Kenwood-DPCX612-dm-sm 维修电路原理图.pdf

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1、70%PORTABLE CD PLAYERDPC-X311/X517/X612SERVICE MANUAL 2000-7/B51-5651-00 (K/K) 3322Knob(FF)(K27-2444-08)Knob(REW)(K27-2443-08)Stereo jack(E11-0354-08)Top cabinet assy *(A02-)Battery cover(A09-1194-08)Knob(HOLD)(K27-2439-08)Knob(DASC)(K27-2446-08)Cover R *(A21-)Knob(PLAY)(K27-2441-08)Door *(A52-)Ster

2、eo jack(E11-0372-08)Knob(REPEAT)(K27-2440-08)DC jack(E03-0356-08)Knob(OPEN) * (K27-)Knob(STOP)(K27-2442-08)Ring L *(A21-)Bottom cabinet *(A02-)*Refer to parts list on page 14 .SPECIFICATIONSIn compliance with Federal Regulations, following are repro-ductions of labels on, or inside the product relat

3、ing to laserproduct safety.KENWOOD-Corp. certifies this equipment conforms to DHHSRegulations No. 21 CFR 1040. 10, Chapter 1, Subchapter J.DANGER : Laser radiation when open and interlock defeated. AVOID DIRECT EXPOSURE TO BEAM.FormatSystem.Compact disc digital audio systemLaser .Semiconductor laser

4、AudioFrequency response .20 Hz to 20 kHz, 3 dBPHONES outpuyt level (16W, 1 kHz ).9 mW + 9 mWLine output/impedance.Bass Boost ON : 0.3 Vrms/1 kBass Boost OFF: 0.6 Vrms/1 kPower supplyExternal DC supply .4.5 V to 6 V DCRechargeable batteries (NB-130) x 2 or 4.DC 2.4 VCommercially-available alkaline ba

5、tteries (LR6/AA) x 2 or 4.DC 3 V Battery life (continuous repeat playback)(Figures inside parentheses show the performance when the D.A.S.C. is ON.)Commercially-available alkaline batteries (LR6/AA) x 2.Approx. 12 ( 9.5 ) Hours Commercially-available alkaline batteries (LR6/AA) x 4.Approx. 27 ( 23 )

6、 HoursRechargeable batteries (NB-130) x 2.Approx. 7.5 ( 6.5 ) Hours Alkaline batteries (LR6/AA) x 2 and rechargeable batteries (NB-130) x 2.Approx. 20 ( 16 ) Hours Dimensions (W x H x D) .150 mm x 28 mm x 137 mm( 5-15/16 x 1-1/8 x 5-7/16 )Weight (net) . 240 g ( 8.5 oz)1. KENWOOD follows a policy of

7、continuous advancements in development. For this reason specifications may be changed without notice.2. The full performance may not be exhibited in an extremely cold location (under a water-freezing temperature).NotesNotesRadioFans.CN 收音机爱 好者资料库AC adapter (1)(W08-0658-08): E(W08-0659-08): T(W08-067

8、5-08): M(W08-0679-08): X(W08-0682-08): KPAC plug adaptor (1)(E03-0115-05): MCar cassette adaptor (1)(W01-0989-05): DPC-X612Car battery adaptor (1)(W01-0921-05): DPC-X612Rechargeable battery (1)(NB130)(W09-1278-08): M4M5M6Remocon (1)(A70-1190-05): M4M5M6Headphone (1)(W01-0923-05): M4M5M6M7X5X6(W01-09

9、25-05): E1E2E3E4E5K1K2M1M2M3M8M9P1P2P3TX1X2X4X7X8X9M7X5X6M7X5X6DPC-X311/X517/X6122CONTENTS / ACCESSORIESSPECIFICATIONS .Top coverCONTENTS / ACCESSORIES . 2DISASSEMBLY FOR REPAIR.3CIRCUIT DESCRIPTION.4PC BOARD . 7SCHEMATIC DIAGRAM . 9EXPLODED VIEW .13PARTS LIST.14ContentsAccessoriesHOW TO READ THE PA

