Marantz-ST6000-tun-sm 维修电路原理图.pdf

ServiceManualPlease use this service manual with referring to the user guide (D.F.U) without fail.282W855010 AO3120 785 22160First Issue:1999.09ST6000/N1B, /N1G/U1B, /F1NTuner- ST6000 -TABLE OF CONTENTS1.TECHNICAL SPECIFICATIONS .12.WIRING DIAGRAM .23.BLOCK DIAGRAM .34.SCHEMATIC DIAGRAM AND PARTS LOCATION .75.MICROPROCESSOR AND IC DATA .196.ADJUSTMENT PROCEDURE .217.EXPLODED VIEW AND PARTS LIST.238.ELECTRICAL PARTS LIST.26ST6000ST6000RRadioFans.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 sound.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. 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 shipment6. 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 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/customer.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 BRAZILMARANTZ 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 42 748 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 3K1CANADAPHONE : 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 MAHACHAI 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 HONG 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 WHITE 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 (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12FM SectionFrequency Range . 87.50MHz-108.00MHz(50kHz steps)87.50MHz-108.00MHz(50kHz steps)76.00MHz-90.00MHz(50kHz steps)Usable Sensitivity (IHF). Mono : 10dBfFrequency Response .20Hz15kHz+0.5 -3.0dBT.H.D (at 65dBf, 1KHz) . Mono : 0.1%Stereo : 0.2%Signal-to-Noise Ratio (at 65dBf, 1kHz) . Mono : 70dBStereo : 65dBAM Suppression Ratio . 60dBStereo Separation (1kHz) . 40dBGeneralPower Requirements .AC 230V ,50Hz ( /N1 )AC 120V ,60Hz ( /U1 )AC 100V ,50Hz/60Hz ( /F1 )Power Consumption. 8WDimensions (WxHxD). 440 x96x311mmWeight (net). 3.8KgMW SectionFrequency Range . 522kHz-1622kHz (9kHz step)520kHz-1710kHz (10kHz step)Usable Sensitivity (S/N 20dB) . 55dBmImage Response Ratio . 35dBT.H.D (400Hz) . 0.8%Signal-to-Noise Ratio . 40dB (at 85dB/m)LW Section (/N1 only)Frequency Range . 146kHz-290kHz (1kHz step)Usable Sensitivity (S/N 20dB) . 60dBmT.H.D (400Hz) . 1.0%Signal-to-Noise Ratio . 40dB (at 85dB/m)Standard AccessoriesAudio signal connection cord . 1Remote control connection cord . 1FM Antenna. 1AM Loop Antenna . 1User Guide . 1Remocon Unit ( /U1 , /F1 ) (RC6000ST) . 175-300ohm adaptor ( /U1 , /F1 ) . 11. TECHNICAL SPECIFICATION2.WIRING DIAGRAM343. BLOCK DIAGRAM (/N1B,/N1G) VERSION56 (/U1B,/F1N) VERSION784. SCHEMATIC DIAGRAM AND PARTS LOCATION (/N1B,/N1G) VERSION910(/U1B) VERSION1112(/F1N) VERSIONIC32 : MC4558SIC21 : LA1135IC12 : LA12351314Q502IC71IC72Q701Q702Q501Q306IC81IC33IC31Q302 Q303IC32Q301Q213Q212Q205Q206Q211Q204Q203Q210IC22IC21IC12Q201Q202Q208Q207Q209Q602Q601IC11Q107Q106Q102Q105Q103Q101Q104IC61Q113 Q112Q11115161718IC31 : LA3401IC80 : TDA7330BDIC22 : MC13022DWQ901Q903Q905Q906Q913Q902IC92Q911 Q914 Q912IC91PIN NO.IN/OUTMARKDESCRIPTION OF TERMINAL1INPUTVDD(+4.8V)Power supply terminal 23-Not used in this unit.48OUTPUTD3D7Output terminal for key9-Not used in this unit.1013INPUTI1I4Input terminal for key14INPUTSM INSignal Meter level IN15INPUTTUNEDTUNED indicator drive16INPUTST INStereo indicator drive1720INPUTAREA OPTION Option terminal for area/N1/U1/F117pinLHL18pinLLL19pinHLL20pinLLL21-Not used in this unit.2223-GNDGround terminal24INPUTVREFReferance