Kenwood-RA-100-Service-Manual电路原理图.pdf

《Kenwood-RA-100-Service-Manual电路原理图.pdf》由会员分享，可在线阅读，更多相关《Kenwood-RA-100-Service-Manual电路原理图.pdf（44页珍藏版）》请在收音机爱好者资料库上搜索。

1、STEREO INTEGRATED AMPLIFIER/TUNERR-A100/A150/V300/V350SERVICE MANUAL1997-9/B51-5369-00 (K/K) 3653Caution : No connection of ground line if disassemble the unit.Please connect the ground line on rear panel, PCBs, Chassis and some others.Illustration is R-V350.* Refer to parts list on page 41.ON/STAND

2、BYPHONESINPUTTAPE 2(MONITOR)TA/NEWS/INFO.DISP.AUTOA.MEMOBANDPTYCLOCKMODE TIMERVOICEACTIVATESETON/OFFSET 1SET 2VOICE ACTIVATETUNINGMODEMULTI CONTROLLEVELVOLUME CONTROLDOWNUPAV SURROUND RECEIVER R-V350 R D SEON+FRONTREARCENTER+RLRLCANTENNAAMFM 75GNDTAPE1/MDTAPE 2(MONITOR)LDVCRCDAUXINININRECPLAYRECRECP

3、LAYMONITOROUTLDVCRREC OUTVCRPLAY IN PLAYR LSYSTEMCONTROLVOICE ACTIVATESUB WOOFERPRE OUTVIDEOSPEAKERSAUDIOUNSWITCHED( 6-16)Dressing panel(A21-1989-03)Panel *(A60-)Lock terminal board(E70-0053-05)Lock terminal board(E70-0046-05)Phono jack *(E63-)AC power cord *(E30-)Power cord busing(J42-0083-05)Minia

4、ture phone jack(E11-0283-05)Phono jackx3(E63-0139-15)Phono jack(E63-0138-15)AC outlet *(E03-)Metallic cabinet(A01-3457-01)Lock terminal board(E70-0052-05)Knob *(K29-)Phone jack(E11-0280-05)Knob(K29-6727-04)Front glass *(B10-)Indicator(B12-0311-04)Knob *(K29-)Miniature phone jack *(E11-)R-A100/V300(k

5、)1P 98.4.25 11:35 yW2R-A100/A150/V300/V3502CONTENTS / ACCESSORIESContentsCONTENTS / ACCESSORIES.2EXTERNAL VIEW.3CIRCUIT DESCRIPTION.6ADJUSTMENT.10PC BOARD.12SCHEMATIC DIAGRAM.19EXPLODED VIEW.39PARTS LIST.41SPECIFICATIONS.53FM indoor antenna(1)(T90-0809-05) R-A100/R-V300 : IYMCX type(T90-0810-05) R-A

6、150/R-V300/V350 : EKPT typeAM loop antenna(1) (T90-0820-05)Loop antenna stand(1)(J19-3645-05)Cable tidy(2)(F07-1602-04)Graphical Remote Control unit(1) *(A70-1159-05) GRC-150 (R-V300 KP type)Battery cover (A09-0379-08)Batteries(R03/AAA) (4)Batteries(R6/AA) (2)(Except U.S.A. and Canada)* Use to adapt

7、 the plug on the powercord to the shape of the walloutlet.(Accessory only for regionswhere use is necessary)ON/STANDBY MUTEVOLUMEENTERSetupDVD/6ch InputSoundSpeakerC DSat.Tape1CableResetVCR1VCR2L DT VConfirmSet UpReturnInputSourceMain MenuTapeATapeBTape1LDTunerCDVCR2VCR1TVSat.CableMicrophone(1)(W01-

8、0935-05)*AC plug adapter (1)(E03-0115-05)Accessories (R-A100/A300/V300/V350)Remote control unit(1) *(A70-1136-05) RC-S0504 (R-V350)(A70-1150-05) RC-S0503 (R-V300) IYMCX typeBattery cover (A09-0378-08)(A70-1149-05) RC-S0300 (R-A100/A150)Battery cover (A09-0357-08)R-A100/V300(k)1P 98.4.25 11:35 yW3R-A

