Kenwood-KD-CW-40-AY-Service-Manual电路原理图.pdf

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1、 2006-5 PRINTED IN JAPANB53-0422-00 (N)350This product uses Lead Free solder.SPARE TDF PANELMAIN UNIT NAME TDF PARTS No. TDF NAMEKDC-W40AY Y33-2420-66 TDF-W434YKDC-W3534A Y33-2420-64 TDF-W4034YPanel assyKDC-W40AY (A64-3806-22)Panel assyKDC-W3534A/G (A64-3957-12)FMAMSCRL/PTYDISPVOLAUDFFSET UPSCAN RDM

2、 REPDIMKDC-W3534TI QAME MENU F.SELFMAMVOLAUDFFSET UPSCAN RDM REPDIMKDC-W40AUTO QAME MENU F.SELSCRLDISPMounting hardware assy(J21-9716-03)DC cord(E30-6427-05)Lever(D10-4589-04) x2Escutcheon(B07-3122-01)Antenna adaptor(T90-0523-05)Carrying case(W01-1661-05)KDC-W3534G Y33-2420-64 TDF-W4034YEuropean mar

3、ket products comply with the RoHS directive. CD RECEIVERKDC-W3534A/GKDC-W40AYSERVICE MANUAL2KDC-W3534A/W3534GKDC-W40AYBLOCK DIAGRAME2PROMTUNER + MPX + E-VOL.IC10CD MECHABUD5VA8VSYSTEM u-COMBUSP-OUTMUTEQ701-703PRE-OUTPHONEACC-DETQ101SURGE-Q51BU-DETQ103Q6,7SW14VQ1Q2,3DC-CNA8VSERVO+BD5BU5SW5DETMUTEDC-C

4、N etcPAN5VRESET ICIC8ILLUMI+BCNPANEL DETRESETENCODERROTARYREMOTE SW5VVFD DRIVERKEY ILLUMIDISPLAYIC1SW5Q21IC1PAN5IC14IC3J1FM+B+BFMQ8,9ILLUMI+BILLUMI+BAM+BS11LEDED1FL+BJ6PREQ104,105IC11IC7SERVO+BA8VBU5BU5DSIQ301Q401BU5BU5J1DME1REMOTEWIREDBU5SW5CDSERVOBU5CN3RDSDECODERSW5SW5AM AGCQ501AM+BFM AGCQ502J2ANT

5、BU5POWERICQ901-903OFFSETDCDETR103BU5SUPPLYPOWERICIC3FL+BQ5SW14VSW51/2WRx5R11-15S1R80-821/2W Rx3FL+BGNDKEY MATRIXSWITCHJ1J5322111REAR L/RFRONT L/RFRONTBU DETACCPHONEP-ANTP-CONB.U.MUTEPHONEACC DETRSTPHONEACC-DET/BU-DETPS1-1/PS1-2/PS1-3P.ON FLPS2-1/PS2-259BU DETQ103From1331211REARFromX16-1To IC1To IC1T

6、o IC1From IC1PON FLPS1-1/PS1-2/PS1-3PS2-1/PS2-2From IC1119122ELECTRIC UNIT (X34- )(X16- )E FACBTR COILFO COILAPCIC716.934MHzCLOCKIC3LPFIC2SWA3.3V REGIC1LOADING &MICROPROCESSORIC4CLOCK16.00MHzRF AMPSERVOMP3 DECODERWMA DECODERAAC DECODERPROCESSORD3.3V REGIC6MOTORDRIVERMOTORSPINDLEBU3.3V REGIC5S2S4S1S3

