Kenwood-KRFVR3100-avr-sm 维修电路原理图.pdf

AUDIO VIDEO SURROUND RECEIVERKRF-V9992DVR-3090/3100SERVICE MANUAL 1999-7/B51-5560-00 (K/K) 1685SYSTEMCONTROLFRONT SPEAKERS(6-16 )CENTER SPEAKER(6-16 )SURROUND SPEAKERSDIGITAL INCD1COAXIALVIDEO 4COAXIALVIDEO 3OPTICALVIDEO 2OPTICALSL 16XS 8( SL 16 ) ( XS 8 )(6-16 ) OPTICALDIGITAL OUTSWITCHEDLRALRLCRBSL 16TEXTIRRECEIVERINRELAYCONTROLIROUTLCDREMOTEIR REPEATER OUTTVON/OFFSENSORLRRRLRANTENNAAM-FM 75GNDCD1PHONOMD/ TAPE 1RECOUTPLAYINRECOUTPLAYINPLAY INPLAY INCD2 /TAPE 2MONITORMONITOR OUTSURROUNDCENTER SUBWOOFERLLRFRONTLRVIDEOS VIDEOVIDEOSECOND ROOM PRE OUTPRE OUTAUDIOVIDEO 3VIDEO 4PLAY INVIDEO 2VIDEO 1LRAUDIOPLAY INRECOUT+-AUDIOPHONESINPUT SELECTORVOLUMEDTSDOLBY DIGITALCLIP INDICATORPOWERON/STANDBYABSPEAKERSMUTEDOWNUPDISPLAY MODES VIDEOVL - AUDIO - RCD2 / TAPE2MONITORON OFFAV AUXIndicator(B12-0326-04)Indicator(B12-0333-04)Indicator(B12-0303-24)Panel*(A60-)Knob*(K29-)Knob*(K29-)Knob*(K29-)Front glass(B10-2418-03)Video cylindrical receptacle*(E56-)Phone jack(E11-0271-05)Phono jack(E63-1030-05)Knob*(K27-)Knob*(K29 -)Lockterminal board(E70-0052-05)AC power cord*(E30-)Miniature phone jack(E11-0373-05)x2Oscillating module(W02-1114-05)AC outlet*(E03-)Screwterminal board(E70-0096-05)Phono jack(E63-0133-15)Phono jack(E63-1028-05)Front glass(B10-2451-03)* Refer to parts list on page 42.Phono jack(E63-1084-05)Phono jack(E63-1005-05)Slide switch(S62-0034-05)Phono jack(E63-0139-15)x2Phono jack(E63-0200-05)Phono jack(E63-0136-15)x2Power cord bushing(J42-0083-05)Screw terminal board(E70-0095-05)Optical receiving module(W02-1181-05)x2Video cylindrical receptacle(E56-0011-05)x2Miniature phone jack(E11-0360-05)Phono jack(E63-0162-05)x2Miniature phone jack(E11-0291-05)Miniature phone jack(E11-0374-05)x2Phono jack(E63-1008-05)Note: Keep this manual with the previous manual (B51-5426-00).70%?RadioFans.CN 收音机爱 好者资料库2KRF-V9992D/VR-3090/3100FM (T90-0841-05) indoor antenna (1)Remote (A70-1285-05)(RC-R1008)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)* AC (E03-0115-05) plug adaptor (1)* Use to adapt the plug on the power cordto the shape of the wall outlet. (Accessoryonly for regions where use is necessary.)CONTENTS / ACCESSORIES / CAUTIONSCONTENTS / ACCESSORIES / CAUTIONS.2ADJUSTMENT. 3PC BOARD .5SCHEMATIC DIAGRAM .13EXPLODED VIEW .41PARTS LIST.42SPECIFICATIONS .44ContentsAccessoriesCOMPARISON TABLECautionsHow to reset the microcomputerThe microcomputer may malfunction (impossibility of operation,erroneous display, etc.) when the power cord is unplugged andplugged in again while the unit is in ON mode with the keypressed or due to other external causes. In this case, execute theprocedure on the right to reset the microcomputer and return theunit to the normal condition.1 Unplug the power cord from the wall outlet.2 While