Kenwood-DV4050B-cd-sm 维修电路原理图.pdf

70%In compliance with Federal Regulations, following are repro-duction of labels on, or inside the porduct relating to laserproduct safety.KENWOOD-Crop. certifies this equipment conforms to DHHSRegulations No.21 CFR 1040. 10, Chapter 1, subchapter J.DANGER : Laser radiation when open and interlockdefeated. AVOID DIRECT EXPOSURE TO BEAM.Caution : No connection of ground line if disassemble the unit. Please connect the ground line onrear panel, PCBs, Chassis and some others.DVD VCD CD PLAYERDV-4050-BDVF-R6030-BSERVICE MANUAL 2000-9/B51-5661-00 (K/K) 1399STANDBYON/STANDBYSTANDBYON/STANDBYPOWERDISC5changerDISC SKIPDISC 1DISC 2DISC 3DISC 4DISC 5OPEN/CLOSE0387VIRTUALSURROUND4COAXIAL OPTICALDIGITAL OUTPUT(PCM/BIT STREAM)OUTPUTCOMPONENT VIDEO OUTPUTSUB WOOFERYCbCrS VIDEOL12R2OUTPUTLINE OUTPUTVIDEO1Knob(K29-7823-13)Knob(K29-7804-13)Knob(K29-7801-13)Metallic cabinet(A01-3776-01)Pin jack(E63-1159-05)Pin jack(E63-1127-05)Oscillating module(W02-2732-05)Front glass(B10-3610-02)Panel *(A60-)Pin jack(E63-1162-05)AC power cord bushing(J42-0083-05)AC power cord *(E30-)Pin jack(E63-1161-05)Cylindrical receptacle(E56-0032-05)Knob(K29-7822-13)* Refer to parts list on page17. Pin jack(E63-1157-05)RadioFans.CN 收音机爱 好者资料库DV-4050-B/DVF-R6030-B2CONTENTS / ACCESSORIESCONTENTS / ACCESSORIES . 2DISASSEMBLY FOR REPAIR.3ADJUSTMENT.5PC BOARD.7.SCHEMATIC DIAGRAM . 9EXPLODED VIEW .15PARTS LIST.17SPECIFICATIONS .20ContentsAccessoriesRemote control (1)(A70-1420-05)Battery cover(A09-1213-08)Batteries (2)for remote controlAudio cable (1)(E30-0505-05)Video cable (1)(E30-1427-05)Optical digital audio cable (1)(B19-1529-05)Note: Please contact our KENWOOD Service Department in your side if you want the information;Microprocessor(MN101C35D) ports explanation and full (previous) format parts list on thismodel. You can be available them by internet from us.Note: Test Mode in detail is written inDV-4900/DV-4700/DVF-R6030/DVF-R9030 Service Manual(B51-5665-00).RadioFans.CN 收音机爱 好者资料库DV-4050-B/DVF-R6030-B3DISASSEMBLY FOR REPAIR1523645HOOK ( x2)HOOKx2Guide634HOOKGUIDEARMDRIVEGEARHOOKLOADINGGEAR (A)(Free)PROTRUSION OF TRAY215REAR1. How to Remove Tray1. Remove the front panel and flexible cable.Disassemble the X25 and power supply pcb with subchassis if it is a difficult.2. Push and hold the lever()to clockwise and pull barelyout the tray to frontwards() where the hook of tray()meets with guide().3. Push hooks(), both sides, inwards and release themfrom guides().4. Pull hooks of