Kenwood-KDCX-890-Service-Manual电路原理图.pdf

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1、 2006-4 PRINTED IN JAPANB53-0396-00 (N)960CD RECEIVERKDC-W7534U/W7534UYKDC-X890/X9533USERVICE MANUALThis product uses Lead Free solder.SIZE AA BATTERY(Not supplied)AM SWKDC-X890FFFM SCRLPTY/C.S.VOLAUDSET UPA.RDMRDMSCANS.MODE REPMENUAUTO AME F.SEL M.RDMUSBATT ANGAM SWKDC-W7534UFFFM SCRLPTYVOLAUDSET U

2、PA.RDMRDMSCANS.MODE REPMENUTI AME F.SEL M.RDMUSBATT ANGAM SWKDC-X9533UFFFM SCRLVOLAUDSET UPA.RDMRDMSCANS.MODE REPMENUAUTO AME F.SEL M.RDMUSBATT ANGPanel assy(A64-3738-02)MODEL TDF PANEL No. TDF NAMEKDC-W7534U/W7534UY Y33-2530-62 TDF-W7534UKDC-X890 Y33-2530-60 TDF-68DXKDC-X9533U Y33-2530-63 TDF-X9533

3、UTDF PANEL INFORMATION CD MECHANISM EXTENSIONCORD (30P) : E39-0812-05DC cord (K,M type)(E30-6408-05)DC cord (E type)(E30-6412-05)Escutcheon(B07-3125-01)Mounting hardware assy(J21-9716-03)Remote controller assy(A70-2067-15)Lever(D10-4589-04) x2Antenna adaptor (E type)(T90-0523-05)Carrying case(W01-16

4、61-05): E type(W01-1664-05): K typeCompact disc(W01-1673-05): K,M type(W01-1674-05): E typeScrew set (K,M type)(N99-1758-05)Tapping screw(N09-6280-05)Panel assy(A64-3736-02)RC-527KDC-X890(K type)KDC-W7534UKDC-W7534UY(E type)KDC-X9533U(M type)Panel assy(A64-3739-02)Plastic cabinet assy (M type)(A02-2

5、732-03)2KDC-W7534U/W7534UYKDC-X890/X9533UBLOCK DIAGRAMPANELAM+BF/EA1CDLX BUSSW5VA8V A8VAGCE-VOLA3.3V REF+BSVR REFPREMUTEICPOWER9VPRE OUTPRE OUTPRE OUTAUX INIC750Q402IC300DRIVERMUTEIC102RDSDECODERIC400IC100MEMOINSTALLERROM CORRSW5VBU5VA8VD5VSERVOQ450DSIBU5VUPBACKRESETIC BU5Vu-COMOPEL DISPP-CONANT-CON

6、EXT AMPACC DETDIMMERSURGE DETB.U DETQ20BU5VSW20VQ50Q41ILL+BSW14VA8VQ12Q607DC/DC(5VPRE)+BMOTORQ30PANEL5VFDCSERVOQ31USB 5VDRIVERMOTORIC450Q981SW5VQ22MECHAPANELCLOSE DETP CONANT CONEXT.AMP.CONDIMMERACCBACK UPLINE MUTEPANEL OPEN/SP OUT(FR)SP OUT(RL)SP OUT(FL)SP OUT(RR)REMOD3.3VIC11SW5VQ7D2.5VIC10FL+BFL3

7、.3VFLQ6SW3.3VPANELu-COMIC4RESET SWIC1FLASH ROMENCODERROTARYIC2IC6KEY ILLBU5VSW5VSERVOD5VA8V9VILL+BED1ILL+B(SW)(FRONT)(REAR)WIREDKEYQ10TEL MUTECOMPDRIVE3.3VIC5KEY MATRIXSPE ANAIC3CORRROMREMO.CON.(FST)USB I/FIC104Q10 Q13IC800CONNECTOR5PUSB5V USBIC80HISIDESWCD 5VDC/DC (FL) SW FL+BUSB5VBU5VOP AMPSW MUTE

8、RESET ICLEVEL SHIFTLEVEL SHIFTE2PROMFSTFM/AMAUXCHCDSPEMUTE CMUTE 0,1,2WININOFFSETMUTE CSTBYforMPXRDSRSTANASPEANADCERRPRE MUTEMUTE 0,1,2MUTE AMUTE AUSB I/Fto CD MECHAComplete view3KDC-W7534U/W7534UYKDC-X890/X9533UBLOCK DIAGRAMCableH/U30Pin FFCDXM-6810W/DXM-6820W CD_MechanismHigh-sideSwitchUSB_5VUSB G