9、100/A150/V300/V3503EXTERNAL VIEWON/STANDBYPHONESINPUTTAPE 2(MONITOR)AUTOA.MEMOBANDCLOCKMODE TIMERSETTUNINGMODEMULTI CONTROLLEVELVOLUME CONTROLDOWNUPAV SURROUND RECEIVER R-V300 +FRONTREARCENTER+RLRLCANTENNAAMFM 75GNDTAPE1/MDTAPE 2(MONITOR)LDVCRCDAUXINININRECPLAYRECRECPLAYMONITOROUTLDVCRREC OUTVCRPLAY

10、 IN PLAYR LSYSTEM CONTROLSUB WOOFERPRE OUT75sFM100kHzAM 10kHz50sFM50kHzAM 9kHzDE-EMPHASIS CHANNEL SPACEAC 220-240VAC 110-120VVIDEOSPEAKERSAUDIO( 6-16)UNSWITCHEDDressing panel(A21-1983-03)Panel *(A60-)Lock terminal board(E70-0053-05)Lock terminal board(E70-0046-05)Lock terminal board(E70-0052-05)Phon

11、o jack *(E63-)Slide switch(S62-0001-05)AC power cord *(E30-)Power cord busing(J42-0083-05)Miniature phone jack *(E11-)Phono jackx3(E63-0139-15)Phono jack(E63-0138-15)AC outlet *(E03-)Metallic cabinet(A01-3457-01)Knob *(K29-)Phone jack(E11-0282-05)Knob(K29-6727-04)Front glass *(B10-2367-02)Indicator(

12、B12-0311-04)Knob *(K29-)Illustration is R-V300.* Refer to parts list on page 41.Slide switch(S62-0034-05)R-A100/V300(k)1P 98.4.25 11:35 yW6R-A100/A150/V300/V3504EXTERNAL VIEWON/STANDBYPHONESINPUTTAPE 2(MONITOR)CLOCKTIMERMODETIMERSETAUTOA.MEMOBANDTUNINGMODEMULTI CONTROLLEVELVOLUME CONTROLDOWNUPSTEREO

13、 RECEIVER R-A100SRSTAPE1/MDTAPE 2(MONITOR)LDVCRCDAUXINININRECPLAYRECRECAUDIOPLAYPLAYR LSYSTEM CONTROLSUBWOOFERPRE OUTANTENNAAMFM 75GND75sFM100kHzAM 10kHz50sFM50kHzAM 9kHzDE- EMPHASISCHANNELSPACE+SPEAKERS ( 6-16 )RLAC 220-240VAC 110-120VUNSWITCHEDDressing panel(A21-1990-03)Panel (A60-1193-01)Lock ter

14、minal board(E70-0052-05)Phono jack *(E63-)Slide switch(S62-0001-05)AC power cord(E30-2592-15)Power cord busing(J42-0083-05)Miniature phone jack *(E11-)Phono jackx3(E63-0139-15)AC outlet *(E03-)Metallic cabinet(A01-3459-01)Knob(K29-6779-02)Knob(K29-6780-02)Phone jack(E11-0280-05)Knob(K29-6660-04)Fron

15、t glass *(B10-2385-02)Indicator(B12-0311-04)Knob(K27-6779-02)Illustration is R-A100.* Refer to parts list on page 41.Lock terminal board(E70-0053-05)Slide switch(S62-0034-05)R-A100/V300(k)1P 98.4.25 11:35 yW7R-A100/A150/V300/V3505EXTERNAL VIEWON/STANDBYPHONESINPUTTAPE 2(MONITOR)ON/OFFSET 1SET 2AUTOA

16、.MEMOBANDTUNINGMODEMULTI CONTROLLEVELVOLUME CONTROLDOWNUPSTEREO RECEIVER R-A150SRSVOICEACTIVATEVOICE ACTIVATECLOCKTIMERMODETIMERSETR D SEONTAPE1/MDTAPE 2(MONITOR)LDVCRCDAUXINININRECPLAYRECRECAUDIOPLAYPLAYR LSYSTEM CONTROLVOICEACTIVATESUBWOOFERPRE OUTANTENNAAMFM 75GND+SPEAKERS ( 6-16 )RLUNSWITCHEDDre

17、ssing panel(A21-1984-03)Panel (A60-1194-01)Phono jack *(E63-)AC power cord *(E30-)Power cord busing(J42-0083-05)Phono jackx3(E63-0139-15)Lock terminal board(E70-0053-05)AC outlet *(E03-)Metallic cabinet(A01-3459-01)Lock terminal board(E70-0052-05)Knob(K27-6661-02)Knob(K29-6662-02)Phone jack(E11-0280

