Pioneer-VSX49TX-avr-sm 维修电路原理图.pdf

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1、ORDER NO.PIONEER ELECTRONIC CORPORATION 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, JapanPIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, BelgiumPIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road,

2、#04-01, Singapore 159936? ? ? ? ? ? PIONEER ELECTRONIC CORPORATION 2001cVSX-49TXRRV25231. SAFETY INFORMATION.22. EXPLODED VIEWS AND PARTS LIST.33. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM.144. PCB CONNECTION DIAGRAM.825. PCB PARTS LIST.1226. ADJUSTMENT.140CONTENTS7. GENERAL INFORMATION.141 7.1 DIAGNOSIS.

3、141 7.1.1 TEST MODE.141 7.1.2 Protection Circuit Control.142 7.1.3 DISASSEMBLY.145 7.2 PARTS.149 7.2.1 IC.149 7.2.2 DISPLAY.158 7.3 REMOTE CONTROL UNIT.1608. PANEL FACILITIES AND SPECIFICATIONS.171T ZZR OCT. 2001 Printed in JapanVSX-47TXAUDIO/VIDEO MULTI-CHANNEL RECEIVERTypeModelPower RequirementRem

4、arksVSX-49TXVSX-47TX KU/CAAC120VTHIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).STANDBY/ONOFFONSTANDBYDVD/LDTV/DVDSATVIDEOVIDEOAUDIOVCRVCR2VCR3CDTUNERPHONOMAC3CD-R/TAPE1/MDMULTI CHINPUTLISTENING MODE SELECTORMASTER VOLUMEINPUT SELECTORVSX-49TXAUDIO/VIDEO MULTI-CHANNEL AMPLIFIERDOWNUP

5、RadioFans.CN 收音机爱 好者资料库2VSX-49TX, VSX-47TX1. SAFETY INFORMATIONThis service manual is intended for qualified service technicians ; it is not meant for the casual do-it-yourselfer. Qualified technicians have the necessary test equipment and tools, and have been trainedto properly and safely repair co

6、mplex products such as those covered by this manual.Improperly performed repairs can adversely affect the safety and reliability of the product and mayvoid the warranty. If you are not qualified to perform the repair of this product properly and safely, youshould not risk trying to do so and refer t

7、he repair to a qualified service technician.WARNINGThis product contains lead in solder and certain electrical parts contain chemicals which are known to the state of California to causecancer, birth defects or other reproductive harm.Health & Safety Code Section 25249.6 Proposition 65NOTICE(FOR CAN

8、ADIAN MODEL ONLY)Fuse symbols (fast operating fuse) and/or (slow operating fuse) on PCB indicate that replacement parts mustbe of identical designation.REMARQUE(POUR MODLE CANADIEN SEULEMENT)Les symboles de fusible (fusible de type rapide) et/ou (fusible de type lent) sur CCI indiquent que les pices

9、de remplacement doivent avoir la mme dsignation.ANY MEASUREMENTS NOT WITHIN THE LIMITSOUTLINED ABOVE ARE INDICATIVE OF A POTENTIALSHOCK HAZARD AND MUST BE CORRECTED BEFORERETURNING THE APPLIANCE TO THE CUSTOMER.2. PRODUCT SAFETY NOTICE Many electrical and mechanical parts in the appliancehave specia

10、l safety related characteristics. These areoften not evident from visual inspection nor the protectionafforded by them necessarily can be obtained by usingreplacement components rated for voltage, wattage, etc.Replacement parts which have these special safetycharacteristics are identified in this Se

11、rvice Manual. Electrical components having such features are identifiedby marking with a on the schematics and on the parts listin this Service Manual.The use of a substitute replacement component which doesnot have the same safety characteristics as the PIONEERrecommended replacement one, shown in

12、the parts list inthis Service Manual, may create shock, fire, or other hazards. Product Safety is continuously under review and newinstructions are issued from time to time. For the latestinformation, always consult the current PIONEER ServiceManual. A subscription to, or additional copies of, PIONE

