Kenwood-KRFV-4550-Service-Manual电路原理图.pdf

上传人：cc518

文档编号：78484

上传时间：2020-10-06

格式：PDF

页数：24

大小：4.02MB

《Kenwood-KRFV-4550-Service-Manual电路原理图.pdf》由会员分享，可在线阅读，更多相关《Kenwood-KRFV-4550-Service-Manual电路原理图.pdf（24页珍藏版）》请在收音机爱好者资料库上搜索。

1、KRF-V4550D/V4550DEKRF-V4550D-SSERVICE MANUAL2001-1/B51-5701-00 (K/K) 170470%AUDIO VIDEO SURROUND RECEIVERSPEAKER MUTESTANDBYPOWERLISTEN MODESOUNDSOURCE DIRECTAUTOBANDMEMORYINPUT SELECTORVOLUME CONTROLUPDOWNPROLOGIC3 STEREODOLBY DIGITALINPUT MODESET UPDIMMERMONITORPHONESON/STANDBYONOFF6CHINPUTFOR EXT

2、RADIGITALAUDIO FORMATMULTI CONTROLDIGITAL INOPTICALDVDCD/DVDVIDEO VIDEO 2COAXIALVIDEO 1VIDEO 2PLAY INREC OUTSYSTEM CONTROLSUB WOOFER PRE OUTAC OUTLETSWITCHEDTOTAL 90W MAXAC 230V50HzFM75GNDAMMONITORPLAY INPLAY INREC OUTAUDIOLRMD/TAPE1CD/DVDPHONOGNDREC OUTFRONTLCENTERSURROUNDSUB WOOFERDVD/6ch INPUTRFR

3、ONT SPEAKERSCENTER SPEAKERSKnob *(K29-)Front glass(B10-3679-12)Panel *(A60-)Knob *(K29-)Knob *(K29-)Knob *(K29-)Knob *(K29-)Knob *(K27-)Pin jack (E63-1139-05)Pin jack(E63-1080-05)Miniature phone jack(E11-0293-05)Power cord bushing(J42-0083-05)ACpower cord(E30-2942-05)Lock terminal board (E20-0321-05

4、)Pin jack(E63-1143-05)Pin jack(E63-1146-05)Screw terminal board (E70-0122-05)Lock terminal board (E70-0057-05)AC outlet (E03-0149-05)Pin jack(E63-1141-05)Optical receiving module(W02-2716-05)Knob *(K29-)Phone jack(E11-0272-05)Metallic cabinet *(A01-)*Refer to parts list on page 24.KRF-V4550D/V4550DE

5、/V4550D-S2CONTENTS / ACCESSORIESCONTENTS / ACCESSORIES.2BLOCK DIAGRAM.3ADJUSTMENT.4PC BOARD.5SCHEMATIC DIAGRAM.9EXPLODED VIEW.23PARTS LIST.24SPECIFICATIONS.Back coverContentsFM indoor antenna (1)(T90-0877-05)Remote control unit (1)(A70-1470-05): RC-R0513Batteries (R6/AA) (2)AM loop antenna (1)(T90-0

6、852-05)Battery cover (A09-1178-08)Accessories Please refer to KRF-V4530D(B51-5597-00) on microprocessor MN101C35DRA4(same function asMN101C35DRA)Resetting the MicrocomputerThe microcomputer may malfunction (unit cannot be operated,or shows an erroneous display) if the power cord is unpluggedwhile th

7、e power is ON, or due to some other external factor. Ifthis happens, execute the following procedure to reset themicrocomputer and return the unit to its normal operatingcondition.Please note that resetting the microcomputer will clear the con-tents of the memory and returns the unit to the state it

8、 was in whenit left the factory.With the power cord plugged in, turn the POWER keyOFF. Then, while holding down the ON/STANDBY key,press POWER.KRF-V4550D/V4550DE/V4550D-S3LINE BUFPHONO EQTUNERAK4527LPFLPF LPF LPFx2x2 x2 x1M62446SP6ch E. VOLwith 2chTONE CONT.x0.5BUFIC113+20/0dB+B HITAP-B HITAP+B LOWT

