Kenwood-DVF3020-cd-sm 维修电路原理图.pdf
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1、DVD VCD CD PLAYERDVF-3020SERVICE MANUAL 1999-10/B51-5588-00 (K/K) 190470%AC INAV1AV2S VIDEO OUTVIDEOAUDIO OUTOUTDIGITAL AUDIO OUTOPTICALL(PCM/BIT STREAM)DVF-3020STANDBYVIRTUALSURROUNDOPEN/CLOSETray top(A29-1093-08) : B(A29-1094-08) : SFront panel(A60-1836-08) : B(A60-1837-08) : SFront cover(B10-3573
2、-08)Leg(J02-1468-08)Power button(K27-2400-08) : S(K27-2407-08) : BTop cover(A01-3749-08) : B(A01-3754-08) : SRCA jack(E63-1134-08)Connectorx2(E40-8598-08)Connector(E40-8593-08)Optical receiving(W02-2736-08)Y/C connector(E40-8534-08)In compliance with Federal Regulations, following are repro-ductions
3、 of labels on, or inside the product relating to laserproduct safety.KENWOOD-Crop. certifies this equipment conforms to DHHSRegulations No. 21 DFR 1040. 10, Chapter 1, Subchapter J.DANGER : Laser radiation when open and interlockdefeated.AVOID DIRECT EXPOSURE TO BEAMCaution : No connection of ground
4、 line if disassemblethe unit. Please connect the ground line onrear panel, PCBs, Chassis and some others.B: Black S: SilverRadioFans.CN 收音机爱 好者资料库DVF-30202CONTENTS / ACCESSORIESCONTENTS / ACCESSORIES . 2BLOCK DIAGRAM .3ADJUSTMENT.7ABBREVIATION.8VOLTAGE CHART.10WIRING DIAGRAM.15PC BOARD . 16SCHEMATIC
5、 DIAGRAM . 21EXPLODED VIEW .51PARTS LIST.54SPECIFICATIONS .Back coverContents(A70-1353-08)(E30-2946-08)(E30-2938-08)(B19-1615-08)Remote control unit . . . . . . . . . 1for remote control unit size AABatteries. . . . . . . . . . . . . . . . . . . . 2AC cord. . . . . . . . . . . . . . . . . . . . . 1V
6、ideo/audio cable. . . . . . . . . . . . 1Optical cable. . . . . . . . . . . . . . . . . . . 1AccessoriesNote: There is different part in this manual as compared with a usual one because we use OEMfactorys data.Refer to DVF-5020 service manual (B51-5580-00) on Disassembly for Repair and CircuitDescri
7、ption.KENWOOD MODELOEM MODELDVF-3020DVD-A160 seriesHow to read the schematic diagram There are some destinations in this schematic.Connection of from or to.Port nameRadioFans.CN 收音机爱 好者资料库27MHzRGB VIDEO/COMPONENT VIDEO OUT MODEL ONLYONLYMODEL5.1chAUDIOAUDIO DIGITAL OUTIC3201 MOTHER C.B.A. PAL MODEL
8、ONLYIC3061IC3051IC6001IC2511IC2501 MECHANISM UNIT MODULE C.B.A. CR(R)CB(B)Y(G)S-VIDEO OUTVIDEO OUTIC3531IC4221IC4211IC4201CNTSWSLSRFRFLCONVERTERD/AVIDEODRIVERVIDEOCONVERTERD/AAUDIOCONVERTERD/AAUDIOCONVERTERD/AAUDIOIC3001IC7001IC2001IC5202(AV DEC)DECODERAVSRAM4BIT(ODC)CONTROLLERDISCOPTICALSRAM16BITCO