10、RTS LISTABBREVIATION OF MODEL AND MASS PRODUCTIONS DESTINATIONS AustraliaCanadaChinaEnglandEuropeGermanyKoreaMalaysiaABB.XPCTE G HI DPC-X311-L3X1-E1-DPC-X311-H3X2P1-DPC-X311-Y3X3-E2-DPC-X311-S3X4-E3-DPC-X517-L5X5P2-T1E4-H1-DPC-X517-H5-H2-DPC-X517-Y5-T2-DPC-X517-S5X6-E5-H3-DPC-X612-L6X7-DPC-X612-H6X8

11、P3-DPC-X612-Y6-DPC-X612-S6X9-T3E6- - MexicoPX/AAFESRussiaScandinaviaShanghaiUSAOther area ABB.RYQLVKMDPC-X311-L3-M1 DPC-X311-H3-M2 DPC-X311-Y3-M3 DPC-X311-S3- DPC-X517-L5-K1M4DPC-X517-H5-M5DPC-X517-Y5-M6DPC-X517-S5-M7DPC-X612-L6-M8DPC-X612-H6-K2M9DPC-X612-Y6-DPC-X612-S6-MODELMODELRadioFans.CN 收音机爱 好

12、者资料库3DISASSEMBLY FOR REPAIRDPC-X311/X517/X6121.7x6(BLK)1.7x6(BLK)1.7x6(BLK)1.7x6(BLK)1.7x6(BLK)1.7x4Door Lock SpingHow to Remove KnobsThe PLAY and the STOP keys are available for removalby pushing and turning them with taking care of bar ofthe top cabinet assy. The PLAY and the STOP keys are availab

13、le for fixationby hooking and pushing them with taking care of bar ofthe top cabinet assy. 4CIRCUIT DESCRIPTIONDPC-X311/X517/X612Pin No.Pin NameI/ODescriptionActiveHL1-4COM 0-3OLCD common output.5VLC3-GND6,7VLC2,1-VDD8VDD-VDD9OSC2-Unused.10SMCKIExternal system clock(4.2336MHz).11VSS-GND12X1-GND13XO-

14、Unused.14,15MMODO-GND16-18ANO-2-Unused.19KEY0IRemote control signal input.20KEY1IKey signal input.21BATT.IBattery level detection port.LOW BATT22NC-Unused.23RECHARGE DETIRechargeable detection port.24VREF+-Power supply(+2.8v).25REM DATAORemote control data output.26POWEROPower off control for CD ser

15、vo driver.POWER OFF27REM STATUS-Unused.28P03-Unused.29SUBQISub code Q signal input port.30SQCKOSub code clock output port.31P06-Unused.32NRESETIReset signal input for microprocessor.33XRESETOReset output port to DSP IC(IC4).RESET34STATIStatus signal input port.35MLDOCommand load signal output port o

16、f microprocessor.36MDATAOCommand data signal output port of microprocessor.37MCLKOCommand clock signal output port of microprocessor.38BLKCKISub code clock signal input.39IRQ1-Unused.40DOORIDoor switch detection input. OPEN 41TEST-Unused.42V CONT.OPower voltage change-over H = DC/DC out 3.0V L = DC/

17、DC out 2.7V43BBSOBass boost control output.BBS ON44-46P42-P44-Unused.47LMTILimit switch detection input port.48,49P46,P47-Unused.50MUTEOMuting control port of audio signal.ON = H51LIGHT OUT-Unused.52RECHARGE IDetection port for rechargeable battery.BAT CHG ON53-55P53,P54,P60-Unused.56AC ADAPTERIDete

18、ction port for AC adapter.BATTERYAC ADAP.57HOLDIDetection port for hold switch.HOLD ON58DASCIDASC switch detection port.59DASC1-Unused.60DASC2-Unused.61P66-Unused.62DIG OUT-Unused.63-68SEG12-SEG17-Unused.63-80SEG0-SEG11OSegment control output.1. Microprocessor : MN101C439(IC3)1-1 Pin description5DPC