9、NDUSB_D+USB_D-5VSW-Reg.(VBUS 5V)SYS-uCOMP-ON/MSTOPPowerON SWOver CurrentMecha-uCOMCS3.3V(CS1.8V)DECODERUSB DRIVERUSB_D+USB_D-/INT/RESETP-ONUSB CONNECTORBU3.3V/CS RSTBU5.0VBU14VD5.0VEVOLDAC LFPL-chR-chBU5.0VCN1IC19IC1IC20,21IC15 IC25IC18IC13LDFETR COILPDCBAFO COILIC2SDRAM64MbitMotorDriver-COM3.3V Reg

10、.DAC3.3 5VBU5V3.3 5V(SW3.3V)C16SER2(3/4Wire)CD I/FMemoryControllerSW3.3V(712)CS3.3V(CS7410)CS1.8V(CS7410)BU3.3VSW A5VA8VBU5VA8VD5V(D4V)S7.5S7.5VBU5SW3.3V(712)CS3.3V &CS1.8VBU3.3VRF AMPSERVO DSPSW A5VCS3.3VLPF3.3 5V(BU5V)I2SSWSP MOTORLoading & sledMOTORLOE/LIM-8EJE-SW12EJE-SWLOS-SWdelayD5V(D4V)FlashM

11、emory8MbitCS3.3V(CS7410)1M*8bit1M*4B*16bitDRAM4,8,16bit256KROM8bit0 2MBTo MAIN BOARDAudio_RchAudio_LchSW A8VPCM_DATAPCM_BCLKPCM_LRCKPCM_XCKDAC_RSTDAC_MUTEEMPHInfinity 0 Det.BREQSREQCLKB_DATS_DATDATA_MUTDA_EMPHINTQSOA0SISTBSCK/RESETDATALRCKBCLKPLLCS3.3V(CS7410)POWERCS POW11.500MHz16.893MPOW ONCS POWE

12、R/AUDIO MUTE/MRESET/MSTOPI2CDATA/I2CCLKUSB_D+USB_D-/OC/POUSBDRIVERNANDGATECS3.3V(CS7410)3STATEBUFFERCS3.3V(CS7410)CS3.3V(CS7410)/CSRSTCSEMPH6.00MHz/CSRST/CS , A20/USB_CS/NV_CSCKO( )DPU1IC4IC14IC5IC21IC20IC193.3V Reg.1.8V Reg.3.3V Reg.5V Reg.IC1IC15ACD DECODERMP3/WMA/AACDECODERIC28IC16 IC17IC26IC25IC

13、18IC13Q7Q6Q3CN1 AC Drive + USB Mechanism unit CD player unit (X32-587)4KDC-W7534U/W7534UYKDC-X890/X9533UCOMPONENTS DESCRIPTION ELECTRIC UNIT (X34-410x-xx)Ref. No. Application / Function Operation / Condition / CompatibilityIC10 Audio8V Ref Power Supply Output 1.27V.IC80 Switching Regulator Power sup

14、ply for VFD. (57V)IC100 Reset IC “L” when detection voltage goes below 3.6V or less.IC102 System -comControls FM/AM tuner, the changer, CD/USB mechanism, Panel,volume and tone.IC103 Muting logic IC Controls logic for muting.IC104 EEPROM For installers memoryIC200 Power Control IC Power control switc

15、hIC300 Electrical Volume & Source Selector Controls the source, volume, and tone.IC400 RDS decoderPanel mecha controlIC450 Panel mecha motor driverIC451 G-Analyzer Analog gravity sensor.IC600 9V AVR Power supply for 5V Pre Out OP-AMP.IC601603 5V Pre-out AMP Output buffer and gain control.IC750 Power

16、 IC Amplifies the front L/R and the rear L/R to 50W maximum.IC800Audio 3.3V Ref Supply Audio 3.3V Ref supply to electrical volume and all low pass filters.SVR6.8V Ref Supply SVR6.8V Ref supply to power IC.Power Supply for VFD USB5V & Mecha digital.IC901 Switching Regulator Controller CH1: VFD & USB5

17、V (5.1V)CH2: Mecha digital (DXM-68: 5.1V )IC951 Power control IC USB power control switches with over current detection and protection.Q10,11 Audio8V AVR When Q11 2pin goes Hi, A8V AVR outputs 8.0V.Q12 SW14V When Q12 2pin goes Hi, SW14V outputs 14V.Q20,21 B.U.5V AVR While BU is applied, BU5V AVR out

