Kenwood-DPXU-5120-Service-Manual 电路图 维修手册.pdf

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1、This product uses Lead Free solder. This product complies with the RoHS directive for the European market. PbF DPX304/308U/404U DPX-MP3120/U5120/U5120S SERVICE MANUAL 2011-5 PRINTED IN JA PAN B53-0860-00 (N) 303 2DIN CD RECEIVER DC cord (E30-6940-05) DC cord (E30-6939-05) Screw set (N99-1779-15) Lev

2、er (D10-7012-04) x2 Remote controller assy (A70-2104-05) Mounting hardware assy (J22-0429-13) Escutcheon (B07-3025-02) Escutcheon (B07-3165-02) Illustrations is DPX308U Adhesive double- coated tape (H30-0595-04) Compact disc (Manual) (W01-1794-05) RC-405 DPX304 DPX404U DPX-MP3120 DPX-U5120 DPX-U5120

3、S Escutcheon (B07-3172-12) DPX308U Installation caution X34- R44 (RS14KB3DR22J) 3.5mm PRE CUT RadioFans.CN 收音机爱 好者资料库 2 DPX304/DPX308U/DPX404U DPX-MP3120/U5120/U5120S BLOCK DIAGRAM (X34-700) (X16-712) PRE OUT J401 ATOMIC IC501 MUTE SP OUT PWIC IC200 A8V CN160 CD E-VOL BU5V MUTE LOGIC IC302 SYSTEM u-

4、COM IC301 IC420 BU5V BU USB5V PAN5V ILL+B CN SERVO+B BU5V BU5V USB CN J1 REMO IC2 ROTARY ENCODER KEY IF DRIVER LCD IC1 LCD LCD BACK LIGHT ILLUMI KEY TRIANGLE LED (RED) AUX CN J2 DC CN BU5V Q33 Q30 SW5V Q21 A8V PAN5V Q701 ILL+B SERVO+B Q41 Q51 USB5V IC140 D5V IC70 BU5V SW5V A8V PAN5V SERVO+B ILL+B US

5、B5V Q80 BU DET Q81 ACC DET Q120 LINE MUTE ILL DET Q104 ANT CONT Q103 P CONT Q404 A8V J3 CN1 CN700 ILL+B J3 (4MHz) RST 3.6V IC300 FRONT, REAR/NF REAR L/R FRONT L/R RESET P CON / ANT CON BU DET / ACC DET LINE MUTE / ILL DET PON PAN / WIRED REMO PON / PON ILL 17 2 1123 2 1 15 SUB=32.768kHz(QUARTZ) CLK

6、MAIN=24MHz(CERAMIC 12MHz) RST SW 3 9 5 4 ANT CONT EXT REMO MUTE P.CONT BU ACC ILLUMI ACC ILLUMI MUTE ANT CONT P.CONT WIRED REMO PON PON PON PAN PON PON ILL PON SW VBUS BU DETBU VBUS OC ACC DETACC MUTE ILL DET MUTE ILLUMI ANT CON P CON ANT CONT P CONT 3 21 RadioFans.CN 收音机爱 好者资料库 3 DPX304/DPX308U/DPX

7、404U DPX-MP3120/U5120/U5120S BU1.5V BU3.3V SW3.3V DPU1 CD PLAYER UNIT (X32-6260-01) BOARD MOTHER (X34- ) EF A C B TR COIL FO COIL APC IC2 16.934MHz CLOCK IC3 LOADING & MOTOR DRIVER MOTOR SPINDLE S2 S1 S3 SLED MOTOR DM1 DM2 X3 Q7 RF AMP SERVO MP3 DECODER WMA DECODER 1Mbit SRAM PROCESSOR AAC DECODER +

8、 + + + + LEVEL SHIFT IC5 iPod IC7 REG BU3.3 / AUTHENTICATION LEVEL IC6 SHIFT IC1 u-COM Q5 SW BU1.5V IC9 SW3.3V REG Q3 SW CLOCK 9.000MHz X1 32.768kHz CLOCK X2 IC4 INV Q9 MECHANISM VREF 12EJE SW LOS SW LOE SW MOTOR LO/EJ AGND TRO FOO DMO FMO LD SIGNAL A/B/C/E/F S.GND S7.5V FOO TRO DMO FMO CD DRIVE MUT

