JVC-SUDH1JE-ha-sm 维修电路原理图.pdf

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1、SERVICE MANUALCOPYRIGHT 2006 Victor Company of Japan, LimitedNo.XC0452006/3SURROUND SOUND HEADPHONE ADAPTORXC04520063SU-DH1-J/ETABLE OF CONTENTS1DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

2、-32TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4TMModel No.(Bottom)Model No.RadioFans.CN 收音机爱 好者资料库1-2 (No.XC045)SPECIFICATIONSU-DH1-J/EPlayable formatDolby Digital (Dolby Surround EX), Dolby Pr

3、o Logic II, DTS (DTS-ES 6.1ch),MPEG-2 AAC, PCM(Fs=44.1kHz, 48kHz)Surround functionDolby Headphone (DH1/DH2/DH3), Dolby Pro Logic II (AUTO/MOVIE/MUSIC)Input terminalsOptical digital signal mini jack x 1, LINE IN signal cord with Gold plated stereo mini plug (3.5mm) x 1Headphone outputStereo mini jack

4、 x 1Power requirementsAlkaline AA battery (DC 1.5V) x 2Battery lifeapprox. 10hours (using Alkaline AA battery), approx. 2.5hours (using Manganese AA battery)Dimensions82mm x 20mm x 86mm (W/H/D)Massapprox. 99g (include Manganese AA battery)AccessoriesManganese AA battery (R6P) x 2 (for initial use),

5、Carrying pouch x 1, Dual plug adaptor x 1RadioFans.CN 收音机爱 好者资料库(No.XC045)1-3SECTION 1DISASSEMBLY1.1Disassembly method(1) Remove the battery cover from the back of the main body, and then pull out the line-in cord from the slot.(2) From the back of the main body, respectively remove the two screws A

6、, and another two screws B attaching the bottom case.(3) Turn the main body back to the original position, and then remove the top case.(4) When removing the main board by lifting it up, the side panels L/ R will also be removed.* Please fix boss a part and the code in the bond of rubber after the c

7、ode ties to boss a part of the projection of thebottom case when you install line in cord in the bottom case. * When attaching the side panels L/ R, make sure to confirm that each switch (SW1, SW2) on the main board is firmlyplaced in the hole of the each switch knob.BACKSIDEBBAATop caseMain boardBo

8、ttom caseSide panel RLine IN cordBoss aBottom caseBattery coverSide panel LSwitch knobSwitch knobBond of rubber1-4 (No.XC045)SECTION 2TROUBLESHOOTING2.1Measuring instrument DC power supply (3V 500mA can be output.) Audio signal generator Vacuum Tube Volt Meter Oscilloscope DVD Player with optical di

9、gital output2.2About power supplyPlease set the output voltage of the DC power supply to 3V, connect with SP1 and SP2 on the substrate as follows, and do the con-firmation work.SP1: The plus output of the DC power supply is connected.SP2: Ground of the DC power supply is connected.2.3Analog signal i

10、nput level500mVrms2.4YES NormalNO The voltage and the waves are abnormal.2.5Check methodC26C45C46C50C51C54C66C67C69C70C71C78C85C86D1D2D3D4D5D6D7D8D9D10D11F1IC4IC8IC9IC11J1J4Q1Q2Q3R2R3R4R5R22R23R24R26R27R28R29R30R31R32R33R34R35R36R37R40R41R43R44R45R46R69R85SW1SW2SW3SW4X1K6R90C91C92C93R95C151C152K15Q4

11、Q5F2SP1SP2SymptomCheck pointVoltage and waves whenit is normalCheck part and breakdown partsThe power supply is notturned on.1Both sides of F2DC approx. 0VNO Defect of F2YES check of 22IC1 8pinDC approx. 3.3VNO Defect of IC1YES check of 33IC6 4pinDC approx. 1.3VNO Defect of IC6YES check of 44IC5 1pi

