Kenwood-KRFV-6070-Service-Manual电路原理图.pdf

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1、70%LOUDNESSSPEAKER EQACTIVE EQDSP STEREOINPUT MODEDIMMERSOUNDTONESETUPBANDAUTOMEMORYMULTI CONTROLLISTEN MODETUNERMD/TAPEVIDEO 3VIDEO 2VIDEO 1AUXCD/DVDDSPDTSCSIIDOLBY DIGITALSPEAKER EQACTIVE EQSTANDBY ON/STANDBY A SPEAKERS BPOWER PHONESDOWNMUTEAV AUXS VIDEOVIDEOL-AUDIO-RUPVOLUME CONTROLDVD/6CH-ONOFFA

2、UDIO-VIDEO SURROUND RECEIVER2002-5 PRINTED IN KOREAB51-5791-00 (K/K) 3529Knob *(K29-)Knob(BUTTON) *(K27-)SUB WOOFERSURROUND BACK+-+-SPEAKERS(8-16)FRONT AFRONT BCENTERSURROUNDVOLTAGE SELECTOR- +PHONOCD/DVDMD/TAPEREC OUTVIDEO 1PLAY INPLAY INVIDEO 2VIDEO 3PLAY INDVD/6CH.INPUTFRONTSURROUNDCOAXIALSYSTEM

3、CONTROLOPTICALCD/DVDDIGITAL ININVIDEOS VIDEOINVIDEO DVD/6CH VIDEO 2S VIDEOINDVDMONITOROUTVIDEOPRE OUTSUB WOOFERININREC OUTPLAY INPLAY INPLAY INPLAY INREC OUTCENTEROUTINVIDEOVIDEOAC OUTLETSAC120V 60Hz150W 1.25A MAX.SWITCHED TOTALGRAYWHITEGREENBLUEREDLRLRLRFM 75GND AMANTENNAGNDAC 110-120VAC 220-240VDE

4、-EMPHASISCHANNEL SPACE50us AM 9kHz FM50kHz75us AM 10kHz FM100kHzFront glass *(B10-)Illust. is VR-6050/KRF-V6060D.*Refer to parts list on page 35. KRF-V6060D/V6060D-S/V7060D/V7060D-S/V8060DSERVICE MANUALMetallic cabinet *(A01-)AC power cord *(E30-)KRF-V8060D-S/V8060D-G/X9060D/X9060D-S/X9060D-GVR-6050

5、/6060/6070Phone jack (E11-0271-05)Knob(VOLUME) *(K29-)Panel *(A60-)Pin jack (E63-1251-05)Knob *(K29-)Knob *(K29-)Tuner assy *(W02-)Optical receiving module (W02-2731-05)Pin jack (E63-1080-05)AC outlet *(E03-)Pin jack (E63-1246-05)Lock terminal board (E70-0161-05)Knob assy *(K29-)Knob assy *(K29-)Cyl

6、indrical receptacle (E56-0033-05)Cylindrical receptacle (E56-0042-05)Slide switch(S62-0034-05)Miniature phone jack (E11-0293-05)Cylindrical receptacle (E56-0040-05)Slide switch(S62-0001-05)Pin jack(E63-1253-05)Pin jack (E63-1246-05)Pin jack (E63-1248-05)Pin jack (E63-1247-05)Screw terminal board (E7

7、0-0150-05)AC power cord bushing(J42-0349-05)MODELDestinationsParts numberModel nameBattery coverVR-6050KPA70-1555-05RC-R0727A09-1258-08KRF-V6060DYA70-1555-05RC-R0727A09-1258-08KRF-V6060DEA70-1554-05RC-R0726A09-1258-08KRF-V6060D-STEA70-1554-05RC-R0726A09-1258-08KRF-V6060D-SMIXHA70-1555-05RC-R0727A09-

8、1258-08KRF-V7060DEA70-1554-05RC-R0726A09-1258-08KRF-V7060D-SEA70-1554-05RC-R0726A09-1258-08VR-6060KPA70-1552-05RC-R0816A09-1258-08KRF-V8060DEA70-1554-05RC-R0726A09-1258-08KRF-V8060D-SEA70-1554-05RC-R0726A09-1258-08KRF-V8060D-SXA70-1553-05RC-R0725A09-1258-08KRF-V8060D-GMA70-1553-05RC-R0725A09-1258-08