tray() outwards and remove the trayupwards().2. How to Assemble Tray1. Adjust the position of drive gear as figure().Check traverse unit is at the lowest position.2. Load the tray on the loading mechanism.Check the position where the loading gear(A) is free()3. Meet the hooks with guides and push hooks to load thetray().4. Set the right side hook to loading mechanism().5. Set the left side hook to loading mechanism with pulling itoutwards().6. Push the tray backwards().DV-4050-B/DVF-R6030-B4DISASSEMBLY FOR REPAIR5. How to Disassemble Traverse Unit1. Move the traverse to upward by turning motor pulley().2. Make the gap between the tray guide and guider(L) withdriver()3. Remove the screws(, ).6. Tangential and Tilt Adjustment1. Turn the power on with pressing the DISC 1 key.(Display shows INSPECTION; test mode.)2. Press the DISC1 key in playback mode again.Display shows Jitter * %3. Turn off if cancel test mode.24213TrayguideGuider(L)Protrudingpart555666X13-7770-10CN1CN2Clamper weightSpacerMagnetClamper3. How to Remove Clamper Assy1. Remove screws.4. How to Disassemble Clamper AssyREARTilt adjustment screw 2Tilt adjustment screw 1Tangential adjustment screwDV-4050-B/DVF-R6030-B5CIRCUIT DESCRIPTIONPin No.Pin NameI/ODescription1CMDOSerial output for system communication.2STATUSISerial input for system communication.3DSPCLKISerial clock for system communication.4DATAOData signal output to buffer.5STBOStrobe signal output to buffer.6CLKOClock signal output to buffer.7CLROClear signal output to buffer.8VDD-+5.0V power supply.9OSC2OMain clock (8MHz) output.10OSC1IMain clock (8MHz) input.11VSS-Connected to ground.12XI-Connected to ground.13XO-Unused.14MMOD-Connected to ground.15VREF-Connected to ground.1618KEYIN02IKey signal input.19,20PA3,PA4-Unused.21CLOSE SWIDisc clamp control.22OPEN SWIControl port of tray open/close for changer mechanism.23PA7-Unused.24VREF+-A/D reference voltage.25TM+OControl port of tray motor.26RESETIReset signal input.27RM+OControl port of tray motor.28TRM-OControl port of tray motor.29MECHA VROControl port of tray motor.30POWEROControl port of power supply.31POWER MUTEOPower on/off control.32P15-Unused.33REMOCONIInput port of remote control signal.34,35P21,P22-Unused.36POSITIONIDetection port of tray position.37SPEEDIDetection port of rotation speed for tray.38P25,P30P32-Unused.42STBY-LEDOControl port of standby LED.43P51-Unused.44VSS-LEDOControl port of VSS LED.45,46DESTINATION INIUnused.4749DESTINATION OUTOUnused.50DIGI 4-Unused.51631G13GOFL