Kenwood-DPXMP-2100-Service-Manual 电路图 维修手册.pdf

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1、CD RECEIVER DPX302 DPX-MP2100 2007-2 PRINTED IN JA PAN B53-0505-00 (N) 406 This product uses Lead Free solder. SUB WOOFER LEVEL CONTROL FRONT AUX INPUT WMA MP3 AAC PLAYBACK EXTERNAL MEDIA CONTROL DPX302 SUB WOOFER LEVEL CONTROL FRONT AUX INPUT WMA MP3 AAC PLAYBACK EXTERNAL MEDIA CONTROL DPX-MP2100 s

2、 SIZE AA BATTERY (Not supplied) DC cord DPX-MP2100: (E30-6408-05) DPX302: (E30-6414-05) Escutcheon (B07-3172-12) Remote controller assy (A70-2087-05) Screw set (N99-1779-05) Panel assy (A64-4099-02) RC-557 Lever (D10-4589-04) x2 Escutcheon assy (B07-3046-04) Escutcheon (B07-3165-02) Mounting hardwar

3、e assy (J22-0429-03) Adhesive double- coated tape (H30-0595-04) Panel assy (A64-4100-02) DPX302 (K type) DPX-MP2100 (M type) DPX-MP2100 DPX302 SERVICE MAN UAL RadioFans.CN 收音机爱 好者资料库 1200mV 600mV FM : 800mV ELECTRIC UNIT (X34- ) SWITCH UNIT (X16- ) FRONT-END LX-BUS E-VOL IC2 BU5V D5V PREF PRE+B A8V

4、SYSTEM u-COM BU POWERSP-OUT LOGIC Q400-403 PRE-OUT PHONE ACC-DET Q112 DIMMER Q108 SURGE- Q109 BU5V IC12 P-CON-SW Q1,2 106 BU-DET Q111 IC5 SW14V Q4,9 SW5V Q3,11 ANT-CON Q101,102 Q7,8 TUNER Q302,303 A8V IC3 DC-CN TUN8V SERVO+B D5 BU5 SW5 8V CD5V DET MUTE BU DC-CN etc PAN5V RESET IC7 ILLUMI+B CN RESET

5、ENCODER ROTARY REMOTESW5V ILLUMI KEY MATRIX KEY IC1 SW5 Q6,7 PAN5 IC4 IC1 A8V ILLUMI+B ILLUMI+B SW Q305,306 AM+B AM+B Q300,301 ED1 MUTE IC6 TUN8V AM+B SW5 A1 SERVO+B A8V BU5 Q305,306 BU5 BU5 MARINE DISP OPEL DISP BU5 SW5 CD SERVO BU5 BU5 BU5 IC VFD 1/2W Rx2D5V Q107 EXT- AMP-CON +B ILLUMI CN5 J2 MECH

6、A CD DME1 J1 J3 R31,39 R112,113 C104, D107, J1 Q103, J1 J4 S3S1 AUX IN J2 1/2W R R24 W1 713 2 10 1 REAR L/R FRONT L/R FRONT/ SW5 PON CD ANT CON P-CON BU DET ACC ILLUMI PHONE P-ANT P-CON B.U. MUTEDC-DET PHONE ACC DET DIMMER 1 1 2 RST PHONE DIMMER / ACC DET P CON / P-ON BU DET / ANT CON PON CD / PON I

7、LLUMI 9 5 P-ON P.ON P-ON P-ON PON ILLUMI AM+B BU DET 1 1 3 MUTE 38 2 3 EX AMP EX AMPEXT-CONT REAR/NF (VOL : -10dB) FM : 557mV CD/WMA/ AM : 182mV CH : 1251mV AUX : 1251mV MP3 : 1178mV EF A C B TR COIL FO COIL APC IC7 16.934MHz CLOCK IC3 LPF IC2 SWA3.3V REG IC1 LOADING & MICRO PROCESSOR IC4 CLOCK 16.0

8、0MHz RF AMP SERVO MP3 DECODER WMA DECODER AAC DECODER PROCESSOR D3.3V REG IC6 MOTOR DRIVER MOTOR SPINDLE BU3.3V REG IC5 S2 S4 S1 S3 + 1Mbit SRAM + + + + (0-01)ONLY SLED MOTOR DM1 DM2 Q7,8 X1 X2 SDRAM 16MBIT IC8 Q4 DPU1 CD PLAYER UNIT (X32-5920-04) BOARD MOTHER (X14- ) VREF D.GND BU5V 8EJE-SW 12EJE-S