18、-05)Knob(K29-6660-04)Front glass(B10-2347-02)Indicator(B12-0311-04)Knob(K27-6661-02)Illustration is R-A150.* Refer to parts list on page 41.Miniature phone jack *(E11-)R-A100/V300(k)1P 98.4.25 11:35 yW10R-A100/A150/V300/V3506CIRCUIT DESCRIPTION1. Back up data and initial dataPOWER ON/OFF: OFFMAIN VO

19、LUME LEVEL: -65dBAUDIO INPUT SELECTOR: TUNERVIDEO INPUT SELECTOR(R-V300/V350): VCRTAPE1/MD: TAPE1TAPE2/MONITOR: OFFFL DISPLAY MODE: SELECTORSOURCE DIRECT(R-V300/V350): OFFSURROUND(R-V300/350): STEREODSP MODE(R-V300/V350): ARENASPEAKER CH.LEVEL(R-V300/V350): 0dBBALANCE: CENTERDELAY(R-V300/V350): 20ms

20、EFFECT LEVEL(R-V300/V350): 3TONE BASS: 0dBTONE TREBLE: 0dBINPUT LEVEL: 0dBSRS 3D(R-A100/A150): OFFSRS 3D LEVEL(R-A100/A150): LEVEL 0TUNING MODE(AUTO/MONO): AUTOPRESET MEMORY(40ch): TEST PRESET FREQUENCYLAST BAND: FMFM LAST FREQUENCY: 87.5MHzAM(MW) LAST FREQUENCY: 531kHz (CH.SP 9kHz): 530kHz (CH.SP10

21、kHz) LW LAST FREQUENCY: 153kHzLAST P.ch: -chRDS DISPLAY MODE(R-A150/V300): FREQUENCY DISPLAYTA/NEWS/INFO.(R-A150/V300): OFFCLOCK DISPLAY: AM 12:00TIMER: OFFSLEEP TIMER: OFFVOICE ACTIVATE KEY WORD: NON SPECIFIC SPEAKER(RD:KENWOOD)VOICE ACTIVATE: ON2. Main microprocessoruPD780206GF025 (X14-, IC1) MIYC

22、X typeuPD780206GF027 (X14-, IC1) KPTE type2-1 Microprocessor periphery block diagramREMOCONu-COMPLL ICRDS DEMO. ICELECTRIC VOL.TONE CONT.+10dB ATT.MUTEVOICE ACTIVATION(X05) IC2(X14) IC52 (E,T type only)(X09) IC4, IC5(X08) Q1,2,58,15(X05) Q68(X14) IC51(E,T type only)SERIALCOMMUNICATIONROTARY ENCODER(

23、VOLUME CONTROL)DELAY ICDSP ICAUDIO SELECTORVIDEO SELECTORKEY MATRIX(X14) S28, S29(X09) IC2(X09) IC3(X09) IC1, IC301(X09) IC1FL DISPLAY(X14) ED1(X14)SP. RELAYPROTECTIONPOWER CHIP ENABLEPHONES DETECTRESONATOR(X1. MAIN)XTAL RESONATOR (X2. TIMMER)RESETu-COMuPD780206GF025uPD780206GF027KEYSCANKEYRETURNVOI

24、CE INPUTPOWER ONACTIVE VOICE ONVOICESET 1VOICESET 2R-A100/V300(k)1P 98.4.25 11:35 yW11R-A100/A150/V300/V3507CIRCUIT DESCRIPTION2-2 Key matrixDSW1DSW4 : Tuner distinationDSW5 : R-A100/A150 or R-V300/V350 Model distinationPTY,TA / NEWS / INFO / DISPLAY(RDS) : RDS function model (R-V350/A150)( ) : R-V3

25、00 / V350 /A100 functionC : R-A150 (E,T type) function2KR33KR24KR15KR073 KS074 KS1TUNING %DISPLAY(RDS)PTYTA/NEWS/INFO75 KS2(MULTI MODE)(MULTI LEVEL)(MULTI LEVEL%)C CLOCKC TIMER MODEC TIMER SET76 KS3TUNING AUTO MEMORYBANDAUTO77 KS4(VOICE ON/OFF)(TIMER SET)INPUT INPUT #78 KS5(CLOCK SET)(TIMER MODE)ON/

