Aiwa-NSXMT960-cs-sm 电路图 维修手册.pdf
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1、anua CDSTEREOSYSTEM anua SERVICE NSX-MT960 NSX-AVF960 I SYSTEM RETr I NSX-AVF960 (TYPE: LH) CD-CASSEIVER I SPEAKER GIf requiringinformationabouttheCDmechanism,seeServiceManualof6ZG-1, MMCodeNo.09-984-249-90T. RadioFans.CN 收音机爱 好者资料库 TABLEOFCONTENTS PROTECTIONOFEYESFROMLASERBEAMDURINGSERVICING.3 PREC
2、AUTIONTOREPLACEOPTICALBLOCK. 3 NOTEINBEFORESTARTINGREPAIR. 4 SPECIFICATIONS.6 ELECTRICALMAINPARTSLIST.7 TRANSISTORlLLUSTRATION.13 ICBLOCKDIAGRAM-1.14 BLOCKDIAGRAM-1(MAIN/FRONT). 15 BLOCKDIAGRAM-2(PRO- LOGIC). 17 WIRING-1(MAIN: U,LH).19 SCHEMATICDIAGRAM 1(MAIN: U) . 21 SCHEMATICDIAGRAM-2(MAIN: LH). 2
3、4 SCHEMATICDIAGRAM-3(TUNER). 27 WIRING-2(FRONT).29 SCHEMATICDIAGRAM-4(FRONT). 31 SCHEMATICDIAGRAM-5(RELAY). 34 SCHEMATICDIAGRAM-6(PRO- LOGIC).s. 35 WIRING-3(PRO-LOGIC).37 WIRING4(JOG/RELAY/KEY). 39 WIRING-5(DECK).41 WIRING-6(POWER).42 ADJUSTMENT1cTUNER/DECK. 43 PRACTICALSERVICEFIGURE. 45 ICDESCRIPTI
4、ON.47 ICBLOCKDIAGRAM- 2 .48 FLGRIDASSIGNMENTMAINC.B Ii In somemodels,it is PIN. Pi-Azl91 CCXJ602 MICROCOMPUTERJ_ o OVERLOADDETPOWERAMP POWERAMP POWERSUPPLY PINnumberis different dependinguponmicroprocessor. .- .- . . Fig-2-1 4 In sucha case,checkalsoif thePOWERAMPLIFIERcircuitor powersupplycircuitha
5、sanyabnormalitiesor not. 2-2.Regardingreset TherearecasesthatthemachinedoesnotworkcorrectlybecausetheMICROCOMPUTERis notreseteventhoughtheAC powercordis re-inserted,or thesoftwarereset(pressingtheSTOPkey+ POWERkey)is performed. Whentheabovedescribedphenomenonoccurs,it canleadsto wrongjudgementas if
6、theMICROCOMPUTERis defectiveand to exchangetheMICROCOMPUTER.In sucha case,performtheforced-resetbythefollowingprocedureandcheckgoodor nogoodof theMICROCOMPUTER. RemovetheACpowercord. Fig-2-2 Shortbothendsof theelectrolyticcapacitorCl13 thatis connectedto VDDof theMICROCOMPUTERwithtweezers. Connectth
7、eACpowercordagain.If theMICROCOMPUTERreturnsto thenormaloperation,theMICROCOMPUTER is good. Note:Thereferencenumberor MICROCOMPUTERpinnumberof transistor(Ql10)andelectrolyticcapacitor(C113)canchange dependingon themodels.Besureto checkthereferencenumbersonschematicdiagrambeforestartingthedischarging
8、work. 2-3.Confirmationof solderingstateof MICROCOMPUTER Checksolderingstateof theMICROCOMPUTERin additionto theabovedescribedprocedures.Besureto exchangethe MICROCOMPUTERaftersurelyconfirmingthatthetroubleis notcausedbypoorsolderingbuttheMICROCOMPUTER itself. SPECIFICATIONS Tuningrange Usablesensiti
9、vity(lHF) Antennaterminals cMWTunersection Tuningrange Usablesensitivity Antenna Poweroutput Totalharmonicdistortion Inputs outputs Trackformat Frequencyresponse Signal-to-noieeratio Recordingsystem Heads 87.5MHzto108MHz 13.2dBf 75ohms(unbalanced) 531kHzto1602kHz(9kHzstep) 530kHzto1710kHz(1 O kHzste
10、p) 350uV/m Loopantenna Front U:145W+145W(50Hz-20kHz, T.H.D.lessthan1%,6ohms) LH:170W+170W(lkHz, T. H.D.1O%,6 ohms) Rear(surround) U:33W+33W(50Hz-20kHz, T.H.D,lessthanI%,8 ohms) LH:40W+ 40W(lkHz,T.H.D. 10YO,8 ohms) Center U:33W(50HZ-20kHz,T.H.D. lessthan1 Y.,8 ohms) LH:40W(1kHz,T.H.D.10%, 8 ohms) U:0
