Marantz-ST4000-tun-sm 维修电路原理图.pdf

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1、ServiceManualPlease use this service manual with referring to the user guide (D.F.U) without fail.281W855010 AO3120 785 22013First Issue:1999.08ST4000/N1BTuner- ST4000 -TABLE OF CONTENTS1.TECHNICAL SPECIFICATIONS .12.WIRING DIAGRAM .23.BLOCK DIAGRAM .34.SCHEMATIC DIAGRAM AND PARTS LOCATION .55.MICRO

2、PROCESSOR AND IC DATA . 116.ADJUSTMENT PROCEDURE .137.EXPLODED VIEW AND PARTS LIST.168.ELECTRICAL PARTS LIST.17Printed in JapanRST4000ST4000RadioFans.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 so

3、und.Only original MARANTZ parts can insure that your MARANTZ product will continue to perform to the specifications for whichit 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 or by Fax

4、. In both cases, the correct part number has to be specified.The following information must be supplied to eliminate delays in processing your order :1. Complete address2. Complete part numbers and quantities required3. Description of parts4. Model number for which part is required5. Way of shipment

5、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 ACcord connector pins ( with

6、 unit NOT connected to AC mains and its Power switch ON ), and the face or Front Panel of product andcontrols and chassis bottom.Any resistance measurement less than 1 Megohms should cause unit to be repaired or corrected before AC power is applied, andverified before it is return to the user/custom

7、er.Ref. UL Standard No. 1492.In case of difficulties, do not hesitate to contact the TechnicalDepartment at above mentioned address.990729A.OUSAUSAMARANTZ AMERICA, INCMARANTZ AMERICA, INC.440 MEDINAH ROADROSELLE, ILLINOIS 60172USAPHONE : 630 - 307 - 3100FAX : 630 - 307 - 2687 BRAZILBRAZILMARANTZ BRA

8、ZILMARANTZ BRAZILCAIXA POSTAL 21462CEP 04698-970SAO PAULO, SP, BRAZILPHONE : 0800 - 123123(Discagem Direta Gratuita)FAX : +55 11 534. 8988JAPANJAPAN Technical MARANTZ JAPAN, INC.MARANTZ JAPAN, INC.35- 1, 7- CHOME, SAGAMIONOSAGAMIHARA - SHI, KANAGAWAJAPAN 228-8505PHONE : +81 42 748 1013FAX : +81 42 7

9、48 9190EUROPE / TRADING EUROPE / TRADING MARANTZ EUROPE B.V.MARANTZ EUROPE B.V.P.O.BOX 80002, BUILDING SFF25600 JB EINDHOVENTHE NETHERLANDSPHONE : +31 - 40 - 2732241FAX : +31 - 40 - 2735578CANADACANADALENBROOK INDUSTRIES LIMITEDLENBROOK INDUSTRIES LIMITED633 GRANITE COURT, PICKERING, ONTARIO L1W 3K1

10、CANADAPHONE : 905 - 831 - 6333FAX : 905 - 831 - 6936AUSTRALIAAUSTRALIAJAMO AUSTRALIA PTY LTDJAMO AUSTRALIA PTY LTD1 EXPO COURT, P.O. BOX 350 MT. WAVERLEY VIC 3149AUSTRALIAPHONE : +61 - 3 - 9543 - 1522FAX : +61 - 3 - 9543 - 3677THAILANDTHAILANDMRZ STANDARD CO.,LTDMRZ STANDARD CO.,LTD746 - 754 MAHACHA

11、I ROAD.,WANGBURAPAPIROM, PHRANAKORN, BANGKOK, 10200 THAILANDPHONE : +66 - 2 - 222 9181FAX : +66 - 2 - 224 6795TAIWANTAIWANPAI- YUING CO., LTD.PAI- YUING CO., LTD.6 TH FL NO, 148 SUNG KIANG ROAD, TAIPEI, 10429, TAIWAN R.O.C.PHONE : +886 - 2 - 25221304FAX : +886 - 2 - 25630415MALAYSIAMALAYSIAWO KEE HO

12、NG ELECTRONICS SDN. BHD.WO KEE HONG ELECTRONICS SDN. BHD.NO. 102 JALAN SS 21/35, DAMANSARAUTAMA, 47400 PETALING JAYASELANGOR DARUL EHSAN, MALAYSIAPHONE : +60 3 - 7184666FAX : +60 3 - 7173828 AMERICASAMERICASSUPERSCOPE TECHNOLOGIES, INC.SUPERSCOPE TECHNOLOGIES, INC.MARANTZ PROFESSIONAL PRODUCTS2640 W

