Sony-HCDRXD7AV-cs-sm 维修电路原理图.pdf

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1、HCD-RXD7AVUS ModelCanadian ModelSERVICE MANUALMINI Hi-Fi COMPONENT SYSTEMManufactured under license from Dolby LaboratoriesLicensing Corporation.“DOLBY” and the double-D symbol a are trademarksof Dolby Laboratories Licensing Corporation.Model Name Using Similar Mechanism HCD-RXD3CD CD Mechanism Type

2、 CX3Section Base Unit Name KSM-213ECMOptical Pick-up Name KSS-213ECM/C2NPTape deck Model Name Using Similar Mechanism HCD-RXD6Section Tape Transport Mechanism Type CWL-44-RRU.S and foreign patents licensed from DolbyLaboratories Licensing Corporation.SPECIFICATIONSHCD-RXD7AV is the Amplifier, CDplay

3、er, Tape Deck and Tuner section inMHC-RXD7AV.Ver 1.1 2002. 03Sony CorporationHome Audio CompanyPublished by Sony Engineering Corporation9-928-974-122002C1600-1 2002.03AUDIO POWER SPECIFICATIONS:US modelPOWER OUTPUT AND TOTALHARMONIC DISTORTION :with 6 loads, both channels driven, from 70 - 20,000Hz;

4、 rates 60 W per channel minimum RMS power,with no more than 0.9% total harmonic distortion from250 mW to rated output.Amplifier sectionFront Speaker :Continuous RMS power output (reference)70 + 70 W(6 at 1 kHz, 10% THD)Total harmonic distortion less than 0.07%(6 at 1 kHz, 35 W)Center Surround Speake

5、r :Continuous RMS power output (reference)30 W(6 at 1 kHz, 1% THD)Rear Surround Speaker :Continuous RMS power output (reference)30 + 30 W(6 at 1 kHz, 1% THD)InputsMD/VIDEO IN :voltage 450/250 mV,(phono jacks)inpedance 47 kDVD INPUTFRONT IN :voltage 450 mV,(phono jacks)inpedance 47 kCENTER IN :voltag

6、e 450 mV,(phono jacks)inpedance 47 kREAR IN :voltage 450 mV,(phono jacks)inpedance 47 kWOOFER IN :voltage 450 mV,(phono jacks)inpedance 47 kOutputsMD/VIDEO OUT :voltage 250 mV(phono jacks)impedance 1 kPHONES :accepts headphones of(stereo phone jack)8 or moreFRONT SPEAKER : accepts impedance of6 to 1

7、6 or moreCENTER SPEAKER:accepts impedance of6 to 16 or moreSUPER WOOFER : Voltage 1 V, impedance1 kCD player sectionSystemCompact disc and digital audiosystemLaserSemiconductor laser (=780nm)Emission duration: continuousLaser outputMax. 44.6 W*This output is the valuemeasured at a distance of 200mm

8、from the objective lenssurface on the Optical Pick-upBlock with 7 mm aperture.Frequency response20 Hz - 20 kHz (0.5 dB)Wavelength780 -790 nmSignal-to-noise ratioMore than 90 dBDynamic rangeMore than 90 dBCD DIGITAL OUT(Square optical connector jack, rear panel)Wavelength600 nmOutput Level18 dBm Cont

9、inued on next pageRadioFans.CN 收音机爱 好者资料库HCD-RXD7AV19197-1. BLOCK DIAGRAMSTUNER/CD SECTIONCE16106453221PLLIC103FMXOXICLKDIDOCECLKDIDOOPTICAL PICK-UPBLOCKAPCQ70141+5VVCLDGNDACBEFFOCUSCOILF+FT+TTRACKINGCOIL363742393851APCFOCUS PHASECOMPENSATIONDECODERSERIAL/PARALLELCONVERTERFEAMPRFAMPIILTTLTTLIILCOMAN

10、DVCTRACKING PHASECOMPENSATIONLDPDEFPD1PD262524212023223327SENS1RFOFOKC OUTDATAXLTCLKXRST13FEOTAOIC703T.T/TRAY MOTORDRIVERCD RF/SERVOPROSSESORIC701 (1/2)25T IN134VRPDPD181719206F IN22SL IN13T.T F INF+FT+TSL+SLSP+SPMMMOTORM102SLEDMOTORM101SPINDOLEFMDEMO.XRSTCLVSERVODIGITALCLVD/AI/FSUB CODEPROSSESORCPU

11、 I/F794566257MDPSENSSCORSQSOSQCKCLOKDATACLKXLTDATSECINFOKRFSERIALI/FPWM677071NLXTA1XTA0X701SYS MR-CHCD DIGITALSIGNAL PROCESSORIC70216:FM:CD SIGNAL PATH1478421610DETECTOR16OSCFMJK10138RFMIX145FM FRONT ENDFE101RF IFAMPQ101CF10110.7MHzCF10210.7MHzL107MW OSCL104AM ANTAM RFAMPMPX16FM IF1OSC23AFC22AM RF21