9、VR-6070KPA70-1549-05RC-R0813A09-1258-08KRF-X9060DEA70-1551-05RC-R0815A09-1258-08KRF-X9060DYA70-1550-05RC-R0814A09-1258-08KRF-X9060D-SETA70-1551-05RC-R0815A09-1258-08KRF-X9060D-SXA70-1550-05RC-R0814A09-1258-08KRF-X9060D-GMHA70-1550-05RC-R0814A09-1258-08Remote controllerResetting the MicrocomputerThe

10、microcomputer may malfunction (unit cannot be operated, orshows an erroneous display) if the power cord is unplugged whilethe power is ON, or due to some other external factor. If thishappens, execute the following procedure to reset the microcom-puter and return the unit to its normal operating con

11、dition.Please note that resetting the microcomputer will clear the contentsof the memory and returns the unit to the state it was in when it leftthe factory.For the U.S.A. and CanadaUnplug the power cord from the wall outlet, then plug itback in while holding down the POWER ON/STANDBYkey.For other c

12、ountriesWith the power cord plugged in, turn the POWER ON/OFF key OFF. Then, while holding down the ON/STANDBY key, press POWER ON/OFF.AC Plug Adaptor (1)Use to adapt the plug on thepower cord to the shape of thewall outlet.(Accessory only for regions whereuse is necessary.) FM indoor antenna (1)(T9

13、0-0877-05)AM loop antenna (1)(T90-0852-05)RF remote antenna (1)(For VR-6060/6070 only)(T90-0899-05)Remote control unit (1)Refer to the table on this page below.Batteries (R6/AA) (2)(E03-0383-05)(E03-0382-05)KRF-V6060D/V7060D/V8060D/X9060D/VR-6050/6060/60702CONTENTS / ACCESSORIES / CAUTIONSCONTENTS /

14、 ACCESSORIES / CAUTIONS.2EXTERNAL VIEW.3WIRING DIAGRAM.4PC BOARD.5SCHEMATIC DIAGRAM.13EXPLODED VIEW.33PARTS LIST.35SPECIFICATIONS.46ContentsAccessoriesModel name vs Remote controllerCautionsKRF-V6060D/V7060D/V8060D/X9060D/VR-6050/6060/60703EXTERNAL VIEWLOUDNESSSPEAKER EQACTIVE EQDSP STEREOINPUT MODE

15、DIMMERSOUNDTONESETUPBANDAUTOMEMORYMULTI CONTROLLISTEN MODETUNERMD/TAPEVIDEO 3VIDEO 2VIDEO 1PHONOCD/DVDDSPDTSCSIIDOLBY DIGITALSPEAKER EQACTIVE EQSTANDBY ON/STANDBY A SPEAKERS BPOWER PHONESDOWNMUTEAV AUXS VIDEOVIDEOL-AUDIO-RUPVOLUME CONTROLDVD/6CH-ONOFF+-SPEAKERS(8-16)COMPONENT VIDEOMONITOR OUTRF REMO

16、TE ANTENNA IR REPEATER OUTIR RECEIVERINPRE OUTSPEAKERS(8-16)FRONT AFRONT BCENTERSURROUND BACK/SUBWOOFERVIDEO3INDVDINSURROUND - +PHONOCD/DVDMD/TAPEREC OUTVIDEO 1PLAY INPLAY INVIDEO 2VIDEO 3PLAY INDVD/6CH.INPUTFRONTSURROUNDCOAXIALSYSTEM CONTROLOPTICALOPTICALOPTICALCD/DVDVIDEO 3MONITORDIGITAL INDIGITAL

17、 OUTINVIDEOS VIDEOINVIDEO DVD/6CH VIDEO 2INDVDMONITOROUTSUB WOOFERININREC OUTPLAY INPLAY INPLAY INPLAY INREC OUTCENTEROUTINVIDEOVIDEOGRAYBLUEWHITEGREEN PURPLEREDLRLLYCBCRYCBCRRRLRFM 75AMANTENNAGNDGNDAC OUTLETSAC120V 60Hz150W 1.25A MAX.SWITCHED TOTALKnob(BUTTON) *(K27-)Front glass *(B10-)Phone jack (

18、E11-0271-05)Panel *(A60-)Pin jack (E63-1251-05)Knob *(K29-)Knob assy *(K29-)Knob assy *(K29-)Knob *(K29-)Metallic cabinet *(A01-)AC power cord *(E30-)Optical receiving module (W02-2731-05)AC outlet (E03-0148-05)Miniature phone jack (E11-0293-05)Pin jack (E63-1246-05)Pin jack (E63-1247-05)AC power co

