Kenwood-KRFVR9050-avr-sm 维修电路原理图.pdf

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1、.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 MODEINPUTSELECTORVOLUME CONTROLAV AUX/GAMESOUNDTONESETUPBANDAUTO/MONOM

2、EMORYA SPEAKERS BPHONESTHX96kHz fsACTIVE EQDOLBY DIGITALDTSDSPS VIDEOVIDEOL-AUDIO-RPhone jack(E11-0993-05)IRRECEIVERINIRREPEATEROUTROOM BFRONTSURROUNDSURROUNDBACKSUBWOOFERCENTERPRE OUTRLININREC OUTPLAY INCD/DVDMD/TAPEPHONORLRLVIDEO 1VIDEO 2VIDEO 3PLAY INPLAY INPLAY INREC OUTS VIDEOOUTVIDEOS VIDEOINV

3、IDEOS VIDEOINVIDEOS VIDEOINVIDEOS VIDEOINVIDEOS VIDEOOUTVIDEOMONITORDVDCOAXIALOPTICALOPTICALVIDEO 3OPTICALMONITORCD/DVDDIGITAL INDIGITAL OUTVIDEO2DVD/6CHDVDINVIDEO3INMONITOR OUTVIDEO 2 INCRCBYCRCBYCRCBYCOMPONENT VIDEODVD/6CH INPUTFRONTSURROUNDSUB WOOFERVIDEOOUTROOM B+-FRONT BRLGRAYSURROUNDRL-+-+-+-+

4、BLUETANRLBROWNGREENWHITEREDRLCENTERFRONT A-+SURROUNDBACKFM75GNDAMANTENNAFront 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)

5、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-)Pi

6、n 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(W02-4524-0

7、5) x2Dressing plate *(B03-)Door *(A52-)RadioFans.CN 收音机爱 好者资料库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 ite

8、ms will be deleted from the unitsmemory 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

9、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 o

10、ther 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 microcompu

11、ter 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/-

12、SK,PA70-1675-05RC-R0918KRF-V7090D-SXA70-1674-05RC-R0731EKRF-V7090D/D-SEA70-1674-05RC-R0731EMODEL SURROUNDAUDIOSUBDISPLAYVR-9050/-SK,P X08-3390-10X09-6960-10X13-7960-10X14-7900-10VR-9060/-SK,PX08-3390-11X09-6960-10X13-7960-11X14-7900-11VR-9070/-SK,P X08-3390-12X09-6960-10X13-7960-12X14-7900-12KRF-V70

13、90D-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:MinimumI

14、DLE 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 idl

15、ing 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.RadioFans.CN

16、收音机爱 好者资料库2ACEGIBDFHJ135746Refer to the schematic diagram for the value of resistors and capacitors.PC BOARD34R52C44C544C546C548C550C551C555R574R521R523R524R529R532R533R534R537R538C79R98C538C539R89C109C110C129C130C149C150C189C190C197C41C545R81C198R92C42C57C58C95C99R42R90R97R107R108R127R167R168R503R5

17、04R505R506R513R514R515R528R530R905R542R543R544R545C1C2CP51CP52CP53CP54CP55CP56CP57CP58CP59CP60CP61CP62CP63CP64CP65CP66CP71CP72CP73CP74CP75L1L248R2R4R11R12L3R23R24R25R26L4L5R30R31R32R41R43R44R602C602R45R46R47R48R49R51R65R91R93R94R95R96R109R110R111R112R152R169R170R171R172R501R502R507R508R509R511R512R5

18、16R517R907C575R526C576R525R527R541R546R547R548R549R550R553R554X6X51R560R561R562R563R564R565R567R566C268C267R82R83C557C558C564C561C562R5024.576MHz18.75MHzC49C85C94R88C91C7C6C5C100R85R84R86C97C46C82C43C88C47C48C101C102C121C122C141C142C161C162C265C262C191C192C193C194C195C196R87C266R604R908C604C26137132

19、425361214111133IGOIGO8711131401131451121212201818511233322123444514110IGO1485148514851485148515301622234481691011202011110101112010111201545413135448514713610873723714410911482448252112050R1C65C529EBEBD16D6CN53D7D9D5D11D12OUTVIDEO3CD/DVDCOAXIAL INOPTICAL INOPTICALD10Q2D2D3D4D8Q1D17D15D14D13A3A2A1D1J