7、+1Mbit SRAM+(0-01)ONLYSLEDMOTORDM1DM2Q7,8X1X2SDRAM16MBITIC8Q4DPU1CD PLAYER UNIT (X32-5920-04)BOARDMOTHER(X14- )VREFD.GNDBU5V8EJE-SW12EJE-SWLOS-SWLOE/LIM-SWD.GNDD5.0VMOTORLO/EJS.GNDD.GNDD.GNDP-ON1S.GNDDATAMUTE RMUTE LMSTOPMRSTCLKA.GNDA8VR-chL-chD.GNDS.GNDD.GNDD.GNDD.OUTP-ON2S7.5VDMUTED.GND3KDC-W3534A

8、/W3534GKDC-W40AYCOMPONENTS DESCRIPTION ELECTRIC UNIT (X34-433x-xx)Ref. No. Application / Function Operation / ConditionIC1 System -COM System controlIC3 Power Supply IC DC5V x 1, 7.9V x 1, 8.1V x 2, 10.2V x 1, P-CON, P-ANT outputIC7 RDS Decoder RDS decoderIC8 Reset IC “L”: detection voltage below 3.

9、6VIC10 E-VOL & Tuner E-VOL, Tuner, Stereo decoderIC11 E2PROM Save & Load for tuner adjust dataIC14 Power IC Signal amplifierQ1 14V SW ON when the base goes “Hi”Q2 SERVO+B AVR Output voltage 7.5VQ3 Control SW for SERVO+B ON when the base goes “Hi”Q5 FL+B SW ON when the base goes “Hi”Q6 FL+B AVR Outpu

10、t voltage 11VQ7 Control SW for FL+B ON when the base goes “Hi”Q8 FM+B AVR Output voltage 8.0VQ9 Control SW for FM+B ON when the base goes “Hi”Q51 SERGE Det. ON when the base goes “Hi”Q101 ACC Det. ON when the base goes “Hi” during ACC is appliedQ103 BU Det. ON when the base goes “Hi” during BU is ap

11、pliedQ104,105 MUTE Control ON when the base goes “Hi”Q401 Panel 5V SW ON when the base goes “Lo”Q501 AM RF Amplifier Adjusts for gainQ502 FM RF Amplifier RF amplifierQ503 AFS Control AFS time controllerQ802 Buffer IC10 QUAL output bufferQ901 DC OFFSET Det ON when the base goes “Q902 and Q903s output

12、 separate”Q902,903 DC OFFSET Det SW ON when the base goes “IC14s SP-OUT (DC) separate” SWITCH UNIT (X16-350x-xx)Ref. No. Application / Function Operation / ConditionIC1 VFD DRIVERQ21 PAN SW5V “ON” when the base goes “H” CD PLAYER UNIT (X32-5920-04)Ref. No. Application / Function Operation / Conditio

13、nIC1 A3.3V regulator Power supply for audio 3.3VIC2 Low pass filterIC3 4ch BTL driver Driving spindle motor and loading/ejection operation4KDC-W3534A/W3534GKDC-W40AYRef. No. Application / Function Operation / ConditionIC4 Mechanism -comIC5 BU3.3V regulator Power supply for backup 3.3VIC6 D3.3V regul

14、ator Digital 3.3V power supplyIC7 Audio DAC built-in servo DSP MP3, WMA, and AAC compatibleIC11 Buffer IC Level shiftQ1 A3.3V discharge circuitQ4 APC (Auto power control) Adjusts current to be sent to laserQ5,6 SW 5VQ7,8 SW 8VD1 APC (Auto power control) Protects the pick-up laser diodeCOMPONENTS DES

15、CRIPTIONMICROCOMPUTERS TERMINAL DESCRIPTION SYSTEM -com: IC1 (X34-: ELECTRIC UNIT)Pin No. Pin Name I/O ApplicationTruth ValueProcessing / Operation / DescriptionTable1 PS2 2 O Power IC control 2-2 q Refer to the truth value table2 PS2 1 O Power IC control 2-1 q Refer to the truth value table3 PS1 1