19、rd bushing(J42-0349-05)Cylindrical receptacle (E56-0040-05)Tuner assy *(W02-)Pin jack (E63-1080-05)Cylindrical receptacle (E56-0033-05)Oscillating module (W02-2732-05)Pin jack (E63-1249-05)Miniature phone jack (E11-0291-05)Miniature phone jack (E11-0904-05)Pin jack (E63-1252-05)Pin jack (E63-1246-05

20、)Pin jack (E63-1248-05)Pin jack (E63-1250-05)Miniature phone jack (E11-0389-05)Lock terminal board (E70-0160-05)Screw terminal board (E70-0150-05)Pin jack (E63-1253-05)Illust. is VR-6070/KRF-X9060D.Illust. is VR-6070.*Refer to parts list on page 35. KRF-V6060D/V7060D/V8060D/X9060D/VR-6050/6060/60704

21、CIRCUIT DESCRIPTIONInputTunerR (k)Volt (V)Voltage(V)Destination0K/POpen01.62.0E/T271.792.12.5-2.63.0Y/M/I(M2)122.783.13.5-3.64.0Y/M/V/X(E1)4.73.814.14.5-ModelModelModel TypeType1Type0(94Pin)(93Pin)VR-6070/KRF-X9060D00VR-6060/KRF-V8060D10VR-6050/KRF-V6060D/KRF-V7060D011. Model Type & TUNER Destinatio

22、n1-1 Model TypePin Number of Microprocessor1-2 TUNER DestinationSet TypeTypeBandReceiving Frequency RangeChannelIFPLLSpaceK/PK1FM87.50MHz108.0MHz100kHz+10.7MHz25kHzAM530kHz1700kHz10kHz+450kHz10kHzY/M/IK2FM87.50MHz108.0MHz100kHz+10.7MHz25kHzAM530kHz1607kHz10kHz+450kHz10kHzY/M/V/XE1FM87.50MHz108.0MHz5

23、0kHz+10.7MHz25kHzHAM531kHz1602kHz9kHz+450kHz9kHzE/TE3FM87.50MHz108.0MHz50kHz+10.7MHz25kHzRDSAM531kHz1602kHz9kHz+450kHz9kHzFor M type, K2/E1 are decided by CH SPACECH SPACE = 1 K2 TYPECH SPACE = 0 E1 TYPEP.chK1K2E1/E3P.chK1K2E1/E31FM 98.3MFM 98.3MFM 98.3M21AM 530KAM 530KAM 531K2FM 108.0MFM 108.0MFM 1

24、08.0M22FM 87.5MFM 87.5MFM 87.5M3FM 89.1MFM 89.1MFM 89.1M23FM 87.5MFM 87.5MFM 87.5M4FM 87.5MFM 87.5MFM 87.5M24FM 87.5MFM 87.5MFM 87.5M5FM 90.0MFM 90.0MFM 90.0M25FM 87.5MFM 87.5MFM 87.5M6FM 87.5MFM 87.5MFM 87.5M26FM 87.5MFM 87.5MFM 87.5M7FM 87.5MFM 87.5MFM 87.5M27FM 87.5MFM 87.5MFM 87.5M8AM 1610KFM 87

25、.5MAM 1503K28FM 87.5MFM 87.5MFM 87.5M9AM 1700KAM 1610KAM 1584K29FM 87.5MFM 87.5MFM 87.5M10AM 1050KAM 1050KAM 999K30FM 106.0MFM 106.0MFM 106.0M11AM 630KAM 630KAM 621K31FM 87.5MFM 87.5MFM 87.5M12AM 1440KAM 1440KAM 1350K32FM 87.5MFM 87.5MFM 87.5M13FM 106.0MFM 106.0MFM 106.0M33FM 87.5MFM 87.5MFM 87.5M14

26、AM 530KAM 530KAM 531K34FM 87.5MFM 87.5MFM 87.5M15FM 87.5MFM 87.5MFM 87.5M35FM 87.5MFM 87.5MFM 87.5M16FM 98.0MFM 98.0MFM 98.0M36FM 87.5MFM 87.5MFM 87.5M17FM 98.5MFM 98.5MFM 98.5M37FM 87.5MFM 87.5MFM 87.5M18FM 87.5MFM 87.5MFM 87.5M38FM 87.5MFM 87.5MFM 87.5M19AM 990KAM 990KAM 945K39FM 108.0MFM 108.0MFM