18、puts +5V.Q22,23 SW5V When Q23base goes Hi, SW5V outputs +5V.Q30,32Moter+B AVRWhen Q9base goes Hi, Moter+B AVR outputs 7.5V.(Panel Mecha)Q31,33 Servo+B AVR When Q33base goes Hi, Servo+B AVR outputs 8.5V.Q34 SW14V When Q12 2pin goes Hi, SW14V outputs 14V.Q40,42,45 Panel5V AVR When Q42 2pin goes Hi, Pa

19、nel5V AVR outputs 5V.Q41,43,44 Illumination AVR When Q43 2pin goes Hi, Ill AVR outputs 10.5V.Q5052 SW16V (Surge Protection) When Q51 2pin goes Hi,SW16V outputs (BU-0.6) V.Q91 Panel5V Discharge SW When Q91base goes Hi, Panel 5V is discharged.Q100,101 Panel Detect SW When Q100base goes Lo, panel is de

20、tected.Q201 Pre-out mute driver When a base gose Lo, mute driver is turned on.Q202 Acc Detect SW When Q202base gose Hi, Acc voltage is detected.INPanel mechaIN1 IN2LLWAITLHOPENHLCLOSEHHSTOP5KDC-W7534U/W7534UYKDC-X890/X9533UCOMPONENTS DESCRIPTIONRef. No. Application / Function Operation / Condition /

21、 CompatibilityQ204 Surge Detect SW When Q204base goes Hi, Surge voltage is detected.Q205 B.U Detected SW When Q35base gose Hi, B.U voltage is detected.Q206 Ext Amp Control Buffer It is buffer for IC102 output.Q207 Small-lamp Detect SW When Q207base goes Hi, Small-lamp is detected.Q208,209 Power Ante

22、nna SW When Q206base goes Hi, power antenna switch outputs 14V.Q210 Pre-out mute driver When a base gose Lo, mute driver is turned on.Q402,403 AM+B SW When Q403base gose Hi, AM+B is outputs.DSI lights when the base is “L”.Q450 DSI Driver DSI turns off when the base is “H”.DSI turns on and off when p

23、anel is taken off.Q500 Spectrum analyzer AGC Controller When this circuit has an excessive input, a return is hung and an output is reduced.Q600602 Pre-Amp +9V AVRQ600 and 602 works as a differential amplifier, Q601 works as a driver and+9.4V is supplied to OP Amp for Pre-out.Q603605 Pre-Amp -9V AVR

24、Q603 and 605 works as a differential amplifier, Q604 works as a driver and-9.1V is supplied to OP Amp for Pre-out.Q606,607 AUDIO 10.5V AVR When Q606base goes Hi,AVR outputs 10.5V.Q608615 Pre-out mute SW When a base gose Hi, Pre-out is set to mute.Q800,802 REF+B AVR When Q800base goes Hi, AVR outputs

25、 13V.Q801 SVR6.8V Ref Supply AGC Controller When the voltage of B.U voltage falls, a return is hung and an output is reduced.Q901 VFD&USB5V AVR SW When base goes Hi, VFD & USB5V AVR on.Q902 Mecha digital AVR SWWhen base goes Hi, Mecha digital AVR on. DXM-680 : 5VSwitching Regulator frequency control

26、 SWQ903(IC901)Q981983 SW16V (Surge Protection) When Q9832 pin goes Hi, SW16V outputs (BU-0.6) V. SWITCH UNIT (X16-354x-xx)Ref. No. Application / Function Operation / Condition / CompatibilityIC1ROM ICGraphics data includedFLASH ROM ICIC2 SPECTRUM 6ch band pass filterIC4 PANEL -COMIC5 RESET IC When p

27、anel is attached, IC5 activeIC6 REMOTE CONTROL IC Remote control receiverIC7 BUFFER IC It is change into 3.3V from 5VIC8 BUFFER IC It is change into 5V from 3.3VIC9 BUFFER IC For Control ED1IC10 2.5V REGULATOR The power supply For 2.5VIC11 3.3V REGULATOR The power supply For 3.3VQ1TRIANGLE GREENTria

