Marantz-SR4320-avr-sm 维修电路原理图.pdf

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1、SR4320Part no. 19AW8550122nd Issue 2003.12ecmPrinted in JapanPlease use this service manual with referring to the user guide ( D.F.U. ) without fail.ServiceManualPrinted on 100% Recycled PaperSR4320SR4320SPEAKERSDISPLAY OFFSTANDBYPHONESPOWER ON/OFFJOG MODEMUTESLEEPSPEAKERSS-DIRECTBACLEARF/PMODETUNIN

2、G/PRESETMEMORYTUNERCDTAPEPHONODVDVCRDSSCDR/MDDOWNVOLUMEUPRECEIVER SR4320MULTI - JOGReceiverSR4320 /A1B/N1B/U1B/N1GTABLE OF CONTENTSSECTION PAGE 1. TECHNICAL SPECIFICATIONS. 1 2. WIRING DIAGRAM. 3 3. BLOCK DIAGRAM. 5 4. SCHEMATIC DIAGRAM . 7 5. PARTS LOCATION . 11 6. IC DATA. 21 7. EXPLODED VIEW AND

3、PARTS LIST . 25 8. SERVICE PROCEDURE. 29 9. ELECTRICAL PARTS LIST . 302nd EDITION The model no.SR4320/N1B/N1G was added in this service manual.RadioFans.CN 收音机爱 好者资料库MARANTZ DESIGN AND SERVICEUsing superior design and selected high grade components, MARANTZ company has created the ultimate in stereo

4、 sound.Only original MARANTZ parts can insure that your MARANTZ product will continue to perform to the specifi cations for which it is famous. Parts for your MARANTZ equipment are generally available to our National Marantz Subsidiary or Agent. ORDERING PARTS : Parts can be ordered either by mail o

5、r by Fax. In both cases, the correct part number has to be specifi ed. The following information must be supplied to eliminate delays in processing your order : 1. Complete address 2. Complete part numbers and quantities required 3. Description of parts 4. Model number for which part is required 5.

6、Way of shipment 6. Signature : any order form or Fax. must be signed, otherwise such part order will be considered as null and void.SHOCK, FIRE HAZARD SERVICE TEST : CAUTION : After servicing this appliance and prior to returning to customer, measure the resistance between either primary AC cord con

7、nector pins ( with unit NOT connected to AC mains and its Power switch ON ), and the face or Front Panel of product and controls and chassis bottom. Any resistance measurement less than 1 Megohms should cause unit to be repaired or corrected before AC power is applied, and verifi ed before it is ret

8、urn to the user/customer. Ref. UL Standard No. 1492.In case of diffi culties, do not hesitate to contact the Technical Department at above mentioned address. 030307MITSUPERSCOPE TECHNOLOGIES, INC.USAMARANTZ AMERICA, INC1100 MAPLEWOOD DRIVEITASCA, IL. 60143USAPHONE : 630 - 741 - 0300FAX : 630 - 741 -

9、 0301JAPANTechnical MARANTZ JAPAN, INC.35- 1, 7- CHOME, SAGAMIONOSAGAMIHARA - SHI, KANAGAWAJAPAN 228-8505PHONE : +81 42 748 1013FAX : +81 42 741 9190EUROPE / TRADING MARANTZ EUROPE B.V.P. O. BOX 8744, BUILDING SILVERPOINTBEEMDSTRAAT 11, 5653 MA EINDHOVENTHE NETHERLANDSPHONE : +31 - 40 - 2507844FAX :

10、 +31 - 40 - 2507860AUSTRALIAQualiFi Pty Ltd,24 LIONEL ROAD, MT. WAVERLEY VIC 3149AUSTRALIAPHONE : +61 - (0)3 - 9543 - 1522FAX : +61 - (0)3 - 9543 - 3677NEW ZEALANDWILDASH AUDIO SYSTEMS NZ14 MALVERN ROAD MT ALBERTAUCKLAND NEW ZEALANDPHONE : +64 - 9 - 8451958FAX : +64 - 9 - 8463554THAILANDMRZ STANDARD