9、W LOS-SW LOE/LIM-SW D.GND D5.0V MOTOR LO/EJ S.GND D.GND D.GND P-ON1 S.GND DATA MUTE R MUTE L MSTOP MRST CLK A.GND A8V R-ch L-ch D.GND S.GND D.GND D.GND D.OUT P-ON2 S7.5V DMUTE D.GND 2 DPX302,DPX-MP2100 BLOCK DIAGRAM RadioFans.CN 收音机爱 好者资料库 SWITCH UNIT (X16-394x-xx) Ref. No.Application / FunctionOper

10、ation / Condition / Compatibility IC1Remote Control IC Q13GRID DRIVEREach TransisteRs base is “L” then GRID is On Q6,7SW5VThe Power supply of IC1 is turned on when Q6s base level goes “L” Q9RED SWRED LED is turned on when Q9s base level goes “H” Q12VFD RESTARTKey scan start at Q12s Base goes “H” whe

11、n the SETs Power is On ELECTRIC UNIT (X34-414x-xx) Ref. No.Application / FunctionOperation / Condition / Compatibility IC1System -COMControls FM/AM tuner, the changer, CD mechanism, Panel, volume and tone IC2E. VolControls the source, volume, tone IC3A8V Ref Power supplyOutput 1.27V IC4Power IC Ampl

12、ifi es the front L/R and the rear L/R to 50W maximum. IC5ILL+B Power supplyOutput 1.225V IC6Muting logic ICControls logic for muting IC7Reset IC“L” when detection voltage goes below 3.6V or less IC12SW RegulatorPower supply for mp3 and VFD Q1,2B.U.5V AVRWhile BU is applied, BU5V AVR outputs +5V Q3,1

13、1SW5VWhen Q11s base goes Hi, SW5V outputs +5V Q4,9SW14VWhen Q9s base goes Hi, SW14V outputs 14V Q5,6,10AUDIO8V AVRWhen Q10s base goes Hi, A8V AVR outputs 8.0V Q7,8SERVO+B AVRWhen Q8s base goes Hi, S+B AVR outputs 7.5V Q12SW for IC12When Q12s base gose Lo, IC7 is turned on Q13PANEL 5VWhen Q13s base g

14、ose Lo, PANEL5V outputs 5V Q101,102P-ANT SWWhen Q102s base goes Hi, P-ANT SW outputs 14V Q103,106P-CON SWWhen Q106s base goes Hi, AVR outputs 14V Q104,105P-CON ProtectionProtect Q103 by turning on when P-CON output is grounded Q107EXT-AMP-CONWhen Q107s base goes Lo, Q107 is turned on Q108Small lamp

15、det SWWhen Q108s base goes Hi, Q108 is turned on Q109SERGE Det.When Q109s base goes Hi, IC4 is changed into a standby state Q111BU detWhen Q111s base gose Hi, Q111 is turned on Q112ACC detWhen Q112s base gose Hi, Q112 is turned on Q113Mute-DriverWhen a base gose Hi, Pre-out mute driver is turned on

16、Q114Mute-DriverQ114 turned on by RST Q115,116Pre-out mute driverWhen a base gose Lo, mute driver is turned on Q298,299Tuner8V SWWhen Q299s base goes Hi, Tuner8V output 8V Q300,301AM+BWhen Q301s base goes Hi, AM+B is out Q302,303Tuner8VWhen Q303s base goes Hi, Tuner8V outputs 8V Q305,306SW ILL+BWhen

17、Q306s base goes Hi, SW ILL+B outputs 11V Q400403Pre-out mute SWWhen a base goes Hi, Pre-out is muted COMPONENTS DESCRIPTION 3 DPX302,DPX-MP2100 RadioFans.CN 收音机爱 好者资料库 CD PLAYER UNIT (X32-5920-04) Ref. No.Application / FunctionOperation / Condition / Compatibility IC1A3.3V regulatorPower supply for

18、audio 3.3V IC2 Low pass fi lter IC34ch BTL driverDriving spindle motor and loading/ejection operation IC4Mechanism -com IC5BU3.3V regulatorPower supply for backup 3.3V IC6D3.3V regulatorDigital 3.3V Power supply IC7Audio DAC built-in servo DSPMP3, WMA, and AAC compatible IC11Buffer ICLevel shift Q1A

