Kenwood-DPX-3030-Service-Manual(1) 电路图 维修手册.pdf

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1、 2002-5 PRINTED IN JAPAN B51-7955-00 (N) 1739 CD CASSETTE DSP RECEIVER DPX-3030/MP4030 SERVICE MANUAL DC CORD ASSY (E30-4860-08) SCREW SET (N99-1724-05) ESCUTCHEON ASSY (B07-3046-04) B NR AUD B.S PWR OFF MTL FNC PANEL A64-2970-08 : DPX-3030 M type A64-2971-08 : DPX-MP4030 K,M type FRONT GRASS ASSY B

2、10-4377-08 : DPX-3030 M type B10-4378-08 : DPX-MP4030 K, M type REMOTE CONTROL ASSY RC-410 (A70-2025-05) This service manual not included mechanism information please refers to following service manuals. CD mechanism operation description, circuit diagram and parts list are please refer to the servi

3、ce manual X92-4430-00(B51-7889-00 : for DPX-3030) and X92-4460-00(B51-7891-00 : for DPX-MP4030). Cassette mechanism operation description is please refer to the service manual D40-1132-05 (B51-7505-00). Illustration is DPX-MP4030 MOUNTING PARTS SET (W09-0746-08) RadioFans.CN 收音机爱 好者资料库 2 BLOCK DIAGR

4、AM / COMPONENTS DESCRIPTION AUDIO 8V SW5VAUDIO8V AUDIO8V SERVO-C AUDIO8V AUDIO8V SW5V BU5V BU5V AUDIO8V CD CHANGER BU5V DSP5V SW5V X1 8.38MHz36.768kHz X2 SW5V +B MOTOR LED11V BU5VBU5V BU5V AUDIO8V (R/N-F) PRE OUT (FRONT) PRE OUT 388mV MP3 MP3 CD SP OUT 7.2MHz X151 Q102 Q151 2SK536 LPFPLL LC72135M IC

5、151 DTA123Y FM+B TUNER (AM/FM/NC/MPX) TU101 CXA2560Q DOLBY/EQ/MS IC201 DRIVER MOTOR BA6219BFP-Y IC251 IC318 INPUT SEL BA3131 SPE ANA MIX AMP IC351 NJM4565MD BA3830F BPF SPE ANA IC352 RESET PST3438UL IC2 MN101C49KWB u-COM IC1 (VOL/BAL/EQ/FAD) TDA7407 E-VOL IC301 MUTE HD74HC27FP IC3 DSP M65849B IC331

6、IC501 POWER AMP TDA7386 Q601 P-ANT 2SA1703 Q603 P-CONT 2SA1703 16P CONNECTOR ACC ILLUMI BU-14V 2SC4081 BU-DET Q611 2SC4081 Q612 ACC-DET DIMMER Q613 2SC4081 I/F BR24C01AF IC4,5 EEP-ROM DTA123Y 2SD1760 2SB1565 DSP5V Q665 AUDIO8V Q656 SW5V Q658 2SC4483 SERVO-C Q650 2SB1565 BU5V Q652 IMD3A SW14V Q654 2S

7、C4483 MOTOR+B Q663 LED11V Q660 2SB1184 ILL+B MECHA. TN708 CASSETTE SW RUBBER LCD DRIVER LC75808 IC900IC901 REMOTE SENSOR RS-171 VLCD7.5V UDZ7.5B D931 LCD DXM-6013 CD MECHA. (DPX-3030) 2SB1565 2SB1184 2SB1565 SERVO7.5V Q801 SERVO7.5V Q800 MP3-5V Q803 Q854A,B MUTE DTC343T Q853A,B/ IC850 PRE OUT SEL BA

8、3129F RCA RCA DOLBY ADJ. LEVEL 13P DIN CHANGER OUT (DPX-MP4030) DXM-6403 MAIN PWB CONTROL PWBSUB PWB Ref.No.Component NameApplication/FunctionOperation/Condition/Compatibility IC1MN101C49KWBSYSTEM MICROPROCESSORSystem microprocessor IC2PST3438ULSYSTEM RESET ICSystem reset IC IC3HD74HC27FPMUTING SIGN