12、nDC approx. 3.3VNO Defect of IC5YES check of 55IC8 10pinf=10MHzNO Defect of IC8 or Check on circuit insurrounding.YEScheck of 66IC8 7pinDC approx. 3.3VNO Defect of IC8 or Check on circuit insurrounding.YES check of 77IC7 3pinf=12.288MHzNO Defect of IC7 or Check on circuit insurrounding.YES Defect of

13、 IC2 or Check on circuit insurrounding.(No.XC045)1-5Analog input :The sound is not emitted.8C5, C6 Positive pinSine waveNO Connected check from J4 to C4, C5YES Check since 99C28, 29 Positive pinSine waveNO Defect of IC2, IC3YES Check since 1010IC92pin (L ch),4pin (R ch)(The volume is confirmedin the

14、 maximum.)Sine waveNO Defect of R99 and Check on circuitin surrounding.YES Check since 1111IC9 10pinDC approx. 3.3VNO Check of Q4, Q1, Q5, IC8YES Check since 1212IC99pin (L ch),7pin (R ch)(The volume is confirmedin the maximum.)Sine waveNO Defect of IC9 and Check on circuitin surrounding.YES J3 Chec

15、k on circuit in surround-ing.Digital input :The sound is not emitted.13IC10 1pin(The DVD player etc. areconnected with an optical,digital input.)NO Defect of J2YES IC10 and Check on circuit in sur-rounding.LED doesnt light. (D4 to D11)14IC11 13pinDC approx. 0VNO Defect of IC8 and Check on circuitin

16、surrounding.YES Defect of IC11 and Check on cir-cuit in surrounding.SymptomCheck pointVoltage and waves whenit is normalCheck part and breakdown parts(No.XC045)ACCESSORIES CATEGORY 1644, Shimotsuruma, Yamato, Kanagawa 242-8514, JapanVictor Company of Japan, LimitedVPTPrinted in JapanA12345BCDEFG4M S

17、erial Flash MemoryIC4M25P40VMN6P-XMODE LEDD1-D8:SML-310VT-XD9-D11:SML-310MT-XAnalogLine in cord J4Headphone JackJ3XTAL 12.288MIC73.3V1.25VLow Battery. DetectDIR ControlCODECControlDC JACK(JAPAN ONLY)DSPDD/PL /AAC/DTSDecodeDolby HeadphoneIC2DSPC56371-WDH MODE SW4PL MODE SW3Optical Digitalinput J2DIRI

18、C10 AK4116VNP-WSystem Control MiconIC8PIC16LF876A-WLED DRIVERIC11MC74HC595DT-WA/D D/AIC3AK4552VT-XHeadphone AMPIC9LA4534M-X3.3V REGIC1NCP1410DM2G-W1.3V REGIC6XC9211A133MXtal 10MX1VOLUMER99BATTERY1.5V 2Block diagram2-12-2A12345BCDEFGIC9IC8IC10IC11IC2C5R7R8R1C6C70TP3SW2IC3IC5K9R14C25R101C52C55C56K6R42

19、C26C53C71K1R21R26R20C50C29C23R35R99R27C28C40C27R90K4J2C2K8SW1R6C152D10D9D8D7D6D5D11C54R43R44R45R46D4R41R40R37F1K3C75R36D1D3R30R31R85R2C3R33SW4R23R28R34R32R25SW3R39J1IC1L5C18C24Q3R19IC6C21R102R24C41R29D2R13L2C8C4Q2C46C85V2CN3IC4C34J4TP1C36C19C22C43C31C35C37TP2V1J3C51Q1C45C1C69R3CN4F2X1R22C86C78C151C1

20、02C93R95K15K16C164C163C162C161R164R163Q4Q5R69C11R4R5R83C10C15C33C32R82R38C49C48K7C13C103C67C12C16C7C76R11R12R15R10R9C14C30IC7R18C42C47C38C39C44C101C68C66R68R67R66C91C92R93LA4534M-XPIC16LF876A-WAK4116VNP-WMC74HC595DT-WDSP56371-W4.7U/6.32.2K2.2K1K/0.14.7U/6.3NIQSW0665-001AK4552VT-XBU4216G-WNQR0251-001