holding the (ON/STANDBY) key depressed, plug thepower cord into the wall outlet again.?Resetting the microcomputer clears the memory you entered andreturns it to the initial condition when the unit left the factory.U.S.A. and Canada1 With the power cord plugged in, turn the POWER key OFF.2 Whill holding down the ON/STANDBY key, press POWER key.Expect for U.S.A. and CanadaPlease note that the following items will be deleted fromthis units memory if the power cord is disconnectedfrom the AC outlet for approximately three days.Memory backup function?The frequency setting is cleared and 87.5 MHz is selected.?The preset station memory is cleared.?The surround setting is cleared and reset to the initial condition.?The input selection is cleared and the “Tuner” input is selected.?The volume setting is cleared and the volume is set to “-66 dB”.?The receiving band setting is cleared and the “FM” band isselected.CAUTION:This manual is not available for informations, disassembly for repair, circuit description,adjustment and wiring diagram. Please refer to KRF-V7771D service manual(B51-5426-00).Also parts list is written a different part from B51-5426-00 manual.VR-2080VR-3090VR-2090VR-3100KRF-V8881DKRF-V9992DX07X07-2940-10X07-2940-10X07-2940-10X07-2940-10X07-2940-21X07-2940-21X08X08-2850-10X08-2852-92X08-2850-11X08-2850-11X08-2850-22X08-2850-22X11X11-3800-10X11-3803-81X11-3800-11X11-3802-91X11-3800-21X11-3800-71X25X25-6040-10X25-6042-71X25-6040-11X25-6040-11X25-6040-22X25-6040-22?RadioFans.CN 收音机爱 好者资料库3KRF-V9992D/VR-3090/3100ADJUSTMENTSYSTEMCONTROLFRONT SPEAKERS(6-16 )CENTER SPEAKER(6-16 )SURROUND SPEAKERSDIGITAL INCD1COAXIALVIDEO 4COAXIALVIDEO 3OPTICALVIDEO 2OPTICALSL 16XS 8( SL 16 )( XS 8 )(6-16 ) OPTICALDIGITAL OUTSWITCHEDLRALRLCRBSL 16TEXTIRRECEIVERINRELAYCONTROLIROUTLCDREMOTEIR REPEATER OUTTVON/OFFSENSORLRRRLRANTENNAAM-FM 75GNDCD1PHONOMD/ TAPE 1RECOUTPLAYINRECOUTPLAYINPLAY INPLAY INCD2 /TAPE 2MONITORMONITOR OUTSURROUNDFRONTCENTER SUBWOOFERLLRLRVIDEOS VIDEOVIDEOSECOND ROOM PRE OUTPRE OUTAUDIOVIDEO 3VIDEO 4PLAY INVIDEO 2VIDEO 1LRAUDIOPLAY INRECOUT+-AUDIO(A)(B)(C)FM SGFM SGAGMPXAGAC voltmeterDummy antennaOscilloscopeDistortion meterNo.ITEMINPUTSETTINGSOUTPUTSETTINGSRECEIVERSETTINGSALIGNMENTPOINTSALIGN FORFIG.1DISCRIMINATOR(A)98.0MHz 1kHz,75kHz dev.70dBf (ANT. input)Connect aDC voltmeterbetween CN12 1and CN12 2 (X11)MONO98.0MHzL604(X11)0V2DISTORTION(MONO)(A)98.0MHz 1kHz,75kHz dev. MONO70dBf (ANT. input)(B)MONO98.0MHzL605(X11)Minimumdistortion3DISTORTION(STEREO)(C)98.0MHz 1kHz,67.5kHz dev.Selector : L or R Pilot: 7.5kHz dev.70dBf (ANT. input)(B)AUTO98.0MHzIFT(RFFRONTEND: A1)Minimumdistortion (L or R)4TUNING LEVEL(A)98.0MHz MONO1kHz, 75kHz dev.15dBf (ANT. input)(B)MONO98.0MHzVR601(X11)Adjust VR601and stop at thepoint where