Kenwood-KRF-9070-Service-Manual电路原理图.pdf

.AUDIO VIDEO SURROUND RECEIVERKRF-V7090D/V7090D-S/VR-9050VR-9050-S/9060/9060-S/9070/9070-SSERVICE MANUAL©2005-3 PRINTED IN KOREAB51-5950-00 (K/K) 1010THXDOLBY VIRTUALSTEREOINPUT MODEBASS BOOSTDSPACTIVE EQDIMMERMULTI CONTROLLISTEN MODEINPUTSELECTOR VOLUME CONTROLAV AUX/GAMESOUNDTONESETUPBANDAUTO/MONOMEMORYA SPEAKERS BPHONESTHX96kHz fsACTIVE EQDOLBY DIGITALDTSDSPS VIDEOVIDEOL-AUDIO-RPhone jack(E11-0993-05)IRRECEIVERINIRREPEATEROUTROOM BFRONTSURROUNDSURROUNDBACKSUBWOOFER CENTERPRE OUTR LININREC OUTPLAY INCD/DVDMD/TAPEPHONOR LR LVIDEO 1VIDEO 2VIDEO 3PLAY INPLAY INPLAY INREC OUT S VIDEOOUTVIDEOS VIDEOINVIDEOS VIDEOINVIDEOS VIDEOINVIDEOS VIDEOINVIDEOS VIDEOOUTVIDEOMONITORDVDCOAXIALOPTICALOPTICALVIDEO 3OPTICALMONITORCD/DVDDIGITAL INDIGITAL OUTVIDEO2DVD/6CHDVDINVIDEO3INMONITOR OUTVIDEO 2 INCRCBYCRCBYCRCBYCOMPONENT VIDEODVD/6CH INPUTFRONTSURROUNDSUB WOOFER VIDEOOUTROOM B+- FRONT BRLGRAYSURROUNDRL-+-+-+-+BLUETANRLBROWNGREENWHITEREDRLCENTERFRONT A- +SURROUNDBACKFM 75GND AMANTENNAFront glass(B10-5563-02)*Refer to parts list on page 32. AC power cord(E30-7329-05)Pin jack(E63-1385-05)Oscillating module(W02-4540-05)Screw terminal board(E70-1011-05)Pin Jack(E63-1386-05)x2Illust. is VR-9070.Foot(J02-1467-03)x4Knob *(K29-)Panel *(A60-)Knob *(K29-)Knob *(K29-)Pin jack(E63-1388-05)Knob *(K29-)Knob *(K29-)Lock terminal board(E70-1010-05)AC outlet(E03-0515-05)Power cord bushing(J42-0083-05)Knob *(K29-)Cylindrical receptacle(E56-0060-05)Pin jack(E63-1380-05)x2Pin jack(E63-1384-05)x2Metallic cabinet *(A01-)Pin jack(E63-1383-05)Pin jack(E63-1364-05)Phone jack(E11-0995-05)Pin jack(E63-1382-05)Pin jack(E63-1379-05)Screw terminal board(E70-1009-05)Pin jack(E63-1380-05)x2Phone jack(E11-0991-05)Cylindrical receptacle(E56-0059-05)x3Tuner assy(W02-2974-15)Pin jack(E63-1387-05)Optical receiving module(W02-4524-05) x2Dressing plate *(B03-)Door *(A52-)AM loop antenna (1)(T90-0893-05)Remote control unit (1)Batteries (R03/AAA) (2)See the following table.FM indoor antenna (1)U.S.A. and Canada(T90-0905-05)Other countries(T90-0855-05)Memory back up functionPlease note that the following items will be deleted from the unit'smemory if the power cord is disconnected from the AC outlet forapproximately 1 day.Power modeInput selector settingsSpeaker ON/OFFVolume levelBASS, TREBLE, INPUT levelTONE ON/OFFLOUDNESS ON/OFFDimmer levelListen mode settingSpeaker settingsDistance settingInput mode settingSound mode settingsBroadcast bandFrequency settingPreset stationsTuning modeACTIVE EQ modeGAME mode settingResetting the MicrocomputerThe microcomputer may malfunction (unit cannot be operated, orshows an erroneous display) if the power cord is unplugged whilethe power is ON, or due to some other external factor. If thishappens, execute the following procedure to reset themicrocomputer and return the unit to its normal operatingcondition.Unplug the power cord from the wall outlet, then plug itback in while holding down the (POWER ON/STANDBY)key.Please note that resetting the microcomputer will clear the contentsof the memory and returns the unit to the state