Kenwood-KD-CMPV-619-Service-Manual电路原理图.pdf
© 2002-1 PRINTED IN JAPANB51-7893-00 (N)3415Antenna adaptor(T90-0523/0534-05): KDC-MV6521Screw set(N99-1656-05)Screw set(N99-1719-05): KDC-MPV619: KDC-MPV7019: KDC-MPV7020Lever(D10-4589-04)x2Mountinghardware assy(J21-9716-03)Escutcheon(B07-3055-02)Plasticcabinet assy(A02-1486-13)Remotecontroller assy(A70-2025-05): KDC-MPV619: KDC-MPV7019Remotecontroller assy(A70-2026-05): KDC-MPV7020DC cord(E30-4940-05): KDC-MPV619: KDC-MPV7019: KDC-MPV7020DC cord(E30-4958-05): KDC-MV6521Front glass(B10-4168-01)Panel assy(A64-2590-02)KDC-MPV619Front glass(B10-4174-01)Panel assy(A64-2596-02)KDC-MPV7020Front glass(B10-4169-01)Panel assy(A64-2591-02)KDC-MPV7019Front glass(B10-4178-01)Panel assy(A64-2600-02)KDC-MV6521CD RECEIVERKDC-MPV619/MPV7019KDC-MPV7020/MV6521SERVICE MANUAL This service manual does not include information on the CD mechanism assembly (exploded view, parts list,schematic diagram or mechanism operation description).For such information, please refer to the CD mechanism assembly service manual (X92-4460-0x : B51-7891-00).KDC-MPV619/MPV7019/MPV7020/MV65212BLOCK DIAGRAMCHCD MECHAF/EFM+BPLL+BAM+BBUFFE-VOLSYSTEMMI-COMDECODERRDSMP3NORMALSWANALOG ANALOGSWAUX/CHSWAUXWIREDOEM DISPRST ICDETFLIPLCD (POSI)MATRIXKEYG/R SWRST SWREMO ONBACKLIGHTLCDV-ILLDRIVERLCDREMOD/ACONVERTERGUIDEILL SWOPENOUTREMO/BU5VSW5VSERVO+BPANEL2WAY MUTEACC DETDIMMERTEL-MUTEACCDIMMERPOWER ICSP OUTMUTEPRE OUT (FRONT)PRE OUT (REAR)MUTEPRE OUT (NF/REAR)MUTEDRIVEROP AMPSWITCHEDPROTECTIONTHERMALNOISEBUFFER5VBU DETSW14VA8VCDMACHA+BILLUMI+B(for MP3)EJECT ILL/DSI(SW AND LED)EJECT KEYX89-252X89-251BACK UPANT-CON ANT-CONP-CON P-CONQ45,47Q46,48IC7(E) TYPEIC1& N.C. MPXIC2Q52(E) TYPEQ9,10IC9IC10(M) TYPE(K,E)TYPEIC8Q54 S1AVRLCDED1Q50-64Q3,4IC2Q6IC3IC1Q5Q16,17Q18Q14,15IC11,Q51Q19-22Q33Q34Q26Q13 Q11,12Q55Q28,31Q27,29,30,32(E) TYPEP-CONANT-CON(K,M) TYPE(E) TYPEIC6Q43 Q7,8IC4Q5,6Q1-4IC3,DATA CCH-CONDATA HREQ HRSTCLKREQ CCD MECHA+BSERVO+BPLL DATAPLL CLKM STOPM RSTSW4MUTE RMUTE LLO/EJMOSWSW2SW3SW1S-METERIFC OUTSW5V3PANEL DETGUIDE ILLMP INAFSLEVELRDDAFMAMA 8V(for MP3)BU5VA8V32231073SW5V10SDASCLAUDIO OUT7A8VBACK UP32O-CLKO-DATAO-CEREMORESETBU5VMUTEDRIVERPANEL5VPANEL5VRGB CONTROL325CDAM+B FM+BS-METERRDCKRQUALBU5V25BU5VFLIP DET LDATASL CE L CLK LDATALL-INH V-ILL DATAV-ILL CLKEJECT EJECT ILLUMI/DSI ILL ON CD MECHA+BSW5V(E) TYPE(K,M) TYPECD (MP3,NORMAL)3600mVCHANGER 3600mV3600mV1800mV600mVFMAM1372mV855mV3600mV222BU5V8222QUALS MUTEREAR L/RFRONT L/RAFSNOISEN/F SWPRE MUTEN/F MUTEP MUTEMUTEBEEPBU5VMUTEDRIVERP-ONPANEL5VSW5VAUX SWCH-AUXMODEPRE OUT OUTPUT VOLTAGEDIMMERPHONEACC DETBU DET251mV (E)470mV (K,M)230mV1200mV(MP3,NORMAL)1200mVKDC-MPV619/MPV7019/MPV7020/MV65213a71 SWITCH UNIT (X16-1620-10/X16-1652-70)COMPONENTS DESCRIPTIONRef.No. Component Name Application/Function Operation/Condition/CompatibilityIC1 LC75808W LCD driver with key matrixIC2 RS-171 Remote control sensor ICIC3 M62333FP D/A converter The brightness control of red, green and blue colourQ1 DTA114EUA or KRA302 Key