Kenwood-RXDDV-90-Service-Manual电路原理图.pdf

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1、70%MINI HiFi COMPONENT SYSTEMRXD-DV90SERVICE MANUAL(XD-DV80/DV90)2001-8 PRINTED IN KOREAB51-5752-00 (K/K) 2312 *Refer to parts list on page 31 . In compliance with Federal Regulations, following are repro-duction of labels on, or inside the product relating to laserproduct safety.KENWOOD-Corp. certi

2、fies this equipment conforms to DHHSRegulations No.21 CFR1040. 10, Chapter 1, subchapter J.DANGER : Laser radiation when open and interlock defeated. AVOID DIRECT EXPOSURE TO BEAM.EX.BASSVOLUMECONTROLDISC SELECTORDISC SKIP0OPEN/CLOSESTANDBY/TIMERDISPLAY/DEMOREVERSE MODEVIDEO/AUXPOWERDVD/CDTAPE APHON

3、ESMICMIC LEVELTAPE BSTOPDOLBYDIGITALPRO LOGICTUNERBANDON/STANDBYLISTEN MODEDVDVCDCDSELECTENTERTUNING MODEEQ MODE/EX.BASSSMARTMENUMULTICONTROL/P.CALLREC/ARM4DISC 1DISC 2DISC 323237PUSHOPENPUSHOPENTAPE APLAYPLAY/REC TAPE BDoor tray (A22-1864-08)Knob(MAIN) (K29-8040-08)Door deck(R) (A52-0948-08)Button(

4、DISC) (K29-8031-08)Window *(B10-)Button(OPEN/CLOSE)(K29-8037-08)Button(MENU)(K29-8039-08)Button(REC/ARM)(K29-8036-08)Volume ring(B01-2575-08)Button(ON/STANDBY) (K29-8038-08)Door deck(L) (A52-0947-08)Front panel *(A60-)M and M2 types are available for MIC circuit.FM indoor antenna (1)(T90-0881-08)Loo

5、p antenna (1)(T90-0882-08)Remote control unit (1)(A70-1533-08): DV90K.YX(A70-1534-08):DV90E.TE(A70-1535-08): DV90M.MM2Batteries (R6/AA) (2)*AC plug adaptor (1) (E03-0115-05)*Use to adapt the plug on thepower cord to the shape ofthe wall outlet.(Accessory only for regionswhere use is necessary.)/Vide

6、o cord (1)(E30-7235-08)The marking is located on the rear panel and says thatthe component uses laser beams that have been clas-sified as Class 1. It means that the unit is utilizing laserbeams that are of a weaker class. There is no danger ofhazardous radiation outside the unit.CLASS 1LASER PRODUCT

7、The marking of products using lasers(Except for some areas)RXD-DV902CONTENTS / ACCESSORIES / CAUTIONSCONTENTS / ACCESSORIES / CAUTIONS.2EXTERNAL VIEW.3ADJUSTMENT.4WIRING DIAGRAM.5PC BOARD.6SCHEMATIC DIAGRAM.15EXPLODED VIEW.29PARTS LIST.31SPECIFICATIONS.Back coverContentsAccessoriesSYSTEMRECEIVERSPEA

8、KERSPEAKERXD-DV90RXD-DV90LS-N90VCRS-N90VXD-DV90(M2)RXD-DV90(M2)LS-N90VCRS-N90VXD-DV80RXD-DV90LS-N70VCRS-N90VXD-DV80(Y)RXD-DV90LS-N70V-HCRS-N90VXD-DV80(M2)RXD-DV90(M2)LS-N70VCRS-N90VOperation to resetThe microcomputer may fall into malfunction (impossibility tooperate, erroneous display, etc.) when t

9、he power cord is un-plugged while power is ON or due to an external factor. In thiscase, execute the following procedure to reset the microcom-puter and return it to normal condition.Please note that resetting the microcomputer clears thecontents stored in and returns and to condition when it leftth

10、e factory.Set the POWE key to ON. Then press the VIDEO/down. AUX key while holding the TUNING MODE keySystem configurationsCautionsRXD-DV903EXTERNAL VIEWLRLLRRVIDEO/AUXINOUTFRONT SPEAKERS (6)SPEAKERSS-VIDEOFM 75AMGNDANTENNASUBWOOFERPRE OUTSURROUND(8)COMPONENTVIDEO OUTPUTVIDEO OUTPUTDIGITALOUTOPTICAL

