Pioneer-VSX26TX-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 SERVICE, INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.PIONEER ELECTRONIC (EUROPE) N.V. Haven 1087, Keetberglaan 1, 9120 Melsele, BelgiumPIONEER ELECTRONICS ASIACENTRE PTE. LTD. 25

2、3 Alexandra Road, #04-01, Singapore 159936? ? ? ? ? ? PIONEER ELECTRONIC CORPORATION 1999cVSX-29TXRRV21331. SAFETY INFORMATION.22. EXPLODED VIEWS AND PARTS LIST.33. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM.104. PCB CONNECTION DIAGRAM.485. PCB PARTS LIST.716. ADJUSTMENT.83CONTENTS7. GENERAL INFORMATION.84

3、 7.1 DISASSEMBLY.84 7.2 PARTS.86 7.2.1 IC.86 7.2.2 DISPLAY.90 7.3 REMOTE CONTROL UNIT.928. PANEL FACILITIES AND SPECIFICATIONS.103T IZK MAY 1999 Printed in JapanVSX-27TXAUDIO/VIDEO MULTI-CHANNEL RECEIVERVSX-26TXVSX-24TXVSX-D908STypeModelPower RequirementRemarksVSX-29TXVSX-27TXVSX-26TXVSX-24TXVSX-D90

4、8SKU/CAAC120VTHIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).SBYS SSSV VSVV V VVSSYV VSSN m/m V VRadioFans.CN 收音机爱 好者资料库2VSX-29TX, VSX-27TX, VSX-26TX,VSX-24TX, VSX-D908S1. SAFETY INFORMATIONThis service manual is intended for qualified service technicians ; it is not meant for the ca

5、sual do-it-yourselfer. Qualified technicians have the necessary test equipment and tools, and have been trainedto properly and safely repair complex products such as those covered by this manual.Improperly performed repairs can adversely affect the safety and reliability of the product and mayvoid t

6、he 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 the repair to a qualified service technician.WARNINGThis product contains lead in solder and certain electrical parts contain chemicals which are known to the

7、 state of California to causecancer, birth defects or other reproductive harm.Health & Safety Code Section 25249.6 Proposition 65NOTICE(FOR CANADIAN MODEL ONLY)Fuse symbols (fast operating fuse) and/or (slow operating fuse) on PCB indicate that replacement parts mustbe of identical designation.REMAR

8、QUE(POUR MODLE CANADIEN SEULEMENT)Les symboles de fusible (fusible de type rapide) et/ou (fusible de type lent) sur CCI indiquent que les picesde remplacement doivent avoir la mme dsignation.ANY MEASUREMENTS NOT WITHIN THE LIMITSOUTLINED ABOVE ARE INDICATIVE OF A POTENTIALSHOCK HAZARD AND MUST BE CO

9、RRECTED BEFORERETURNING THE APPLIANCE TO THE CUSTOMER.2. PRODUCT SAFETY NOTICE Many electrical and mechanical parts in the appliancehave special safety related characteristics. These areoften not evident from visual inspection nor the protectionafforded by them necessarily can be obtained by usingre

10、placement components rated for voltage, wattage, etc.Replacement parts which have these special safetycharacteristics are identified in this Service Manual. Electrical components having such features are identifiedby marking with a on the schematics and on the parts listin this Service Manual.The us

11、e of a substitute replacement component which doesnot have the same safety characteristics as the PIONEERrecommended replacement one, shown in the parts list inthis Service Manual, may create shock, fire, or other hazards. Product Safety is continuously under review and newinstructions are issued fr

12、om time to time. For the latestinformation, always consult the current PIONEER ServiceManual. A subscription to, or additional copies of, PIONEERService Manual may be obtained at a nominal charge fromPIONEER.1. SAFETY PRECAUTIONS The following check should be performed for thecontinued protection of

13、 the customer and servicetechnician.LEAKAGE CURRENT CHECK Measure leakage current to a known earth ground (waterpipe, conduit, etc.) by connecting a leakage current testersuch as Simpson Model 229-2 or equivalent between theearth ground and all exposed metal parts of the appliance(input/output termi