11、 CO., LTD746 - 754 MAHACHAI ROAD.,WANGBURAPAPIROM, PHRANAKORN, BANGKOK, 10200 THAILANDPHONE : +66 - 2 - 222 9181FAX : +66 - 2 - 224 6795TAIWANPAI- YUING CO., LTD.6 TH FL NO, 148 SUNG KIANG ROAD, TAIPEI, 10429, TAIWAN R.O.C.PHONE : +886 - 2 - 25221304FAX : +886 - 2 - 25630415MALAYSIAWO KEE HONG ELECT

12、RONICS SDN. BHD.2ND FLOOR BANGUNAN INFINITE CENTRELOT 1, JALAN 13/6, 46200 PETALING JAYASELANGOR DARUL EHSAN, MALAYSIAPHONE : +60 - 3 - 7954 8088FAX : +60 - 3 - 7954 7088 AMERICASMARANTZ PROFESSIONAL PRODUCTS2640 WHITE OAK CIRCLE, SUITE AAURORA, ILLINOIS 60504 USAPHONE : 630 - 820 - 4800FAX : 630 -

13、820 - 8103KOREAMK ENTERPRISES LTD.ROOM 604/605, ELECTRO-OFFICETEL, 16-58, 3GA, HANGANG-RO, YONGSAN-KU, SEOULKOREAPHONE : +822 - 3232 - 155FAX : +822 - 3232 - 154SINGAPOREWO KEE HONG DISTRIBUTION PTE LTD130 JOO SENG ROAD#03-02 OLIVINE BUILDING SINGAPORE 368357PHONE : +65 6858 5535 / +65 6381 8621FAX

14、: +65 6858 6078HONG KONGJolly ProAudio Broadcast Engineering Ltd.UNIT 2, 10F, WAH HUNG CENTRE,41 HUNG TO ROAD, KWUN TONG, KLN.,HONG KONGPHONE : 852 - 21913660FAX : 852 - 21913990CANADALENBROOK INDUSTRIES LIMITED633 GRANITE COURT, PICKERING, ONTARIO L1W 3K1CANADAPHONE : 905 - 831 - 6333FAX : 905 - 83

15、1 - 6936TECHNICAL AUDIO GROUP PTY, LTD43-53 Bridge Rd.,STANMORE NSW 2048AUSTRALIAPHONE : +61 - (0)2 - 9519 - 0900FAX : +61 - (0)2 - 9519 - 0600 AUSTRALIARadioFans.CN 收音机爱 好者资料库11. TECHNICAL SPECIFICATIONSFM Tuner SectionFrequency Range.87.5 - 108.0 MHzUsable Sensitivity.IHF 2.0 V/17.3 dBfSignal to N

16、oise Ratio.Mono/Stereo 70/65 dBDistortion.Mono/Stereo 0.2/0.3%Stereo Separation.1 kHz 40 dBA.C.S. 400 kHz 50 dBImage Rejection.98.1 MHz 70 dBTuner Output Level .1 kHz, 75 kHz Dev 500 mV AM Tuner SectionFrequency Range. 531 - 1602 kHz /A/N .520 - 1710 kHz /UUsable Sensitivity. Loop 400 VSignal to Noi

17、se Ratio. 50 dB Distortion1 kHz, 30% Mod. 1.0%Selectivity . 10 kHz 40 dBAudio SectionRated Power.40 Hz - 20 kHz 8 W 80 W/Ch .40 Hz - 20 kHz 6 W 100 W/ChTHD.40 Hz - 20 kHz 8 W 0.08%Input Sensitivity/Impedance Linear.200 mV/47 kWSignal to Noise Ratio (IHF A) Linear. 95 dBOthersPower Supply. AC 230 V 5

18、0 Hz /A/N .AC 120 V 60 Hz /UPower Consumption . 250 W /A/N .2.3 A /UDimensions (MAX)Width . 440 mm (17-5/16 in)Height. 164 mm (6-7/16 in)Depth. 365 mm (14-3/8 in)Weight .8.4 kg (18.5 lbs)AccessoriesRemote Control Unit RC4320SR . 1FM Feeder Antenna . 1AM Loop Antenna . 1AC Power Cord /A/N.1AAA-Size B

