Kenwood-KRFV7300D-avr-sm 维修电路原理图.pdf

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1、This product uses Lead Free solder.This product complies with the RoHS directive for the European market. 2008-8 CREATED IN JA PANB53-4048-00 (N/J) PDFSERVICE MANUALAUDIO-VIDEO CONTROL CENTERKRF-V7300D/V7300D-SKRF-V8300D/V8300D-SKRF-V9300D/V9300D-SVOLUME CONTROLAV AUX/iPodVIDEOL-AUDIO-RSPEAKERS A/B/

2、OFFPHONESLISTEN MODEMULTI CONTROLINPUT SELECTORPURE AUDIO MODEHDMI LINK READYDTSDOLBYDIGITALHIGHDEFINITIONSETUPDOLBYVIRTUALBANDINPUT MODEENTERSTRAIGHTDECODEAUTO/MONOACTIVE EQSTRAIGHTDECODEKnob(K29-8591-03): S(K29-8592-03): B/Front glass(B10-5645-02)Panel *(A60-)Knob *(K29-)Foot *(J02-)Knob(K29-8686-

3、02): S(K29-8687-02): BPhone jack(E11-1019-05)Knob(K29-8686-02): S(K29-8687-02): BKnob(K29-8680-03): S(K29-8681-03): BKnob(K29-8682-03): S(K29-8683-03): BKnob(K29-8684-03): S(K29-8685-03): BPin jack(E63-1388-05)LRAUXCDMD/TAPEVIDEO1ANTENNAVIDEO2AUDIODVD/6CH INFRONT SPEAKERS (6 16 )AUTO ROOM EQMIC INVI

4、DEO1 INVIDEO1 INMONITOR OUTMONITOR OUTDVD INDVD INVIDEO2 INVIDEO1 OUTCD(ASSIGNABLE)SUB WOOFERPRE OUTVIDEO2DVDDVD INOPTICALCENTERSURROUNDFRONTPLAY INPLAY INREC OUTPLAY INPLAY INPLAY INREC OUTSUB WOOFEROPTICALCOAXIALVIDEO2 INMONITOR OUTHDMIDIGITAL INS-VIDEOVIDEOCOMPONENT VIDEO+REDWHITEGRAYBLUEGREENTAN

5、BROWNAMSPEAKER ASPEAKER BCENTERSURROUNDSURROUND BACKGNDFM 755V500mAiPodYCBCRVIDEO2 INYCBCRLRLRLRLRSURROUND SPEAKERS (6 16 )Metallic cabinet(A01-3995-01): S(A01-3996-01): BPin jack(E63-1338-05) x 2Pin jack(E63-1407-05)Pin jack(E63-1380-05)Pin jack(E63-1417-05)Pin jack(E63-1146-15)Phone jack(E11-0962-

6、05)Rectangularreceptacle(E58-0095-05)Optical receivingmodule(W02-4652-05) x 2Pin jack(E63-1428-05)Rectangular receptacle(E58-0100-05) x 3Tuner(W02-4644-05)Screw terminal board(E70-1018-05) x 2Pin jack(E63-1371-05)Cylindrical receptacle(E56-0065-05)Screw terminal board(E70-1009-05)Screw terminal boar

7、d(E70-1018-05)Pin jack(E63-1374-05) x 2AC power cord *(E30-)B: Black panelS: Silver panelIllustration: KRF-V9300D* Refer to parts list on page 68.RadioFans.CN 收音机爱 好者资料库2KRF-V7300D/V8300D/V9300DFM indoor antenna (1)(T90-0854-05)AM loop antenna (1)(T90-0893-05)Remote control unit (1)- KRF-V9300D : RC

8、-R0923 (A70-1736-05)- KRF-V8300D : RC-R0831 (A70-1731-05)- KRF-V7300D : RC-R0733 (A70-1730-05)Batteries * (R03) (2)(-)* Batteries are attached to the packing material.KRF-V9300D /KRF-V8300D onlySetup microphone (Cord length : About 5m) (1)(T29-0011-05)ACCESSORIES / iPod MODELS USABLE WITH THIS UNIT

9、To connect an iPod, you will need the iPod connection cable PNC-iP120 (optional accessory). This unit does not come with an iPod. It is up to you to purchase an iPod separately. Controllable iPod (As of July 2008)Controllable iPodiPod 4th Generation (Click wheel)iPod miniiPod 4th Generation (Color d