19、-X311/X517/X612CIRCUIT DESCRIPTION2. DSP IC : MN662780RPS2M(IC4)2-1 Pin descriptionPin No.Pin NameI/ODescriptionACTIVEHL1DVDD5V-DRAM interface power supply.2D0I/ODRAM data input/output signal 0.3D1I/ODRAM data input/output signal 1.4NWEODRAM writing enable signal.5NRASODRAM RAS control signal.6,7D2,

20、D3I/ODRAM data signal input/output.8NCAS0ODRAM CAS control signal 0.9-19A0-A10ODRAM address signal 0-10.20DVSS2-Digital ground.21DVDD2-Digital power supply.22PWMCKODisconnected.23TRVSTPOTraverse stop signal output.24TVDOTraverse control port.25PCOSpindle moter on signal output.ON MODE26ECSOControl s

21、ignal output for spindle motor.27TRDOKick pulse output for tracking driver.28FODOFocus drive output.29FBALOFocus balance adjusting output.30TBALOTracking balance adjusting output.EXCEPT DPC-X311IC616M D-RAMAN8789FB/ / / / /FROM IC4 (Rch)J105LINE OUTJ102RchLchH. P JACKNJM2073MVOLUMELMT.SWAN8838NSBLch

22、IC9-COMMN101C439LCDMN662780RPS2MDSP / DF-DAC/Anti-shock MemoryRFLCD REMOTECONTROLkey inputdatastatus signalDPC-X517(M/X/H type)only3KEY REMOTECONTROLDPC-X517(H type)only1-2 Microprocessor periphery block diagram6DPC-X311/X517/X612CIRCUIT DESCRIPTIONPin No.Pin NameI/ODescriptionACTIVEHL31VREF-Referen

23、ce power supply for DA output port.32FEIFocus errorr signal input.33TEITracking errorr signal input.34RFENVIRF inv. signal input. 35OFTIOff track signal input. OFF TRACK 36RFDETIRF detecter signal input.37BDOIDrop out signal input.DROP OUT38LDONOLaser on signal output.ON39ARFIRF signal input.40IREFI

24、Reference current input.41DRFIDSL bias port.42DSLFODSL loop filter port.43DSLF2ODSL unbalance current correction.44PLLFOPLL loop filter port.45VCOFOJitter free VCO loop filter.46AVDD2-Analog power supply.47AVSS2-Analog ground.48OUTLOLeft channel of audio output.49AVSS1-Analog ground.50OUTRORight cha

25、nnel of audio output.51AVDD1-Analog power supply.52FSELIUnused.53TMOD1IConnected to DVSS.54TMOD2IConnected to DVSS.55FLAGODisconnected.56FCLKODisconnected.57-59EXT0-EXT2-Disconnected.60TXOUnused.61MCLKICommand clock signal input port of microprocessor.62MDATAICommand data signal input port of microp

26、rocessor.63MLDICommand load signal input port of microprocessor.LOAD64BLKCKOSub code clock signal output.65SQCKISub code Q data clock input port.66SUBQOSub code Q data signal output port.67DMUTEIDigital ground.68STATOStatus signal output port.69RSTIReset signal input port.RESET70CSELIDigital ground.

27、71PMCKOClock signal output(88.2kHz).72SMCKOClock signal output(4.2336MHz).73SUBCODisconnected.74SBCKIDigital ground.75CLDCKODisconnected.76TESTIDigital power supply.77X1IOscillator input port(16.9344MHz).78X2OOscillator output port(16.9344MHz).79DVDD1-Digital power supply.80DVSS1-Digital ground.ACEG

28、IBDFHJ2135746R34AR302AR306AR320AC302AC202AR220AR206AR202A142140806160411201111113323122244341428151326142040604121618085R321AR210AR201AR31AR32AJP15AR76AR30AC10AR52AC9AR38AR51AR74AC2AR3AC4AR29AR75AR4AR7AR310AR209AR221AR301AR203AR204AR303AR304AR69AR41AR66AC168AR67AR49AR211AR55R42AR5AR133AR189AR132AR13