27、 108.0M20FM 97.4MFM 97.4MFM 97.4M40AM 1000KAM 1000KAM 945K2. Tuner Preset Memory* X25-649VR-6060/6070 R/No. VR-6060 VR-6070only IC202 NO YESConfiguration Sel. J201 NO YESX08, IC12(NJU731 1AM) * X25-649 Sub Circuit Unit J202 YES YESIC202 J201CLK/DA T A/ST X14, A791IR/RF IR INIR Switch J202 X14, ED78R

28、emocon IR OUT Det 1/2FLX14, IC65 S-V ideo & CTRL13 HNA-16MM36TV ideo Sel.FL DriverRem 1 Rem 0 IR SWDIN/CL/CE X14, IC78(LC7571 1NED) X25, IC10CompositeCTRL2 LED (X14)Sel.TUNER/CS1 1/F . AUXMelody 32 DSP ICST ANDBY LED(D734)X08, IC50 LED DriverDSP INTREQ/DSP RESETX14, IC74(BU2090) DSP SCKO/DSP MISOO D

29、A T A/CLK D741D752DSP MOSIO Relay Cont.96kHz 24Bit CODEC & DAC Power RL Y/SP . A,B RL YX08, IC4(AK4529-VO) Center RL YCODEC CDIN/CODEC PDNSurr . RL Y/T ap RL YCODEC CCLK/CODEC CS Encoder(X14)CODEC OVR MicrocomputerMulti Cont.(S762)Audio Serial data (IN/OUT)Listen Mode(S761)96kHz 24Bit DIRMN101C49XXX

30、V olume Cont.(S763)X08, IC2(AK41 12BVF) X14DIR CDIN/DIR CDOUT AD Key (14)DIR CCLKDIR PDN/DIR ERF PROTECTIONMute Cont. Protection (1,2)SB MUTE/SURR MUTEA.MUTE/T MUTE/6dB A T T SB/SW Switch IC20dB A TT/V MUTE/CV MUTE X09, IC5 X09, IC4SV MUTESB/SW SB/SWSystem ControlSel. PRE AMPX08, J800S DA T A/S BUSY

31、 X701 Input Sel. & E. V olume OSC According to Models or DestinationX09, IC12(M61516FP) 8.38MHzVOL.DT/VOL.CLK AM/FM IF MPX IC(TUNER ASSY)VOL STTUNER DEST CLK /DA T AIC1(LA1837MModel T ype (1, 0)RDS DemodulatorDO/DI/CK/CESD/ STEREOChannel Space Destination X14, IC81(BU1923) S.LEVELX08, S800 E/T T ype

32、 only PLL(TUNER ASSY)M T ype onlyIC2(LC72131M)X05-518XRF-RCKRF-V6060D/V7060D/V8060D/X9060D/VR-6050/6060/60705CIRCUIT DESCRIPTIONKeyDisplayFunctionSPEAKER EQ.RF ONSet up RF ON.RF OFFSet up RF OFF.KeyFunctionMUTETUNER mute on/off3. Test Mode3-1 Entering the Test Mode While holding down the “BAND“ key,

33、 plugged in thepower cord to AC power wall outlet.3-2 Cancelling the Test Mode Initialized and cancel the test mode if plugged out thepower code.3-3-2 RF ON/RF OFF (VR-6060/6070 only)4. Microcomputer : MN101C49XXX (X14, IC90)4-1 Microcomputer Periphery block diagram The key is functioning when selec

34、tor is set to TUNER. 3-3 Contents of the Test Mode3-3-1 TUNER mute on/offKRF-V6060D/V7060D/V8060D/X9060D/VR-6050/6060/60706CIRCUIT DESCRIPTIONPin No.Pin NameI/OPin Description1VREF-Connected to ground.2TDESTIDiscrimination pin for tuner destination.3DET1IDetection pin of output level for FL/FR.4DET2

35、IDetection pin of output level for SL/SR and Center.5SLEVELIInput pin of FM S meter level.69AD KEY GET(14)IA/D key (14) input.10VREF+-A/D reference voltage.11VDD-Power supply (+5V) for microcomputer.12OSC2OMain clock output (8.388MHz).13OSC1IMain clock input (8.388MHz).14VSS-Connected to be ground.1

36、5XI-Connected to be ground.16XO-Unused.17MMOD-Memory mode switch input pin (unused).18FL DINOTransfer data output to FL driver.19FL CSOChip enable output to FL driver.20FL CLKOSynchronism clock output to FL driver.21FL RESETOSystem reset signal output to FL driver.22IR SWOSwitching pin for IR/RF.23R