9、AP-B LOWTAPVIDEO2(VIDEO2/MONI.)VIDEO1CDPHONOMD/TAPEMONIPLAYRECOUTLchH, P, RchH, P, LchRchCchSWchSP-AAC INMUTE+5VA.V.Rforu-COM+15VA.V.RA.V.R-15V+5V+7V-7VA.V.R5Vfor E. VOLu-COMfor FIL AC(AUDIO & VISUAL)TUNER etc.for AMP (HI TAP)for AMP (LOW TAP)for RELAY SWJ1IC601,602SWITCHEDD101D103D41IC103IC104-30VQ

10、54IC51IC2IC15Q7Q8Q13Q1Q2Q14Q11Q12Q17Q5Q6IC114for INPUT SEL.CIRCUIT(1/2)(2/2)(1/2)(1/2)(2/2)(2/2)IC111IC111IC112IC110IC110IC1126ch INPUTDVDSUB#S5#S2DIG#S4R,LMIX#S3LS,RS#S7NOSUBANA#S1REC OUT BUF.IC107ANALOG RECDIGITAL RECD102A.V.RforDIR etc.A.V.R3.3VIC46J75DSPLchRchCchLSchRSchSWchIC45for DSPA.V.R5VJ1J

11、1K1K2K4LSchRSchJ2J7IC101 orIC102 orCODEC(ADC&DAC)AK4110IC5A1J3OPTICALCD/DVDCOXIALCOXIALDIGITALINAUDIODIGITALRECEIVER6ch INPUTDVDAUDIO IN/OUT20dB AMPIC105(VIDEO2/MONI.)VIDEO1/MDTAPE(VIDEO2/MONI.)MONI./12dB ATT6dB/9dBIC14TACT KEYMAINu-COMIC1RDSIC4LEDENCODERFLBU1923FHNA-11MS24ED1SYNCDIRfor DSP. AD/DA.A

12、NALOG 6chINPUT SELECTORLFEDAAD2BYPASSSWCLS,RSL, RL, RLRCLSRSSWC LS/RS L/R+4700uF4700uF3300uF470uF2200uF3300uF2200uF+2IC222(X07)(X14)(X08)BLOCK DIAGRAMKRF-V4550D/V4550DE/V4550D-S4ADJUSTMENTNo.ITEMINPUT SETTINGSOUTPUTSETTINGSRECEIVERSETTINGSALIGNMENTPOINTSALIGN FORFIG.1DISCRIMINATOR(A)98.0MHz 1kHz, 40

13、kHz dev. Connect a DCvoltmeterbetween1and 2of CN4 on(X07).MONO98.0MHzL4(X07)0V3DISTORTION(STEREO)98.0MHz(C) 1kHz, 40kHz dev. Selector : L or R Pilot : 6kHz dev. 70dBf (ANT. input)(B)AUTO98.0MHzIFT(FRONT END: A1)Minimum distortion(L or R)2DISTORTION(MONO)(A)98.0MHz 1kHz, 40kHz dev. MONO 70dBf (ANT. i

14、nput)(B)MONO98.0MHzL5 (X07)Minimum distortion4TUNING LEVEL(A)98.0MHz MONO 1kHz, 40kHz dev. 29.2dBf (ANT. input)(B)MONO98.0MHzVR1 (X07)Adjust VR1 andstop at the pointwhere ED1(TUNED) goes on.FM SECTION SELECTOR : FM Adjust NO.1 and NO.2 repeatedly.70dBf (ANT. input)DIGITAL INOPTICALDVDCD/DVDVIDEO VID

15、EO 2COAXIALVIDEO 1VIDEO 2PLAY INREC OUTSYSTEM CONTROLFRONT SPEAKERSCENTER SPEAKERSSUB WOOFER PRE OUTAC OUTLETSWITCHEDTOTAL 90W MAXAC 230V50HzFM75GNDAMMONITORPLAY INPLAY INREC OUTAUDIOLRMD/TAPE1CD/DVDPHONOGNDREC OUTFRONTLCENTERSURROUNDSUB WOOFERDVD/6ch INPUTR(A)(B)(C)FM SGFM SGTV SGAGMPXHTBTV MPXAGAG