29、0AR131AC183AJP5AJP7AC177AC167AR167AR166AJP8AJP10AJP9AC166AC162AC165AR181AC164AR179AC163AR178AR183AR180AC159AC112AR115AC111AC107AR95AJP2AJP1AJP3AR23AC3AC11AC172AC106AC113AR116AR114AR113AR98AR176AC161AC118AR100AR97AR96AR136AC101AR177AR94AR111AC116AC103AC104AC137AR124AC115AR112AR93AR109AR110AC176R40AR1

30、84AC114AC178AR141AR142AC134AC140AC135AR122AR504AR501AC502AR502AC128AR503AR119AC125AC148AR134AC146AR105AR101AR108AR103AR106R104AC147AR107AR137AR138AC5AC131AR46AR99AC120AR140AC122AC121AC123AR6AC124AR102AR48AR117AR172AR173AR125AR174AR175AR171AR123AC132AC130AJP6AJP4AR311AR309AR1AR2AR53AR35AR33AIC6IC4IC2

31、IC1IC3IC9R2R1R4R3EGBQ1E BQ3E BE BQ117AQ116AEBQ2D1D103A-B+BVCCC181916C301C201C206C184C204C220C320VR101B+B-C304PLAYC221STOPF.R.C203C306X1C8C6C321C303BEBEEBEBEBEBEBEBBEBEBEBEBEBEBEEC207C322C307BEBBEBEBEBELC101J102PHONESREMOTELINE OUTCONTROLVOLUMEJ103J105J104Q303Q203Q302Q202Q201Q301Q4Q5D116SW101HOLD1215

32、16SW107D.A.S.C.C152C171C117C133C136C139C138C501C144C127L102C145SP61LMTSLC126L101C150L106L105CHARGEBT1C102C105C160SW108Q104Q6D105D104Q107D122Q108CN2Q110Q106Q111Q109D101D102DC-INJ101D106D107Q114Q112Q105Q102CN1SW102REPEATSW106B.B.S.SW104SW105SW103D115SW109Q113D118D117BTR34AR302AR306AR320AC302AC202AR220

33、AR206AR202A142140806160411201111113323122244341428151326142040604121618085R321AR210AR201AR31AR32AJP15AR76AR30AC10AR52AC9AR38AR51AR74AC2AR3AC4AR29AR75AR4AR7AR310AR209AR221AR301AR203AR204AR303AR304AR69AR41AR66AC168AR67AR49AR211AR55R42AR5AR189AC183AJP5AJP7AC177AC167AR167AR166AJP8AJP10AJP9AC166AC162AC16

34、5AR181AC164AR179AC163AR178AR183AR180AC159AC112AR115AC111AC107AR95AJP2AJP1AJP3AR23AC3AC11AC172AC106AC113AR116AR114AR113AR98AR176AC161AC118AR100AR97AR96AR136AC101AR177AR94AR111AC116AC103AC104AC137AR124AC115AR112AR93AR109AR110AC176R40AR184AC114AC178AR141AR142AC134AC140AC135AR122AR504AR501AC502AR502AC12

35、8AR503AR119AC125AC148AR134AC146AR105AR101AR108AR103AR106R104AC147AR107AR137AR138AC5AC131AR46AR99AC120AR140AC122AC121AC123AR6AC124AR102AR48AR117AR172AR173AR125AR174AR175AR171AR123AC132AC130AJP6AJP4AR311AR309AR1AR2AR53AR35AR33AIC6IC4IC2IC1IC3IC9R2R1R4R3EGBQ1EBQ3E BQ2D1-B+BVCCR133A R132AR130AR131AE BE

