Marantz-SR4021-avr-sm 维修电路原理图.pdf

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1、SR4021Please use this service manual with referring to the user guide ( D.F.U. ) without fail.ServiceManualSR4021SR4021ReceiverSR4021 /N1B/N1S/U1BPart no. 90M13CW855010First Issue 2006.06MZTABLE OF CONTENTSSECTION PAGE 1. TECHNICAL SPECIFICATIONS . 1 2. SOFTWARE VERSION CHECK .2 3. ABOUT REPLACE THE

2、 MICROPROCESSOR WITH A NEW ONE . 2 4. WIRING DIAGRAM . 3 5. BLOCK DIAGRAM . 5 6. SCHEMATIC DIAGRAM . 7 7. PARTS LOCATION .11 8. MICROPROCESSOR AND IC DATA .21 9. EXPLODED VIEW AND PARTS LIST . 25 10. SERVICE PROCEDURE . 29 11. ELECTRICAL PARTS LIST . 30RECORDERRECORDERF/PF/PBANDBANDBALANCEBALANCESPE

3、AKERSSPEAKERS2 2SOURCESOURCEDIRECTDIRECTSPEAKERSSPEAKERSDISPLAY OFFDISPLAY OFF21BASS21BASSTREBLETREBLEVCRVCRT-MODET-MODECLEARCLEARAUTO TUNEAUTO TUNEMEMORYMEMORY1 1DVDDVDDSSDSS21AUXTUNERCDPHONO21AUXTUNERCDPHONODOWNDOWNVOLUMEVOLUMEMULTI JOGMULTI JOGUPUPRECEIVER SR4021RECEIVER SR4021SLEEPSLEEPDIMMERDIM

4、MERMUTEMUTESTANDBYSTANDBYPHONESPHONESPOWER ON/OFFPOWER ON/OFFRadioFans.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 conti

5、nue 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 or by Fax. In both cases, the correct part number has to be specifi ed. The followi

6、ng 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. Way of shipment 6. Signature : any order form or Fax. must be signed, otherwise su

7、ch 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 connector pins ( with unit NOT connected to AC mains and its Power switch ON ), and t

8、he 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 return to the user/customer. Ref. UL Standard No. 1492.In case of diffi culties, do n

9、ot hesitate to contact the Technical Department at above mentioned address. 060607MZUSAMARANTZ AMERICA, INC100 CORPORATE DRIVEMAHWAH, NEW JERSEY 07430USAEUROPE / TRADINGMARANTZ EUROPE B.V.P. O. BOX 8744, BUILDING SILVERPOINTBEEMDSTRAAT 11, 5653 MA EINDHOVENTHE NETHERLANDSPHONE : +31 - 40 - 2507844FA

10、X: +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 ELECTRONIC

12、S SDN. BHD.2ND FLOOR BANGUNAN INFINITE CENTRELOT 1, JALAN 13/6, 46200 PETALING JAYASELANGOR DARUL EHSAN, MALAYSIAPHONE : +60 - 3 - 7954 8088FAX: +60 - 3 - 7954 7088KOREAMARANTZ KOREA CO., LTD.ROOM 604, ELECTRO OFFICE, 16-58,HANGGANG-RO 3GA, YONGSAN-KU,SEOUL, 140-013, KOREAPHONE : +82 - 2 - 323 - 215

13、5FAX: +82 - 2 - 323 - 2154SINGAPOREWO KEE HONG DISTRIBUTION PTE LTDNo.1 JALAN KILANG TIMOR#08-03 PACIFIC TECH CENTRESINGAPORE 159303PHONE : +65 6376 0338FAX: +65 6376 0166CANADAMARANTZ CANADA INC.5-505 APPLE CREEK BLVD.MARKHAM, ONTARIO L3R 5B1CANADAPHONE : 905 - 415 - 9292FAX: 905 - 475 - 4159JAPAND

14、&M BUILDING, 2-1 NISSHIN-CHO,KAWASAKI-KU, KAWASAKI-SHI,KANAGAWA, 210-8569 JAPAND&M Holdings Inc.CHINAMARANTZ SHANGHAI TRADING LTD.ROOM.506 SHANGHAI LIGHT INDUSTRY MANSION1578 NANJING (WEST) ROAD SHANGHAICHINATEL: 021 - 6248 - 1064FAX: 021 - 6248 - 3565RadioFans.CN 收音机爱 好者资料库11. TECHNICAL SPECIFICATI

