Kenwood-KRFVR-8050-Service-Manual电路原理图.pdf

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1、AUDIO VIDEO SURROUND RECEIVERKRF-V8080D/V8080D-SVR-8050SERVICE MANUAL2004-5 PRINTED IN KOREAB51-5895-00 (K/K) 61670%ACTIVE EQSPEAKER EQLOUDNESSDSP STEREOINPUT MODEDIMMERSOUNDTONESETUPBANDAUTOMEMORYMULTI CONTROLLISTEN MODETUNERMD/TAPEVIDEO3VIDEO 2VIDEO 1PHONOCD/DVDDSPDTSLOUDNESS DOLBY DIGITALSPEAKER

2、EQACTIVE EQSTANDBY ON/STANDBY A SPEAKERS BPOWER PHONESDOWNMUTEAV AUXS VIDEOVIDEOL-AUDIO-RUPVOLUME CONTROLDVD/6CH-ONOFFPhone jack *(E11-)DVD/6CH INPUTFRONTSURROUNDSUB WOOFERCENTERPLAY INPLAY INVIDEO 2VIDEO 3COAXIALOPTICALOPTICALVIDEO 3CD/DVDDVD/6CH VIDEO2DIGITAL INS VIDEOINVIDEOS VIDEOINVIDEOS VIDEOI

3、NVIDEOMONITORDVDS VIDEOOUTVIDEOOUTDVDINVIDEO3INMONITOR OUTCRCBYCRCBYCOMPONENT VIDEOVIDEO 1PLAY INREC OUTS VIDEOOUTVIDEOS VIDEOINVIDEOININREC OUTPLAY INCD/DVDMD/TAPER LPHONOGREENWHITEREDRLCENTERFRONT A- +-FRONT BRLGRAYSURROUNDRL- +BLUEBROWNSURROUND BACK/SUBWOOFERPRE OUTPRE OUTSUBWOOFERR LSURROUND BAC

4、K /SURROUND BACKSURROUND BACK AC OUTLETSAC 230V50HzSWITCHEDTOTAL 90W MAX.AMANTENNAFront glass *(B10-)*Refer to parts list on page 29 . AC power cord * (E30-)Power cord bushing(J42-0349-05)Pin Jack(E63-1315-05)Screw terminal board(E70-0150-05)Optical receiving module(W02-4524-05) x2Pin jack(E63-1293-

5、05)x2Tuner assy *(W02-)Pin Jack(E63-1316-05)Illust. is KRF-V8080D.Knob(BUTTON) *(K27-)Knob *(K29-)Escutcheon *(B07-)Panel *(A60-)Knob *(K29-)Dressing panel *(A21-)Knob assy *(K29-)Screw terminal board(E70-0150-05)Lock terminal board(E70-0160-05)AC outlet *(E03-)Pin jack(E63-1146-05)Pin Jack(E63-1251

6、-05)Cylindrical receptacle(E56-0033-05)Knob *(K29-)Pin jack(E63-1317-05)x2Pin jack(E63-1317-05)x2Pin jack(E63-1247-05)Pin jack(E63-0133-15)Pin jack(E63-1080-05)Cylindrical receptacle *(E56-)x3KRF-V8080D/V8080D-S/VR-80502ACCESSORIES / CAUTIONSFM indoor antenna (1)(T90-0877-05): EE1(T90-0905-05): KPAM

7、 loop antenna (1)(T90-0893-05)Remote control unit (1)RC-R0823(A70-1623-05): EE1RC-R0822(A70-1622-05): KPBatteries (R6/AA) (2)AccessoriesModelColorABB.KRF-V8080DBlackEKRF-V8080D-SSilverE1VR-8050BlackKPColor vs ModelResetting the MicrocomputerThe microcomputer may malfunction (unit cannot beoperated,

8、or shows an erroneous display) if the powercord is unplugged while the power is ON, or due tosome other external factor. If this happens, execute thefollowing procedure to resePlease note that resetting the microcomputer will clear thecontents of the memory and return the unit to the state itwas in

