Kenwood-VR-505-Service-Manual电路原理图.pdf

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1、70%AUDIO VIDEO SURROUND RECEIVER2001-2/B51-5700-00 (K/K) 1380ASPEAKERSBSTANDBYPOWERMULTI CONTROLLISTEN MODESOUNDSORCE DIRECTAUTOBANDMEMORYINPUT SELECTORVOLUME CONTROLUPDOWNDTSPROLOGIC3 STEREOCS 5.1DOLBYDIGITALINPUT MODESET UPS-VIDEOVIDEOL AUDIO RAV AUXDIMMERMONITORPHONESON/STANDBY*Refer to parts lis

2、t on page 36. VR-505/506/507/ SERVICE MANUALGREENORANGEGRAYSURROUND SPEAKERSFRONTSPEAKERSCENTER SPEAKERBLUEFRONTSPEAKERS(8 16 )REDDVDVIDEO 1VIDEO 2VIDEO 3AC OUTLETSAC120V 60HzSWITCHED TOTAL150W 1.25AMAX.CD/DVDOPTICALVIDEO3OPTICALMONITOROPTICALDIGITALINDIGITALOUTVIDEO 2COAXIALCENTERRALCLRLRBGNDPLAYIN

3、PLAYINPLAYINVIDEO 1VIDEO 2VIDEO 3SUB WOOFER PRE OUTREC OUTPLAYINMONITORREC OUTPLAYINREC OUTMD / TAPECD / DVDPHONOAUDIOPLAYINPLAYINPLAYINREC OUTPLAYINMONITOROUTS VIDEOVIDEO 1DVDR LSYSTEMCONTROLVIDEO 2 INVIDEO 1 INVIDEO 3 INCD/DVDDVDMONITOR OUTVIDEO 1OUTGNDANTENNAAMDVD / 6CH. INPUTSUBWOOFERFRONTSURROU

4、ND75 sAM 10kHzFM 100kHz50 sAM 9kHzFM 50kHzDE-EMPHASISCHANNELSPACE(8 16 )(8 16 )(8 16 )YDVD INVIDEO3 INMONITOR OUTR REPEATEOUTANTENNARF REMOTECOMPONENTVIDEOCbCrYCbCrFM75 Knob(K29-7687-03)Front glass *(B10-)Knob(K29-7678-04)Panel *(A60-)Phone jack(E11-0272-05)Knob(K29-7687-03)Knob(K29-7681-14)Knob(K29

5、-7675-22)Knob(K29-7681-14)Cylindrical receptacle(E56-0033-05)Pin jack(E63-1172-05)Pin jack(E63-0127-05)Pin jack(E63-1139-05)Metallic cabinet *(A01-)Optical receiving module(W02-2802-05)Pin jack(E63-1080-05)Cylindrical receptacle(E56-0011-05)Pin jack(E63-1193-05)Pin jack(E63-1194-05)Miniature phone j

6、ack(E11-0904-05)Pin jack x2(E63-1143-05)Screw terminal board(E70-0049-05)Pin jack(E63-1146-05)Pin jack(E63-1144-05)Oscillating module(W02-2803-05)Lock terminal board(E70-0128-05)AC power cord(E30-2941-05)Miniature phone jack(E11-0293-05)AC outlet *(E03-)Illustration is VR-509.Miniature phone jack(E1

7、1-0291-05)AC power cord bushing(J42-0083-05)VR-509/510/517FM (T90-0877-05)(T90-0852-05)indoor antenna (1)AM loop antenna (1)RF remote antenna (1)(T90-0850-05)VR-509/VR-510 onlyRemote control unit (1)Remote control unit (1)Batteries (R6/AA)+Remote control unit (1)VR-505/506/517VR-509/510VR-507VR-505/

8、506/507/509/510/5172CONTENTS / ACCESSORIES / CAUTIONSCONTENTS / ACCESSORIES / CAUTIONS.2CIRCUIT DESCRIPTION.3WIRING DIAGRAM.8PC BOARD.9SCHEMATIC DIAGRAM.15EXPLODED VIEW.35PARTS LIST.36PARTS DESCRIPTIONS.46SPECIFICATIONS.47ContentsAccessoriesMemory back up functionPlease note that the following items

9、 will be deleted from the units memoryif the power cord is disconnected from the AC outlet for approximately 2days.Power mode.Input selector settings.Device preset.Picture output.Speaker ON/OFFVolume level.BASS, TREBLE, INPUT level.Subwoofer ON/OFF.Dimmer level.Monitor ON/OFF.MD/TAPE settings.6ch/2c