10、isplay)iPod nano 1st GenerationiPod nano 2nd GenerationiPod video (iPod 5th Generation)iPod photoiPod nano 3rd GenerationiPod classiciPod touch* With iPod touch, only the Music is compatible. Update the software of your iPod to the latest version. The latest iPod software upgrading data can be downl

11、oaded from the website of Apple Inc. Some functions of iPod may not work properly depending on the iPod models and the software version. This unit supplies power to your iPod, which means you can enjoy listening to music while charging your iPod. To do this, the unit must be turned on. Video output

12、setting of iPod such as TV OUT and TV Signal needs to be set on your iPod.Handling precautions Be sure to read the instruction manual that comes with the iPod you are using. Certain conditions while using an iPod can cause contents stored on the iPod to be lost. Note that Kenwood will not be held li

13、able for any losses arising out of loss of stored contests.Displayble characters This unit can display alphanumeric and some symbol characters. It displays accented characters after converting them into ordinary alphabet characters. The non-displayable characters are displayed as *. B60-5740_00_00_E

14、N.indd 708.7.11 5:45:41 PMAccessoriesiPod models usable with this unitRadioFans.CN 收音机爱 好者资料库3KRF-V7300D/V8300D/V9300DResetting the MicrocomputerResetting the MicrocomputerIf the unit is completely inoperable, the display is not normal or a problem cannot be solved even after checking the list in ,

15、it is required to reset the microcomputer in the unit.While holding down key on the unit, unplug the power cord and plug it back in. Please note that resetting the microcomputer will clear the contents of the memory and return the unit to the state it was in when it left the factory.B60-5740_00_00_E

16、N.indd 6808.7.11 5:46:56 PMRESETTING THE MICROCOMPUTER4KRF-V7300D/V8300D/V9300DBLOCK DIAGRAMJ391J301IC391IC321L/RMIC (R,EQ)AV AUXL/RAM/FMTUNERJ301J301J311J311J321J311J311J341: W02-4644-05: W02-4689-05J701+6.8dBIC111E.VOL AVR+4dB+10dB+10dB+10dBIC131,181IC191IC131,181IC171AVR+24dB+36.0dBPACKPOWER AMP.

17、DISCRETE+24dBPACKPACK+24dB6dBQ1,2Q3,4Q5,6Q101Q7,8CLASS AK1K2K3K5RELAY SWK4K6RX DETECTSENSE IDENTIFYQ381,382Q835,836J301J311J361Q306,363ANALOG AUDIO OUTPUTi-podMD/TAPEL/RVIDEO1L/RSUB WOOFERPRE-OUTAUX L/RCD/DVDL/RMD/TAPEL/RVIDEO1L/RVIDEO2L/RFL/FRC/SWSL/SRDVD/6CH INPUTANALOG AUDIO INPUTIC111+20.8dBIC50

18、3AV AUXJ301 (X14)J881VIDEO1J901J901DVDVIDEO2MONITORJ901J881VIDEO1COMPOSIT VIDEOINPUTOUTPUTIC901NJM2279NJM2595NJM2279IC904IC902J901VIDEO2J901DVDJ901MONTTORS VIDEOOUTPUTINPUTE2PROMIC204IC506RML86V7656ML86V7668AY DET.J931VIDEO1J932VIDEO2DVDMONITORCOMPONENT VIDEOOUTPUTINPUTIC801IC802MN101EF16KXWRAM : 12

19、KBROM : 256KBIC931IC880X34HDMIKRF-V9300DKRF-V8300D,Y DET.ATT(J)(E,X)IC505-6dBQ423,424R2S15205FPHDMIDECODEDIFINITIONDOLBYDTSIC402,403Q411MICRO PROCESSORCYNJM2586NJM2586J931J932D751-758J981 (J)J982 (J)J981 (J)J982 (J)12V12V+9V220220220220220220220220K220220K220K220AUDIOVIDEO COMPOSITTXDO SDRDS DATARDS

20、 CLKD INCLK CEREC L/RL/RCSBL/SBRLFESL/SRFL/FR-12V+12V+7.0V-7.0VFL/FRSL/SRC/SWSWFCSBL/SBRLIMITTERHP.INPROTECTPROTECTOVER CURRENTDC VOLTAGEFRONT LEVELSURROUND LEVEL220220REC OUT MUTE1.5K33K3.3K757575V IN2V IN3V IN4V IN575V IN1+5V-5VV OUT1V OUT2V OUT3+12V+5V+7.5V-5V-12V-5V+5V+5V-5VV IN3V IN2V IN1V IN2V