36、BQ117AQ116AD103AC181916C301C201C206C184C204C220C320VR101B+B-C304PLAYC221STOPF.R.C203C306X1C8C6C321C303BEBEEBEBEBEBEBEBBEBEBEBEBEBEBEEC207C322C307BEBBEBEBEBELC101J102PHONESREMOTELINE OUTCONTROLVOLUMEJ103J105J104Q303Q203Q302Q202Q201Q301Q4Q5D116SW101HOLD121516SW107D.A.S.C.C152C171C117C133C136C139C138C5

37、01C144C127L102C145SP61LMTSLC126L101C150L106L105CHARGEBT1C102C105C160SW108Q104Q6D105D104Q107D122Q108CN2Q110Q106Q111Q109D101D102DC-INJ101D106D107Q114Q112Q105Q102CN1SW102REPEATSW106B.B.S.SW104SW105SW103D115SW109Q113D118D117BTRefer to the schematic diagram for the value of resistors and capacitors.PC BO

38、ARD(Component side view)78The small pcb isfor 1st lot prodectonly.The small pcb isfor 1st lot prodectonly.ABDFHJCEGI2135746AMPRF123456agdbcfeD104SWLMT.SLEDMOTORMOTORSPINDLELDPDDAD,DSP & DRAMBTL DRIVERCN1CN2Q102Q6EA DB CPICKUPFD105Q105MMD122u-COMQ104LD ON/OFFV.CONT.CONTROLLERQ107RECHARGECONT.WITHOUT

39、DASC2827262524232221201918171615PDFPDEVREFTE OUTTENTBALFBALFENFE OUTENVLDONOFTRPDWRE DET1234567891011121314VCCPDAPDCPDBPDDFBRFRF INLPDLDCSBRTCEABDOGND80797877767574737271706968676665646362612122232425262728293031323334353637383940SEG0BATT.VRECHARGE DETVREF+REM DATAPOWERREM STATUSP03SUBQSQCKP06NRESET

40、XRESETSTATMLDMDATAMCLKBLKCKIRQ1DOOR12345678910111213141516171819206059585756555453525150494847464544434241COM0COM3COM2COM1VLC3VLC2VLC1VDDOSC2SMCKX1X0MMODEVREF-VSSAN0AN1AN2KEYKEY1DASC2DASC1DASCHOLDAC ADAPTORP60P54P53RECHARGELIGHT OUTMUTEP47P46LMTP44P43P42BBSV CONT.TESTSEG1SEG2SEG3SEG4SEG5SEG6SEG7SEG8

41、SEG9SEG10SEG11SEG12SEG13SEG14SEG15SEG16SEG17DIG OUT123456789COM1SEG013111012141516COM2COM3COM4SEG1SEG2SEG3SEG4SEG5SEG6SEG7SEG8SEG9SEG10SEG11767574737271706977787980123416151413121110987654321No.COM.16a5b5a1d1c2d2c4bCOM.1COM.26g6f5g5f1e1g2e2g4fCOM.2COM.36c6e5c5e1f1b2f2b3cCOM.3COM.46d5d1a2aB.B.3dCOM.4

42、PIN22212019181716151413123435363738394041424344IN TVPCIN SPLDONIN TRIN FOVREFDRVCCAVDDSVCCEMPVCTBCLKSTARTPOWERPVCC2IOUTSGNDPWMG23242526272829303132331110987654321TR-TR+FO-FO+PGNDSP+SP-TV+TV-ICONTCRIPAREFCTSPROINFBOUTDEDRESETPVCCVSEN20191817161514131211109876543212122232425262728293031323334807978777

43、675747372717069DVDD2PWMCKTRVSTPTVDPCECSTRDFODFBALTBALVREFFETERFENVDVSS1DVDD1X2X1TESTCLDCKSBCKSUBCSMCKPMCKCSELXRSTR174A 6.8KC140A22u16+4.7u50R123A0.0224.7KC139R119AC128AC502A133KR501AC130A22KC131A47PR122AR502A100KC124AC123A0.1C121AC125A 147u10C127+100u10C126+CAEFVCVCCGNDLDPDLDVRTRK-FCS-FCS+F.CT.C33uH