9、E SO SRAMSTB SI BUCK CCE CD REQ MSTOP BUCK CCE REQ SO SI RST MRST Lch Rch Z DET MUTE L/R DGND DVSS BU1.5V SW1.5V D3.3V BU5V PD VBUS SW USB+ VBUS OC USB- DATA SCD SI REQ A MRST MSTOP CLK CD MUTE REQ M DATA M USB D+ USB D- USB VBUS SW USB OC CD LOE LIM SW RVIN1/RVIN2 DVCC3B PON DVSS DVCC3A PWE CD SO D

10、SP REQ CD CLK CD RST ZDET IN CD SRAMSTB CE BSIF LRCK BSIF DATA BSIF BCK BSIF GATE BSIF ST REQ IPOD SDA IPOD SCL AVSS A3.3V LO RO BSIF ST REQ BSIF GATE BSIF DATA BSIF BCK BSIF LRCK G D S DPX304, DPX-MP3120 DPX308U/DPX404U, DPX-U5120/U5120S BLOCK DIAGRAM DPU1 CD PLAYER UNIT (X32-6240-00) BOARD MOTHER

11、(X34- ) EF A C B TR COIL FO COIL APC IC4 16.934MHz CLOCK IC3 LOADING & MOTOR DRIVER MOTOR SPINDLE S2 S1 S3 SLED MOTOR DM1 DM2 X1 Q1 RF AMP SERVO MP3 DECODER WMA DECODER 1M bit SRAM PROCESSOR AAC DECODER + + + + + LEVEL SHIFT Q11 SHIFT LEVEL Q12 LEVEL SHIFT RESISTOR SHIFT LEVEL Q10 FILTER FILTER REVE

12、RSAL CIRCUIT Q13 D1.5V IC5 Q14 REG BU1.5V/ OUTPUT D3.3V VREF 12EJE-SW LOS-SW LOE-SW MOTOR LO/EJ A.GND TR OUT FO OUT DM OUT FM OUT A3.3V LD SIGNAL A/B/C/E/F S.GND S7.5V FO OUT TR OUT DM OUT FM OUT DRV MUTE SO SRAM STB SI BUCK CCE PIO0 R15 SRAM STB BUCK CCE PIO0 SO SI MRSTMRST C43 C44 Rch LchLch Rch Z

13、DETMUTE L/R D.GND D GND BU1.5V D1.5V D3.3V AGND BU5V P.ON PD RadioFans.CN 收音机爱 好者资料库 4 DPX304/DPX308U/DPX404U DPX-MP3120/U5120/U5120S SWITCH UNIT (X16-7120-2x) Ref. No.Application / FunctionOperation / Condition / Compatibility IC1LCD DriverED1 Drive. IC2Remote Control Receiver Q1LED DriverKEY Illum

14、ination Driver (Blue) Q2LED DriverKEY Illumination Driver (Green) Q3LED DriverKEY Illumination Driver (Red) Q4LED DriverKEY Illumination Driver (Blue) Q5LED DriverKEY Illumination Driver (Green) Q6LED DriverKEY Illumination Driver (Red) Q7LED DriverLCD Back light Illumination Driver (Blue) Q8LED Dri

15、verLCD Back light Illumination Driver (Red) Q9LED DriverLCD Back light Illumination Driver (Green) Q10KEY Input timing switch ELECTRIC UNIT (X34-700 x-xx) Ref. No.Application / FunctionOperation / Condition / Compatibility IC70USB5V & REMO IC Power SupplySwitching Regulator. IC140Power Control Switc

16、hUSB5V power control switch with over current detection and protection. IC200Power IC Amplifi es front L/R and rear L/R to 45W maximum. IC300System -com Reset Control Output “L” (System -com Reset), when detection voltage goes below 3.6V or less. IC301System -comSystem control. Power management. Pan

17、el, AM/FM, External etc. IC302MUTE LogicControls logic for muting. IC420Source Selector & Electrical Volume Select source & Full source volume. Speaker out “DC-Offset” detection and protection. (This function consists of IC200 and IC420.) IC501Advanced tuner on main-board IC The TEF6614TV1S4-X/TEF66

18、14TV1S3-X is an AM/FM radio including Phase- Locked Loop (PLL) tuning system. It includes a newly developed demodula- tor for data reception of RDS and RBDS transmissions. Q2126Audio 8V AVRSystem power on time output 8V. Q30,31Switch 5VActive time is Power ON. Q32,33Backup5V AVRAlways output 5V. Q40

19、,41Servo AVRCD Servo Q42,4447Over current detectionOver current detection Q5053ILL+B AVRActive time is Power ON. Q80Backup detect switchCheck of Backup voltage. It is on if good. Q81ACC detect switchCheck of ACC voltage. It is on if good. Q82Surge detect switchCheck of over input voltage. Detects it

20、 in on. Q100103Power control switchActive time is Power ON. Q104,105Power antenna switchActive time is AM/FM source. Q120Small lamp detect switchCheck of small lamp. Detects it in on. Q400Preout mute switchSW/REAR Lch Q401Preout mute switchSW/REAR Rch Q402Preout mute switchFRONT Lch Q403Preout mute

21、switchFRONT Rch Q404Preout mute DriverWhen this Tr does on, it is mute. Q700,701Panel 5V AVRActive time is Power ON. COMPONENTS DESCRIPTION 5 DPX304/DPX308U/DPX404U DPX-MP3120/U5120/U5120S COMPONENTS DESCRIPTION CD PLAYER UNIT (X32-6240-00): DPX304, DPX-MP3120 Ref. No.Application / FunctionOperation

22、 / Condition / Compatibility IC34ch BTL Driver Driver for focusing & tracking coil, driver for sled & spindle motor, and opera- tion for disc loading & ejection. IC4Servo DSP with built-in Audio DACWith built-in MP3/WMA/ACC decoder and 1M-bit-SRAM. IC5BU1.5V/D3.3V REG. Power supply for BU1.5V. Power

23、 supply for digital/analogue/audio 3.3V. Q1APC (Auto Power Control)Drives LD (Laser Diode). Q10125V-3.3V Level ShiftConverts signal from 5V to 3.3V, or from 3.3V to 5V. Q13InverterInverts ZDET (Zero data DETection) signal. Q14D1.5V Output Switches ON/OFF at one end of BU1.5V line which is separated

24、into 2 direc- tions. Uses output voltage as D1.5V. D1Level Down Lowers signal level by about 1.2V so that Lo level signal that turns the regula- tor ON/OFF surely becomes Lo judgment level of the regulator SW. D2Laser Diode Protection Prevents reverse bias which is applied to laser. Laser destructio

25、n prevention. D3,4Static Electricity CountermeasurePrevents malfunction by static electricity. CD PLAYER UNIT (X32-6260-01): DPX308U/DPX404U, DPX-U5120/U5120S Ref. No.Application / FunctionOperation / Condition / Compatibility IC1Mechanism -com Controls DSP and peripheral circuit. USB host controlle

26、r. (Compliant with Universal Serial Bus Specifi cation Rev2.0) IC2Servo DSP with Built-in Audio DAC Built-in MP3WMAAAC decoder. Built-in 1M-bit-SRAM. IC34ch BTL Driver Driver for focusing & tracking coil, driver for sled & spindle motor, and opera- tion for disc loading & ejection. IC4iPod Authentic

27、ation Connection authentication for iPod. MFI341S2162: iPhone-compliant. IC53.3V5.0V Level ShiftConverts communication signal from 3.3V to 5.0V. IC65.0V3.3V Level ShiftConverts communication signal from 5.0V to 3.3V. IC7BU1.5V/ BU3.3V Regulator Power supply for digital back-up. Power supply for mech

28、anism -com. IC9A3.3V RegulatorPower supply for digital, analog and audio line. Q3D1.5V Output The output voltage in which the power supply that diverges from the BU1.5V line is turned on and off is used as D1.5V. Q5B.3.3V Output The output voltage in which the power supply that diverges from the BU3

29、.3V line is turned on and off is used as D3.3V. Q6Control signal InverterControls Q5. Q7APC (Auto Power Control)Laser diode driver. Q9Control signal Inverter Because the detection logic of LOE/LIM_SW is different in the mechanism -com and the system -com, the logic to the mechanism -com side is reve