19、atteries.2Warranty Card/N/U.1User Guide .12Personal notes:343. WIRING DIAGRAM/A/NONLY/A/N ONLY654. BLOCK DIAGRAM/A/N ONLY/A/N ONLY/U ONLY/U ONLY785. SCHEMATIC DIAGRAM/A/N ONLY109/A/N ONLY/U ONLY/U ONLY1112VIDEOIC71VIDEOQ702Q7015. PARTS LOCATIONH/PPOWER SWPOWER-1POWER-2Q101VOL1413MAINQ395Q391 Q932 IC

20、42IC41Q319 Q321 Q317 Q313 Q309 Q311 Q301 Q307 Q305 Q303 Q302Q384 - Q381Q320 Q322Q314 Q318 Q310Q312 Q308 Q306 Q304Q205 Q201 Q202Q393Q323Q315Q325Q327Q324Q316Q326Q328Q3041516MAINIC21IC22IC23IC24 IC26IC251817FRONTQ904 Q912 Q911 Q907Q906 Q905Q910 - Q908Q914 Q913Q903 Q902Q901Q9161920FRONTIC91IC932221IC22:

21、TC9164AF6. IC DATAPin AssignmentPin FunctionLEVEL SHIFTER212341562783123415627831345678910142811121327262524232221201918171615LATCH CIRCUIT SHIFT REGISTER LEVEL SHIFTERLATCH CIRCUIT L-SR-SVssGNDVDDL-SL-SL-SL-COML-SL-SL-COML-SL-SL-COMSTR-SR-SR-SR-COMR-SR-SR-COMR-SR-SR-COMDATACKLEVEL SHIFTER2123145627

22、83123145627831345678910142811121327262524232221201918171615LATCH CIRCUIT SHIFT REGISTER LEVEL SHIFTERLATCH CIRCUIT L-S R-SVssGNDVDDL-S L-S L-COML-SL-SL-SL-COML-SL-SL-COMSTR-SR-SR-COMR-SR-SR-SR-COMR-SR-SR-COMDATACKPIN No.SYMBOLI/ODESCRIPTIONPIN No.SYMBOLI/ODESCRIPTION1OUT4O2OUT3OPort Output3OUT2O4OUT

23、1O5AVDD - Analog Positive Power Suppoy Port(+6.8V)7GNDS - 10GNDC - Connect to analog GND12GNDR - 14GNDL - 6SW INI8SR INIVolume Input Port9SL INI11C INI36SW OUTO35SR OUTOVolume Output Port34SL OUTO33C OUTO13R INITone Input Port15L INI16BYPASS RIL,R Volume Input Port(in Bypass Mode)17BYPASS LI31L OUTO

24、L Output Port32R OUTOR Output Port18LTRE - Tone Treble Cycle Control Port25RTRE - 19LBASS3 - 24RBASS3 - 20LBASS2 - Tone Bass Cycle Control Port23RBASS2 - 21LBASS1 - 26RBASS1 - 22CR2OTone Output Port28CL2O27CR1IL,R Volume Input Port29CL1I31LOUTOL Output Port32ROUTOR Output Port30AVSS - Analog Negativ

25、e Power Suppoy Port(-6.8V)37AGND - Analog GND38DGND - Digital GND39LATCHILatch Input Port40DATAIData Input Port41CLKIClock Input Port42DVDD - Digital Power Supply Port(+5V)123456789101112131415161718192021OUT4volumeMCU I/FOUTPUTPORTOUT3OUT2OUT1AVDDSWinGNDSSRinSLinGNDCCinGNDRRinGNDLLinBYPASSRBYPASSLL

