Kenwood-KDCC-467-Service-Manual(2) 电路图 维修手册.pdf

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1、COMPACT DISC AUTO CHANGER KDC-C667 NEW ANTI VIBRATION MECHANISMDISC NAME PRESET TEXT 6DISC COMPACT DIGITAL AUDIO CD-R/RW COMPACT DISC AUTO CHANGER KDC-C467 NEW ANTI VIBRATION MECHANISMDISC NAME PRESET 6DISC COMPACT DIGITAL AUDIO CD-R/RW COMPACT DISC AUTO CHANGER KDC-C467FM NEW ANTI VIBRATION MECHANI

2、SM 6DISC COMPACT DIGITAL AUDIOCD-R/RW 1BIT 4D/A CONVERTER COMPACT DIGITAL AUDIO PWR TRACKDISC RDM REP Illustration is KDC-C467FM/FMA. Illustration is KDC-C667/Y. HOLDER ASSY (J19-5075-02) BLIND PLATE (F19-1303-04) TRAY (J99-0612-01) CORD WITH PLUG (E30-4291-05 or E30-4954-05) BRACKET (R) (J19-5021-0

3、3) BRACKET (L) (J19-5020-03) Illustration is KDC-C467/Y. MOUNTING HARDWARE ASSY x 2 (J21-9584-04) : M type only ADHESIVE TAPE x 2 (J69-0506-04) : M type only SCREW SET (N99-1645-15) : except M type SCREW SET (N99-1628-15) : M type only REMOTO CONTROLLER ASSY (A70-0896-05) : KDC-C467FM/FMA (E) BATTER

4、Y (SIZE:AAA) Not supplied as service parts DISPLAY UNIT ASSY (T95-0247-08) : KDC-C467FM (K) (T95-0244-08) : KDC-C467FM (E) (T95-0251-08) : KDC-C467FMA (E) CASE (A01-2723-08) : KDC-C467FM (K) (A01-2695-08) : KDC-C467FM/FMA (E) HOLDER ASSY (B07-2138-08) : KDC-C467FM/FMA ANTENNA ADAPTOR (T90-0512-05) :

5、 KDC-C467FM/FMA (E) ANTENNA ADAPTOR (T90-0521-05) : KDC-C467FM/FMA (E) MAGICTAPE ASSY (W01-0763-08) : KDC-C467FM/FMA 2001-1 PRINTED IN JAPAN B51-7732-00 (N) 3394 CD AUTO CHANGER KDC-C467/Y/FM/FMA KDC-C667/Y SERVICE MANUAL The MECHANISM OPERATION is the same as model KDC-C660. Please refer to the ser

6、vice manual of model KDC-C660 (B51-7105-00). Service jigParts No. For initial position settingW05-0635-00 When transporting these models, always attach CAUTION CARD and STEPPED SCREW (for transportation). RadioFans.CN 收音机爱 好者资料库 KDC-C467/Y/FM/FMA,C667/Y 2 BLOCK DIAGRAM SW5V LIM SW L.P.S. EJ SW ARM S

7、W 12.5MHz X2 SPINDLE/LO-EJ SLED LOE SW TR COIL FO COIL BTL EEPROM &TEXT DECODER APC SA5V Q1 S8V SYSTEM u-COM IC7 IC1 RF AMP&SARVO DSP 16.93MHz X1 P-ON Q10 Q15,16 Q20 BU. DET IC8 7 13 4 5 8 2 IC5 MG SW 8V AVR S8V S-RAM 24 C 2 BU14V CH RST AUDIO OUT 5 5VREG IC4 DA5V S8V 3 HOT IC9 RESET 7V/9V 5V Q21,22

8、 M5V1 M5V2 SW5V S3 S2 S1 SW5V M M &DC MOTOR DRIVER ELEVATOR M AVR SA5V Q9 &D/A CONVERTER &SCF MUTE 0bit Q6,7 MUTE Q4,5,8 SD5V FE A D B PD M5V2 AVR CH-MUTE CH-CON 5L I/F IC11 COMM SW S4 to HEAD UNIT ASSY(X13) (X32) (X13) (X92) PICKUP CN101 DRIVER RESET Q101,201 ACC BATT GND DETECTION ACC (+5V) AVR u-