30、rsed. D1Laser Diode Protection Prevents reverse bias which is applied to laser. Laser destruction prevention. D2,3Countermeasure against Static Electricity The potential difference between DGND and AGND is absorbed, and the mal- function by static electricity is prevented. 6 DPX304/DPX308U/DPX404U D

31、PX-MP3120/U5120/U5120S MICROCOMPUTERS TERMINAL DESCRIPTION SYSTEM -COM R5F3650KDFB (X34-700: IC301) Pin No.Pin NameI/OApplication Truth Value Table Processing Operation Description 1REMOIRemote controller input (INFRARED, WIRED)Pulse width detection 25NCONot used Output L fi xed 6BYTE- 7CNVSS-Softwa

32、re writing-in mode controle 8XCIN-Sub-clock OSC_in32.768kHz 9XCOUT-Sub-clock OSC_out32.768kHz 10RESET- 11XOUT-Main-clock OSC_out12MHz 12VSS- 13XIN-Main-clock OSC_in12MHz 14VCC1- 15NC (NMI)O Output L fi xed 16ROTARY_CCWIVOL encoder inputPulse width detection 17ROTARY_CWIVOL encoder inputPulse width d

33、etection 18NCONot used Output L fi xed 19LCD_RESETOLCD_RESETH: Normal, L: RST 20LED_LCD_BLUEOVari_Blue_LCD_PWM outputH: ON, L: OFF, PWM frequency: 23kHz 21NCONot used Output L fi xed 22LED_LCD_GREENOVari_Green_LCD_PWM outputH: ON, L: OFF, PWM frequency: 23kHz 23NCONot used Output L fi xed 24LED_LCD_

34、REDOVari_Red_LCD_PWM outputH: ON, L: OFF, PWM frequency: 23kHz 25LCD_CEI/OLCD control requestH: Data transmission enabled 26PWIC_BEEPOBEEP output terminal2kHz/1kHz 27TUN_SCLI/OTUNER_I2C clock I/O terminal200kHz (Limitation of ATOMIC) 27FLASH_SCLI/OFor Serial No/ ROM correction I2C clock 28TUN_SDAI/O

35、TUNER_I2C data I/O terminal200kHz (Limitation of ATOMIC) 28FLASH_SDAI/OFor Serial No/ ROM correction I2C data 29NCONot used Output L fi xed 29TXD1OData for system -com writer 30NCONot used Output L fi xed 30RXD1IData for writer system -com 31NCONot used Output L fi xed 31CLK1IClock for writer system

36、 -com 32NCONot used Output L fi xed 32BUSYOBUSY for system -com writer 33LCD_SYS_DATAOData for system -com LCDLCD data output 34LCD_PAN_DATAIData for LCD system -comLCD data input 35LCD_CLKOLCD_CLK output LCD clock output (125kHz) (Maximum: 1.5625MHz) 36CD_DISC12_SWICD disc detection terminal (12cm)

37、L: 12cm disc 36CD_DISK12_SWICD disc detection terminal (12cm) 37CD_LOE_LIM_SWICD detection terminal (Chucking detection)H: Loading completed, L: No disc 37CD_LOELIM_SWICD detection terminal (Chucking SW)H: Loading completed, L: No disc 38M_STOPOMechanism stop terminalH: Normal, L: Stop SOC 7 DPX304/

38、DPX308U/DPX404U DPX-MP3120/U5120/U5120S Pin No.Pin NameI/OApplication Truth Value Table Processing Operation Description 38NC (9B1)ONot used (9B1) Output L fi xed 39ROMCOR_DETIROM correction writing-in request H: Can overwrite ROM correction (Switch SDA6 and SCL6 to slave operation) 39EPMIEPM input

39、terminal when writing-ine L: Overwriting mode (In overwriting mode, the set- ting of the other terminals are also necessary) 40CD_MUTEIMechanism mute requestL: MUTE request, H: In normal operation 40CD_MUTEICD_MUTE request terminalL: MUTE request, H: In normal operation 41CD_CD_REQI Communication re

40、quest of mechanism system -com 41CD_PIO0I Communication request terminal from mechanism DSP H: Data request 42M_RSTOMechanism reset terminalH: Normal, L: Reset 42M_RSTOCD mechanism RST terminalH: Normal, L: Reset 43NC (9B3)ONot used (9B3) Output L fi xed 43CD_SRAMSTBO1MbitSRAM standby terminalL: SRA