ED1(TUNED) goeson.1DISTORTION(STEREO)(C)98.0MHz 1kHz,67.5kHz dev.Selector : L or R,Pilot: 7.5kHz dev.70dBf (ANT. input)(B)AUTO98.0MHzIFT(TUNER UNIT: A601)Minimumdistortion(L or R)2TUNING LEVEL(A)98.0MHz MONO1kHz, 75kHz dev.15dBf (ANT. input)(B)MONO98.0MHzVR601(TUNER UNIT)Adjust VR601and stop at thepoint whereED1 (TUNED)goes on.FM SECTION : Except M type SELECTOR : FM *Adjust NO.1 and NO.2 repeat.FM SECTION :M type only SELECTOR : FM SYSTEM CONNECTIONS?4KRF-V9992D/VR-3090/3100ADJUSTMENTNo.ITEMINPUTSETTINGSOUTPUT SETTINGSRECEIVERSETTINGSALIGNMENT POINTSALIGN FORFIG.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-)10mV?ABDFHJCEGI2135746X07-294X-XX A/8 (J70-1153-11)CENTERSPEAKERSURROUNDSPEAKERSLRBAFRONT SPEAKERSLRLRBBEEEEBBBBEEEEBBBBEEEEEBBBBEEEBB129BEBEX07H/8X07G/81313X07 E/8X07 B/8X07 F/8X07 D/8IGOEBX07C/8BE12AC OUTLET16EBBEBEBEBEEB110EBEBEBEBEBBEBEBEBEEBBEBE1316EB115EBEBEBEBBEBE13EBBEEEBB1313POWERRefer to the schematic diagram for the value of resistors and capacitors.PC BOARD(Component side view)56KMOQSLNPRT2135746TGRDSCKRST11SLchSRchCchSWchCONFIGDR1LchRch1DSIDOSRSTDSODSIDRDSODSI11111151151131511DTSAC-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-2850-10 (J70-1143-51)CN16A3A2A1J11IC73CN17CN13CN19J16J17S1MAIN MI-CONSUB MI-CONDSPDSPDSPADC/DACRDSIC76IC78IC80IC74D201D54D205IC90D109Q64Q65Q56Q57Q58Q60IC54D59D52D51D72D76D75D61XS8XS8SL16SYSTEMCONTROLSL16SL16TEXTOPTICALDIGITALOUTDIGITALINVIDEO2OPTICALVIDEO3OPTICALVIDEO4COAXIALCD1COAXIALD63D60D58D208IC56IC71IC52IC59IC69IC86IC85D103Refer to the schematic diagram for the value of resistors and capacitors.PC BOARD(Component side view)78BEEBBEBEBEEB11415281141528BEEBEBBEEBBEBEBEBEEBBEBE1412815EBBEBEBEBEBEBEBEBEBE41X11 F/7X11 D/741BEEB51X11-3800-10 A/7 (J70-1198-11)RLCENTERREC OUTPLAY INCD2/TAPE2/MONITORSUBWOOFERPRE OUTMD/TAPE1PLAY INREC OUTCD1AUDIO85411151181458148514584581169181818148514581891614588541201101118115191141528BEEBEBBE91618BEBEEBEBBEBEEBBEBEPHONESIR OUTLCD REMOTEIR RECEIVERINSENSORRELAYCONTROLTV ON/OFFIR REPEATEROUT1931X11 G/7X11 E/7X11 C/7X11 B/7SECONDROOMPRE OUTPLAY INVIDEO4VIDEO3PLAY INREC OUTVIDEO1PLAY INVIDEO2PLAY INVIDEO1AUDIO145820114ANTENNACH. SPACEDE EMPHASIS221211111516301215118916145819548115116198158UVXZABADWYAAAC2135746Refer to the schematic diagram for the value of resistors and capacitors.PC BOARD(Component side view)910KMOQSLNPRT2135746L67R944L68R1C893C945C889C888L73C939C940C886C876R753R981W1W2R951W3R952R955R953R954C878C879L10L9C881C880C941C882C883C938C937C887C946C890R976R986C918R987R988C750C752C753C637C631C646C645C642C416R991C552C551C543C553C558C523C522C532C531C530C615C613C944L21L22L12L11R997R713R712R701R702R699R697R698R703R704R739R740R741R738R720R717R718R719R726R727R723R724R725R696R659R660R661R662R666R667R668R663R664R665R646R647R648R643R644R645R649R653R654R686R687R688R683R684R