11、.17.(130W,1 kHz,6 ohms, DINAUDIO) LH:0.17.(110W,1 kHz,6 ohms, DINAUDIO/Front) VI DEO/AUX:210mV(adjustable) MD:21OmV(adjustable) MIC1,MIC2: 1.4mV(10kohms) 5.1 CHINPUT: FRONT(L,R):400mV REAR(L,R):400mV CENTER:400mV WOOFER:400mV LINEOUT:280mV SUPERWOOFER: IV SPEAKERS:acceptspeakersof 6 ohmsormore SURRO
12、UNDSPEAKERS: acceptspeakersof8 ohmsto16 ohmsPHONES(stereojack): acceptsheadphonesof32ohms ormore 4 tracks,2 channelsstereo CrO,tape:50Hz16000Hz Normaltape:50Hz15000Hz 60dB(DoblyBNRON,CrOztape peaklevel) ACbias Deck1:playbackheadx1 Deck2:Recording/Playbackhead x I/eraseheadx1 LaserSemiconductorlaser(
13、k=780nm) D-Aconverter1 bitdual Signal-to-noiseratio83dB(1kHz,O dB) Harmonicdistortion0.05%(1kHz,O dB) WowandflutterUnmeasurable Cabinettype3 waybassreflex(magnetic shieldedtype) SpeakersWoofer: 160mmconetype Tweeter: 80mmceramictype Supertweeter: 20mmceramictype Impedance6 ohms Outputsoundpressurele
14、vel87dBAfV/m Dimensions(Wx H x D)250 x 353x290mm Weight5.5kg cSpeakersystemSX-NF952 Cabinettype3 waybassreflex(magnetic shieldedtype) SpeakersWoofer: 160mmconetype Tweeter: 80mmceramictype Supertweeter 20mmceramictype Impedance6 ohms Outputsoundpressurelevel87dBfWlm Dimensions(Wx Hx D)250 x 353x290m
15、m Weight5.5kg PowerrequirementU:120VAC,60HZ LH:120V/220-230V/240V AC (switchable),50/60Hz PowerconsumptionU:200W LH:250W Dimensionsofmainunit300 x 357.5x376mm Weight12.8kg GDesignandspecificationsaresubjecttochangewithout notice. GTheword“BBEandthe“BBEsymbol”aretrademarksofBBE Sound,Inc. Underlicens
16、efromBBESound,lnc. GManufacturedunderlicensefromDolbyLaboratoriesLicensing Corporation. “DOLBYand“pROLOGIC”aretrademarksofDolbyLaboratories LicensingCorporation. 6 ELECTRICALMAINPARTSLIST I IfcmtunderstandforDesctiptionpleasetindlyreferto”REFERENCENAMELIST”.I REF. NO.PART NO.KANRIDESCRIPTION NO. IC
17、88-NF3-642-O1O 87-NF8-614-O1O 87-017-915-080 87-A2O-355-O1O 87-A20-783-040 87-A2O-O83-O1O 87-A20-804-040 87-070-289-040 87-A20-954-040 87-017-888-080 86-NFZ-655-O1O 87-A2O-438-O1O 88-NF5-615-040 87-A2O-437-O1O 87-020-454-010 87-017-726-080 87-017-917-080 87-A2O-715-O1O 87-A2O-853-O1O TRANSISTOR 87-A
18、3O-1O7-O7O 87-026-263-080 89-213-702-010 87-A30-087-080 87-026-232-080 87-A30-075-080 87-026-610-080 87-A30-076-080 87-A30-073-080 87-A30-196-080 87-A30-071-080 87-026-609-080 87-A30-086-070 87-A30-190-080 87-A3O-2O4-O1O 87-A3O-2O5-O1O 87-A3O-1O6-O7O 87-A3O-162-O1O 87-A30-072-080 87-A3O-137-O1O 87-A
19、3O-138-O1O 87-A30-074-080 87-A30-221-040 87-026-226-080 87-A3O-1O5-O8O 87-A30-084-080 89-109-521-080 89-327-143-080 87-026-463-080 87-026-608-080 87-A3O-1O8-O1O 87-A3O-1O9-O1O 87-A3O-1O4-O8O DIODE 87-A40-470-080 87-017-447-010 87-017-654-060 87-A40-269-080 87-A40-270-080 87-070-274-080 87-A40-440-08
20、0 87-A40-503-080 87-A40-345-080 87-A40-438-080 c- Ic, Lc866560w-5H39 IC, SPS-442-1-W IC ,BU4094BCF IC, CKA1553P C-IC,BA7762AFS IC, BA3835S C-IC,NJM2152M IC, BU2092F C- IC, M62445FP-601 IC ,NJM4558MD IC, LC72131D(Z) IC, LA1837 C-IC,MSM6654A-521GS-KRI c-Ic,M62431FP IC, DN6851 C-IC,BU4052BCF C- IC, BU4
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