14、nals, screwheads, metal overlays, controlshaft, etc.). Plug the AC line cord of the appliance directlyinto a 120V AC 60Hz outlet and turn the AC power switchon. Any current measured must not exceed 0.5mA.(FOR USA MODEL ONLY)LeakagecurrenttesterReading shouldnot be above0.5mADeviceundertestTest allex

15、posed metalsurfacesAlso test withplug reversed(Using AC adapterplug as required)EarthgroundAC Leakage TestRadioFans.CN 收音机爱 好者资料库3VSX-29TX, VSX-27TX, VSX-26TX,VSX-24TX, VSX-D908S2.1 PACKING2. EXPLODED VIEWS AND PARTS LISTNOTES: Parts marked by NSP are generally unavailable because they are not in ou

16、r Master Spare Parts List. The mark found on some component parts 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.VSX-29TXOther Models123, 12Refer to7.

17、3 REMOTE CONTROL UNIT.Refer to7.3 REMOTE CONTROL UNIT.11654851213133, 1211105410131397 (1/2)7 (2/2)7 (1/2)7 (2/2)89(1) PACKING PARTS LISTMark No. Description Part No.1AM Loop AntennaATB70092FM Wire AntennaADH10153Operating InstructionsSee Contrast table (2)(English)4Remote Control UnitSee Contrast t

18、able (2)NSP5Alkaline Dry Cell BatteryVEM1012(LR6, AA)6Cushion for RemoteSee Contrast table (2)(for Remote Control Unit)7Front PadSee Contrast table (2)Mark No. Description Part No.8Rear PadSee Contrast table (2)9Packing CaseSee Contrast table (2)10Packing SheetRHC102311Polyethylene BagZ21-038(0.0323

19、0340)NSP12Warranty CardSee Contrast table (2)13SpacerSee Contrast table (2)Mark No.Symbol and DescriptionPart No.RemaksVSX-29TXVSX-27TXVSX-26TXVSX-24TXVSX-D908SNSP3444677889999912121313Operating Instructions (English)Remote Control Unit (CU-VSX158)Remote Control Unit (CU-VSX159)Remote Control Unit (

20、CU-VSX161)Cushion for RemoteFront Pad 29Front Pad 26Rear Pad 29Rear Pad 26Packing Case 29TXPacking Case 27TXPacking Case 26TXPacking Case 24TXPacking Case 908SWarranty Card ELWarranty Card PASpacer 29Spacer 26ARB7188AXD7216Not usedNot usedAXG7080AHA7255Not usedAHA7256Not usedAHD7810Not usedNot usedN

21、ot usedNot usedARY1026Not usedAHB7033Not usedARB7186Not usedAXD7212Not usedNot usedNot usedAHA7253Not usedAHA7254Not usedAHD7783Not usedNot usedNot usedARY1026Not usedNot usedAHB7032ARB7186Not usedAXD7212Not usedNot usedNot usedAHA7253Not usedAHA7254Not usedNot usedAHD7811Not usedNot usedARY1026Not

22、usedNot usedAHB7032ARB7186Not usedAXD7212Not usedNot usedNot usedAHA7253Not usedAHA7254Not usedNot usedNot usedAHD7784Not usedARY1026Not usedNot usedAHB7032ARB7193Not usedNot usedAXD7213Not usedNot usedAHA7253Not usedAHA7254Not usedNot usedNot usedNot usedAHD7785Not usedARY7023Not usedAHB7032(2) CON

23、TRAST TABLEVSX-29TX, VSX-27TX, VSX-26TX, VSX-24TX and VSX-D908S are constructed the same except for the following :4VSX-29TX, VSX-27TX, VSX-26TX,VSX-24TX, VSX-D908SCABGFFEENLIKHHJGIJOOMMNLKPP5657682074752767VSX-29TX OnlyVSX-29TX OnlyVSX-29TX, VSX-27TX Only(Except VSX-29TX)7475737310117171432425216(E