9、when it left the factory.For the U.S.A. and CanadaUnplug the power cord from the wall outlet, then plugit back in while holding down the POWER ON/STAND-BY key.For other countriesWith the power cord plugged in, turn the POWERON/OFF key OFF. Then, while holding down theON/STANDBY key, press POWER ON/O

10、FF key.CautionsPower modeInput selector settingsPicture outputSpeaker ON/OFFVolume levelBASS, TREBLE, INPUT levelTONE ON/OFFLOUDNESS ON/OFFDimmer levelMD/TAPE settingsListen mode settingSpeaker settingsDistance settingInput mode settingSound mode settingsBroadcast bandFrequency settingPreset station

11、sTuning modeACTIVE EQ modeSPEAKER EQ modeMemory back up functionPlease note that the following items will be deleted from the unitsmemory if the power cord is disconnected from the AC outlet forapproximately 1 day.KRF-V8080D/V8080D-S/VR-80503EXTERNAL VIEW / ADJUSTMENTVOLUME CONTROLDOWNUPMUTEAVAUXS V

12、IDEOVIDEOL-AUDIO-RLISTEN MODEMULTI CONTROLSETUPTONESOUNDMEMORYAUTOBANDTUNERPHONOCD/DVDDVD/6CHMD/TAPEVIDEO 3VIDEO 2VIDEO 1ACTIVE EQSPEAKER EQLOUDNESSDSPSTEREOINPUTMODEDIMMERDSPSPEAKER EQACTIVE EQDOLBYDIGITALDTSLOUDNESSPOWERSTANDBYON/STANDBYASPEAKERS BPHONESKnob (K29-8364-11)Front glass(B10-5507-02)Ph

13、one jack *(E11-)Knob (K29-8103-04)Panel(A60-2377-01)Knob (K29-8352-14)Knob (K29-8364-11)Knob assy (K29-8358-13)Knob assy (K29-8358-13)Cylindrical receptacle (E56-0033-05)Escutcheon(B07-2606-03)Escutcheon(B07-2689-01)Pin jack (E63-1251-05)Illust. is VR-8050.*Refer to parts list on page 29 . EXTERNAL

14、VIEWADJUSTMENTNo.ITEMINPUTOUTPUTRECEIVERALIGNMENTALIGN FORFIG.SETTINGSSETTINGSSETTINGSPOINTSAUDIO SECTIONSPEAKER : AIdling Current AdjustmentAll power amplifier stage need idling current adjustment after the installation of TRAIT transistor.1. Connect a voltmeter to CN11 with the correct polarity as

15、 indicated by the PCB silk print.2. Adjust the preset, VR1 to get 8.8mV (Idling current = 20mA) at the voltmeter reading.3. Repeat step 1 and 2 for all other channels.CN11, FL ch.CN10, FR ch.CN14, SL ch.CN13, SR ch.CN12, C ch.CN15, SW ch.X09(A/5)(FRONT 2chMODE)Volume:MinimumIDLE CURRENT-VR1(FL)VR2(F

16、R)VR3(SL)VR4(SR)VR5(CENTER)VR6(SUBWOOFER)X09(A/5)Adjust everypotentiometer10 minutes laterafter turnedthe power on.KRF-V8080D/V8080D-S/VR-80504INTERCONNECTION DIAGRAME601A2A1VIDEO 3AM75GNDFMPHONESJ501CN51CN13RchCN10LchRchCN12CN11CN21 CN22WH21E21CN14 CN15E22P501WH90WH91WH93CN7WH92CN4CN6WH88CN2CN4VIDE

17、O 2VIDEO 1PLAYMD/TAPEPLAYMD/TAPECDPHONO/AUXVIDEO 1RECRECFLLchRchJ21LchRchWH2LchRchLchRchWH6WH5SWSLDVD/6chSRCFRLchRchLchRchJ11LchRchJ6LchWH1CN302SPEAKERSFRONT BSURROUND BACK/SUB WOOFERRchJ301 Lch SPEAKERSCENTERSPEAKERSJ3WH4CN304CN5CN301J5CchRchFRONT ALchWH221CN303VIDEO2CN1CN3COAXIAL INDVDOPTICAL INVI

