Kenwood-RDDV7L-cs-sm 维修电路原理图.pdf

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1、70%MICRO HiFi COMPONENT SYSTEMRD-DV5-S/DV7-L 2001-9 PRINTED IN KOREAB51-5754-00 (K/K) 2345 In compliance with Federal Regulations, following are repro-duction of labels on, or inside the product relating to laserproduct safety.KENWOOD-Corp. certifies this equipment conforms to DHHSRegulations No.21

2、CFR 1040. 10, Chapter 1, subchapter J.DANGER : Laser radiation when open and interlock defeated. AVOID DIRECT EXPOSURE TO BEAM.VOLUME/MULTI CONTROLSTANDBY/TIMERDVD/CD 6TUNER/BAND41DVD/CD 0STOP 7TUNING MODEAUXPHONESSOUNDMODESET/DEMOREPEATRANDOMP.CALLPhone jack (E11-0941-05)Knob (K29-7997-03)Knob(K29-

3、8001-14)Knob(K29-7999-03)Panel *(A60-)RD-DV5MD-SRLGNDFM75 AMSUB WOOFERPRE OUTANTENNAAUDIOAUXINCD - ROUTS-VIDEOVIDEOVIDEO OUTOPTICALDIGITAL OUTPCM/BITSTREAMCD - RIN+-RLSPEAKERS( 6 -16 )RD-DV5TO OPM-DV7SATELLITESPEAKERSUBWOOFER+-( 8 -16 )RD-DV7SERVICE MANUALKnob *(K29-)Dressing panel *(A21-)Knob *(K29

4、-)Oscillating module(W02-2803-05)Pin jack *(E63-)AC power cord *(E30-)AC power cord bushing (J42-0083-05)Lock terminal board(E70-0146-05)Cylindrical receptacle(E56-0032-05)Tuner assy *(W02-)Pin jack (E63-1220-05)Pin jack (E63-1162-05)Metallic cabinet(A01-3820-11)Cylindrical receptacle(E56-0038-05)*

5、Refer to parts list on page 48 .Illustration is RD-DV5-S/DV7-L. Lock terminal board(E70-0148-05)RadioFans.CN 收音机爱 好者资料库RD-DV5-S/DV7-L/DV5MD-S2CONTENTS / ACCESSORIES / CAUTIONSCONTENTS / ACCESSORIES / CAUTIONS. 2DISASSEMBLY FOR REPAIR.3BLOCK DIAGRAM .6CIRCUIT DESCRIPTION.7ADJUSTMENT.14WIRING DIAGRAM.

6、15PARTS DESCRIPTIONS .16PC BOARD . 17SCHEMATIC DIAGRAM . 25EXPLODED VIEW .45PARTS LIST.48SPECIFICATIONS .Back coverContentsAccessoriesThe marking this product has beenclassified as Class 1. It means thatthere is no danger of hazardous ra-diation outside the product.Location: Back panelCLASS 1LASER P

7、RODUCTThe marking of products using lasers (For countries other than U.S.A., U.S.-Military and Canada)Inside this laser product, a laser di-ode classified as Class 2 laser ra-diation is contained as alerted bythe internal caution label shownabove. Do not stare into beam.Location: DVD laser pick-up u

8、nitcover inside this productCAUTIONVISIBLE LASER RADIATIONWHEN OPEN. DO NOTSTARE INTO BEAM.Inside this laser product, a laser di-ode classified as Class 3B laser ra-diation is contained as alerted bythe internal caution label shownabove. Avoid exposure to laserbeams.Location: MD laser pick-up unitco

9、ver inside this productCAUTIONVISIBLE LASERRADIATION WHEN OPEN.AVOID EXPOSURE TO BEAM.Operation to resetThe microcomputer may fall into malfunction (impossibility tooperate, erroneous display, etc.) when the power cord is un-plugged while unit is ON or due to an external factor. In thiscase, execute

10、 the following procedure to reset the micro-computer and return it to normal condition.Unplug the power cord from the power outletthen, while holding the STOP 7 /TUNING MODEkey depressed, plug the power cord again. Please note that resetting the microcomputer clearsthe contents stored in and it retu