21、X22/0.10.1U/5000.15U220U/6.3220U/6.3NQR0251-001X4.70.1U/500.15UNQR0502-001X470VCC-3.3470470220U/6.310U/6.347U/6.310K/0.1NVQ0009-B14X47010U/6.310U/6.310U/6.3V0VCC-3.3NQR0251-001XVCC-3.3NNZ0153-001VCC-3.30.1U/50NQR0251-001XQSW0665-001470/0.1220p0.1U/50220/0.1 220/0.1 220/0.1 220/0.1220/0.1220/0.1220/0

22、.1NINQR0251-001X47U/6.3VDGND220/0.1SML-310VT-XSML-310VT-X220/0.11K/0.103.9K/0.1VCC-3.3NI10K/0.1NSW0281-001X220/0.147K/0.110K/0.110K/0.110K/0.1VCC-3.3NSW0281-001X4.7NCP1410DM2G-W22uH/1A470P10U/10VCC-3.3RT1N144C47KXC9211A133MNI220/0.1AGND10U/6.34.7K/0.1SML-310VT-X22UH/1A0.15U/5010U/16RT1P441C0.1U/504p

23、LR-6QGF1016C2-04WM25P40VMN6P-X0.1U/50QAM0803-0010.1U/500.1U/500.1U/500.1U/500.1U/500.1U/500.1U/50LR-6NNS0011-001X47U/6.3RT1N441C47/6.347U/6.3NI3.9K/0.1QGF1007C4-05XICP-S1.2-XNAX0813-001X8.2K/0.14p0.1220pNI470p22/0.1000.220.220.0010.0014.74.7RT1P441CRT1N441C10K0.1U/5033K/0.133K/0.1NI47U/6.30.1U/500.1

24、U/501800P/501800P/50NI12K/0.10.1U/5010U/6.3VNQR0251-001X10U/6.3V0.1USML-310MT-XSML-310MT-XSML-310VT-XSML-310VT-XSML-310VT-XSML-310VT-XSML-310MT-XSML-310VT-XNI0.056U/50220U/10150P/50NI10U/6.3V200K/0.127K/0.1330K/0.1560K/0.1330K/0.1220K/0.1470P/500.1U/50NAX0846-001X27/0.10.1U/500.1U/500.1U/500.1U/500.

25、1U/50VCC-3.30.01UNININININI0.10.1CTRL-CDTOCTRL-CSNCTRL-CDTISSCTRL-CLKDSP-SDT1MCLK12.288SCKMISOMOSIDSP-3.3DSP-FSTLOB-OUTDSP-SCKTRESET-NDIGI-INSPDIFDSP-1.3Standard schematic diagram Main section2-32-4 1 2 3 4 5 6 7 816151413121110 9RINLINVSSVAVDDEM0DEM1SDTOROUTLOUTVCOMPDNBCLKMCLKLRCKSDTIVAVSSVDLINRINV

26、COMLOUTROUTMCLKLRCKBCLKSDTOSDTIDEM0DEM1PDNModulatorModulatorModulatorModulatorCommon VoltageLPFLPFDecimationfilterDecimationfilter8xInterpolatorSerial I/OInterfaceClockDivider8xInterpolator AK4552VT-X(IC3):AD/DA Converter12345RX0DVDDDVSSXTIXTO6 7 8 9 10LPCKBICKSDTODAUXMCKO1514131211INT1CSNCCLKCDTICD

27、TO20 19 18 17 16AVDDRAVSSPDNINT0 AK4116VNP-W(IC10):Digital audio receiverMCKOLRCKBICKSDTODAUXPDNCSNCCLKCDTICDTOClockGeneratorAudioI/FP I/FQ-subcodebufferError&STATUSDetectAC-3/MPEGDetectINT1INT0DVDDDVSSRX0AVSS AVDDRDAIFDecoderClockRecoveryXtalOscillatorXTIXTODescription of major ICs12345109876Powers