11、CENTER(6)+AC 110-120VAC 220-240VCrCbYCover(TOP) (A52-0949-08)DIN soket(E63-1243-08)Tuner assy *(W02-) Phono jack(E63-1240-08)Lock terminal board(E70-0153-08)Phono jack *(E63-1242-08)Digital out(W02-2911-08)Phono jack(E63-1241-08)Lock terminal board(E70-0152-08)Slide switch(S62-0108-08)*Refer to part

12、s list on page 31 . RXD-DV904ADJUSTMENTLRLLRRVIDEO/AUXINOUTFRONT SPEAKERS (6)SPEAKERSS-VIDEOFM 75AMGNDANTENNASUBWOOFERPRE OUTSURROUND(8)COMPONENTVIDEO OUTPUTVIDEO OUTPUTDIGITALOUTOPTICALCENTER(6)+AC 110-120VAC 220-240VCrCbYOscilloscopeFM SGAUX INAUX OUTAC voltmeterFrequency counterAC voltmeterAG(A)(

13、B)Measurement Equipment ConnectionsCASSETTE DECK SECTIONINPUTOUTPUTCASSETE TAPE ALIGNMENTALIGN FORSETTINGSSETTINGSDECK SETTINGSPOINT0dB = 400mV1. Cassette mechanism section (REC/PB head adjustment)Power OFFREC/PB head,Demagnetize the REC/PB head by headDemagnetizationdemagnetization,erase head.erase

14、r.Clean the REC/PB head,eraseand cleaningcleaning playcapstan,pinchhead capstan and pinch roller with arollercotton awab immersed in alcohol.Adjust the output to maximum andazimuthMTT-114Azimuthadjust the azimuth adjustment screwREC/PB HeadTCC-153adjustmentfor the Lissajours waveform pattern ofazimu

15、th10KHz,-10dBscrewthe oscilloscope to become close to a45 straight line.2.PC board adjustmentMTT-111Adjust the tape speed so that 3kHz is1Tape speedTCC-100AUX OUTPUTPLAYVR901obtained at the center of the tape.3KHz, -4dB(Frequency of 3KHZ +/- 40Hz)2PLAYBACKMTT-130AUX OUTPUTPLAYPlayback output to 400m

16、V +/- 50mVLEVELCN902 Pin1 and Pin2(GND)3REC BIASREC/PBAUX OUTPUTRECT901Ensure that the Frequency CounterFrequencyTESTTAPEAdjust T901 to obtain this of 105KHzAC-224+/- 5KHzRecord 400Hz and 10.0kHz alternately,REC/PBand adjust the bias current adjustment1.TP1(+) and TP2(GND) REC BIASTESTTAPEVR903(L)Ad

17、just VR903(L-CH) to obtain this of 3.5mV4CurrentAC-224AUX OUTPUTREC/PLAY2.TP3(+) and TP4(GND) VR904(R)Adjust VR904(R-CH) to obtain this of 3.5mVAUX IN: 50mV* potentiometer for the playback levels to 400Hzbecome the same. (Spec.: +/-5dB)AMPLIFIER SECTIONINPUTOUTPUTAMPLIFIERALIGNMENTNOITEMSETTINGSETTI

18、NGSETTINGPOINTALIGN FOR1.R234 Side Pin1 and Pin3 IDLENO SIGNALAUXVR201(L)Adjust VR201 to obtain this of +8 mV1CURRENTVR(Min.)FUNCTIONVR202(R)1.R301 Side Pin1 and Pin3 Adjust VR202 to obtain this of +8 mV(Spec.: +8mV +/-3mV)# Idle Current: 20mANOITEMPLAY12AUX OUTPUT(B)(B)(B)(B)(B)(A)RXD-DV90517119111

19、315171115 111 1 10 16CC402(15P)CC401/FPC212112141514151131817 113117613151: AC240V 50Hz: AC230V 50Hz(X)(T,E): AC110-120V/220-240V50/60Hz(Y,M)VCCGNDOUT12333115 1 11 1 1 10 6 111 1 13 15111 1 5 1 13 15131153311 41119141111419211515 115211174171FPC119CC801FPC19122121913113191981811221CP401CP402JK402Rch

20、LchAUX OUTJK202JK201CN611CP205 CP204 CP202 CP403CP404CP350CP351CP352CP203CP405CN201CN209CN908CP906FPCCC901CN902CN901CN905CN904 CN903CP907CN608CN610CN612J601JK3OPTICALOUTPUTJK101LRCENTERREARSPEAKERSJK102CN604 CN603 CN602CN616CN606CN605 CN614CN618CP104CP618CP102CN607CP609CP1CN4CN3CN1CP2 P002B08CbYCrJK