24、xcept VSX-29TX)7367672643677067695369328676252525276767364849404949606134455051392959186751676738351 or 234557070707044444242671972147266 (VSX-29TX)VSX-29TXOnlyVSX-29TXOnlyVSX-29TX,VSX-27TXOnly67 (OTHERS)66 (VSX-29TX)67 (OTHERS)66 (VSX-29TX)67 (OTHERS)66 (VSX-29TX)67 (OTHERS)66 (VSX-29TX)67 (OTHERS)

25、66 (VSX-29TX)67 (OTHERS)66 (VSX-29TX)67 (OTHERS)66(VSX-29TX)67(OTHERS)66 (VSX-29TX)67 (OTHERS)66 (VSX-29TX)67 (VSX-27TX)66 (VSX-29TX)26(VSX-26TX, VSX-24TX, VSX-D908S Only)VSX-29TX,VSX-27TX Only)67 (OTHERS)66(VSX-29TX)67(VSX-27TX)595058Refer to2.4 FRONT PANEL SECTIONRefer to2.3 HEAT SINK SECTION.66 (

26、VSX-29TX)67 (OTHERS)64371523331354121630176328316522512.2 EXTERIOR5VSX-29TX, VSX-27TX, VSX-26TX,VSX-24TX, VSX-D908SNSP1EXTRA-5.1 AssySee Contrast table (2)NSP2EXTERNAL IN AssySee Contrast table (2)NSP3A-PINJACK AssySee Contrast table (2)4CONNECTION AssyAWX73135MAIN CONTROL AssySee Contrast table (2)

27、6TRANS 2-1 ASSYAWX73267DIODE AssyAWX73438SP/PS AssySee Contrast table (2)9REGULATOR AssyAWX731010TRANS 1 AssyAWX731611TRANS 2-2 AssyAWX736612VIDEO AssySee Contrast table (2)13S-VIDEO AssySee Contrast table (2)14VOLUME AssySee Contrast table (2)15PRIMARY AssyAWX731116DIGITAL-I/O AssySee Contrast tabl

28、e (2)NSP17RF TERMINAL AssySee Contrast table (2)NSP18DSP AssySee Contrast table (2)19V-AMP AssySee Contrast table (2) 20AC Power CordSee Contrast table (2) 21Power Transformer (T1)ATS725222FM/AM TUNER UnitAXX7046 23Fuse (FU1 : 10A)VEK1029 24Fuse (FU4 : 2.5A)REK1079 25Fuse (FU5 : 2.5A)REK107926AC Cor

29、d SpacerSee Contrast table (2)27Bonnet CaseSee Contrast table (2)282P Shield with Housing (J24)See Contrast table (2)29Lead Card 07P (J13)ADD716130Lead Card 11P AD (J22)ADD717031Lead Card 13P AD (J16)ADD716932Lead Card 14P (J17)ADD716533Lead Card 21P (J18)ADD716434Lead Card 23P BD SLD (J12)ADD716035

30、Lead Card 26P (J15)ADD716336Lead Card 28P (J23)ADD717137Assy HolderSee Contrast table (2)38Assy Holder BAMR726739Card SpacerAEC713340Card SpacerDEC177241 42Cushion 55PNM1316NSP43FrameSee Contrast table (2)44InsulatorPNW276645Locking Card SpacerDEC190846 47 NSP48Panel StaySee Contrast table (2)49PC S

31、upportVEC1549NSP50PCB HolderAEC7057NSP51PCB HolderPNW2100NSP52PCB MouldAMR152553PCB SpacerAEC137254Rear PanelSee Contrast table (2)55Shield CaseSee Contrast table (2)56Side Board 29 LSee Contrast table (2)57Side Board 29 RSee Contrast table (2)58Side Escutheon LSee Contrast table (2)59Side Escutheon

32、 RSee Contrast table (2)60Side Sash L 29See Contrast table (2)61Side Sash R 29See Contrast table (2)62Stud CoverAEC710563Terminal ScrewAKE-031NSP64Under Base 29See Contrast table (2)NSP65Binder (BK-1)ZCA-BK166ScrewBBT30P080FCC67ScrewBBZ30P080FZK68ScrewABA119369ScrewIBZ30P080FCC70ScrewBBZ30P180FMC71S