grid output.6480P17P1OFL segment output.8198SEG24SEG41-Unused.99SW MUTEOControl port of sub woofer.100VFL-FL power supply.Microprocessor pin description : MN101C35D(X14,IC1)DV-4050-B/DVF-R6030-B6ADJUSTMENTNo. ITEM INPUTSETTINGOUTPUT SETTINGALIGNMENTPOINTALIGNMENTFORFIG.1BRIGHTNESS100% COLOR BAR DISCConnect the oscilloscope toY output with 75-ohmsresistorVR1Y-signal =1000mV30mVFIG.1.2CHROM LEVEL100% COLOR BAR DISCConnect the oscilloscope toCOMPOSIT output with 75-ohms resistorVR2Chrom-signal =285mV14mVFIG.2.3Cb LEVEL100% COLOR BAR DISCConnect the oscilloscope toCb output with 75-ohmsresistorVR3Cb-signal =648mV14mVFIG.3.4Cr LEVEL100% COLOR BAR DISCConnect the oscilloscope toCr output with 75-ohmsresistorVR4Cr-signal =648mV14mVFIG.4.1000mV30mVY4.7s-2.860714(100IRE)mVwhiteyellowcyangreenmagentaredblueblack71464151644332425212754285mV14mV120IREPeak whiteBlank1000-40324-3240mV01092153240-109-215-324Cb648mV14mV324-3240mVCr648mV14mV053271324-530-271-324FIG. 1FIG. 2FIG. 3FIG. 4ACEGIBDFHJ2135746D13D14D12D7D6D8D10D9IC2IC1R96W77W78W79R89R47R48W65R49R51R40R41R39R44R42R43R52C2C3C1R541007626501181019257551R53R56C4C5C7C22C21 C23R4R5C17C16 C18C20C19R3C31C32C30C27C29R1R2C24 C26C25C15R30R31R29R27R28R32R36R37R35R33R34C9C11C14C13C8R26R25R23R24R73C38W62W60W61C39W55C40R74C41W54W66W56W53R86W58W52W67W69C10W68W63W70W70W64R69R61R60R59R58R70W76W75W74W71W82W73W72R50W50W51W49W48R79R95R93R91R87W57W59R11R88R90R92R94R80R78R77R75R76W100R67R66R64R81L4C33R71C34R72C35C36R82R84R21R12R83C200C26C21C29C24C22C27R19R18C136C102C151C150C101C1C6C31R77C201R200R201C202R202W194W195R57R90R58R91C13C15W10W2R50R51R48R49R54R55R52R53R47R41R42R36R40R45R46R43R44R71R72R69R70R75R76R73R74R68R62R63R56R61R66R67R65R13R14R11R12R10R4R5R2R3R8R9R6R7R30R31R28R29R34R35R32R33R27R21R22R25R26R23R24R78R135R136R172R134R140R137R173R126W173R125R130R131R128R129R160R157R163R164R156R150R151R141R154R155R152R153R101R102R88R89R105R106R103R104R87R81R82R79R80R85R86R83R84R116W199W143R120R121R115R109R110R107R108R113R114R111R112R1W77W101W167L2L3L7L8L6L4L5L1C138W32C130C5C124C10C35C140C46C133C111C135C7C127C3C34C131C4C116C115C118C2C144C141C145C112C8C42C43W63C47C44C36C11C9C37C41C12C38C105C33C104C108C107C106C103C32C48C39C117C134W88L10W131C132W129W65C110W69C45C129C40W98W92W23W28W24W15W17W136W139W22W153W151W122W124W71W121W119W127W79W78W68W47W55W56W44W33W36W40W52W51W49W62W66W53W54W59W64W86W82W114W80W83W91W72W87W85W94W73W67W30W29W38W20W75W96W128W111W97W112W115W95W104W109W84W90W105W106W125W34W37W31W35W50W25W117W100W76W58W102W103W93W89W81W108W113W118W137W99W43W138W126W134W132W158W159W157W190W150W156W152W175W178W130W140W149W172W183W120W123W166W155W160W198W116W45W147W13W112524121316BEEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBBEBEBIGOGIOEBEBEBEBEBEBEBEBEBEBEBEBEBEBE7183114BEBEBEBEBE14222121141321584158411BEBEBEEBEBEBEB714818112BEOIG14211511OGI3254 