21、1JK2 CVBSCN702CN703CN705CN907CN808JK4CP704CN801CN805CP804CP811CP808CN809CP809CN811CP807 CN807CP103CN803CP613 CN806JK203RLAUX INLchRchFRONTSPEAKERSMICHEADPHONEWOOFERSUBPRE OUTS-VIDEOOUTPUTVIDEOCP810SECTIONTUNERMAIN BOARDHEATSINKFANMIC AMPDECK BOARDDECKMECHANISMBOARDPOWER AMPSURROUNDBOARDMAIN-TRANSDVD

22、 MECHANISMSIGNALCONTROLVIDEO BOARDSTANDBY-FRONT BOARDSECTIONCD SWDISC SWSECTIONREMOTE/LEDSECTIONSECTIONENCODER VRRXD-DV90PACKBOARDBOARDWIRING DIAGRAM6ACEBD2 1357 46Refer to the schematic diagram for the value of resistors and capacitors.PC BOARD (Component side view)L3L2L6L5C10C13 C15L1J705C701R702R

23、701L4C702J704R11C9CDL2CDL1K701213C704C706J708R703F702F07F08J702R706J707J701F701F05F06R708CN705IC701CN706D1D2R707D706D708Q1D3D4JK1JK2Q2D701D705D703D704IC701(CP706)D707D709Q702CN703CP704P706P709S701DIGITAL OUTOPTICALS VIDEOCVBSVIDEOOUTPUTAC INPUTSTANDBY-VIDEO BOARDCN702VOLTAGESELECTORR10C22C21C19C8R12

24、J1C17F703R700T701J700C705R709J706121511215147BEBEBE141414JK3FGIKMOHJLN2 1357 46Refer to the schematic diagram for the value of resistors and capacitors.PC BOARD (Component side view)87C161RLY101F602C119R164J125C609C610J122R122R121J123C611 C612F601RLY102C163R174J158C145C144C155C154C158C159R161R162C15

25、3C152R170 R144C153R136R135C140J152R156R152J145R159J147R160R158R163C146 J153R128J154R118J155R110R108R109C150C151C156J142J143R139C143R154C157C162C139R171R119R120R137R138J146J144R133R134C147J163J150J135J114R172J162J134R104R105J100J104J136R115J109J110J119J160J117J133C105C103J101J137C115J107C113J105C124C

26、122J111J140J161R125J115J113C120C128J112C111J106J1382 141 132 141 132 141 13J103C110J102C167R173 C160J148C148J157R167L103C149J159J149J156L102J1261 3J124J132R123R124R166J108R165R111R112J141C130L101R102R101C109R114R103R113C3C2C165C166J128J127C1J129C133R106C106R107C107C108C134R116C116J118 J151 J116J131J

27、130J121J120J139R117C117C118C136R126C125R127C126C127R131R130R129R132BEBEEBEBEBEB1 102091111 105 84B E120 11EBEBEBBE11 13 5 1 11CENTERSURROUND BOARDPRE OUTSUB WOOFERSURROUNDSPEAKERSRLD6D5D603IC104IC108IC106Q105Q108Q103Q102Q101D104Q109Q111Q606CP618JK101Q110D103CP609D102CP104CP103CP102Q107JK102D107IC101

28、IC102IC103D101D105D106Q112JW7JW10JW11JW5JW4JW15C003JW9C002M001BD01BD02JW16JW17JW14D001P1001P1002CONTROL BOARDP001P1004P028P026P027JW8JW1JW3JW6C005R003R002R004C004JW2R001C006JW13JW1211111 01 1014EB821218DVD-LOGOSENSOR BOARDIC002D002IC001Q001P002P1003AJALANAPARAKAMAOAQAS2 1357 46Refer to the schematic

29、 diagram for the value of resistors and capacitors. PC BOARD (Component side view)1314CV29RV29CV28CV16RV17CV17CV65CV35CV34RV35RV9CV8CV12CV23RV23CV22R82R81R62AR84R85R86R87R88R89R90CV5CV4RV11RV28RV16RV3RV4RV8R59R45R68BD10BBD1C63R1RS24RS22RS21C44C43C42C41C34C35C19C20C33R9R10C40R2J10C39J5C1C4R11R19C7R73