15、ONSFM TUNER SECTIONFrequency Range .87.5 - 108.0 MHzUsable Sensitivity .IHF 2.0 V/17.3 dBfSignal to Noise Ratio .Mono/Stereo 70/65 dBDistortion .Mono/Stereo 0.2/0.3 %Stereo Separation .1 kHz 40 dBAlternate Channel Selectivity . 300 kHz 50 dBImage Rejection .98 MHz 70 dBTuner Output Level .1 kHz, 40

16、kHz Dev 500 mVAM TUNER SECTIONFrequency Range .531 - 1602 kHz /N .520 - 1710 kHz /U Signal to Noise Ratio . 50 dBUsable Sensitivity . Loop 400 VDistortion . 400Hz, 30 % Mod. 1.0 %Selectivity . 9 kHz 40 dBAUDIO SECTIONRated Power (20 Hz - 20 kHz) 8 ohms .80 W / Ch 6 ohms .100 W / ChTHD(20 Hz - 20 kHz

17、) 8ohms .0.08 %Input Sensitivity/Impedance Linear .200 mV/ 47 kohmsSignal to Noise Ratio Linear . 95 dBDIMENSIONSGENERALPower Requirement .AC 230 V 50/60 Hz /N .AC 120 V 60 Hz /U Power Consumption .220 W /N .2.3 A /U Weight .11.7 kg (25.8 lbs)ACCESSORIESRemote Control Unit RC4021SR .1AAA-size batter

18、ies . 2FM Antenna .1AM Loop Antenna .1AC Power Cable .1RECORDERRECORDERF/PF/PBANDBANDBALANCEBALANCESPEAKERSSPEAKERS2 2SOURCESOURCEDIRECTDIRECTSPEAKERSSPEAKERSDISPLAY OFFDISPLAY OFF2121BASSBASSTREBLETREBLEVCRVCRT-MODET-MODECLEARCLEARAUTO TUNEAUTO TUNEMEMORYMEMORY1 1DVDDVDDSSDSS2121AUXAUXTUNERTUNERCDC

19、DPHONOPHONODOWNDOWNVOLUMEVOLUMEMULTI JOGMULTI JOGUPUPRECEIVER SR4021RECEIVER SR4021SLEEPSLEEPDIMMERDIMMERMUTEMUTESTANDBYSTANDBYPHONESPHONESPOWER ON/OFFPOWER ON/OFF5/8 ins.(16.3 mm)5-13/16 ins.(146 mm)17-5/16 ins.(440 mm)13/16 ins.(20 mm)1 inch(25 mm) 13-11/16 ins.(342.5 mm) 15-1/2 ins.(387.5 mm)6-1/

20、2 ins.(162.3 mm)22. SOFTWARE VERSION CHECKA version of microprocessor is confirmed by the following.1. Press the POWER ON/STANDBY button to turn on the unit.2. Press MUTE and the SOURCEDIRECT buttons more than 3 seconds, while pressing the SLEEP button.3. The front display shows “yymmdd-x” of softwa

21、re version for 4 seconds, while press those buttons.REMARK : yy is two digits of year. mm is month. dd is date. x is version of release date.INDICATION EXAMPLE : 060419-13. ABOUT REPLACE THE MICROPROCESSOR WITH A NEW ONEWhen replaced of the U-PRO (Microprocessor) or the Flash ROM, confirm contents o

22、f the following.PWB NamePos. No.DescriptionAfter replacedRemarkFRONTIC91 TMP87PM78FG, SR4021AOTPAfter replaced A : Mask ROM (With software). No need write-in of software to the microprocessor. B : Flash ROM (With software). Usually, no need write-in of software. But, when the software was updated, y

23、ou should be write-in of the new software to the microprocessor or flash ROM. Please check the software version. C : Empty Flash ROM (Without software). You should be write-in of the software to the microprocessor or flash ROM. Refer to Update procedure or writing procedure, when you should be write