13、HITE OAK CIRCLE, SUITE AAURORA, ILLINOIS 60504 USAPHONE : 630 - 820 - 4800FAX : 630 - 820 - 8103KOREAKOREAMK ENTERPRISES LTD.MK ENTERPRISES LTD.ROOM 604/605, ELECTRO-OFFICETEL, 16-58, 3GA, HANGANG-RO, YONGSAN-KU, SEOULKOREAPHONE : +822 - 3232 - 155FAX : +822 - 3232 - 154SINGAPORESINGAPOREWO KEE HONG

14、 (S) PTE LTDWO KEE HONG (S) PTE LTDWO KEE HONG CENTRE NO.23, LORONG 8, TOA PAYOH SINGAPORE 319257PHONE : +65 2544555FAX : +65 2502213RadioFans.CN 收音机爱 好者资料库1. TECHNICAL SPECIFICATIONSFM SectionTuning Range.87.5 MHz - 108.0 MHzUsable Sensitivity (IHF) Mono . 10 dBf50 dB Quieting sensitivity Mono . 17

15、 dBf Stereo. 33 dBfAlternate Channel Selectivity (98 MHz 400 kHz) . 65 dBImage Response Ratio . 60 dBFrequency Response . 20 Hz - 15 kHz, +0.5 dB/-3 dBCapture Ratio . 2 (at 98 MHz)Distortion (at 65 dBf, 98 MHz) Mono .0.2 % Stereo.0.3 %Signal-to-Noise Ratio (at 65 dBf, 1 kHz) Mono . 70 dB Stereo. 65

16、dBAM Suppression Ratio . 80 dBStereo Separation (1 kHz) . 40 dBOutput (Level/Impedance) .600 mV/2.2 k ohmAM SectionTuning Range. 522 kHz - 1,620 kHz (9 kHz steps)Usable Sensitivity (IHF). 55 dB/m (562 V/m, Loop Antenna)Selectivity .30 dB (at 9 kHz)Image Response Ratio . 35 dBIF Response Ratio . 60 d

17、BDistortion .1 % (at 85 dB/m)Signal-to-Noise Ratio .50 dB (at 94 dB/m)Output (Level/Impedance) .170 mV/2.2 k ohmGeneralPower Requirements . 230V AC, 50 HzPower Consumption. 6 WMAX Dimensions (W x H x D) . 440 x 86 x 290 mmWeight (net). 3.0 kgAccessories AM Loop Antenna x 1, FM Antenna x 1 PCA pin pl

18、ug cord x 1, Remote control Cable x 1Improvements may result in specifications and features changing without notice.1FL1VFIPFL2REMOTEGNDPOWERAM5.6VGNDRESETTUNEDST-INDOCKDICERDS-DRRDS-CKPLL2. WIRING DIAGRAM23. BLOCK DIAGRAM344. SCHEMATIC DIAGRAMS AND PARTS LOCATIONS5678910Q905Q902 Q901 Q903IC91Q906Q9

19、08 Q907Q702Q701Q703Q704IC81Q307Q304Q308Q303Q305IC31Q306Q301Q503 Q504IC11Q502Q501Q102Q512Q101Q511IC5111PIN NO.IN/OUTMARKDESCRIPTION OF TERMINAL1INPUTXINConnecting terminal for crystal oscillator(7.2MHz)2INPUTCEChip enable terminal for serial data input/output.3INPUTDIData input terminal for control4I

20、NPUTCLClock input terminal for control5OUTPUTDOData output terminal for control6INPUTSYSNot used in this unit.( 0 V )7INPUTIN0Control input for data format8INPUTIN19OUTPUTOUT0Not used in this unit.10OUTPUTOUT1MUTE ON: H , MUTE OFF: L11OUTPUTOUT2FM : H , AM : L12OUTPUTOUT3Not used in this unit.13OUTP

21、UTOUT4STEREO : L , MONO : H14OUTPUTOUT5Signal indicator driver15INPUTLCTRInput terminal for IF detector16INPUTHCTR17OUTPUTOUT6Output terminal for IF detector18INPUTAM INInput for AM OSC output19INPUTFM INInput for FM OSC output20INPUTVDDPower supply terminal21OUTPUTPD1Output terminal for PLL charge

