Marantz-ST6000-tun-sm 电路图 维修手册.pdf

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1、Service Manual Please use this service manual with referring to the user guide (D.F.U) without fail. 282W855010 AO 3120 785 22160 First Issue:1999.09 ST6000/N1B, /N1G /U1B, /F1N Tuner - ST6000 - TABLE OF CONTENTS 1.TECHNICAL SPECIFICATIONS .1 2.WIRING DIAGRAM.2 3.BLOCK DIAGRAM .3 4.SCHEMATIC DIAGRAM

2、 AND PARTS LOCATION .7 5.MICROPROCESSOR AND IC DATA .19 6.ADJUSTMENT PROCEDURE .21 7.EXPLODED VIEW AND PARTS LIST.23 8.ELECTRICAL PARTS LIST.26 ST6000ST6000 R RadioFans.CN 收音机爱 好者资料库 MARANTZ DESIGN AND SERVICE Using superior design and selected high grade components, MARANTZ company has created the

3、ultimate in stereo sound. Only original MARANTZ parts can insure that your MARANTZ product will continue to perform to the specifications 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 ordere

4、d 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 address 2. Complete part numbers and quantities required 3. Description of parts 4. Model number for which par

5、t is required 5. 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 p

6、rimary AC cord connector 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 verified

7、 before it is return to the user/customer. Ref. UL Standard No. 1492. In case of difficulties, do not hesitate to contact the Technical Department at above mentioned address. 990729A.O USAUSA MARANTZ AMERICA, INCMARANTZ AMERICA, INC. 440 MEDINAH ROAD ROSELLE, ILLINOIS 60172 USA PHONE : 630 - 307 - 3

8、100 FAX : 630 - 307 - 2687 BRAZILBRAZIL MARANTZ BRAZILMARANTZ BRAZIL CAIXA POSTAL 21462 CEP 04698-970 SAO PAULO, SP, BRAZIL PHONE : 0800 - 123123(Discagem Direta Gratuita) FAX : +55 11 534. 8988 JAPANJAPAN Technical MARANTZ JAPAN, INC.MARANTZ JAPAN, INC. 35- 1, 7- CHOME, SAGAMIONO SAGAMIHARA - SHI,

9、KANAGAWA JAPAN 228-8505 PHONE : +81 42 748 1013 FAX : +81 42 748 9190 EUROPE / TRADING EUROPE / TRADING MARANTZ EUROPE B.V.MARANTZ EUROPE B.V. P.O.BOX 80002, BUILDING SFF2 5600 JB EINDHOVEN THE NETHERLANDS PHONE : +31 - 40 - 2732241 FAX : +31 - 40 - 2735578 CANADACANADA LENBROOK INDUSTRIES LIMITEDLE

10、NBROOK INDUSTRIES LIMITED 633 GRANITE COURT, PICKERING, ONTARIO L1W 3K1 CANADA PHONE : 905 - 831 - 6333 FAX : 905 - 831 - 6936 AUSTRALIAAUSTRALIA JAMO AUSTRALIA PTY LTDJAMO AUSTRALIA PTY LTD 1 EXPO COURT, P.O. BOX 350 MT. WAVERLEY VIC 3149 AUSTRALIA PHONE : +61 - 3 - 9543 - 1522 FAX : +61 - 3 - 9543

11、 - 3677 THAILANDTHAILAND MRZ STANDARD CO.,LTDMRZ STANDARD CO.,LTD 746 - 754 MAHACHAI ROAD., WANGBURAPAPIROM, PHRANAKORN, BANGKOK, 10200 THAILAND PHONE : +66 - 2 - 222 9181 FAX : +66 - 2 - 224 6795 TAIWANTAIWAN PAI- YUING CO., LTD.PAI- YUING CO., LTD. 6 TH FL NO, 148 SUNG KIANG ROAD, TAIPEI, 10429, T

12、AIWAN R.O.C. PHONE : +886 - 2 - 25221304 FAX : +886 - 2 - 25630415 MALAYSIAMALAYSIA WO KEE HONG ELECTRONICS SDN. BHD.WO KEE HONG ELECTRONICS SDN. BHD. NO. 102 JALAN SS 21/35, DAMANSARA UTAMA, 47400 PETALING JAYA SELANGOR DARUL EHSAN, MALAYSIA PHONE : +60 3 - 7184666 FAX : +60 3 - 7173828 AMERICASAME