11、rns to conditionwhen it left the factory.REMOTEMODELMAIN UNITDESTINATIONCONTOROLLERNAMEA70-1521-05RC-M0513RD-DV5MD-SMA70-1522-05RC-F0504ERD-DV5-STEA70-1524-05RC-F0505RD-DV7-LM2X2V2A70-1525-05RC-F0505ERD-DV7-LT2E2SYSTEMMAIN UNITDESTINATIONSPEAKERSP CORD PARTS No.HM-DV6MD RD-DV5MD-SMLS-DV6-SE30-5500-0

12、5HM-DV5RD-DV5-STELS-DV5-SE30-5941-04HM-DV6RD-DV5-SELS-DV6-SE30-5500-05HM-DV7RD-DV7-LT2E2M2X2V2OPM-DV7-LE30-5943-08Remote controllerSystem configurationsCautionsFM indoor antenna (1)(T90-0855-05) AM loop antenna(1)(T90-0852-05)Video cord(1) (E30-7226-05)Speaker cord(2) Remote control unit(1)(A70-1521

13、-05): M(A70-1522-05): TE(A70-1524-05): M2X2V2(A70-1525-05): T2E2 Batteries (R6/AA)(2) SCAT plug adaptor for TV(1)(For EUROPE and U.K.) (E69-0012-05)Cushion for satellite speaker(4) (W01-1178-08)Feet for speaker(4) (J02-0034-08)AC Plug Adaptor (1)(E03-0115-05) Use to adapt the plug on thepower cord t

14、o the shape of thewall outlet.(Accessory only for regions whereuse is necessary.) RadioFans.CN 收音机爱 好者资料库RD-DV5-S/DV7-L/DV5MD-S3DISASSEMBLY FOR REPAIRHow to open the tray if it does not come out.1. Insert a jig and turn it fully ccw in the drawing through thehole on the loading chassis bottom.2. Pul

15、l out the tray frontward by hand when it comes just out.Fig .1*How to make a jigInsert a hex wrench to a hole of gear (W05-0881-00) inthe drawing below.If you lost the gear use it which located on DVD mecha-nism in the drawing (Fig .3).Fig. 2Fig. 3How to open the tray and a clamper.1. Pull out the t

16、ray slightly frontward by hand.(Refer to Fig .1)2. Remove the tray.3. Remove the clamper in the arrow direction.Fig. 44. Remove the tray and clamper upward.Fig. 55cm以上(HEX DRIVER)2mm2mmGEARDVD(CD) MECHAGEARRD-DV5-S/DV7-L/DV5MD-S4DISASSEMBLY FOR REPAIRHow to attach the tray and the clamper.1. Turn th

17、e traverse gear A in the direction of the arrow inthe drawing so that the traverseunit will reach the highest position.Fig. 62. Attach the tray in the arrow direction.Fig. 73. Attach the clamper in the arrow direction.Fig. 8Assembling and Disassembling the Opti-cal Pickup The optical pickup can be d

18、amaged by static electricityfrom your body.Be sure to take static electricity countermeasures whenworking around the optical pickup.Handling the Optical Pickup 1. The optical pickup is an extremely high-precision mecha-nism. Do not subject it to strong damage.2. Testers cannot be used to check the l

19、aser diode of theoptical pickup. The power supply in side the tester caneasily damage the laser diode.3. Take care when handling the flexible cable becauseexcessive force can cause it to break. 4. To preserve the quality of the optical pickup replacementparts during transport and installation, the t

20、erminals of thelaser diode are short-circuited. After replacing the parts,use the proper procedure to return the laser diode to itsoriginal condition.Static Electricity CountermeasuresThe laser diode inside the traverse unit (optical pickup )can be damaged by static electricity from your body. Besur

21、e to take static electricity countermeasures when work-ing around the optical pickup.Static Electricity Countermeasure Methods1. Ground yourselfUse an anti-static wrist strap to discharge static electricityfrom your body.2. Ground the workbenchLay a conductive material (sheet) or steel sheet on thes

22、urface where the traverse unit (optical pickup)is to beplaced, then ground the sheet.Assembling the Optical Pickup 1. Insert a flexible cable in the arrow direction in the drawing.2. Cut the flexible cable.TRAVERSEGEAR AGEAR BCUTMECHA.CHASSISPUSH RIVETSHOOKSMIDDLE CHASSISGUIDE SHAFTDRIVE SHFTSCREWSC