20、1CN4CN2S1CN1CN3CN5IC2IC50IC6IC1IC51IC52IC53IC54IC55IC56IC57IC58IC49IC60IC64IC61IC10IC12IC14IC16IC18IC20IC62IC59IC19IC63IC21IC22IC23X08-3390-10 (J75-0058-12) (SIDE A)C45C530R518C64R64C580R902C603R603C13C14C84C93C90C501C508C519C521C526C528C533C536C541C542C547C549R536C552C553C554R539R540R5R3R6R601C601C

21、96C502C503C504C578C505C506C507C509C510C511C512C513C514C515C516C517C518C520C522C523C524C525C527C531C532C534C535C537C540C543C169C170C11C81C3C4C12C15C579C16C61C62C66C80C83C89C92C103C104C123C124C143C144C163C164C571C572R7R8R21R27R101R102R121R122R128R141R142R147R148R161R162R510R551R201R202R203R204R205R206

22、R207R208R211R212R215R216R219R220C8C9C63C98C105C106C125C126C145C146C165C166C181C182C573R55R56R61R62R63R103R104R105R106R123R124R125R126R129R130R131R132R143R144R145R146R149R150R151R163R164R165R166R181R182R185R186R187R188R189R190R209R210R213R214R217R218R552R571R572R573C50C51R261R262R264R265C263C264R266R

23、263C556R581C577R901C559R903R904R909C560C563C567C568C565R33C566C569C570C574O G I51B ED42D41D51Q51IC24IC26X08-3390-10 (J75-0058-12) (SIDE B)KLNPRTMOQS2135746Refer to the schematic diagram for the value of resistors and capacitors.PC BOARD65IDLE RIDLE CIDLESRIDLEIDLE SLW350W351IDLE LSBLW49W14W12W15W11W

24、13W10W317C364C39BLKW75C319W293W53R461C320R450W732R313C311C312R312C310C1C2C5C6C7C8C17C18C19C20C21C22C23C24C25C26C27C28C29C30C31C32C33C34C35C36C37C38C41C42C47C48C55C56C66C67C72C73C74C75W734C116C122C124C165C115C171C121C173C123C304C351C352C353C354C361C362C363C369C365C367R3R4R13R14R19R20R23R24R27R28R31R3

25、2R35R36R39R40R43R44R49R50R53R54R57R58R59R60R63R64R67R68R114W733R118R163R113R167R117R413R414R466R472C92C93C94C95C141C142C191C192C193C195C196C308C309C315C316C317C318W222C3C4C9C10C11C12C13C14C15C16W752C40C44C45C51C52C53C54C57C58C800C801C62C63C64C65C68C69C70C71C76C77C78C79W235C82C83C84C85C86C87C88C89C90

26、C91C112W736C114W737C118W735C120C126C128C722C134C136C138C139C140C161C163C113C167C117C169C119C175C125C177C127C181C183C133C185C135C187C137C189C190C111C307C355C356C357C358C359C360C366C368W1C802R802W743R1R2R5R6R7R8R9R10R11R12R15R16R17R18R21R22R25R26R29R30R33R34R37R38R41R42R45R46R47R48R51R52R55R56R65R66R6

27、9R70R71R72R73R74R75R76R77R78R79R80R81R82R83R84R85R86R87R88R89R90R91R92R93R94R95R96R97R98R99R100R111R112W742R116W741R120R122R124R126R128R130R132R134R136R138R140R731R142R733R144R735R146R147R148R149R150R161R162R165R115R169R119R171R121R173R123R175R125R177R127R179R129R181R131R183R133R185R135R187R137R189R

28、139R191R141R193R143R195R145R197R198R199R200R61R62R221R222R302R303R305R306R307R308R309R321R322R325R326R327R328R329R330R351R352R353R356R357R358R359R360R361R362R363R364R365R366R367R381R382R383R384R385R386R387R388R389R390R391R392R401R402R403R404R405R406R407R408R409R410R411R412R431R432R434R435R433R451R45

29、2R455R456R457R458R459R460R463R464R465R467R468R469R473R474R475W294W169W266W265W225W189W4W52W6W61W58W68W88W60W83W155W78W62W98W201W229W267W298W256W140W299W137W77W72W281W254W270W218R153C46W257W232W192W207W20611 23W272W216W230W231W271W226W278W241656441402524801W261W263W247W245W277W282W286W250W258W214W157

30、W217W236W211W175W115W2W202W54W51R462W292W324W325W326W237W240W7W198W228W268W5W221W321W194W190W744W243W246W239W260W209W121W205W210W182W185W70W159W93W184W124W161W160W129W227W219W297C49R154W3W122W170W296C503W280W283W262W264W238W242W249W224W111W118W279W125W120W117W183W110W69W97W87W74W80W84W151W131W150W13

31、4W145W154W180W109W106W116W199W123W203W187W196W191W114W152W104W105W113W91W63BER626R627W96W107W119W130W103W76W136W147W163W179W158W168W82W90W95W193W186W165W171W178W174W144W92W89W94W81W100W101W108W85W112W99W102W177W132W135W139W143W148W149W128W204W133W200W141W234W126W127W138W176W162W181W146W167W164W153C6

32、00R600W195W212W166W233W220W244R609R610R608R607W329R603R601R605W291W284W290W327W289W328R602R604R606W21W20W213W208W252W276W65C321W223W215C323W86W50W59C322W302W322W307W306W301W172W287W156W188C611R339R338R340W79R341R336C370R335R337R334W316W255W197W248R476R470W318C325W303W305W300W273C324W311W312W310W314W

33、308W323W251C303R319W319W747W320C609C610W749W748W750W811W810W809W804W802W808W807W806W805W803R109R110R108R107R106R800R801R105W751BLKBLKBLUBLUR311R454R310R314C305C301C302C306C450K2K3K4K5L1L2L3L4L5L6R101R102R103R104R151R152R201R202R304VR1VR2VR3VR4VR5VR6C451W25W26W24R318R317R333R331R332R343R342C452C453EB

34、EBEBBEEBEBEBEBEB EBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBBE131451143121122 112121212EEEEBBBBEEEEBBBBEEEEBBBBEEEEBBBBEEEEBBBBEEEEBBBB12191815110115118916222022021112121145134116118BEE BW8W309EBEBEBE BE BB EQ54Q52Q34Q32Q12Q14Q53Q51Q13Q11Q33Q31J12J22WH8

35、CN8WH10-1D64D21D22D20D603D17D63D65D67J11J21J3Q302Q331Q332Q334Q335Q333Q360Q361Q363Q364D19D25Q305Q308Q309WH800-1Q310Q312Q603D604Q604D602Q602D1D2D4D5D3D14D609D608Q610D15D16D18D23D24D28D29D32D33D34D35D51D52D53D54D55D56D57D58D59D60D61D62D66Q1Q2Q3Q4Q5Q6Q7Q8Q9Q10Q22Q24Q26Q28Q30Q41Q21Q43Q23Q45Q25Q47Q27Q49Q2

36、9Q303Q304Q306Q307Q353Q354Q355Q356Q357Q358Q359Q362Q365Q607Q605Q606D68Q311D27D69Q313D26D8D7D800WH10-2D801Q611Q612D6WH21-1WH2WH9WH9WH4LCN4WH7-1CN5WH5-2CN3WH800-2WH7-2WH5-1CN1J5J6WH1CN6CN10CN11CN12CN13CN14CN15D12WH6WH2CN7CN58CN59WH221CN800CN9CN2IC2IC800IC1(J75-0059-01)X09-6960-10 A/4RCLRFRONTSURROUNDCEN

37、TERVIDEO3VIDEO2PHONOCD/DVDPLAYRECMD/TAPEMD/TAPEPLAYRECVIDEO1VIDEO1SUB WOOFERDVD/6chSPEAKERS FRONT ASPEAKERS FRONT BPHONESE501J501CN51P501C501C502W75531C/4X09WH21-2CN21CN22W288W275W274W285W2691214151911X09 B/42UWYAAACVXZABAD135746FRchSLchCchSBchSRchSBchFLchSWchSBR cH AMPSL cH AMPC316W332W328W315W316W

38、359W326W363W362W305C718C719W324W333R434R452R425C455C437C438C312C313C311C734C407C408C409C411C412C453C454C419C420R401R402C301C302C303C304C305C306C307C308C309C310R445R446W371R458R441R442R405R406R453R454C447R448R438R436R463R440R437R435R439R464R736R457C706C707C712C736C737C713C426C425C714C715R702R701R708R

39、707R750R417R455R418R456R721R722C732C730R301R302R303R305R306R307R308R309R310R311R312R313R314R315R316R317R318R319R320R321R322R323R324R325R326R327R328R329R330R331R332R333R334R335R336R337R338R339R340R341R342R343R344R345R346R347R348R349R350R351R352R353R354R355R356R357R358R359R360C710C711C430C458C429C717C

40、716C725C724C442C441C451C434C440C433C435C436C431C463C444C439C445C452C446C443C449C402C404C450C405C464C432C403C406C401C702C703W344W340W347W341C448C723C722C704C705C735C709C708W358C721C720C728C457L702R738R710R709R465R433R704R703R732R459R718R711R712R717R449R744R461R423R420R462R424R419R362R706R705R734R447R