26、STANDBYTAPE2(MONITOR)C VOICE ON/OFFKS681 KS7DSW1(D29)DSW2(D30)DSW3(D31)DSW482 KS8DSW5(D34)2-3 Pin descriptionNo.NameI/ODescription1VddIPower supply(+5V)2-5KR3-0IKey return 3-06,7,ENC_VOL1,2IEncoder pulse detect1,28HP_DETIHeadphone detect L: Yes9CEIChip enable L: Enable10RESETIMicroprocessor reset L:

27、 Reset11,12X1,2IClock generator13IC(Vpp)-Connect to Vss14,15XT1,2-Sub clock generator16Vdd-Power supply(+5V)17HP_MUTEOMute of headphones18PROTECTIONIProtection detection19SBUSYI/OSerial data busy20SDATAI/OSerial data21DSP_CLKOClock for DSP22DSP_DATAOData for DSP23DSP_STOStrobe for DSP24MUTEOMute con

28、trol L: Mute ON25Avss-GND of A/D converter26PLL_DOOPLL DO27PLL_CEOChip enable for PLL28PLL_DATAOData detection for PLL29PLL_CLKOClock for PLL30T_MUTEOMute for tuner L: Mute ON31STEREOIStereo signal detection L: Stereo32SDISynchro signal detection L: SD detection33RDS_SLEVELISignal level of RDS34Avdd

29、-Analog power supply for A/D converter35Avref-Reference voltage for A/D converter36RDS_CLKIClock for RDS37RDS_DATAIData for RDS38N.C.INo used39REMOCON_INIInput port of remote control signal40Vss-GNDR-A100/V300(k)1P 98.4.25 11:35 yW14R-A100/A150/V300/V3508CIRCUIT DESCRIPTIONNo.NameI/ODescription41+10

30、dB_ATTO+10Db attenuator L: ATT ON42VOL_DATAI/OElectric volume control data43TAPOLO-HI tap change-over R-V300/V350VCR_RECOVCR REC change-over R-A100/A15044,45N.C.INo used46Vdd-Power supply(+5V)47,48N.C.INo used49CS_RELAYOCenter and surround speaker relay control L: C,Sch OFF R-V300/V350INPUT LEVEL O

31、Input level change-over H: 0dB R-A100/A15050F_RELAYOFront speaker relay control L: L,Rch OFF51TC9215OVidual selector change-over R-V300/V350TAPE1_RECOTAPE! REC change-over R-A100/A15052VOICE_CTRLOVoice activation / Standby LED53SEL_STB1OStrobe signal for selector IC54SEL_DATAOData signal for selecto

32、r IC55SEL_CLKOClock signal for selector IC56VOICEIInput port of voice activation57VOL_CLKOClock signal for electric volume58,59N.C.INo used60REM_REWRREQORewrite request signal of interlocution remocon data61REM_RWRIRewrite in signal of interlocution remocon data62REM_RERENITransmit signal of interlo

33、cution remocon data L: Transmission63-70INP 0-7ORemote control data bits 0-771VSEL1OVidual selector72POWEROPower relay control73-78SEG11-16ODisplay segment control 11-16 / Key scan 0-579Vload-Connect to PLL down resistor80SEG10ODisplay segment control 1081SEG9ODisplay segment control 9 / Key scan 7

34、8Tuner destination)82SEG8ODisplay segment control 8 / Key scan 8 (Model discrimination)83-89SEG1-7ODisplay segment control 1-790-100GRID1-11ODisplay grid control 1-11Diode SW(DSWx)0=No diode (Static mode,LOW)1=Diode (Static mode,HIGH)X=Transistor SW (0=OFF / 1=ON)2-5 MODEL DISTINATIONMODELDIODE SW(X

35、14)D34R-V300/V3500R-A100/A1501DestinationBandFrequency RangeChannelSpaceIFPLLFrequencyDiode SW (X14-)DSW3DSW2(D31)DSW1(D30)DSW0(D29)K1(1700)FM87.5MHz108.0HMz100kHz+10.7MHz50kHz0000AM530kHz1700kHz10kHz+450kHz10kHzK2(1610)FM87.5MHz108.0HMz100kHz+10.7MHz25kHz0001AM530kHz1610kHz10kHz+460kHz10kHzE1FM87.5

36、MHz108.0HMz50kHz+10.7MHz25kHz0011AM531kHz1602kHz9kHz+450kHz9kHzE3(RDS)FM87.5MHz108.0HMz50kHz+10.7MHz25kHz0101AM531kHz1602kHz9kHz+450kHz9kHzE4(LW)(RDS)FM87.5MHz108.0HMz50kHz+10.7MHz25kHz0110MW531kHz1602kHz9kHz+450kHz9kHzLW153kHz279kHz9kHz+450kHz9kHzMK2 / E1 change only setting DSW1 (DSW1=0:K2/1:E1)00