18、DEO3J1CD/DVDVIDEORchAV AUXLchCN2WH3S-VIDEOWH20J20P3J21CN2PRE OUTWH2WH1J303SWSBRSBLVIDEO1OUTPLAY INMONITORDVDJ62INVIDEO3PLAY INVIDEO2PLAY INRECOUTPLAYJ61CN50WH80WH70WH89CN3CN80CN70WH78WH94CN45KRF-V8080D/-SJ3VR-8050J2P2CN1YYVIDEO3 INDVD &CbCbCrCrMONITOROUTJ101CbYCrJ102CN101WH69VIDEO1INPLAYRECOUTCN68E6

19、02VIDEO2VIDEO3PLAY INPLAY INJ65CN65WH66J66OUTMONITORPLAY INDVDCN49 WH5CN46KRF-V8080D/-SS2CN41WH42CN67J67(X08-3310-10)J12J22CN5(X09-6760-12)(X14-7630-12)SYSTEMCONTROLSURROUNDJ302AUDIOCN47131 2 121 2 115 151195112 1 2 1 2 5113919119 1151512111013211 10 11221211 2 1 2414112 1 192 1111 419 1415311711341

20、1311331311313171751WWWWKRF-V8080D/-SCN22: T4A L 250VKRF-V8080D/-SVR-8050 : 10A 125VCN11CN12F1: T1A L 250VCN21F221T12114616114 41 5 12121211 231612 10-10CANADAU.S.A.VR-8050PKUNIT No.2-71EUROPEDESTINATIONEUROPECOUNTRYKRF-V8080D-SMODEL NAMEKRF-V8080DE1ABB.EW108W110W109W106W107W10513KRF-V8080DKRF-V8080D

21、-SVR-8050MODEL NAMECANADA PEUROPEEUROPEE2-74COUNTRYDESTINATIONU.S.A. KABB.0-12UNIT No.ABB.DESTINATIONKRF-V8080D-SKRF-V8080DEUROPEEUROPEMODEL NAMEVR-8050COUNTRYU.S.A.CANADA2-74EUNIT No.0-12KPE1E1HEADPHONE PCB(X09- ) (B/5)(W02-2976-05) : E TYPE(W02-2974-05) : K,P TYPETUNER ASSYTUNER PCB(X09- ) (C/5) D

22、ISPLAY PCB(X14-7630-12) (A/11)POWER AMPLIFIER UNIT(X09-6760-12) (A/5)FRONT AUX.(X14- ) (H/11)SPEAKER UNIT(X25- ) (B/2)VIDEOCOMPOSITE(X14- ) (F/11)UNITVR-8050VOLUMESTANDBY(X14- ) (C/11)SWITCHCONTROL(X14- ) (B/11)AC/STD. TRANS(X14- ) (I/11)TRANSFORMER(X14- ) (D/11)AVRCOMPONENT VIDEO UNIT(X08-3310-10)S

23、URROUND UNIT(X25-6620-11) (A/2)POWER(X14- ) (G/11)S-VIDEO UNITPOWER SWITCH(X14-) (K/11)(E/11)(X14- )KRF-V8080DAVR5ACEBD2 1357 46Refer to the schematic diagram for the value of resistors and capacitors. PC BOARD (Component side view)R52C44C5443111 3C546C548C550C551C555R521R523R524R529R532R533R534R537

24、R538C79R98C538C539R89C109C1 10C129C130C149C150C189C190C197C41C545R81C198R92C42C57C58C95C9921R42R90R97R107R108R127R167R168R503 R504R505R506R513R514R515R528R530R536R542R543R544R545C1C2CP51CP52CP53CP54CP55CP56CP57CP58CP59CP60CP61CP62CP63CP64CP65CP66CP71CP72CP73CP74CP75L1L2R1R2R4OGIOGIR1 1R12R22R23R24R2

