Kenwood-KDCMP-332-Service-Manual电路原理图.pdf

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1、 2005-12 PRINTED IN JAPANB53-0357-00 (N)1613CD RECEIVERSERVICE MANUALKDC-MP332KDC-MP5033KDC-W534KDC-W534YVOLAUDSET UPSCAN RDM REPQ MENU M.RDMF.SELKDC-MP332FFAMFM SCRLAUTOAME/C.S.DISPVOLAUDSET UPSCAN RDM REPQ MENU M.RDMF.SELKDC-MP5033FFAMFM SCRLAUTOAMETIAMEVOLAUDSET UPSCAN RDM REPQ MENU F.SELKDC-W534

2、FFAMFM SCRL/PTYDISPRDMVOLAUDSET UPSCAN REPQ MENU F.SELKDC-W534YFFFM SCRLAUTOAMEAMPanel assyKDC-MP332 (A64-3755-01)Panel assyKDC-MP5033 (A64-3756-01)Mounting hardware assy(J22-0011-03)Lever(D10-4589-04) x2* DC cord(E30-6415-15)* Screw set(N99-1757-05)* Escutcheon(B07-xxxx-xx)SPARE TDF PANELMAIN UNIT

3、NAME TDF PARTS No. TDF NAMEKDC-MP332 Y33-2400-62 TDF-MP63DKDC-MP5033 Y33-2400-63 TDF-MP5033KDC-W534 Y33-2400-64 TDF-W534KDC-W534Y Y33-2400-65 TDF-W534Y* Carrying case(W01-1661-05)* DC cord(E30-6427-05)* Antenna adaptor(T90-0523-05)* Plastic cabinet assy(A02-2743-03)* Remote controller assy (RC-517)(

4、A70-2069-15)Battery(Not supplied)Panel assyKDC-W534 (A64-3758-01)Panel assyKDC-W534Y (A64-3767-01)Mounting hardware (R)(J22-0259-04)Mounting hardware (L)(J22-0258-04)Screw set(N99-1780-05)* Depends on the model. Refer to the parts list.This product uses Lead Free solder.2KDC-MP332/MP5033KDC-W534/W53

5、4YBLOCK DIAGRAMCDSERVOA8VBU5VCHANGERJ2E-VOLIC10&AM AGCQ501FM AGCL506AM+BANTJ4TUNER/MPXIC11E2PROMu-COMIC1IC7RST ICIC8PRE MUTEQ351,352IC4POWER ICBU5VA8VMUTE LOGICIC6BACKJ1PAN5VQ151PAN5Q72,73SERVOSERVOVFD REGIC15POWER SUPPLY ICIC3AM+BA8VBU5VED1VFDREMOTEIC2VOLS1S151.PAN5VJ6PRE OUTCD5VSURGE DETBU DETACC

6、DETDECODERRDSQ152ILLUMI SWKEYEJECTILLUMIEJECTQ53Q52Q51OEMBU5VQ156S152DME1SYSTEMDETPANELSW5VQ54R56-58Q71CONTROLSERVOWH2TEL MUTER81BU5V(with DRIVER / KEY MATRIX)AUDIO OUTMPX OUTMPX INAUDIO OUTSP OUTBACK UPACCOEM REMOTETEL MUTEP-ANTP-CONP-ANTP-CONAM+BAUDIO+BVCCILLUMIBU5VILLUMIKEY:CHCDFM (E)FM (J/K)AM (

7、J/K)AM (E): 1800mV1372mV600mV855mV3600mV3600mV800mV1200mVELECTRIC UNIT (X34-)SWITCH UNIT (X16-)CD PLAYER UNIT (X32-586x-xx)(X34- )BOARDMOTHEREFACBTR COILFO COILDPU1APCIC716.934MHzCLOCKIC3LPFIC2SWA3.3V REGIC1LOADING &MECHAu-COMIC4CLOCK16.00MHzRF AMPSERVOMP3 DECODERWMA DECODER1Mbit SRAMPROCESSORD3.3V

