Kenwood-KD-CMP-919-Service-Manual电路原理图.pdf
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1、PREOUTTEXT COMPACTDIGITAL AUDIOD.REPRDMP.M/M.RDMREADY SIRIUSAUTOSCNNF50Wx4SRCDAB1/52/63/74/8MENUAUDOFFANGSCRLKDC-X759REPTEXT COMPACTDIGITAL AUDIOD.REPRDMP.M/M. RDMREADY SIRIUSAUTOSCNNF50Wx4SRCDAB1/52/63/74/8MENUAUDOFFANGSCRLKDC-MP919PREOUTREPF.SELTEXT COMPACTDIGITAL AUDIOPTY/D.REPRDMP.M/M. RDMTISCNN
2、F50Wx4SRCDAB1/52/63/74/8MENUAUDOFFANGSCRLKDC-XXXXXXPREOUTREPF.SELGSMKDC-9020R/MP919 /PSW9521/X759 CD RECEIVER SERVICE MANUALC2002-2 PRINTED IN KOREAB51-7900-00(K) 3409The CD mechanism information is not in this service manual.Please, refer to service manual. KDC-9020R/PSW9521: X92-4470-0x(B51-7899-0
3、0)KDC-MP919: X92-4460-00(B51-7891-00)KDC-X759: X92-4450-00(B51-7889-00)Panel assy(A64-2568-02)KDC-X759Panel assyKDC-9020R: (A64-2570-02)KDC-PSW9521: (A64-2586-02) Panel assy(A64-2569-02)KDC-MP919KDC-9020RKDC-PSW9521Escutcheon assy(B07-3007-03)Escutcheon assy(B07-3007-03)Escutcheon assy(B07-3007-03)1
4、DC cord(E30-)DC cord(E30-)Plastic cabinet assy(A02-1497-13)Remote con.assy(A70-)Antenna adaptor(T90-0523-05)Escutcheon(B07-3010-02)Mounting hardware assy(J21-9716-03)Lever(D10-4562-04)Bracket (L)(J19-5051-03)Torsion coil spring(G01-2924-04) Screw set(N99-1722-05)Screw set(N99-1704-05)Remote con.assy
5、(A70-0886-15)Bracket (R)(J19-5052-03)Depends on model. Refer to the parts list.ILLTEL MUTEACCANT CONP CONBACK UPEXT AMP CONTPLL+BBUFFERDECODERRDSE-VOLMPXN.C.IF+BSYSTEM u-COMRESETSWA8V SW14VEXT AMP CONTDIMMERACC DETTEL MUTEP CONB.U DETANT CONSW5V B.U. 5VPAN5VMASKMECHAPOWER ICTHERMOPROTECTIC4MUTEPRE A
6、MP4.5VIC11-13SP OUTPRE OUTRESETAM+BFM+BNOISEBUFFERSPEANAAGC OP AMPSYSTEMES+MUTE DRIVERIC94.5VSERVOAVRDC/DC4.5V PREIC15DRIVERMASKREMOO-CEO-CLKO-DATASTEERING REMOTEEXTERNAL DISPLAYDC/DCREGCD4.7VDC/DCIC7MATRIXKEYREMOFL3.3V SWVFD (GRADATED)SPEANABPFG/R SWPANELu-COMFL+B SWVFD (GRADATED)MATRIXKEYRESETSWFL
7、3.3V SWREMOROMFL+B SWPANELu-COMSPEANABPFG/R SWIC10IC14IC2CONTROL1.8VPRE OUTPRE OUT OUTPUT VOLTAGEIC1IC5IC8251mV (E) TYPE470mV (K) TYPEFM:AM:230mVF/ECDCH(X16-160)FL (2 COLOR) TYPE(X16-161)FL (GRADATED) TYPE (X16-158)(X16-159)AUDIOS-METERIFC OUTPLL DATAPLL CLKSW5VFMAMCDCHANGERS METERQUALSDA SCKS MUTEA
8、 8VMASK SW1RCLKQUALRDATANOISES METERAFSIFC OUTPLL DATAPLL CLKSW1M RSTLO/EJMO SWMUTE RMUTE LM STOPSW3DATA C CH RSTCH MUTESW2DATA HCH CONCH CLKREQ HREQ CMASK DETRESETAM+B FM+BSCKSDAPRE MUTEMUTEBEEPP MUTEACC DETPHONEDIMMEREXT AMP CONTP CONPAN5VP ONANT CONTB.U. DETSW5VSW5VCH MUTECH RSTDATA HDATA CCH CON