12、FMIFFM OUT19FMDETAM/FMIF BUFFAMOSCAMMIXAMDETSMET20CF103450kHzMUTEAGCAMIFDECODER13L14R42T102AM IFT8FM DETCF10410.7MHzR CHFM/AM MPXIC102FMTUNEDLEVELPD118X2017.2MHzFM B+7TUB+12VQ103ST MONO1215AMOSC/FMSD24B+11SD IN9ST/MONOTU LED612IF INSD SPEED7ST IND10AM/FMMUTEQ109TU LST INDTU MUTEDOAMAINSECTION(Page 2

13、0)D5LDPDF/T COILSL/SP MOTOR14153031T.T+T.TTR+TRMMMOTORT/TMOTORTRAY21SP IN29TR F IN12T.T R IN28TR T IN27MUTE INIC705IC701 (2/2)67REGQ7039REG I10REG B11REG OUT7VCC8VCC+5VB+XRST6CONTROL11CONTROL5SWITCHQ7021312TR+TR714T.T+T.T4MUTE3CLOK1STBIC704MOTOR DRIVEREG CONTROLT.T/TRAY35181110121314792115SPOASTOPSW

14、ITCHS058XLATCLOCKGEN.PWM74NRMUTEQ705,707CD LSCORSENS1SQSOXLATSQCKDATACESTBCLKDICMAINSECTION(Page 20):AM RCH is omittedSFR101SENS2LOCKVT2DATA26SENS219LOCK16.9344MHz2L MUTE53D OUTDIGITALOUTPH701BMAINSECTION(Page 20)CLKDATA INQ104D1058AM/FMPH DET11AMTC101TUB+TUB+SECTION 7DIAGRAMSRadioFans.CN 收音机爱 好者资料库

15、HCD-RXD7AV2020MAIN SECTIONHP901PBHEADDECK AHRP901REC/PBHEADDECK BR CHR CHR CHPLAY/RECCONTROLQ203, 205PLAY/RECCONTROLDRIVEQ207PLAY/RECCONTROLD201L201BIAS OSCBIASOSCQ251HE901ERASEHEADR CH1293REC OUTPB OUTA/B5191110REC/PB EQ AMPIC201TAPE A/BQ213MUTEAMSQ210,211D418D419D202: FM: CD Signal Path RCH is omi

16、ttedCCDSECTION(Page 19)TU LST INDTU MUTEDOQ513Q4114PROTECTDET16IC503RL401SPEAKERJK401SCORSENS1SQSOXLATSQCKCLKDICLKCESTB11STB21CE25SCLK27SDATA OUT24DATA22SQCK20XLAT23SQSO42SENS14SCOR26SDATA INMUTESWITCHQ603,60462TU MUTE28FM ST IND15CLOCK63SYSTEM MUTE64POWER SW19LATCHXTAL40XTAL39VR UP52X60110MHzVR DOW

17、N53VR601VOLUMEPIC UP46PIC DOWN47TRAY OPEN50TRAY CLOSE51TURN TABLE49DISC COUNT48ABS02TRAYOPEN/CLOSES03DISCCOUNTERS04TURNTABLEOPERATIONS01CD DECKUP/DOWNKEYMATRIXP1P24KI0KI2FLD601FLD DISPLAYSYSTEM CONTROLLER/FLD DRIVERIC601+5.6VREGQ401SITCHINGQ103TU +5V+12V+7.5VREGQ502CD +7.5V+12VREGQ501RECTD501-504AC

18、OFFDETQ509Q510RECTD403-VCC1+VCC1-27VREGQ406-27VACINT001AC4.8VAC4.8V16ATUNERSECTION(Page 19): PB (DECK A): PB (DECK B): REC (DECK B)Q207Q201CECLKDI12LOCKMUTEQ208,209BIASSWITCHQ252,2536TAPE (L)13TUNER (L)12CD (L)11BCDSECTION(Page 19)CD LLINE AMPIC3016L OUTBUS REGISTERIC602REC MUTE13A/B11BIAS12REC14DI2

19、CLK3STB1DICLKSCL304PLAY5SOL A6SOL B SOL ADRIVEQ610,613M+12VSWITCHQ608,611+12VSOL BDRIVEQ609,612SHIFT REGISTERIC603CK2S/L1QH9CLK3B REC FWD5PHOTO A11A MODE SW13A HALF6PHOTO B12B MODE SW14B HALFMECHA BLOCKSFR501MOTOR H/LD515RECTD402-VCC2+VCC2+5.6V658829 31G1G13QS10DATA INDATASENS2LOCK13CLOK43SENS237AMS

20、10S/L9DATA INLRMD/VIDEOR CHMD (L)14: MD15MUX OUT/LAMPQ303DETIC3044B REC REVQ407Q301MUTEQ419MUTELRMD/VIDEOR CHCON B+CD +5VD602D601RESETSWITCHPOWERDOWN DETQ601Q6022RM601REMOTECONTROLRECEIVERRESET38POWER DOWN6REMOTE8VCC21.10090.57DOLBY ON/OFF59DOLBY NR32VACS36SPEANA 4SPEANA35SPEANA 334SPEANA 233SPEANA