9、COM IC2 IC1 CN103 Q1,6 Q4,5 VDD HOLD P ONPLL 63 31 67 12-172661 29,30,60 74,77 IC1 LCD DRIVER LCD1 19-22,32,66 19-22,32,66 CN101 CN1 6-43 RL1 CN105 RADIO To CN104 ANT IN Q310 MODE 1,2 CH-CONTROL Q306, RIPPLE FILTER 307 MIX PILOT STAGE RF IC301 MODULATOR FM-St. Q304,305 LEVEL CONTROL AUDIO MUTE Q309

10、ALC DETECTION IC302 AMP DRIVER ALC MPX EMPHASIS IC4 AVR(+5.6V) MODE 1,2 Q308 CD-CH 13P IC101 ISOLATION AMP.L.P.F. 2nd. IC102 +V(AUDIO) +V(RF STAGE) SIGNAL (L/R) CN102 KEY MATRIX2,50-56 VDD IC2 REMOTE SENSER 3 1 RadioFans.CN 收音机爱 好者资料库 KDC-C467/Y/FM/FMA,C667/Y 3 Ref.No.Component NameApplication/Funct

11、ionOperation/Condition/Compatibility RF amplifier built in digital servo and data processor IC. Focusing, tracking, sled and spindle servo processing. Detection of dropout, anti-shock, track IC1UPD63711AGCServo IC crossing and off-track conditions. Automatic adjustment(focusing, tracking, gain, offs

12、et and balance) operations. Digital signal processing(DSP, PLL, sub-codes, CD-TEXT decode, CIRC error correction, audio data interpolaration)operations. IC4KIA78L05F+5V AVRAnalogue output circuit power supply for D/A converter Focusing coil, tracking coil, spindle motor and sled motor driver. VO1-VO

13、4 and VOL outputs ON/OFF function. While MUTE1 goes Hi, VO1 outputs are turned on. While MUTE2 goes Hi, VO2-VO4 and VOL outputs are turned on. IC5LA6576Motor driver VIN1 amplifier function(input selection and VREF selection) 1. Input selection. While VIN SW terminal goes Lo, IC pin 15, 16 and 17 inp

14、uts are selected. While VIN SW terminal goes Hi, IC pin 15, 18 and 19 inputs are selected. 2. VREF selection. While VIN SW terminal goes Lo, internal VREF(2.5V typical) is selected. While VIN SW terminal goes Hi, external VREF(IC pin 30 input) is selected. IC7UPD784214GC091Mechanism MI-COM.Mechanism

15、 and servo control BR24C02F-W or CAT24WC02JI IC8or M24C02WMN6TEEPROMLPS data back-up memory or S-24C02BFJA or 24LC02BT-ISN IC9S-80830ANNPReset ICWhen BU 5V voltage is less than 3.0V, IC outputs Lo. IC11LC3564BT-70S RAMCD-TEXT data memory Q1MCH6101APCLaser diode auto power control Q4DTA124EK0 bit mut

16、e (L CH.)When 0 bit mute is activated, an emitter goes Hi, and Q4 outputs Hi. Q5DTA124EUA0 bit mute (R CH.)When 0 bit mute is activated, an emitter goes Hi, and Q5 outputs Hi. Q6DTC343TKMute SW (L CH.) When 0 bit mute or A mute drive is activated, a base goes Hi, and L channel audio signal is muted.

17、 Q7DTC343TKMute SW (R CH.) When 0 bit mute or A mute drive is activated, a base goes Hi, and R channel audio signal is muted. Q8DTA124EKA mute drive When audio mute of IC7 is activated, a base goes Lo, and audio mute drive signal is outputted. Q92SB1202Servo 5V AVRQ9 is combined with IC5s pin 26 and

18、 27 , and works as a driver of AVR. Q102SB1295P-ON 5V SWWhile base goes Lo, P-ON 5V is supplied to the microprocessor peripheral circuits. Q11DTC124EKReset SWWhen System Reset has activated, a base goes Hi, and Q11 is turned on. Q13DTC124EUACH CON SWWhile CH CON or CH-CON2 mode is selected, a base g