9、REQ CCH CLKREQ HBACK UP1200mVCD4.7VSERVO +BA8VPAN5VB.U. 5VSW5VMUTE AC GNDBACK UPSW5VB.U.5V+BFM4500mVCDAM 750mV2250mV1069mV1715mV(K) TYPE (E) TYPE4500mVB.U. 5VSW5VSCKSDAB.U. 5V-BSERVO+B+B-BMASK SW2 MASK SW3 O-CEREMO O-DATAO-CLKMASK + MASK - CD-MECHA+BILLONCD4.7VPANEL 5VPANEL 5VVDD1 VDD2FACPANEL 5VPAN
10、EL 5VVDD1 VDD2FACAFSMS CLKMS DATAM STOPM RSTMUTE LMUTE RMO SWLO/EJSW1SW2SW3A8VB.U. 5V(MP3. WMA)CH3600mV1372mV855mV(E) TYPE4.5V PRE 1.8V PREMODE4500mV 4500mV 3600mV1200mVKDC-9020R/MP919/PSW9521/X7592BLOCK DIAGRAMKDC-9020R/MP919/PSW9521/X7593COMPONENT DESCRIPTIONElement Purpose H.Without RDS andLRBDS:
11、 “L“.12BEEPOBeep output terminal.LLSince there is no13REMOIWired remote inputwired remote control,terminal.connected to GND.14N.COOutput Open. Not used.L15N.COOutput Open. Not used.L16IC2-SDAI/OIC2, IC5 and CD mechanism DATA line.Hi-ZHi-Z17IC2-SCLI/OIC2, IC5 and CDmechanism CLOCK line.Hi-ZHi-Z“L“ wh
12、en M MUTE R is L (during CD playback). “H“ (other sources18PRE-MUTE ROPREOUT(Rch)MUTE“L“ during momentarythan CD)Hpower down. “H“ only in2-zone operation.“L“ when M MUTE R isL (during CD playback). 19PRE-MUTE LOPREOUT(Lch)MUTE“L“ during momentaryH (other sources Hpower down. “H“ only inthan CD)2-zon
13、e operation.20N.COOutput Open. Not used.L21TEST-Test pin.Normal: “L“. During22N.C(SVR)Opower OFF: “H“ in 5 sec.“H“ (“L“ in 5 sec.Power OFF: Hafter Power OFF).23P-MUTEOPower IC MUTE terminal.Power OFF: L All OFF: “L (“H“ in 5 sec.“L“. Tel muting: “L“Hafter P-ON OFF).POWER IC ON: H 24P-STBYOPower IC S
14、TBY terminal.POWER IC OFF : LLLALL OFF: HON: Open. OFF: “L“.25MUTEOMuting terminal.Time constant: 0.48 msLOpen (“H“ in 5 sec.(with both ON/OFF)after P-ON OFF).SYSTEM MICROCOMPUTER uPD703033AGF-*-3BA (X25)KDC-9020R/MP919/PSW9521/X7598MICROCOMPUTERS TERMINAL DESCRIPTIONPinNameI/OPurpose Processing Ope
15、rationProcessing DuringProcessing During Non-Operation STBY26SW5VI/O5V power supply terminal.ON: L OFF: Hi-ZHi-Z“L (“Hi-Z“ in 10 sec.after Power OFF).Momentary power downB-U present: “L“.27BU-DETIdetection terminal.B-U absent (momentarypower down): “H“.28ACC-DETIAcc detection terminal.Acc present: “
16、L“.Acc absent: “H“.29N.COOutput Open. Not used.L30DIMMERISmall detection terminal.ON: L OFF: H“L for 40 ms: Bass BoostOff.31EXT-AMP-OExternal amp control“L“ for 70 ms: Bass BoostHHCONTterminal (200 ms).Low.“L“ for 100 ms: Bass Boost High.POWER ON: H32P-CONI/OPower control terminal.POWER OFF: Hi-ZHi-
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