9、AL SELECTOR Muting signal selector IC4BR24C01AFEEPROMFor security code EEPROM IC151 LC72135MPLL PLL IC (built-in IF counter, reference frequencies, phase comparator, pulse swallowed) IC201 CXA2560QCASSETTE SYSTEM IC CT Audio processor (built-in playback EQ, head select sw, Dolby NR system, muting, m

10、usic signal interval detection) IC251 BA6219BFP-YMOTOR DRIVERSub motor control for Cassette mechanism IC301 TDA7407ELECTRONIC VOLUMEElectronic volume (built-in input selector, VR control, muting function, EQ) IC331 M65849BFPDSPDSP IC (built in digital delay, mixing amp, input selector, VR) IC351 NJM

11、4565MD1/2VCC, SA MIX AMP1/2 VCC, spectrum analyzer mix amp IC352 BA3830FSPECTRUM ANALYZER ICSpectrum analyzer BPF (data output to IC1: pin4-pin9) IC381 BA3131FSSELECTORAudio input selector (from controlled IC1: 86,87PIN) IC501 TDA7386AUDIO POWER ICAudio power IC (built in power standby, muting, prot

12、ection function) Q1DTA124EUAPRE MUTE SWMuting sw for pre output signal line Q2DTA144EUACD CH RESET SWReset signal to external CD changer unit Q3DTA124EUAN/F MUTE SWMuting transistor for N/F output line (from IC1: 83PIN) Q101DTC124EUAMONO/STEREO SWTuner mono or stereo mode select sw Q102DTA123JKFM+B

13、SWPower supply for tuner unit (from controlled IC151: 7PIN) Q1512SK536LPFLPF for VT voltage (from IC151: 16PIN PD output) MAIN PWB UNIT DPX-3030/MP4030 RadioFans.CN 收音机爱 好者资料库 3 COMPONENTS DESCRIPTION Ref.No.Component NameApplication/FunctionOperation/Condition/Compatibility Q301DTC144EUAE-VOL MUTE

14、SWMuting transistor for electronic volume Q351DTC343TKSA MUTEMuting transistor for spectrum analyzer (from IC352) Q3522SC4081SA AGCAGC transistor for spectrum analyzer Q502DTC114YUAAMP SVR SWSVR controlled for IC151 (from IC1: 77PIN) Q6012SA1703-ANP-ANT AVRAVR for P-ANT circuit Q602DTC114YUAP-ANT SW

15、P-ANT control sw (from IC1: 90PIN) Q6032SA1703-ANP-CONT AVRAVR for P-CONT circuit Q6042SA1576AP-CONT PROTECTIONProtection of P-CONT circuit Q605DTA124EUAP-CONT PROTECTIONProtection of P-CONT circuit Q606DTC114EUAP-CONT SWControl sw for P-CONT (from IC1 : 91PIN) Q6112SC4081BU ON/OFF DETECTION SW BU d

16、etection sw (to IC1: 26PIN) Q6122SC4081ACC ON/OFF DETECTION SWACC detection sw (to IC1: 89PIN) Q613DTC144EUADIMMER DETECTION SWDimmer detection sw (to IC1: 88PIN) Q6502SA1703-ANSERVO C AVRAVR for CD servo circuit (13.6V) Q6512SC4081BU5V AVRAVR for BU5V line (5V) Q6522SB1565 (E,F)BU5V AVRAVR for BU5V

17、 line (5V) Q6532SC4081SERVO C AVRAVR for CD servo circuit (13.6V) Q654IMD3AL14V SWControl sw for SW14 circuit (from IC1: 96PIN) Q6552SD1760DSP 5V AVRAVR for DSP 5V line (5V) Q6562SB1565 (E,F)AUDIO 8V AVRAVR for AUDIO 8V (8V) Q6572SC4081AUDIO 8V AVRAVR for AUDIO 8V (8V) Q658DTA123JK5V SWControl sw fo

18、r SW5V circuit (from IC1: 97pin) Q6592SC4081LED 11V AVRAVR for 3color LED (12V) Q6602SB1184LED 11V AVRAVR for 3color LED (12V) Q6632SA1703-ANMOTOR+B AVRAVR for cassette mechanism motor (14V) Q664DTC114YUAMOTOR+B CONTROL SWControl sw for cassette mechanism AVR (from IC1: 99PIN) Q665IMD2ALED ON SWCont