it was in when it leftthe factory.KRF-V7090D/VR-9050/9060/90702ACCESSORIES / CAUTIONS / ADJUSTMENTACCESSORIES CAUTIONSADJUSTMENTMODELPARTS #CONTROLLER #VR-9050/-SK,PA70-1673-05RC-R0731VR-9060/-SK,PA70-1671-05RC-R0829VR-9070/-SK,PA70-1675-05RC-R0918KRF-V7090D-SXA70-1674-05RC-R0731EKRF-V7090D/D-SEA70-1674-05RC-R0731EMODELSURROUNDAUDIOSUBDISPLAYVR-9050/-SK,PX08-3390-10X09-6960-10X13-7960-10X14-7900-10VR-9060/-SK,PX08-3390-11X09-6960-10X13-7960-11X14-7900-11VR-9070/-SK,PX08-3390-12X09-6960-10X13-7960-12X14-7900-12KRF-V7090D-SXX08-3390-10X09-6960-71X13-7962-71X14-7900-71KRF-V7090D/D-SEX08-3392-71X09-6962-71X13-7962-71X14-7902-71PCB vs MODELREMOTE CONTROL vs MODELAUDIO SECTIONSPEAKER : ACN11, FL ch.CN10, FR ch.CN14, SL ch.CN13, SR ch.CN12, C ch.CN15, SBL ch.X09(A/4)CN706, SBR ch.X13(F/6)(FRONT 2chMODE)Volume:MinimumIDLE CURRENT *-VR1(FL)VR2(FR)VR3(SL)VR4(SR)VR5(CENTER)VR6(SBL)X09(A/4)VR702(SBR)X13(F/6)Adjust everypotentiometer10 minutes laterafter turnedthe power on.OUTPUTSETTINGSRECEIVERSETTINGSITEMNo.INPUTSETTINGSALIGNMENTSETTINGSALIGNMENTPOINTSFIG.* Idling Current AdjustmentAll power amplifier stage need idling current adjustment after the installation of TRAIT transistor.1. Connect a voltmeter to CNs with the correct polarity as indicated by the PCB silk print.2. Adjust the preset, VRs to get 8.8mV (Idling current = 20mA) at the voltmeter reading.3. Repeat step few times for all channels.2ACEGIBDFHJ1357 46Refer to the schematic diagram for the value of resistors and capacitors. PC BOARD34R52C44C544C546C548C550C551C555R574R521R523 R524R529R532R533R534R537R538C79R98C538C539R89C109C1 10C129C130C149C150C189C190C197C41C545R81C198R92C42C57C58C95C99R42R90R97R107R108R127R167R168R503R504R505R506R513R514R515R528R530R905R542R543R544R545C1C2CP51CP52CP53CP54CP55CP56CP57CP58CP59CP60CP61CP62CP63CP64CP65CP66CP71CP72CP73CP74CP75L1L248R2R4R1 1R12L3R23R24R25 R26L4L5R30R31R32R41R43R44R602C602R45R46R47R48R49R51R65R91R93R94R95R96R109R1 10R 111R1 12R152R169R170R171R172R501R502R507R508R509R511R512R516R517R907C575R526C576R525R527R541 R546R547 R548R549R550R553R554X6X51R560R561R562R563R564R565R567R566C268C267R82R83C557C558C564C561C562R5024.576MHz18.75MHzC49C85C94R88C91C7C6C5C100R85R84R86C97C46C82C43C88C47C48C101C102C121C122C141C142C161C162C265C262C191 C192C193C194C195C196R87C266R604R908C604C26137132425 3612141111 33IG OIG O871113140113145112121220181851123332212344451 4110IGO148 51 48 51 48 51 48 51 48 51530 16222344816910112020 1111010111 2010111 2015 45413135448 5147136108737237144 10911482448252112050R1C65C529EBEBD16D6CN53D7D9D5D11D12OUTVIDEO3CD/DVDCOAXIAL INOPTICAL INOPTICALD10Q2D2D3D4D8Q1D17D15D14D13A3A2A1D1J1CN4CN2S1CN1CN3CN5IC2IC50IC6IC1IC51IC52IC53IC54IC55IC56IC57IC58IC49IC60IC64IC61IC10IC12IC14IC16IC18IC20IC62IC59IC19IC63IC21IC22IC23X08-3390-10 (J75-0058-12) (SIDE A)C45C530R518C64R64C580R902C603 R603C13C14C84C93C90C501C508C519C521C526C528C533C536C541C542C547C549R536C552C553C554R539R540R5R3R6R601C601C96C502C503C504C578C505C506C507C509C510C51 1C512C513C514C515C516C517C518C520C522C523C524C525C527C531C532C534C535C537C540C543C169C170C1 