33、crewSee Contrast table (2)72ScrewBBT30P040FZK73ScrewFBT40P080FZK74Wood CollarSee Contrast table (2)75ScrewSee Contrast table (2)Mark No. Description Part No.Mark No. Description Part No.(1) EXTERIOR PARTS LIST6VSX-29TX, VSX-27TX, VSX-26TX,VSX-24TX, VSX-D908S(2) CONTRAST TABLEVSX-29TX, VSX-27TX, VSX-

34、26TX, VSX-24TX and VSX-D908S are constructed the same except for the following :Mark No.Symbol and DescriptionPart No.RemaksVSX-29TXVSX-27TXVSX-26TXVSX-24TXVSX-D908SNSPNSPNSPNSPNSPNSPNSPNSPNSPNSPNSP123581213141617181920262627272837434348485454545454555556575858595960616464717475EXTRA-5.1 AssyEXTERNA

35、L IN AssyA-PINJACK AssyMAIN CONTROL AssySP/PS AssyVIDEO AssyS-VIDEO AssyVOLUME AssyDIGITAL-I/O AssyRF TERMINAL AssyDSP AssyV-AMP AssyAC Power CordAC Cord SpacerCord StopperBonnet Case 29Bonnet Case 262P Shield with Housing (J24)Assy HolderFrame 29Frame 26Panel Stay 29Panel Stay 26Rear Panel 29Rear P

36、anel 27Rear Panel 26Rear Panel 24Rear Panel D908SShield Case 29Shield Case 26Side Board 29 LSide Board 29 RSide Escutheon L 29Side Escutheon L 26Side Escutheon R 29Side Escutheon R 26Side Sash L 29Side Sash R 29Under Base 29Under Base 26ScrewWood CollarScrewAWX7314Not usedAWX7312AWX7306AWX7272AWX730

37、7AWX7308AWX7367AWX7315AWX7376AWX7272AWX7309ADG7028ANG1153Not usedAZN7790Not usedADX7250ANG7139ANG7243Not usedAND7032Not usedANC7738Not usedNot usedNot usedNot usedANK7055Not usedAMS7013AMS7014AAK7635Not usedAAK7636Not usedAAH7019AAH7020ANA7091Not usedABA1015AEC1165ABA1086Not usedAWX7398AWX7397AWX739

38、3AWX7272AWX7394AWX7395AWX7367AWX7396AWX7376AWX7272AWX7309ADG7028ANG1153Not usedNot usedAZN7789ADX7250ANG7121Not usedANG7238Not usedAND7031Not usedANC7737Not usedNot usedNot usedNot usedANK7054Not usedNot usedNot usedAAK7633Not usedAAK7634Not usedNot usedNot usedANA7089ABA1015Not usedNot usedNot used

39、AWX7398AWX7397AWX7399AWX7433AWX7394AWX7395Not usedAWX7396Not usedAWX7433AWX7309ADG7024Not usedCM-22CNot usedAZN7789Not usedANG7121Not usedANG7238Not usedAND7031Not usedNot usedANC7736Not usedNot usedNot usedANK7054Not usedNot usedNot usedAAK7633Not usedAAK7634Not usedNot usedNot usedANA7089ABA1015No

40、t usedNot usedNot usedAWX7398AWX7401AWX7406AWX7433AWX7407AWX7395Not usedAWX7396Not usedAWX7433AWX7409ADG7024Not usedCM-22CNot usedAZN7789Not usedANG7121Not usedANG7238Not usedAND7031Not usedNot usedNot usedANC7847Not usedNot usedANK7054Not usedNot usedNot usedAAK7633Not usedAAK7634Not usedNot usedNo

41、t usedANA7089ABA1015Not usedNot usedNot usedAWX7398AWX7397AWX7424AWX7433AWX7394AWX7395Not usedAWX7396Not usedAWX7433AWX7409ADG7024Not usedCM-22CNot usedAZN7789Not usedANG7121Not usedANG7238Not usedAND7031Not usedNot usedNot usedNot usedANC7848Not usedANK7054Not usedNot usedNot usedAAK7633Not usedAAK

