Kenwood-KRFX-9992-D-Service-Manual电路原理图.pdf

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1、PHONESINPUT SELECTORVOLUMEMPEGCinema Re-EQDOLBY DIGITALCLIP INDICATORPOWERON/STANDBYABSPEAKERSMUTEDOWNUPDISPLAY MODES VIDEOVL-AUDIO-RCD2 / TAPE2MONITORONOFFAV AUXSYSTEMCONTROLFRONT SPEAKERS(4-16 )CENTER SPEAKER(4-16 )SURROUND SPEAKERSDIGITAL INDIGITAL OUTVIDEO 2COAXIALVIDEO 3COAXIALVIDEO 4OPTICALCD

2、1OPTICALOPTICALSL 16XS 8(SL 16)(XS 8)(4-16 )SWITCHED TOTAL90W MAX.LRALRLCRBSL 16TEXTLRRANTENNAAM-FM 75GNDCD1PHONOMD/ TAPE1RECOUTPLAYINRECOUTPLAYINPLAY INPLAY INCD2 /TAPE 2MONITORMONITOR OUTFRONTFRONTSURROUNDSURROUNDCENTERCENTERSUBWOOFERSUBWOOFERLLRLRVIDEOS VIDEOPRE OUTVIDEO4 6CH. INPUTAUDIOVIDEO 3 V

3、IDEO 4PLAY INVIDEO 2VIDEO 1LRAUDIOPLAY IN RECOUT+-6CH2CHVIDEO 4INPUTKnob(K27-2248-04)AC power cord*(E30-)AC outlet*(E03-)Phono jack (E63-1069-05)Miniature Phone jack (E11-0374-05)Phono jack(E63-1030-05)Panel(A60-1649-12)Knob (K29-6858-12)Knob (K29-6855-03)Knob (K29-6855-03)Knob (K29-6852-04)Phono ja

4、ck(E63-1071-05)Slide switch(S62-0034-05)Front glass (B10-2418-03)Indicator(B12-0326-04)Front glass (B10-3503-03)Screw terminal board(E70-0095-05)Screw terminal board(E70-0096-05)Miniature phone jack (E11-0360-05)*Refer to parts list on page44.This manual is available for repair in the Europe and Eng

5、land markets. Please refer to the original manual (B51-5560-00) if need the information in the USA and Canada and other markets.Cylindrical receptacle(E56-0019-05)Cylindrical receptacle(E56-0020-05)Phono jack(E63-1055-05)x3Power cord bushing(J42-0083-05)Oscillating module(W02-1114-15)Phono jack (E63

6、-1054-05)Cylindrical receptacle(E56-0012-05)Phone jack(E11-0271-05)Indicator (B12-0333-04)AUDIO VIDEO SURROUND RECEIVERKRF-X9992D/X9992DESERVICE MANUAL1999-8/B51-5564-00 (K/K) 165370%Cylindrical receptacle(E56-0019-05)Optical receiving module(W02-1181-05)Phono jack (E63-1039-05)Phono jack (E63-1056-

7、05)Phono jack (E63-1070-05)Lock terminal board(E70-0052-05)Phono jack(E63-1040-05)KRF-X9992D(K) COVER1,1P( 99.11.1 6:53 PM yW1KRF-X9992D/X9992DE2CONTENTS / ACCESSORIES / CAUTIONSCONTENTS / ACCESSORIES / CAUTIONS.2ADJUSTMENT.3PARTS DESCRIPTIONS.4PC BOARD.5SCHEMATIC DIAGRAM.13EXPLODED VIEW.43PARTS LIS

8、T.44SPECIFICATIONS.Back coverContentsFM (T90-0841-05) indoor antenna (1)Remote (A70-1290-05)(RC-R1007)Battery cover(A09-1130-08)control unit (1)Loop antenna stand (1)Batteries(R6/AA) (4)AM loop antenna (1) (T90-0833-05)(J19-3645-05)How to reset the microcomputerThe microcomputer may malfunction (imp

9、ossibility of operation,erroneous display, etc.) when the power cord is unplugged andplugged in again while the unit is in ON mode or due to otherexternal causes. In this case, execute the procedure on the right toreset the microcomputer and return the unit to the normal condi-tion. CRResetting the

10、microcomputer clears the memory you entered andreturns it to the initial condition when the unit left the factory.1With the power cord plugged in, turn the POWER key toOFF.2While holding down the (ON/STANDBY) key, pressthe POWER key.Please note that the following items will be deleted fromthis units