22、pump.22OUTPUTPD2Not used in this unit.23-VSSGround terminal24OUTPUTXOUTConnecting terminal for crystal oscillator(7.2MHz)IC91 : ANAM 1239TIC51 : BVILC7218 (LC7218)12PIN NO.SYMBOLIN/OUTDESCRIPTION1VCCIVDD CONNECTION25KEY OUTOKEY MATRIX OUTPUT610N.CNO CONNECTION11RDS DATAIRDS DATA INPUT12N.CNO CONNECT

23、ION13RDS CKIRDS CLOCK INPUT1416GNDGROUND17,18AREAOPTIONI17(H), 18(H) : EUROPE OPTION19SIGNALISIGNAL INPUT20,21N.CNO CONNECTION22,23GNDGROUND24VREFI5V VDD25VCCIVDD CONNECTION26CEIMICOM CHIP ENABLE27GNDGROUND28TXI29TEXO32.768KHz CRISTAL TIME OPERATOR30GNDGROUND31XINI32XOUTO8.0MHz CRYSTAL MICOM OPERATO

24、R33RESETIRESET INPUT34RMC-OUTOREMOCON DATA OUTPUT35,36RMC-INIREMOCON DATA INPUT3742N.CNO CONNECTION43POWEROTUNER POWER ON/OFF44TUNEDITUNED DISPLAY INPUT45STEREOISTEREO DISPLAY INPUT46PLL DOOPLL SERIAL DATA OUTPUT47PLL CKOPLL SERIAL CLOCK OUTPUT48PLL DIIPLL SERIAL DATA INPUT49PLL CEOPLL SERIAL CHIP E

25、NABLE OUTPUT50VFIPIFIP VDD : 30V5164G01G14OFIP GRIDE SIGNAL OUTPUT65,66N.CNO CONNECTION6786P01P20OFIP ANODE SIGNAL OUTPUT8796N.CNO CONNECTION97100KEY INIKEY MATRIX INPUT1. Block Diagram5. MICROPROCESSOR AND IC DATA13146. ADJUSTMENT PROCEDURE(1) ALIGNMENT INSTRUCTIONSEQUIPMENT NEEDEDIMPORTANTAM Signa

26、l Generator1.Check power-source voltage.FM Signal Generator2.Set the function switch to bandaligned.Oscilloscope3.Keep the function input as low as possibleto adjust.VTVM(AC,DC) accurately.Test loop antenna (MW Adjustnent) 4.Modulation andmodulation frequency.Dummy antenna(FM Adjustment)Stereo signa

27、l modulator.Distortion analyzerModulationModulation Frequency.EQUIPMENT NEEDEDIMPORTANTAM Signal Generator1.Check power-source voltage.FM Signal Generator2.Set the function switch to bandaligned.Oscilloscope3.Keep the function input as low as possibleto adjust.VTVM(AC,DC) accurately.Test loop antenn

28、a (MW Adjustnent) 4.Modulation andmodulation frequency.(7) FM/MW TUNED LEVEL ADJUSTMENTFM Signal Generator : Connect to FM ANT. Jack (FM IN)through the dummy.MW Signal Generator : Connect to MW ANT. Coil thriughLoop antenna.MODULATIONMODULATIONFREQUENCYMW30%400HzFM100%(75KHz)400Hz(2) TUNING FREQUENC

29、Y RANGE ADJUSTMENT(FM) DC VOLTMETERCONNECT TO TEST POINT TP1 and GND(MW) DC VOLTMETERCONNECT TO TEST POINT TP1 and GNDFMAMGNDGNDTP11DC EVMUNIT(3) MW TRACKING ADJUSTMENTSignal Generator : Connects to the MW Ant.Coil through the loop antenna.Adjust for the indication of VTVM of the wave form ofscope t

30、o be maximum.NOSTEPFREQUENCYADJUST FORADJUS-MENT1612KHzMax sensitivityL10221503KHzMax sensitivityCT01MW3Repeat steps 1 and 2 several times.AM-SGAM LOOP antenna60cmMHzOUTPUTterminalAC EVMOSCILLOSCOPE(4) FM-RF ADJUSTMENTSignal Generator : Connects to FM ANT. JACK (FM IN)through the dummy.NOFREQUENCYAD

31、JUST FORADJUSTMENT190.10MHzMax sensitivityL1,L2,L32Repeat step 1 several timesFM-SGUNITMHzOUTOUTPUTterminalFM ANT75ohmAC EVMOSCILLOSCOPE(5) FM MONO DISTORTION ADJUSTMENTDC VOLTMETERConnect to TP02 (-),TP03 (+) through the chockcoil(100 H).Signal GeneratorConnect to FM ANT. Jack (FM IN) through thedu