19、oes Hi, and Q13 is turned on. Q14DTA143EUACH MUTE SWWhen MUTE REQUEST to H/U is outputted, a base goes Lo, and Q14 is turned on. Q162SC4081SRV 8V AVRQ16 is combined with Q15(X92-), and works as a pre-driver of AVR. Q17DTA143EK SRV 8V AVR SWWhen Q18s base goes Hi, Q17 is turned on, and SVR 8V AVR is

20、working. Q18DTC124EUA Q19DTC124EUA7/9V SW When a base goes Hi, Q19 is turned on, and SVR 8V AVR is outputting +7V. When a base goes Lo, Q19 is turned off, and SVR 8V AVR is outputting +8.5V. Q20DTC124EKBU DETECTION SW While BACKUP is applied, a base goes Hi, and Q20 is turned on. When momentary powe

21、r down has detected, a base goes Lo, and Q20 is turned off. Q212SB1202 BU 5V AVR While BACKUP is applied, AVR outputs +5V. Q222SC4081Q21 and Q22 are inverted Darlington connection. Q30DTC114YUAEccentric disc SW When an eccentric disc is detected, Q30 is turned on, and a preceding beam is made to be

22、delayed. Q31DTC124EUAVIN SW While spindle servo or disc loading/eject mode is selected, a base goes Hi, and Q31 is turned on. GCD PLAYER UNIT (X32-5090-0X) COMPONENT DESCRIPTION RadioFans.CN 收音机爱 好者资料库 KDC-C467/Y/FM/FMA,C667/Y 4 COMPONENT DESCRIPTION Ref.No.Component NameApplication/FunctionOperatio

23、n/Condition/Compatibility IC1UPC7805AHFBU 5V AVRWhile BACKUP is applied, AVR outputs +5V. IC2LC72329-9274System MI-COM.System control IC4NJM78L05UA5V AVRPower supply for FM modulator and RF amplifier IC101 NJM2060MIsolation amp. IC102 NJM4565MDLow pass filter IC301 BA1405FFM ST modulator IC302 NJM45

24、65MD 1/2 VCC driver, ALC detection amp. Q1DTC124EKACC detectionWhen Q4 is turned on , Q1 is turned on during ACC applied. Q22SA1782(T,U) POWER SWWhen Q3s base goes Hi, Q2 is turned on, and RF modulator circuit is working. Q3DTC124EK Q4DTC143TKReset SW When RESET SW on display unit is pressed, Q4,Q1

25、and Q6 are turned off, and IC2 is holding. Q5DTC143TKCH RESET SW When RESET SW on display unit is pressed, Q5 is turned off, and SYSTEM RESET signal is outputted to CD changer. Q6DTA124EKHold detection SW When RESET SW on display unit is pressed or ACC is OFF, Q6 is turned off, and IC2 is holding. Q

26、8DTC143TKRelay driver FM modulator output / Vehicles antenna input switching. When a base goes Hi, FM modulator output is selected. Q92SC4640(T,U)Ripple filterPower supply for RF amplifier Q101 2SK2158 ALC control SW Q201 2SK2158 Q303 2SA1162(GR)Pilot mix amp. Q304 2SK2158Level control SWLevel1/2 :

27、OFF, Level3/4 : ON Q305 2SK2158Level control SWLevel2/4 : OFF, Level1/3 : ON Q306 2SK508LRF oscillator buffer Q307 2SC2714(Y)RF amp. Q308 2SK2158Mode(1/2) SWMode1 : ON, Mode2 : OFF Q309 2SK2158Audio mutePOWER ON mode : OFF, POWER OFFmode : ON Q310 2SK2158Mode(1/2) SWMode1 : OFF, Mode2 : ON GRF MODUL

28、ATOR UNIT Ref.No.Component NameApplication/FunctionOperation/Condition/Compatibility IC1LC75852WLCD driver with key-matrix IC2PNA4602MRemote control light senser Q1DTC144EK LED ON/OFF SWWhen Q1s base goes Hi, Q2 is turned on, and LED is turned on. Q2DTB123YK Q3DTA144EKKey-matrix permition SWReady on