8、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.GNDP-ON1P-ON23KDC-

9、MP332/MP5033KDC-W534/W534YCOMPONENTS DESCRIPTION ELECTRIC UNIT (X34-417x-xx)Ref. No. Application / Function Operation / ConditionIC1 System -com System controller.IC3 Power Supply DC5V x 1, 7.8V x 1, 8.0V x 1, 10.2V, P-CON, P-ANT output.IC4 Power IC Signal amplifier.IC6 Mute logic Controls for mute

10、action.IC7 RDS Decoder RDS decoder.IC8 Reset IC “L”: detection voltage below 3.6VIC9 MECHA+B Outputs 5V for CD mechanism.IC10 E-VOL.& Tuner E-VOL, Tuner, Stereo decoder.IC11 E2PROM Saves and loads for tuner adjustment data.IC15 LED & VFD+B Outputs 11.25V for LED and VFD.Q51 Serge Det. ON when the ba

11、se goes “Hi”.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.Q54 BU5V SW ON when the base goes “Lo”.Q71 Control SW for SERVO+B ON when the base goes “Hi”.Q72,73 SERVO+B AVR Output voltage is 7.5V.Q74 Control SW for IC3 ON when the

12、 base goes “Hi”. Output voltage is 10.2VQ91 Control SW for IC9 ON when the base goes “Hi”.Q151 Panel 5V SW ON when the base goes “Lo”.Q152 FL+B SW ON when the base goes “Lo”.Q153 FL+B SW ON when the base goes “Hi”.Q156 EJECT ILLUMI SW ON when the base goes “Hi”.Q330 Mute driver for Q351, Q352 ON whe

13、n the base goes “Lo”.Q351 Mute SW for Lch PREOUT Audio pre-output is muted when the base goes “Hi”.Q352 Mute SW for Rch PREOUT Audio pre-output is muted when the base goes “Hi”.Q501 AM RF Amplifier Adjusts for gain. SWITCH UNIT (X16-349x-xx)Ref. No. Application / Function Operation / ConditionIC2 Re

14、mote Control ICQ4,5 SW5V The base of Q4 goes “L” when the base of Q5 is “H” and the power supply of IC2 is turned on.Q10 GREEN LED SW GREEN LED is turned on when the base level of Q10 goes “H”.Q12 GRID1 SW When the base of Q12 is “L”, the current is supplied to G1.Q13 GRID2 SW When the base of Q13 i

15、s “L”, the current is supplied to G2.Q14 GRID3 SW When the base of Q14 is “L”, the current is supplied to G3.Q15 RED LED SW RED LED is turned on when the base level of Q15 goes “H”.Q20 Key Scan Start SW Key scan starts when the base of Q20 goes “H”.4KDC-MP332/MP5033KDC-W534/W534Y DAUGHTER UNIT (X89-

16、2690-10): KDC-MP332/MP5033 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 (X32-5860-0x)Ref. No. Application / Function Operation / ConditionIC1 A3.3V regulator Power supply for

17、 audio 3.3VIC2 Ope amp for low-pass filterIC3 4ch BTL driver Driving spindle motor and loading/ejection operationIC4 Mechanism -comIC5 BU 3.3V 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 I

18、C Level shiftQ1 A3.3V discharge circuitQ4 Current amp Adjusts current to be sent to laserQ5,6 SW 5VQ7,8 SW 8VD1 For current ampCOMPONENTS DESCRIPTION5KDC-MP332/MP5033KDC-W534/W534YMICROCOMPUTERS TERMINAL DESCRIPTION SYSTEM -com: IC1 on X34- (ELECTRIC UNIT)Pin No. Pin Name I/O ApplicationTruth ValueP

19、rocessing / Operation / DescriptionTable1 DCERR I DC offset error detection input2 LINE MUTE I Phone detection TEL MUTE: 1V or lower, NAVI MUTE: 2.5V or higher3 ROTARY CW I Rotary encoder input Caution when the panel is flipped down4AVSS -5 TUN TYPE1 I E-VOL setting switching q Refer to the truth va