26、TRELBASS3LBASS2LBASS1C inCoutSWoutSLoutSRoutLoutLATCH DATA CLK-cominterfaceRoutSW inSL inSR inBYPASS1BYPASS2L inR inDVDDCLKDATALATCHDGNDAGNDSWoutSRoutSLoutCoutRoutLoutAVssCL1CL2CR1CR2RTRERBASS3RBASS2RBASS1343536373839404142333231302928272625242322volumevolumevolumetonetonevolumevolumevolumevolumeton

27、eSAA65790.1 FANTI-ALIASINGFILTER57 kHzBANDPASS(8th ORDER)RECONSTRUCTIONFILTEROSCILLATORANDDIVIDERCLOCKEDCOMPARATORCOSTAS LOOPVARIABLE ANDFIXED DIVIDERCLOCKREGENERATIONAND SYNCBIPHASESYMBOLDECODERDIFFERENTIALDECODERTEST LOGIC AND OUTPUTSELECTOR SWITCHREFERENCEVOLTAGE2.2 F478536VDDAVrefVP11314QUALRDDA

28、RDCLT57QUALITY BITGENERATOR12151611122.2 k82 pF47 pF4.332/8.664 MHzMPXsignal330 pF910MODETEST560 pFMEH162VSSDV DDD+5 V+5 VOSCOOSCIMUXSCOUTCIN0.1 FVSSAVia pin MODE two different crystal frequencies can be used.MODECRYSTAL CLOCKLOW4.332 MHzHIGH8.664 MHzSYMBOLPINDESCRIPTIONQUAL1quality indication outpu

29、tRDDA2RDS data outputVref3reference voltage output (0.5VDDA)MUX4multiplex signal inputVDDA5+5 V supply voltage for analog partVSSA6ground for analog part (0 V)CIN7subcarrier input to comparatorSCOUT8subcarrier output of reconstruction lterMODE9oscillator mode/test control inputTEST10test enable inpu

30、tVSSD11ground for digital part (0 V)VDDD12+5 V supply voltage for digital partOSCI13oscillator inputOSCO14oscillator outputT571557 kHz clock signal outputRDCL16RDS clock outputSAA6579MGD68412345678QUALRDDAVrefMUXVDDAVSSACINSCOUTRDCLT57OSCOOSCIVDDDVSSDTESTMODE161514131211109IC71:NJM2279IC24:M62446AFP

31、IC63:SAA6579Block DiagramIC23:TC9163AFBlock DiagramBlock DiagramBlock DiagramBlock DiagramPin FunctionPin Assignment2324Block DiagramIC91:TMP87PM78FPin AssignmentPin FunctionPIN No.SYMBOLI/ODESCRIPTIONPIN No.SYMBOLI/ODESCRIPTION1,25VDD/VCC - Power Supply Port(+5V)3POWER MUTEOPower Mute Control Port(

32、L)4HP-INIHeaephone Detective Input Port(ActiveH)6JOG-DOWNIBalance, Tone Up/Down Control Port7JOG-UPI8VOLUME-DOWNIMaster Volume Up/Down Control Port9VOLUME-UPI10HP-HOHeaephone Detective Output Port(H)12RDS-DATAI/ORDS IC CLK/DATA Port13RDS-CLKI/O14STEREO INIStereo Display Control Port(Active H)15TUNED

33、 INITuned Display Control Port(Active H)16PROTECT INIProtect Input Port(Active H)1721KEY MATRIXIKey Control Input Port22,23,27,30VSS - GND31X INI8MHz Cystal Connection Port32X OUTO33RESETIReset Input Port(Active L)34REMOTE OUTORemote Control Data Output Port35,36REMOTE INIRemote Control Data Input P

34、ort37SP AOSpeakerA Relay and LED Control Port(H)38SP BOSpeakerB Relay and LED Control Port(H)39DISPLAY OFFODisplay Off LED Control Port(H)40PLL CEOPLL IC(LC72131,on the Tuner Module) Enable Control Port41PLL DATA INIPLL IC(LC72131,on the Tuner Module) Data Input Port42PLL/FUNCTION DATAOPLL IC(LC7213