13、ERService Manual may be obtained at a nominal charge fromPIONEER.1. SAFETY PRECAUTIONS The following check should be performed for thecontinued protection of the customer and servicetechnician.LEAKAGE CURRENT CHECK Measure leakage current to a known earth ground (waterpipe, conduit, etc.) by connect

14、ing a leakage current testersuch as Simpson Model 229-2 or equivalent between theearth ground and all exposed metal parts of the appliance(input/output terminals, screwheads, metal overlays, controlshaft, etc.). Plug the AC line cord of the appliance directlyinto a 120V AC 60Hz outlet and turn the A

15、C power switchon. Any current measured must not exceed 0.5mA.(FOR USA MODEL ONLY)LeakagecurrenttesterReading shouldnot be above0.5mADeviceundertestTest allexposed metalsurfacesAlso test withplug reversed(Using AC adapterplug as required)EarthgroundAC Leakage TestRadioFans.CN 收音机爱 好者资料库VSX-49TX, VSX-

16、47TX32.1 PACKING 1Power CordADG70522FM Wire AntennaADH70103AM Loop AntennaATB70094Remote Control Unit AX10KUSee Contrast table (2)5Remote Control Unit 47TXKUSee Contrast table (2)6Alkaline Dry Cell BatteryVEM1021(2pcs.)(LR6, AA)7Operating Instructions (English) See Contrast table (2)8Caution Sheet S

17、P, EARM7056NSP9Warranty Card ELARY102610Cushion for RemoteSee Contrast table (2)11Top PadAHA736212Bottom PadAHA736313SpacerAHB705714Packing CaseSee Contrast table (2)15Packing SheetDHL1022NSP16Polyethylene BagZ21-038(0.03 230 340)17Remote Control CableSee Contrast table (2)18Remote Control StandSee

18、Contrast table (2)19Handle CoverAHX703420MicrophoneSee Contrast table (2)(1) PACKING PARTS LISTMark No. Description Part No.2. EXPLODED VIEWS AND PARTS LISTNOTES: Parts marked by NSP are generally unavailable because they are not in our Master Spare Parts List. The mark found on some component parts

19、 indicates the importance of the safety factor of the part. Therefore, when replacing, be sure to use parts of identical designation. Screws adjacent to mark on the product are used for disassembly.(2) CONTRAST TABLEVSX-49TX/KU/CA and VSX-47TX/KU/CA constructed the same except for the following :Mar

20、kNo.Symbol and DescriptionPart No.RemarksVSX-49TX/KU/CAVSX-47TX/KU/CA4571014171820Remote Control Unit AX10KURemote Control Unit 47TX/KUOperating Instruction (English)Cushion for RemotePacking CaseRemote Control CableRemote Control StandMicrophoneAXD7295Not usedARB7249AXG7080AHD8029Not usedNot usedAP

21、M7001Not usedAXD7299ARB7250Not usedAHD8028ADE7083AEB7243Not used416159810711 (1/2)13141311 (2/2)12 (1/2)VSX-49TXOnlyVSX-49TXOnlyVSX-47TXOnlyVSX-47TX Only23612 (2/2)171852019191VSX-49TX, VSX-47TX42.2 EXTERIOR SECTIONAABCDDBC11112121222214232(Shows VSX-49TX)2(Shows VSX-49TX)122013141642518678171919175

22、1910917910171819Refer to 2.5 HEAT SINK SECTION.Refer to 2.6 FRONT PANELSECTION.VSX-49TX ONLY19124313141513253242026274Refer to 2.3 CHASSIS SECTION.2829VSX-49TX, VSX-47TX5NSP1Top Plate BKANE72822Side Alum BKSee Contrast table (2)2Side Plate BKSee Contrast table (2)NSP3Side Panel SheetSee Contrast tab

23、le (2)NSP3Side Panel Sheet SSee Contrast table (2)NSP4TapeSee Contrast table (2)5UL Caution CardAAX-313NSP6Energy Star LabelAAX7876NSP7Bottom Plate BSee Contrast table (2)NSP8Bottom Plate AANF70299Insulator AssySee Contrast table (2)9InsulatorSee Contrast table (2)10ScrewABA105411ScrewBBT30P060FCC12