41、M standby 44CD_LOS_SWICD loading detection terminalL: Eject completed 44CD_LOS_SWICD loading detection terminal 44FLASH_CEICE when overwriting softwaree 45CD_SYS_DATAOData for system -com Bolero 45CD_SIOCD mechanism serial input 46CD_CD_DATAIData for Bolero system -com 46CD_SOICD mechanism serial ou

42、tput 47CD_CD_CLKICLK from Bolero 47CD_CLKOSerial clock output 48CD_SYS_REQO Communication request for system -com mechanism 48CD_CCEOCD mechanism chip enable terminal 49NC (9B3)ONot used (9B3) Output L fi xed 49PON_CDOCD mechanism power control terminalH: Power ON 50NC (9B3)ONot used (9B3) Output L

43、fi xed 50CD_DRIVEMUTEOMotor driver mute outputwL: MUTE 51CD_LOEJI/OCD motor control terminalw 51CD_LOEJI/OCD motor control terminalw 52CD_MOTOROCD motor control terminalwH: LO/EJ mode 52CD_MOTORI/OCD motor control terminalwH: LO/EJ mode 53LED_KEY_GREENOVari_Green_KEY_PWM outputH: ON, L: OFF, PWM fre

44、quency: 100Hz 54LED_KEY_REDOVari_Red_KEY_PWM outputH: ON, L: OFF, PWM frequency: 100Hz 55LED_KEY_BLUEOVari_Blue_KEY_PWM outputH: ON, L: OFF, PWM frequency: 100Hz 5659NCONot used Output L fi xed 60VCC2- 61NCONot used Output L fi xed 62VSS- 63PON_PANELI/OPanel 5V control terminalH: ON, Hi-Z: In 11 min

45、utes after ACC_OFF 64PON_ILLI/OPanel LED power supply controlH: ON, Hi-Z: OFF 65PONI/OPower supply control terminalH: ON, Hi-Z: OFF MICROCOMPUTERS TERMINAL DESCRIPTION 8 DPX304/DPX308U/DPX404U DPX-MP3120/U5120/U5120S MICROCOMPUTERS TERMINAL DESCRIPTION Pin No.Pin NameI/OApplication Truth Value Table

46、 Processing Operation Description 66BU_DETIBU detection L: With BU, H: When without BU/ reduced volt- age/ over voltage 67ACC_DETIACC detectionWith ACC: L, Without ACC: H 68LINE_MUTEILine mute detection 1V or less: TEL_MUTE (MUTE), 2.5V or more: NAVI_MUTE (ATT), J-TYPE is 1V or less, NAVI_MUTE is ac

47、tivated in 2.5V or more 69P_CONI/OPCON control terminalH: POWER_ON, Hi-Z: Power_Off, STBY source 70ANT_CONI/O ANTCON control terminal (Other than E-TYPE) H: Tuner source, Hi-Z: Other than Tuner 70NCONot used (E-TYPE) Output L fi xed 71ILLUMI_DETIDimmer illumi detectionL: ON, H: OFF 72DC_DET_2IPWIC s

48、hort to VCC/ GND detection terminal 73PWIC_MUTEOPWIC mute terminal L: In STANDBY source, During momentary power down, or in TEL_MUTE 74PWIC_STBYOPWIC standby control H: Power_On, L: Power_Off 75AUD_SDAI/OE-VOL data input terminal 76AUD_SCLI/OE-VOL clock output terminal 77MUTEOMUTE terminalL: MUTE_ON

49、, H: MUTE_OFF 78NCONot used Output L fi xed 79DC_DET_1IDC offset detection terminal Threshold value: Determined as DC offset detec- tion when less than 1.0V is observed 20 times for every 100mS 8088NCONot used Output L fi xed 89TYPE_DOP_1IDOP destination switch 1q 90NCONot used 91NCONot used Output L fi xed 92TYPEIDestination switchq 93NCONot used Output L fi xed 94AVSS- 95NCONot used Output L fi xed 96VREF- 97AVCC- 98,99NCONot used Output L fi xed 100 NC (Kenwood brand model) ONot used (Kenwood brand model) Output L fi xed 100STE_REMOI