Kenwood-DPX-701-UY-Service-Manual 电路图 维修手册.pdf

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1、DPX701/701U/701UY DPX-MP7090U 2006-4 PRINTED IN JAPAN B53-0399-00 (N) 960 2DIN CD RECEIVER SERVICE MANUAL DPX701 (K type)DPX701U/701UY (E type) EXSystem F.SEL SWAM /PTY FMSCRL SET UP AUD VOL ATT OFFMENUAME M.RDMREPRDMA.RDM CONT SCANS.MODE TI EXTERNAL MEDIA CONTROL DPX701U USB F.SEL SWAM PTY/C.S. FMS

2、CRL SET UP AUD VOL ATT OFFMENUAME M.RDMREPRDMA.RDM CONT SCANS.MODE AUTO EXTERNAL MEDIA CONTROL DPX701 USB DPX-MP7090U (M type) EXSystem F.SEL SWAM FMSCRL SET UP AUD VOL ATT OFFMENUAME M.RDMREPRDMA.RDM CONT SCANS.MODE EXTERNAL MEDIA CONTROL DPX-MP7090U USB AUTO SIZE AA BATTERY (Not supplied) Panel as

3、sy (A64-3813-02) DC cord (K,M type) (E30-6408-05) DC cord (E type) (E30-6412-05) Adhesive double- coated tape (K,E type) (H30-0595-04) Mounting hardware assy (K,E type) (J22-0429-13) Remote controller assy (A70-2067-15) Lever (K,E type) (D10-4589-04) x2 Antenna adaptor (E type) (T90-0523-05) Compact

4、 disc (W01-1673-05):(K,M type) (W01-1674-05):(E type) Screw set (K,M type) (N99-1779-05) RC-527 Cord with connector(USB) (E30-6535-05) Escutcheon (K,E type) (B07-3172-12) Escutcheon (M type) (B07-3046-04) Escutcheon (K,E type) (B07-3165-02) Panel assy (A64-3870-02) Panel assy (A64-3816-02) 1.5m This

5、 product uses Lead Free solder. RadioFans.CN 收音机爱 好者资料库 2 DPX701/701U/701UY DPX-MP7090U BLOCK DIAGRAM Complete view PANEL AM+B F/E A1 CD LX BUS SW5V A8VA8V AGC E-VOL A3.3VREF+B SVR REF PRE MUTE IC POWER 9V PRE OUT PRE OUT PRE OUT AUX IN IC750 Q402 IC300 DRIVER MUTE IC102 RDS DECODER IC400 IC100 MEMO

6、 INSTALLER ROM CORR SW5V BU5V A8V D5V SERVO Q450 DSI BU5V UP BACK RESET ICBU5V u-COM OPEL DISP P-CON ANT-CON EXT AMP ACC DET DIMMER SURGE DET B.U DET Q20 BU5V SW20V Q50 Q41 ILL+B SW14V A8V Q12 Q607 DC/DC (5VPRE) +B MOTOR Q30 PANEL 5V FDC SERVO Q31 USB 5V DRIVER MOTOR IC450 Q981 SW5V Q22 MECHA PANEL

7、CLOSE DET P CON ANT CON EXT.AMP.CON DIMMER ACC BACK UP LINE MUTE PANEL OPEN/ SP OUT(FR) SP OUT(RL) SP OUT(FL) SP OUT(RR) REMO D3.3V IC11 SW5V Q7 D2.5V IC10 FL+BFL3.3V FL Q6 SW3.3V PANEL u-COM IC4 RESET SW IC1 FLASH ROM ENCODER ROTARY IC2 IC6 KEY ILL BU5V SW5V SERVO D5V A8V 9V ILL+B ED1 ILL+B (SW) (F

8、RONT) (REAR) WIRED KEY Q10 TEL MUTE COMP DRIVE 3.3V IC5 KEY MATRIX SPE ANA IC3 CORR ROM REMO. CON. (FST) USB I/F IC104 Q10Q13 IC800 CONNECTOR 5P USB5VUSB IC80 HISIDE SW CD 5V DC/DC (FL)SW FL+B USB5V BU5V OP AMP SW MUTE RESET ICLEVEL SHIFTLEVEL SHIFT E2PROM FST FM/AM AUX CH CD SPE MUTE C MUTE 0,1,2 W

