ5. lCDIODE,1N581887-A40-002-08087-A4O-392-O1ORadioFans.CN 收音机爱 好者资料库REF. NO.PART NO.KANRIDESCRIPTIONC324C325C327C328C332C335C336C337C339C340C351C352C354C355c356C357C358C359C360C363C370C371C372C373C374C375C376C378C381C382C383C384C385C386C401C402C403C404C405C406C407C408C409C41OC411C412C415C416C453C454C457C458C459C460C461C463c464C516C551C552C553C601C602C613C614C619C620C621C622C625NO,87-010-260-08087-010-370-08087-010-404-08087-010-404-08087-010-196-08087-010-401-08087-010-401-08087-010-196-08087-010-196-08087-010-196-08087-012-140-08087-012-140-08087-010-175-08087-010-178-08087-010-260-08087-010-197-08087-010-183-08087-010-183-08087-010-183-08087-A1O-772-O8O87-010-196-08087-010-177-08087-010-177-08087-010-179-08087-010-179-08087-010-545-08087-010-545-08087-010-196-08087-010-197-08087-010-318-08087-010-197-08087-010-402-08087-010-184-08087-010-196-08087-010-405-08087-010-405-08087-010-184-08087-010-184-08087-010-193-08087-010-193-08087-010-405-08087-010-405-08087-010-380-08087-010-380-08087-010-405-08087-010-112-08087-010-184-08087-010-184-08087-010-544-08087-010-544-08087-010-402-08087-010-402-08087-010-402-08087-010-402-08087-010-545-08087-010-402-08087-010-402-08087-010-196-08087-010-401-08087-010-263-08087-010-380-08087-010-180-08087-010-180-08087-016-081-08087-016-081-08087-010-185-08087-010-185-08087-010-401-08087-010-401-08087-010-405-080CAP,ELECT47-25VCAP,E330-6.3SMECAP,ELECT4.7-50VCAP,ELECT4.7-50VCHIPCAPACITOR,0.1-25CAP,ELECT1-50VCAP,ELECT1-50VCHIPCAPACITOR,0.1-25CHIPCAPACITOR,0.1-25CHIPCAPACITOR,0.1-25CAP470PCAP470PCAP560PCHIPCAP1000PCAP,ELECT47-25VCAP,CHIP0.01DMC-CAP,S2700P-50BC-CAP,S2700P-50BC-CAP,S2700P-50BCAP,M5600P-50JCHIPCAPACITOR,0.1-25C-CAP,S820P-50SLC-CAP,S820P-50SLCAP,CHIPSB1200PCAP,CHIPSB1200PCAP,ELECT0.22-50VCAP,ELECTO .22-50VCHIPCAPACITOR,0.1-25CAP,CHIP0.01DMC-CAP,S47P-50CHCAP,CHIP0.01DMCAP,ELECT2.2-50VCHIPCAPACITOR3300P(K)CHIPCAPACITOR,0.1-25CAP,ELECT1O-5OVCAP,ELECT10-5OVCHIPCAPACITOR3300P(K)CHIPCAPACITOR3300P(K)CHIPCAPACITOR,0.033CHIPCAPACITOR,0.033CAP,ELECT10-5OVCAP,ELECT10-5OVCAP,ELECT47-16VCAP,ELECT47-16VCAP,ELECT10-5OVCAP,ELECT100-16vCHIPCAPACITOR3300P(K)CHIPCAPACITOR3300P(K)CAP,ELECT0.1-50VCAP,ELECT0.1-50VCAP,ELECT2.2-50VCAP,ELECT2.2-50VCAP,ELECT2.2-50VCAP,ELECT2.2-50VCAP,ELECT0.22-50VCAP,ELECT2.