24、-in the software.34BN35CUP11896Z-3VIDEO PWBMAIN PWBFRONT PWBPOWER-2 PWBPOWER-1 PWBJOG PWBSW PWBTACT PWBH/P PWBAC INLET4. WIRING DIAGRAM655. BLOCK DIAGRAM78TO POWER-1MAIN PWBRinLinBYPASS RBYPASS L6. SCHEMATIC DIAGRAM109VIDEO PWBPOWER-2 PWBJOG PWBSW PWBH/P PWBFRONT PWBPOWER-1 PWBTACT PWBFROM VIDEOTO M

25、AIN11127. PARTS LOCATIONLead-free SolderWhen soldering, use the Lead-free Solder (Sn-Ag-Cu).?1413Lead-free SolderWhen soldering, use the Lead-free Solder (Sn-Ag-Cu).? ?1516?Lead-free SolderWhen soldering, use the Lead-free Solder (Sn-Ag-Cu).1817Lead-free SolderWhen soldering, use the Lead-free Solde

26、r (Sn-Ag-Cu).?1920Lead-free SolderWhen soldering, use the Lead-free Solder (Sn-Ag-Cu).?2221IC91 : TMP87PM78FIC22: TC9163AFIC23: TC9164AF8. MICROPROCESSOR AND IC DATAPIN No. SYMBOL I/O DESCRIPTION 1,25 VDD -Power Supply Port(+5V) 3 POWER MUTE O Power Mute Control Port(L) 4 HP-IN I Headphone Detective

27、 Input Port(ActiveH) 6 JOG-DOWN I Balance, Tone Up/Down Control Port7 JOG-UP I 8 VOLUME-DOWN I Master Volume Up/Down Control Port(H)9 VOLUME-UP I 10 HP-H O Headphone Detective Output Port(ActiveH) 12 RDS-DATA I/O RDS IC DATA Port 13 RDS-CLK I/O RDS IC CLK Port 14 STEREO IN I Stereo Display Control P

28、ort(Active H) 15 TUNED IN I Tuned Display Control Port(Active H) 16 PROTECT IN I Protect Input Port 1721 KEY MATRIX I Key Control Input Port 22,23,27,30 VSS -GND 26 Back Up I Back Up Mode port 31 X IN I 8MHz Crystal Connection Port32 X OUT O 33 RESET I Reset Input Port(Active L) 34 REMOTE OUT O Remo

29、te Control Data Output Port 35,36 REMOTE IN I Remote Control Data Input Port 37 SP A O Speaker A Relay and LED Control Port(H) 38 SP B O SPeaker B Relay and LED Control Port(H) 39 DISPLAY OFF O Display Off LED Control Port(H) 40 PLL CE O PLL IC(LC72131,on the Tuner Module) Enable Control Port 41 PLL

30、 DATA IN I PLL IC(LC72131,on the Tuner Module) Data Input Port 42 PLL/FUNCTION DATA O PLL IC(LC72131,on the Tuner Module) and Function IC (TC9163/TC9164) Data/CLK Output Port43 PLL/FUNCTION CLK O 44 FUNCTION STB O Function IC(TC9163/TC9164) STB Output Port 46 E-VOLUME CLK O Electronic Vol.IC(M62446A

31、FP) Data/CLK/STB Port47 E-VOLUME DATA O 48 E-VOLUME STB O 50 VKK -FIP Power Supply Port(-27V) 5260 FIP GRID O FIP Grid Control Port 6182 FIP SEGMENT O FIP Segment Control Port 8388 OPTION I Option Control Port 91 KILL-IR O KILL IR Port (ActiveH) 92 KILL-FLA O KILL Flasher Port(ActiveH) 93 POWER ON O

32、 Power Relay On/Off Control Port(H) 95 VIDEO SW 1 O Video IC(NJM2595M) Control Port96 VIDEO SW 2 O 97 VIDEO SW 3 O 98 STBY LED O Standgy LED Control Port(H) LEVEL SHIFTER212341562783123415627831345678910142811121327262524232221201918171615LATCH CIRCUIT SHIFT REGISTER LEVEL SHIFTERLATCH CIRCUIT L-SR-