19、3.3V discharge circuit Q4APC (Auto power control)Adjusts current to be sent to laser Q5,6SW 5V Q7,8SW 8V D1APC (Auto power control)Protects the pick-up laser diode COMPONENTS DESCRIPTION MICROCOMPUTERS TERMINAL DESCRIPTION SYSTEM -COM (X34: IC1) Pin No.Pin NameModuleI/OApplication Truth value table

20、Processing Operation Description 1REMOEXTRAIRemote control signal inputDetect pulse width 2LX MUTELX MIMUTE request from slave unitH: Mute ON, L: Mute OFF 3AUD SDAAUDIOOE-VOL data output terminal 4AUD SELAUDIOOE-VOL control terminal 5AUD SCLAUDIOOE-VOL clock output terminal 6BYTECOM- 7CNVSSCOM- 8XCI

21、NCOMI 9XCOUTCOMI 10RESETCOM- 11XOUTCOM- 12VSSCOM- 13XINCOM-12.0MHz 14VCC1COM- 4 DPX302,DPX-MP2100 Pin No.Pin NameModuleI/OApplication Truth value table Processing Operation Description 15NMICOMINot used 16NCONot usedFixed to L 17NCONot used Output L fi xed 18LX REQ SLX MICommunication request from s

22、lave unit 19PON AMPower supplyI/O AM power supply controlH: When AM, Hi-z: When not AM 20LX REQ MLX MOCommunication request to the slave unit 21TUN IFC OUTTUNERIF/E IFC OUT input terminalH: Station found, L: Station not found 22NCONot used Output L fi xed 23NCONot used (except RDS and RBDS models) O

23、utput L fi xed 24,25NCONot used (except RDS model) Output L fi xed 26PWIC BEEPPWICOBeep output 27TUN SCLTUNERI/O F/E I2C clock input/output terminal 28TUN SDATUNERI/O F/E I2C data input/output terminal 29VFD DATAto PANELI/O VFD data input/output terminalData input/output 30VFD INTto PANELIVFDINT inp

24、ut terminalINT input terminal 31VFD CLKto PANELOVFD clock output terminal Normal: 125kHz Low consumption mode: 62.5kHz 32VFD RSTto PANELOVFD driver reset terminal H: Clear RESET, L: RESET L: Momentary power down, when panel detached and 11 minutes after ACC OFF 33IC SDACDI/OCD mechanism I2C data inp

25、ut/output terminal 34IC SCLCDI/O CD mechanism I2C clock output terminal 35PON PANELPower supplyI/O Panel 5V control terminal L: ON, Hi-Z: Momentary power down, when panel detached and 11 minutes after ACC OFF 3638 NCONot used Output L fi xed 39EPMCOMIFLASH EPM input terminal 40,41NCONot used Output

26、L fi xed 42ROMCOR DETEXTRAIE2PROM writing-in requestH: Writing-in 43NCONot used (no USB model) Output L fi xed 44VFD CSto PANELOVFD chip select control terminal 45ROTARY CWto PANELIVOL key inputDetect pulse width 46ROTARY CCWto PANELIVOL key inputDetect pulse width 47CD DISC12 SWCDICD disc detection

27、 terminal (12cm) 48CD LOS SWCDICD loading detection terminal 49CD MUTE RCDICD MUTE (Rch) request terminal H: Normal, L: Rch mute request (valid only when in CD mode) 50CD MUTE LCDICD MUTE (Lch) request terminal H: Normal, L: Lch mute request (valid only when in CD mode) 51CD MRSTCDOCD mechanism -com

28、 RST terminalH: Normal, L: RESET MICROCOMPUTERS TERMINAL DESCRIPTION 5 DPX302,DPX-MP2100 Pin No.Pin NameModuleI/OApplication Truth value table Processing Operation Description 52CD MSTOPCDOCD mechanism -com stop terminal H: Mechanism -com in operation L: Mechanism -com stop 53CD DISC8 SWCDICD disc d

29、etection terminal (8cm) 54CD LOE LIM SWCDICD detection terminal (chucking SW)H: Loading completed, L: No disc 55CD LOEJCDI/O CD motor control terminalqRefer to the truth value table 56CD MOTORCDOCD motor control terminalqRefer to the truth value table 57PON ILLUMIPower supplyI/O Key illumi power sup