10、h input setting.Listen mode setting.Speaker settings.Input mode setting.Midnight mode setting.Broadcast band.Frequency setting.Preset stations.Tuning mode.Source Direct.RF Band.(VR-509/510)THX.(VR-510)SW RE-MIX.(VR-510)CINEMA EQ.(VR-505/506/507/509/517)Resetting the MicrocomputerThe microcomputer ma

11、y malfunction (unit cannot be operated,or shows an erroneous display) if the power cord is unpluggedwhile the power is ON, or due to some other external factor. If thishappens, execute the following procedure to reset the micro-computer and return the unit to its normal operating condition.Unplug th

12、e power cord from the wall outlet, then plug itback in while holding down the STANDBYkey.Please note that resetting the microcomputer will clear the contentsof the memory and returns the unit to the state it was in when it left thefactory.CautionsModelRemote ControllerParts #Battery Cover Parts #VR-

13、505RC-R0511A70-1468-15A09-1178-08VR-506RC-R0615A70-1466-15A09-1178-08VR-507RC-R0720A70-1505-05A09-1218-08VR-509RC-R0811A70-1485-05A09-1166-08VR-510RC-R0812A70-1484-05A09-1166-08VR-517RC-R0617A70-1507-05A09-1178-08Remote Controller vs Parts NumberCIRCUIT DESCRIPTION0 : Pulldown,1:Pull upSET TYPETYPEB

14、ANDRECEIVING FREQUENCY RANGECHANNELSPACEIFPLLTuner Destination PortPORT3(68PIN)(CP205)PORT2(67PIN)(W109)PORT1(66PIN)(W105)PORT0(65PIN)(W106)K, P, RK11700FM87.5MHz-108.0MHz100kHz+10.7MHz25kHz0000AM530kHz-1700kHz10kHz+450kHz10kHzY, M, I,C, VK21610FM87.5MHz-108.0MHz100kHz+10.7MHz25kHz0001AM530kHz-1610k

15、Hz10kHz+450kHz10kHzYK31610RBDSFM87.5MHz-108.0MHz100kHz+10.7MHz25kHz0010AM530kHz-1610kHz10kHz+450kHz10kHzK, PK41700RBDSFM87.5MHz-108.0MHz100kHz+10.7MHz25kHz1010AM530kHz-1700kHz10kHz+450kHz10kHzY, M, I, C, V, E, X, HE1FM87.5MHz-108.0MHz50kHz+10.7MHz25kHz0011AM531kHz-1602kHz9kHz+450kHz9kHzTE2LWFM87.5MH

16、z-108.0MHz50kHz+10.7MHz25kHz0100MW531kHz-1602kHz9kHz+450kHz9kHzLW153kHz-279kHz9kHz+450kHz9kHzE, TE3RDSFM87.5MHz-108.0MHz50kHz+10.7MHz25kHz0101AM531kHz-1602kHz9kHz+450kHz9kHzTE4LWRDSFM87.5MHz-108.0MHz50kHz+10.7MHz25kHz0110MW531kHz-1602kHz9kHz+450kHz9kHzLW153kHz-279kHz9kHz+450kHz9kHzQQ1RDSFM L65.0MHz-

17、74.0MHz10kHz+10.7MHz5kHz1011FM H87.5MHz-108.0MHz50kHz+10.7MHz5kHzAM531kHz-1602kHz9kHz+450kHz9kHzQQ2RDSFM L65.0MHz-74.0MHz10kHz+10.7MHz5kHz1100FM H87.5MHz-108.0MHz50kHz+10.7MHz5kHzMW531kHz-1602kHz9kHz+450kHz9kHzLW153kHz-279kHz9kHz+450kHz9kHzY, M, I,C, VMK2/E1 are decided by Tuner Destination Port 1 i

18、nput.(0=K2 type 1=E1 type)00X1YYRBDSK3/E1 are decided by Tuner Destination Port 0 input.(0=K3 type 1=E1 type)001X1. Initial and Backup Function1-1 Initial StateBelow are set value if the microcomputer is initializedwhen reset:(1) AMP function initialization POWERPOWER OFF (STANDBY) Input SelectorTUN