19、rol sw for 3coler LED AVR (from IC1: 98PIN) SUB PWB UNIT Ref.No.Component NameApplication/FunctionOperation/Condition/Compatibility IC850 BA3129FREAR/NON FADER SELECTOR SWSelect for pre output Q8002SB1565 (E,F)SERVO 7.5V AVRAVR for CD mechanism unit (for servo circuit) Q8012SB1184SERVO 7.5V AVRAVR f

20、or CD mechanism unit (for servo circuit) Q8022SC4081SERVO 7.5V AVRAVR for CD mechanism unit (for servo circuit) Q8032SB1565 (E,F)MP3 5V AVRAVR for CD mechanism unit (for MP3 circuit) Q8042SC4081MP3 5V AVRAVR for CD mechanism unit for MP3 circuit) Q852DTC124EUAN/F SEL SWControl sw for N/F (from IC1:

21、85PIN) Q853A DTC343TKPRE MUTEMuting sw of pre out line (RL/NFL) Q853B DTC343TKPRE MUTEMuting sw of pre out line (RR/NFR) Q854A DTC343TKPRE MUTEMuting sw of pre out line (L) Q854B DTC343TKPRE MUTEMuting sw of pre out line (R) CONTROL PWB UNIT Ref.No.Component NameApplication/FunctionOperation/Conditi

22、on/Compatibility IC900 LC75808WLCD DRIVERLCD driver, key input signal to system microprocessor IC901 RS-171REMOTE CONTROL SENSORRemote control sensor Q900DTA124EUAREMO. CONTROL SWAVR control for remote control sensor Q902DTA124EUAKEY CONTROL SWControl sw for key matrix line Q9032SC4081LED GREEN CONT

23、ROL SWGreen LED driver Q9042SC4081LED BLUE CONTROL SWBlue LED driver Q9052SC4081LED RED CONTROL SWRed LED driver DPX-3030/MP4030 RadioFans.CN 收音机爱 好者资料库 4 MICROCOMPUTERS TERMINAL DESCRIPTION Pin No.Pin NameI/OPurpose / DescriptionProcessing Operation 1VREF-GNDConnected to GND 2REEL-SICassette mechan

24、ism for rotation of reel detectionRotation of reel pulse from supply part 3REEL-TICassette mechanism for rotation of reel detectionRotation of reel pulse from take-up part 4SA01ISpectrum analyzer input terminal63Hz input (from IC352,17PIN) 5SA02ISpectrum analyzer input terminal150Hz input (from IC35

25、2,16PIN) 6SA03ISpectrum analyzer input terminal330Hz input (from IC352,15PIN) 7SA04ISpectrum analyzer input terminal1KHz input (from IC352,14PIN) 8SA05ISpectrum analyzer input terminal3.3KHz input (from IC352,13PIN) 9SA06ISpectrum analyzer input terminal10KHzinput (from IC352,12PIN) 10VREF+-Power su

26、pply input terminalConnected to BU+5V 11VDD1-Power supply input terminalConnected to BU+5V 12OSC2OMain crystal output terminalX1 (8.38MHz) 13OSC1IMain crystal input terminalX1 (8.38MHz) 14VSS-GNDConnected to GND 15XIISub crystal input terminalX2 (32.768KHz) 16XOOSub crystal output terminalX2 (32.768

27、KHz) 17MMODIMemory extension mode setting input terminalConnected to GND 18MODE3IOperation mode of cassette mechanism detection input terminalSW3 from cassette mechanism 19MODE1IOperation mode of cassette mechanism detection input terminalSW1 from cassette mechanism 20MODE2IOperation mode of cassett

28、e mechanism detection input terminalSW2 from cassette mechanism 21CH-DATAHOControl of external CD ChangerData out put for external CD changer 22CH-DATACIControl of external CD ChangerData input from external CD changer 23CH-CLKI/OControl of external CD ChangerCLOCK input / output terminal for extern