16、AC voltmeterOscilloscopeDistortion meterDummy antenna(D)SYSTEM CONNECTIONSIC105IC108IC107Q140Q115D130Q113Q116Q139D127D106Q132Q114IC1 1 0IC106Q5Q6D117Q12Q11D122D124D1 15D1 13D1 14IC109D112D1 1 1D118Q117D128Q142D129Q141Q16D1Q52Q112Q53Q111Q51Q121Q1 18D121IC1 1 2Q4I C 111D108D109D1 10Q135Q136Q9Q10Q3Q15Q

17、119Q120D120D190D107Q202Q201D201Q211Q210IC203D207D216D213D211Q209Q208Q212Q206Q203Q204Q214Q215Q207IC601PHONO EQ.1W324W523W311R279C245W301R132R131R129R130R136R137R135R133R134R128R120R121R1 19R1 17R1 18R122R126R127R125R123R124R146R145R144R149R148R147R140R139R138R141R142R143R150R151R152C120C121C123C125W3

18、36C127C129C131C133C135C124C126C119C130C132C134C136C128R153C140C122C139C102C101R102C106R103R101R104C105R105R106R154R155C143R156C144R339R280R395C248R179C109C110R350R389R387R388R390R320R247R248W108R246R245C188C187R205R340R206C159C160W319R188R202R201R204R203C249C250R174R180W329W320R173R375R341R328R234R2

19、62R225R209R210W330R224R233W302C186R278R220W312R219R256R250C168C170C169C167C203C204C224C218R241R239R240 R242R197R198R266R276 R277R265R196R195C173C174R164W514W513R162 R161R163R332C163W506R329R334R333C157C164R187R177C162R178C265R222C158R175R186R176C152R185R244W305C161R270W306R327R223R221C185R159R243R20

20、0R325R199R268R324R257R302R249C191C192R301C213C210W313C211R267C267C228W333R378C227R377R307C197C198C195C196C216C215R308W307W343R281W322R367R170R169R315R370R365R366R368R369W303W328C147R361R362R371R373R372R352R353R269R351R363R336R335W331W332W323R331R330W327R167W326C151R384R326C247R337W317W318R168R166C14

21、8R165R356R171R172C222R273R253C205R252C207W340R272R271C220R251R360R254R274R284W310W342C180R216R215C175R213C179C230C229R214R212C176R21 1R358R217 R218R357W325W309R323W321W308R314R313W316 W315W341W304R394R392R391R393C268R285W338W334W339W337W335R283R310R309C266R287EBBEBEEBEBEBBEEBEBEBEBEBEBEBEBEBEBEBEBEB

22、EBEBBEBEEBEBEBEBEBEBEB142815148514 58145858 14418511415281485AM STEREOR75C84C9C92C93C88R89R90C91C89C90C35C83C87W660/R32W653R29C8C58C56C57C61C60C36R43R48R66R63R62R69R67R68R18R19R34R33R20C69C63W685C4W659W681W686C81C5R84C6C1C2C3C82C78C75C1 1C12C39C25C26C24C42C41C40C30C22C52C45C47C50C51C18C20C43C44R55R7

23、9R56R53R54R57R51R52R49R42R80R82R11R14W656R12R15R16R17R10R4R1R5R8R9R6R7R35R39R38R23R28R25R76W683R74R78R47W684R45R46W661R27C31C76C79W651R31R36W655R83C77W662R64R65R60R59R58W652R30C80R72C71R73C70C34C33W682C64R37W680W654R88R85C86C85R86R87C74C606C13EBEB EBBEEBEBEBEBEBEBEBEBEBIGO18169Q54Q138(WH1)(WH1)Q137C

24、N7J1D103D101D126D125Q134D105Q2WH2CN2WH4WH5WH3Q1D104D102Q17D123Q122Q123IC104Q14Q13Q8Q7WH4WH5WH3 WH2CN1J6J5J4J3CN3E2E3CN6Q133J7PRE OUTAUDIOWOOFERSUBPLAYINREC OUTPLAYINREC OUTVIDEO1VIDEO2/MONITORMD/TAPEREC OUTPLAYINCD/DVDPHONOJ2X07-3142-71 A/3 (J70-1370-41)SURROUND SPEAKERSLRCENTERSPEAKERLRFRONTSPEAKER