1C81C3C4C12C15C579C16C61C62C66C80C83C89C92C103C104C123C124C143C144C163C164C571C572R7R8R21R27R101R102R121R122R128R141R142R147R148R161R162R510R551R201R202R203R204R205R206R207R208R211R212R215R216R219R220C8C9C63C98C105C106C125C126C145C146C165C166C181C182C573R55R56R61R62R63R103R104R105R106R123R124R125R126R129R130R131R132R143R144R145R146R149R150R151R163R164R165R166R181R182R185R186R187R188R189R190R209R210R213R214R217R218R552R571R572R573C50C51R261R262R264R265C263C264R266R263C556R581C577 R901C559R903R904R909C560C563C567C568C565R33C566C569C570C574OGI51BED42D41D51Q51IC24IC26X08-3390-10 (J75-0058-12) (SIDE B)KLNPRTMOQS2 1357 46Refer to the schematic diagram for the value of resistors and capacitors.PC BOARD65IDLE RIDLE CIDLESRIDLEIDLE SLW350W351IDLE LSBLW49W14W12W15W11W13W10W317C364C39BLKW75C319W293W53R461C320R450W732R313C31 1C312R312C310C1C2C5C6C7C8C17C18C19C20C21C22C23C24C25C26C27C28C29C30C31C32C33C34C35C36C37C38C41 C42C47C48C55C56C66C67C72C73C74C75W734C1 16C122C124C165C1 15C171C121C173C123C304C351C352C353C354C361 C362C363C369C365C367R3R4R13R14R19R20R23R24R27R28R31R32R35R36R39R40R43R44R49R50R53R54R57R58R59R60R63R64R67R68R1 14W733R1 18R163R1 13R167R1 17R413 R414R466R472C92C93C94C95C141 C142C191C192C193C195C196C308C309C315C316C317C318W222C3C4C9C10C11C12C13C14C15C16W752C40C44C45C51C52C53C54C57C58C800C801C62C63C64C65C68C69C70C71C76C77C78C79W235C82C83C84C85C86C87C88C89C90C91C112W736C1 14W737C1 18W735C120C126C128C722C134C136C138C139 C140C161C163C1 13C167C1 17C169C1 19C175C125C177C127C181C183C133C185C135C187C137C189C190C111C307C355C356C357C358C359C360C366C368W1C802R802W743R1R2R5R6R7R8R9R10R11R12R15R16R17R18R21R22R25R26R29R30R33R34R37R38R41R42R45R46R47R48R51R52R55R56R65R66R69R70R71R72R73R74R75R76R77R78R79R80R81R82R83R84R85R86R87R88R89R90R91R92R93R94R95R96R97R98R99R100R 111R1 12W742R1 16W741R120R122R124R126R128R130R132R134R136R138R140R731R142R733R144R735R146R147R148R149R150R161R162R165R1 15R169R1 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W26W24R318R317R333R331R332R343R342C452C453EBEBEBBEEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBBE13145 11431211 22112121212EEEEBBBBEEEEBBBBEEEEBBBBEEEEBBBBEEEEBBBBEEEEBBBB12191815110115118916222022021112121145134116118BEEBW8W309EBEBEBEBEBBEQ54Q52Q34Q32Q12Q14Q53Q51Q13Q11Q33Q31J12J22WH8CN8WH10-1D64D21D22D20D603D17D63D65D67J11J21J3Q302Q331Q332Q334Q335Q333Q360Q361Q363Q364D19D25Q305Q308Q309WH800-1Q310Q312Q603D604Q604D602Q602D1D2D4D5D3D14D609D608Q610D15D16D18D23D24D28D29D32D33D34D35D51D52D53D54D55D56D57D58D59D60D61D62D66Q1Q2Q3Q4Q5Q6Q7Q8Q9Q10Q22Q24Q26Q28Q30Q41Q21Q43Q23Q45Q25Q47Q27Q49Q29Q303Q304Q306Q307Q353Q354Q355Q356Q357Q358Q359Q362Q365Q607Q605Q606D68Q311D27D69Q313D26D8D7D800WH10-2D801Q611Q612D6WH21-1WH2WH9WH9WH4LCN4WH7-1CN5WH5-2CN3WH800-2WH7-2WH5-1CN1J5J6WH1CN6CN10CN11CN12CN13CN14CN15D12WH6WH2CN7CN58CN59WH221CN800CN9CN2IC2IC800IC1(J75-0059-01) X09-6960-10 A/4RCLRFRONTSURROUNDCENTERVIDEO3VIDEO2PHONOCD/DVDPLAYRECMD/TAPEMD/TAPEPLAYRECVIDEO1VIDEO1SUB WOOFERDVD/6chSPEAKERS FRONT ASPEAKERS FRONT BPHONESE501J501CN51P501C501C502W75531C/4 X09WH21-2CN21CN22W288W275W274W285W2691214151911X09 B/42UWYAACVXZABAD135746FRchSLchCchSBchSRchSBchFLchSWchSBR cH AMPSLcH