21、 IN1V IN3V OUT1V OUT2V OUT2V OUT175757575757575CYYCCYBUSYDATA+3.3VRESET CECEC CONT. x 2HDMI CONT. x DSP CONT. x 4RELAY CONT. xTHERMAL PROAVR PROTECT+3.3VY ( 7 : 0 )+2.5V+3.3V+2.5V+3.3VYCbCrSCSYX375 x 375 x 3X375 x 3X375 x 3CH2 IN3GNDCH2 IN2GNDV+1CH2 IN1CH1 IN3CH1 IN2SW2SW1CH1 IN1+5VCH3 IN3CH3 IN1V+2

22、CH3 IN2GNDV-1PSCH1 OUTCH3 OUTCH2 OUTV+2-5VCH2 IN2GNDCH2 IN3V+1CH2 IN1GNDCH1 IN3SW2CH3 IN2GNDCH3 IN3CH3 OUTCH3 IN1V+2V+2V-1+5VCH1 IN1CH1 IN2SW1CH1 OUTCH2 OUTPS-5V10.0MHzSDARST,SLCV CONT1,2,3DSP & HDMIX34 BOARDfromF. OFFSCKSDATACSPUREST-BYX09 (AMP,AVR)X14 (DISPLAY,PRIMARY)X08-1 (E-VOL,u-COM)KRF-V9300D

23、/V9300H-SKRF-V8300D,X08-2 (ANALOG VIDEO)(J)(E,X)5KRF-V7300D/V8300D/V9300DK1K2K3K5RELAY SWK4K6HEAD PHONESSPEAKER A L/RSPEAKER B L/RSPEAKERSPEAKERSPEAKERJ101 (X14)J5J6J7J7J8FAN AVRF09-0192-05DC FANRESETIC784IC1M66005-0001AHPIC3SURROUND BACK L/RCENTERSURROUND L/RIC783 (X08)-12VIC402IC404-35V+4.1V(J)(E,

24、X)SUB. TRANS.: L07-3372-05: L07-3373-05D802D801D502-504D401D403D205-208D201,202IC401(X08)Q203Q202Q201Q407+5V+5V+12VIC4+9VQ801K801D419-422K201Q405T201CONTROLREMOTEKEY IN 1,2D1D2A1ED1S16INPUT SEL.MULTI CONT.S15VOLUME CONT.S301X14J1LPF,fc=96kHzLPF,fc=96kHzLPF,fc=96kHz/200HzLPF,fc=48kHzFL/FR chCchLFEchS

25、L/SRchREC L/RchSBL/SBRchANALOG IN L/RAK4589VQIC301GP1FAV51RK0FGP1FAV51RK0FMcASP0RAMROMMEMORYC67x +TMINSTRUCTIONCROSSBAR SWITCHEMIFdMAXPLLOSC32-/64-BitDSP COREFLOATING-POINTSPL1IMcASP2McASP132-Bit COUNTERSPI0RTICACHE(DMA)CONTROLLERD788E001BRFPIC401MICRO PROCESSORMN101EF16KXWHDMI & DSP CONTROLIC11GENE

26、RATORCLOCK16MFLASH MEMORY64MSD RAMA29L160A1CHBEM484M1644VB6IC451IC461X351IC35124.576MHzHDMI OUTHDMI IN1HDMI IN2EDIDCECBUFFEREDIDJ503J502J501Q503Q502Q501SII9135CTUHDMI RXSILICON IMAGESILICON IMAGESII9134CTUHDMI TXIC501IC502SYSTEM u-COMX501MN101EF16KXWMICRO PROCESSORX502IC503FLASHDEBUGWRITEABT1012ANCH

27、OR BAYVIDEO SCALERIC702VIDEO ADCANALOG DEVICESADV7401BSTZ80IC7015V AVRIC5063.3V AVRIC511IC5041.8V AVR1.8V AVRIC505EDIDu-COMHDMI RX/TXHDMI RXHDMI TXIC101,111IC131,141IC161,171IC191,201,208DVDCOAXIALOPTICALCDOPTICALVIDEO2PCM/Bit-STREAMDIGITAL AUDIO INPUT16-BT-152GNKLEDA2A2TMS320DA708 FLOATING POINT DS