5150382153125122424542EBEB32W5W7W39W3W4W11W12W14W16W19W42W18W8W26W21W60W110W41W48W6W196W107W191W165W169W164W163W185W9W184W174W176W180W148W133W142W201W182W135W202W177W144W145W170W171W181W187W192W188W141W189W200W186W179W168W162W57W74R170R171W193R38R39W46W61W70W27(C)(Cr)(Cb)(Y)C121R117C119C120R118C113R123C148C146C149C147C122C114C125R127R133R132R138R139C128R142R165VR1VR4VR3VR2R60R59R92C14R64Q1D11X14-7170-10 A/3 (J70-1427-11)E1IC3A1Q3Q2E2WH1WH1WH2D16X14 C/3X14 B/3WH2CN1E3S4D1S5S1S2S3S6S11S10S7S8S9D2D3D4D5E4S13D15S12E5OGIBESTANDBY8MHzR13R15R14R7R6R8R9R16R19R18R17R57R22W10L1C12C28C6W29W34W22W23W35W32W33W30W31W28W38W27W20W18W16W8W9W13W15W36W37W41W43W44W42W45W46W47W40W39W24W25W21W12W6W14W7W5W1W4W3W2R68W11R65W26VIRTUALDISC3DISC1DISC5DISC4DISC2DISC SKIPPOWERSHOWERC37C42X1R20ED1R10D5Q200D4D6D3D2D1IC6D17D201D200Q34Q35Q116Q111Q18Q15Q19Q21Q20Q11Q4Q1Q5Q10Q7Q101Q103Q112Q100Q25Q22Q29Q31Q30Q117Q118D9D12D14D13D11J3IC1IC2Q17Q16Q23Q106Q105Q2Q9Q12Q8Q3Q6Q27Q24Q26Q109Q28Q108IC4J5J1A1IC7Q114Q113Q115Q32X25-6380-10 (J70-1428-11)IC8IC9Q201D10WH1CN3CN2CN5J2D16CN4J6CN1J4WH2D15WH3Q102IC5E2Q104Q107Q110Q33E1SUBWOOFER2LINE OUTPUT1VIDEOOUTPUTCrCbCOMPONENTVIDEO OUTPUTYS VIDEO OUTPUTOPTICALDIGITAL OUTPUTCOAXIALL12L13L11L9L10L17L18L14L15L3L4L1L2L7L8L5L6C1L16LD+2LDON+5FE1TE3TE1+5SRFVref+5T-T+F+121211F-FE2TE2TE4CN1CN2X13-7770-10 (J70-1426-12)Refer to the schematic diagram for the value of resistors and capacitors.PC BOARD(Component side view)782135746ABDFHJCEGI1413121110987654321AGNDAGNDAMUTDSPCLKZFLAGDGNDAGNDSTATUSMIXLCMDAGNDDGNDMIXRAUDIO1413121110987654321MGNDPOS SENCEIMECHA FGDSENS VCCPHOTVCCNCMECHA-VRMVCCTRM-RM+TM+MDRV-OUT1MDRV-OUT2GND123456OPEN SWGNDCLOSE SWDSENS VCCMTR-MTR+12345678910111213141516171819202122NCNCVGNDVGNDCbNCVGNDCrYVGNDVGNDCM+9VAGNDMGNDA+5VD+5VDGNDDGNDD+2.5VD+2.5VDGND12 11 10 987654321FL-FL+FL-35VMGNDM+9VDSENS.GNDD+5VDGNDDGNDDGNDD+3.3VD+3.3V87654321POWERA+5VA-12VASENS.GNDAGNDA+12VEV+12VUCOM+5V123456789 10 11 12 13 14 15 16 17 18 19 20 21 22 2324 25UCOM+5VUCOMGNDNCCMDSTATUSDSPCLKNCCLOSE SWOPEN SWTM+RM+TRM-MECHA VRNCPOWERPMUTENCPOS SENCEIMECHA FGNCSWMUTENCFL-FL+FL-31V1091312111918123VOUTVCCGNDR200330100PC2022.2KR201100u50C200+C20147u50+24234.7KR155R17310K100KR156+5V+5V+5V+5V+5V+2.5VR17047K24232831564747KR17183223C1340.0189101112R160 