9、ILTRACKINGCOILFOCUSMOTORSTEPPINGCPUSUBKEYREMOCONLEDOSDFL(DSC)CONTROLLERSERVODIGITALIC6302IC6201CPUMAINDRAM4M16.9MHzDRIVEMOTOR4chMOTORLOADINGDRIVEMOTORSPINDLEMOTORSPINDLE(FEP)PROCESSORENDFRONTUNITPICK UPOPTICALDVF-30203OVERALL BLOCK DIAGRAM(0.5sec./DIV.)CLOSE 2.5Vp-pIC2501-25(UP),IC2501-27(DOWN)5.0Vp
10、-p(20usec./div.)IC2501-247.2Vp-p(20usec./div.)IC2511-11,12,13,14(0.5sec./DIV.)OPEN 2.5Vp-pIC2501-25(UP),IC2501-27(DOWN)RF SIGNALSPINDLE MOTOR DRIVE SIGNALSTEPPING MOTOR DRIVE SIGNALTRACKING ERROR SIGNALFOCUS ERROR SIGNALBRKFINRINSSFGCFGECECROPIN2-OPIN1-OPIN3-OPIN4-TRAY CLOSETRAY OPENBRKTRAY SET2TRAY
11、 SET1SSFGCFGECECRTRV-SWFOCUS DRIVETRAKING DRIVETRSDRV-BTRSDRV-AX TRONOFTRBDOJIT OUTLDONALDONBFBALFETBALTERDCKPRDCKNRDTPRDTNVIN4VIN3VIN2VIN1VIN5VIN6STNBYSTD1SCKSENDAT3DAT2DAT1DAT0SBI1SBO1SBT1CPUIRQCPCENCPSENOUT2OUT1A3A2A1H1+H1-H2+H2-H3+H3-VO2-VO2+VO1-VO1+VO4+VO4-VO3+VO3-QCDOPTICAL PICK UP UNITPHOTO D
12、ETECTORB3B4B2B1A3A2A4A1LASER DIODEAMPHEADQ5201LD DRIVE43IC6303(EEPROM)AMP1151141131127176506052727055265IC6201(CPU)IC7001(ODC)INTERFACEBALANCEFOCUSBALANCETRACKING22212019979695949291232192366656412132850494847(FEP)IC520261636260383736353433128107448198932091434241401781312161411112012111103102105104
13、23269234567161110151219182527232628111213141516171863(DSC)IC2001QR25025413AMPQR2503QR2501AMP5413AMP(MOTOR DRIVE)(SPINDLE MOTOR DRIVE)IC2501IC2511M2601LOAD M-LOAD M+MOTORLOADINGS2601TRAY OPENTRAY CLOSEM3M2M1H1-HALL1H1+H2-H2+HALL2H3+H3-TRV-SWHALL3TRAVERSE SWITCHACT T-ACT T+ACT F-ACT F+STEPPING MOTOR U
14、NITSTEPPING MOTORLOADING MOTOR UNITSPINDLE MOTOR UNITOPTICAL PICK UP UNITACTUATORCOILTRACKINGCOILFOCUSDVF-30204SERVO BLOCK DIAGRAM1.2Vp-p(20usec./div)PS3801-19 PLAY1.2Vp-p(20usec./div)PS3801-18 PLAY1.0Vp-p(20usec./div)PS3801-17 PLAYIC3813HLHLHLHLLHHLHLHHLL SCART C.B.A. V-OUTGREEN-I/OV-OUTBLUE-I/O711
15、151919RED-I/ORGBHIC3831IC3831IC3841IC3841IC3841J3871-IC3821J3871-J3871-J3881-J3871-VCYRGBHRGBJ3881-IC3812J3871-YCJ3881-YCIC3811RGBIC3822IC3822YCIC3822IC3821J3881YCJ3881IC382120HH15H20H117HSERIES MODEL ONLYEXCEPT A770,A560,A360EXCEPT A770,A560,A360 SERIES1.2Vp-p(20usec/div)IC3001-2011.5Vp-p(20usec/di
16、v)IC3001-2061.2Vp-p(20usec./div.)IC3201-232.2Vp-p(20usec./div.)IC3531-192.2Vp-p(20usec./div.)IC3531-161.5Vp-p(20usec./div.)IC3201-251.2Vp-p(20usec./div.)IC3531-140.64Vp-p(20usec./div.)IC3201-320.68Vp-p(20usec./div.)IC3201-296.0Vp-p(20usec./div.)IC3001-161 to 168 MODULE C.B.A. MOTHER C.B.A. (AV DECOR
17、DER)IC3001A770,A560,A360,SERIES MODEL ONLYXRST122IC6201-79PINFROMNRSTXRESET45VCOUTVYOUTCY201206Q3211AMPAMPQ3201FL3501B.P.F.L.P.F.FL3511Q3501AMPAMPQ3511Q3502AMPAMPQ3512VR3511VR3501C ADJ.Y ADJ.A770,A560,A360 SERIES MODEL ONLYQ3601AMPQ3602AMPQR3601NRIC6201-80PINFROMAMPQ3513AMPQ3603VIDEO OUT(VIDEO DRIVE