9、ININ OFFSET MUTE C STBY for MPX RDS RST ANA SPE ANA DCERR PRE MUTE MUTE 0,1,2 MUTE A MUTE A USB I/F to CD MECHA RadioFans.CN 收音机爱 好者资料库 3 DPX701/701U/701UY DPX-MP7090U BLOCK DIAGRAM Cable H/U30Pin FFCDXM-6810W/DXM-6820W CD_Mechanism High-side Switch USB_5V USBGND USB_D+ USB_D- 5V SW-Reg. (VBUS 5V )

10、SYS- uCOM P-ON /MSTOP PowerON SW Over Current Mecha- uCOM CS3.3V (CS1.8V) DECODER USB DRIVER USB_D+ USB_D- /INT /RESET P-ON USB CONNECTOR BU3.3V /CS RST BU5.0V BU14V D5.0V EVOLDAC LFP L-ch R-ch BU5.0V CN1 IC19 IC1 IC20,21 IC15 IC25 IC18 IC13 LD F E TR COIL PD C BA FO COIL IC2 SDRAM 64Mbit Motor Driv

11、er -COM 3.3V Reg. DAC 3.35V BU5V 3.35V (SW3.3V) C16 SER2(3/4Wire) CD I/F Memory Controller SW3.3V(712) CS3.3V (CS7410) CS1.8V (CS7410) BU3.3V SW A5V A8V BU5V A8V D5V(D4V) S7.5 S7.5V BU5 SW3.3V(712) CS3.3V & CS1.8V BU3.3V RF AMP SERVO DSP SW A5V CS3.3V LPF 3.35V (BU5V) I2S SW SP MOTOR Loading & sled

12、MOTOR LOE/LIM- 8EJE-SW 12EJE-SW LOS-SW delay D5V(D4V) Flash Memory 8Mbit CS3.3V (CS7410) 1M*8bit1M*4B*16bit DRAM 4,8,16bit 256K ROM 8bit 02MB To MAIN BOARD Audio_Rch Audio_Lch SW A8V PCM_DATA PCM_BCLK PCM_LRCK PCM_XCK DAC_RST DAC_MUTE EMPH Infinity 0 Det. BREQ SREQ CLK B_DAT S_DAT DATA_MUT DA_EMPH I

13、NTQ SO A0 SI STB SCK /RESET DATA LRCK BCLK PLL CS3.3V (CS7410) POWER CS POW 11.500MHz 16.893M POW ON CS POWER /AUDIO MUTE /MRESET /MSTOP I2CDATA /I2CCLK USB_D+ USB_D- /OC /PO USB DRIVER NAND GATE CS3.3V (CS7410) 3STATE BUFFER CS3.3V (CS7410) CS3.3V (CS7410) /CSRST CS EMPH 6.00MHz /CSRST /CS , A20 /U

14、SB_CS /NV_CS CKO () DPU1 IC4 IC14 IC5 IC21 IC20 IC19 3.3V Reg. 1.8V Reg. 3.3V Reg. 5V Reg. IC1 IC15 ACD DECODER MP3/WMA/AAC DECODER IC28 IC16IC17 IC26 IC25 IC18 IC13 Q7 Q6 Q3 CN1 AC Drive + USB Mechanism unit CD player unit (X32-587) RadioFans.CN 收音机爱 好者资料库 4 DPX701/701U/701UY DPX-MP7090U COMPONENTS

15、 DESCRIPTION ELECTRIC UNIT (X34-413x-xx) Ref. No.Application / FunctionOperation / Condition / Compatibility IC10Audio8V Ref Power SupplyOutput 1.27V. IC80Switching RegulatorPower supply for VFD. (57V) IC100Reset IC“L” when detection voltage goes below 3.6V or less. IC102System -comControls FM/AM tu

16、ner, the changer, CD/USB mechanism, Panel, volume and tone. IC103Muting logic ICControls logic for muting. IC104EEPROMFor instrallers memory. IC200Power Control ICPower control switch. IC300Eelectrical Volume & Source SelecterControls the source, volume, and tone. IC400RDS decoder IC451G-AnalyzerAna

17、log gravity sensor. IC500Spectrum analyzer Buffer AMP & AGCIt is buffer and auto gain control for spectrum analyzer. IC6009V AVRPower supply for 5V Pre Out OP-AMP. IC6016035V Pre-out AMPOutput buffer and gain control. IC750Power ICAmplifies the front L/R and the rear L/R to 50W maximum. IC800 Audio3