28、witchMutecircuitBiasAmp1Amp2 J47862-001(IC9):Stereo power amplifier2-52-61202140416061801245122112SHIInterfaceTripleTimerESAIInterfaceESAI_1InterfaceGPIOEFCOPDAXPeripheralExpansion AreaPIO_EBAddressGenerationUnitSix ChannelDMA UnitBootstrapROMInternalDataBusSwitchClockGen-eratorPLLProgramInterruptCo

29、ntrollerProgramDecodeControllerProgramAddressGeneratorEXTALRESETPINIT/NMIMODA/IRQAMODB/IRQBMODC/IRQCMODD/IRQDData ALU24 x 24+56 56-bit MACTwo 56-bit Accumelators56-bit Barrel ShifterPowerMngmnt.JTAGOnCETMDDBYDBXDBPDBGDB24-BitDSP56300CoreDABYABXABPABPM_EBYM_EBXM_EBY DataRAM48K x 24ROM32K x 24X DataRA

30、M36K x 24ROM32K x 24ProgramRAM4K x 24ROM64K x 24Memory Expansion Area DSPC56371AF180(IC2):DSP1FB8 OUT2LBI3LBO4REF7 LX6 GND5 SHDN(Top View)_MAINSWOFDGNDVDD-+SENSEFET-+VDDCOUTGNDVDD-+GND-+CONTROLLOGIC_MAINSW2ON_SYNSW2ONVoltageReference_SYNSWOFD_ILIMChipEnableSHDNREFFB_VREFOK_PFM_CEN_PWGONCE_ZCURM1LBOL

31、XOUTLBIM2GNDPFMZLCILIM514220 mVRSENSE6873 J47866-001(IC1):DC-DC ConverterLOGIC DIAGRAMSERIALDATAINPUT1411101213SHIFTCLOCKRESETLATCHCLOCKOUTPUTENABLESHIFTREGISTERLATCH1512345679QAQBQCQDQEQFQGQHSQHAVCC = PIN 16GND = PIN 8PARALLELDATAOUTPUTSSERIALDATAOUTPUT13141516910111254321876LATCH CLOCKOUTPUT ENABL

32、EAQAVCCSQHRESETSHIFT CLOCKQEQDQCQBGNDQHQGQF J47872-001(IC11):LED Controller2-72-8VOUTPhaseCompensationVref withSoft Stant,CEPWM/PFMSelectorPWMComparatorPchDriverTr.NchSWTr.LogicBufferDriverCurrentLimit & FeedbackRamp WaveGeneratorOSCCE/MODEControl LogicError Amp.U.V.L.OU.V.L.O Comp.VINLXCE/MODEVSS12

33、3VINVSSCE54LXVOUT J47868-001(IC6):DC-DC ConverterPORTARA0/AN0RA1/AN1RA2/AN2/VREF-/CVREFRA3/AN3/VREF+RA4/T0CKI/C1OUTRA5/AN4/SS/C2OUTRB0/INTRB1RB2RB3/PGMRB4RB5RB6/PGCRB7/PGDPORTBRC0/T1OSO/T1CKIRC1/T1OSI/CCP2RC2/CCP1RC3/SCK/SCLRC4/SDI/SDARC5/SDORC6/TX/CKRC7/RX/DTPORTCVSSVDD,MCLRProgram Counter13Data Bu

34、sRAMFileRegistersFLASHProgramMemory148-Level Stack(13-bit)ProgramBusInstruction regRAM AddrDirect Addr798IndirectAddr3888Addr MUXFSR regSTATUS regMUXALUW regOSC1/CLKIOSC2/CLKOPower-upTimerOscillatorStart-up TimerPower-onResetWafchdogTimerBrown-outIn-CircuitDebuggerLow-VoltageProgrammingResetInstruct

35、ionDecode &ControlTimingGenerationTimer0Timer1Timer210-bit A/DUSARTSynchronousSerial PortVoltageReferenceComparatorCCP1,2Data EEPROMDevicePIC16F876AProgram Flash8K wordsData Memory368 BytesData EEPROM256 BytesPIC16F876A1234567891011121314MCLR/VppRA0/AN0RA1/AN1RA2/AN2/Vref-/CVrefRA3/AN3/Vref+RA4/T0CK