35、1,on the Tuner Module) and Function IC43PLL/FUNCTION CLKO(TC9163/TC9164) Data/CLK Output Port44FUNCTION STBOFunction IC(TC9163/TC9164) STB Output Port46E-VOLUME CLKO47E-VOLUME DATAOElectronic Vol.IC(M62446AFP) Data/CLK/STB Port48E-VOLUME STBO50VKK - FIP Power Supply Port(-27V)5260FIP GRIDOFIP Grid C

36、ontrol Port6182FIP SEGMENTOFIP Segment Control Port8388OPTIONIOption Control Port93POWER ONOPower Relay On/Off Control Port(H)95VIDEO SW 1O96VIDEO SW 2OVideo IC(NJM2279) Control Port97VIDEO SW 3O98STBY LEDOStandby LED Control Port(H)P95 (S19)P94 (S18)P93 (S17)P92 (S16)P91 (S15)P90 (S14)P87 (S13)P86

37、(S12)P85 (S11)P84 (S10)P83 (S9)P82 (S8)P81 (S7)P80 (S6)P77 (S5/G0)P76 (S4/G1)P75 (S3/G2)P74 (S2/G3)(S20) P96 (S21) P97(S22) PD0(S23) PD1(S24) PD2(S25) PD3(S26) PD4(S27) PD5(S28) PD6(S29) PD7(S30) PE0(S31) PE1(S32) PE2(S33) PE3 (S34) PE4(S35) PE5(S36) PE6(S37) PE7(S38) PE0P73 (S1/G4)P72 (S0/G5)P71 (G

38、6)P70 (G7)P57 (G8)P56 (G9)P55 (G10)P54 (G11)P53 (G12)P52 (G13)P51 (G14)P50 (G15)VDDVSSVASSVAREFVDDP20TEST(XTIN) P21(XTOUT) P22VSS80797877767574737271706968676665646362616059585756555453525112345678910111213141516171819202122232425262728293081828384858687888990919293949596979899(S39) PF1100VKKP07P06P

39、05P04P03P02P01P00P17P16P15 (TC 2)P14 (PPO)P13 (DVO)P12 (INT 2/TC 1)P11 (INT 1)P10 (INT 0)RESETXOUT50494847464544434241403938373635343332XIN31VDDP9VFT drive circuit (automatic display)Key scancontrolProgram counterRegister banksStack PointerP S WInterrupt ControllerSystem ControllerStandby Controller

40、Timing GeneratorHighfrequ.Lowfrequ.ClockGeneratorTime BaseTimer16-bitTimer/CountersTC1TC2TC3TC4SIOHSO8-bitTimer/CountersSerialInterfacesP4P47toP40P3P33toP30P1P17toP10P0P07toP00P67toP60VAREFVASSP6(AIN7)to(AIN0)P2P22toP20Inst.RegisterInst.DecoderWatchdogTimer8-bitA/DConverterFlagsALURBSProgram Memory(

41、ROM)Data Memory(RAM)I/O PortsP97toP90P8P87toP80P7I/O PortsP77toP70P5P57toP50PIEPIE7toPIE0PIFPIF1toPIF0PIDPID7toPID8Power SupplyVFT PowerSupplyReset I/OTest PinResonatorconnectingPinsVSSVKKRESETTESTXINXOUTOUTPUT PortsI/O Ports26257. EXPLODED VIEW AND PARTS LIST39S3x21712245661214789101315S111918S6S61

42、8192220242729S7S2S6232532333534363031S8S3S2S2S2S1021S10S1S1S2S4S116S12S1S2S9x2x2x2x2x2x2x2x5x2x10 x2x5x3x4x283/A/N ONLY/U ONLY/U ONLY3726S530/A /N ONLY/U ONLY28POWER SW PCBH/P PCBFRONT PCBVOLUME PCBPOWER-1 PCBMAIN PCBTUNER MODULEVIDEO PCBPOWER SW PCBPOWER-2 PCB382728NOTE : nsp PART IS LISTED FOR REF