11、 memory if the power cord is disconnectedfrom the AC outlet for approximately three days.Memory backup functionCRThe frequency setting is cleared and 87.5 MHz is selected.CRThe preset station memory is cleared.CRThe surround setting is cleared and reset to the initial condition.CRThe input selection

12、 is cleared and the “Tuner”input is selected.CRThe volume setting is cleared and the volume is set to “-66 dB”.CRThe receiving band setting is cleared and the “FM”band isselected.AccessoriesCautionsKRF-X9992D(K) COVER1,1P( 99.11.1 6:53 PM yW23ADJUSTMENTKRF-X9992D/X9992DENo.ITEMINPUTSETTINGSOUTPUTSET

13、TINGSRECEIVERSETTINGSALIGNMENTPOINTSALIGN FORFIG.1DISCRIMINATOR(A)98.0MHz 1kHz,40kHz dev.70dBf (ANT. input)Connect aDC voltmeterbetween CN12 1and CN12 2(X11)MONO98.0MHzL604(X11)0V(a)2DISTORTION(MONO)(A)98.0MHz 1kHz,40kHz dev. MONO70dBf (ANT. input)(B)MONO98.0MHzL605(X11)Minimumdistortion(a)3DISTORTI

14、ON(STEREO)(C)98.0MHz 1kHz,40kHz dev.Selector : L or R Pilot: 6kHz dev.70dBf (ANT. input)(B)AUTO98.0MHzIFT(RFFRONTEND: A601)Minimumdistortion (Lor R)(a)4TUNING LEVEL(A)98.0MHz MONO1kHz, 40kHz dev.25dBf (ANT. input)(B)MONO98.0MHzVR601(X11)Adjust VR601and stop at thepoint where ED1(TUNED) goeson.(a)FM

15、SECTION : SELECTOR : FM *Adjust NO.1 and NO.2 repeat.AUDIO SECTION SPEAKER : A PREOUT : OFF PROLOGIC : ONIDLE CURRENTConnect a DC voltmeter across CN1 (each port)1, 2 pin : L5, 6 pin : R3, 4 pin : SL7, 8 pin : SR9, 10 pin : C(FRONT 2chMODE)Volume:0VR1(L)VR2(R) VR3(SL) VR4(SR)VR5(CENTER)(X07-)10mVSYS

16、TEMCONTROLFRONT SPEAKERS(4-16 )CENTER SPEAKER(4-16 )SURROUND SPEAKERSDIGITAL INVIDEO 2COAXIALVIDEO 3COAXIALVIDEO 4OPTICALCD 1OPTICALSL 16XS 8(SL 16)(XS 8)(4-16 )SWITCHED TOTAL90W MAX.LRALRLCRBSL 16TEXTLRRANTENNAAM-FM 75GNDCD1PHONOMD/ TAPE1RECOUTPLAYINRECOUTPLAYINPLAY INPLAY INCD2 /TAPE 2MONITORMONIT

17、OR OUTFRONTFRONTSURROUNDSURROUNDCENTERCENTERSUBWOOFERSUBWOOFERLLRLRVIDEOS VIDEOPRE OUTVIDEO4 6CH. INPUTAUDIOVIDEO 3 VIDEO 4PLAY INVIDEO 2VIDEO 1LRAUDIOPLAY IN RECOUT+-6CH2CHVIDEO 4INPUT(A)(B)(C)FM SGFM SGAGMPXAGAC voltmeterDummy antennaOscilloscopeDistortion meterSYSTEM CONNECTIONSKRF-X9992D(K) COVE

18、R1,1P( 99.11.1 6:53 PM yW524PARTS DESCRIPTIONSDEKRF-X9992D/X9992DEKRF-X9992D(K) COVER1,1P( 99.11.1 6:53 PM yW53ABDFHJCEGI2 1357 46Refer to the schematic diagram for the value of resistors and capacitors.PC BOARD (Component side view)65X07-293X-XX A/8 (J70-1152-11)CENTERSPEAKERSURROUNDSPEAKERSLRBAFRO