33、SVssGNDVDDL-SL-SL-SL-COML-SL-SL-COML-SL-SL-COMSTR-SR-SR-SR-COMR-SR-SR-COMR-SR-SR-COMDATACKP95 (S19)P94 (S18)P93 (S17)P92 (S16)P91 (S15)P90 (S14)P87 (S13)P86 (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) P

34、D2(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 (G6)P70 (G7)P57 (G8)P56 (G9)P55 (G10)P54 (G11)P53 (G12)P52 (G13)P51 (G14)P50 (G15)VDDVSSVASSVAREFVDDP20TEST(XTIN) P21(XTOUT) P22VSS80797877767574

35、737271706968676665646362616059585756555453525112345678910111213141516171819202122232425262728293081828384858687888990919293949596979899(S39) PF1100VKKP07P06P05P04P03P02P01P00P17P16P15 (TC 2)P14 (PPO)P13 (DVO)P12 (INT 2/TC 1)P11 (INT 1)P10 (INT 0)RESETXOUT50494847464544434241403938373635343332XIN31VD

36、DP9VFT drive circuit (automatic display)Key scancontrolProgram counterRegister banksStack PointerP S WInterrupt ControllerSystem ControllerStandby ControllerTiming GeneratorHighfrequ.Lowfrequ.ClockGeneratorTime BaseTimer16-bitTimer/CountersTC1TC2TC3TC4SIOHSO8-bitTimer/CountersSerialInterfacesP4P47to

37、P40P3P33toP30P1P17toP10P0P07toP00P67toP60VAREFVASSP6(AIN7)to(AIN0)P2P22toP20Inst.RegisterInst.DecoderWatchdogTimer8-bitA/DConverterFlagsALURBSProgram Memory(ROM)Data Memory(RAM)I/O PortsP97toP90P8P87toP80P7I/O PortsP77toP70P5P57toP50PIEPIE7toPIE0PIFPIF1toPIF0PIDPID7toPID8Power SupplyVFT PowerSupplyR

38、eset I/OTest PinResonatorconnectingPinsVSSVKKRESETTESTXINXOUTOUTPUT PortsI/O PortsLEVEL SHIFTER212314562783123145627831345678910142811121327262524232221201918171615LATCH CIRCUIT SHIFT REGISTER LEVEL SHIFTERLATCH CIRCUIT L-SR-SVssGNDVDDL-S L-S L-COML-SL-SL-SL-COML-SL-SL-COMSTR-SR-SR-COMR-SR-SR-SR-COM

39、R-SR-SR-COMDATACK2324IC71 : NJM2595MIC93 : L72723MIC24 : M62446AFP Control Signal vs. Output Signal (L=VCL,H=VCH, X=L or H)SW1 SW2 SW3 SW4 SW5 Vout1 Vout2 Vout3 H H Vin1 MUTE Vin1 L H Vin1 MUTE MUTE LHX X L MUTE MUTE Vin1 H Vin2 Vin2 MUTE H L X L L MUTE Vin2 MUTE H Vin3 Vin3 Vin3 H H X L L MUTE Vin3

40、 Vin3 H H Vin4 Vin4 Vin4 H L MUTE Vin4 Vin4 L H Vin4 Vin4 MUTE HLL H L MUTE Vin4 MUTE H H Vin5 Vin5 Vin5 H L MUTE Vin5 Vin5 L H Vin5 Vin5 MUTE HLH H L MUTE Vin5 MUTE L L X X L MUTE MUTE MUTE 13 975320k 20k 20k 20k 1610 14 2 115 11 812646dB Amp 75Driver S3 S2S4S120k 20k 20k S5S6S7 Vin1Vin2Vin3Vin4Vin

41、5SW3SW4SW5SW1SW2V+GND V-Vout3Vout2Vout1 6dB Amp 6dB Amp 75Driver 75Driver Pin No.PinFunctionI/OPin circuit typeReference voltage output (Vdda/2)Output1VREFBase band (multiplex) signal inputInput2MPXINSubcarrier output (filter output)Output5FLOUTSubcarrier input (comparator input)Input6CINAnalog syst