220VCCVCC1819VCCVCC10121177115PC1058.2KR109390PC106390PC1088.2KR1106PC1076.2KR1046.2KR1036.2KR1066.2KR105100KR101100KR10247u35+C10147u35+C102100PC120120PC11922PC11627PC11527PC11122PC1128.2KR1078.2KR10812R15747u25+1234567GND141312111098VCC1310KR1721012R72 390100R714.7K1.2KR69R70R685605.6KR663.9KR67L815uH5PC4368PC4447PC4210P470VR26.8uHL72.7KR60C41R642.7KR5947100R61C1321200P10PC122658747KR113412P56KR118C1133210.01C11427KR117C1210.127PC147 22P47KR1140.033C1102168KR11268KR111+3.3V+5V+9V+12V+12V+5V12V35V35V35V+3.3V+2.5V+5V+12V+12V+12V12V12V+9V+5V+3.3V+5V+12V+9V+3.3V+12V10KR202470PC104470PC103C148 22PC149 27P+12V+12V12V12V12V12V+12V120PC118C117100P3.9KR43R458205.6KR44C31C326.8uH7P22uH22PC3418PL5C33 5PL6100R40R391.2KVR11K47R38R412.7K560R65560R42C7100R217PC6R911.2K1KVR46.8uH560L3R23R222.7K47R905P39P22PC93.9KR2515uHL4C85.6KR24R6310K15KR62100R10100R11R124.7K1R13 .2K1R14 .2KC133+9VR910K5.6KR5C26.8uHL1VR31.2KR58C17P47R1 100560R31KR57C422P39PR415uHL2C3 5PR84.7K820R73.9KR668047u25+C5+5V+12V+12V+12V+2.5V+5V+9V+5V+5V+2.5V44-5.5V+5.5V+5.5V-5.5V-5.5V+5.5V+5.5V+5.5V+5.5V+5.5V+5.5V+5.5V-5.5V-5.5V-5.5V35V35V1413121110987654321P.GNDLH+LH-LOADTURNDIREC+8.5VVREFP.GND+8.5VLEDSPEEDPOSITIOND.GND654321LH+LH-LEDUP/DOWNDGNDOPEN10987654321654321654321321321212220191817121615141311109876541328123645712910111314Q102,104Q117Q23-25Q22Q33Q16-18Q7Q35Q1-5Q6IC1IC2IC4Q118Q200Q113,114Q115,116Q100DIGITAL+8.5V+8.5V+B+5.5V+5.5V12V-5.5V-5.5V-5.5V-5.5V-5.5V0.047C40+12V520211819161714159131210117863421132120191815171614111210987654312GND (LD)LDGNDVCC+2VLDMONVCC+5VTE4FE1TE2TE3FE2TE1VCC+5VSRF1GNDVREF2.2VCC+5VT-F-T+F+T-T+F+F-GNDSRF1LDMONTE1FE2TE3TE4FE1GNDLD132120191815171614111210987654312VCC+5VVREF2.2VCC+5VVCC+5VVCC+2VGND (LD)+B+B+B0.01C1+B+B+BL18L17L16L15L14L13L12L11L10L9L8L7L6L5L4L3L2L1+B+BTE21325467891010798131211151417413265VC+VC-H3-H3+H2-H2+H1-H1+SPOM-3SPOM-2SPOM-1TAV-SW+GNDSTM-NBSTM-NASTM-B16STM-ADGNDSBT1SBO1SBI11968SY25BSYSCSIENKMODEAeservedD+3.3V+2.5VGNDVOUTVINADJS4390R116390C136+220u10C135 5PC138 0.33312+3.3VR115+3.3V+2.5V12V+12VR1203.9220R2 2.7K5.5V470u6.3+C13C1433016100u10C154+C153 100u10+C146+WH30.22C211R18C225P100u16C24+INGNDOUTINGNDOUTC275PC26R190.221100u16+C29C15 330u16+B+B+BCN2CN3CN4CN5WH2WH1CN1D201Q200D200D12D9Q118IC1(1/2)IC1(2/2)Q114Q113Q115Q116D11Q100Q117Q26Q25Q23Q24Q33Q22(1/2)(2/2)Q102IC2IC2Q17Q16Q15Q32Q7Q35Q8Q9Q6D10Q4Q1Q34Q2Q3Q5D1D2D3D4D5 D6CN501CN551FC502FC502FC503FC503D501D501D502D551S551TRAY MOTOR DRIVERPS3201PS4201AB(Cb SIGNAL)BUFFER(Cb