18、.3V Ref SupplyAudio3.3V Ref supply to electrical volume and all low pass filters. SVR6.8V Ref SupplySVR6.8V Ref supply to power IC. IC901Switching Regulator Controller Power Supply for VFD USB5V & Mecha digital. CH1: VFD & USB5V (4.7V), CH2: Mecha digital (DXM-680*: 5V ) IC951Power control ICUSB pow

19、er control switches with over current detection and protection. Q10,11Audio8V AVRWhen Q11s 2 pin goes Hi, A8V AVR outputs 8.0V. Q12SW14VWhen Q12s 2 pin goes Hi, SW14V outputs 14V. Q20,21B.U.5V AVRWhile BU is applied, BU5V AVR outputs +5V. Q22,23SW5VWhen Q23s base goes Hi, SW5V outputs +5V. Q30,32Ser

20、vo+B AVRWhen Q32s base goes Hi, Servo+B AVR outputs 8.5V. Q34SW14VWhen Q12s 2 pin goes Hi, SW14V outputs 14V. Q40,42,45Panel5V AVRWhen Q42s 2 pin goes Hi, Panel5V AVR outputs 5V. Q41,43,44Illumination AVRWhen Q43s 2 pin goes Hi, Ill AVR outputs 10.5V. Q5052SW16V (Surge Protection)When Q51s 2 pin goe

21、s Hi, SW16V outputs (BU-0.6)V. Q201Pre-out mute driverWhen a base gose Lo, mute driver is turned on. Q202Acc Detect SWWhen Q202s base gose Hi, Acc voltage is detected. Q204Surge Detect SWWhen Q204s base goes Hi, Surge voltage is detected. Q205B.U Detected SWWhen Q35s base gose Hi, B.U voltage is det

22、ected. Q206Ext Amp Control BufferIt is buffer for IC102 output. Q207Small-lamp Detect SWWhen Q207s base goes Hi, Small-lamp is detected. Q208,209Power Antenna SWWhen Q206s base goes Hi, power antenna switch outputs 14V. Q210Pre-out mute driverWhen a base gose Lo, mute driver is turned on. Q402,403AM

23、+B SWWhen Q403s base gose Hi, AM+B is outputs. Q500Spectrum analyzer AGC ControllerWhen this circuit has an excessive input, a return is hung and an output is reduced. Q600602Pre-Amp +9V AVR Q600 and 602 works as a differential amplifier, Q601 works as a driver and +9.4V is supplied to OP Amp for Pr

24、e-out. Q603605Pre-Amp -9V AVR Q603 and 605 works as a differential amplifier, Q604 works as a driver and -9.1V is supplied to OP Amp for Pre-out. 5 DPX701/701U/701UY DPX-MP7090U Ref. No.Application / FunctionOperation / Condition / Compatibility Q606,607AUDIO 10.5V AVRWhen Q606s base goes Hi, AVR ou

25、tputs 10.5V. Q608615Pre-out mute SWWhen a base gose Hi, Pre-out is set to mute. Q800,802REF+B AVRWhen Q800s base goes Hi, AVR outputs 13V. Q801SVR6.8V Ref Supply AGC ControllerWhen the voltage of B.U voltage falls, a return is hung and an output is reduced. Q901VFD & USB5V AVR SWWhen base goes Hi, V

26、FD & USB5V AVR on. Q902Mecha digital AVR SWWhen base goes Hi, Mecha digital AVR on. (DXM-680*: 5V) Switching Regulator frequency Q903 control SW (IC901) Q981983SW16V (Surge Protection)When Q983s 2 pin goes Hi, SW16V outputs (BU-0.6)V. SWITCH UNIT (X16-352x-xx) Ref. No.Application / FunctionOperation

27、 / Condition / Compatibility IC1ROM IC, Flash ROM ICGraphics data included. IC2Spectrum analyzer IC6ch band pass filter. IC4Panel -com IC6Remote control ICRemote control receiver. IC7Buffer ICIt is change into 3.3V from 5V. IC8Buffer ICIt is change into 5V from 3.3V. IC9Buffer ICFor Control ED1. IC1

28、02.5V regulatorThe power supply For 2.5V. IC113.3V regulatorThe power supply For 3.3V. Q1Triangle green LED SWTriangle green LED is lighting when Q1s base level goes “H”. Q2Triangle red LED SWTriangle red LED is lighting when Q2s base level goes “H”. Q3Key LED SWKey LED are lighting when Q3s base le