42、em power supply (+5 V)3VddaAnalog system ground4VssaCrystal element output (4.332 MHz)Output8XOUTRDS data outputOutput14RDDARDS clock output (master mode)RDS clock input (slave mode)I/O15RDCLRDS ID/ready output (Active low)Output16RDS-ID/READYDigital system power supply (+5 V)11VdddDigital system gr

43、ound10VssdTest input7TESTCrystal element input (or external reference signal input)Input9XINReadout mode setting (0: master, 1: slave)12MODERDS ID and RAM reset (Active high logic)13RST123456789101112131415161718192021OUT4volumeMCU I/FOUTPUTPORTOUT3OUT2OUT1AVDDSWinGNDSSRinSLinGNDCCinGNDRRinGNDLLinBY

44、PASSRBYPASSLLTRELBASS3LBASS2LBASS1C inCoutSWoutSLoutSRoutLoutLATCH DATA CLK-cominterfaceRoutSW inSL inSR inBYPASS1BYPASS2L inR inDVDDCLKDATALATCHDGNDAGNDSWoutSRoutSLoutCoutRoutLoutAVssCL1CL2CR1CR2RTRERBASS3RBASS2RBASS1343536373839404142333231302928272625242322volumevolumevolumetonetonevolumevolumevo

45、lumevolumetoneIC24 : M62446AFPPIN FUNCTIONSPIN No.SYMBOLI/ODESCRIPTIONIC24 : M62446AFPPIN FUNCTIONSPIN No.SYMBOLI/ODESCRIPTION1OUT4O2OUT3OPort Output3OUT2O4OUT1O5AVDD - Analog Positive Power Suppoy Port(+6.8V)7GNDS - 10GNDC - Connect to analog GND12GNDR - 14GNDL - 6SW INI8SR INIVolume Input Port9SL

46、INI11C INI36SW OUTO35SR OUTOVolume Output Port34SL OUTO33C OUTO13R INITone Input Port15L INI16BYPASS RIL,R Volume Input Port(in Bypass Mode)17BYPASS LI31L OUTOL Output Port32R OUTOR Output Port18LTRE - Tone Treble Cycle Control Port25RTRE - 19LBASS3 - 24RBASS3 - 20LBASS2 - Tone Bass Cycle Control Po

47、rt23RBASS2 - 21LBASS1 - 26RBASS1 - 22CR2OTone Output Port28CL2O27CR1IL,R Volume Input Port29CL1I31LOUTOL Output Port32ROUTOR Output Port30AVSS - Analog Negative Power Suppoy Port(-6.8V)37AGND - Analog GND38DGND - Digital GND39LATCHILatch Input Port40DATAIData Input Port41CLKIClock Input Port42DVDD -

48、 Digital Power Supply Port(+5V)26259. EXPLODED VIEW AND PARTS LIST(BK91 / BK92)2519S9S7S8S7S8S6S9171820152331x4x5S4x2x2x20 x2S59N VersionU Version712356169810111214S4S6S4S2S5S1S3S1U VersionN VersionN VersionU VersionU Version21x2243028132229(BK71)4x4x3x18S11x3x4x7x2x2x2S10 x2x2S5S9S9S12x8S6x3S6S6x3x

49、3S133234S235x2S5x2S5VIDEO PWBMAIN PWBFRONT PWBPOWER-2 PWBPOWER-1 PWBJOG PWBSW PWBTACT PWBTUNER MODULEF701RC33H / P PWBNOTE : nsp PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.P.C.B.NAMEPOS. NO.VERS.COLORPART NO.(FOR EUR)PART NO.(MZ)PART NAMEDESCRIPTION1 /N1B00M27AW15401000M2

50、7AW154010 KNOBMASTER KNOB (BLACK)HGK1A089YA1 /N1S00M27AW15403000M27AW154030 KNOBMASTER KNOB (SILVER)HGK1A089XA1 /U1Bnsp00M27AW154010 KNOBMASTER KNOB (BLACK)HGK1A089YA2 /N1B00M13CW24801000M13CW248010 PANELFRONT AL PANEL SR4021N BLCKM3A134RC232 /N1S00M13CW24821000M13CW248210 PANELFRONT AL PANEL SR4021