685R689R693R694R695R673R674R670R671R672R682R679R742R805R806R807R804R808R809R810R852R846R847R845R840R759R765R767R768R764R747R754R769R793R794R795R796R797R798R770R771R779R777R534R517R611R606R615R616R617R612R613R614R594R603R602R631R632R633R641R642R624R628R629R630R625R626R627R593R584R585R586R581R582R583R578R571R655R587R580R577R902R901C754C520C508C507C509R844R913R915R911R931R912R909R914R919R918R917R916R920R908R907R904R903R906R905R910C858C857C868C870C872C955L74C952C560C561C901R834R565R564R562R563C585C580C581R990R989R967L64L70C594R566C588C587C905L31L32C904L69C919C920C921L63C927C928C595C596L71R737R732R803C628C922L6C900C571C572C573C574L72R436R438R437R435R451R453R454R452R414R416R426R418R422R421C425R417R415R413C437C438R921R922R923R924C445C459C460C446C467C468C481C482R782C620R785C621C626 C896R966C651 C897R943R851C415R3R993C956C925C924R992C911C949L29E BE BEBE BEBE BBEEEBBE BR579D203D202D65D64Q63D108Q66Q52Q51Q54Q53Q67D62D53Q55D207Q68D204D206Q69D111D110TGRDSCKRST11SLchSRchCchSWchCONFIGDR1LchRch1DSIDOSRSTDSODSIDRDSODSI11111151151131511DTSAC-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-2850-10 (J70-1143-51)CN16A3A2A1J11IC73CN17CN13CN19J16J17S1MAIN MI-CONSUB MI-CONDSPDSPDSPADC/DACRDSIC76IC78IC80IC74D201D54D205IC90D109Q64Q65Q56Q57Q58Q60IC54D59D52D51D72D76D75D61XS8XS8SL16SYSTEMCONTROLSL16SL16TEXTOPTICALDIGITALOUTDIGITALINVIDEO2OPTICALVIDEO3OPTICALVIDEO4COAXIALCD1COAXIALD63D60D58D208IC56IC71IC52IC59IC69IC86IC85D103Refer to the schematic diagram for the value of resistors and capacitors.PC BOARD(Component side view)78AEAGAIAKAMAFAHAJALAN2135746C372C370C354C358C356C362C376R356R354R352C707C706C602C604C608C702C703C701C110 C109C137C117C605C607C606C138C16C15C455C14C13C12C2C812R362R368C813C814R380C227R366C1R364C815C206C205C11R710R708R711R701R702R706R707R705R139R138R136R128R126R131R132R159R114R113R225R226R214R215R213R211R216R183R158R204R203R209R210C108 C107R208R207R111C371C601C369C609C612C353C611R110R112C106C357C105R141R140R107R108C104 C103R105R104C112 C111R117R116R118C113R121R120C102C101R143R142R101R102R631C355C361C375R355R353R351R361R367R379R365R363C411C410C402C404C403C406C413R403R402R401C322C320C304C308C306C312C326R306R304R302R312R318R330R316R314C319C303C307C305C311R305R315R313C121R630R628R629R621R622R620R618R619R627R623R611R612R610R617R615R613R614R601R606R607R406R409R415R408R407R414R220R378R218R219C610R217R310R359C212C211C201C202R377R19R20R9R10R15R16C21C22R913R914R915R205R202R124R206C705R1R109R115R129R916C153R133R119C154C129R360R212R703R405R221R328R308R357R327C24C23C633R602C629C630C631C632C621C208C704C622R665R664R663R662R657R654R659R658C207R650R603C624R649R648R647R646R645R644R643R642R641R227R633R632R223R634C628C627R103C626C625C620C619C623C708L2L1C614C613C615C617C618C829R358R404R666R661R660R656R655R653R652R651R636R635R637R638R639R640R123C152R416R709R222R