20、lue table6 TUN TYPE2 I E-VOL setting switching q Refer to the truth value table7AVREF1 -8 VFD DATAF I Data input from VFD9 VFD DATAS I/O Data input/output from or to VFD10 VFD CLK O Clock output to VFD11 VFD RST O Reset to VFD L: Reset, H: Normal, L: While momentary power down12 VFD CE O Chip-enable

21、 output to VFD13 ROTARY CCW I Rotary encoder input Caution when the panel is flipped down14 FLIP DET I Flip-down panel detection H: PANEL released, 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 clock19 RDS AFSL O T

22、uner RDS mute output 2 w Refer to the truth value table20 TUN ADJ I For IC10 adjustmentWhen ADJ=HPS1-1,2=L, PS1-3=Hi-z, PS2-1,2=Hi-z, TUN DATA,CLK=Hi-z21 TUN SD I Tuner search stop input H: Station found, L: Station not found22 LX RST O Forced-reset to slave unit H: Reset, L: Normal23 LX CON O Start

23、-up request to slave unit H: Slave unit ON, L: Slave unit OFF24 LX REQ M O Communication request to the slave unit25 AUD SDA I/O Tuner & Vol I2C data input/output26 AUD SCL I/O Tuner & Vol I2C clock output27 PWIC STBY O Power IC standby output H: POWER IC ON, L: POWER IC OFF28 VOL MUTE O E-VOL mute

24、output Low: MUTE OFF, Hi-z: ON29 PWIC MUTE O Power IC mute output L: POWER OFF, STANDBY, or TEL MUTE30 TUN FANC OUT OTuner block (in -com) check L: E2P OK, H: E2P NG31 RESET2 O Mute for reset Outputs L32 RDS DATA I RDS decoder data input33 VSS1 -34 RDS QUAL I RDS decoder qualification input35 ACC DE

25、T I ACC detection L: ACC ON, H: ACC OFF36 BU DET I Momentary power down detection L: BU found, H: BU not found (momentary power down)37 PON I/O SW5V/SW14V control ON: L, OFF: Hi-z6KDC-MP332/MP5033KDC-W534/W534YPin No. Pin Name I/O ApplicationTruth ValueProcessing / Operation / DescriptionTable38 PS2

26、-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 Power supply control output 1-2 e Refer to the truth value table42 PS1

27、-3 O Power supply control output 1-3 e Refer to the truth value table43 KEY CDEJ I Flip-down panel eject key L: EJECT44 PON CD I/O Power supply control for MP3 ON: L, OFF: Hi-z45 CD MUTE I CD mute request L: MUTE request46 CD MSTOP O CD mechanism -com stop H: Mechanism -com in operation, L: Mechanis

28、m -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 CD DISC8 SW I 8cm disc detection (not used)51 CD MRST O CD mechanism -c

29、om reset H: Normal, 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 chip enable External display57 OEM DISP CLK I/O External display clock E

30、xternal display58 OEM DISP DATA I/O External display data External displayEject illumi control and DSIH: LED ON, L: LED OFF59 EJECT ILLUMI Ofor flip-down panelOn when FLIP DET=H and PANEL DET=LBlink when FLIP DET=H and PANEL DET=H60 RESET -61 PANEL DET I Flip-down panel detection H: Flip-down panel

31、detached, L: Flip-down panel attached62 PON FL O Power supply for displayH: ON, H: OFF, L: When FLIP-DOWN DET H,H: When FLIP-DOWN DET L63 KEY REQ I Communication request from VFD L: KEY input64 RDS CLK I RDS decoder clock input65 REMO I Remote control input66 LX REQ S I Communication request from sl

32、ave unit67 VSS0 -68 VDD1 -69 X2 -70 X1 -71 TEST -72 XT2 -73 XT1 -MICROCOMPUTERS TERMINAL DESCRIPTION7KDC-MP332/MP5033KDC-W534/W534YTruth Value Tableq : Tuner typeTYPE 1 TYPE 2Kenwood brand model (initial value) L LOEM model (with CRSC changed) L HKenwood brand model (with CRSC changed) H LKenwood br