32、mmy.Distortion MeterConnect to the output.NOFREQUENCYADJUST FORADJUSTMENT1100.10MHzDC Voltmeter0VT1012100.10MHzmin T.H.DT1023Repeat steps 1 and 2 several timesFM-SGMHzChoke coiloutputDC EVMUNITChassisTP12TP13DISTORTIONANALYSEROUT100 H(6) FM STEREO SEPARATIONPILOTSIGNALADJUST FORADJUSTMENTONDifferent

33、 of R and LMust be maximumVR03FM-SGDummyUNITFM INOUTPUTSTEREOOSCILLOSCOPEVTVMVR03OUTOUTSTEREOMODULATOREXTBAND STEP SIGNAL GENERATOR ADJUST FORADJUSTMENTFM1100.10MHz 30dBTUNED ONVR022100.10MHz 30dBTUNED OFFVR02MW1999KHz 80dBTUNED ONVR012999KHz 80dBTUNED OFFVR01NOBANDFREQUENCYADJUSTFORADJUST-MENT1FM87

34、.50MHz1.5VL42MW522KHz1VL103ADJUSTMENT POINT15POS.NOVERS.COLORPART NO.(FOR PCS)DESCRIPTIONPART NO.(MJI)(VERS. :VERSION, U:U.S.A., F:JAPAN, K:FAR EAST, N:EUROPE)1 9965 000 01238WINDOW FIP281W1580102 nspBADGE MARANTZnsp3 9965 000 01242PANEL FRONT281W2480104 9965 000 01243KNOB POWER281W2700105 9965 000

35、01244INDICATOR285W3550106 9965 000 01245KNOB TIMER281W2700507 9965 000 01246KNOB TUNING281W2700308 9965 000 01247KNOB DISPLAY281W2700409 9965 000 01248KNOB PRESET281W27002010 nspCABINET TOPnsp14 nspHOLDER PCBnsp15 nspCHASSIS BOTTOMnsp16 4822 146 10926TRANS MAINS 230V*TS000780R17 nspBUSHING MAINS COR

36、Dnsp18 nspMAINS CORDnsp19 4822 462 10695FOOT168W05701020 nspRUBBER CUSHIONnsp S1 nspSCREWnspS8 PACKING001T 9965 000 01249MANUAL INSTRUCTION281W851310 nspANT FM WIREnsp nspAM LOOP ANT ASSYnsp 7. EXPLODED VIEW AND PARTS LIST16ASSIGNMENT OF COMMON PARTS CODES.RESISTORSR1) GD05 x x x 140, Carbon film fi

37、xed resistor, 5% 1/4WR2) GD05 x x x 160, Carbon film fixed resistor, 5% 1/6W1 Resistance valueExamples1 Resistance value0.1. 00110.1001k.102100k. 1040.5. 00518.1802.7k.272680k. 6841. 010100.10110k.1031M. 1056.8. 068 390.39122k.2234.7M. 475Note : Please distinguish 1/4W from 1/6W by the shape of part

38、sused actually.CAPACITORSC : CERAMIC CAP.3) DD1 x x x x 370, Ceramic capacitorDisc typeTemp.coeff. P350N1000, 50V3 Capacity value2 Tolerance Examples2 Tolerance (Capacity deviation) 0.25 pF .0 0.5 pF .1 5 % .5Tolerance of COMMON PARTS handled here are as follows :0.5 pF - 5 pF . 0.25 pF 6 pF - 10 pF

39、 . 0.5 pF 12 pF - 560 pF . 5 %3 Capacity value0.5 pF . 0053 pF. 030100 pF. 1011 pF . 01010 pF. 100220 pF. 2211.5 pF . 01547 pF. 470560 pF. 561C : CERAMIC CAP.4) DK16 x x x 300, High dielectric constant ceramiccapacitorDisc typeTemp.chara. 2B4, 50V4 Capacity value Examples4 Capacity value100 pF .1011

40、000 pF . 10210000 pF . 103470 pF .4712200 pF . 222C: 5) ELECTROLY CAP.( ), 6)FILM CAP ( )5) EA x x x x x x 10, Electrolytic capacitor One-way lead type,Tolerance 20%6 Working voltage5 Capacity value Examples5 Capacity value0.1F . 1044.7F . 475 100F .1070.33F . 334 10F . 106330F .3371F . 10522F . 226

41、1100F .1182200F . 2286 Working voltage6.3 V .00625 V . 02510 V .01035 V . 035 16 V .01650 V . 0506) DF15 x x x 350Plastic film capacitorDF15 x x x 310 One-way type, Mylar 5% 50VDF16 x x x 310Plastic film capacitor One-way type, Mylar 10% 50V 7 Capacity value Examples7 Capacity value0.001F (1000 pF)