29、vel goes “H”. Q4,5Front galss SWFront glass LED are lighting when Q5s base level goes “H”. Q6SW3.3V SWSW3.3V the power supply of IC1,3 is turned on when Q6s base level goes “L”. Q7,8SW5V SWSW5V the power supply of IC2,6 is turned on when Q8s base level goes “H”. Q9,10FL3.3V SWFL+3.3V (VDD1) is turne

30、d on when Q9s base level goes “H”. Q11,13FL+B SWFL+B (VDD2) is turned on when Q11s base level goes “H”. Q12FL BLK SWED1 is lighted on when Q7s base level goes “H”. Q14PAN RSTIC4 is reset when Q14s base level goes “H”. CD PLAYER UNIT (X32-5870-00) Ref. No.Application / FunctionOperation / Condition /

31、 Compatibility IC1Mechanism -com IC2Signal Processor IC4BTL DriverSpindel motor, sled (including loading & eject) motor and pick-up actuator IC5SW3.3V Regulator3.3V power supply for IC2, pick-up, IC18 digital part IC13Audio Active Filter2nd LPF IC14A5V Regulator3.3V power supply for DAC COMPONENTS D

32、ESCRIPTION 2pin LH 1pin L430kHz600kHz H650kHz820kHz 6 DPX701/701U/701UY DPX-MP7090U COMPONENTS DESCRIPTION Ref. No.Application / FunctionOperation / Condition / Compatibility IC15DSP for Compression Audio DecoderACDrive decoder, MP3/WMA/AAC decoder IC16Compression Audio Codec SDRAM IC17 Decoder Soft

33、ware & Unique ID Strage Flash ROM IC18Audio D-A Converter (24-bit external)External 24-bit for audio IC19BU3.3V Regulator3.3V power supply for -com IC201.8V Regulator1.8V power supply for IC15 core part IC21 Decoder/SDRAM/Flash ROM/Power supply for decoder, SDRAM, flash ROM and USB driver. USB Drive

34、r 3.3V Regulator3.3V power supply for IC15 port parts, IC16, IC17, IC25, IC26 and IC28. IC25USB Host Controller IC26 Switching among IC15 & Flash ROM & For DSP for Compression Audio Decoder, Flash ROM, SDRAM and USB SDRAM & USB IC28Clock SWTo SDRAM Q3Level Shift 3.3V5V Q6,7Level Shift 3.3V5V Q8APC (

35、Auto Power Control) Q9,10Anticipation Sub-beam DelayDuring non-searching Q16Logic Inverter-com “ZERO” terminal Q17USB Hi-side SW Q18Logic InverterFor DACMUTE terminal D2Static Electricity CountermeasureFor IC2 built-in reset terminal D3Laser Diode Protection D9Static Electricity Countermeasure MICRO

36、COMPUTERS TERMINAL DESCRIPTION SYSTEM MICROCOMPUTER: 30625MGPA87GP (X34: IC102) Pin No.Pin NameModuleI/OApplication Truth Processing Operation Description value table 1VREFCOM-A/D analog reference voltage 2AVCCCOM- 3LX_DATA_SLX_MIData from slave unit 4LX_DATA_MLX_MOData to slave unit 5LX_CLKLX_MI/OL

37、X BUS clock 6WIRED_REMOEXTRAIExternal display remote control input 6NCONot used when no WIRED_REMOOutput L fixed 7LX_MUTELX_MIMUTE request from slave unitH: Mute ON, L: Mute OFF 8AUD_SDAAUDIOOE-VOL data output terminalSPI communication 9AUD_SELAUDIOOE-VOL control terminalSPI communication 10AUD_SCLA

38、UDIOOE-VOL clock output terminalSPI communication 7 DPX701/701U/701UY DPX-MP7090U Pin No.Pin NameModuleI/OApplication Truth Processing Operation Description value table 11,12NCONot usedOutput L fixed 13BYTECOM- 14CNVSSCOM- 15XCINCOMI32768kHz 16XCOUTCOMI32768kHz 17RESETCOMI 18XOUTCOM-12MHz 19VSSCOM-

39、20XINCOM-12MHz 21VCC1COM- 22NMICOMINot used 23PANRSTCOMI/OPANRST controlH: RST, Hi-Z: RST off 24RDS_CLKTUNERIRDS decoder CLK input terminal 24NCONot usedL-output for models without RDS/RBDS 25LX_REQ_SLX_MICommunication request from slave unit 26PON_AMPower supply I/OAM power supply controlH: When AM