permission SW For the key scanning start and the key detection SWQ3 2SD2114K Key illumination red SW When a base goes Hi, RED LEDs are turned on.Q4 2SD2114K Key illumination green SW When a base goes Hi, GREEN LEDs are turned on.Q5 2SC4081 VLCD AVR For LCD driver ICQ6 DTA114EUA or KRA302 5V SWWhile a base goes Lo, PAN 5V is supplied to the remote control sensor IC and D/A converter IC.Q50 2SC4081 V-I converter Current driver for blue LEDQ51 2SC4081 V-I converter Current driver for green LEDQ52 2SC4081 V-I converter Current driver for red LEDQ53 2SC4081 V-I converter Current driver for blue LEDQ54 2SC4081 V-I converter Current driver for green LEDQ55 2SC4081 V-I converter Current driver for red LEDQ56 2SC4081 V-I converter Current driver for blue LEDQ57 2SC4081 V-I converter Current driver for green LEDQ58 2SC4081 V-I converter Current driver for red LEDQ59 2SC4081 V-I converter Current driver for blue LEDQ60 2SC4081 V-I converter Current driver for green LEDQ61 2SC4081 V-I converter Current driver for red LEDQ62 2SC4081 Buffer Control voltage buffer for red LEDs brightnessQ63 2SC4081 Buffer Control voltage buffer for green LEDs brightnessQ64 2SC4081 Buffer Control voltage buffer for blue LEDs brightnessUPD703030GFA03IC1 or UPD703033GFA05 System MI-COM.or UPD703033GFA13IC2 TDA7407D E.VOL & N.C.MPX ICIC3HD74HC02FPMute logic 2-input NOR x 4or TC74HC02AFIC4 TA8273H Power ICIC6 NJM2123V-TE2 Switched Op. Amp.IC7 SAA6581T RDS decoderIC8 S-80837ANNP Reset IC When BU 5V voltage is less than 3.7V, IC outputs Lo.IC9 TC4066BF(N) AUX input SWWhen 5 pin, 12 pin and 13 pin terminals go Hi, AUX's inputs are selected.IC10 TC4066BF(N) Changer input SWWhen 5 pin, 12 pin and 13 pin terminals go Hi, Changer's inputs are selected.IC11 SI-8050JD CD+5V AVR DC/DC converterQ1 DTC143TUA Audio mute SW When a base goes Hi, Front R Ch. pre-out is muted.Q2 DTC143TUA Audio mute SW When a base goes Hi, Front L Ch. pre-out is muted.Q3 DTC143TUA Audio mute SW When a base goes Hi, Rear R Ch. pre-out is muted.Q4 DTC143TUA Audio mute SW When a base goes Hi, Rear L Ch. pre-out is muted.Q5 2SD2114K Audio mute SW When a base goes Hi, NON-F R Ch. pre-out is muted.Q6 2SD2114K Audio mute SW When a base goes Hi, NON-F L Ch. pre-out is muted.a71 ELECTRIC UNIT (X25-9190-XX/X25-9202-70)Ref.No. Component Name Application/Function Operation/Condition/CompatibilityKDC-MPV619/MPV7019/MPV7020/MV65214COMPONENTS DESCRIPTIONRef.No. Component Name Application/Function Operation/Condition/CompatibilityQ7 DTA124EUA or KRA303 Mute driver for pre-out mute SW When a base goes Lo, Q7 is turned on for driving NON-F mute SW.Q8 DTA124EUA or KRA303 Mute driver for pre-out mute SWWhen a base goes Lo, Q8 is turned on for driving Front and Rear mute SW.Q9 DTC144EUA or UN5213AUX/Changer selection SWAUX selected : (Q9,Q10)=(ON,ON)Q10 DTA124EUA or KRA303 Changer selected : (Q9,Q10)=(OFF,OFF)Q11 2SC4081 or 2SD1819ABU 5V AVRWhile BACKUP is applied, BU 5V AVR outputs +5V.Q12 2SA2057 Q11 and Q12 are inverted Darlington connection.Q13 2SA1576A or 2SB1218A SW 5VWhile a base goes Lo, SW 5V is supplied to the microprocessor peripheral circuits.Q14 2SC4081 or 2SD1819AWhen Q14's base goes Hi, Q15 is turned on, and A.+8V AVR A.+8V AVR outputs +8.3V.Q15 2SA2057Q14 and Q15 are inverted Darlington connection.Q16 DTC124EUA or UN5212A.+8V AVR and SERVO +B AVR ON/OFF controlQ17 DTA124EUA or KRA303SW14V While Q16's base goes Hi, Q17 is turned on, and A.+8V AVR and SERVO +B AVR are working.Q18 2SD2375 SERVO +B AVR When Q18's base goes Hi, SERVO +B AVR outputs +7.6V.Q19 DTC124EUA or UN5212ILL +B AVR ON/OFF controlQ20 DTA124EUA or KRA303ILL +B AVR SW While Q19's base goes Hi, Q20 is turned on, and ILL +B AVR is working.Q21 2SB1184While Q22's base goes Hi, Q21 is turned on, and AVR Q22 2SC4081 or 2SD1819AILL +B AVR outputs +10.7V.Q21 and Q22 are inverted Darlington connection.Q26 DTC144EUA or UN5213 Small lamp detection SWWhen vehicle small lamps turn on, Q26's base goes Hi, and Q26 is turned on .Q27 DTC114YUA or UN5214P-CON SWWhen Q27's base goes Hi, Q32 is turned on .Q32 2SB1277(Q,R) or 2SB1434 Works during POWER ON mode.Q29 DTA124EUA or KRA303 P-CON. protection inhibit SW Prevents Q30 tuning ON during start-up after power ON.Q30 2SA1576A or 2SB1218A P-CON. protection SW Protect Q32 by turning ON when P-CON output is grounded.Q28 DTC114YUA or UN5214P-ANT SWWhen Q28's base goes Hi, Q31 is turned on. Q31 2SB1277(Q,R) or 2SB1434 Works during FM/AM reception mode or RDS reception mode.While BACKUP is applied, a base goes Hi, and Q33 is turned on.Q33 2SC4081 or 2SD1819A BU detection SW When momentary power down has detected, a base goes Lo, and Q33 is turned off.Q34 2SC4081 or 2SD1819A ACC detection SW While ACC is applied, a base goes Hi, and Q34 is turned on.Q42 DTC124EUA or UN5212 E. VOL. mute SWWhen BU detection SW or MI-COM.'s mute is working, a base goes Hi, and Q42 is turned on.Q43 DTC143TUA Noise bufferQ45 DTC124EUA or UN5212When Q45's base goes Hi, Q47 is turned on, and A.+8V is Q47 2SB1277(Q,R) or 2SB1434FM+B SW supplied to the F/E. Works during FM reception mode or RDS reception mode.Q46 DTC124EUA or UN5212AM+B SWWhen Q46's base goes Hi, Q48 is turned on, and A.+8V is Q48 2SB1277(Q,R) or 2SB1434 supplied to the F/E. Works during AM reception mode.Q51 2SC4081 or 2SD1819A CD+5V AVR SW When a base goes Hi, CD+5V AVR is working.Q52 DTC143TUA Composite signal bufferQ53 DTA114YUA or UN5114 EJECT illumination/DSI SW When a base goes Lo, Q53 is turned on.Q54 DTA114YUA or UN5114 Guide illumination SW When a base goes Lo, Q54 is turned on.Q55 2SA1576A or 2SB1218A Panel 5V SW When a base goes Lo, Q55 is turned on.KDC-MPV619/MPV7019/MPV7020/MV65215MICROCOMPUTER'S TERMINAL DESCRIPTIONa71 IC1 (ELECTRIC UNIT : X25-9190-XX/X25-9202-70)Pin No. Pin name I/O Description Processing Operation1 L-DATAS O Data line to LCD driver2 L-CLK O Clock output to LCD driver3 PLL-DATA I/O Data input/output terminal with F/E4 PLL-CLK I/O Clock output to F/E5 AM+B I/O AM+B control Hi: During AM reception6 FM+B I/O FM+B controlHi: During FM reception, Hi: During FM reception if with RDS, RDBS7 CH-CON O Changer control output Lo: Standby mode, Hi: Operation mode8 CH-RST O Reset output to changers : Reset9 EVDD - Positive power supply connection terminal Connected to BU 5V lines.10 EVSS - Ground connection terminal Connected to GND lines.11 AFS O Noise detection time constant switching terminal Hi: During FM reception, Lo: During FM seek or AF search12 BEEP O BEEP sound output13 REMO IData input from the remote control light sensor or wired remote control14 AUX SW I/O CH/AUX inputs selector terminalHi: AUX inputs, Lo: CH inputsLo: No AUX inputs modelHi: Rear/N-F pre-outs are selected to Front output.15 N/F SW O N-F selector terminal Lo: Rear/N-F pre-outs are selected to Rear output.Lo: No Rear/N-F pre-outs model16 IC2-SDA I/O Data line with IC2,CD mechanism MI-COM.17 IC2-SCL I/O Clock line with IC2,CD mechanism MI-COM.18 PRE-MUTE I/O Pre-out mute control terminalLo: When momentary power down detected, when M-MUTE input is Lo.Lo: When momentary power down detected, N-F pre-19 N/F-MUTE O N-F pre-out mute control terminal outputs selecting or OFF, when M-MUTE inputs is Lo.Lo: No Rear/N-F pre-outputs model20 DIMMER-CON O Dimmer control output Not used (N.C.)21 TEST - Test terminal Not used (Connected to GND lines)22 SVR O Power IC SVR control output Not used (N.C.)23 P-MUTE O Power IC mute output Lo: ALL OFF model, POWER OFF mode, TEL MUTE on24 P-STBY O Power IC STBY control output Hi: Power IC on, ALL OFF mode, Lo: Power IC off25 MUTE O Mute control output Lo: Mute off, Open: Mute on26 SW5V I/O SW5V control terminal Lo: SW5V on, Hi-Z: SW5V off27 BU DET I Momentary power down detection inputHi: When momentary power down detected or BU OFFLo: BU ON28 ACC DET I ACC detection terminal Hi: ACC OFF, Lo: ACC ON29 N.C O Not used (N.C.)30 DIMMER I Small lights detection input Lo: During vehicle small lamps turn on.31 N.C O Not used (N.C.)32 P-CON I/O Power control outputHi-Z: POWER OFF mode, ALL OFF mode, Hi: POWER ON mode33 ANT-CON O Antenna control output Hi: During TUNER mode, TI reception mode, last FM mode34 RESET I Reset input terminal Lo: System reset35 XT1 I Sub clock resonator connection terminal Clock count during POWER OFF mode36 XT2 - Sub clock resonator connection terminal37 REGC -Capacitor connection terminal for regulator inside microprocessor38 X2 - Main clock resonator connection terminalOscillation: POWER ON mode, Oscillation stop: POWER OFF mode or momentary power down detected39 X1 I Main clock resonator connection terminal40 VSS - Ground connection terminal Connected to GND lines.41 VDD - Positive power supply connection terminal Connected to BU 5V lines.42 CLKOUT O Internal system clock output Not used (N.C.)43 CD MECH +B I/O MP3 CD mechanism power supply control output Lo: Power supply on, Hi-Z: Power supply off44 P-ON I/O SW14V control terminal Lo: POWER OFF mode, Hi: POWER ON mode45 O-DATA I/O Data line with the external display device Lo: The model without the external display device46 O-CLK I/O Clock line with the external display device Lo: The model without the external display device47 O-CE I/O CE line with the external display device Lo: The model without the external display deviceKDC-MPV619/MPV7019/MPV7020/MV65216MICROCOMPUTER'S TERMINAL DESCRIPTIONPin No. Pin name I/O Description Processing Operation48 N.C O Not used (N.C.)49 TYPE0 I Destination type selection terminal 050 TYPE1 I Destination type selection terminal 151 TYPE2 I Destination type selection terminal 252 IC2 TYPE0 I IC2 setting terminal Lo: Initial value53 IC2 TYPE1 I IC2 setting terminal Lo: Initial value54 PANEL DET I Panel detaching detection input Lo: Panel attached, Hi: Panel detachedLo: Illumination on, Hi-Z: Illumination off55 GUIDE ILL O Guide illumination control output Lights-on: Panel tiltedLights-out: Panel detached56 M-MUTE L I Mute request (L Ch.) from CD MECHA. MI-COM. Lo: Mute request57 M-MUTE R I Mute request (R Ch.) from CD MECHA. MI-COM. Lo: Mute request58 BVDD - Positive power supply connection terminal Connected to BU 5V lines.59 BVSS - Ground connection terminal Connected to GND lines.60 M RST O Reset output to CD mechanism MI-COM. Lo: Reset61 M STOP O Stop request to CD mechanism MI-COM. Lo: Stop mode, Hi: Operation mode62 N.C O Not used (N.C.)63 CD SW3 I CD down SW detection input Hi: Chucking64 LO/EJ I/O CD mechanism loading/Eject switching output Hi: Eject, Lo: Loading, Hi-Z: Stop or Break65 MOSW O CD mechanism loading motor control output Hi: CD loading/eject action or Break, Lo: other66 V-ILL CLK I/OClock line with the D/A converter for Lo: Panel detached, When momentary power downvariable illumination detected67 L INH O INH output to LCD driver IC Lo: When momentary power down detected or Reset68 V-ILL DATA I/OData line with the D/A converter for variable illumination69 L CE O CE output to LCD driver IC70 PANEL 5V I/O Panel 5V control terminal Lo: 5V on, Hi-Z: 5V off71 ILL ON I/O ILL+B control terminal Hi: ILL+B on, Hi-Z: ILL+B offLo: Illumination on, Hi-Z: Illumination off72 EJECT ILL/DSI I/O Eject key illumination control terminal Lights-on at the panel tilted during POWER ON modeFlashing at the panel detached during POWER ON mode73 AVCONT O A/D converter reference voltage control output Hi: Active, Connected to AVREF terminal74 AVDD - Positive power supply connection terminal Connected to BU 5V lines.75 AVSS - Ground connection terminal Connected to GND lines.76 AVREF I A/D converter reference voltage input terminal77 PHONE I PHONE detection input 1V or less: TEL MUTE, 2.5V or greater: NAVI MUTE78 E2PROM DET I EEPROM detection input Lo: No EEPROM, Hi: EEPROM79 N.C I Not used (pull down to GND lines)80 N.C I Not used (pull down to GND lines)81 FLIP DET IPanel connector removing and installing Lo: Panel attached normally, detection input Hi: Panel detached or tilted82 N.C I Not used (pull down to GND lines)83 NOISE I FM noise detection input84 S-METER I S-meter input from F/E85 R-DATA I Data input from the RDS d