30、ply controlON: H, OFF: Hi-Z 58PON CDPower supplyOPower supply control terminal for CD WMA L: POWER ON, H: POWER OFF H: When resetting before M-STOP 59PONPower supplyOPower supply controlPOWER ON: H, POWER OFF: L 60VCC2COM- 61EXT AMP CONEXTRAI/O EXTERNAL AMP control 62VSSCOM- 63TYPE 1TYPEIDestination

31、 switchingrRefer to the truth value table 64TYPE 2TYPEIDestination switchingrRefer to the truth value table 65TYPE 3TYPEIDestination switchingrRefer to the truth value table 66TUN TYPE1TYPEIDestination setting 1eRefer to the truth value table 67TUN TYPE2TYPEIDestination setting 2eRefer to the truth

32、value table 68OEM DISP DATAEXTRAI/O External display DATAExternal display 69OEM DISP CLKEXTRAI/O External display CLKExternal display 70OEM DISP CEEXTRAI/O External display control requestExternal display 71NCONot used Output L fi xed 72P CONPower supplyO External amplifi er control terminal H: POWE

33、R ON, L: POWER OFF L: STANDBY source 73VFD KEY REQtoPANELICommunication request from VFD driverConnect to INT 74ANT CONEXTRAOPower antenna controlTUNER ON: H 75ILLUMI DETEXTRAIDimmer illumi detectionL: ON, H: OFF 76BU DETEXTRAIMomentary power down detection L: BU found H: BU not found, momentary pow

34、er down 77ACC DETEXTRAIACC power supply detectionL: ACC ON, H: ACC OFF 78(PWIC SVR)PWICOSVR discharging circuit H: For 5 seconds after POWER OFF momentary power down, L: Thereafter 79PWIC MUTEPWICOPower IC MUTE terminal L: When in STANDBY source, at momentary power down, L: While TEL MUTE 80PWIC STB

35、YPWICOPower IC standby controlPOWER ON: H, POWER OFF: L 81LX CONLX MOStart-up request to slave unitH: Slave unit ON, L: Slave unit OFF 82MUTE PRE RAUDIOOPRE OUT MUTE Rch H: When CD MUTE R is L (while playing CD) H: When momentary power down, Fixed to L: Only when 2 zone or NAVI interruption MICROCOM

36、PUTERS TERMINAL DESCRIPTION 6 DPX302,DPX-MP2100 Pin No.Pin NameModuleI/OApplication Truth value table Processing Operation Description 83MUTE PRE LAUDIOOPRE OUT MUTE Lch H: When CD MUTE L is L (while playing CD) H: When momentary power down, Fixed to L: Only when 2 zone or NAVI interruption 84MUTE 0

37、AUDIOI/O E-VOL FRONT MUTE terminalL: MUTE ON, Hi-Z: MUTE OFF 85MUTE 1AUDIOI/O E-VOL REAR MUTE terminalL: MUTE ON, Hi-Z: MUTE OFF 86MUTE 2AUDIOI/O E-VOL OTHER MUTE terminalL: MUTE ON, Hi-Z: MUTE OFF 87LINE MUTEEXTRAILine mute detection TEL MUTE: 1V or lower, NAVI MUTE: 2.5V or higher, In J-TYPE, NAVI

38、 MUTE: 1V or less, or 2.5V or higher 88NCONot used (MMC) Output L fi xed 89PWIC DC DETPWICIDC offset detection terminal 90LX RSTLX MOHardware-reset to slave unitH: Reset, L: Normal 91MUTE CAUDIOI/O E-VOL MUTE terminal (for AFS)L: MUTE ON, Hi-Z: MUTE OFF 92NCONot used Output L fi xed 93RDS NOISETUNER

39、IFM noise detection terminal 94AVSSCOM- 95TUN SMETERTUNERIS meter input 96VREFCOM-Connect to P ON 97AVCCCOM-Connect to VCC 98LX DATA SLX MIData from slave unit 99LX DATA MLX MI/O Data to slave unit 100LX CLKLX MI/O LX-BUS clock Truth value table q CD MOTOR, CD LOEJ CD MOTORCD LOEJ StopLL LoadHL Ejec

40、tHH BrakeHHi-z e TUNER TYPE TUN TYPE1 (66PIN)TUN TYPE2 (67PIN) Kenwood brand modelLL OEM model 1LH OEM model 2HL OEM model 3HH r 07 2-DIN TYPE3TYPE2TYPE1DestinationX34-414 110DPX3020-11 111DPX-MP21000-22 MICROCOMPUTERS TERMINAL DESCRIPTION 7 DPX302,DPX-MP2100 CD MECHANISM -COM (X32: IC4) Pin No.Pin