19、NT SPEAKERSLR LRBBEEEEBBBBEEEEBBBBEEEEEBBBBEEEBB129BEBEX07H/8X07G/81313X07 E/8X07 B/8X07 D/8IGOEBX07C/8BE12AC OUTLET16EBBEBEBEBEEB110EBEBEBEBEBBEBEBEBEEBBEBE1316EB115EBEBEBEBBEBE13EBBEEEBB1313POWERKRF-X9992D(K) PCBSD1,2P( 99.11.1 7:03 PM yW1KMOQSLNPRT2 1357 46Refer to the schematic diagram for the v

20、alue of resistors and capacitors. PC BOARD (Component side view)78D12Q10Q9D10D14D2D1D7D8D13D9D35D34Q51Q52Q48Q47Q46Q45D32Q34Q32Q33D18Q11Q31Q49Q50D11R145R144R159R151R152R157R158R153R154R155R100R106R133R134R142 R143R139R140R124R127R131R132R130R128R129R210R211R208R209R212R235R236R239R242R243R240R241R229

21、R226R227R230R234R231R232R183 R181R182R188R189R172R180R178R206R207R192R193R190R191R194R195R5R6R3R4R7R8R27R21R22R20R26R23C11C13C16C18C14C31C33R2C40C41C24C19C20C29C30C26R95R85R87 R86R82 R84 R83R98R97R67 R68R89R88R96R90R73R74R71R72R77R78R75R76R94R93R80R79R92 R91R50R61R62R59R60R65R66R63R53R54R51R52R58L39

22、L41C15C281R48L40R324R319R560R565R566R564R567R466C238C237R467C199R461 R459C241 C233 R465R468R469R434C198C212C211R435C197R428R429 R427R426C215C216C207C208R433R432R436R437C141C188 C189R408R409R402R403R401R400R450C195R562C109R399C183C80C78C81C79R505C149C151C148C150 C144C143R314R313R312R504R509R373R374 R

23、370C76R301C178C72C71C67C68C70R394R396R395R393C175C61C63C176 L34 C62L33C177C179R389L42C64R410R413R411R412R444R398R443R442R415R416R417C73C75R507R506R569R303C173R392C69R360C119C118C124 C117C116C115C120R347R343R340R336C130C128C129C133 C134R361C276C125C126C127C123C222C250C228R363R364R362C132C135C122C156L

24、27L26C247R561C139C275C154R545R356L35C226C225R387L32C167L31C166R380R381R383R382R376R378R377C155R379R386R384R385C35C36R523R522R530R524R525R526R527R521R528R529R531R532R538R536R537R534R533R535R543R542R541R540R539R544R349R351R354R355R353C248C249R245R511C131R546R573C287C278C277C28R329C104C102R328R327C85R3

25、18R311R487R486C259C260C267C268R320C90R321C93L9L6L10C100R325C86R464C234C242C3C2C89C87C91C180C282R326C101C103C84R458C94R483R482R480R481L38W1L36L37C202R488R489C201R491R490C96R322C264C263R460C200EBEB EBEB EBEBBEEBEBBEEBBEBEEBR563R568C82R316R323C97EBR1R146R163R164R165R160R161R162R169R170R171R166R167R168R

26、150R147R148R149R156R114R115R113R111R112R116R120R121R119R117R118R103R104R102 R101R105R109R110R108R107R136R137R135R138R141R125R126R122R123R219R220R217R218R215R216R213R214R228R233R184R185R186R187R174R175 R173R176R179R177R201R202R199R200R203R204R205R197R198 R196R99R13R14R11R12R17R18R15R16R9R10R33R19R25R

27、24C23R81R69R70R49R57 R55R56R330C108R221R238R41R42R39R40C280C279C284C285C283L4L5C7C99C98R492R494R493R495C272C271C257C261C262R479R478R476R477C258R475R474R484R485R470R472R471R473C246C245C231C235C236R457R456R454R455C232R453R452R462R463R438R440R439R441C220C219C205C209C210R425R424R422R423C206R421R420R571R

28、570L21L22L23C190C191R406R407R404R405C186C187C106C107C194C140R317R300R310R315R309R500R508R503R501R502R414R306R304R305C65R445R308R307C74R391C66R302C172R388R390R446R447R448R449C174R333R430R357R358R346R345R341R342R339R338R335R337R334R431R359R368C224R369C273C274R365C136R510R366R367C223R559C137C138R558C4C

29、163C162L29L28L30C158C159C161C160C164C165C230R350R348R352C121R553 R552 R551R554R555R556L3L2C6 C5C39C38L8 L7R547R246R572L43C288EB51503081212080411680131100406160 1114151288 916116040739618132161780214028172920414478141231811414412114874145781 161143334222311987841 2021801110406116020145 81145 8581 48