AMPC316W332W328W315W316W359W326W363 W362W305C718C719W324W333R434R452R425C455C437C438C312C313C311C734C407C408C409C411C412C453C454C419C420R401R402C301C302C303C304C305C306C307C308C309C310R445R446W371R458R441R442R405R406R453R454C447R448R438R436R463R440R437R435R439R464R736R457C706C707C712C736C737C713C426C425C714C715R702R701R708R707R750R417R455R418R456R721R722C732C730R301R302R303R305R306R307R308R309R310R311R312R313R314R315R316R317R318R319R320R321R322R323R324R325R326R327R328R329R330R331R332R333R334R335R336R337R338R339R340R341R342R343R344R345R346R347R348R349R350R351R352R353R354R355R356R357R358R359R360C710C711C430C458C429C717C716C725C724C442C441C451C434C440C433C435C436C431C463C444C439C445C452C446C443C449C402C404C450C405C464C432C403C406C401C702C703W344W340W347W341C448C723C722C704C705C735C709C708W358C721C720C728C457L702R738R710R709R465R433R704R703R732R459R718R711R712R717R449R744R461R423R420R462R424R419R362R706R705R734R447R715R716R742R720R719R740W370W327R413R414R754R407R408R412R411R460R714R713R450R451R760R729R723R724R730R746R728R727R756R758R726R725R752R748K702W356W357W352W353W351W349W350W355W354W360W369W368C317C733C315W366W361W364W367W365W312W342W307W309W303W304W301W310W308W306W314W318R409R403R443R415R421 C427C428R416C410R404R444R410C460R432R426R428R430R429R431R80R427C459C461EBEBEBR467R466R422W319W321W322W311W329W334W302W313W317W330W345W339W346W343W337W338W335W320W331W348W336VR702EBEBEBBEBE BEEBEBEBEBEBEBEBBEBEBEBEBEBEBEBEBEBEEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBBEBEEBBEBE1420 221 1141918412112BB BBEE EE131214131 45814581 4581 458Q720Q718J502CN703D401Q402Q401Q410Q409Q403Q404Q405Q406Q407Q408Q411Q412Q702Q701D402J302J303/305Q301Q302Q303Q304Q305Q306Q307Q308Q309Q310Q311Q312Q313Q314Q315Q316Q317Q318Q319Q320Q716D701D708D704D703D702D710D706Q710Q709Q704Q705Q703Q706Q714Q712Q711Q708Q707CN301CN303CN708CN709WH704WH701CN704CN304CN302WH303CN707CN702CN706IC401IC402SURROUNDROOM BFRONTSURROUNDSURROUNDBACKCENTERSUB WOOFERLSURROUNDRSURROUND BACKLSURROUND BACKRIC403IC404X13 E/6 X13 D/6X13 F/6Refer to the schematic diagram for the value of resistors and capacitors.PC BOARD7 8AEAFAHAJALANAGAIAKAM2 1357 46R2R1R3R6R4C160C169C545C617C621C699R529 R539R549R556C544R530R540R550R554R621R622R623R667R699C536 C538C626C627R532 R534R536R542R545R546R552R600R611R612R613R695R5R7R10R9R70R564C682R79C694R78R73R72R71R563R561R562C683R74R76R75WHTWHTBLKREDBLKREDW53W56W55W54 W52 W51W12W13W15W38W18W49W50W46 W44W48W45W43W36W37W30W42W32W35W31C205W28C207R205W23R162 R161R163R164C201C202R208R217C137C138C139C140W20C616C618C620C674R668R617 R671R672C216C214C601C602C603C604C605C606C607R601R602R603R604R605R606R607C153C154R165R166R171R172R173R174C203C206C208C209C210C211C212 C213 C215 R203R206R209R212R215C101C102C103C104C105C106C107C108C109C128C129C130C141R101R102R103R104R105R106R107R108R109R113R114R115R119C540C651C652C653C654C655C656C657C658C659C660C661C662C675C676C677C693L502L503L504R619 R620R651R652R653R654R655R656R657R658R659R660R661R662R675R676R677R678R679R680R681R682R683R684R685R686R687R688R689R690R691R692R693C110C111C112C113C114C115C117C116C118C119 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