19、ER Preset deviceNone Visual outputVIDEO1 Speaker A relayON Speaker B relayOFF Volume-66dB BASS0dB TREBLE0dB INPUT LEVEL0dB SOURCE DIRECT0dB MONITOR0dB VIDEO2/MONITORVIDEO2 MD/TAPETAPE RF BANDBAND 1(2) SURROUND function initialization LISTEN MODESTEREO INPUT MODECD/DVDDIGITAL AUTOVIDEO2ANALOGVIDEO3AN

20、ALOGDVD/6chDIGITAL AUTO SUBWOOFERON FRONT speaker sizeLARGE CENTER speaker sizeNORMAL SURROUND speaker sizeNORMAL DISTANCEFch3.0m / 10ftCch3.0m / 10ftSch1.5m / 5ft LEFT level0dB RIGHT level0dB CENTER level0dB REAR (SL,SR) level0dB SUBWOOFER level0dB MIDNIGHTOFF CINEMA EQOFF(3) TUNER function initial

21、ization BANDFM PRESET CHANNEL“-“ Frequency receiveEach destination minimum valueK1/K2FM : 87.50 MHzAM : 530 kHzE1FM : 87.50 MHzAM : 531 kHz AUTO MANUALAUTO1-2 Backup FunctionWhen the AC power supply is turned off, the receiver micro-computer enters the backup mode. As a result, it will returnto the

22、last state before the AC OFF when the AC power sup-ply is turned ON again2. Destination List of TunerVR-505/506/507/509/510/5173VR-505/506/507/509/510/5174CIRCUIT DESCRIPTIONX14,ED2FLX05,IC2(PLL) X1411-MT-125GKX07,IC8/11 RF-RC DEMODULATOR UNIT REMOCON KEY GETNJU7313AL LV2105V REMOCON1 STANDBY(S1) X1

23、4SEL.DT,SEL.CLK,SEL.ST1, RFRCV.CS,RFRCV.DATA, REMOCON2BAND(S13)LEDSEL.ST2 RFRCV.CLK IR.SWX14 FL DRIVER DTS.LED,VR-509/510 onlyUPD16311 DOL.DIG.LED,CS.LED,X08,IC51Din,Dout,STB,CLK THX.LEDCS493263DSP.LEDDSP1 DSP.INTREQ,DSP.CDIN, X14DSP.CDOUT,DSP.CCLK,LED X14DSP.CS,DSP.PDSTANDBY.LED(D1) KEY GETX08,IC61

24、 MAIN KEY( KRF-X9050D/VR-510 only)CS493302 RELAYDSP2 DSP.INTREQ,DSP.CDIN, POWER.RLY,SPA.RLY,SPB.RLY,DSP.CDOUT,DSP.CCLK,MN101C49GLDCENTER.RLY,SURR.RLY,DSP.CS,DSP.PD(KRF-X9050D/VR-510 only)LIMITER,PACK.CONTMN101C49GLE(others)X08,IC2 X14AK4527B ENCODERCODEC.CDIN,CODEC.CDOUT, VOL.ENC.A,VOL.ENC.B,(S15)CO

25、DEC.CCLK,CODEC.CS,SEL.ENC.A,SEL.ENC.B(S14)CODEC.PD,CODEC.CLIPX200MULTI.ENC.A,MULTI.ENC.B(S16)X14,IC401 403X08,IC5 OSC VIDEO ICDIGITAL AUDIO RECEIVER8.38MHzVIDEO.CTRLA,VIDEO.CTRLBAK4112AVFVIDEO.CTRLC,VIDEO.CTRLDDIR.CDIN,DIR.CDOUT,DIR.CCLK,COMPONENT1,CONPONENT2DIR.PD,DIR.ERR,DIR.AUTODESTINATIONTUNER D

26、ESTPROTECTIONMODEL TYPETHERMAL.SENS,PROTECTION1,MUTEPROTECTION2A.MUTE,/PRE.OUT.MUTET.MUTE,/20dB.ATT,/V.MUTEX14,IC100 TUNER PACK TUNER PACKBU1923 TUNER LC72131X14,J200RDS.CLK,RDS.DATA SD,/STEREO,CH.SPACE PLL.DO,PLL.DT,PLL.CK,SERIAL RDS DEMODULATORS.LEVEL PLL.CES.DATA,S.BUSY(T/E type only)X08,IC15SOUN

27、D CONTROLLERM62446FPVOL.DT,VOL.CLK,VOL.ST3. Microprocessor: MN101C49GLE or MN101C49GLD(X14,IC200)3-1 Microprocessor Periphery block diagramVR-505/506/507/509/510/5175CIRCUIT DESCRIPTIONPin No.Pin NameI/ODescription1VREF-Connected to ground.2TH SENSIProtection signal detection port for thermal sensor