30、R91C88CC88SL C88FRC2C3R111AR111J2J3RS4C9C8C45C14R33C36R34RV2RV13RV5RV31RV25RV19C37R35R15C38C22R117R71RM8R36C32C46RM7C47R14C49R18RM20RM21C5C6CV58CV27CV57C28C26RM23C48R72RM22C23C24R43C27R37R115CV61RV7RV34RV33RV32RV10RV6CV40RV22RV20RV21RV14RV27RV26RV15D7D5D4D6BEEBQ3FLEBQ4FLEBQ3FREBQ4FREBQ3CEBQ4CEBQ3WEB

31、Q4WEBQ35LEBQ45LEBQ35REBQ45RQV3BEQV5BEQV2BEQV6BEQV1BEQV4D2D8FLD8WD8CD3D8FRD8SRD8SLQ2Q1QV7DVD BOARDCN1CP3CN2D1CV15CV25CV9CV18CV19CV37C51C17C18C21C88FLCV48CV45C88SRC88WCV39CV13CV31C83FLC85FLCV21C85FRC83FRC85CC83CC83SLW83WC85SLCM2CM1C85SRC83SRCV81SRC85WC81FLC81FRC81CC81WC81SLCV53CV52CV42CV51CV56CV24C31C

32、60CV54CV55C25CV41CV7CV3C13C16C15LS4LS3LS6CV1CV11CV6R42RV30CV26RV39CV14RV18CV63RV38CV2RV12RV55R114R66R96R26R23R57R56RA9RA8RA7RA6RA16RA15RA14RA13RA12RA11RA10RA5RA3RA2RA1RS16RS18R64R65R29R30BD11RV44RV43R67R70R62R61BD10RV54RV53RV52RV51RV50R105R85FLC82FLR82FLR85FRR82FRR103R102R92R93R95R94R17ARA73RA72R49

33、C29 R48 R50C30R58RS1 RS5 RS7RS3 RS6 R16AR63RS2 R13 R12RM9R113 R112R46R47RA71RA70RA80R17CV50CV46CV43C82FRC82CR82CCV64R25R24 R32C11R31C12R28J1R16R27R21R20R22R80R79R78R77R76R75R74RS23 R41 C10RV40CV20RV24RV37CV10RV1RV42RV36CV32CV62C84FLC86FLC84FLC86FRC84FRR106R108LM1R110R87SRR81SRR87FLR81FLC84FRR107R109

34、R104R85CR85WC84CC86CR84CR84WC86WC86SLR84SLC86SRR84SRC84WR85SLR85SRC84SLS84SRR87FRR81FRC87FLR83FLR86FLC87FRR86FRR83FRC87CR83CR86CC87WR83WR86WC87SLR83SLR86SLC87SRR83SRR86SRR38CV49CV47R8R7R6R5R4R3RA4R54RS90R55R51R53R52R118R119R83R44X1CV44R39R40R87CR81CR82WC82WC82SLR82SLR82SRC82SRR87WR81WR87SLR81SLRV41Q

35、V8QV10QV11QV13QV12QV9QV14CN3CP2CN4CP1 85 41119218IC441 8541 85IC81IC82413313221152141411485IC83169 811572412548214214151115208104105 15652153IC1081471IC5IC1IC3169 81IC91628542711714 851489 81IC8IC2IC7IC6EBEBEBEBEBEBEBEBBEBE2 1357 46Refer to the schematic diagram for the value of resistors and capaci

36、tors. PC BOARD(Component side view)PRTVXQSUWYR483BEBEBEBEBEBEBEBEBEBEBBEEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBBBEEEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEB EB EB EBEBEBE BEJ338J335C405C401C403J336C407J383J254J332J330J327J334J333J329J255J328C435R433R405C422R434R419R438R437J323J322J325C421J326R407C420J34

37、2J341J343C406C416J340C429C409C410R424C430J318C252J303C424 J360R412R248R252R239R280R484R470R474C268C267R281R269R261R238R233R286R293C263R306J376R237R242 J364J398J294C208J367J293C207J292J297R234J385R320C261J298J238J288J302R301J290J289J102J291J365R291R298J258J240J280J279J278J281L202R207J339R340J261R231R

38、201R202R348R349R232R247R236R417R339R222R299R342J263VR202J324J287J232J260R297J313J299J259J286R321J282J283R480R491J285R421J321R406J393R435R410R487C408R220R489R345R486J384C404R343R347J372C253J374J391J373J386J361J371J369J368J366J362J354J353J351J352J382J359R358C258R371R370R355R356R372R373R353R361C260R360