43、ERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.POS. NO VERS.COLORPART NO. (FOR EUR) DESCRIPTION PART NO. (MJI) EXPLODED VIEW PART 1 319W158020 319W158020 WINDOW, FIP CGU1A262Y 2 BLACK 313W154500 313W154500 KNOB VOLUME / MULTI-JOG HGX2A298YA 2 GOLD 313W154510 313W154510 KNOB VOLUME / MULTI-JOG HGX2

44、A298ZA 3 /U nsp 281W270010 BUTTON POWER CBT1A658K92 4 185J251010 185J251010 BADGE, MARANTZ KGB1A087 5 /A/N1B 19AW248020 19AW248020 PANEL, BLACK FRONT(POWER ON/OFF) CGW1A315R4UH10 5 /N1G 19AW248120 19AW248120 PANEL, GOLD FRONT(POWER ON/OFF) CGW1A315RFUH40 5 /U nsp 19AW248010 PANEL, BLACK FRONT(POWER

45、ON/STANDBY) CGW1A315R4VH10 6 nsp nsp BRACKET, SIDE CMD1A443 7 319W355010 319W355010 INDICATOR(SPEAKERS/DISPLAY OFF) CGL1A192 8 BLACK 319W270010 319W270010 BUTTON FUNCTION SELECTOR CBT1A769K92 8 GOLD 319W270110 319W270110 BUTTON FUNCTION SELECTOR CBT1A769RFD4 9 BLACK 319W270030 319W270030 BUTTON(JOG

46、MODE/SPK/S-DIRECT/SLEEP/MUTE) CBT1A770K92 9 GOLD 319W270130 319W270130 BUTTON(JOG MODE/SPK/S-DIRECT/SLEEP/MUTE) CBT1A770RFD4 10 BLACK 319W270020 319W270020 BUTTON(CLEAR/MEMORY/TUNING/FP/MODE) CBT1A771ZK92 10 GOLD 319W270120 319W270120 BUTTON(CLEAR/MEMORY/TUNING/FP/MODE) CBT1A771RFZD4 12 nsp nsp BRAC

47、KET, PCB CMK1A010 13 /A/N1B 285W270010 285W270010 BUTTON POWER CBC1A122K92 13 /N1G 285W270110 285W270110 BUTTON POWER CBC1A122RFD4 14 285W355010 285W355010 INDICATOR CGL1A170 15 /A/N nsp nsp BRACKET, POWER A4-96-2441 KMD1A334 16 /A/N nsp nsp FRONT PCB ASSY SR4320/A1B COP11557C 16 /U nsp nsp FRONT PC

48、B ASSY SR4320/U1B COP11557B 17 nsp nsp BRACKET, FLT CMD1A374 18 nsp nsp RUBBER, CUSHION KHG1A050 19 243W057010 243W057010 FOOT, FRONT/REAR CKL2A042H11 20 nsp nsp RUBBER, CUSHION A4-94-2139 KHG1A104 21 nsp nsp HOLDER, PCB CHE170 22 nsp nsp CHASSIS, BOTTOM AG-D8900TCCC CUA1A185 23 nsp nsp HEAT SINK CM

49、Y1A198 25 nsp nsp BRACKET, PCB AG-D8900 CMD1A417 26 nsp nsp BRACKET, PCB CMD1A480 27 /U nsp *TS001880R TRANS, POWER SR4320/U1B CLT5U020ZU 28 /A/N *TS001890R *TS001890R TRANS, POWER SR4320/A1B CLT5U020ZE 29 nsp nsp BRACKET, PCB CMD1A350 30 nsp nsp BRACKET, T.R CMD1A081 31 nsp nsp VIDEO IN/OUT PCB ASS

50、Y COP11557C-1 32 /A/N nsp nsp MAIN PCB ASSY SR4320/A1B COP11558C 32 /U nsp nsp MAIN PCB ASSY SR4320/U1B COP11558B 33 /A/N *AV000270R *AV000270R TUNER MODULE SR4320/A/N CNVKSTM9014MS17 33 /U nsp *AV000280R TUNER MODULE SR4320/U1B CNVKSTM9014MS07 34 /A nsp nsp PANEL, REAR PANEL SR4320/A1B CKF2A245Z 34