37、F CSOChip select output to PLL of RF-RC demodulator.24RF DATAOData output to PLL of RF-RC demodulator.25RF CLKOClock output to PLL of RF-RC demodulator.26REM IIRemote control signal input 1(Front panel).27REM 0IRemote control signal input 1(Rear panel).28DIR ERFIDetection pin for DIR ERROR signal.29

38、DSP INTREQIDetection pin for DSP INTREQ.30CE2/RDS CLKIClock input of RDS demodulator IC.31CE1IDetection pin for DSP INTREQ.32N.C.-Unused.33RESETIReset signal input for microcomputer.34S BUSYI/OSerial busy signal input/output.35S DATAI/OSerial data signal input/output.36DSP RESETOReset signal output

39、to DSP.37CODEC OVRIAnalog overflow detection pin.38CODEC PDNOPower down mode pin for CDDEC.39DIR PDNOPower down mode pin for DIR.40AK CSOChip select output to DIR (X08, IC2).41N.C.-Unused.42AK CDTIOControl data output to DIR (X08, IC2).43DIR CDTOIControl data input from DAC (X08, IC4).44AK CLKOClock

40、 output to DIR (X08, IC2).45DSP MOSIOOData output pin to DSP (X08, IC50).46DSP MISOOIData input pin from DSP (X08, IC50).47DSP SCKOOClock output pin to DSP (X08, IC50).48SEL. STOStrobe 1output to selector IC (X08, IC12).49SEL. CLKOClock output to selector IC (X08, IC12).50SEL. DATAOData output to se

41、lector IC (X08, IC12).5153V. CTL 13OVideo switch control.54SV. MUTEOMute control to S-video & video selector (X14, IC65).55CV. MUTEOMute control to video selector IC (X25, IC102).56STEREOIStereo signal input from IC1(TUNER ASSY).57SDISynchronized signal detection input.58T MUTEOMute signal output fo

42、r TUNER.59PLL DOIData input from PLL IC (TUNER ASSY).4-2Pin Description for Microcomputer : MN101C49XXX (X14, IC90)KRF-V6060D/V7060D/V8060D/X9060D/VR-6050/6060/60707CIRCUIT DESCRIPTIONInputAD Key Get 1AD Key Get 2AD Key Get 3AD Key Get 4R (k)Volt (V)Voltage (V)(Pin 6)(Pin 7)(Pin 8)(Pin9)0.0 to 1.0Ke

43、y Off1.1 to 1.5DVD/6CHLOUDNESSSOUND-431.29or THX1.6 to 2.0CD/DVDSP EQTONESTANDBY271.792.1 to 2.5PHONOACTIVE EQSET UP-182.272.6 to 3.0TUNERDSPBANDSPA122.783.1 to 3.5VIDEO 1STEREOAUTOSPB7.53.333.6 to 4.0VIDEO 2INPUT MODEMEMORY-4.73.814.1 to 4.5VIDEO 3DIMMERUPMUTE2.44.314.6 to 5.0MD/TAPE-DOWNAV AUX0.62

44、4.80Pin No.Pin NameI/OPin Description60PLL CLKOClock output to PLL IC (TUNER ASSY).61PLL DINOData output to PLL IC (TUNER ASSY).62PLL CEOChip enable output to PLL IC (TUNER ASSY).63SURR.MUTEIMute control for surround.64SB PREMUTEOMute control for SB.65SP. A RLYORelay control for A speaker.66C RLYORe

45、lay control for center speaker.67SURR.RLYORelay control for surround speaker.68SP. B RLYORelay control for B speaker.69SB SW SELECTOSelection port for SB and SW.70VOL SEL. STOStrobe output to E. volume IC (X09, IC2).71VOL. SEL DATAOData output to E. volume IC (X09, IC2).72VOL. SEL CLKOClock output t

46、o E. volume IC (X09, IC2).73TAP RLYOSwitching port for transformer tap.74LIMITEROPower control for A class.75DSP CSICS input port from DSP.76CH SPACE/RDS DINIData input of RDS demodulator IC.77A. MUTEOAudio mute control.78PROT2IProtection signal detection pin for over voltage.79PROT1IDetection pin o

47、f protection for shorted supply voltage.80P0WER RLYOControl port of power relay.81LED DATAOData output to led driver (X14, IC74).82LED CLKOClock output to led driver (X14, IC74).83F AUX LEDOLED (F.AUX) control port.84TUNER LEDOLED (TUNER) control port.85STANDBY LEDOLED (STANDBY) control port.86CS LEDOLED (CS) control port.87MULTI ENC AIEncoder (Multi control) upward detection.88MULTI ENC BIEncoder (Multi control) downward detection.89LIS