30、54185418 5418 5418 54185418 54114817TGRX3X2R244C21C22C32C34C12C27C37C25GDB6chX58C157C286C42X4C269C265C266C239C240C213C214C152C142R371C145C146C153R372R375C170C168C229C88C95C270C92C244C243C218C217C193C192C169C171C147C83C110X111111511513test1115GIOIGOIGO11511 513IGOGIOIC4Q8D15D16IC1IC3IC5IC30IC28IC22IC

31、25IC29IC24IC27IC26D17IC21IC55IC54IC53 IC52IC51 IC50IC48IC49D31IC23D33IC32IC31IC37A4IC38IC36E1IC2WH3CN19J1CN13J2 J3CN17CN14CN15CN12S1J4A2A1 A3CN11IC34IC35 IC33S2IR CONT.RDSX08-2942-71(J70-1250-21)IC63.3V AVRprotectionLRCSWLtRtLSRSoutputLPFVIDEO2COAXIALINPUTVIDEO3COAXIAL VIDEO4OPTICAL OPTICAL CD1 OPTI

32、CALOUTPUTSL16TEXTSYSTEMCONTROLINPUT VIDEO4P2SYSTEM I/OdigitalSELsub DSPFormatConverterAVRinputbuffercodecOSCmain DSPsub u-commain u-comP1KRF-X9992D(K) PCBSD2P( 99.11.2 9:45 AM yW1UVXZABADWYAAAC2 1357 46Refer to the schematic diagram for the value of resistors and capacitors.PC BOARD (Component side

33、view)109C17C14C15C13C11C12C23 C24C18C16C3 C2C4C6C5C10C9C7 C1C8 C32C33 C31C27C28C36C34C35R379R387R388R380R378R368R369R367R377R370R36R12R11R10R9R16R15R14R13R3 R4R1R2R7C301C302R8R5R6R18R30R31R28R29R34R35R32R33R19R21R20R26R27R24R25R74R75 R73R78 R76R77C258C257C252R258C305C304C303C306C309C308C307C340C320C

34、319C310C315C316C265C270C263C266C268 C267C269R266R265R268R267R253R254R251R252R255R256R269R345R343R344R389R390R305R306R303R304R309R310R307R308R302R273R274R271R272R301R322R323R320R321R326R324R325R319R313R314R311R312R317R318R315R316W311C391C392C386C380C385C379C354 C372C362C123C218C217C216C124C220C219C21

35、5C169C168C167C158C157C155W312C208C207C125C126 C170C205C109C110R227R228R177R178R201R202R167R168R165R166R164R163R162R214R215R212R213R216R217R218R205 R206R203R204R207R211R208R361R381R382R362R118R112R113R111R116R117R114R115R156R157R154R155R161R158R132R131R153R103R104R107R108R105R106R383R372W313W314R363R

36、365R385R395C376R386C396C395C375R396C393 C394R384W310R391C383C357C381R371C358R373R393 R375C366R376C390C389C365R394C387C388 R374R366C384R392C382R364W306W309C601R605R607R675C684W688W327R257R337R327R336R335R329R332R334R328R333R330R331R338R693C689R139R138R135R690W653C691C692R691R647R645W684C690W660C636R6

37、43R648R618R619R620W685W659C681C605C606C602C603C682C678C675C611C612C625 C626C624C642C641C640C613C680C622C652C645C647C650C651 C618C620C643C644R611R655R656R653R654R657R651R652R649R642R680R682R610R614R612R615R616R617R603R604R601R608R609R606R635R639R638R623R628R625R676R674R678R646R627C679R685C676C631W651

38、R636W655R683R692R659R658W652C686C630R672C671R673C670W680R688W654C685R686R687C687R136 R137C313R192R210R209R412W308R410R409R411R191R542R544C140R408R406R188C508R190C146R222R230R229R221C145R189W307R175R172R186R160R152C166C163R224C213R225R223W331W319R543 R541R342R356W303W328R532R534R531R533C542R536R535R3

39、53R354R341R340R349R339R350R355R359C541R351R352C534R538C533C524C510R514R502C514C520W326C512C518C516R520R347R180R173R171C325C522R518R512R516R510R508W325R504R506C506C504C502W305R174R346R179C139R185R159R151R407R405R187R110R102C122R182C134R124R128C116R122C128C106R127C119R134R133C121R101R109C133R181R129R1

