Kenwood-KDCMP-232-Service-Manual电路原理图.pdf

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1、 2005-11 PRINTED IN JAPANB53-0343-00 (N)1699CD RECEIVERKDC-MP2032KDC-MP232KDC-MP4033/SKDC-W4534/YSERVICE MANUAL* Depends on the model. Refer to the parts list.Panel assyKDC-MP2032 (A64-3788-02)Panel assyKDC-MP232 (A64-3797-02)Panel assyKDC-MP4033 (A64-3789-02)KDC-MP4033S (A64-3790-02)Panel assyKDC-W

2、4534/Y (A64-3791-02)Mounting hardware assy(J21-9716-03)Lever(D10-4589-04) x2* DC cord(E30-6415-15)* Screw set(N99-1757-05)* Escutcheon(B07-xxxx-xx)SPARE TDF PANELMAIN UNIT NAME TDF PARTS No. TDF NAMEKDC-MP2032 Y33-2410-60 TDF-MP62DBKDC-MP232 Y33-2410-61 TDF-MP62DKDC-MP4033 Y33-2410-63 TDF-MP4033KDC-

3、MP4033S Y33-2410-64 TDF-MP4533KDC-W4534 Y33-2410-65 TDF-W4534KDC-W4534Y Y33-2410-65 TDF-W4534* Carrying case(W01-1661-05)* DC cord(E30-6427-05)* Screw (4x16)(N84-4016-48)* Antenna adaptor(T90-0523-05)* Plastic cabinet assy(A02-2736-03)* Remote controller assy (RC-517)(A70-2069-15)Battery(Not supplie

4、d)VOLAUDFFSET UPSCAN RDM REPKDC-MP2032AUTOFMAMQAME MENU M.RDMSCRL/C.S.F.SELM.RDMVOLAUDFFSET UPSCAN RDM REPKDC-MP4033FMAMF.SELSCRLAUTO QAME MENUVOLAUDFFSET UPSCAN RDM REPKDC-MP4534Q MENUFMAMSCRLF.SELTI AME/PTYM.RDMVOLAUDFFSET UPSCAN RDM REPKDC-MP232AUTOFMAMQAME MENU F.SEL M.RDMSCRL/C.S.This product u

5、ses Lead Free solder.2KDC-MP2032/MP232/MP4033/KDC-MP4033S/W4534/W4534YBLOCK DIAGRAMCDCHANGERJ2TUNER,MPXIC10&AM AGCQ501FM AGCL506J4E-VOL.IC11E2PROMSYSTEM u-COMIC1IC7RDSDECODERRST ICIC8PRE OUT MUTEQ351,352IC4POWER ICMUTE LOGICIC6J1PAN5VQ151Q72SERVOVFD REGIC15POWER SUPPLY ICIC3ED1VFDwithVFD DRIVERIC1RE

6、MOTEIC3VOLS11KEY MATRIXDSIQ155ACC DETBU DETQ53Q52Q51SURGE DETP-CONTEL MUTEBACK-UPSP OUTP-ANTACCPRE OUTTEL MUTEC81,D81,Q82DME1SERVOA8VBU5VAUDIO OUTAM+BANTMPX OUTMPX IN800mV1200mVAUDIO OUTBU5VA8VBACKPAN5SERVOP-ANTSW5VAM+BA8VBU5VP-CONSW5VAM+BAUDIO+BVCCILLUMIBU5VILLUMIPAN5V BU5VKEY:CHANGERCDFM (E Type)F

7、M (J/K Type)AM (J/K Type)AM (E Type): 1800mV1372mV600mV855mV3600mV3600mVELECTRIC UNIT (X34-)SWITCH UNIT (X16-)CD PLAYER UNIT (X32-586x-xx)(X34- )BOARDMOTHEREFACBTR COILFO COILDPU1APCIC716.934MHzCLOCKIC3LPFIC2SWA3.3V REGIC1LOADING &MECHAu-COMIC4CLOCK16.00MHzRF AMPSERVOMP3 DECODERWMA DECODER1Mbit SRAM