24、ScrewFBT40P080FZK13ScrewABA707914ScrewRBA109915ScrewVBA105616ScrewABA101117ScrewABA105018ScrewABA119319ScrewIBZ30P090FCC20WasherSee Contrast table (2)21Coution LabelSee Contrast table (2)22DTS License LabelSee Contrast table (2)23ScrewBBZ30P080FCC2465 LabelARW705025ScrewBBT30P100FCC26ICP Coution Lab

25、elARW715127FUSE Coution LabelVRW-54828ICP Coution LabelARW715029BinderZCA-BK1(1) EXTERIOR SECTION PARTS LISTMark No. Description Part No.(2) CONTRAST TABLEVSX-49TX/KU/CA and VSX-47TX/KU/CA are constructed the same except for the following :MarkNo.Symbol and DescriptionPart No.RemarksVSX-49TX/KU/CAVS

26、X-47TX/KU/CANSPNSPNSPNSP22334799202122Side Alum BKSide Plate BKSide Panel SheetSide panel Sheet STapeBottom Plate BInsulator AssyInsulatorWasherCaution LabelDTS License LabelAAH7081Not usedAMR7284Not usedPNM1249ANF7030VXA2368Not usedNot usedARW7036ARW7148Not usedANE7279Not usedAMR7384Not usedNot use

27、dNot usedPNW2766ABE7008Not usedNot usedVSX-49TX, VSX-47TX62.3 CHASSIS SECTIONDEEDCBFFCEEBAA11VSX-49TX ONLY10707094343383927434646312957463030584533435367414143432433455568686865657518434365532555528452524242223485755960254343434343484948501747141514471649495050505048174318434346Refer to 2.4 REAR PAN

28、EL SECTION.4643454543434343616266434240534414344525134641252132022119455346264527437543536503756656356375043364646355434868TSRUHAAAIALAKAMAN7273767174VSX-49TX, VSX-47TX71MOTHER AssySee Contrast tabel (2)2DIODE AssyAWX78413TRANS (A) AssyAWX78384TRANS (B) AssyAWX80575FUSE AssyAWX78436MIC AMP AssyAWX78

29、727DSP DIODE AssyAWX79588LOCAL SUPPLY AssyAWX78879DAC10 AssySee Contrast table (2)9DAC8 AssySee Contrast table (2)10DSP AssySee Contrast table (2)11DSP3 AssySee Contrast table (2) 12Power Transformer (T1)ATS7320NSP13PCB Holder BANG738814Capacitor (C1, C2)ACH716415Rubber SpacerAEB7244NSP16Earth Plate

30、ANG7381NSP17Joint PlateANG7382NSP18PCB BaseRNE184919Trans FrameANA713720SheetAEE7043NSP21Trans StabilizerANG7378NSP22Side Frame LSee Contrast table (2)NSP23Side Wall LSee Contrast table (2)NSP24Wire Clip (A)VEC1355NSP25Insulator Frame BANG737726Glass TubeADN700627Cord HolderRNH100528Panel StaySee Co

31、ntrast table (2)NSP29Fan Holder BSee Contrast table (2)NSP30Wire SaddleDEC1450NSP31Side Wall RSee Contrast table (2)NSP32Flat Cable ClampAEC7376NSP33Insulator Frame AANG737634Sub Heat SinkANH7154NSP35PCB Holder DANG739236Mica Sheet SAEE704237Bushing 26AEC7128NSP38PCB SpacerAEC7156NSP39Shield Case AS

32、ee Contrast table (2)NSP40Side Frame RSee Contrast table (2)(1) CHASSIS SECTION PARTS LISTMark No. Description Part No.(2) CONTRAST TABLEVSX-49TX/KU/CA and VSX-47TX/KU/CA are constructed the same except for the following :MarkNo.Symbol and DescriptionPart No.RemarksVSX-49TX/KU/CAVSX-47TX/KU/CANSPNSP