16、O Power IC control 1-1 q Refer to the truth value table4 PS1 2 O Power IC control 1-2 q Refer to the truth value table5 PS1 3 O Power IC control 1-3 q Refer to the truth value table6 REMO I Remote control signal input Detect pulse width7NC-Not used Fix to output L8 BYTE I Memory extension bus width

17、setting Connect to VSS9 CNVSS - Connect to VSS. H: Can be changed (Only for FLASH)10 XCIN - 32.768kHz11 XCOUT - 32.768kHz12 RESET - L: RESET13 XOUT - 10.0MHz14 VSS -15 XIN - 10.0MHz16 VCC1 -17 NMI I Connect to VCC (pull up)5KDC-W3534A/W3534GKDC-W40AYPin No. Pin Name I/O ApplicationTruth ValueProcess

18、ing / Operation / DescriptionTable18 CN DET I Panel communication detection H: Without PANEL, L: With PANEL19 NC - Not used Fix to output L20 KEY REQ I Communication request form VFD driver Connect to INT21 PON FL O Key illumi power supply control ON: H, OFF: L22 DSI I/O DSI control OFF: Hi-z PANEL

19、detached, Pulse drive ON: H23 PON PANEL I/O Panel 5V controlON: L, Momentary power down, when PANEL detached,11 minutes after ACC OFF: Hi-z2427 NC - Not used Fix to output L28 PWIC BEEP O Beep output29 CD SCL I/O CD mechanism I2C clock output30 CD SDA I/O CD mechanism I2C data input/output31 VFD SYS

20、 DATA O VFD data output Data output32 VFD PAN DATA I VFDINT/data input INT/data input33 VFD CL O VFD clock output 52kHz34 VFD INH O VFD data blanking outputH: Cancel reset, L: RESET, L: Momentary power down,when PANEL detached, 11 minutes after ACC OFF35 AUD SDA I/O IC10 I2C data input/output36 AUD

21、SCL I/O IC10 I2C clock input/output37 CD MUTE I CD MUTE request L: MUTE request38 CD MSTOP O CD mechanism -com stop H: Mechanism -com in operation, L: Mechanism -com stopped39 CD LOE LIM SW I CD detection (chucking SW) H: Loading completed, L: Disc not found40 CD LOEJ I/O CD motor control w Refer to

22、 the truth value table41 EPM I FLASH EPM input L: Can be changed (Only for FLASH). Connect to VSS (pull down)42 CD MOTOR O CD motor control w Refer to the truth value table43 CD DISC8 SW I CD disc detection (8cm)44 CD MRST O CD mechanism -com RST H: Normal, L: Reset45 CD DISC12 SW I CD disc detectio

23、n (12cm)46 VFD CE O VFD control request47 CD LOS SW I CD loading detection48,49 NC - Not used Fix to output L50 ROTARY CW IVOL key input Detect pulse width51 NC - Not used Fix to output L52 ROTARY CCW IVOL key input Detect pulse width5356 NC - Not used Fix to output L57 RDS AFS L O TUN RDS MUTE outp

24、utH: NormalL: FM/AM SEEK, AF search (L: When Tuner SRC Auto Zero)58 TUN ADJ IFor IC10 adjustment + When ADJ=H, PS1-1,2,3=Hi-z, PS2-1,2=Hi-z,E2PROM write request TUN DATA, CLK=Hi-z, MUTE=L, E2PROM writing-in59 TUN SD I TUN search stop input H: Station found, L: Station not foundMICROCOMPUTERS TERMINA

25、L DESCRIPTION6KDC-W3534A/W3534GKDC-W40AYPin No. Pin Name I/O ApplicationTruth ValueProcessing / Operation / DescriptionTable60 TUN FANC OUT O TUNER block (in -com) check Only when test mode, E2P OK: H, E2P NG: L, Normal: L61 PON FM I/O FM power supply control H: When FM is active, Hi-z: When FM is n