37、(Q5,D33)12-4 DESTINATION LIST OF TUNERR-A100/V300(k)1P 98.4.25 11:35 yW15No.OPERATIONTUNER MODEEXCEPT TUNERREMARKSKEYS1INPUT87.50CDLDVCRTAPE1AUX2MULTI.01023940CONTROLLEVELELLCHANGES THE PRESET CH.01 THROUGH 403TIMER SETPRO LOGIC3 STEREOR-V300/V350TEST TONE ON/OFF (PRESS AUTO KEY)PRO LOGIC ONOFFR-A10

38、0/A1504TIMER MODEARENJAZZ CLUBSTADIUMR-V300/V350DSP ONOFFR-A100/A1505CLOCKSTEREO ONOFFR-A100/A1506A.MEMOFL DISPLAY ONOFFSRS ONOFFR-A100/A1507AUTOAUTO ONOFFTEST LchTEST CchTEST RchTEST SchR-V300/V350S.DIRECT ONS.DIRECT ON / MUTE ONOFFR-A100/A1508MULTI.CONTROLMODEBASS 0dBTREBLE 0dBL/R, BALANCEINPUT 0d

39、B9PTYINPUT SELECTOROFF.S-LEVELON.S-LEVELR-V350(E/T)TAPE2TUNER MODE ONLYR-A150(E/T)10DISPLAYTIMER NO PS01 87.50E,T type only11TA/NEWS/INFO.TANEWSINFOOFFChange the segment cyclicallyR-A100/A150/V300/V3509CIRCUIT DESCRIPTIONKEYMODEMULTI. CONTROLTUNINGBANDLEVELDOWN / UPC EXCEPTR-A100/A150VOLUME-89dB0dB-

40、40dBSPC MIN.MAX0dBDELAYC 153020EFFECTC 153L/R,BALANCEDOWNUPLMINRMAXCENTERTONEMINMAXFLATINPUT-6dB0dB-6dB0dB0dB3. Test modeSetting:While pressing the INPUT key, plug the AC power cord into the AC wall outlet.All the fluorescent display indicates. (The all-illuminated state is cleared by pressing any m

41、ain unit keys.Cancelling:Plug the AC power cord out from the AC wall outlet.DISPLAYDESCRIPTIONERR1Main u-COM sub clock no outputERR2Main u-COM sub clock frequency NG3-2 Error message 3-1 Contents of the test modeR-A100/V300(k)1P 98.4.25 11:36 yW18R-A100/A150/V300/V35010ADJUSTMENTNo.ITEMINPUTSETTINGO

42、UTPUTSELECTORTUNER/AMPSETTINGALIGNMENTPOINTSALIGN FORFIG.FM SECTION SELECTOR : FM1DISCRIMINATORL31L32(E, T only)(A)98.0MHz1kHz, 40kHz dev(E, T type)60dBu (ANT INPUT)Connect a DCvoltmeter betweenport of CN2AUTO98.0MHzL31 (X05-)0V(a)(B)L32 (X05-)Minimumdistrotion2DISTORTION(STEREO)(C)98.0MHz1kHz, 40kH

43、z devpilot: 6kHz dev60dBu (ANT INPUT)(B)AUTO(98.0MHz)IFT (W02-)Mininumdistrotion(a)AUDIO SECTION R-A100/A150 ONLY1B CLASSIDLE CURRENTConnect a DCvoltmeterVolume: MinimumSelector: any modes other than TUNERCN31 : LchCN32 : Rch13mV(b)TAPE1/MDTAPE 2(MONITOR)LDVCRCDAUXINININRECPLAYRECRECAUDIOPLAYPLAYR L

44、SYSTEM CONTROLSUBWOOFERPRE OUTANTENNAAMFM 75GND75sFM100kHzAM 10kHz50sFM50kHzAM 9kHzDE- EMPHASISCHANNELSPACE+SPEAKERS ( 6-16 )RLAC 220-240VAC 110-120VUNSWITCHEDOscilloscopeDistortion meterAC voltmeterDummy antenna(B)(A)(C)(D)AGAGFM SGMPXAGFM SGAM SG(a)(b)DC Voltmeter13mVCN31(L)CN32(R)12+-R-A100/V300(k)1P 98.4.25 11:36 yW19