Kenwood-KRC-28-Service-Manual电路原理图.pdf

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1、 1999-11 PRINTED IN JAPANB51-7546-00 (N)1580CASSETTE RECEIVERSERVICE MANUALKRC-28YG/YAMECHANISM EXTENSION CORDW05-0477-00 (7P)W05-0609-00 (10P)SRCPWROFFLOUDEJECTAME ADJA.ADJMONOCLK B.S REP T.CALLKRC-2840W 4XAUTOPANEL ASSY(A64-1909-02)FRONT GLASS(B10-3140-01)ESCUTCHEON(B07-2181-02)CASSETTE LID(A53-16

2、38-13)DC CORD(E30-4790-05)ANTENNA ADAPTOR(T90-0523-05)LEVER(D10-3031-04)x2MOUNTING HARDWARE ASSY(J21-9491-03)PLASTIC CABINET ASSY(A02-1486-13)KRC-28YG/YA2BLOCK DIAGRAMA1SYSTEM u-COMIC1DSIKEYPANELRST SWPAN 5VB.U.5VMUTEACC DETB.U.DETILLUMI AVRMUTE DRIVERPRE MUTEPOWER ICIC6EQ AMPE-VOL4chSP OUTWITHLCD D

3、RIVERLCDMAINSUBIC5ON/OFFIC2IC4SVR SWANT-CONP.ON 5VPRE OUT TEL-MUTE ANT-CONP-CONT ACCB.U.KEY MATRIXMMQ201IC7Q121Q87-89Q80,81Q101Q118Q94-96Q116,117J5/6J2Q41-44Q104IC1Q105J1ANTFM ANT AM ANTAUDIO OUTPLLS METERS-METERPLL DATASUB+ SUB-ACCB.U.AMP MUTESCKPWR STBYSDAFM +B AM +BRSTPANEL ON/OFFLCD CLKLCD CELCD

4、 DATA OUTLCD DATA INDSIFWD/REVT MODEPACK INMOTOROUTRchCOMLchTAPE L/RMPXAMOUT RROUT LROUT RFLEVEL SCKSDAOUT LFTAPE L/RSTBYMUTERchLchPACKT-ENDSTBY MODEFWD REVB.U.5VCOM+BB.U.14VS MUTE168mV 162mVE:190mVKM:360mV(AM)(FM)E:1100mVKM:1600mV(TAPE)1708mV(FM)(CD-CH)3635mV 615mV 830mV(AM)780mV570mV(CD-CH)3495mV

5、(AM)(FM) KM:1500mV E:1060mV(TAPE)1642mV510INHD1FM+B AM+B COM+BB.U.5VPLL CLKSUB MOTORMP INSVRPHONEILL ONB.U.5VP.ON 5VREMOTE341mVSVRRef.102Ref.103Ref.95Ref.105Ref.94M2M18V AVRQ84,85COM+BFM+BAM+BQ93Q92P-CONKRC-28YG/YA(X14-) IC1 : SYSTEM u-COMPORT NAME I/O FUNCTION1 XIN I Clock input2 TEST 2 - GND3 LCD

6、DATA IN I LCD driver data input4 LCD DATA OUT O LCD driver data output5 LCD CLK O LCD driver clock output6 STBY I Tape stand-by SW7 T END I Tape end SW8 SDA 2 I/O Data line to E-VOL.9 SCL 2 O Clock line to E-VOL.10 REQ H O Changer request output11 DATA C I Changer data input12 DATA H O Changer data

7、output13 CH CLK I Changer clock input14 REQ C I Changer request input15 CH CON O Changer control16 LCD CE O LCD driver Chip Enable output17 AM+B O AM power supply control18 FM+B O FM power supply control19 MUTE O Mute output for audio circuit20 ILLUMI O Illumination on21 AMP STBY O Stand-by output t

8、o power amp22 SVR O SVR discharge circuit control23 P.CON O Power control24 ANT CONT O Tuner ANT control25 SUB+ O Sub motor+output26 SUB- O Sub motor-output27 - - -28 SEL 2 I Destination discrimination 229 SEL 1 I Destination discrimination 130 SEL 0 I Destination discrimination 031 VDD - VDD32 N.CA