SIGNAL)OUTPUTBUFFER(Y SIGNAL)(C SIGNAL)AMP(C SIGNAL)BUFFERAMP(Y SIGNAL)(9V 6.8V)SWITCHING(3.3V 5V)DSP CLK SIGNAL(3.3V 5V)STATUS SIGNAL(P MUTE)INVERTERSIGNAL(-35V -29V)VOLTAGECONVERTERMIX LMIX R2 INPUTSAND GATERESET ICADJUSTMENTY LEVELADJUSTMENTCr LEVELADJUSTMENTCb LEVELADJUSTMENTC LEVEL(SW)MUTEINVERTER(A MUTE)SIGNAL(Cr SIGNAL)BUFFERDRIVERM551IC501SG-206SPSGGP1S53VGL380:D551D502D501:BA6247N:FP5201CN1CN2FP2501PS6201D16D15+2.5VAVRAVR-5.5VQ201PICK UPD17+5.5VAVRMMIC6IC4(X25-6380-10)IC501TRAYMECHATRAYTRAY(X13-7770-10)(W02-2756-05)IC5IC8IC9Replace with new one only if defective(W04-0013-05)(W04-0013-05)5.0V-29.0V5.0V5.0V2.5V-33.9V-29.8V9.1V8.3V0.6V4.8V5.8V1.2V9.1V5.1V5.1V-11.9V4.7V1.6V1.0V-4.8V4.7V-4.8V0V4.7V1.6V1.0V1.7V1.0V0.2V-0.5V0.2V1.2V4.7V-4.8V12.0V-11.9V12.0V-11.9V3.7V3.2V0.6V2.7V0.8V2.4V3.6V5.0V12.0V5.1V5.0V5.0V0V-11.9V5.1V0.6V0.6V8.3V0.6V0.6V0.6V5.1V3.2V-5.0V5.0V12.0VDV-4050-B/DVF-R6030-BY22-8320-10TKMOQSLNPRR9247K3900PC1273900PC144150R140150R163C1453900PC1413900P150R164150R1411KR1351KR1291KR1301KR136180R134180R128R137180R131180R125100K100KR12647u35+C12447u35+C140R1381K3900PC128150R142R1321K+C125 47u25180R133R139180GNDVCCTEC95612347PC4847PC4768R8768R88R84100100R8247u25+C462.2KR8310KR811KR8547R86100R79R754.7KR763.6K3KR743.9KR7747PC3647PC3768R55R566847PC1268R36C45 0.047R73 3908910111213147654321220R1540.1C12991R151R15322L1075R152C131 10P3.3R150R1230.01C39R8968R522.2KR511K47R54100R50100R5347u25+C35R80 4.7K1.2KR484.7KR46R165 1560R781000PC13047PC38820R28R27R266804.7K1.2KR331.2KR3410047u25+C10R301004.7KR31R3247PC1110KR49R2910K68R35+5VVCCVCCVCCVCC+5.5V+5.5V-5.5V+5.5VE1E2B+BQ111,112Q105,106Q108,109Q101,103Q29-31Q26,27Q19-21Q8-11Q1212V-5.5VR121R127 100K5.6K5.6K5.5V5.5V1K+5V47u25+2.4KR2410K1K1KR22 1K3300u101000u25+10S47u25C12R7DC11 33PC+C591000u6.37DS GNDFL -FL +1211M+9 GNDFL -35VM +9V91035V8+9V+12V15uH+12V+5VR18R19T2C41 47u2510KR16+L4C3756 1W+47u501.8K 2W330uH+25R15+100u5035V+D GNDD +5VD GNDD GND56+34C34 47u25D +3.3VD +3.3V12+3.3V+1000u6.3C55P-SWA +5V+1000u6.387A -12V6+5V+5VGND10+C56C38L6 15uHINOUTC40 5P2200P3300u10+C303300u10+2200P+9V33uH33uH12VC23 5PINGNDOUT+9V470P12V470u25+C2200PC13C8R547u25S+: AC110-120V/220-240V: AC120V 60Hz(K)R3C6D50/60Hz120u400+(Y)C2 0.1C1 0.47ZNR1 470V11F1TRANSFORMER+12VEV +12V2330u16A 12V SGNDA 12V GND2.254+A +12V3C52+1000u6.3C51EV +5V+5V1T1C22 5PINGNDOUT+470u25POWERR10 470KACNACNR1 470K 1/2WL1102200P2200PC60C61C622200P2W0.016.8330K1/2WC910R60.12200PC15R201K2701KC361000uR130.16.8C10220PR8C43C42R23C46R27R266.8KR25R210.01C47C16C17+330u16C53R9330u16C5