8、PROCESSORD3.3V REGIC6MOTORDRIVERMOTORSPINDLEBU3.3V REGIC5S2S4S1S3AAC DECODERSLEDMOTORDM2DM1Q4X2X1Q7,80-01 ONLYIC104MbitDRAM+1.6V REGVREFD.GNDBU5V8EJE-SW12EJE-SWLOS-SWLOE/LIM-SWD.GNDD5.0VMOTORLO/EJS.GNDD.GNDD.GNDS.GNDDATAMUTE RMUTE LMSTOPMRSTCLKA.GNDA8VR-chL-chD.GNDS.GNDD.GNDD.GNDD.OUTS7.5VDMUTED.GND

9、P-ON1P-ON2KDC-MP2032/MP232/MP4033/KDC-MP4033S/W4534/W4534Y3 ELECTRIC UNIT (X34-416x-xx)Ref. No. Application / Function Operation / Condition / CompatibilityIC1 System -COM System controller.IC3 Power Supply IC DC5Vx2, 7.9Vx1, 8.1Vx1, 10.2Vx1, P-CON, P-ANT output.IC4 Power IC Signal amplifier.IC6 Mut

10、e logic IC Controls for mute action.IC7 RDS Decoder RDS decoder.IC8 Reset IC “L” : detection voltage below 3.6V.IC10 E-VOL & Tuner E-VOL, Tuner, Stereo decoder.IC11 E2PROM Saves & Loads for tuner adjustment data.IC15 Regulator IC Outputs 11.3V for LED and VFD.Q51 Serge Det. ON when the base goes “Hi

11、”.Q52 B.U. Det. ON when the base goes “Hi” during BU applied.Q53 ACC Det. ON when the base goes “Hi” during ACC applied.Q71 Control SW for SERVO+B ON when the base goes “Hi”.Q72 SERVO+B AVR Outputs voltage 7.5V.Q74 Control SW for IC3 ON when the base goes “Hi”. Output voltage is 10.3V.Q151 Panel 5V

12、SW ON when the base goes “Lo”.Q155 DSI ILLUMI SW ON when the base goes “Lo”.Q252 STANDBY SW for IC4 ON when the base goes “Lo”.Q330 Mute driver for Q351, Q352 ON when the base goes “Lo”.Q351 Mute SW for Lch PRE OUT Audio pre-output is muted when the base goes “Hi”.Q352 Mute SW for Rch PRE OUT Audio

13、pre-output is muted when the base goes “Hi”.Q501 AM RF Amplifier Adjusts for Gain. SWITCH UNIT (X16-350x-xx)Ref. No. Application / Function Operation / ConditionIC1 VFD DRIVERIC3 REMOTE SENSORQ1 GREEN LED SW “ON” when the base goes “H”.Q2 RED LED SW “ON” when the base goes “H”.Q21 PAN SW5V “ON” when

14、 the base goes “H”. DAUGHTER UNIT (X89-2690-10) : KDC-MP2032 onlyRef. No. Application / Function Operation / ConditionQ221,222 2-PREOUT MUTE “ON” when the base goes “H”.Q225 2-PREOUT MUTE “ON” when the base goes “H”. CD PLAYER UNIT (X32-5860-00)Ref. No. Application / Function Operation / ConditionIC

15、1 A3.3V regulator Power supply for audio 3.3VIC2 Ope amp for low-pass filterIC3 4ch BTL driver Driving spindle motor and loading/ejection operationIC4 Mechanism -comCOMPONENTS DESCRIPTION4KDC-MP2032/MP232/MP4033/KDC-MP4033S/W4534/W4534YCOMPONENTS DESCRIPTIONMICROCOMPUTERS TERMINAL DESCRIPTION SYSTEM

16、 -COM : IC1 on X34- (ELECTRIC UNIT)Pin No. Pin Name I/O ApplicationTruth ValueProcessing/Operation/DescriptionTable1 DCERR I DC offset error detection input2 LINE MUTE I Phone detectionTEL mute: 1V or lowerNAVI mute: 2.5V or higher3ROTARY CW I Rotary encoder input4AVSS -5 TUNER TYPE1 I E-VOL setting

17、 switching q Refer to the truth value table6 TUNER TYPE2 I E-VOL setting switching q Refer to the truth value table7AVREF1 -8 VFD DATAF I Data input from VFD driver9 VFD DATAS O Data output to VFD driver10 VFD CLK O CLK output to VFD driver11 VFD RST O Reset output to VFD driverL: Display off, key r