28、ngle green LED is lighting when Q1s base level goes “H”LED SW2pinLH1pinL 430kHz 600kHzH 650kHz 820kHz6KDC-W7534U/W7534UYKDC-X890/X9533UCOMPONENTS DESCRIPTIONRef. No. Application / Function Operation / Condition / CompatibilityQ2TRIANGLE REDTriangle red LED is lighting when Q2s base level goes “H”LED

29、 SWQ3 BLUE LED SW Blue LED are lighting when Q3s base leve goes “H”Q4 GREEN LED SW Green LED are lighting when Q4s base level goes “H”Q5 RED LED SW Red LED are lighting when Q5s base level goes “H”Q6 SW3.3V SW SW3.3V the power supply of IC1, 3 is turned on when Q6s base level goes “L”Q7,8 SW5V SW SW

30、5V the power supply of IC2, 6 is turned on when Q8s base level goes “H”Q9,10 FL3.3V SW FL+3.3V (VDD1) is turned on when Q9s base level goes “H”Q12 FL BLK SW ED1 is lighted on when Q7s base level goes “H”Q11,13 FL+B SW FL+B (VDD2) is turned on when Q11s base level goes “H” CD PLAYER UNIT (X32-5870-00

31、)Ref. No. Application / Function Operation / Condition / CompatibilityIC1 Mechanism -COMIC2 Signal ProcessorIC4 BTL Driver Spindel motor, sled (including loading & eject) motor and pick-up actuatorIC5 SW3.3V Regulator 3.3V power supply for IC2, pick-up, IC18 digital partIC13 Audio Active Filter 2nd

32、LPFIC14 A5V Regulator 3.3V power supply for DACIC15 DSP for Compression Audio Decoder ACDrive decoder, MP3/WMA/AAC decoderIC16 Compression Audio Codec SDRAMIC17Decoder Software & Unique ID Strage FlashROMIC18 Audio D-A Converter (24-bit external) External 24-bit for audioIC19 BU3.3V Regulator 3.3V p

33、ower supply for -comIC20 1.8V Regulator 1.8V power supply for IC15 core partIC21Decoder/SDRAM/Flash ROM/USB Driver Power supply for decoder, SDRAM, flash ROM and USB driver.3.3V Regulator 3.3V power supply for IC15 port parts, IC16, IC17, IC25, IC26 and IC28.IC25 USB Host ControllerIC26Switching amo

34、ng IC15 & Flash ROM & SDRAMFor DSP for Compression Audio Decoder, Flash ROM, SDRAM and USB& USBIC28 Clock SW To SDRAMQ3 Level Shift 3.3V5VQ6,7 Level Shift 3.3V5VQ8 APC (Auto Power Control)Q9,10 Anticipation Sub-beam Delay During non-searchingQ16 Logic Inverter -com “ZERO” terminalQ17 USB Hi-side SWQ

35、18 Logic Inverter For DACMUTE terminalD2 Static Electricity Countermeasure For IC2 built-in reset terminalD3 Laser Diode ProtectionD9 Static Electricity Countermeasure7KDC-W7534U/W7534UYKDC-X890/X9533UMICROCOMPUTERS TERMINAL DESCRIPTION SYSTEM MICROCOMPUTER 30625MGPA87GP (X34- : IC102)Pin No. Pin Na

36、me Module I/O ApplicationTruthProcessing/Operation/Descriptionvalue table1 VREF COM - A/D analog reference voltage2AVCC COM -3 LX_DATA_S LX_M I Data from slave unit4 LX_DATA_M LX_M O Data to slave unit5 LX_CLK LX_M I/O LX BUS clock6NCONot used when no WIRED_REMO Output L fixed7 LX_MUTE LX_M I MUTE r

37、equest from slave unit H: Mute ON, L: Mute OFF8AUD_SDA AUDIO O E-VOL data output terminal SPI communication9AUD_SEL AUDIO O E-VOL control terminal SPI communication10 AUD_SCL AUDIO O E-VOL clock output terminal SPI communication11,12 NC O Not used Output L fixed13 BYTE COM -14 CNVSS COM -15 XCIN COM

38、 I 32768kHz16 XCOUT COM I 32768kHz17 RESET COM I18 XOUT COM - 12MHz19 VSS COM -20 XIN COM - 12MHz21 VCC1 COM -22 NMI COM I Not used23 PANEL_DET EXTRA I For 1 DIN: Panel detection H: PANEL detached, L: PANEL attached24 RDS_CLK TUNER I RDS decoder CLK input terminal24 NC O Not used L-output for models