25、5R26L4L5R30R31R32R41R43R44R45R46R47R48R49R51R65R91R93R94R95R96R109R1 10R1 1 1R1 12R152R169R170R171R172R501R502R507R508R509R511R512R516R517R525R526R527R541 R546R547 R548R549R550R553R554X6X51R560R561R562R563R564R565R567R566C268C267R82R83C557C558R50C561C562C564148371236251324418514434112212332358411 45

26、811110737258147814714837108361109144511IGO83541020114111011 20134 516918314511201 1011011 201 4581 4581 4581511630122442340482125241120112122050C49C529C65C85C94R88C91C7C6C5C100R85R84R86C97C46C82C43C88C47C48C101C102C121C122C141C142C161C162C265C262C191 C192C193C194C195C196R87C266C261EBEBD6CN53D7D9D5D1

27、1D12D10Q2D2D3D4D8Q1D17D13D14D16D15A3A2A1D1J1CN4CN2S1CN1CN3CN5IC2IC50IC6IC1IC51IC52IC53IC54IC55IC56IC57IC58IC49IC60IC61IC10IC12IC14IC16IC18IC20IC62IC59IC19IC63IC21IC22IC23X08-3310-10(J70-1715-12)(SIDE A)OUTVIDEO3CD/DVDOPTICALOPTICAL INCOAXIAL IN6F GIHJ2135746Refer to the schematic diagram for the val

28、ue of resistors and capacitors.PC BOARD (Component side view)C45C530R518C64R64C13C14C84C93C90C501C508C519C521C526C528C533C536C541C542C547C549C552C553C554R539R540R5R3OG IR6C96C502C503C504C505C506 C507C509C510C511C512 C513 C514C515C516C517C518C520C522C523C524C525C527C531C532C534C535C537 C540C543C169C1

29、70C11C81C3 C4C12C15C16C61C62C66C80C83C89C92C103 C104C123 C124C143 C144C163 C164C571C572R7 R8R21R27R101 R102R121 R122R128R141 R142R147 R148R161R162R510R551R201R202R203R204R205R206R207 R208R211R212R215R216R219R220C8C9C63C98C105 C106C125C126C145 C146C165 C166C181C182C573R55R56R61R62R63R103R104R105 R106

30、R123 R124R125 R126R129R130R131R132R143R144R145 R146R149R150R151R163R164R165 R166R181R182R185R186R187R188R189R190R209R210R213R214R217R218R552R571R572R573C50C51R261R262R264R265C263C264R266R263C556C559C560C563C567C568C565R33C566C569C570C574BE51D42D41D51Q51IC24IC26X08-3310-10 (J70-1715-12)(SIDE B)2KMOQS

31、LNPRT1357 46R612R620R621R619R618110C603C607C608R614C604C605C606R617R616R615R613R611R622W324W325W321W323W320W322R623R624Q609Q608D606D605D607CN8IC6X09 E/5IC3Q54Q52Q34Q32Q12Q14Q53Q51Q13Q11Q33Q31WH7.2WH7.7WH7.6WH7.10WH7.1WH7.9WH7.8WH7.5WH7.4D601D64D21D22D20D600Q351Q352D603D17D63D65 D67Q302Q331Q332Q333Q3

32、34Q335Q336Q337Q338Q360Q361D19D25Q301Q305Q308Q309Q310Q312Q603D604Q604D602Q602D1D2D3D4D5D6D13D14D15D16D18D23D24D28D29D30D32D33D34D35D51D52D53D54D55D56D57D58D59D60D61D62D66D221Q1Q2Q3Q4Q5Q6Q7Q8Q9Q10Q21Q22Q23Q24Q25Q26Q27Q28Q29Q30Q41Q42Q43Q44Q45Q46Q47Q48Q49Q50Q303Q304Q306Q307Q353Q354Q355Q356Q357Q358Q359Q3