29、al CD changer 24BEEPOBEEP sound output terminalBEEP ON H BEEP OFF L 25SUB M+OMotor driver control output terminalControl of sub motor for cassette mechanism 26BU-DETIBU voltage detection input terminalL : BU detection 27CH-REQCIControl of external CD ChangerREQ input from external CD changer 28REMOI

30、Remote control signal input terminalRemote control signal input terminal 29LCD-DIILCD driver control output terminalDATA input form LCD driver (from IC900, 97PIN) 30-32NCI-Connected to GND 33/RESETISystem reset input terminalL : RESET 34LED REDOAdjustment of brightness for LEDPWM output for RED LED

31、35SUB M-OMotor driver control output terminalControl of sub motor for cassette mechanism 36LED BLUOAdjustment of brightness for LEDPWM output for BLUE LED 37ILL ONO Illumination LE power supply control output terminal H : illumination ON (to operation key) 38/LCD-INHOControl of LCD driverINH output

32、for LCD driver (to IC900, 96PIN) 39LCD-CEOControl of LCD driverCE output for LCD driver(to IC900, 98PIN) 40LED GRNOAdjustment of brightness for LEDPWM output for GREEN LED 41NCO-Connected to GND 42LCD-DOOControl of LCD driverDATA output for LCD driver (to IC900, 100PIN) 43LCD-DIIControl of LCD drive

33、rDATA input from LCD driver (from IC900, 97PIN) 44LCD-CLKOControl of LCD driverCLK output for LCD driver (to IC900, 99PIN) IC1 (MAIN PWB UNIT) DPX-3030/MP4030 5 MICROCOMPUTERS TERMINAL DESCRIPTION Pin No.Pin NameI/OPurpose / DescriptionProcessing Operation 45I2C-SDAI/OControl of CD mechanismE VOL an

34、d E2P ROM input / output data for CD mechanism 46NCO-Connected to GND 47I2C-SCLI/OControl of CD mechanism E VOL and E2P ROM input / output clock signal for CD mechanism 48DMA-SCLI/OControl of input/output clock for external ROMNC 49DMA-SDAI/OControl of input/output data for external ROMNC 50JS TYPE1

35、IMode change of Chastity model or on the market modelL : On the market model 51JS TYPE2IMode change of Chastity model or on the market modelL : On the market model 52/CD/MP3IMode change for destinationL : DPX-3030 H : DPX-MP4030 53TYPE1IMode change for destinationL : M type H : K type 54TYPE2IMode c

36、hange for destinationL : K type H : M type 55TYPE3IMode change for destinationL : ALL MODEL 56MS-MODEOBlank detection mode control of TAPE functionL : FF/REW H : PLAY (to IC201, 20PIN) 57C-F/ROPlayback head switching control output terminalL : FORWARD H : REVERES (to IC201, 19PIN) 58/MTLOPlayback eq

37、ualizer controlL : 70usec H : 120usec 59C-MUTEOMuting for cassetteL : MUTE OFF H : MUTE ON (to IC201, 17PIN) 60DOLBYODolby NR SWL : NR OFF H : NR ON (to IC201, 16PIN) 61/MS INIBlank detection input terminal Blanc of music : H found in music : L (from IC201, 14PIN) 62PLL CEOControl of PLL ICCE signal

38、 output for PLL IC (to IC151, 2PIN) 63PLL DIIControl of PLL ICData signal input form PLL IC (to IC151, 5PIN) 64PLL DOOControl of PLL ICData signal output for PLL IC (to IC151, 3PIN) 65PLL CLKOControl of PLL ICClock signal output for PLL IC (to IC151, 5PIN) 66/SD/ST-INDIF/E SD, ST-IND input terminal

39、SEEK function H : receive the radio station, Tuner mode H : MONO L : Stereo 67CD-SW2IControl of CD mechanism12cm DISC EJ END detection form CD mechanism 68CD-SW1IControl of CD mechanismLOADING START SW detection form CD mechanism 69/CD-MUTE-LIControl of CD mechanismControl of muting signal from CD m