23、REWSCREWSPRING HOLDEROPTICAL PICKUPSPRING HOLDERSPRING HOLDERRD-DV5-S/DV7-L/DV5MD-S5DISASSEMBLY FOR REPAIRDisassembling the Optical Pickup 1. Remove screws.2. Remove spring holder and spring.3. Pull out the drive-shaft and guide shaft.Disassembling the Middle Chassis1. Remove 3 push rivets.2. Remove

24、 the hooks.3. Lift the traverse unit upward to remove the middle chassis.1. Optical pickup Tilt Adjustment1-1 Adjustment1. Insert the AC power plug to AC wall outlet with press-ing the DVD/CD play key.(The tray opens automatically)2. Load a DVD disc and press DVD/CD play key.3. Press SOUND key.(Jitt

25、er value is displayed.)JITT XXX % XXX is present jitter value*4. Play DVD disc first chapter (inner periphery).5. Adjust to the minimum jitter value.(Tangential adjustment screw)*6. Play DVD disc last chapter (outer periphery).7. Adjust to the minimum jitter value.(Tilt adjustment screw1)*8. Play DV

26、D disc last chapter (outer periphery).9. Adjust to the minimum jitter value.(Tilt adjustment screw2)10. Repeat adjusting tilt adjustment screws 1 and 2 alter-nately, two or three times.* Press SKIP UP/SKIP DOWN keys for Tno. up ordown.Do item 510 from the bottom of the main unit using ahex wrench.1-

27、2 Point1. First of all adjust tangential adjustment then adjust tiltadjustment.2. To get optimum point, repeat item 1 adjustment alter-nately, two or three times.3. Finally, adjust the tilt adjustment.1-3 Check condition after adjustment1. Play the disc to make sure there is no picture degrada-tion

28、in the inner, middle and outer peripheries, and noaudio skipping.2. Lock the adjustment screw in position using screw lock.TILT ADJ.SCREW 1BOTTOM VIEWTILT ADJ.SCREW 2TANGENTIALADJ.SCREWFRONTTRACKINGFOCUSDVDCD16.9344MHz33.8688MHz768Fs512Fs27MHz384Fs13.5MHzODCADSCAUDIODACCCOMPY+3.3VD. IN/CDMD D+5V MD

29、A+3.15VMD H+5VANALOG RECPLAYAUDIO DACu+5VDVD u-COMTUNERRDSXINL,Rch-VRXCINXOUTXCOUTC,SWch-VR(10MHz)(32.768kHz)CLOCKCOLCKTIMMERMAIN-30V+5VLch-OUTRch-OUT+9VDET-OUTD5V+5V4.332MHz7.5V8V8VC12,C34 OFF8V4ch2chHPC,SWchL,RchBBMUTEBBD. OUT SWA CLASSCONTTH LEVELL,R RELAYSP LEVELCchC,SW RELAYSWch+5.1VPOWERRELAY+

30、B+-BAMPGNDAMP+MD HEAD.MDOTHERDIGITALANALOG+E. VOLVIDEOTUNERE. VOLDVD+DVDFANCONT.DVDMOTOR+DRIVERFL+FLTUNERDVD u-COMRF AMPAN8708FRONT-ENDPROCESSOREEPROMIC201PLL/DSLHFSERVO CONTCIRC/DACSERVO CONTROLLERADVANCED DISCAN8499AN8708TRAVERSE/DRIVERMAPCPICKUPLOADINGMSPDLIC1ECCMN67706MN103S13BATAPIROM DECIC101O

31、PTICAL DISCCONTROLLER4MDRAM8M FLASH ROMIC207ADDRESS DATA BUSAV DECODERIC301AC3,LPCM,MP3AUDIO DECODERPCM &SPDIFSDRAM I/F64M SDRAMCSS DISSCRAMBLEVIDEO DECODERMPEG,SUB PICTUREVIDEO DACENCODERNTSC/PALOSDMN677533MPIC401AVDECIC2071/2SM8703AVPLLX20227MHzIC211IC210IC2131/2DVD u-COMIC201GENERATORCLOCKS OUTCO

32、MPOSIT6.75MHz6.75MHzX29,J2OUTOPT OUTX29,A2X29,J1X29,IC7VIDEOAMPX29,IC5X29,A1OPT INMD MECHAMDM-15ALX29,IC596k 24bit2ch DACX29,IC17PCM174860kHzM30624MGA356FMAIN u-COMX29,IC15FL DRIVERM66005-001FPFLLEDKEYREMX14,IC1X14,ED1TUNER PACKRDS ICX29,IC16INOUTVIDEO2INVIDEO1(AUDIO)X29,J3X29,IC1M62492FPTONEEX. BAS