25、SIC113IC101IC102IC114E1FM DET MPXfor u-COM+5.4V AVRCN5D206A1IC201D204D203D209IC202CN4J8IC602D604CN67CN68CN66CN69D605D603D602Q601D608CN62CN63CN61CN64X07 C/3CN65J61S1AC OUTLETX07 B/3ANTENNAREDBRNYELYELWHTREDBRNWHTR259R184R183C251R312R182W174W189W164W109W86W66W61W1 12W84W180W3W81W7W152W192W211W187W196W

26、167W179W168W212W132W185W150W9W119W155W130W125W154W136W19W161W158W129W101W94W183W151W33W117W76W30W184W215L8W80W56W43W45 W44W35W34W18W28W46W182W172W88W118W72W32W71W60 W58 W57W53W29W67W40W42W74W41W21W1 1W12W128W82W54W173W73W90W79 W78W102W156W107W17W31W157W27W37W39W77W48W5W1W15W213W139W153W137W10W6W24W3

27、6W209W203W204W206W49W50W122W38W14W16W8W176W195W52W210W65W91W93W142W146W169W145W141W138W166W1 15W126W135W114W87W85W83W162W68W69W70W165W171W178W124W123C239C200C240C202R319K4W199C142C145C146C141C108C103C107C104C1 15C116R157R160K3R158C241R381R345C114C113C242C244 C243C246C111C112R1 13R112R1 14R111R108R10

28、7R110R109C137C138R382C238R207C172W25R116R115R228R230R385R229R399R260R386R383R227W188R31 1C252C1 17C1 18K1R322C259C237W22R235L102R318R317R181R316L101C166C153C253 C254W92W55W96C225C226R232R231C193.C183R258C194C184R379R355R261C209C214C154C212C189R189R190R346W104C171C217W47C264W1 16W51C165C155 C156C262R

29、303R304R364R347R342C257C258C235R354R306R305R374C236W194W207W95W4W2R286R338K2R263R236C201C199IC103R348R343W149W198C190R226R282C417C415R380C263W97C261R321C416W59R349W218C255C149C150R359R397C206C221W148C177C178R398W205C260C181C182C208C223R376R193 R194R275 R237 R238 R264W191W217R208C256W200 W201W13C270W

30、208W144W62W26W190W216W20W163R344L103L105L104C233R191R192W143R255C234C231C232C2691 815IGOGIO6521125621232212333211 5EBEBBEEBEBBEBEBEEBEBEB EBBEEB2211181114 18ONOFF7.2MHz3.6MHzW133W177W127W160W159W202W1 10W105W121W134W140W 111W1 13W120W106W175W193W197W181W147W170W131W89W103W6315W75W23W64(W)AM RF(G)T.M

31、ETERMPX.FIL.FMTUNEDFM IFPLLVT125VPRIMARYF18AF2LC17C28C38C29C37VR1CF1CF2C10CF3L2R50R44R71C49C46C72C32C14C15C67C68C55L3C62C66C65L1C73C7R81C27C16C19C21C23L6L7L5C48R41L4R70R40R77R61C54C59C53R2W250C604R604K601R610R605R606D601R601T1C602C603R609R3C605R603R602W251ACSWT2.5A250VP61C601X2VrefX1OGIE212112311122

32、1211516301 812115BACEGIBDFHJ2 1357 46Refer to the schematic diagram for the value of resistors and capacitors. PC BOARD (Component side view)56R49R48R46R47R53R50R51R40R41R39R38R44 R45R43R42R64R61R62R65R57R52R54R59R63R58R121R120R119R109R108R110R113R112R111R125R124R122R123R126R98C13R1 18R128C12C18R66C