26、ot active62 VCC2 -63 NC - Not used Fix to output L64 VSS -65 MUTE I/O MUTE L: MUTE OFF, Hi-z: MUTE ON66 PWIC SVR O SVR discharge circuit (Not used)When momentary power down by POWER OFF,5 seconds : H, Thereafter: L67 PWIC STBY O Power IC stand-by control POWER ON: H, POWER OFF: L68 PWIC MUTE O Power

27、 IC MUTEWhile STANDBY source,Momentary power down: L , While TEL MUTE: L6974 NC - Not used Fix to output L75 RDS CLK I RDS decoder CLK input (RDS model only)76 TUN TYPE1 I Destination setting 1 e Refer to the truth value table77 TUN TYPE2 I Destination setting 2 e Refer to the truth value table78 TY

28、PE1 I Destination change r Refer to the truth value table79 TYPE2 I Destination change r Refer to the truth value table80 TYPE3 I Destination change r Refer to the truth value table81 RDS NOISE I FM noise detection82 TUN SMETER IS meter inputTUN RDS MUTE outputH: Normal83 RDS AFS L 2 O(Not used in c

29、ircuit, used in software)L: FM/AM SEEK, AF search (L: When Tuner SRC Auto Zero)* Same process with RDS AFS L8486 NC - Not used Fix to output L87 PWIC DC DET I DC offset detection88 LINE MUTE I Line mute detectionTEL MUTE: 1V or lower, NAVI MUTE: 2.5V or higherNAVI MUTE: 1V or lower and 2.5V or highe

30、r (J-TYPE)89,90 NC - Not used Fix to output L91 RDS DATA I RDS decoder DATA input92 RDS QUAL I RDS decoder QUAL input93 NC - Not used Fix to output L94 ACC DET I ACC power supply detection L: ACC ON, H: ACC OFF95 BU DET I Momentary power down detectionL: BU found, H: BU not found, momentary power do

31、wnActivated within 4ms after detection of momentary power down96 AVSS - Connect to VSS97 REF CON O VREF control Connect to VREF98 VREF - Connect to REF CON99 AVCC - Connect to VCC100 NC - Not used Fix to output LMICROCOMPUTERS TERMINAL DESCRIPTION7KDC-W3534A/W3534GKDC-W40AYTruth Value Tableq : Power

32、 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 OFFHLONON OFFHHONON ONw : CD mechanism control operationCD MOTOR CD LOEJStop L LLoad H LEject H HBrake H Hi-ze : Destination se

33、ttingModel 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) HHr : Destination changeTYPE 3 TYPE 2 TYPE 1Destination Model(Pin 80) (Pin 79) (Pin 78)000KKDC-MP202001JE313S

34、010EKDC-3034A/3034AY/W4034A/W4034AY/W410A/W410AY/W3534A011EKDC-W434A/W40AY100KKDC-MP2032CR101MKDC-MP333/MP333RC/MP433110EKDC-3034G/3034GY/W4034G/W4034GY/W410G/W410GY/W3534G111J/E E212/E212S/KDC-W40GY/W434G/W434GY MECHANISM -com : IC4 (X32- : CD PLAYER UNIT)Pin No. Pin Name I/O Application Processing

35、 Operation Description1NC-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 SW detection L : Inn

36、er circumference detection13 DAC MUTE O DAC MUTE control L : MUTE OFFMICROCOMPUTERS TERMINAL DESCRIPTION8KDC-W3534A/W3534GKDC-W40AYPin No. Pin Name I/O Application Processing Operation Description14 DAC RST O DAC RESET L : RESET15 EMPH O External DAC Emphasis control L : Emphasis OFF16,17 NC - Not u

37、sed Low-fixed18 IC/Vpp - Write voltage (FLASH) H : In writing19 MUTE L O Lch audio MUTE control L : MUTE ON, H : MUTE OFF20 MUTE R O Rch audio MUTE control L : MUTE ON, H : MUTE OFF21 TYPE I DAC switching L : DSP built-in DAC Not used22 TEST O 1 O TEST MODE O 1 (Not used)23 TEST O 2 O TEST MODE O 2