33、SINPUTMAINRECOUTVOL.VOL.ATT.PSS-3200A3OTHER chIC3IC4TONEEX. BASSC,SW VRPROCESSORSTEREO AUDIODIGITAL CONTROLLEDTC9215APPAROUNDPROCESSORMODULEAUDIO SEL.POINT SOURCEX07,J3SATELLITESPEAKERE. VOLUMERchLchJ1S. W. PRE-OUTX14,J1H. P.K2OTHER chAMPX07,IC1Q1,2MUTEJ4SWchK3IC2AMPQ3MUTEAMPMUTEQ5AMPIC3K3+5VIC11u-C

34、OMR/C SENSORR/C VDDD10X07,Q302X07,D1S1S2X07,D4+3.15V+5VX07,IC14X29,IC12POWERRELAYX07,D3-8V+8VX29,IC11X29,IC14+9VX29,IC10S3S4X07,D2X07,Q311+3.3VX07,IC13+5VX07,Q13FANDRIVES5X07,IC12+9V-30VX07,Q14S6K1PICKUP UNIT(X35-2302-72)CLK SYSTEM(X35-2302-72)RD-DV5MDONLYE/T ONLYRD-DV5/DV7ONLYRD-DV7ONLYRD-DV5/ONLYR

35、D-DV7ONLYDV5MDRD-DV5MD/DV5/DV7RD-DV5-S/DV7-L/DV5MD-S6BLOCK DIAGRAMCIRCUIT DESCRIPTIONRD-DV5-S/DV7-L/DV5MD-S71. Initializing1-1 Initialization Method While pressing the STOP key, turn the AC on.1-2 Initialization Operation During the initial operation, the display shows INITIAL-IZEand after that it w

36、ill be returned to standby condition. If any mechanisms error occurred, the error indication isdisplayed as ERR on the display.1-3 Mechanism InitializationsDVD Mechanism If a mechanism error occurred, the error indication is dis-played as DVD ERR on the display.MD Mechanism If a mechanism error occu

37、rred, the error indication is dis-played as MD ERR on the display. The disc will be unloaded from MD mechanism automati-cally, if a disc is its in.2. Discrimination of the Model and Destinationfor Tuner2-1 Discrimination of the ModelModelsDestinationDestination SW3Destination SW4RD-DV5MDM00RD-DV5E/T

38、00RD-DV7T/E1/M1/X/V11Destination Destination SWu-COM BANDReceiving FrequencyChannel SpaceIFRF210DestinationRange M011K2FM87.5MHz108.0MHz100kHz+10.7MHz25kHzAM530kHz1610kHz10kHz+450kHz10kHzE1FM87.5MHz108.0MHz50kHz+10.7MHz25kHzAM531kHz1602kHz9kHz+450kHz9kHzX001E1FM87.5MHz108.0MHz50kHz+10.7MHz25kHzAM531

39、kHz1602kHz9kHz+450kHz9kHzE/T (RDS)101E3FM87.5MHz108.0MHz50kHz+10.7MHz25kHzAM531kHz1602kHz9kHz+450kHz9kHzV111K2FM87.5MHz108.0MHz100kHz+10.7MHz25kHzAM530kHz1610kHz10kHz+450kHz10kHzE1FM87.5MHz108.0MHz50kHz+10.7MHz25kHzAM531kHz1602kHz9kHz+450kHz9kHz2-2Tuner Destination Destination SWSW0 : (78)PinSW1 : (

40、77)PinSW2 : (76)PinSW3 : (75)PinSW4 : (74)Pin( ) Pin No. of System Microcomputer : X29,IC15FrequencyFrequencyP.CHK1K2E1/E3P.CHK1K2E1/E31FM 87.50MHzFM 87.50MHzFM 87.50MHz21AM 530kHzAM 530kHzAM 531kHz2FM 108.0MHzFM 108.0MHzFM 108.0MHz22FM 87.50MHzFM 87.50MHzFM 87.50MHz3FM 98.00MHzFM 98.00MHzFM 98.00MH