33、NSPNSPNSPNSPNSP19910112223282931394042MOTHER AssyDAC10 AssyDAC8 AssyDSP AssyDSP3 AssySide Frame LSide Wall LPanel StayFan HolderSide Wall RShield Case ASide Frame RShield Case BAWX7890AWK7725Not usedAWK7719AWK7727ANA7133AND7041AND7045ANG7373AND7043ANK7093ANA7135ANK7095AWX7891Not usedAWK7726AWK7720No

34、t usedANA7134AND7042AND7046ANG7374AND7044ANK7094ANA7136ANK7096Mark No. Description Part No.NSP41TapePNM1249NSP42Shield Case BSee Contrast table (2)43ScrewABA1011NSP44PCB Holder CANG738945ScrewBBZ30P080FCC46ScrewIBP30P090FCC47ScrewVBA105648ScrewABA108249ScrewBMH40P080FMC50ScrewABA707651Trans LabelAAX

35、789752ScrewABA101453ScrewBBT30P060FCC54ScrewABA105055ScrewABA119256ScrewABA708457ScrewRBA1099NSP58PCB Frame BANG7386 59Fuse (FU4, 4A)VEK1023 60Fuse (FU5-FU8, 2A)VEK101961J29 FFC (17P)ADD7329(MOTHER CN5807 DISPLAY CN3001)62J30 FFC (11P)ADD7337(MOTHER CN5806 MIC AMP CN3207)63J16 8P Connector AssyADX73

36、79(LOCAL SUPPLY CN4001 FUSE CN1802)64J17 3P Connector AssyADX7380(LOCAL SUPPLY CN4002 TRANS(B) CN1701)65BinderZCA-BK166Card SpacerREC115667PCB HolderPNW210068Locking Card SpacerVEC223469ScrewABA701770PC SupportDEC177271Oval head Terminal wireADX736672J1601 5P,7P Parallel wireADX738573J5805 9P Connec

37、tor AssyADX7378(Local Supply CN4004Mother CN5805)745802 Crimp Connector AssyPF06PP-R27(Mother CN5827Mother CN5828)75PCB SpacerVEC1508 76Fuse (FU9-FU10, 1A)VEK1014VSX-49TX, VSX-47TX82.4 REAR PANEL SECTION131616161614211716161618162311541919223567891011121919220AQLGEFDCBAJADAB2827VSX-49TX ONLY25242926

38、VSX-49TX, VSX-47TX91FM/AM TUNER ModuleAXQ72372SP (B) AssyAWX78523AC PRIMARY AssyAWX78344SP (A) AssyAWX78485VIDEO CONNECT AssySee Contrast table (2)6V-CONVERT AssySee Contrast table (2)7COMPONENT AssySee Contrast table (2)8S-VIDEO AssySee Contrast table (2)9COMPOSITE AssySee Contrast table (2)10AV I/

39、O AssySee Contrast table (2)11VR & PRE OUT AssySee Contrast table (2)12ANALOG IN & A/D AssySee Contrast table (2)13Rear PanelSee Contrast table (2)14Screw with TerminalAKE-03115AC Inlet AssyVKP225116ScrewBBZ30P080FCC17Hexagonal ScrewABA707818ScrewABA119319ScrewABA1011 20Fuse (FU1, 12A/125V)AEK-30621

40、Short Pin PlugAKM700522J23 FFC (14P)ADD7334(SP(A) CN1104 MOTHER CN5801)23J22 FFC (13P)ADD7333(TUNER CN2705 MOTHER CN5802)(1) REAR PANEL SECTION PARTS LISTMark No. Description Part No.(2) CONTRAST TABLEVSX-49TX/KU/CA and VSX-47TX/KU/CA are constructed the same except for the following :MarkNo.Symbol

41、and DescriptionPart No.RemarksVSX-49TX/KU/CAVSX-47TX/KU/CA5678910111213VIDEO CONNECT AssyV-CONVERT AssyCOMPONENT AssyS-VIDEO AssyCOMPOSITE AssyAV I/O AssyVR & PRE OUT AssyANALOG IN & A/D AssyRear PanelAWX7876AWX7952AWX7953AWX7948AWX7942AWX7938AWX7888AWX7878ANC8036AWX7877Not usedAWX7954AWX7949AWX7943