40、23R121C115C105C127R125R517C517C519R511R515R519C515C513C511R509W329C523R126W304R507R501W323R503R505R348C339R403R401R183C107C509C507R513C501C503C505 C326R196R197R198R199C521R402R404R184C165R537114152811415281528141EBEBEBEBEBEBEBEBEBEBEBEB EBEBEBEBEBE B EBEBEBEBEBEBEB EBEBE BE BEBE BEBEBEBEBEBEBEBEBEBE

41、BEBW321R243R241R2451528R247C238C232C234C235 R238R293R294R296R295R237C240R24914R248R239R240C231C2371C239C236R235C229R231R233C228R242 R232R234C230R236C226 C225C233R246R244C227114C86R89R90C92C91C241C242W318R555R556C54C53R7015R69R7128C55R53R55 R47R45C41R44R42R43R41C42R48R46C44C43C45R51R49R52R50C46R56R54

42、C48R63C49R60R58C50C47R62R64 R59R57C52R61C51Q44Q35Q36Q34Q33Q32Q31IC2IC1D5D6Q43Q12Q5Q4Q7Q6Q1Q3Q2Q9Q11Q10Q8D12D615Q602Q601Q46Q45Q48Q47Q611Q610D601D613D611Q612Q606Q614Q607D3D4Q21Q22Q19Q20Q23Q24Q16Q15Q18Q17D13IC42D2IC18IC4OFF ONWHTGRNT.METERFMTUNEDDA T ASELCLKSELSTBSELD.GNDSTBVOLDA T A VOLCLKVOLSW -MUTEA

43、-MUTE115-B+B-B+BAT TW54C342C341C37 C30C38C40C39C22C21C26C29C25C253C318 C322C321C317C254W12C251R17C314W27C348W19C347C349C356C355C346C345C103C104C374C373C377C368C360C359C364C367C363C210C209C204C153C154C159C203C160C111C112W186W164C118C117C532C378C353C361 C371C156C206C108W46W11C143C147C144C148W188C171C1

44、72W190W192W189W203W210C211W177W191C137C141C138C142C131C135C132C136W206W211W176W227C531W162C212W205W216 W215 W214W209 W208R358W212W217W15W144W226W21W24R357C260C259W213W157W187W155W185W142W133W228W231W232C350W22W39 W40W37W58W65W25W16W33W13W47W17W55W20W23W10W38W50W56W42W36W26W44W14W60W35W43W41W61W48W45

45、W49W66W52W62W59W53W57W63W68W67W29W70W73W64W30W28W32W51W31W34W74W75W76W69W71W72W148W207W105W5W3W2W18W7W6W8W1W131W152W82 W81 W80W96W89W84W97W130W86W134W93W109 W108W123W161W113W92W110W153W112W150W121 W120W107W135W137W154W156W90W145W147W132W115W124W104W119W221W218W219W222W163W83W91W103W87W88W85W116W99W2

46、23W224W225W111W149W220W79W78W77W136W143W606W619W622W621W620W617W610W601W9AM RFMPX.FIL.PLLVTFM IFFM DET MPXSRchSLchSELECTORSWchSELECTORR633R634W608W101W250W98W247W102L604R637L609L602W616VR601CF601CF602C610W613W623C649C646C672C632C614C615W624R644L603W602W611C619W615L6018 1R650C673C607R681C627C617 C616

47、C621C629C628C638 C637C623L606L607L610C648R641L605R602R640X601W100R677C688W248W117W249W251W4R694L611R621R622Rch85414185854185145814169811891658581414RchRchLch141411011205588Lch1818151181911511889 161815415 115130161211522121119114581169814 58SELECTORR290EB4R292BEW128 R298R300 R299 R29715111W246R291W2

48、43 W244W24581W242W236W239W237W238W240W241844C2215C222C2245W174W198W194W202W201W200W146C28515W2294W139W140W160 W138W173W141W1781W233W235W234W18215C2861W165W179W175W180W181W184W167W151W168P2W12731C402 C401W170W158SELECTORW183W171W166W199W172W19541W15920W196C223W193W169W197W2041LchIC27IC3IC44IC43IC28IC25IC23E1IC21IC22 IC24IC31IC47IC30IC53IC29IC26IC48IC52IC51D14WH2WH1J2 J6J1CN1CN