33、15C16C2C10C17C31C22C25C21C20C28C29C26C27R29R34R36R37R31R30R33R32R8R5R4R7R12R13R15R14C52R70R130R83C33C57C1 16C7C108C34C35R107R501R502R143R162R127C14C1 1R129C39R60R161C46C61C19W514W507W509C44W503C47R142C41R55W505C42R141C60C45R1 14C55C43C109C110R71R72R69C48C56C53 C50C36C37C58C1 15C113C114C112C111C59C91

34、 8916100125 2650517576OGIGOIEBBEBEBEBEEBEBEBBEBEBEEBEBEBC106C107R505C451C411C412C401R454R452R450C459C460R428I OR403R401R405R427GC505C601C751C752C753R527R523R514R406C402R407R402R528R522R613C507 C506R524R521R404C510C610R610R612C607C609 R607R609 R601R605C151R66C603C605R603R611R152C183R633BGC453I OC450R

35、631 R635 C621C454ER20C174R451C172C175C173R308R302R306C308C153C154C163C166C164C165C171R166C152R151 C151R174R175C184R165R168R172R173R169C141C253R9C56C23R58C57R7C6C5R11R12C7R8 R10C42C8R35C36C55 C54B ER37C37R33R41C41C43C35C307C206 C205C306 C305R307R208 R207R206C301C208R304C303C204R305R303C108R204C203C20

36、2C201C104R203C207R205R108L32C31R32C34C102C101L31C103R105R103R104R106C106C105C107R31R107C33C255R262R261C256R217R215R218R216C125R253C254R258R257C126C251R254C252Q1Q2Q9Q8Q4Q6Q7Q5Q3Q1 1Q10D12D16D15IC4D35D34IC6D36IC3Q12Q14D1 1Q13IC1D41IC47D75D76D51D52D6Q61IC45D61D42Q1D3POWERX14 F/6S6S4S5S8S11S12S9S10S13S1

37、6S15S17S7S14A1IC2D7D4D5D6D3D2D1WH1X14 C/6X14-7122-73 A/6 (J70-1409-31)X14 B/6WH1WH7WH2CN1WH6D8S18WH3S2S3D9E2E1D30D29D28D27D26D25D22D18D21D13/W33D20D17D19E6D24/W36IC5CN2S1CN5D23D33X14 D/6PHONESCN3J1E5CN5IC46IC43IC44IC41E2IC62CN2J75IC42IC61IC51J61SYSTEMCONTROLVIDEOIC31Q41Q42Q62D43E7WH6D44D62IC1E1CN1IC

38、15CN3D151Q15Q16D152DVD/6CH.INPUTIC2D1D2IC4A2IC6IC5A3A1IC21J1IC11IC12DIGITALINCD/DVDDVDVIDEO2CENTERSUBWOOFERIC14J3IC13J2FRONTSURROUNDX08-3010-11 A/3(J70-1363-41)WH5S19X1W41W1 13W1 16W1 18W1 10W108W107W101W1 15W92W16W38W14W10W37W2W63W66W67W50W13W52W48W74W82W53W64W55W60W78W68W69W83W80W75W89W120W85W97W9

39、0W98W81W111W88W102W93W95W77W76W79W62W61W54W105W125W106W103W127W104W1 17W124 W123W91W126W46W40W35W56W27W17W11W22W7W32W15W5W3W39W12W21W6W44W45W59W57W65W58W70W71W72W94W49W96W128W147W149W99W145W146W144W8W100W143W136W109W1 19W139W129W84W112W122W121W114W47W31W1W4W24W25W137W135W140W130W132 W131W133W134W138

40、W142MODELISTTENBANDAUTOSOUNDMEMORYDIMMERSETUPINPUTMODEMONITORUPMULTI CONT.WHTWHTSP.B(MUTE)(SP. ON/OFF)SP.ADOWNSOURCEDIRECTDTSDIGITALDOLBYPRPLOGIC3STEREO(DOWN MIX)CS5.1BLKRED8MHz4.332MHzW43R170CP2CP3C54R2R10ED1W148C40/C49R169CP502C4CP501R168W87R6C3C32R22R11R16R17R9R23R21R20R19C5R24C6R25R27 R26R18R167