28、P8.00MHzX1128.322MHz19.800MHzCN501CN502CN103C0IC1HP.IN3266666RESET CECEC CONT. x 2HDMI CONT. x 4DSP CONT. x 4FAN CONT.RELAY CONT. x 8THERMAL PROTECT x 4AVR PROTECTto X34 HDMIto X34DSP-BVHI/LO10.0MHz-35V+3.3VVIDEO CIRCUITfor ANALOGTUNERforfor HDMIfor DSPor USBfor iPodFL -VFLFL FILAMENT(E,X)(J)FUSE: 3

29、.15A: 8APOWERRELAYDETECTORAC OFF(F.OFF)50/60Hz: AC100V: AC230V 50Hz: AC240V 50Hz(X)(E)(J)RELAYHI/LO TAPAMPLIFIERfor POWERforFANPACKMAIN TRANS.(E)(J)(X): L07-3382-05: L07-3383-05: L07-3384-05+3.3VBACK UP +4.1V+5.0VENCODER7524bit 192kHz DIR & DIT8 INPUT, 2 OUTPUTSAMPLING FREQUENCY : max. 96kHz2ch 24bi

30、t ADCSAMPLING FREQUENCY : max. 192kHz8ch 24bit DAC-6dB+3dB+3dBLEF : +7.5dBC : +3dB+5V+3.3V470470+3.3V+1.2V+3.3VTMDSDDCHP+5V+5VDDCTMDSHPHPTMDSDDC+5VAUDIO DATAVIDEO DATAI2C,RST,INTI2C,RST5V5V3.3V1.8V1.8VHDMI 7VHDMI 5VF201F. OFFPUREST-BYfor ANALOGAUDIO CIRCUITfor ANALOGVIDEO CIRCUITAUDIOSEL22KRF-V9300D

31、X34 (DSP)X34 (HDMI)X14 (DISPLAY,PRIMARY)X14 (DISPLAY,PRIMARY)X14 (DISPLAY,PRIMARY)BLOCK DIAGRAM6KRF-V7300D/V8300D/V9300D Semiconductor Working Description (X08-3502-70)Ref. No.Parts No.DescriptionLogicD207,2081SS402-FThe protection for the input of IC204 from static electricity.D3011SS302-FThe prote

32、ction for the circuit from static electricity.D3111SS302-FThe protection for the circuit from static electricity.D391UDZW4.7 (B)The power supply for the MIC circuit.D392,393UDZW18 (B)The protection for the input of IC204 from static electricity.D401UDZW3.9 (B)The power supply for the protection circ

33、uit.D4021SS355The protection for the protection circuit from the reverse current.D403UDZW5.6 (B)The detection of over voltage for digital +5V. D4041SS355The protection for the protection circuit from reverse current.D4051SS355Adjusting voltage of protection detection voltage. D4061SS355The protectio

34、n for the protection circuit from reverse current.D4071SS355The protection for the microprocessor power supply from reverse current.D4081SS355The protection for Q403.D409UDZW11 (B)The power supply for FAN circuit.D410UDZW6.2 (B)The power supply for FAN circuit.D411UDZW5.6 (B)The power supply for FAN

35、 circuit.D412UDZW5.2 (B)The power supply for FAN circuit.D4131SS355The protection for the microprocessor power supply from reverse current.D4141SS355The level shifter for Q407.D415,4161SS355The level shifter for fast-off detection circuit.D4181SS355The protect the circuit from static electricity.D41

36、9UDZW3.3 (B)The power supply for analog mute and REC mute.D420,4211SS355The protection for the power supply of analog mute and REC mute from reverse current.D422UDZW6.2 (B)The power supply for IC2047.0VD423,4241SS355The protection for the power supply of analog mute and REC mute from reverse current

37、.D425UDZW3.3 (B)The power supply for analog mute and REC mute.D426UDZW3.3 (B)The control video circuit (X08) on/off.power on/off.D427UDZW8.2 (B)The power supply for video circuit.+7.5VD428UDZW6.2 (B)The power supply for IC2047.0VD5011SS355The protection for the protection circuit from reverse curren

38、t.D5021SS355The protection for the OR circuit of analog mute from reverse current.D7011SS302-FThe protection for the circuit from static electricity. D7091SS302-FThe protection for the circuit from static electricity. D8811SS302-FThe detection for video synchronizing signal.D9011SS302-FThe detection

39、 for video synchronizing signal.IC111NJM4565MD-ZBThe buffer amplifi er of IC204 (OP amp)IC131NJM4565MD-ZBThe buffer amplifi er of IC204 (OP amp)CIRCUIT DESCRIPTION7KRF-V7300D/V8300D/V9300DRef. No.Parts No.DescriptionLogicIC171NJM4565MD-ZBThe buffer amplifi er of IC204 (OP amp)IC181NJM4565MD-ZBThe bu