9、N I Noise canceller setting33 MOTOR O Motor-ON output-37 DSI O Disable System Indicator38 EQ MUTE O Tape equaliser mute output39 P.ON O Power on40 - - -3CIRCUIT DESCRIPTIONPORTNo.34-36(X14-) IC1 : SYSTEM u-COMPORT NAME I/O FUNCTION41 - - -42 MS CONT O -43 - - -44 BEEP O Beep output(2.08KHz)45 PANEL

10、I Panel ON/OFF detection46 AMP MUTE O Mute47 CRSC I -48 PACK IN I Pack-in detection49 FWD/REV I Tape FWD/REV50 SDA3 O PLL/EEPROM data line51 SCL3 O PLL/EEPROM clock line52 METAL O Metal mode ON/OFF53 DOLBY O Dolby54 AM IF CONT I AM IF count judgement55 SD I SD input56 REMOTE I Remote controller-61 T

11、 MODE I Mode pulse input62 PHONE I Telephone mute input63 ACC I ACC detection64 BACK UP I Back Up detection65 MUSIC I Tape signal detection66 S-METER I FM band SD detection67 HOLD I Hold Detection68 SNS I -69 LCTR - GND70 HCTR - GND-73 VDD - VDD74 AM IN - GND75 FM IN - GND76 VSS - GND-79 TEST1 - GND

12、80 XOUT I Clock outputPORTNo.77,7871,7257-60KRC-28YG/YA4BALANCE/FADER/BASS/TREBLE:CENTERT.ADV/METAL/DOLBY NR/AUTO:OFFADJUSTMENTNo. ITEMINPUTSETTINGSOUTPUTSETTINGSRECEIVERSETTINGSALIGNMENTPOINTSALIGN FOR FIG.CASSETTE DECK SECTION1 AZIMUTHTCC-15310KHzSP OUT TAPE PLAYHead azimuthscrew(FWD/REV)(ME1)Adju

13、st so that outputlevel in playing “FWD”and “REV” becomesmaximum each.(b)F/E(b) AZIMUTHFRONTFWD REVA B C D E F G H I J12345675 6C7C6C2C5R19R18R12R13 R14R22C1C4R11R3R16R17C3R2R1R4R6R7R5C8BE11617 3233484964115142IC1Q1D24D25D264312VOL.UPDOWNVOL.ATTRST123456AUTOCLKAMFM SRCAUDEJECTX13-9672-7XD1D4D5D6D7D8D

14、9D10D12D13D2 D3D11D14D16D15IC2D17D22D211242538PC BOARD (COMPONENT SIDE VIEW)Refer to the schematic diagram for the values of resistors and capacitors.IC Q address14A22B14AR40R46R104R122R258R39R47R24R27R123R45R338R14W2R23R22R21W1C122C102C101TH1R48R54R124R177C43R412R55R3R4C2R2C1R1R58C104C59R13 R11R182

15、 C131R179R178R12R413R50C125R196R156R52C337C336C56R62R157R51C61R71R90C132R187R419C57C81R70C66R186C111R341C105R101R106R107R143R102R256R42R129R340R339R105W3R103R336R59R53BEBEBEEBEBEBBEBEBEBEBEQ88Q96D5D4D3Q83Q85D7D1Q87Q119Q118Q91Q82Q81Q89D84CMPLGLRDOLBYR(4.50)L1W26C80L7W35W30W17W18W13W21W20W37C46C18C17W

16、34C16C15W12W25W33 W32 W31 W29R29C110L3L2C65C86C88C203C12VR2R337C11W28W36W22W27C48R175C8R77W15 W14W23R65C170W24R26W38C45VR1L6C124X1C208C3C123C126C4C47L5C83C205X86C82C7C13C67C127C55C204C128C84R63R64C85C202C212157610923481213 11191681252 24113231101212151417R191R255W5R404R418R416R180R407R406R405R417CP4

17、C87R192R411R408 R410R409C193R30R28R8R6R257R5R44R38R37R43R41R250R36R35R33R34R125C211R127CP2CP3CP1C194C195C68C6R10R251R119 R120 R121C54R25C5R7R9R135R195R193R184R149R176R194R415C133C69C70R67R153R154C19C20R185R207R61R114R414R126R60R56R57C60R253R142R146R14528 151411781411011202130314015 61012425 40416061