18、R)IC3531141619COUTVOUTCYOUT3 Y11VD7VD0168167166165164163162161(VIDEO D/A CONVERTER)IC3201IC6201-10PINFROMSDATAIC6201-9PINFROMSCLOCKP7P0SDATASCLOCK201998765432CB/B ADJVR3201CR/RCB/BY/GCYDAC-CDAC-BDAC-ADAC-FDAC-E382932352325ONLYEUROPE MODEL AMPQ3221AMPQ3231AMPQ3241FL3561FL3551B.P.F.AMPQ3571AMPQ3561Q35
19、51AMPJAPAN,EUROPE MODEL ONLYQR3521QR3522WIDE1IC6201-53PINFROMIC6201-5PINFROMWIDE2S-VIDEO OUTDVF-30205VIDEO BLOCK DIAGRAMAMPAMPAMPAMPAMPAMPAMPAMPAMPAMPAMPAMPAMPAMPAMPAMPAMPAMPAMPAMPAMPAMPAMPAMPAMPAMPAMPAMPAMPAMPAMPAMPAMPAMP0.7Vp-p(0.5msec./div.)0.6Vp-p(0.5msec./div.)IC4201-13,156.4Vp-p(10usec./div.)I
20、C3001-185A560 ONLYT4751A770,A560,A360 SERIES ONLYK570 ONLY3IC4781OPTICALDIGITAL AUDIO OUTCOAXIALDIGITAL AUDIO OUTJK47716431IC475153IC475126K4751IC475171IC424142IEC OUT174SW OUTCNT OUTSR OUTSL OUTRch OUTLch OUTFR OUTFL OUT21IC44717IC44716S4501FROMATTENUATORIC6201-3PINFROMA MUTQ4431IC44212122IC4392IC4
21、251-12PINFROMK4384SW SEL91521IC4382Q4421IC442143IC4392IC4251-10PINFROM10CNT SELK4383435IC4382S4501FROMATTENUATORA MUTIC6201-3PINFROMS4501FROMATTENUATORA MUTIC6201-3PINFROM21Q4411IC44012122IC4391IC4251-12PINFROMSUR SELK438191521IC4381A360 SERIESExcept A770,A560,K4442K4441S4501FROMATTENUATORIC6201-3PI
22、NFROMA MUT67IC4401Q440143IC43916IC445172IC44511+IC444121+7IC44416IC4251-12PINFROMSUR SEL10K4382435IC4381+SERIES ONLYA770,A560,A360A360 SERIESExcept A770,A560,A360 SERIESExcept A770,A560,1IC445126IC445171IC430627IC432166IC436171IC436121IC46052EXTL10IC460117DSPKARAOKEIC4341FS MUTSLVIRIC4251-8PINFROMK5
23、70 ONLYK570 ONLYIC4251-8PINFROMFS MUTSRVIRIC4341DSPKARAOKE21IC460114EXTR6IC460572IC434117IC43416KARAOKE MODEL ONLY1IC432127IC46916+IC6001-50PINFROMMIC MUT+KARAOKE MODEL ONLYECHO MUTIC6001-49PINFROM7IC43066VR4952192IC49522IC6001-51PINTOVOICE DETIC4951AMPECHODETLEVELMIC76IC495212IC4691+VR469275IC4671M
24、IC2VR469113IC4671MIC1NRSTIC6201-79PINFROMSBO1IC6201-72PINFROMSBT1IC6201-70PINFROMSWSTBDACCNT1316IC6201-59PINFROM(AUDIO D/A CONVERTER)IC422128272622IC4251-9PINFROMDACMUT132IC4251-7PINFROM10DSPTHURUIC460231342IC461242IC460145AOUT2183A770,A560,A360 SERIES ONLYNRSTIC6201-79PINFROMSBO1IC6201-72PINFROMSBT
25、1IC6201-70PINFROMSRSTBDACSL1316IC6201-59PINFROM(AUDIO D/A CONVERTER)IC421128272622IC4251-9PINFROMDACMUT132IC6001-75PINFROMGAIN SELDACMUTIC4251-9PINFROMNRSTIC6201-79PINFROMSBO1IC6201-72PINFROMSBT1IC6201-70PINFROMIC6201-59PINFROMSTBDACFRFL1316(AUDIO D/A CONVERTER)IC420128272622132IC4251-7PINFROM9DSPTH
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