42、7634Not usedNot usedNot usedANA7089ABA1053Not usedNot used7VSX-29TX, VSX-27TX, VSX-26TX,VSX-24TX, VSX-D908S2.3 HEAT SINK SECTION9111213131313210131313131315108141445671211913Mark No. Description Part No.(1) HEAT SINK SECTION PARTS LIST1C-AMP N AssyAWX7318NSP2C-AMP-P AssyAWX7317NSP3OUTPUT-SL AssyAWX7

43、322NSP4OUTPUT-FL AssyAWX73195OUTPUT-C AssyAWX7321NSP6OUTPUT-FR AssyAWX7320NSP7OUTPUT-SR AssyAWX73238VL-TERMINAL AssyAWX7324NSP9Heat SinkSee Contrast table (2)10Heat Sink Holder AAMR725511Heat Sink Holder BAMR7256NSP12Power Supply PlateANG724013ScrewBBZ30P080FZK14ScrewABA108215ScrewIBZ30P080FCC(2) CO

44、NTRAST TABLEVSX-29TX, VSX-27TX, VSX-26TX, VSX-24TX and VSX-D908S are constructed the same except for the following :Mark No.Symbol and DescriptionPart No.RemaksVSX-29TXVSX-27TXVSX-26TXVSX-24TXVSX-D908SNSPNSP99Heat Sink D10Heat Sink 26ANH7103Not usedANH7103Not usedNot usedANH7102Not usedANH7102Not us

45、edANH71028VSX-29TX, VSX-27TX, VSX-26TX,VSX-24TX, VSX-D908SBADDC353535404035353613392612112322233034343410343733546987313229VSX-29TX,VSX-27TXOnlyVSX-29TX,VSX-27TXOnlyVSX-29TX,VSX-27TX Only181715191614ExceptVSX-24TX2313220Cut(Except VSX-24TX)38242421282725882.4 FRONT PANEL SECTION9VSX-29TX, VSX-27TX,

46、VSX-26TX,VSX-24TX, VSX-D908SMark No. Description Part No.Mark No. Description Part No.1H. PHONE/F. VIDEO AssyAWX73422DISPLAY AssySee Contrast table (2)NSP3ROTARY ENCODER AssySee Contrast table (2)4Door Hinge 26 LAMR72525Door Hinge 26 RAMR7253NSP6Magnet AngleANG72417Door PanelSee Contrast table (2)NS

47、P8SpacerVEC-244NSP9Door Plate 26AAH702410Door SheetSee Contrast table (2)11Display Panel 26AAK762512Function Lens 27See Contrast table (2)13Power Button (STANDBY/ON)AAD744014MR Button 26 (MULTIROOM)See Contrast table (2)15Lead Card 32P (J11)ADD715916Lead Card 05P (J14)ADD716217Lead Card 06P (J20)ADD

48、716718Lead Card 08P (J19)See Contrast table (2)19Lead Card 12P (J21)ADD716620Damper Assy (60)AXA707821Sub PanelSee Contrast table (2)22Volume RingSee Contrast table (2)23NutNK90FUC24Door Cusion BAEB715225Front PanelSee Contrast table (2)26LED LensPNW201927Name Plate BPAN137628Ring Spacer D5See Contr

49、ast table (2)29FL Sheet 26AAK762730Volume KnobSee Contrast table (2)(MASTER VOLUME)31Rotary KnobSee Contrast table (2)(INPUT SELECTOR)32ScrewABA705333ScrewPBA109634ScrewBPZ30P060FMC35ScrewBPZ30P080FMC36ScrewBBZ30P080FZKNSP37Cord with PlugADH702038Panel BaseSee Contrast table (2)39MagnetAMF700240Cord

50、 ClamperRNH-184(1) FRONT PANEL SECTION PARTS LIST(2) CONTRAST TABLEVSX-29TX, VSX-27TX, VSX-26TX, VSX-24TX and VSX-D908S are constructed the same except for the following :Mark No.Symbol and DescriptionPart No.RemaksVSX-29TXVSX-27TXVSX-26TXVSX-24TXVSX-D908SNSP23777101010121418212121222225252525252830