29、 key-matrix Q4DTC144EKWhen Q4s base goes Hi, Q5 is turned on, and 5V is supplied to remote Q5DTA114EK IC2 ON/OFF SW control sensor. GDISPLAY UNIT KDC-C467/Y/FM/FMA,C667/Y 5 MICROCOMPUTERS TERMINAL DESCRIPTION Pin No.Pin NameI/ODescriptionProcessing Operation 1NOR/RWOCD-DA/CD-RW SwitchingNot used(N.C

30、.) 2TSTBOCD-TEXT parameter strobe 3P-CONOP-CON outputNot used(N.C.) 4FOKIFocus OK inputHi : Focus OK 5XTALENOServo IC oscillation stop controlHi : Oscillation stop 6RSTOServo IC reset terminalLo : Reset 7SAOOServo IC command/parameter setting terminalHi : Parameter setting, Lo : Address resister set

31、ting 8SSTBOServo IC command/parameter setting strobe terminalHiLo : Serial data latch 9VDD-Positive power supply connection terminalConnected to D 5V lines. 10X2-Main clock resonator connection terminal 2 11X1IMain clock resonator connection terminal 1 12VSS-Ground connection terminalConnected to GN

32、D lines. 13XT2-Sub clock resonator connection terminal 2Not used(N.C.) 14XT1ISub clock resonator connection terminal 1Not used(connected to GND lines.) 15RESETISystem reset inputLo : System reset 16FOGUPIVibration detect inputHi : Vibration detect 17MGSWIMagazine switch inputHi : Magazine in 18EJSWI

33、Eject switch inputHi : Eject switch ON 19COMMSWI5-line communication old/new switch inputHi : New communication, Lo : Old communication 20PACKIText data pack synchronous signal inputHiLo : The head of the pack data 21CH-CONIChanger control inputHi : Standby mode, Lo : Operation mode 22BUDETIMomentar

34、y power down detection input Hi : When momentary power down detected or BU OFF Lo : BU ON 23AVDD-A/D converter positive power supply connection terminalConnected to D 5V lines. 24AVREF0IA/D converter reference voltage inputConnected to PON 5V lines. 25HOTIRise in temperature detection input 26LPSILP

35、S Mechanical deck position detection input 27LOESWILoading complete switch inputLo : Loading complete 28LIMSWILimit switch inputLo : Pickup most inner position 29TOFFITracking OFF mode terminalNot used(pull down to GND lines.) 30ADJSELIServo automatic adjustment ON/OFF terminalNot used(pull down to

36、GND lines.) 31TBANKITracking gain switching mode terminalNot used(pull down to GND lines.) 32SIM2IDestination input 2Not used(pull down to GND lines.) 33AVSS-A/D, D/A converter ground connection terminalConnected to GND lines. 34LPSCOOLPS A/D converter reference power control outputNot used(N.C.) 35

37、AMUTEOAudio mute outputLo : Audio mute ON 36AVREF1ID/A converter reference voltage inputConnected to D 5V lines. 37SDIIServo IC communication serial data input 38SDOOServo IC communication serial data output 39SCKOServo IC communication serial clock output 40DATAHIData input from H/U GIC7 (CD PLAYER

38、 UNIT : X32-5090-0X) KDC-C467/Y/FM/FMA,C667/Y 6 MICROCOMPUTERS TERMINAL DESCRIPTION Pin No.Pin NameI/ODescriptionProcessing Operation 41DATACOData output from the changer 42HCLKI/OCommunication clock input/output with H/U 43RECQCOCommunication request to H/ULo : Communication requested 44CHMUTEOAudi

39、o mute request to H/ULo : Audio mute requested 45TSIIText data input from servo IC 46TSOOText data output to servo IC 47TSCKOText data clock to servo IC 48-55A0-A7OAddress setting terminal for S RAM 56-63D0-D7I/OData input/output terminal with S RAM 64-68A8-A12OAddress setting terminal for S RAM 69-