41、C23R3R1R35R56C24CP1C30R87R88R131R166R164R79R85W20C51W9C1C38W141W23W73R67R86W19W34W18X2R84R165W86VOLUME CONTROL131287STANDBYPOWER2120121 2GIO7 81 211731515355155GIOINPUTSELECTOR13323321P131C458 C59R519R517 18148C413C419R41212C611C417CP44R431C418CP41CP42C457R453C452GC456I3.3VO6R5155 84 1R433C40341R432

42、R4261785C455C461R434CP51C5027CP521721C415C41420CP43C4169161C608281C60244 401 R502718C50114148R50128C508C504 R50339DSP29C60471C509C606R56C58R682212R518R310R153R154R162R163R462R465BBEER464R463R461R636R634C27C24AVR109R5162C2854R1R632C622C3C4R211R3 R5C298C1C182C181C179C180C177C1672322R164E.VOLC169R161 R

43、160C178R4 R61C22R3125C161R157R158C168C17022C162R156R159R155218SWCP1171C188BEC185C186426C187C1601C156 C155C159R17015BE2R171166chR255C92812.288MHzL41R55R57R42C44C25C2144C503R21R52011 1R45R59C45C46 R448 53423 33AD/DAC2641R43C22R361R6715R38R541 14X1R3485RC212R210R212R202C304R301C311R3094R3115C211R209R21

44、1R201 LPFC104R112C112RSC309 R3131C310CR2148R314161C210C209R114R213LSConfigC32C111R109R110R101R1024R1111R259R26015C110C109L R113C122 R124C157C158130R122 R128530 8R251R2561R127R126R1254R121R252R1231 C12121KLNPRTMOQS2 1357 46Refer to the schematic diagram for the value of resistors and capacitors.PC BO

45、ARD (Component side view)87ACEGIBDFHJ2 1357 46KRF-V4550D/V4550DE/V4550D-SY05-4332-70100R4R233K0-5PGND4ANT1GNDGND3 2 1C327PL1C127PC215PC140.1C53-7PR1100KR3100KL2 C410PC6R6 33KC7 5-10PL3L40-100R1510K1.5KC2110PR17470-C1647P7C9C153.9K2-6PC17L7R12C19C208P27PR1410KR16220R18C8 0-6PR7 33KR51000PL5C10L65PC12

46、 2P680K-1.5MR8680R9C1 127P0.1C221-3P100R19150K-560KC23OSC100P0-100VCC8 6R11 IF-OUTIFTVT0.1C135270 R441000.01C310R8R2220C20.013.3KR7820680R4CF1CF2R121001/4W3PC75R41 100KL1R42 10K1uHL2S-METERDRIVETUNINGFMAM/FMS-CURVE12FM IFS-METERFMDETIF-BUFF34GND5AMOSCBUFF ALC3029SDCOMPAMAM IFRF.AMPAMMIXREG28AMAGC272

47、6VCC867DRIVESTEREO9121011131514MUTEDET 2524232238K304KHzVCOFF219KFFDECODERANTI-BIRDIEP-DET21SWSTEREO2019PILOTDETFF19K818171647P0.047C2010u10C19+0.047C223.3u35C21+R25C2627K0.018330P10u16C23+4.7u25C27C25180PVR110K4.3K4.3KR27R282.2u50C29+2.2u50C28+0.022C31C790.022C30C8010u16C38+10u16C37+0.047C1222R1610

48、0R1410u16C14+R17 3.6KC45 22P+C151u503.9K3KR180.47u50C16+R19C171u50+8.2KL41C81L30.047C1 147u16C10+2115K R23R83 1K47PC76C4147P21C B I/FDIVIDERREFERENCE3214522214SWALLOW COUNTER1/16,1/17 4bitsONDETECTORRESETDATASHIFTREGISTER LATCH67810911POWERCHARGE PUMPPHASE DETECTORUNLOCK2019181716UNIVERSALCOUNTER 12bits PROGRAMABLEDIVIDER1/21513127.2MHzX1C4210P1.2K R59R58 12K10KR48 1KR47 1KR46 1KR45 1K470PC4447u16C48+10u16C46+1000P2.2u50+0.022R531KR54R515.6K100R5