36、I/C1OUTRA5/AN4/SS/C2OUTVssOSC1/CLKIOSC2/CLKORC0/T1OSO/T1CKIRC1/T1OSI/CCP2RC2/CCP1RC3/SCK/SCL2827262524232221201918171615RB7/PGDRB6/PGCRB5RB4RB3/PGMRB2RB1RB0/INTVddVssRC7/RX/DTRC6/TX/CKRC5/SDORC4/SDI/SDA J47870-001(IC8):Flash microcontroller2-92-10A12345BCDC1C2C3C4C5C6C7C8C10C11C12C13C14C15C16C18C19C

37、21C22C23C24C25C27C28C29C30C31C32C33C34C35C36C37C38C39C40C41C42C43C44C47C48C49C52C53C55C56C68C75C76CN3CN4IC1IC2IC3IC5IC6IC7IC10J1J2J3L2L5R1R6R7R8R9R10R11R12R13R14R15R18R19R20R21R25R38R39R42R66R67R68R82R83R99SW1SW2TP1TP2TP3R101R102C101C102C103K9K3K4K7K8K1R93K16R163R164C161C162C163C164C26C45C46C50C51C5

38、4C66C67C69C70C71C78C85C86D1D2D3D4D5D6D7D8D9D10D11F1IC4IC8IC9IC11J1J4Q1Q2Q3R2R3R4R5R22R23R24R26R27R28R29R30R31R32R33R34R35R36R37R40R41R43R44R45R46R69R85SW1SW2SW3SW4X1K6R90C91C92C93R95C151C152K15Q4Q5F2Printed circuit boardReverse sideForward side Main board2-112-12(No.XC045)3-1PARTS LIST* All printed

39、circuit boards and its assemblies are not available as service parts.* (x_) in a description column shows the number of the used part.SU-DH1-J/E- Contents - Exploded view of general assembly and parts list Electrical parts list Packing materials and accessories parts list3-23-43-63-2(No.XC045)Explod

40、ed view of general assembly and parts list2Block No.M1MMBACK SIDEBACKSIDE1337121354109988116(No.XC045)3-3General assemblyBlock No. M1MMSymbol No.Part No.Part NameDescriptionLocal 1J22303-001TOP CASE ASSYTOP CASE+WINDOW 2J34513-001FUNCTION BUTTON 3J34514-001SWITCH KNOBPOWER & ATTENUA(x2) 4J34656-001S

41、IDE PANEL L 5J34512-001SIDE PANEL R 6J22306-001BOTTOM CASE ASSYBOTTOM CASE+LABELE 6J22305-001BOTTOM CASE ASSYBOTTOM CASE+LABELJ 7J47854-001SPRING-RFOR BATTERY(+ -) 8QYSPSF2004NATAP SCREWBATT BOX -TOP CASE(x2) 9QYSPSF2006MATAP SCREWBOTTOM CASE -TOP CASE(x2) 10J47877-001BATTERY COVER ASSY 11J47861-001

42、AUDIO CABLE 12J47855-001SPRING-LPOSITIVE 13J47856-001SPRING-LNEGATIVE3-4(No.XC045)Electrical parts listMain boardBlock No. 01Symbol No.Part No.Part NameDescriptionLocalPW1J47859-001MAIN CB ASSYMain board assembly is not supplied.IC1J47866-001ICIC2DSPC56371AF180IC Not supplied.(Consultation with CS g

43、roupe )IC3AK4552VT-XICIC4J47864-001IC(FLASH)IC5J47867-001ICIC6J47868-001ICIC7J47865-001OSCILLATORIC8J47870-001ICIC9J47862-001ICIC10AK4116VNP-WICIC11J47872-001ICQ1RT1N441C-XDIGI TRANSISTORQ2RT1P441C-XDIGI TRANSISTORQ3RT1N144C-XDIGI TRANSISTORQ4RT1P441C-XDIGI TRANSISTORQ5RT1N441C-XDIGI TRANSISTORD1SML