power input terminal25INPUTVDDPower supply terminal 26INPUTBACK-UP(CE)Power supply detection27-GNDGround terminal28INPUTINConnecting terminal for crystal oscillator.29OUTPUTOUTThe crystal connected is 32.768KHz.30-GNDGround terminal31INPUTXINConnecting terminal for crystal oscillator.32OUTPUTXOUTThe crystal connected is 8.00MHz.33INPUTRESETSystem reset terminal3435INPUTRMC INRemote control input terminal36INPUTRDS CLOCKClock input terminal for RDS37INPUTRDS DATAData input terminal for RDS38OUTPUTRMC OUTRemote control output terminal3943-Not used in this unit.44OUTPUTMUTEMute Control Output45OUTPUTPOWERPower on/off signal46OUTPUTPDAOData output terminal for PLL IC(LC72131)47OUTPUTPCEChip enable terminal for PLL IC(LC72131)48INPUTPDAIData input terminal for PLL IC(LC72131)49INPUTPCLClock input terminal for PLL IC(LC72131)50INPUTVfipFIP drive voltage input5173OUTPUTP01P23FIP Anode driver outputs.74-Not used in this unit.7587OUTPUTG01G13FIP Gride driver outputs.8890-Not used in this unit.91OUTPUTPOWER LEDStand-by LED ON/OFF92OUTPUTANT AANT A LED ON/OFF93OUTPUTANT BANT B LED ON/OFF94OUTPUTNARROWNARROW LED ON/OFF95OUTPUTWIDEWIDE LED ON/OFF96-Not used in this unit.97100-GNDGround terminal195. MICROPROCESSOR AND IC DATAIC91 : TMP87PM78F1. Pin Configuration2. Block Diagram203. Pin FunctionsBandStepSignal GeneratorAdjust for AdjustmentFM1100.10(83.10)MHz 35dB TUNED ONVR112100.10(83.10)MHz 35dB TUNED OFFVR11MW/LW1999(1000)kHz 80dBTUNED ONVR21(AM)2999(1000)kHz 80dBTUNED OFFVR21Pilot Signal Adjust forAdjustment ONDifferent of R and L VR31 (WIDE) must be maximumVR32 (NARROW)NOFrequencyAdjust forAdjustment 1100.10(83.10)MHzDC Voltmeter 0VT101 2100.10(83.10)MHzmin T.H.DT102 3 Repeat steps 1 and 2 several times ModulationModulation FrequencyMW(AM)/LW 30%400HzFM 40kHz(EUR)400Hz75kHz(USA,JPN)ALIGNMENT INSTRUCTIONSEQUIPMENT NEEDED AM Signal GeneratorDummy antenna(FM Adjustment) FM Signal Generator Stereo signal modulator Oscilloscope Distortion analyzer VTVM(AC,DC) Test loop antenna(MW Adjustnent)IMPORTANT1.Check power-source voltage.2.Set the function switch to band aligned.3.Keep the function input as low as possible to adjust accurately.4.Modulation and modulation frequency.FM, MW/LW TRACKING VOLTAGE ADJUSTMENT(FM) DC VOLTMETER CONNECT TO TEST POINT TP11 and GND(MW/LW) DC VOLTMETER CONNECT TO TEST POINT TP11 and GND2122NOBandFrequencyAdjust forAdjustment 1FM87.50(76.00)MHz1.6V L7 2MW 522/520kHz 1VL204 3LW 146kHz1.3VL205MW RF ADJUSTMENTSignal generator : Connects to the MW Ant.Coil through the loop antenna.Adjust for the indication of VTVM of the wave form of scopeto be maximum.FM-RF ADJUSTMENTSignal generator:Connects to FM ANT.JACK(FM IN)through the dummy.NO StepFreq.Adjust forAdjustment1 612/610kHzMax sensitivity L202(L203),T201,T20221503/1510kHz Max sensitivity CT213 Repeat steps 1 and 2 several times.1 164kHzMax sensitivity L2032 272kHzMax sensitivity CT223 Repeat steps 1 and 2 several times.MW(AM)LWNOFrequencyAdjust forAdjustment 190.10(79.10)MHzMax sensitivityL2,L5,L6 2 Repeat step 1 several timesFM MONO DISTORTION ADJUSTMENTDC VOLTMETER Connect to TP12(-),TP13(+) through the chockcoil(100uH).Signal Generator Connect to FM ANT Jack(FM IN) through the dummy.Distortion Meter Connect to the output.FM/MW(AM) SIGNAL METER LEVEL ADJUSTMENTFM SIGNAL GENERATOR : Connect to FM ANT Jack(FMIN) through the dummyMW SIGNAL GENERATOR : Connect to MW ANT. Coilthriugh Loop antennaBandSignal GeneratorAdjust for AdjustmentFM100.10(83.10)MHzSigmal Level:5961dB VR12 66dB FM(ANT A) INMW999(1000)kHzSignal Level:7580dB VR22(AM) 100dB6. ADJUSTMENT PROCEDUREFMAMGNDGNDTP11DC EVMUNITMW-SGMW loop antenna60cmkHzOUTPUTterminalAC EVMOSCILLOSCOPEFM-SGUNITMHzOUTOUTPUTterminalFM ANT75ohmAC EVMOSCILLOSCOPEFM-SGMHzChoke coiloutputDC EVMUNITChassisTP12TP13DISTORTIONANALYSEROUT100 HFM-SGDummyUNITFM INOUTPUTSTEREOOSCILLOSCOPEVTVMVR32VR31OUTOUTSTEREOMODULATOREXTFM STEREO(WIDE/NARROW) SEPARATIONFM/MW(LW) AUTO STOP LEVEL ADJUSTMENTFM SIGNAL GENERATOR : Connect to FM ANT Jack(FMIN) through the dummyMW SIGNAL GENERATOR : Connect to MW ANT. Coilthriugh Loop antennaADJUSTMENT POINT23247. EXPLODED VIEW AND PARTS LISTPOS.NOVERS.COLORPART NO.(PCS)DESCRIPTIONPART NO.(MJI)1 9965 000 01446WINDOW FIP282W1580102/U1BnspPANEL FRONT (BLACK)282W2480102/N1B9965 000 01447PANEL FRONT (BLACK)282W2480202/F1NnspPANEL FRONT (GOLD)282W2481102/N1G9965 000 01448PANEL FRONT (GOLD)282W2481203BLK9965 000 01449PANEL SUB (BLACK)282W1050103GLD9965 000 01450PANEL SUB (GOLD)282W1051104BLK9965 000 01243KNOB POWER (BLACK)281W2700104GLD9965 000 01451KNOB POWER (GOLD)281W2701105 9965 000 01244INDICATOR285W3550106 9965 000 01452INDICATOR(LED)282W3550107BLK9965 000 01453KNOB BAND (BLACK)282W2700407GLD9965 000 01454KNOB BAND (GOLD)282W27014010 9965 000 01455KNOB TUNING282W27001011BLK9965 000 01456KNOB TIMER (BLACK)282W27003011GLD9965 000 01457KNOB TIMER (GOLD)282W27013012 9965 000 01458KNOB MODE282W27002013BLK9965 000 01459KNOB PRESET (BLACK)282W27005013GLD9965 000 01460KNOB PRESET (GOLD)282W27015015 4822 462 11013FOOT243W05701016 nspCHASSIS BOTTOM A1-97-0391nsp17 nspMOUNT PCB A4-92-1728nsp18N9965 000 01306MAINS CORD EUR*YC000360R18FnspMAINS CORD JPN*YC000370R18UnspMAINS CORD UL/CSA*YC000380R19/F1NnspPANEL REAR (GOLD)nsp19/U1BnspPANEL REAR (BLACK)nsp19/N1GnspPANEL REAR (GOLD)nsp19/N1BnspPANEL REAR (BLACK)nsp20BLKnspCABINET TOP (BLACK)nsp20GLDnspCABINET TOP (GOLD)nsp21 nspBUSHING MAINS CORDnsp22 9965 000 01461ORNAMENT282W05301023 4822 454 11825BADGE MARANTZ185J251012PACKINGS1 nspSCREWnspS2 nspSCREWnspS3 nspSCREWnspS4 nspSCREWnsp001TFnspUSER GUIDE (JPN)282W851110001TUnspUSER GUIDE (USA/CND)282W851250001TN9965 000 01462USER GUIDE (EUR)282W851310001ZU/FnspREMOTE CONTOL UNITRC6000STZK282W0010NOT STANDARD SPAREPARTS nspBOX OUT CARTON282W801010 nspPAD SNOW282W809010 U/NnspBATTERYnsp nspCORD PIN (REMOTE)nsp nspCORD PIN (STEREO)nsp U/FnspADAPTOR 300 OHMMATCHINGnsp NnspANT FM WIREnspU/FnspANT FM Tnsp nspLOOP ANT ASSY (LUG)nsp25ASSIGNMENT OF COMMON PARTS CODES.RESISTORSR1) GD05 x x x 140, Carbon film fixed 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 partsused 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 . 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 .1011000 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 . 2261100F .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) . 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).NOTENOTENOTE 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 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 Resistance 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. 272680k. 6841. 010100. 10110k. 1031M. 1056.8. 068390. 39122k. 2234.7M. 475ABBREVIATION AND MARKSANT.: ANTENNABATT.: BATTERYCAP.: CAPACITORCER.: CE