21、1LED DRIVEIC7014DICLKLED706-713IC70234LEDDRIVEQ703-708LED714-718LED701-703212LEDDRIVEQ701,702LED704111413510.1615115918LATCHC MUTR MUT17DATASDA116IN LLTINVRSWIN74LOUT1DATA22REQ24SCK23DATASCKDOLBY PROLOGICSURROUND DECODERIC302CVOLOUT9SVOLOUT17SWVOLOUTIC304IC303Q312Q520MUTEQ313Q522MUTEQ308Q31061MD MUT

22、E58DOLBY HI16CE602CH OUTMUTEDBFBDBFBIC306IC305OVER LOADDETECTOROVER LOADDETECTORQ581OVER LOADDET SWITCHQ505Q503OVER LOADDETECTORQ511POWERAMPIC502OVER LOADDET SWITCHQ515OVER HEATDETECTORQ516,RH501PROTECTORQ412SWITCHSWITCHQ413RELAYDRIVEQ414RELAYDRIVEQ415RL402RL403LRLRREARJK402CENTERPHONESJK403R CH+12V

23、JK303SUB WOOFERBUFFERQ317Q319MUTEIC304FANDRIVEQ508FANCONTROLQ517FANRELAYDRIVEQ416+7.5VSWITCHQ405AU +12V-12VREGQ403-12VS701-714S718-728S731-736CD ENCODER A54CD ENCODER B55VR602CD ENCODERABD510D516LED705R CHR CHQ321MUTED305D305R CHD41723R CHR CHREARR CHR CHD512REARR CHQ305Q320LED DRIVEDICLK80SWIN79SLI

24、N77CIN76LIN72IC3082145133LRFRONTLRREARCENTERSWJK301REARR CHR CHSLLCSMLLCSLSWMQ381106POWERAMPIC5011820POWERAMPIC501128REARR CH315HCD-RXD7AV23237-4. SCHEMATIC DIAGRAM TUNER SECTION Refer to page 21 for Note on Schematic Diagrams. Refer to page 39 for IC Block Diagrams.47F16VC12710 50VC120A0.0229HCD-RX

25、D7AV24247-5. SCHEMATIC DIAGRAM DOLBY SECTION Refer to page 21 for Note on Schematic Diagrams. Refer to page 22 for Printed Wiring Board.MUTE(1/2)(2/2)HCD-RXD7AV25257-6. SCHEMATIC DIAGRAM TEPE/POWER SECTION Refer to page 21 for Note on Schematic Diagrams. Refer to page 22 for Printed Wiring Board. Re

26、fer to page 39 for IC Block Diagrams.JK402JK40147k123424(Page 33)TO AMPBOARDCN302TO AMPBOARDCN305(Page 33)CENTER MUTREAR MUTBTO FRONT AMPBOARDCN301KA0HCD-RXD7AV27277-8. SCHEMATIC DIAGRAM FRONT SECTION Refer to page 21 for Note on Schematic Diagrams. Refer to page 38 for IC Block Diagrams.HCD-RXD7AV2

27、9297-10.SCHEMATIC DIAGRAM FLD SECTION Refer to page 21 for Note on Schematic Diagrams. Refer to page 21 for Wavefoms. Refer to page 38 for IC Block Diagrams. Refer to page 40 for IC Pin Function Description.85.1CH5.6V B+HCD-RXD7AV31317-12.SCHEMATIC DIAGRAM CD SECTIONIFLD29C242NOTE Voltages and wavef

28、orms are dc with respect to ground. no mark : STOP Refer to page 21 for Note on Schematic Diagrams. Refer to page 21 for Wavefoms. Refer to page 36 for IC Block Diagrams.The components identified bymark ! or dotted line with mark! are critical for safety.Replace only with part numberspecified.Les co

29、mposants identifis parune marque ! sont critiquespour la scurit.Ne les remplacer que par unepice portant le numro spcifi.HCD-RXD7AV33337-14.SCHEMATIC DIAGRAM CENTER/REAR AMP SECTION Refer to page 21 for Note on Schematic Diagrams.F0015A/125VTOMAIN BOARDCN502(Page 25)FTOMAIN BOARDCN305(Page 25)ATOMAI

30、N BOARDCN302(Page 25)BTOFRONT AMP BOARDCN506(Page 34)JNOTE : Voltages and waveforms are dc with respect to ground under no-signal conditions. no mark : FMThe components identified bymark ! or dotted line with mark! are critical for safety.Replace only with part numberspecified.Les composants identifis parune marque ! sont critiquespour la scurit.Ne les remplacer que par unepice portant le numro spcifi.HCD-RXD7AV34347-15.SCHEMATIC DIAGRAM FRONT AMP SECTION Refer to page 21 for Note on Schematic Diagrams.K