18、eset, panel detachedH: Display on, key scan12 VFD CE O CE output to VFD driver13 ROTARY CCW I Rotary encoder input14 TDF DET I Panel detection H: Panel detached, L: Panel attached15 PWIC BEEP O Beep output16 LX DATA S I Data from slave unit17 LX DATA M O Data to slave unit18 LX CLK I/O LX-BUS clock1

19、9 RDS AFSL O Tuner RDS mute output w Refer to the truth value tableADJ=H20 TUNER ADJ I For IC10 adjustment PS1-1, 2=L PS1-3=Hi-Z, PS2-1, 2=Hi-ZTuner data, CLK=Hi-Z21 TUNER SD I Tuner search stop input H: Station found, L: Station not foundRef. No. Application / Function Operation / ConditionIC5 BU 3

20、.3V regulator Power supply for backup 3.3VIC6 D3.3V regulator Digital 3.3V power supplyIC7 Audio DAC built-in servo DSP MP3, WMA, and AAC compatibleIC11 Buffer IC Level shiftQ1 A3.3V discharge circuitQ4 Current amp Adjusts current to be sent to laserQ5,6 SW 5VQ7,8 SW 8VD1 For current ampKDC-MP2032/M

21、P232/MP4033/KDC-MP4033S/W4534/W4534Y5Pin No. Pin Name I/O ApplicationTruth ValueProcessing/Operation/DescriptionTable22 LX RST O Forced reset to slave unit H: Reset, L: Normal23 LX CON O Start-up request to slave unit H: Slave unit ON, L: Slave unit OFF24 LX REQ M O Communication request to the slav

22、e unit25 AUD SDA I/O E-VOL and tuner I2C data input/output26 AUD SCL I/O E-VOL and tuner I2C CLK output27 PWIC STBY O Power IC STBY output H: Power IC ON, L: Power IC OFF28 VOL MUTE O E-VOL mute output L: Mute OFF, Hi-Z: ON29 PWIC MUTE O Power IC mute output L: Power OFF, STANDBY, or TEL mute.30 TUN

23、ER FANC OUT O Tuner block (in -com) check L: E2P OK, H: NG31 RESET2 O Mute for reset Output L32 RDS DATA I RDS decoder data input33 VSS1 -34 RDS QUAL I RDS decoder QUAL input35 ACC DET I ACC detection L: ACC ON, H: ACC OFF36 BU DET I Momentary power down detectionL: BU found,H: BU not found (momenta

24、ry power down)37 PON I/O SW5V/SW14V control L: ON, Hi-Z: OFF38 PS2-2 O Power Supply control output 2-2 e Refer to the truth value table39 PS2-1 O Power Supply control output 2-1 e Refer to the truth value table40 PS1-1 O Power Supply control output 1-1 e Refer to the truth value table41 PS1-2 O Powe

25、r Supply control output 1-2 e Refer to the truth value table42 PS1-3 O Power Supply control output 1-3 e Refer to the truth value table43 NC -44 PON CD I/O Power supply control for MP3 L: ON, Hi-Z: OFF45 CD MUTE I CD mute request L: Mute request46 CD MSTOP O CD mechanism -com stopH: Mechanism -com i

26、n operation,L: Mechanism -com stopped47 CD LOE LIM SW I CD detection (chucking SW) H: Loading completed, L: Disc not found48 CD LOEJ I/O CD motor control r Refer to the truth value table49 CD MOTOR O CD motor control r Refer to the truth value table50 NC -51 CD MRST O CD mechanism -com reset H: Norm

27、al, L: Reset52 CD SCL I/O CD mechanism I2C clock output53 CD DISC12 SW I 12cm disc detection54 CD LOS SW I CD loading detection55 CD SDA I/O CD mechanism I2C clock input/output56 OEM DISP CE I/O External display CE External display57 OEM DISP CLK I/O External display CLK External display58 OEM DISP

28、DATA I/O External display DATA External display59 DSI O DSI controlH: DSI ON, L: DSI OFFTDF DET=blink when H60 RESET -61 NC -62 PON FL O VFD power supply ONH: ON, L: OFFL: When TDF DET is H, H: When TDF DET is LMICROCOMPUTERS TERMINAL DESCRIPTION6KDC-MP2032/MP232/MP4033/KDC-MP4033S/W4534/W4534YPin N