44、-310VT-XLEDD2SML-310VT-XLEDD3SML-310VT-XLEDD4SML-310VT-XLEDD5SML-310VT-XLEDD6SML-310VT-XLEDD7SML-310VT-XLEDD8SML-310VT-XLEDD9J47873-001LEDD10J47873-001LEDD11J47873-001LEDC1NBE20JM-476XTA E CAPACITOR47uF 6.3V MC2NCB31HK-104XC CAPACITOR0.1uF 50V KC4J47875-001TA E CAPACITOR10uF 16V MC5NBE20JM-475XTA E

45、CAPACITOR4.7uF 6.3V MC6NBE20JM-475XTA E CAPACITOR4.7uF 6.3V MC7NCB31HK-151XC CAPACITOR150pF 50V KC8NCB31AK-154XC CAPACITOR0.15uF 10V KC10NBE20JM-476XTA E CAPACITOR47uF 6.3V MC11NCB31HK-104XC CAPACITOR0.1uF 50V KC12NCB31EK-563XC CAPACITOR0.056uF 25V KC13NBE20JM-106XTA E CAPACITOR10uF 6.3V MC14NCB31HK

46、-471XC CAPACITOR470pF 50V KC15NCB31HK-104XC CAPACITOR0.1uF 50V KC16J47876-001TA E CAPACITOR220uF 10V MC18NCB31HK-471XC CAPACITOR470pF 50V KC19NCB31HK-104XC CAPACITOR0.1uF 50V KC21NBE20JM-106XTA E CAPACITOR10uF 6.3V MC22NCB31HK-104XC CAPACITOR0.1uF 50V KC23NBE20JM-476XTA E CAPACITOR47uF 6.3V MC24NBE2

47、1AM-106XTA E CAPACITOR10uF 10V MC25NCB31HK-104XC CAPACITOR0.1uF 50V KC26NCB31HK-104XC CAPACITOR0.1uF 50V KC27NBE20JM-106XTA E CAPACITOR10uF 6.3V MC28NBE20JM-106XTA E CAPACITOR10uF 6.3V MC29NBE20JM-106XTA E CAPACITOR10uF 6.3V MC30NCB31HK-104XC CAPACITOR0.1uF 50V KC31NCB31HK-104XC CAPACITOR0.1uF 50V K

48、C32NCB31HK-182XC CAPACITOR1800pF 50V KC33NCB31HK-182XC CAPACITOR1800pF 50V KC34NCB31HK-104XC CAPACITOR0.1uF 50V KC35NCB31HK-104XC CAPACITOR0.1uF 50V KC36NCB31HK-104XC CAPACITOR0.1uF 50V KC37NCB31HK-104XC CAPACITOR0.1uF 50V KC38NCB31HK-104XC CAPACITOR0.1uF 50V KC39NCB31HK-104XC CAPACITOR0.1uF 50V KC4

49、0NBE20JM-106XTA E CAPACITOR10uF 6.3V MC41NBE20JM-106XTA E CAPACITOR10uF 6.3V MC42NCB31HK-104XC CAPACITOR0.1uF 50V KC43NCB31HK-104XC CAPACITOR0.1uF 50V KC44NCB31HK-104XC CAPACITOR0.1uF 50V KC45NBE20JM-476XTA E CAPACITOR47uF 6.3V MC46NCB31HK-104XC CAPACITOR0.1uF 50V KC47NCB31HK-104XC CAPACITOR0.1uF 50

50、V KC48NBE20JM-106XTA E CAPACITOR10uF 6.3V MC49NCB31HK-104XC CAPACITOR0.1uF 50V KC50NBE50JM-227XTA E CAPACITOR220uF 6.3V MC51NBE20JM-476XTA E CAPACITOR47uF 6.3V MC52NCB31AK-154XC CAPACITOR0.15uF 10V KC53NCB31AK-154XC CAPACITOR0.15uF 10V KC54NCB31HK-104XC CAPACITOR0.1uF 50V KC55NEAF0JM-227XE CAPACITOR