28、.3PROT1IProtection signal detection port for over current.4PROT2IProtection signal detection port for over voltage.5SLEVEL-Detection port of RDS signal level.6KEY GETIA/D key input for band and standby.7CE2IDetection port of chip enable 2 for microprocessor.8CE1IDetection port of chip enable 1 for m

29、icroprocessor.9DIG DETIDetection port of digital signal for DTS.10VREF-A/D reference voltage.11VDD-Power supply(+5v) for microprocessor.12OSC2OMain clock output(8.38MHz).13OSC1IMain clock input(8.38MHz).14VSS-Connected to ground.15XI-Connected to ground.16XO-Unused.17MMCD-Connected to ground.18DIR/C

30、ODEC DINOData output to DIR/CODEC.19DIR/CODEC DOUTIData input port from DIR/CODEC.20DIR/CODEC CLKOClock output to DIR/CODEC.21DSP DINOData output port to DSP.22DSP DOUTIData input port from DSP.23DSP CLKOClock output port to DSP.24DSP CE1OChip enable 1 output to DSP.25DSP CE2OChip enable 2 output to

31、 DSP.26REM IIRemote control signal input 1(Front panel).27REM 0IRemote control signal input 1(Rear panel).28DIR ERRIDetection port for DIR ERROR signal.29RDS CLKIClock input of RDS demodulator IC.30DPS IRQ1IDetection port 1for DSP INTREQ.31DPS IRQ2IDetection port 2 for DSP INTREQ.32NC-Unused.33RESET

32、IReset signal input for microprocessor.34DSP PD1OPD output port 1for DSP.35DSP PD2OPD output port 2 for DSP.36DIR PDOPower down mode port for DIR.37CODEC PDOPower down mode port for CDDEC.38CODEC CLIPIOverflow detection port for CODEC analog signal.39CODEC CEOChip select for CODEC.40RDS DINIData inp

33、ut of RDS demodulator IC.41NC-Unused.42FL DINOData output to FL driver.43FL DOUTIData input from FL driver.44FL CLKOClock output to FL driver.45FL CEOCE output to FL driver.3-2 Pin Description of MicroprocessorVR-505/506/507/509/510/5176CIRCUIT DESCRIPTIONPin No.Pin NameI/ODescription46TUNER DINODat

34、a output to PLL IC.47TUNER CLKOClock output to PLL IC.48TUNER CEOChip enable output to PLL IC.49TUNER DOUTIData input from PLL IC.50TUNER MUTEOMute signal output to PLL IC.51TUNER STEREOIStereo signal input from PLL IC.52TUNER SDISD signal input from PLL IC.53RFRCV CEOChip select output to RF remote

35、 control receiving IC. 54RFRCV DINOData output to RF remote control receiving IC.55RFRCV CLKOClock output to RF remote control receiving IC. 56S BUSYI/OSerial busy signal input/output.57S DATAI/OSerial data signal input/output.58LIMITEROPower control for A class.59IR SWOSwitching port of remote cont

36、rol signal. 60DIR AUTOINon PCM detect port.6163MODEL T0T3IDiscrimination port for model type.64CH SPACEIDiscrimination port for channel space.6568TUNER DOD3 IDiscrimination port(D0D3) for tuner destination.69MULTI CWIEncoder (Multi control) upward detection.70MULTI CCWIEncoder (Multi control) downwa

37、rd detection.71SEL CWIEncoder (Selector)clockwise detection.72SEL CCWIEncoder (Selector) counterclockwise detection.73VOL. CWIEncoder (Vol.)clockwise detection.74VOL.CCWIEncoder (Vol.) counterclockwise detection.75SP. A RLYORelay control for A speaker.76CNT/SUB W RELAYORelay control for center and s

38、ub speakers.77SP. B RLYORelay control for B speaker.78SUB W-Unused.79SURR.RLYORelay control for surround speaker.80PWR RLYOControl port of power relay.81PACK CONT.OPower pack control.82STANDBY RLYOStandby relay control.83SURR.MUTEIMute control for surround.8420dB ATT.O20dB attenuater control.85A. MU

39、TEOAudio mute control.86COMP 1OVideo component switch control.87SEL DINOData output to selector IC(X08,IC12/14).8891V. CTL ADOVideo switch control.92SEL. DINOData output to selector IC(X07,IC8/11).93SEL. CLKOClock output to selector IC(X07,IC8/11).94SEL. ST1OStrobe 1 output to selector IC(X07,IC8).9