40、echanism 70/CD-RSTOSystem reset output terminalL : RESET 71/CD-STOPOControl of CD mechanism (for CD STOP mode)H : PLAY L : STOP 72CD-SW4IControl of CD mechanism Detection of 8cmDISC EJ END SW input (form CD mechanism) 73CD-SW3IControl of CD mechanismDetection of down limit SW input (form CD mechanis

41、m) 74CD-LO/EJI/OControl of CD mechanismLO/EJ SW input/output control signal (from CD mechanism) 75CD-LMONOControl of CD mechanismTo motor driver SW output 76/AMP-MUTEOControl of power pack IC for muting modeL : MUTE ON (to IC501 : 22PIN) 77AMP-SVROControl of power pack IC for SVR mode Control of pop

42、 noise for Power pack IC (power ON/OFF function) 78/AMP-STBYOControl of power pack IC for standby modeL : Standby H : AMP ON (to IC501, 4PIN) 79DSP-DATAOControl of DSPData output for DSP IC (to IC331, 5PIN) 80DSP-STBOControl of DSPStrobe signal for DSP IC (to IC331, 4PIN) 81DSP-CLKOControl of DSPClo

43、ck signal for DSP IC (tor IC331, 3PIN) 82SA-MUTEOMuting for spectrum analyzer input signalNC DPX-3030/MP4030 6 MICROCOMPUTERS TERMINAL DESCRIPTION Pin No.Pin NameI/OPurpose / DescriptionProcessing Operation 83/N/F-MUTEOControl of ON/OFF for N/F outputH : MUTE OFF L : MUTE ON 84MUTEOControl of AUDIO

44、mutingH : MUTE ON L : MUTE OFF 85N/F SEL F/ROMode change of FAD or N/F output H : FRONT L : REAR for FAD mode output : REAR, N/Mode output F/R) 86SEL1OAudio selector control terminal (TUNER/TAPE/CD)Control of IC381 (reference of list) 87SEL2OAudio selector control terminal (TUNER/TAPE/CD)Control of

45、IC381 (reference of list) 88/DIMMERIDIMMER function input terminalL : Illumination ON (from DIMMER DET : Q613) 89ACC-DETIACC voltage detection input terminalL : ACC ON (to ACC DET : Q612) 90P-ANTOControl of Power-ANT output terminalTuner mode : H CD/CASSETTE/CD CHANGER : L 91P-CONTOControl of extern

46、al power AMPH : ON (to Power control : Q606) 92NCO-Connected to GND 93CH-REQHOControl of external CD ChangerREQ out put for external CD changer 94CH-CONTOControl of external CD ChangerH : CD changer power ON 95DAVSS-GNDConnected to GND 96P-ONOControl of power supply for SW14VH : ON (to SW14V : Q664)

47、 97/SW5VOControl of power supply for SW5VL : ON (to SW5V : Q658) 983LED-ONOControl of power supply for 3color LEDH : ON (to LED11V : Q665) 99MOTOROControl of power supply for cassette mechanism motorH : ON=TAPE play (to MOTOR+B : Q664) 100DAVDD-Power supply input terminalConnected to BU+5V Audio inp

48、ut selector SEL1 (86PIN)SEL2 (87PIN) TUNERHH TAPELH CDHL OFF/ OTHERSLL PLL Extension IC : IC151 (MAIN PWB UNIT) Pin No.Pin NameI/OPurpose / DescriptionProcessing Operation 6IF CTRLORequest of a function IF count, and SEEK mode signal outputL : Receive the radio station H : SEEK function 7FMOChange o

49、f mode for FM function (to VCC)L : FM H : AM L : STEREO H : Forced mode for monophonic : 9MO/STOChange of forced mode for monophonic This pin condition is L when SEEK mode (for STEREO indicator cut off when forced mode for monophonic). 10AM IFCIAM IF count input terminal Into AM SEEK mode was stopped when it is carried out with AM-SD. 8,11,12NCONC- DPX-3030/MP4030 7 ADJUSTMENT DPX-3030/MP4030 TU 101 CASSETTE MECHANISM VR201B Rch VR201A Lch MAIN PWB UNIT DC voltmeter (a) 0V T TP TU101 FWD REV (b) TUNER UNIT TUNER UNIT Dolby Level MAIN PWB UNIT (foil side) (c) 388mV AC voltmeter TO