41、715R716R742R720R719R740W370W327R413R414R754R407R408R412R411R460R714R713R450R451R760R729R723R724R730R746R728R727R756R758R726R725R752R748K702W356W357W352W353W351W349W350W355W354W360W369W368C317C733C315W366W361W364W367W365W312W342W307W309W303W304W301W310W308W306W314W318R409R403R443R415R421C427C428R416C

42、410R404R444R410C460R432R426R428R430R429R431R80R427C459C461E BE BE BR467R466R422W319W321W322W311W329W334W302W313W317W330W345W339W346W343W337W338W335W320W331W348W336VR702EBEBEBBEBEBEEBEBEBEBEBEBEBBEBEBEBEBEBEBEBEBEBEEBEBEBEBEBEBEBEBEBEBEBEBEBEBEBBEBEEBBEBE14202211141918412112BBBBEEEE131214131458145814

43、581458Q720Q718J502CN703D401Q402Q401Q410Q409Q403Q404Q405Q406Q407Q408Q411Q412Q702Q701D402J302J303/305Q301Q302Q303Q304Q305Q306Q307Q308Q309Q310Q311Q312Q313Q314Q315Q316Q317Q318Q319Q320Q716D701D708D704D703D702D710D706Q710Q709Q704Q705Q703Q706Q714Q712Q711Q708Q707CN301CN303CN708CN709WH704WH701CN704CN304CN302

44、WH303CN707CN702CN706IC401IC402SURROUNDROOM BFRONTSURROUNDSURROUNDBACKCENTERSUB WOOFERLSURROUNDRSURROUND BACKLSURROUND BACKRIC403IC404X13 E/6X13 D/6X13 F/6Refer to the schematic diagram for the value of resistors and capacitors.PC BOARD78AEAFAHAJALANAGAIAKAM2135746R2R1R3R6R4C160C169C545C617C621C699R5

45、29R539R549R556C544R530R540R550R554R621 R622R623R667R699C536C538C626C627R532R534R536R542R545R546R552R600R611R612R613R695R5R7R10R9R70R564C682R79C694R78R73R72R71R563R561R562C683R74R76R75WHTWHTBLKREDBLKREDW53W56W55W54W52W51W12W13W15W38W18W49W50W46W44W48W45W43W36W37W30W42W32W35W31C205W28C207R205W23R162R1

46、61R163R164C201C202R208R217C137C138C139C140W20C616C618C620C674R668R617R671R672C216C214C601C602C603C604C605C606C607R601R602R603R604R605R606R607C153C154R165R166R171R172R173R174C203C206C208C209C210C211C212C213C215R203R206R209R212R215C101C102C103C104C105C106C107C108C109C128C129C130C141R101R102R103R104R10

47、5R106R107R108R109R113R114R115R119C540C651C652C653C654C655C656C657C658C659C660C661C662C675C676C677C693L502L503L504R619R620R651R652R653R654R655R656R657R658R659R660R661R662R675R676R677R678R679R680R681R682R683R684R685R686R687R688R689R690R691R692R693C110C111C112C113C114C115C117C116C118C119C120C121C122C12

48、3C124C126C125C127C131C132C133C134C135C136C155C156C157C158C600C608C609C610C611C612C613C614C615C619C622C625C663C664C665C666C667C668C669C670C671R77C672C673W57L201L202R110R111R112W101W102W100R116R117R118R167R168W16W67R169R170R202R204R207R210R211R213R214R216W17W66R608R609R610R616R618R663R664R665R666R669R

49、670R673R674W19W29W22W21W33W24W40W27W34W25W41R120C142R121W11C152C151R176R175W47W39R624W58W59W61C681W65W63BEBE1211324323348496411617916188514136413641458R81281EBBE1116EBEB178141485110IGO1514EBEBBEBE71EB81BEQ512D503Q501Q502WH61-1WH61-2WH63WH64WH65WH65WH64WH63D155D156Q158Q159Q204Q65D205J202P201J61VIDEO

50、OUTVIDEO1VIDEO INVIDEO1VIDEO INVIDEO2VIDEO INVIDEO3VIDEO INDVDMONITOROUTMONITORROOM BOUTJ62J63D204J201Q201J101CrCbDVD IN/VIDEO3 INYJ102J103D655D656J65IR REPEATERIR RECEIVEROUTININOUTINVIDEO2INVIDEO3INDVDMONITOROUTVIDEO1S VIDEOJ66J67Q101D157D201D202D203D206D652Q66Q202Q203D101CN11CN151WH62CN67CN68CN65