41、z23FM 87.50MHzFM 87.50MHzFM 87.50MHz4FM 108.0MHzFM 108.0MHzFM 89.10MHz24FM 87.50MHzFM 87.50MHzFM 87.50MHz5FM 90.00MHzFM 90.00MHzFM 90.00MHz25FM 87.50MHzFM 87.50MHzFM 87.50MHz6FM 87.50MHzFM 87.50MHzFM 87.50MHz26FM 87.50MHzFM 87.50MHzFM 87.50MHz7FM 87.50MHzFM 87.50MHzFM 87.50MHz27FM 87.50MHzFM 87.50MH

42、zFM 87.50MHz8AM 530kHzAM 530kHzAM 531kHz28FM 87.50MHzFM 87.50MHzFM 87.50MHz9AM 1700kHzAM 1610kHzAM 1602kHz29FM 87.50MHzFM 87.50MHzFM 87.50MHz10AM 1000kHzAM 1000kHzAM 999kHz30FM 106.0MHzFM 106.0MHzFM 106.0MHz11AM 530kHzAM 630kHzAM 531kHz31FM 87.50MHzFM 87.50MHzFM 87.50MHz12AM 1440kHzAM 1440kHzAM 1440

43、kHz32FM 87.50MHzFM 87.50MHzFM 87.50MHz13FM 106.0MHzFM 106.0MHzFM 106.0MHz33FM 87.50MHzFM 87.50MHzFM 87.50MHz14AM 530kHzAM 530kHzAM 531kHz34FM 87.50MHzFM 87.50MHzFM 87.50MHz15FM 87.50MHzFM 87.50MHzFM 87.50MHz35FM 87.50MHzFM 87.50MHzFM 87.50MHz16FM 98.00MHzFM 98.00MHzFM 98.00MHz36FM 87.50MHzFM 87.50MH

44、zFM 87.50MHz17FM 98.50MHzFM 98.50MHzFM 98.50MHz37FM 87.50MHzFM 87.50MHzFM 87.50MHz18FM 87.50MHzFM 87.50MHzFM 87.50MHz38FM 87.50MHzFM 87.50MHzFM 87.50MHz19AM 990kHzAM 990kHzAM 990kHz39FM 108.0MHzFM 108.0MHzFM 108.0MHz20FM 97.40MHzFM 97.40MHzFM 97.70MHz40AM 1000kHzAM 1000kHzAM 945kHz3. Tuner Preset Fr

45、equencyRD-DV5-S/DV7-L/DV5MD-S8CIRCUIT DESCRIPTION4. Test Mode4-1 Setting method of the Test Mode4-2 Cancel of the test mode By turning the AC off, the system is initialized and thetest mode is canceled. Cancel the test mode only if the power switch is turnedoff.4-3 Contents of the Test Mode The muti

46、ng during mode selection is not controlled inthe test mode. During the test mode, it can be operated in a specialmanner that is different from an ordinary operation byusing the keys on the main body, specifically as shownin the following tables.4-4 FCT(Factory) and Sub clock OSC DiagnosisMode4-4-1 S

47、ub clock OSC Diagnosis ModeThe oscillation diagnosis (existence of oscillation andmeasurement of period) of a sub clock is performedbefore the test mode is entered. If the diagnosis resultis OK, the system enters the test mode.If the diagnosis result is NG, the oscillation of the subclock is diagnos

48、ed again. If the result is OK, the systementers the test mode. If the diagnosis result is continu-ously NG 5 times, the system stops with ERR1andERR2displayed.4-4-2 Operation in the Test ModeKEYLCDOPERATIONREPEAT OK or ERRORSelf diagnosis mode (Refer to servo error code)ERROREx : ADSC ERROR (Advance

49、d Digital Servo Controller) X35, IC1KEYSDISPLAYOPERATIONMD PLAY/PAUSEUsual IndicationMD playback/pauseSTOPMD TESTStop the MD operation.SKIP UP/DOWNUsual IndicationMD track up/downREC MODEUsual IndicationHi-speed O.T.E.(DVD MD) operation in the stop mode.Start the MD recording with LP4 mode.MD RECUsu

50、al IndicationStart analog recording (DVD MD).MODEUsual IndicationStart digital recording (D. AUX MD).SETALL ERASEStop the MD operation , and start operation of ALL- ERASE if disc is recordable.4-5 DVD Test Mode4-6 MD Test ModeKEYSDISPLAYOPERATIONDVD PLAY/PAUSE(Cyclically changed the mode playUsual I