40、, Hi-Z: When not AM 27LX_REQ_MLX_MOCommunication request to the slave unit 28TUN_IFC_OUTTUNERIF/E IFC OUT input terminalH: Station found, L: Station not found 29NCONot usedOutput L fixed 30RDS_AFS_MTUNERI/OSwitching constant when noise detectedrRefer to the truth value table 30NCONot used in models

41、without RDS/RBDSOutput L fixed 31RDS_QUALTUNERIRDS decoder QUAL input terminal 31NCONot used in models without RDS/RBDSL-output for models without RDS/RBDS 32RDS_DATATUNERIRDS decoder DATA input terminal 32NCONot used in models without RDS/RBDSL-output for models without RDS/RBDS 33PWIC_BEEPPWICOBee

42、p output 34TUN_SCLTUNERI/OF/E I2C clock input/output terminal 35TUN_SDATUNERI/OF/E I2C data input/output terminal 36SYS_DATAto PANELO Inter-panel communication data output Data output (MAX 500kbps) terminal 37VCC1COM- 38PAN_DATAto PANELI Inter-panel communication data input Data input (MAX 500kbps)

43、terminal 39VSSCOM- 40SYS_REQto PANELO Communication request terminal from system -com 41PAN_REQto PANELI Communication request terminal from panel 42SDA/CD_SDACDI/O CD mechanism I2C data input/output terminal 42SDA/INST_SDAEXTRAI/OE2PROM I2C data input/output terminal 43SCL/CD_SCLCDI/OCD mechanism I

44、2C clock output terminal MICROCOMPUTERS TERMINAL DESCRIPTION 8 DPX701/701U/701UY DPX-MP7090U MICROCOMPUTERS TERMINAL DESCRIPTION Pin No.Pin NameModuleI/OApplication Truth Processing Operation Description value table 43SCL/INST_SCLEXTRAI/OE2PROM I2C clock output terminal 44PON_PANELPower supply I/OPa

45、nel 5V control terminal H: ON, Hi-Z: Momentary power down, 11 min. after ACC_OFF 4551NCONot usedOutput L fixed 52EPMCOMIFLASH EPM input terminal 53NCONot usedOutput L fixed 54NC (CUR DET)ONot usedOutput L fixed 55SW_FDCPower supply I/O FL tube filament power supply controlON: H terminalOFF, Display

46、black out: Hi-Z 56NC (SW_USB)ONot usedOutput L fixed 57,58NCONot usedOutput L fixed 59ROMCOR_DETEXTRAIE2PROM writing-in requestH: Writing-in 60NCONot usedOutput L fixed 61SC_CONto PANELO Inter-panel communication control POWER OFF, ACC OFF: L (CE when FLASH) 62NCONot usedOutput L fixed 63TUN_TYPE1TY

47、PEIDestination setting 1tRefer to the truth value table 64TUN_TYPE2TYPEIDestination setting 2tRefer to the truth value table 65,66NCONot usedOutput L fixed 67CD_DISC12_SWCDICD disc detection terminal (12cm) 68CD_LOS_SWCDICD loading detection terminal 69CD_MUTE_RCDICD MUTE (Rch) request terminalL: Rc

48、h mute request 70CD_MUTE_LCDICD MUTE (Lch) request terminalL: Lch mute request 71CD_MRSTCDOCD mechanism -com RST terminalH: Normal, L: RESET 72CD_MSTOPCDOCD mechanism -com stop terminal H: Mechanism -com in operation L: Mechanism -com stop 73NCONot usedOutput L fixed 74CD_LOE_LIM_SWCDICD detection t

49、erminal (chucking SW)H: Loading completed, L: No disc 75CD_LOEJCDI/OCD motor control terminalqRefer to the truth value table 76CD_MOTORCDOCD motor control terminalqRefer to the truth value table 77PON_ILLUMIPower supply I/OKey illumi power supply controlH: ON, Hi-Z: OFF 78PON_CDPower supply I/O Power supply control terminal forL: When CD source CD WMAHi-Z: When other than CD source 79PONPower supplyOPower supply controlPOWER ON: H, POWER OFF: L 80PON_FL+BPower supplyO Power supply control terminal for FLPOWER ON: H tube biasPOWER OFF, Display black out: L FL tube filament po