33、62Q365Q607Q605Q606D68Q311D27D69Q313D26J11J1J12J21J22BLKE22WH21REDBLUWH7.3REDJ3J2J4J5IC4WH4J6J7(J70-1676-01)WH1IC5WH221WH2BLKWHTYELGRYORGBLKWH2CN3CN2IC1WH3D11CN6WH6BLUWH5REDBLKCN5BLUCN4RED WH5BLU WH6Q363Q364CN7D12CN1CN15CN13CN10CN12CN11CN14E501CN51P501X09 C/5J501CN21X09 B/5WH21CN22E21PHONESX09-6760-1

34、0 A/5LRFRONT BSPEAKERSFRONT ALRCCENTERSPEAKERSPRE OUTWOOFERSUBSURROUNDCENTERFRONTDVD/6CH INPUTPLAY INPLAY INPLAY INREC OUTVIDEO 1REC OUTPLAY INMD/TAPEVIDEO 2VIDEO 3CD/DVDPHONOININ1112 122 0192188065644140252495mmSWIDLEIDLESRIDLEW351W350W25W49W14W12W15W11W13W10W111143542W2C364/BLKBLKW56W75C319W293W53

35、R315EBEBR461C320R316R450R462R313C312R312C310C313R354R355C314C1C2C5C6C7C8C17C18C19C20C21C22C23C24C25C26C27C28C29C30C31C32C33C34C35C36C37C38C46C47C55C56C66C67C72C73C74C75C1 15C1 16C121C122C123C124C165C166C171C172C173C174C231C232C304C351C352C353C354C361 C362C363C369C365C367R3R4R13R14R19R20R23R24R27R28R

36、31R32R35R36R39R40R43R44R49R50R53R54R57R59R60R63R64R67R68R1 13R1 14R1 17R1 18R163R164R167R168R223R224R225R226R229R230R233R234R413 R414R466R472C92C93C94C95C141C142C143C144C191C192C193C195C196C308C309C315C316C317C318W222C3C4C9C10C11C12C13C14C15C16C44C45C51C52C53C54C57C58C62C63C64C65C68C69C70C71C76C77C7

37、8C79W235C82C83C84C85C86C87C88C89C90C91C111C112C1 13C1 14C1 17C1 18C1 19C120C125C126C127C128C133C134C135C136C137C138C139 C140C161C163C164C167C168C169C170C175C176C177C178C181C183C184C185C186C187C188C189C190C221C222C223C224C225C226C227C228C22911147148485C230C307C355C356C357C358C359C360C366C368R1R2R5R6R

38、7R8R9R10R11R12R15R16R17R18R21R22R25R26R29R30R33R34R37R38R41R42R45R46R47R48R51R52R55R56R65R66R69R70R71R72R73R74R75R76R77R78R79R80R81R82R83R84R85R86R87R88R89R90R91R92R93R94R95R96R97R98R99R100R 111R1 12R1 15R1 16R1 19R120R121R122R123R124R125R126R127R128R129R130R131R132R133R134R135R136R137R138R139R140R1

39、41R142R143R144R145R146R147R148R149R150R161R162R165R166R169R170R171R172R173R174R175R176R177R178R179R180R181R182R183R184R185R186R187R188R189R190R191R192R193R194R195R196R197R198R199R200R221R222R227R228R231R232R235R236R302R303R305R306R307R308R309R321R322R325R326R327R328R329R330R351R352R353R356R357R358R3

40、59R360R361R362R363R364R365R366R367R381R382R383R384R385R386R387R388R389R390R391R392R401R402R403R404R405R406R407R408R409R410R41 1R412R431R432R433R434R435R436R437R438R451R452R453R455R456R457R458R304R460R463R464R465R467R468R469R471R473R474R475W294W266 W265W225W189W66W4W52W76W6W64W61W58W68W88W60W83W155W7

41、8W62W98W201W229W267W298W256W140W299W137W77W72W281W254W270W218W257W232W192W207W206W272W216W230W231W271W226W278W241W261W263W247W245W277W282W286W250W258W214W157W217W236W211W175W1 15W54W51W173W292W259W253W237W240W7W198W228W268W5W221W194W190W243W246W239W260W209W121W205W210W63W182 W185W70W159W93W184W124W1