40、71A13-A15OChip enable setting terminal for S RAMNot used(pull down to GND lines.) 72VSS-Ground connection terminalConnected to GND lines. 73A16OChip enable setting terminal for S RAMNot used(pull down to GND lines.) 74A17OChip enable setting terminal for S RAM 75RAMOKOPickup check judging terminal f

41、or productionNot used(N.C.) 76ELVADJIMechanism deck ascent/descent position terminalNot used(pull up to D 5V lines.) 77RDORead-out to S RAM control output 78WROWrite to S RAM control output 79WAITIWaiting time insertion input when accessing S RAMNot used(pull down to GND lines.) 80ASTBOChip selectio

42、n to S RAMNot used(N.C.) 81VDD-Positive power supply connection terminalConnected to D 5V lines. 82PUSELIPickup type select terminalNot used(pull up to D 5V lines.) 83REQHICommunication request from H/ULo : Communication requested 84SPLO+OSpindle/Loading control terminal 85SPLO-OSpindle/Loading cont

43、rol terminal 86ELV+OMechanism deck ascent/descent terminal 87ELV-OMechanism deck ascent/descent terminal 88SIM1IDestination input 1 Hi : adapted for CD-TEXT Lo : not adapted for CD-TEXT 89SEARCHOSearch mode outputNot used(N.C.) 90TEST1ITest mode terminal 1 for test modeNot used(pull down to GND line

44、s.) 91TEST2ITest mode terminal 2 for test modeNot used(pull down to GND lines.) 928/7VOMotor driver IC power voltage control outputHi : 7V, Lo : 8.5V 93EEPWRIEEPROM write mode terminal for productionNot used(pull down to GND lines.) 94TEST/VPPIFlash ROM program mode terminalNot used(connected to GND

45、 lines.) 95SRVSELIServo active mode terminal (no mechanism movement)Not used(pull down to GND lines.) 96SLNSAISled non-sensitive area ON/OFF terminalNot used(pull down to GND lines.) 97SDAI/OData input/output with EEPROM 98SCLOClock output to EEPROM 99PONOPON outputLo : AVR & LPS POWER ON 100ARMSWIA

46、rm switch inputHi : Arm switch ON KDC-C467/Y/FM/FMA,C667/Y 7 MICROCOMPUTERS TERMINAL DESCRIPTION Pin No.Pin NameI/ODescriptionProcessing Operation 1XINIMain clock resonator connection terminal 2TEST2ITest mode terminal 2 for test modeNot used(pull down to GND lines.) 3, 4PG3, PG2INot used(pull down

47、to GND lines.) 5PG1INot used(pull up to +5v lines.) 6PG0INot used(pull down to GND lines.) 7-9PH3-PH1ONot used(N.C.) 10PH0 MUTE1ONot used(N.C.) 11PF3 MUTE0ONot used(N.C.) 12PF2 REQCICommunication request input form CHLo : Communication requested 13PF1 REQHOCommunication request output to CHLo : Comm

48、unication requested 14PF0 CHCONOControl output to CHHi : Operation mode, Lo : Standby mode 15PE3 DATA INIData input from CH 16PE2 DATA OUTOData output to CH 17PE1 SCKOClock output to CH 18PE0ONot used(N.C.) 19PD3 DATA OUTOData output to LCD 20PD2 CLKOClock output to LCD 21PD1 RSTOReset output to LCD

49、Lo : Reset 22PD0 CEOCE output to LCD 23-25PC3-PC1Not used(N.C.) 26PC0 SEPAOSeparation select outputHi : Mode1, Lo : Mode2 27, 28PB3, PB2ONot used(N.C.) 29PB1 GAIN1OGAIN1 outputHi : Level 1/3, Lo : Level 2/4 30PB0 GAIN2OGAIN2 outputHi : Level 3/4, Lo : Level 1/2 31VDD+5V-Positive power supply connection terminalConnected to +5V lines. 32PA3 DATA INIData input from LCD 33-35PA2-PA0INot used(connected to GND lines.) 36PI31 S28ONot used(N.C.) 37PI21 S27ONot used(N.C.) 38PI11 S26ONot used(N.C.) 39PI01 S25ONot used(N.C.) 40-58S24-S6ONot used(N.C.) 59ALC LOW S5ONot used(N.C.) 60MUTE