39、R230R229R357R359C203J370J235J269J252C622J224J256J257J243J244J388J247J250J246J245J248C615C638 J600C626J251J221J226R609H3C632R624R604J212J220C601F611J222J219C608J210J200J389J380J202J204J201F610J205J218C607C604C603J217J216J215J214J213J211 J206R602J381J234J228J225J227C633J223C639R623J229R606C640IOGIOGC6

40、34J241J242C617C618C621H006R626C635J231J230H4H5J249C623J233J379BBEEC630R610R608C631J103C606C602C605C627R607R625R605J209J207J208R620F604F603R627C614J253CP613IC601Q601Q603Q604CN602Q605CN603CP607CN604CN618CP611CN605IC603Q606CN2D604Q607D611D610D609D620D602D601D606IC602CN614J356J355J270J357J266J268J267VR2

41、01R226R225J265R223R224J273J274J276J277J264J262R214R215C202R208R209R290R216C206C204R212R311R308R213R312J363R309R210R221R217R218R211R219R313R310R307J377R402 C402R254R420R411R414R256C213R418R258C432R415R374R490R366R329R244J348K201J275J350 J349R250J203C262R249J358R270R259R265R267J101C218J320J331J394J312

42、J390J319J317C431R245J314J301J300J346J345R283R289D218D212D211R227C205R262R263R303R351R350R264R271R272R416J311J347J315R485J309R401J308R464J310J307C468C465C223J399C436R463R273C219R268 R457R466C473J306R465R469R467 C467C472R323R326R325R468C471R367J295J392R369L201R204R203R205R206R328R318R315R317 R316R292R

43、285C251C250C269 R295R368 R322 R319J296C233C232C257R331R324R327J304J284R459 R458R460C466R364C439J395C440R451C460C437R472C478C256R477 C473 C438C441J400R461R462C226R296R284R274 R275C222R278R200C264C224R276C221R304C230R305R228C214C216C211J375C210R413R354R352C259J396J387R409C408R425R346R488R403R404C434J2

44、37C449C212C433C450R217C228C225J239C220C227J236C231C254R314J271J397J272C201C255C266C265C229C209C215C428C411C413C412C414C423C425C426C427C415C453CP404Q402IC401CP402D233Q255CP352CP203Q244Q252Q246Q247Q210CN606CN616Q212D206Q257Q256Q214CP350D225D224D222CP351BBBEEQ207B EEB EBEQ206B EQ234D223BBBBEEEEQ230Q228

45、Q259Q258B EQ211Q253Q254CP405Q209Q205D207Q213D210D201D203D204D217D213D208Q208Q231Q233D234Q241Q240Q242D232IC406D229Q239D2D1Q406CP401Q407Q408Q401Q222Q251JK402JK401Q227Q232D219D228Q229Q235Q226Q224Q225Q249D209D226 D221Q217Q220Q218Q250Q216Q221Q223Q237Q219CP202Q243Q215D235CP204CP205S201D227JK203JK204Q201Q2

46、03D205Q202Q204D202Q236Q238CP403Q404Q403IC403IC402Q410Q409Q245121819MAIN BOARD3016115148154817171162851415 11 11101 6111341125112121 1 10151115 1111551113111133613228451E BPOWER AMPBOARDLRLRFRONTSPEAKERSSURROUNDSPEAKERSVIDEO/AUXSUPPERWOOFERPRE OUTINOUT910ZAAACAEAGAIABADAFAH2 1357 46R971R954R964R977R9

47、13R914R860R909R944R927R943J930J916R942R941R917J947R916R990R987R947R993R978R980R986R362EN801R363R375G3R335J957C238C234C953C963R926R935R925 R930R981 R982R921R902TP3J931R901R932R933R934R928R929R931R907 R906 R908C912R903R904R994TP2TP4R984R979R989J875J866J937J935J932R956VR901R955R967R821R820R819R611J896R

48、612R866R814C831R831R833R834R864R865R846R847R870R837R838R40J901J834J833J873R806R849R848R803R42R802R804R856R959J960J912J913J801J802R857R858R855R840R841R843R844J849J848R867H2H3R835J861J864J862J863J877J876R966R973R974R862R836R900R905C910C911J934C914R910R43J911R45 R60 R61R350R351C962C248C830C1G2G1C3C961C816R939R995R918R44R845J808R952J971J949J854R946R948R809R812R51J822J827J826J824J828J823J829J821J820J830J8