33、and model (to support test-driving in EU) HHw : AFSL pin (AF search)High Normal communication IC10 side: HighLow AF search destinations reception IC10 side: Middlestatus checking and AF searchw : -com controlAFSLHigh Hi-zLow LMICROCOMPUTERS TERMINAL DESCRIPTIONPin No. Pin Name I/O ApplicationTruth V

34、alueProcessing / Operation / DescriptionTable74 VDD0 -75 AVDD -76 TYPE 3 I Destination switching t Refer to the truth value table77 TYPE 2 I Destination switching t Refer to the truth value table78 TYPE 1 I Destination switching t Refer to the truth value table79 RDS NOISE I Tuner quality (noise) in

35、put80 TUN SMETER ITuner S meter inputr : CD mechanism control operationCD LOEJ CD MOTOR CD mechanism opeartionLH LoadHH EjectHi-z L StopHi-z H Braket : Destination switchingTYPE3 TYPE2 TYPE1 Destination Model000KKDC-MP332001 - -010MKDC-MP5033011 - -100EKDC-W534101EKDC-W534Y110 - -111 - -e : Power su

36、pply IC (IC3) controlSW1 (Pin No. 10)PS1-1 PS1-2 PS1-3 AUDIO P-CON P-ANTLLLOFF OFF OFFHLLONOFF OFFHHLONONOFFHHHONONONSW2 (Pin No. 11)PS2-1 PS2-2 ILLUMI FM+B AM+BLLOFF OFF OFFHLONON OFFHHONOFF ON8KDC-MP332/MP5033KDC-W534/W534Y MECHANISM -com : IC4 on X32- (CD PLAYER UNIT)Pin No. Pin Name I/O Applicat

37、ionProcessing 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 control H : ON, L : OFF12 LOE/LIM SW I Down-limit S

38、W 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), openand L-fixed.Used with DXM-6680W (X32-586).14 DAC RST O DAC RESET H : NORMAL, L : RESET With DXM-6580W (X32-574), openand L-fixed.H : Emphasis ON,Used with

39、 DXM-6680W (X32-586).15 EMPH O External DAC Emphasis controlL : Emphasis OFFWith DXM-6580W (X32-574), openand L-fixed.16,17 NC - Not used Low-fixed18 IC/Vpp - Write voltage (FLASH)L : Normal operation,H : In writing19 MUTE L O Lch audio MUTE control L : MUTE ON, H : MUTE OFF20 MUTE R O Rch audio MUT

40、E 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 O TEST MODE O 3 (Not used)25 TEST O 4 O TEST MODE

41、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 used33 XT2 - Not used34 REGC -35 X2 -36 X1 I37 Vss - GND electric potential38 VDD - 5V electric potential39 NC - NC Output stopped

42、in standby 3.3V driven40 WRL I Multiplex WRITE signal 3.3V drivenMICROCOMPUTERS TERMINAL DESCRIPTION9KDC-MP332/MP5033KDC-W534/W534YPin No. Pin Name I/O ApplicationProcessing OperationRemarksDescription41,42 NC - Not used Low-fixed 3.3V driven43 RD O Multiplex RD signal 3.3V driven44 ASTB O Multiplex

43、 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 AB8AB12 I/O Multiplex data/address 3.3V driven6265 NC - Not used Low-fixed 3.3V dr

44、iven66 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 input74 NC - Not used Low-fixed75 RAMSEL IWith DRAM/No DRAM switchingH : With D

45、RAM, 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 priorityL : AAC compatible for both hardware and software.79 ASEL I Audio output p

46、olarity 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 I 2 (Not used)84 TEST I 3 I TEST MODE I 3 (Not used)85,86 NC - Not used Low-fixed

47、87 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 I2C data Flash write port (SI0)95 NC - Not used Low-fixed Flash write port (SO0)96 SYS

48、 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 DESCRIPTION10KDC-MP332/MP5033KDC-W534/W534YTEST MODE How to enter the test modePress and hold the 1 and 3 keys and reset.(While “ ” is being displayed,

49、 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 -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 STANDBY. Specification of test mode for tuner1) K3I forced switching 6 key in TUNER mode switches