40、5DAVSS-Connected to ground.96SEL. ST 2OStrobe 2 output to selector IC(X07,IC11).97VOL. CEOChip enable output to vol. IC (X08,IC15).98VOL. CLKOClock output to vol. IC (X08,IC15).99V. MUTEOMute control to video selector IC (X14,IC401/402).100DAVDD-+5V power supply.VR-505/506/507/509/510/5177CIRCUIT DE

41、SCRIPTIONKeyFunctionLISTEN MODETUNER mute on/offKeyFunctionSET UPPreset OperationKeyFunctionDIMMERINPUT MODEPin NamePin No.I/OFunctionPD7IPower Down Mode Pin When “L“, the AK4112AVF is power down and reset.AUTO5ONon PCM Detect Pin “L“:No detect, “H“:DetectFS9617O96kHz Sampling Detect Pin “H“:fs=88.2

42、kHz or more, “L“:fs=54kHz or less.ERF18OUnlock & Parity Error Output Pin “L“:No Error, “H“:ErrorCSN25IChip Select pin in Serial ModeCCLK26IControl Data Clock Pin in Serial ModeCDTI27IControl Data Input Pin in Serial ModeCDTO28OControl Data Output Pin in SerialOperation KeysDisplayFunctionSOUNDNormal

43、 IndicationRF receiving frequency is made 422MHz for VR-509/510 and 418MHz for VR-507.LISTEN MODEFRONT IRFRONT IR is enabled and remote control is disabled.SOURCE DIRECTRF BAND 2RF receiving frequency is made 428MHz for VR-509/510.6-3-4 Key Operation The following operation is available during the a

44、ll FL lighting up mode only.(only VR-507/509/510)6-3-3 TUNER mute on/off 6-3-2 10 Steps Switching of P ch Call 6-3-1 Pch CALL UP/DOWN 6. Test Mode6-1 Entering the Test Mode While pressing the “BAND“ key, plug the power cord into AC wall outlet.6-2 Cancelling the Test Mode Initialized and cancel the

45、test mode if pulling out the power code.6-3 Contents of the Test Mode 4. AK4112AVF u-com interface port5. AK4527B u-com interface portPin NamePin No.I/OFunctionPDN17IPower Down & Reset PinOVF33OAnalog Overflow Detect PinCSN41IChip Select PinCCLK42IControl Data Clock PinCDTI43IControl Data Input PinP

46、ch CALLUP01 02 03 39 40.Pch CALLDOWN01 02 03 39 40.VR-505/506/507/509/510/5178J4SPEAKER ACchLchRchLchSRchSLchSURROUNDRchSPEAKER BJ5SLchSRchSURROUNDJ9J6SLchSWchSRchSURROUNDSWchJ7AC POWER CORDCN2MD/TAPEPLAYRECMD/TAPECDPHONOJ1VIDEO1INVIDEO1OUTPLAYMONITORMONITORRECJ2INVIDEO2J10INVIDEO3J3J200SYNCCONTROLS

47、YSTEMVIDEO3 INVIDEO1 INMONITOR A OUTVIDEO1 OUTVIDEO2 INCOMPOSITEDVD INVIDEOJ201J202MONITOR B OUTJ203J204VIDEO1 INDVD INVIDEO1 OUTVIDEO2 INMONITOR A OUTCN203CN7WH3E3E4TRANSFORMERWH4CN205CN6CN4E2E1WH1WH2WH3SWchCchINPUTRSchDVD6chLSchRchLchJ2COAX. INPUTVIDEO 2DVDJ1VIDEO 3OPT. INPUTA2CD/DVD A1OPT. OUTPUT

48、 A3CN1CN5CN202CN3CN5CN2 CN100 SURR. LSUBWOOFERCENTERSURR. RPRE OUT6chFRONT RFRONT LJ100CN204 CN1CN201CN1OUTRECPLAY INDVDMONITOROUTJ1VIDEO3PLAY INVIDEO1VIDEO2PLAY INPLAYINJ2Cr OUTY OUTCb OUTJ12VIDEO3CbCrDVDVIDEO3DVDYVIDEO3DVDJ11INIRJ21REPEATERJ22 OUTE100WH3E200AUX SVID.J3AUX RAUX COMP.AUX LJ2WH4CN206CN3GNDAMFM75E3 E2WH