13、RICAS SUPERSCOPE TECHNOLOGIES, INC.SUPERSCOPE TECHNOLOGIES, INC. MARANTZ PROFESSIONAL PRODUCTS 2640 WHITE OAK CIRCLE, SUITE A AURORA, ILLINOIS 60504 USA PHONE : 630 - 820 - 4800 FAX : 630 - 820 - 8103 KOREAKOREA MK ENTERPRISES LTD.MK ENTERPRISES LTD. ROOM 604/605, ELECTRO-OFFICETEL, 16-58, 3GA, HANG

14、ANG-RO, YONGSAN-KU, SEOUL KOREA PHONE : +822 - 3232 - 155 FAX : +822 - 3232 - 154 SINGAPORESINGAPORE WO KEE HONG (S) PTE LTDWO KEE HONG (S) PTE LTD WO KEE HONG CENTRE NO.23, LORONG 8, TOA PAYOH SINGAPORE 319257 PHONE : +65 2544555 FAX : +65 2502213 RadioFans.CN 收音机爱 好者资料库 12 FM Section Frequency Ran

15、ge . 87.50MHz-108.00MHz(50kHz steps) 87.50MHz-108.00MHz(50kHz steps) 76.00MHz-90.00MHz(50kHz steps) Usable Sensitivity (IHF). Mono : 10dBf Frequency Response .20Hz15kHz +0.5 -3.0dB T.H.D (at 65dBf, 1KHz) . Mono : 0.1% Stereo : 0.2% Signal-to-Noise Ratio (at 65dBf, 1kHz) . Mono : 70dB Stereo : 65dB A

16、M Suppression Ratio . 60dB Stereo Separation (1kHz) . 40dB General Power Requirements .AC 230V ,50Hz ( /N1 ) AC 120V ,60Hz ( /U1 ) AC 100V ,50Hz/60Hz ( /F1 ) Power Consumption. 8W Dimensions (WxHxD). 440 x96x311mm Weight (net). 3.8Kg MW Section Frequency Range . 522kHz-1622kHz (9kHz step) 520kHz-171

17、0kHz (10kHz step) Usable Sensitivity (S/N 20dB) . 55dBm Image Response Ratio . 35dB T.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) . 60dBm T.H.D (400Hz) . 1.0% Signal-to-Noise Ratio . 40dB

18、(at 85dB/m) Standard Accessories Audio signal connection cord . 1 Remote control connection cord . 1 FM Antenna. 1 AM Loop Antenna . 1 User Guide . 1 Remocon Unit ( /U1 , /F1 ) (RC6000ST) . 1 75-300ohm adaptor ( /U1 , /F1 ) . 1 1. TECHNICAL SPECIFICATION2.WIRING DIAGRAM RadioFans.CN 收音机爱 好者资料库 34 3.

19、 BLOCK DIAGRAM (/N1B,/N1G) VERSION 56 (/U1B,/F1N) VERSION 78 4. SCHEMATIC DIAGRAM AND PARTS LOCATION (/N1B,/N1G) VERSION 910 (/U1B) VERSION 1112 (/F1N) VERSION IC32 : MC4558S IC21 : LA1135 IC12 : LA1235 1314 Q502 IC71 IC72 Q701 Q702 Q501 Q306 IC81 IC33 IC31 Q302 Q303 IC32 Q301 Q213 Q212 Q205 Q206 Q2

20、11 Q204Q203 Q210IC22 IC21 IC12 Q201 Q202 Q208Q207 Q209 Q602 Q601 IC11 Q107 Q106 Q102 Q105 Q103 Q101 Q104 IC61 Q113 Q112 Q111 1516 1718 IC31 : LA3401 IC80 : TDA7330BDIC22 : MC13022DW Q901 Q903 Q905 Q906 Q913 Q902 IC92Q911 Q914 Q912IC91 PIN NO.IN/OUTMARKDESCRIPTION OF TERMINAL 1INPUTVDD(+4.8V)Power su

21、pply terminal 23-Not used in this unit. 48OUTPUTD3D7Output terminal for key 9-Not used in this unit. 1013INPUTI1I4Input terminal for key 14INPUTSM INSignal Meter level IN 15INPUTTUNEDTUNED indicator drive 16INPUTST INStereo indicator drive 1720INPUTAREA OPTION Option terminal for area /N1/U1/F1 17pi

22、nLHL 18pinLLL 19pinHLL 20pinLLL 21-Not used in this unit. 2223-GNDGround terminal 24INPUTVREFReferance power input terminal 25INPUTVDDPower supply terminal 26INPUTBACK-UP(CE)Power supply detection 27-GNDGround terminal 28INPUTINConnecting terminal for crystal oscillator. 29OUTPUTOUTThe crystal conne

23、cted is 32.768KHz. 30-GNDGround terminal 31INPUTXINConnecting terminal for crystal oscillator. 32OUTPUTXOUTThe crystal connected is 8.00MHz. 33INPUTRESETSystem reset terminal 3435INPUTRMC INRemote control input terminal 36INPUTRDS CLOCKClock input terminal for RDS 37INPUTRDS DATAData input terminal

24、for RDS 38OUTPUTRMC OUTRemote control output terminal 3943-Not used in this unit. 44OUTPUTMUTEMute Control Output 45OUTPUTPOWERPower on/off signal 46OUTPUTPDAOData output terminal for PLL IC(LC72131) 47OUTPUTPCEChip enable terminal for PLL IC(LC72131) 48INPUTPDAIData input terminal for PLL IC(LC7213

25、1) 49INPUTPCLClock input terminal for PLL IC(LC72131) 50INPUTVfipFIP drive voltage input 5173OUTPUTP01P23FIP Anode driver outputs. 74-Not used in this unit. 7587OUTPUTG01G13FIP Gride driver outputs. 8890-Not used in this unit. 91OUTPUTPOWER LEDStand-by LED ON/OFF 92OUTPUTANT AANT A LED ON/OFF 93OUTP

26、UTANT BANT B LED ON/OFF 94OUTPUTNARROWNARROW LED ON/OFF 95OUTPUTWIDEWIDE LED ON/OFF 96-Not used in this unit. 97100-GNDGround terminal 19 5. MICROPROCESSOR AND IC DATA IC91 : TMP87PM78F 1. Pin Configuration 2. Block Diagram 20 3. Pin Functions BandStepSignal GeneratorAdjust for Adjustment FM1100.10(

27、83.10)MHz 35dB TUNED ONVR11 2100.10(83.10)MHz 35dB TUNED OFFVR11 MW/LW1999(1000)kHz 80dBTUNED ONVR21 (AM)2999(1000)kHz 80dBTUNED OFFVR21 Pilot Signal Adjust forAdjustment ONDifferent of R and L VR31 (WIDE) must be maximumVR32 (NARROW) NOFrequencyAdjust forAdjustment 1100.10(83.10)MHzDC Voltmeter 0VT

28、101 2100.10(83.10)MHzmin T.H.DT102 3 Repeat steps 1 and 2 several times ModulationModulation Frequency MW(AM)/LW 30%400Hz FM 40kHz(EUR)400Hz 75kHz(USA,JPN) ALIGNMENT INSTRUCTIONS EQUIPMENT NEEDED AM Signal GeneratorDummy antenna(FM Adjustment) FM Signal Generator Stereo signal modulator Oscilloscope

29、 Distortion analyzer VTVM(AC,DC) Test loop antenna(MW Adjustnent) IMPORTANT 1.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

30、 VOLTMETER CONNECT TO TEST POINT TP11 and GND (MW/LW) DC VOLTMETER CONNECT TO TEST POINT TP11 and GND 2122 NOBandFrequencyAdjust forAdjustment 1FM87.50(76.00)MHz1.6V L7 2MW 522/520kHz 1VL204 3LW 146kHz1.3VL205 MW RF ADJUSTMENT Signal generator : Connects to the MW Ant. Coil through the loop antenna.

31、 Adjust for the indication of VTVM of the wave form of scope to be maximum. FM-RF ADJUSTMENT Signal generator:Connects to FM ANT.JACK(FM IN) through the dummy. NO StepFreq.Adjust forAdjustment 1 612/610kHzMax sensitivity L202(L203),T201,T202 21503/1510kHz Max sensitivity CT21 3 Repeat steps 1 and 2

32、several times. 1 164kHzMax sensitivity L203 2 272kHzMax sensitivity CT22 3 Repeat steps 1 and 2 several times. MW (AM) LW NOFrequencyAdjust forAdjustment 190.10(79.10)MHzMax sensitivityL2,L5,L6 2 Repeat step 1 several times FM MONO DISTORTION ADJUSTMENT DC VOLTMETER Connect to TP12(-),TP13(+) throug

33、h the chock coil(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 ADJUSTMENT FM SIGNAL GENERATOR : Connect to FM ANT Jack(FM IN) through the dummy MW SIGNAL GENERATOR : Connect to MW ANT. Coil thriugh Loop

34、antenna BandSignal GeneratorAdjust for Adjustment FM100.10(83.10)MHzSigmal Level:5961dB VR12 66dB FM(ANT A) IN MW999(1000)kHzSignal Level:7580dB VR22 (AM) 100dB 6. ADJUSTMENT PROCEDURE FM AM GNDGND TP11 DC EVM UNIT MW-SG MW loop antenna 60cm kHz OUTPUT terminal AC EVMOSCILLOSCOPE FM-SG UNIT MHz OUT