44、L1020.10.147KR184AR125A20K22u16+SP-SP+LMTLMT0.1C122A470.01C13618KR124A100u10C133+0.1C132A1R172A 6.2KVCCVCC501R173A 5.6K+3.0V+3.0V+3.0V+3.0V+3.0VSTOPTRV24252627MRST242526272831NCC135A0.1390PC134A470KR140A2.2KR141A0.1C137A100u10C138+R504A39K+3.9V2728292325313233343033GNDD163NRAS45NWED012VCCD22124GND23

45、22NCASD32625A9NC2736815450.022C103A0.022C104AC115A120PR109A120KR110A33K39KR111A470PC116AR116A15KC106A220P1KR114A1.5KR115A0.1C111A1.5K2PC107A0.022C112A0.027C113A1C120A33302935363234TP24252726123410KR1A10KR2A56K0.1C3A337978777675747372717069JP2AJP3A0.1C2A100uC1+34353738+2.9V+2.9V+2.9V38C114A0.0273747u

46、10+4.71C118A100u10C117+B+B422019+3.0V+3.0V+3.0V+3.0V+3.0V42+B+B+B+3.0V+3.9VR100A 10KR99A 10K+3.0V68KR142AR175A 1.2KR113A10JP1ADBTRK+R97A 0R98A 0R95A 0R96A 0C152R136A+3.0V1233214455667798981010111214131615161514131211180KR112A0R93A0R94A220PC101ASL+SL-1473334381917181614151311129105786342DVSS2A3A2A1A0

47、A9A4A5A6A7A8A10NCASD3D2NRASNWED1D0DVDD5V1C177A+3.0V+3.0V22PC167A22PC168AX116.9344MHz10+3.0V+B+B+3.0V+2.9V+3.0V+3.0V+3.0V+3.0V+3.0V1C176A24262323456+3.0VR3A10KR7A27K302936R4A 100KR5A100K0.022JP8A10258047435057565833R503A33K331.5KR6AP66JP5AJP4AJP6AJP7A+3.0V+3.0V404a3b3a4g3g3f3ePGM4d4eREPEAT4c6bCD.A.S.

48、C.150R167AR23AC11A+3.0VIC1IC3IC2IC4LC101(DA23L)CD MECHA. ASSYPGMREPEATD.A.S.C.CB.B.2.9V1.3V1.3V1.3V1.4V1.3V1.3V1.3V1.3V2.8V0V1.3V0.7V0.1V2.2V1.5V1.1V0V1.8V2.9V0V0V0V0.2V0V0V0V0V0V1.9V3.9V3.9V1.2V0V3.7V1.5V3.7V0V0.3V1.4V0V1.4V2.8V1.4V1.4V1.4V3.0V3.0V3.0V3.0V0.6V0.8V1.1V0.4V0.2V0.7V3.0V3.9V0.6V3.8V3.9

49、V3.0V3.9V2.9V0V3.0V3.0V3.0V3.0V3.0V3.0V1.3V3.0VDPC-X311onlyTKMOQSLNPRDPC-X311/X517/X612Y22-8380-1116M D-RAMJ103REMOTEONSW107HOLDOFFSW109DOOR SWDASC SW(BOTTOM VIEW)SW108HEADPHONESQ301AMPQ202Q302Q4Q201Q5Q203Q303J102PHONESLINE OUTJ105Q108J101DC-INBATTERYBT1Q106BATTERYBTD115D116SW101SW102SW103SW104SW105

50、SW106D118D117Q113BASSBOOSTIC1: AN8838NSBIC2: AN8789FBIC3: MN101C439IC4: MN662780RPS2MIC6: MN41V1700CTT6IC9: NJM2073MQ4,6,110112,114: 2SC3330Q5,104,113 : 2SA1317Q102: 2SB598FQ105,107: 2SC4048-ACQ106: 2SC4481TQ202,302: 2SD734FQ108: 2SD1805FQ201,203,301,303: 2SC3860D104: SB10-03A3-BTD105-107,115-118,12