29、o. Pin Name I/O ApplicationTruth ValueProcessing/Operation/DescriptionTable63 KEY REQ I Communication request from VFD driver L: Key input64 RDS CLK I RDS decoder CLK input65 REMO I Remote control input66 LX REQ S I Communication request from slave unit67 VSS0 -68 VDD1 -69,70 X2,X1 -71 TEST -72,73 X

30、T2,XT1 -74 VDD0 -75 AVDD -7678 TYPE 31 I Destination switching t Refer to the truth value table79 RDS NOISE I Tuner Quality (Noise) input80 TUNER SMETER I Tuner S meter inputMICROCOMPUTERS TERMINAL DESCRIPTIONTRUTH VALUE TABLEt DESTINATIONTYPE 3 TYPE 2 TYPE 1 DESTIMODEL(pin 76) (pin 77) (pin 78) NAT

31、ION000KKDC-232MR/MP2032/MP232001EKDC-W4534/Y010MKDC-MP4033/MP4033S/MP4533011-100-101-110-111-r CD MECHA CONTROL OPERATIONCD LOEJ CD MOTOR CD MECHA OPERATIONLH LoadHH EjectHi-Z L StopHi-Z H Brakew RDS AFSL (AF search)Normal condition communication (IC10 side : High)High (Quality time constant long /

32、Stereo Decoder PLL : Nothold)LowAF search (IC10 side : Middle)(Quality time constant short / Stereo Decoder PLL : Hold)e POWER SUPPLY IC (IC3) CONTROLSEL1 (Pin No. 11)PS1-2 PS1-3 PS2-1 ILLUMI P-CON P-ANTLLLOFF OFF OFFLLHONOFF OFFHLHONONOFFHHHONONONSEL2 (Pin No. 12)PS1-1 PS2-2 AUDIO SW5 AMLLOFF OFF O

33、FFHLONON OFFHHONON ONq TUNER TYPEModel TYPE 1 TYPE 2KENWOOD brand model (initial value) L LOEM model (with CRSC changed) L HKENWOOD brand model (with CRSC changed) H LKENWOOD brand model (to support test-driving in EU) HHKDC-MP2032/MP232/MP4033/KDC-MP4033S/W4534/W4534Y7 MECHANISM -COM : IC4 (X32- :

34、CD PLAYER UNIT)Pin No. Pin Name I/O ApplicationProcessing OperationRemarksDescription1NC-Not used. Low-fixed2 E2P SCL I/O Rom correction E2P I2C clock35 NC - Not used. Low-fixed6 VDD - 5V electric potential7 GND - GND electric potential8,9 NC - Not used. Low-fixed10,11 PON1,PON2 O Power ON/OFF contr

35、ol H : ON, L : OFF12 LOE/LIM SW I Down-limit SW detection L : Lim detectionUsed with DXM-6680W (X32-586).13 DAC MUTE O DAC MUTE control H : MUTE ON, L : MUTE OFF With DXM-6580W (X32-574), open andL-fixed.Used with DXM-6680W (X32-586).14 DAC RST O DAC RESET H : NORMAL, L : RESET With DXM-6580W (X32-5

36、74), open andL-fixed.H : Emphasis ON,Used with DXM-6680W (X32-586).15 EMPH O External DAC Emphasis controlL : Emphasis OFFWith DXM-6580W (X32-574), open andL-fixed.16,17 NC - Not used. Low-fixed18 IC/Vpp - Write voltage (FLASH)L : Normal operation,H : In writing.19 MUTE L O Lch audio MUTE control L

37、: MUTE ON, H : MUTE OFF20 MUTE R O Rch audio MUTE control L : MUTE ON, H : MUTE OFF21 TYPE I DAC switchingH : DSP built-in DAC used, H : DXM-6580W (X32-574),L : DSP built-in DAC Not used. L : DXM-6680W (X32-586)22 TEST O 1 O TEST MODE O 1 (Not used.)23 TEST O 2 O TEST MODE O 2 (Not used.)24 TEST O 3

38、 O TEST MODE O 3 (Not used.)25 TEST O 4 O TEST MODE O 4 (Not used.)26 NC - Not used. Low-fixed27 WAIT I Wait control signal detection2830 NC - Not used. Low-fixed31 RESET I Reset detection H : NORMAL, L : RESET32 XT1 I Not used.33 XT2 - Not used.34 REGC -35 X2 -36 X1 I37 Vss - GND electric potential