42、61W160W129W227W219W297W3W122W170W296W280W283W262W264W238W242W249W224W 111W1 18W279W125W120W1 17W183W1 10W71W69W97W87W74W80W84W151W131W150W134W145W154W180W89W109W106W1 16W199W123W203W187W196W191W59W57W114W152W104W105W1 13W91W96W107W1 19W130W103W136W147W163W179W158W168W186W169W82W90W95W193W165W171W178

43、W174W144W73W92W94W81W100W101W108W85W1 12W99W102W177W67W132W135W139W143W148W149W128W204W133W200W141W234W126W142W127W138W176W162W181W146W167W164W153C600R600W195W212W166W233W220W244R609R610R608R607R603R601R605W291W284W290W289R602R604R606W21W20W213W208W252W276W65C321W223 W21519C323W86W50W55C322W302W307W

44、306W301W172W287W156W18811 5R339R338R340W79R341R336C370R335R337R334W255R324R323W197W248R476R470W318C325W303W305W300W273C324W31 1W312W309W310W314W313W308W251W317R237C303R319C233W315W319W8C326314151W22W23R314VR1VR2VR3VR4VR5VR6W2745mmR58K3K2R201R101R102K4K5W2660mmR152R151R20280mmR333L6L3C450L4L5L1R332R3

45、31L218W2455mmC451C453K1C311R454R342R343R31 1R310R459C305R104R103C306R301C301C452C302R318RCIDLELIDLER317SLIDLEC502 C501141148587W269W275W27411514 2112459W288 W285W295B EE13BEEEEBBBBEEEEBBBBEEEEBBBBEEEEBBBBEEEEBBBBEEEEBB212121212121BBEBEBEEBBEBE BB EBEB EBEB EBEBEEEBEEBBBEBEEBBBEEBEEEEBEBBBEEEEEBBBEEB

46、BEBEEBEBBBBEBBBEEBBEE BEEEEBEBBEEEBBEBEEBBEBEBBEEBBBEBBEBEBBEEEBBBEEBBBEEE BEBIC2Refer to the schematic diagram for the value of resistors and capacitors. PC BOARD(Component side view)78UVXZABADWYAAAC2 1357 464116 9117148814817W52W53C215W54C216C101C134C102W8W19W42W68W69C103C135C136C138C104C137C105C1

47、06C139C107C108C109C110C111C141C140W13C112C113C114C115C118C122C133C121C123R121R120W9C129C119W10C131C132C117C120R122C143C130W16C124C201C202C203R218C205C206C207C208C209C210C211C212C213C214L201L202P201R101R102R103R104R105R106R107R108R109R110C116R111R112R113C142R201R202R203R204R205R206R207R208R209R210R21

48、1R212R213R214R215R216R217W17W11W20W18C128 C127W1W2W5W12I17176 2GOW15W4W6W3W14EBBBEBEEEW284118219111445588145 81458R502R408 C316R442R355R347R335R325 C305R454C454W67R457R318R317 W24C307ER337C310R327BC308W23R338R328BEER459R339R330R357R307W30BR349R340EC309C439BER350BR308R358C435EC433BC451R461R455C457R50

49、7R329R453R310R309B BR320E R319EEBC453SWchW38W51C449EBR463R462R456C458W43W46W49C448C427R503 R415R403R421R409R344 R342R312R302R316R315R314R313R311C306BR336R326EBC303W22R333R323EBR331R321 C301C304W21R334R324BEEC302W25BBR332R322EW47C440R352W31R306R356R305EBER348C434R353 R345 BER303R423C429 R417CchR445R360R359R351C436R458SBchC452W37R405R505C445R411EC411BC430 R418 R424R343 R341R354R362BER346BSBchEER301BR506R412R440C412R406C446C406C405ER446W41BBER443R437R425R430C432R427C313C438R431C431C317BEC312W32R426C444C410R404SLchW26R433SRchR428C437R432W66BC428 R