38、(Not used)24 TEST O 3 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 used33 XT2 - Not used34 REGC -35 X2 -36 X1 I37 Vss - GND ele

39、ctric potential38 VDD - 5V electric potential39 NC - NC40 WRL I Multiplex WRITE signal41,42 NC - Not used Low-fixed43 RD O Multiplex RD signal44 ASTB O Multiplex ASTB signal45 NC - Not used Low-fixed46 NC - Not used Low-fixed4754 AD0AD7 I/O Multiplex address/data55 BVdd - BUS interface power supply5

40、6 BVss - BUS interface GND5761 AB8AB12 I/O Multiplex data/address6265 NC - Not used Low-fixed66 CS O Chip select control H : OFF, L : ON67 DSP RESET O DSP reset control H : NORMAL, L : RESET6870 NC - Not used Low-fixed71 Avdd -72 Avss -73 Avref I A/D port reference voltage inputMICROCOMPUTERS TERMIN

41、AL DESCRIPTION9KDC-W3534A/W3534GKDC-W40AYPin No. Pin Name I/O Application Processing Operation Description74 RAMSEL2 I With DRAM/No DRAM switching for different models H : With DRAM, L : No DRAM75 RAMSEL I With DRAM/No DRAM switching for different models H : With DRAM, L : No DRAM76 RZM I 0bit MUTE

42、detection H : 1.7V, L : 1.7V77 LZM I 0bit MUTE detection H : 1.7V, L : 1.7V78 AAC I AAC compatibility switching H : AAC non-compatible, L : AAC compatible79 ASEL I Audio output polarity switching H : Reverse output, L : Non-reverse output80 E2P WR I E2PROM write switching H : E2PROM WRITE, L : NORMA

43、L81 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-fixed87 MSTOP I Standby restart interruption H : STOP release, L : STOP88 INTSV I Interruption from servo IC H : Interrupti

44、on8992 NC - Not used Low-fixed93 D-MUTE O Driver MUTE H : OFF, L : ON94 SYS SDA I/O System -com I2C data95 NC - Not used Low-fixed96 SYS SCL I/O System -com I2C clock9799 NC - Not used Low-fixed100 E2P SDA I/O ROM correction E2P I2C dataMICROCOMPUTERS TERMINAL DESCRIPTION10KDC-W3534A/W3534GKDC-W40AY

45、 How to enter the test modePress and hold the 1 and 3 keys and reset. How to clear the test modeReset, momentary power down, Acc OFF, Power OFF, de-tach the panel. 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

46、. CRSC is off regardless of the availability of switching func-tion. SYSTEM Q (dB equalizer) is NATURAL (=FLAT). BEEP should always functions when the key is pressed. Specification of test mode for tuner TUNER mode 4 key frequency shall be 98.3MHz. CD receiver test mode specification Display mode de

47、fault setting shall be P-TIME. Jumps to the following 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 an MP3 / WMA / AAC disc with 8files or less, the disc is played from the 1st track in thenormal order. Pressing the key goes

48、 back by 1 track from the trackbeing played. While in CD source, press the 1 key to jump to No. 28. While in CD source, press the 2 key to jump to No. 14. While in CD source, press the 3 key to display the CDmechanism model name and the version. Press the 3 keyagain to go back to the normal screen.

49、(Time code display)MP3 CD mechanismNormal CD mechanism When CD is the source, press the 6 key to jump to No. 15.At this time, the volume value is set to 25. AUDIO adjust mode Press the AUD key and enter the audio adjustment mode. Press the remote controller key and AUD key to go intothe audio adjustment mode. Both AUDIO FUNCTION MODE and SETUP MODE ad-justment items are included.By pressing AUD key and then FM key, switch the itemto be adjusted in the following order.The d