40、ffer amplifi er of IC204 (OP amp)IC191NJM4565MD-ZBThe buffer amplifi er of IC204 (OP amp)IC204R2S15205FPThe electronic volume (Selector and volume)IC391NJM4565MD-ZBThe Mic amp (OP amp)IC401XC62HR4102PRNThe regulator for IC506.+4.1VIC402KIA78R05PI-PThe regulator for video circuit.+5VIC403KIA79R05PI-P

41、The regulator for video circuit.-5VIC501,502TC74HCT7007FFThe hex buffer (3V to 5V level shifter ; tuner, FL driver, electronic volume).IC503MF1341S2160iPod coprocessor.IC505M24C08-RDW6TPEEPROMIC506MN101EF16K1CLAThe system control microprocessor.IC507NJU3718AM-ZBThe converter from serial to parallel

42、(LED, SPEAKER RELAY,VIDEO SELECTOR)IC651653BA2903FThe comparator for thermal protection.IC701MIC2005-05YM6The high-side switch (detection of over current; more 700mAIC702NJM4565MD-ZBThe audio amp for iPod (OP amp)IC782XC6201P332PRNThe regulator for logic circuit.+3.3VIC783NJM2830U109ZBThe regulator

43、for tuner.+9VIC784XC61CN2702MRNThe voltage (2.7V) detection for microprocessor reset.IC801ML86V7668AT03The video decoder (Analogue video up converter).IC802ML86V7656T03The video encoder (Analogue video up converter).IC80374AHC1GU04GWThe inverter for oscillation (32MHz) circuit.IC804NJM2820F-ZBThe sh

44、unt regulator for reference voltage (1.25V) of video encoder.IC811XC6203P332PRNThe regulator for video decoder and encoder.+3.3VIC812XC6214P252PNThe regulator for video decoder and encoder.+2.5VIC880NJM2586AM-ZBThe video amp for component signal selector and buffer amp.IC881NJM4565MD-ZBThe detection

45、 of video synch signal.IC901,902NJM4565MD-ZBThe video amp for S-video signal selector and buffer amp.IC903NJM4565MD-ZBThe detection of video synch signal.IC904NJM4565MD-ZBThe video amp for composite signal selector and buffer amp.IC931NJM2586AM-ZBThe video amp for composite signal selector and buffe

46、r amp.IC981,982CD4052BPWRThe analog switch (selector of D jack)Q3062SC4213 (B) -FThe mute for Super Woofer (SW) pre-out.Mute: ONQ3632SC4213 (B) -FThe mute for Super Woofer (SW) pre-out.Mute: ONQ381,3822SC4213 (B) -FThe mute for rec-outMute: ONQ385,3862SC4213 (B) -FThe mute for rec-outMute: ONQ391DTA

47、143TSAThe control of mic amp.AUTO ROOM EQ: ONQ4012SA1576A (R,S)The protection for AVR.Q4022SC4081 (R,S)The protection for AVR.CIRCUIT DESCRIPTION8KRF-V7300D/V8300D/V9300DRef. No.Parts No.DescriptionLogicQ4032SC4081 (R,S)The inverter of reset signal.Q4042SC4081 (R,S)The protection for AVR.Q4052SB 164

48、0-QThe power supply for FAN.Q4062SC4081 (R,S)The protection for AVR.Q4072SA1576A (R,S)The control of FAN motor.Low turns: ONQ4082SC4081 (R,S)The control of FAN motor.High turns: ONQ4092SA1576A (R,S)The fast power-off detection.Q4102SA1576A (R,S)The control for analog mute and Rec-out mute.Mute: ONQ4

49、112SA1576A (R,S)The control power supply for video circuit.Q4122SC4081 (R,S)The control power supply for video circuit.Q4132SA1576A (R,S)The control power supply for video circuit.Q414DTC124EUAThe control power supply for video circuit.Q4152SC4081 (R,S)The power supply for IC2047VQ4162SA1576A (R,S)T

50、he power supply for IC2047VQ4172SA1576A (R,S)The control for power supply of video circuit.Q4182SC4081 (R,S)The power supply for IC2047VQ419,4202SA1576A (R,S)The power supply for IC2047VQ4212SC4081 (R,S)The power supply for IC2047VQ4222SA1576A (R,S)The control for analog mute and Rec-out mute.Mute: