Kenwood-KIV-700-Service-Manual电路原理图.pdf

This product uses Lead Free solder.This product complies with the RoHS directive for the European market.© 2010-5 PRINTED IN JA PANB53-0805-00 (N) 306KIV-700KIV-BT900DIGITAL MEDIA RECEIVERSERVICE MANUAL* Depends on the model. Refer to the parts list.Panel assyKIV-700 (K) (A64-5140-01)Panel assyKIV-700 (M) (A64-5142-01)Panel assyKIV-700 (E) (A64-5141-01)Mounting hardware assy(J22-0789-03)* Remote controller assy (RC-405)(A70-2104-05)Escutcheon(B07-3245-01)Lever(D10-7106-04) x2* Screw set(N99-1757-15)* DC cord(E30-6939-05)* DC cord(E30-6940-05)Panel assyKIV-BT900 (K) (A64-5139-01)Cord with connector(E30-6958-05)* Compact disc(W01-1780-05)* Microphone(W01-1768-05)Connecting cord assy(E30-6920-05)2KIV-700/BT900BLOCK DIAGRAMMUTE AMUTE 0,1,2WININOFFSETMUTE APWIC MUTEDC ERRMUTE 0,1,2AUXCHSTBYSW MUTEI2CI2CKEY MATRIXRSTRSTP.ON ILLUMIP.ONP.ONFAVORITEINSTALLERBACK-UPFM/AMMD(BT)PH-BOOK+12dBMPX for RDSTAGGINGI2CPRE MUTE /MUTESTBY37REMOTEKEY LEDKEYSRC / MENU16Bit-DATA BUS (D16-31)16Bit-DATA BUS (D0-15)ADDRESS BUSRD,WR,CS,etc3NFC 8Bit-BUSPON LCDI2SI2CRSTI2CITU-R BT656VD1.8VUPS-502USBOCSW500mAP.ON5VP.ON D5CDFSELPON D3.3VZMUTEAMUTERESET STOPSYSREQ,SOCREQ,SYSDAT,SOCDATD1.3VDA5V77P.ON5VUPS-502 SERIALBL P.ONLCD3.3VROTARYKEYSI2CBL P.ONA8VDSPE-VOLPRE OUTIC451BUu-COMP-CONANT-CONACC DETILLUMIBU5VILLUMI+BA8VP-CONANT CONILLUMIACCBACK UPLINE MUTESP OUT(FL/FR/RL/RR)TFT QVGA LCD with DRIVERLEDBU5VA8VILLUMI+BILLUMI+B(F/R/SW)WIRED REMOTELINE MUTEIC302IC201(D5V)DC/DCHI-SIDESWDETBU/SURGESWSRCKEYLED SWAUTHENTICATIONiPodSYSTEMBU5VQ90,93Q110,111,113Q50-53D130Q92Q440,442,450,451,460,462J4004V PRE+BQ80-83VPQ50-53Q32,33Q10-12LX BUSP.ON5VVIDEO SWAUDIO/A5VA5VIC20DSP 5VQ112IC70IC401IC701ENCODERROTARYREMOTEIC1S1D1.3VIC61ED1S2IC301A5VIC240IC300E2PROMIC402RESETICPOWERICMUTEPREMUTEDRIVERAM+BE2PROMFRONT-ENDFSTP.ON5VA8VRDSDECODERP.ON5VMODULEBLUETOOTHA8VIC600MICIC500BU5VA480 Q480,481Q441,461PAN5VA900D3.3V128M-BitSDRAMNAND FLASH8G-BitDA5VIC51IC201D/ALCD3.3VQ91,92SDRAM128M-BitIC101IC100IC103SOC u-COMD3.3VD3.3VD3.3VA8VIC1D3.3VLCD3.3VVDEC1.8VIC71VIDEO DECD3.3VIC301D3.3VDC/DC(D3.3V)IC700PARK DETQ706MUTEQ703-705BU5VA8VD3.3VREAR MONI.OUTINiPodD3.3VD3.3VS12SWMENUIC304AUDIO AUX IND1,3-6Q1,3-8VARIABLEBL SWQ9,10USBPARKINGJ420J1J470CN702CN701(X17- )CN201BU5VSWA8VSWITCH UNIT (X16- )(X34- ) (A/2)ELECTRIC UNITPROCESSOR UNIT (X17- ) (X34- ) (B/2)ELECTRIC UNIT3KIV-700/BT900 SWITCH UNIT (X16-6880-10)Ref. No. Application / Function Operation / Condition / CompatibilityIC1 Remote Controller Outputs remote control signal when IR signal is received.Q1 Triangle RED Driver When the base turns on, D1 is turned on.Q3 BLUE DriverWhen the base turns on, BLUE of D3, D4 and D5 are turned on.Brightness is PWM controlled by X34-unit.Q4 RED DriverWhen the base turns on, RED of D3, D4, D5 are turned on. Brightness is PWM controlled by X34-unit.Q5 GREEN DriverWhen the base turns on, GREEN of D3, D4, D5 are turned on. Brightness is PWM controlled by X34-unit.Q6 BLUE DriverWhen the base turns on, BLUE of D6 is turned on. Brightness is PWM controlled by X34-unit.Q7 RED DriverWhen the base turns on, RED of D6 is turned on. Brightness is PWM controlled by X34-unit.Q8 GREEN DriverWhen the base turns on, GREEN of D6 is turned on. Brightness is PWM controlled by X34-unit.Q9,10 LCD Back Light Control SWWhen the base turns on, back light of LCD is turned on. Brightness is PWM controlled by X17-unit. PROCESSOR UNIT (X17-2080-10)Ref. No. Application / Function Operation / Condition / CompatibilityIC1 SOC -COM Controls LCD, key, USB and video.IC51 A5V Power Supply Power supply for A5V (to DAC).IC61 Power Supply for IC1 Power supply for IC1 core.IC71 Power supply for IC301 Power supply for IC301 core.IC100,101 Memory for IC1 Memory for IC1.IC103 Firmware Memory for IC1 Firmware memory for IC1 and music fi le (8G-bit).IC201 Audio DAC The fi le in USB and internal memory are converted to analog. IC301 Video DAC Composite-video signal (analogue) is converted to “BT.656” format (digital). IC401 Hi-side SW Detects USB over-current and ON/OFF SW.IC402 i-Pod Authentication Connection with i-Pod and i-Phone are authorized. Q91,92 LCD Power SW When Q92s base goes on, LCD_D3.3V outputs 3.3V.Q501 Level shift (5V3.3V) SOC_STOP level shift.Q502 Level shift (5V3.3V) SOC_RST level shift. ELECTRIC UNIT (X34-677x-xx)Ref. No. Application / Function Operation / Condition / CompatibilityIC10 AUD8V REF Power Supply Outputs 1.27V.IC20 A5V REG Power supply for A5V (to DSP).IC70 D5V/PON5V SW REG Power supply for D5V (to USB-VBUS/PANEL) and PON5V.IC170 Level Shift (3.3V5V) Level shift for BT module.IC171 Level Shift (5V3.3V) Level shift for BT module.IC201 Power IC Amplifi es the front L/R and the rear L/R to 50W maximum.IC240 DSP Digital signal processor.IC300 E2PROM Memory for data of installer, back-up, favorite, phone book and RBDS tagging.IC301 Reset IC Outputs Lo (system -com reset) when detection voltage goes below 3.6V.IC302 System -COM Controls FM/AM tuner, the changer, X17-unit, key (SRC/MENU/AUDIO) and DSP.COMPONENTS DESCRIPTION4KIV-700/BT900Ref. No. Application / Function Operation / Condition / CompatibilityIC303 Mute Logic Controls logic for muting.IC304 Reset Logic Logic for reset (SRC/MENU/AUDIO).IC451 E-VOL & Source Selector Controls the source and volume.IC500 RDS Decoder RDBS and RDS decoder.IC551 Level Shift (5V3.3V) Level shift for X17-unit. (Controls IC302)IC552 Level Shift (3.3V5V) Level shift for X17-unit. (Controls IC302)IC600 BT Buffer Buffer for Bluetooth.IC700 D3.3V Power Supply Power supply for D3.3V to X17-unit (USB/PANEL) and BT module.IC701 AV Selector Audio (USB/i-Pod) and video (i-Pod) input selector and rear monitor output buffer.Q1012 AUD8V AVR When Q11s base goes on, A8V AVR outputs 8.0V.Q32,33 BU5V AVR While the back-up is applied, BU5V AVR outputs +5V.Q5053 ILLUMI+B When Q53s base goes on, AVR outputs 10.5V.Q8083 4V-PRE+B When Q83s base goes on, 4V-PRE+B outputs (12V).Q90 BU DET SW When the base goes on, the back-up voltage is detected.Q92 ACC DET SW When the base goes on, ACC voltage is detected.Q93 Surge DET SW When the base goes on, surge voltage is detected.Q110,111 P-CON Output SW When Q110s base goes on, 14V is output.Q112 P-CON & ANT-CON Current Limiter The circuit is protected because Q112 operates when P-CON output current is excessive.Q113 P-CON Output SW When Q110s base goes on, 14V is output.Q114,115 ANT-CON (Power Antenna) SWWhen Q115's base goes on, power antenna SW outputs 14V. *Necessary to turn on P-CON. Q130 Car Light DET SW When the base goes on, car light is detected.Q170 Bluetooth Module Reset When the base goes on, BT module reset is ON.Q366 Level Shift Level shift for USB audio mute.Q440,442,450Q451,460,462Pre-out Mute SW When the base goes on, pre-out is muted.Q441,461 Pre-out Mute Driver When the base goes on, mute driver is turned on.Q480,481 AM+B SW When Q480's base goes on, AM+B is output.Q602 IC302 Reset Control When the base goes on, IC302 is reset.Q702 Control OSC FREQ of IC700 When the base goes on, oscillation frequency is high.Q703 Rear-Monitor-Out (Audio) Mute Driver When the base goes on, rear-monitor-out (audio) mute SW turns on.Q704,705 Rear-Monitor-Out (Audio) Mute SW When the base goes on, rear-monitor-out (audio) is muted.Q706 Parking Brake DET SW When the parking brake is detected, the base goes on.COMPONENTS DESCRIPTION5KIV-700/BT900 SYSTEM -COM: IC302 on X34- (ELECTRIC UNIT)Pin No. Pin Name I/O ApplicationTruth Value TableProcessing / Operation / Description1 WIRED PANEL REMO I Remote control signal input Pulse width detection2 RDS QUAL I RDS decoder qualifi cation input35 NC - Not used Output L fi xed6 BYTE -7 CNVSS -8 XCIN - 32.768kHz9 XCOUT - 32.768kHz10 RESET - L: Reset11 XOUT - 12MHz12 VSS -13 XIN - 12MHz14 VCC1 -15 NC - Not used Output L fi xed16 RDS CLK I RDS clock input17 AMUTE O Rear monitor-out audio (Mute control) Momentary power-down: L, L: Mute ON18 BU DET I Back-up detectionBU found: L, No BU or momentary power-down or over-voltage: H19 RDS DATA I RDS decoder data input20 NC - Not used Output L fi xed21 SRC KEY I Source key input H: OFF, L: ON22 MENU KEY I Menu key input H: OFF, L: ON23 KENWOOD KEY I KENWOOD key (Rotary push) input H: OFF, L: ON24,25 NC - Not used Output L fi xed26 PWIC BEEP O Beep output 2kHz/1kHz27 TUN SCL I/O Front-end I2C clock input/output MAX 400kHz28 TUN SDA I/O Front-end I2C data input/output MAX 400kHz29 SOC SYS DATA O Data from system -com to SOC UART MAX 500kHz30 SOC SOC DATA I Data from SOC to system -com UART MAX 500kHz31 SOC SYS REQ O Communication request from system -com to SOC H: Request, L: Normal32 SOC SOC REQ I Communication request from SOC to system -com H: Request, L: Normal33 BT SYS DATA O Data from system -com to BT module34 BT BT DATA I Data from BT module to system -com35 BT RST O BT module reset L: Normal, H: BT reset36 FSEL 5V O Changes SW5 oscillation frequency q Refer to the truth value table37 FSEL 3.3V O Changes SW3.3V oscillation frequency q Refer to the truth value table38 NC - Not used Output L fi xed39 ROMCOR DET I ROM correction writing request H: Rewritable (I2C opened)39 EPM IEPM input during writingRewritable in Lo at the start-upMICROCOMPUTERS TERMINAL DESCRIPTION6KIV-700/BT900Pin No. Pin Name I/O ApplicationTruth Value TableProcessing / Operation / Description40 SOC RST O SOC reset H: Reset, L: Normal41 SOC STOP O SOC stop H: SOC stopped, L: Normal42,43 NC O Not used Output L fi xed44 CE I “Not used“ except during writing Output fi xed45 TYPE 2 I Destination setting46 TYPE 1 I Destination setting47 TYPE 0 I Destination setting48 ZERO MUTE I ZERO mute detection L: ZERO mute ON49 PON ILL I/O Panel LED power supply control H: ON, Hi-Z: OFF (During POWER OFF)50 PON 3.3V I/O SOC power supply 3.3V control H: ON, Hi-Z: OFF51 NC - Not used Output L fi xed52 PON I/O Power supply control H: ON, Hi-Z: OFF5355 NC - Not used Output L fi xed56 P-CON I/O P-CON controlPOWER ON: H, POWER OFF: Hi-Z, STANDBY source: Hi-Z57 ANT CON I/O ANT-CON control TUNER source: H, Others: Hi-Z58 ACC DET I ACC detection ACC found: L, No ACC: H59 ILLUMI DET I Dimmer illumination detection L: ON, H: OFF60 VCC2 -61 NC - Not used Output L fi xed62 VSS -63 LINE MUTE I Line mute detectionKIV-700 TEL mute: Below 1V, NAVI mute: Over 2.5VKIV-BT900 NAVI mute: Over 2.5V64 DSP PDN O DSP reset H: Normal, L: Reset65 PON 4VPRE I/O 4V-PRE power supply control H: ON, Hi-Z: OFF66 MUTE 0 O E-VOL front mute controlL: Mute ON, H: Normal (Time constant isolation setting: 10ms)67 MUTE 1 O E-VOL rear mute controlL: Mute ON, H: Normal (Time constant isolation setting: 10ms)68 MUTE 2 O E-VOL switching mute controlL: Mute ON, H: Normal (Time constant isolation setting: 10ms)69 PWIC DC DET I DC offset detection70 MUTE AFS I/O IC-2 mute control (AFS mute)L: Mute ON, Hi-Z: Normal (Time constant isolation setting: 0.48ms)71 PWIC MUTE O Power IC muteSTANDBY source or momentary power-down: L, TEL mute: L72 PWIC STBY O Power IC standby POWER ON: H, POWER OFF: L 73 LX REQ S I Communication request from slave unit74 LX REQ M O Communication request to slave unit75 SDA DSP SDA I/O I2C data for DSP75 SDA E2P SDA I/O I2C data for the mother E2PROMMICROCOMPUTERS TERMINAL DESCRIPTION7KIV-700/BT900Pin No. Pin Name I/O ApplicationTruth Value TableProcessing / Operation / Description75 SDA EVOL SDA I/O Data output from system u-com to E-VOL76 SCL DSP SCL I/O I2C clock for DSP76 SCL E2P SCL I/O I2C clock for the mother E2PROM76 SCL EVOL SCL I/O Clock output from system -com to E-VOL77 LX MUTE I Mute request from slave unit H: Mute ON, L: Mute OFF 78 LX CON O Start-up request to salve unit H: Slave unit ON, L: Slave unit OFF79 LX RST O Forced reset to slave unit H: Reset, L: Normal80 MUTE PRE O External preout mute0-bit or momentary power-down: L, L: Mute ON81 MUTE PRE SW O External preout mute (SUB)0-bit or momentary power-down: L, L: Mute ON82 PON AM I/O AM+B power supply control H: AM station found, Hi-Z: Others83 TUN IFC OUT I Front-end IFC-OUT input H: Station found, L: No station84 TUN SMETER I S-meter voltage detection85 RDS NOISE I FM noise voltage detection86 RDS AFS M I/O Noise detection time constant SW L: AF search, Hi-Z: Normal87 NC - Not used Output L fi xed88 TRIANGLE ILL O Triangle LED control H: Turned ON, L: Turned OFF89 VARI1 B O Panel scroll bar variable BLUE PWM control (100Hz)90 VARI1 G O Panel scroll bar variable GREEN PWM control (100Hz)91 VARI1 R O Panel scroll bar variable RED PWM control (100Hz)92 VARI0 B O Panel L & R key variable BLUE PWM control (100Hz)93 VARI0 G O Panel L & R key variable GREEN PWM control (100Hz)94 AVSS -95 VARI0 R O Panel L & R key variable RED PWM control (100Hz)96 VREF -97 AVCC -98 LX DATA S I Data from slave unit99 LX DATA M O Data to slave unit100 LX CLK I/O LX-BUS clockMICROCOMPUTERS TERMINAL DESCRIPTION8KIV-700/BT900Truth value tableq FSEL terminal switch (AM)FSEL_5V Pin36-com terminal H LReception frequency (Destination “K”)1110kHz1700kHz 530kHz1100kHz1107kHz1611kHz 531kHz1098kHz Channel space switchingReception frequency (Destination “M” & “E”)1107kHz1611kHz 531kHz1098kHz1110kHz1700kHz 530kHz1100kHz Channel space switchingReception frequency (Destination “J”) 1107kHz1629kHz 522kHz1098kHzFSEL_3.3V Pin37-com terminal H LReception frequency (Destination “K”)530kHz1100kHz1610kHz1700kHz1110kHz1600kHz531kHz1098kHz 1107kHz1611kHz Channel space switchingReception frequency (Destination “M” & “E”)531kHz1098kHz 1107kHz1611kHz530kHz1100kHz1610kHz1700kHz1110kHz1600kHz Channel space switchingReception frequency (Destination “J”) 522kHz1098kHz 1107kHz1629kHzMICROCOMPUTERS TERMINAL DESCRIPTION9KIV-700/BT900 Key layout The product can be reset by simultaneously pressing the following three keys: MENU, AUD and SRC. How to transfer into the test modePress and hold the TEL or TI or PLAY MODE and FAV keys and reset. Reset can be made also by turning on the head unit power supply. How to clear the test modeIt is required to clear the test mode under any of the following conditions:y Reset y Momentary power down detectiony ACC OFF operationy Panel detach operation Initial settingy The source when making the transfer shall be STANDBY source.y All the TFT LCD turns on when it is white.y VOLUME setting shall be 30.y CRSC setting shall be ON. (Do not set up to ON/OFF switching.)y KEY ON BEEP setting shall be ON regardless of destination of the product.y Build-in AUX shall be ON.y DSP shall be BYPASS setting (DSP OFF).y DISPLAY setting shall be Type-A1. (This is the same as the initial setting for the normal mode) y DISPLAY TEXT setting in TUNER source shall be as follows:K/M type 1st row: FrequencyE type 1st row: PS/Frequencyy SOURCE SELECT setting shall be mode 2 (Mode in which the source is switched every time when SRC key is pressed briefl y).y The illumination settings shall be R255, G255, and B255 (white).y AV OUT setting shall be ON.TEST MODESRCMENUPlay/PauseAUDDISPTEL or TI or PLAY MODESEARCHMODEFAV10KIV-700/