39、 without RDS/RBDS25 LX_REQ_S LX_M I Communication request from slave unit26 PON_AM Power supply I/O AM power supply control H: When AM, Hi-z: When not AM27 LX_REQ_M LX_M O Communication request to the slave unit28 TUN_IFC_OUT TUNER I F/E IFC OUT input terminal H: Station found, L: Station not found2

40、9 NC O Not used Output L fixed30 RDS_AFS_M TUNER I/O Switching constant when noise detected r Refer to the truth value table31 RDS_QUAL TUNER I RDS decoder QUAL input terminal31 NC O Not used in models without RDS/RBDS L-output for models without RDS/RBDS32 RDS_DATA TUNER I RDS decoder DATA input te

41、rminal32 NC O Not used in models without RDS/RBDS L-output for models without RDS/RBDS33 PWIC_BEEP PWIC O Beep output34 TUN_SCL TUNER I/O F/E I2C clock input/output terminal35 TUN_SDA TUNER I/O F/E I2C data input/output terminal8KDC-W7534U/W7534UYKDC-X890/X9533UMICROCOMPUTERS TERMINAL DESCRIPTIONPin

42、 No. Pin Name Module I/O ApplicationTruthProcessing/Operation/Descriptionvalue table36 SYS_DATA toPANEL OInter-panel communication data outputData output (MAX500kbps)terminal37 VCC1 COM -38 PAN_DATA toPANEL IInter-panel communication data inputData input (MAX500kbps)terminal39 VSS COM -40 SYS_REQ to

43、PANEL OCommunication request terminal fromsystem -com41 PAN_REQ toPANEL ICommunication request terminal frompanel42 SDA/CD_SDA CD I/OCD mechanism I2C data input/outputterminal42 SDA/INST_SDA EXTRA I/O E2PROM I2C data input/output terminal43 SCL/CD_SCL CD I/O CD mechanism I2C clock output terminal43

44、SCL/INST_SCL EXTRA I/O E2PROM I2C clock output terminalH: ON, Hi-Z: Momentary power down,44 PON_PANEL Power supply I/O Panel 5V control terminal when panel detached (1DIN), 11 min.after ACC_OFF45 DSI EXTRA I/O (D) SI control terminal for 1DIN4649 NC O Not used Output L fixed50 PM_MOT1 P-MECHA O 1DIN

45、 panel motor control 1 w Refer to the truth value table51 PM_MOT2 P-MECHA O 1DIN panel motor control 2 w Refer to the truth value table52 EPM COM I FLASH EPM input terminal53 PM_OPEN P-MECHA I 1DIN panel full-open detection e Refer to the truth value table54 NC (CUR DET) O Not used Output L fixed55

46、SW_FDC Power supply I/OFL tube filament power supply control ON: Hterminal OFF, Display black out: Hi-Z56 NC(SW_USB) O Not used Output L fixed57 P5V_DIS Power supply I/OPANEL 5V discharge control for 1DINH: Discharge, Hi-Z: OtherReset securing when power OFF58 PM_CLOSE P-MECHA I Panel mechanism clos

47、e detection for 1DIN e Refer to the truth value table59 ROMCOR_DET EXTRA I E2PROM writing-in request H: Writing-in60 PM_DET P-MECHA I Panel mechanism detection for 1DIN H: While checking function61 SC_CON toPANEL OInter-panel communication controlPOWER OFF, ACC OFF: L(CE when FLASH)62 NC O Not used

48、Output L fixed63 TUN_TYPE1 TYPE I Destination setting 1 t Refer to the truth value table64 TUN_TYPE2 TYPE I Destination setting 2 t Refer to the truth value table65,66 NC O Not used Output L fixed9KDC-W7534U/W7534UYKDC-X890/X9533UMICROCOMPUTERS TERMINAL DESCRIPTIONPin No. Pin Name Module I/O Applica

49、tionTruthProcessing/Operation/Descriptionvalue table67 CD_DISC12_SW CD I CD disc detection terminal (12cm)68 CD_LOS_SW CD I CD loading detection terminal69 CD_MUTE_R CD I CD MUTE (Rch) request terminal L: Rch mute request70 CD_MUTE_L CD I CD MUTE (Lch) request terminal L: Lch mute request71 CD_MRST CD O CD mechanism -com RST terminal H: Normal, L: RESET72 CD_MSTOP CD O CD mechanism -com stop terminalH: Mechanism -com in operationL: Mechanism -com stop73 NC CD O (other than J) Output L fixed when other than J7