41、NameI/OApplicationProcessing Operation Description 1NC-Not used Low-fi xed 2E2P SCLI/OROM correction E2P I2C clock 35NC-Not used Low-fi xed 6VDD-5V electric potential 7GND-GND electric potential 8,9NC-Not used Low-fi xed 10,11PON1, PON2OPower ON/OFF controlH : ON, L : OFF 12LOE/LIM SWIDown-limit SW

42、detectionL : Inner circumference detection 13DAC MUTEODAC MUTE controlL : MUTE OFF 14DAC RSTODAC RESETL : RESET 15EMPHOExternal DAC Emphasis controlL : Emphasis OFF 16,17NC-Not used Low-fi xed 18IC/Vpp-Write voltage (FLASH)H : In writing 19MUTE LOLch audio MUTE controlL : MUTE ON, H : MUTE OFF 20MUT

43、E RORch audio MUTE controlL : MUTE ON, H : MUTE OFF 21TYPEIDAC switchingL : DSP built-in DAC Not used 22TEST O 1OTEST MODE O 1(Not used) 23TEST O 2OTEST MODE O 2(Not used) 24TEST O 3OTEST MODE O 3(Not used) 25TEST O 4OTEST MODE O 4(Not used) 26NC-Not used Low-fi xed 27WAITIWait control signal detect

44、ion 2830NC-Not used Low-fi xed 31RESETIReset detectionH : NORMAL, L : RESET 32XT1INot used 33XT2-Not used 34REGC- 35X2- 36X1I 37Vss-GND electric potential 38VDD-5V electric potential 39NC-NC 40WRLIMultiplex WRITE signal 41,42NC-Not used Low-fi xed 43RDOMultiplex RD signal 44ASTBOMultiplex ASTB signa

45、l MICROCOMPUTERS TERMINAL DESCRIPTION 8 DPX302,DPX-MP2100 Pin No.Pin NameI/OApplicationProcessing Operation Description 45NC-Not used Low-fi xed 46NC-Not used Low-fi xed 4754AD0AD7I/OMultiplex address/data 55BVdd-BUS interface power supply 56BVss-BUS interface GND 5761AB8AB12I/OMultiplex data/addres

46、s 6265NC-Not used Low-fi xed 66CSOChip select controlH : OFF, L : ON 67DSP RESETODSP reset controlH : NORMAL, L : RESET 6870NC-Not used Low-fi xed 71Avdd- 72Avss- 73AvrefIA/D port reference voltage input 74RAMSEL2IWith DRAM/No DRAM switching for different modelsH : With DRAM, L : No DRAM 75RAMSELIWi

47、th DRAM/No DRAM switching for different modelsH : With DRAM, L : No DRAM 76RZMI0bit MUTE detectionH : 1.7V, L : 1.7V 77LZMI0bit MUTE detectionH : 1.7V, L : 1.7V 78AACIAAC compatibility switchingH : AAC non-compatible, L : AAC compatible 79ASELIAudio output polarity switchingH : Reverse output, L : N

48、on-reverse output 80E2P WRIE2PROM write switchingH : E2PROM WRITE, L : NORMAL 81TEST I 0ITEST MODE I 0(Not used) 82TEST I 1ITEST MODE I 1(Not used) 83TEST I 2ITEST MODE I 2(Not used) 84TEST I 3ITEST MODE I 3(Not used) 85,86NC-Not used Low-fi xed 87MSTOPIStandby restart interruption H : STOP release,

49、 L : STOP 88INTSVIInterruption from servo ICH : Interruption 8992NC-Not used Low-fi xed 93D-MUTEODriver MUTEH : OFF, L : ON 94SYS SDAI/OSystem -com I2C data 95NC-Not used Low-fi xed 96SYS SCLI/OSystem -com I2C clock 9799NC-Not used Low-fi xed 100E2P SDAI/OROM correction E2P I2C data MICROCOMPUTERS TERMINAL DESCRIPTION 9 DPX302,DPX-MP2100 TEST MODE 10 DPX302,DPX-MP2100 How to enter the test mode Press and hold the 1 and 3 keys and reset. (While “ ” is being displayed, power can be ON for 30 minutes.) How to clear the test mode Reset,