35、OUTPUT terminal FM ANT 75ohm AC EVMOSCILLOSCOPE FM-SG MHz Choke coil output DC EVM UNIT Chassis TP12 TP13 DISTORTION ANALYSER OUT 100 H FM-SGDummyUNIT FM INOUTPUT STEREO OSCILLOSCOPE VTVM VR32VR31 OUT OUT STEREO MODULATOR EXT FM STEREO(WIDE/NARROW) SEPARATION FM/MW(LW) AUTO STOP LEVEL ADJUSTMENT FM

36、SIGNAL GENERATOR : Connect to FM ANT Jack(FM IN) through the dummy MW SIGNAL GENERATOR : Connect to MW ANT. Coil thriugh Loop antenna ADJUSTMENT POINT 2324 7. EXPLODED VIEW AND PARTS LIST POS. NO VERS. COLOR PART NO. (PCS) DESCRIPTION PART NO. (MJI) 1 9965 000 01446WINDOW FIP282W158010 2/U1BnspPANEL

37、 FRONT (BLACK)282W248010 2/N1B9965 000 01447PANEL FRONT (BLACK)282W248020 2/F1NnspPANEL FRONT (GOLD)282W248110 2/N1G9965 000 01448PANEL FRONT (GOLD)282W248120 3BLK9965 000 01449PANEL SUB (BLACK)282W105010 3GLD9965 000 01450PANEL SUB (GOLD)282W105110 4BLK9965 000 01243KNOB POWER (BLACK)281W270010 4GL

38、D9965 000 01451KNOB POWER (GOLD)281W270110 5 9965 000 01244INDICATOR285W355010 6 9965 000 01452INDICATOR(LED)282W355010 7BLK9965 000 01453KNOB BAND (BLACK)282W270040 7GLD9965 000 01454KNOB BAND (GOLD)282W270140 10 9965 000 01455KNOB TUNING282W270010 11BLK9965 000 01456KNOB TIMER (BLACK)282W270030 11

39、GLD9965 000 01457KNOB TIMER (GOLD)282W270130 12 9965 000 01458KNOB MODE282W270020 13BLK9965 000 01459KNOB PRESET (BLACK)282W270050 13GLD9965 000 01460KNOB PRESET (GOLD)282W270150 15 4822 462 11013FOOT243W057010 16 nspCHASSIS BOTTOM A1-97-0391nsp 17 nspMOUNT PCB A4-92-1728nsp 18N9965 000 01306MAINS C

40、ORD EUR*YC000360R 18FnspMAINS CORD JPN*YC000370R 18UnspMAINS CORD UL/CSA*YC000380R 19/F1NnspPANEL REAR (GOLD)nsp 19/U1BnspPANEL REAR (BLACK)nsp 19/N1GnspPANEL REAR (GOLD)nsp 19/N1BnspPANEL REAR (BLACK)nsp 20BLKnspCABINET TOP (BLACK)nsp 20GLDnspCABINET TOP (GOLD)nsp 21 nspBUSHING MAINS CORDnsp 22 996

41、5 000 01461ORNAMENT282W053010 23 4822 454 11825BADGE MARANTZ185J251012 PACKING S1 nspSCREWnsp S2 nspSCREWnsp S3 nspSCREWnsp S4 nspSCREWnsp 001TFnspUSER GUIDE (JPN)282W851110 001TUnspUSER GUIDE (USA/CND)282W851250 001TN9965 000 01462USER GUIDE (EUR)282W851310 001ZU/FnspREMOTE CONTOL UNIT RC6000ST ZK2

42、82W0010 NOT STANDARD SPARE PARTS nspBOX OUT CARTON282W801010 nspPAD SNOW282W809010 U/NnspBATTERYnsp nspCORD PIN (REMOTE)nsp nspCORD PIN (STEREO)nsp U/FnspADAPTOR 300 OHM MATCHING nsp NnspANT FM WIREnsp U/FnspANT FM Tnsp nspLOOP ANT ASSY (LUG)nsp 25 ASSIGNMENT OF COMMON PARTS CODES. RESISTORS R1) GD0

43、5 x x x 140, Carbon film fixed resistor, 5% 1/4W R2) GD05 x x x 160, Carbon film fixed resistor, 5% 1/6W 1 Resistance value Examples 1 Resistance value 0.1. 00110.1001k.102100k. 104 0.5. 00518.1802.7k.272680k. 684 1. 010100.10110k.1031M. 105 6.8. 068 390.39122k.2234.7M. 475 Note : Please distinguish 1/4W from 1/6W by the shape of parts used actually. CAPACITORS C : CERAMIC CAP. 3) DD1 x x x x 370, Ceramic capacitor Disc type Temp.coeff. P350N1000, 50V