42、AWX7939AWX7917AWX7879ANC8035Mark No. Description Part No.24Speaker Sheet 49AAK795925Cushion CircleAED705226Jamper Wire 3PD20PYY0365E(AC Primary CN1105 Power SW CN1301)27J5001 8P Connector AssyADX7382(VR&PRE OUT CN5005 Power AMP(BR) CN4811)28J5002 14P Connector AssyADX7381(VR&PRE OUT CN5006 Power AMP

43、(L) CN4801 and Power AMP(R) CN4802)29BinderZCA-BK1VSX-49TX, VSX-47TX102.5 HEAT SINK SECTION311415815151212121810101111101010101916171717171313161616194561412187912121515152YVXZWAGAH20202121VSX-49TX, VSX-47TX111POWER AMP (L) AssyAWX78822POWER AMP (R) AssyAWX78833POWER AMP (BR) AssyAWX78854POWER AMP (

44、C) AssyAWX78845POWER AMP (G) AssyAWX78866POSISTER (L) AssyAWX78447POSISTER (R) AssyAWX78468Heat Sink LSee Contrast table (2)9Heat Sink RSee Contrast table (2)10Mica Sheet LAEE704511Mica Sheet MAEE7046NSP12PCB Holder AANG7387NSP13Heat Sink HolderANG737514ScrewABA101115ScrewIBP30P090FCC16ScrewBMZ30P06

45、0FCU17ScrewRBA109918ScrewABA707619ScrewABA708320Over head Terminal wire(RED) ADX738321Over head Terminal wire(BLUE) ADX7384 HEAT SINK SECTION PARTS LISTMark No. Description Part No.(2) CONTRAST TABLEVSX-49TX/KU/CA and VSX-47TX/KU/CA are constructed the same except for the following :MarkNo.Symbol an

46、d DescriptionPart No.RemarksVSX-49TX/KU/CAVSX-47TX/KU/CA89 Heat Sink LHeat Sink R ANH7155ANH7156 ANH7148ANB7149 VSX-49TX, VSX-47TX122.6 FRONT PANEL SECTIONFGABCEGDDEFCAB14546464645444643346475349394345373550483327513029512840262740314124414945384836342746464694646222446104646181646222425238462224462

47、317111213144949151349491475462120524651942MJNOPKIACAEAF60595833555555555555565761565632VSX-49TX, VSX-47TX131DISPLAY AssySee Contrast table (2)2HEADPHONE AssyAWX78743FRONT A/V AssyAWX79024MIC & OPT AssyAWX78755STANDBY AssyAWX79016POWER SW AssyAWX78407FL SUPPLY AssyAWX78718INPUT SEL AssyAWX78689MULTI

48、JOG AssyAWX786910VOL AssyAWX787011Front PanelSee Contrast table (2)12Pioneer BadgePAN137613Rotary Knob L BKAAA701814PlateANG719815Rotary Knob S BKAAA701516Display PanelAAK793217Panel Base L BKAMB778818Panel Base R BKAMB779119Power ButtonAAD744020Power Button MAAD744221WasherABF7008NSP22VR Stabilizer

49、ANG738323Cord HolderRNH100524NutNK90FCUNSP25Earth SpringABK703126Door Panel BKANB7273NSP27Door Cushion BKAED705128Door PlateAAH707729FL LensAAK793430Inner PanelSee Contrast table (2)31LED LensAAK793132Cord ClamperRNH-18433LED LensPNW201934Panel Base C BKAMB7785NSP35Door Hinge LANG7379Mark No. Descri

50、ption Part No.(1) FRONT PANEL SECTION PARTS LIST(2) CONTRAST TABLEVSX-49TX/KU/CA and VSX-47TX/KU/CA are constructed the same except for the following :MarkNo.Symbol and DescriptionPart No.RemarksVSX-49TX/KU/CAVSX-47TX/KU/CA11130DISPLAY AssyFront PanelInner PanelAWX7864ANB7269AAH7087AWX7865ANB7268AAH