42、. 102 0.1 F.1040.0018F. 1820.56 F.5640.01F. 103 1 F.1050.015F. 1531) The above CODES(R,R,C,Cand C) are omitted on the schematic diagram insome case.2) On the occasion, be confirmed the common parts on theparts list.3) Refer to “Common Parts List” for the other commonparts(Rl05, DD4, DK4).NOTENOTENOT

43、E ON SAFETY:Symbol Fire or electrical shock hazard. Only originalparts should be used to replaced any part marked withsymbol Any other component substitution ( other thanoriginal type), may increase risk of fire or electrical shockhazard.990521 A.ONOTE ON SAFETY FOR FUSIBLE RESIST OR :The suppliers

44、and their type numbers of fusible resistors are asfollows ;1 . KOA Corporation Part No.(MJI)Type No.(KOA) DescriptionNH05 x x x 140RF25S x x x x JJJJ5% (1/4W)NH05 x x x 120 RF50S x x x x 5% (1/2W)NH85 x x x 110RF73B2A x x x x 5% (1/10W)NH95 x x x 140RF73B2E x x x x 5% (1/4W)Resistance value Resistan

45、ce value(0.1 - 10k )2. Matsushita Electronic Components Co., Ltd Part No.(MJI)Type No.(MEC) DescriptionNF05 x x x 140 ERD-2FCJ x x x( 5% 1/4W)RF05 x x x 140NF02 x x x 140 ERD-2FCG x x x( 2% 1/4W)RF02 x x x 140Resistance value ExamplesResistance value0.1. 00110. 1001k. 102100k. 1040.5. 00518. 1802.7k

46、. 272680k. 6841. 010100. 10110k. 1031M. 1056.8. 068390. 39122k. 2234.7M. 475ABBREVIATION AND MARKSANT.: ANTENNABATT.: BATTERYCAP.: CAPACITORCER.: CERAMICCONN.: CONNECTINGDIG.: DIGITALHP: HEADPHONEMIC.: MICROPHONE-PRO: MICROPROCESSORREC.: RECORDINGRES.: RESISTORSPK: SPEAKERSW: SWITCHTRANSF.: TRANSFOR

47、MERTRIM.: TRIMMINGTRS.: TRANSISTORVAR.: VARIABLEX TAL: CRYSTAL:8. ELECTRICAL PARTS LIST17POS.NOVERS.COLORPART NO.(FOR PCS)DESCRIPTIONPART NO.(MJI)(VERS. :VERSION, U:U.S.A., F:JAPAN, K:FAR EAST, N:EUROPE)POS.NOVERS.COLORPART NO.(FOR PCS)DESCRIPTIONPART NO.(MJI)(VERS. :VERSION, U:U.S.A., F:JAPAN, K:FA

48、R EAST, N:EUROPE) CAPACITORS CF21 4822 242 10853FILM SFZ450FFF10045290CF11 4822 242 11039FILM SFE10.7MS8H-A-T*FF100230RCF12 4822 242 11039FILM SFE10.7MS8H-A-T*FF100230RCG91 4822 124 12129ELECT 0.1F*EX000030RCT21 4822 125 11116TRIM. VARIABLE*CT000110RC102 nspCER. 15pF 50V JnspC105 nspCER. 0.01 F 50V

49、ZnspC106 nspCER. 15pF 50V JnspC107 nspCER. 15pF 50V JnspC108 nspCER. 10pF 50V JnspC109 nspCER. 0.01 F 50V ZnspC110 nspCER. 0.1 F 50V ZnspC111 nspCER. 0.1 F 50V ZnspC112 nspELECT 1 F 50VnspC113 nspCER. 0.01 F 50V ZnspC114 nspELECT 220 F 16VnspC115 nspELECT 4.7 F 50VnspC116 nspCER. 33pF 50V JnspC117 n

50、spCER. 390pF 50V KnspC118 nspCER. 100pF 50V KnspC121 C123 nspELECT 1 F 50VnspC201 nspCER. 0.1 F 50V ZnspC202 nspCER. 15pF 50V JnspC203 nspCER. 470pF 50V KnspC204 nspCER. 0.1 F 50V ZnspC205 nspELECT 100 F 16VnspC206 nspCER. 0.001 F 50V KnspC207 nspCER. 0.1 F 50V ZnspC208 nspCER. 8.2pF 50V JnspC209 ns