39、38 VDD - 5V electric potential39 NC - NC Output stopped in standby 3.3V driven40 WRL I Multiplex WRITE signal 3.3V drivenMICROCOMPUTERS TERMINAL DESCRIPTION8KDC-MP2032/MP232/MP4033/KDC-MP4033S/W4534/W4534YPin No. Pin Name I/O ApplicationProcessing OperationRemarksDescription41,42 NC - Not used. Low-

40、fixed 3.3V driven43 RD O Multiplex RD signal 3.3V driven44 ASTB O Multiplex ASTB signal 3.3V driven45 NC - Not used. Low-fixed 3.3V driven46 NC - Not used. Low-fixed 3.3V driven4754 AD0AD7 I/O Multiplex address/data 3.3V driven55 BVdd - BUS interface power supply56 BVss - BUS interface GND5761 AB8AB

41、12 I/O Multiplex data/address 3.3V driven6265 NC - Not used. Low-fixed 3.3V driven66 CS O Chip select control H : OFF, L : ON 3.3V driven67 DSP RESET O DSP reset control H : NORMAL, L : RESET 3.3V driven6870 NC - Not used. Low-fixed 3.3V driven71 Avdd -72 Avss -73 Avref I A/D port reference voltage

42、input74 NC - Not used. Low-fixed75 RAMSEL IWith DRAM/No DRAM switchingH : With DRAM, L : No DRAMfor different models76 RZM I 0bit MUTE detection H : 1.7V, L : 1.7V77 LZM I 0bit MUTE detection H : 1.7V, L : 1.7V78 AAC I AAC compatibility switchingH : AAC non-compatible, AAC non-compatible mode has pr

43、iorityL : AAC compatible for both hardware and software.79 ASEL I Audio output polarity switchingH : Reverse output,L : Non-reverse output80 E2P WR I E2PROM write switchingH : E2PROM WRITE,L : NORMAL81 TEST I 0 I TEST MODE I 0 (Not used.)82 TEST I 1 I TEST MODE I 1 (Not used.)83 TEST I 2 I TEST MODE

44、 I 2 (Not used.)84 TEST I 3 I TEST MODE I 3 (Not used.)85,86 NC - Not used. Low-fixed87 MSTOP I Standby restart interruption H : STOP release, L : STOP88 INTSV I Interruption from servo IC H : Interruption8992 NC - Not used. Low-fixed93 D-MUTE O Driver MUTE H : OFF, L : ON94 SYS SDA I/O System -com

45、I2C data Flash write port (SI0)95 NC - Not used. Low-fixed Flash write port (SO0)96 SYS SCL I/O System -com I2C clock Flash write port (SCK0)9799 NC - Not used. Low-fixed100 E2P SDA I/O ROM correction E2P I2C dataMICROCOMPUTERS TERMINAL DESCRIPTIONKDC-MP2032/MP232/MP4033/KDC-MP4033S/W4534/W4534Y9 Ho

46、w to enter the test modePress and hold the 1 and 3 keys and reset.(While “ ” is being displayed, power can be ON for 30minutes.) How to clear the test modeReset. (Not cancelled by Power OFF or ACC OFF.) Test mode default condition Source is STANDBY. Display lights are all turned on. The volume is at

47、 -10dB (The display is 30). LOUD is OFF. CRSC is off regardless of the availability of switching func-tion. SYSTEM Q is NATURAL (=FLAT). BEEP always functions when the key is pressed while insources other than STANBY. Specification of test mode for tunerK3I forced switching 6 key in TUNER mode switc

48、hes AUTO forced narrow forced middle forced wide. When K3I AUTO, if PTY dot is off, filter value read fromFAST4 is displayed. If force-set, PTY dot is lit and the set-ting value is displayed. (“Forced/AUTO” is determined bythe PTY dot being on or off.)Wide : “FMW 98.1”Middle : “FMM 98.1”Narrow : “FM

49、N 98.1”RDS automatic measurement (KDC-W4534/Y only) TUNER mode 4 key frequency shall be 98.3MHz. When RDS data (“RDS TEST”) is received, P.CON is set toOFF. CD receiver test mode specification Display mode default setting shall be P-TIME.Forced ejection is prohibited while reset-starting. Note thatCD is not to be recognized by reset while it is inserted.Jumps to the next tracks by pressing the key.No.9 No.15 No.10 No.11 No.12 No.13 No.22 No.14 No.9 (Recursive)Note that when playing