18、80BEEBEBBEEEBEBBBEEBE BBEBEBEBEBEEBBBEEBEEBBBEBEEEBX14-6162-71 D16CN1D17D85D332D81J4Q94Q336D20Q92D86J6D408D411Q117D333Q80J2CN2D83CN5D90D19D21IC4Q93J3D80D18J5D82CN4J1PRE OUTIC2Q41D403D6Q44Q95IC6IC1Q97Q43Q42Q116IC7Q335Q90IC5Q201Q121Q103D8Q101Q86Q84Q337Q105Q104D11IC Q address16E24G41F55G66H74F41 3H42 3

19、H43 3H44 3H80 4C81 4C82 5E83 5F84 5E85 5E86 6D87 6D88 6C89 6C90 3H91 3H92 3H93 4H94 4C95 4D96 4D97 4D101 5F103 5F104 6F105 7E116 4C117 4C118 4E119 4G121 4G201 3G335 6C336 6C337 6DK L M N O P Q R S T123456713 14PC BOARD (FOIL SIDE VIEW)R123R124R419R182C131BR336BEEBER413R412R70C81R71BER106R339R341C104

20、R340C105R107 R338C102C101C111EBBEBER62EBC122R177W3R22R21R23R27R24R179R178R105R104R157R156C125R186R129R103R102R101R143BEC132R187R50C56R53R51R52 C57C336C337R55R54R59C61R3C59R58R4R1R2C1C2R258W1R40R39C66EBR90R196R45 R46R42R256R48R47R122R11 R13R14R12BEC43W2TH1Q96Q87Q88Q89Q81Q82Q85Q118D3D5 D4D84Q83Q119D7Q

21、91D1234 812 131125W24W25W37R146ER11425R119R125R126EB24R121 R120R26C87R414EBR337R77BE1C80R257BC110EC82EEEC83BR417BR416BER142R145(4.50)X1R418801R63R64R30EBBER60R61C85C13BR415BC86BEC12C119R406 R405R408R410R404R407610715W31R28W28C88R29R175W33 W34W32W26W27W29 W30R184R411R409W358R185R176L11W2356 R564041R1

22、49W5EB141512VR2VR114R2511C128R65CP1CP2CP3R57 C60R1276160CP4R180R135R154C133EC8417EBBC127R153R255 R2532031C5C5521C54R930110C123R7R510C194C69C19310C12411C126140R10R191C19 C20R192C68R67C195C70R6C3C6R81C212CMPC4L2C17028148W36W18C204W17L5R207BEW14 W15C67C65W38 W22R250W20EBC46W21R4115C47R257C15R193C17L3C2

23、11R194EC18C16BEEBR195ER36C45 C48C202C203R35R34W13W12R33C205R43EBEBR38R44R37RC7L2123C8DOLBYL1R3GC208BEBBL61X86L716924 21D19D8Q105D80CN2Q335Q336D83D333D81Q116Q80Q86Q337IC1D21D82Q97Q84D20D411D403Q94Q117D408D85Q95D86D17D11D16Q104J3D90Q93CN5IC7Q101D18Q103D332IC6IC5CN1D6Q121Q201Q42IC2Q43Q92Q41Q44J6CN4Q90J

24、5J1X14-6162-71J4J2IC4PRE OUTIC Q address16Q24O41P55O66N74Q41 3N42 3O43 3N44 3O80 4S81 4S82 5Q83 5P84 5Q85 5R86 6R87 6R88 6S89 6S90 3N91 3N92 3N93 4N94 4S95 4R96 4R97 4R101 5P103 5P104 6P115 7R116 4S117 4S118 4Q119 4O121 4P201 3P335 6S336 6S337 6RRefer to the schematic diagram for the values of resis

25、tors and capacitors.1R6R4C62C8R7R5R1315R3R11R1214R1464149R18R19C2C4C1C5BE4816173332R16R2C7R17C3R1R22D25D24IC1Q1D26AMFMCLKAUTOSRCAUD654EJECT321RST2134ATTDOWNVOL.VOL.UPD11D14D16D10D15D21D17D13D9D7D8D12D6D5D4D22IC2X13-9672-7XD1D2D33825241IC Q address14L22K14LA B C D E F G H I J12345670V5.0V5.0V0V5V0V5V

26、0V5V0V5V0V0/5.0V5V0V0V5V5.0V0V5V0V5V0V5V5V0V0V5V0V5V0V0V5V0V5V1.4V3.3V0.7V5V2.6V0V5.0V0V0V 0V7.3V 7.3V14.4V7.3V 7.3V7.3V7.2V0V 0V3.2V14.4V7.3V0V5V0V5V0V5V0V0V0V5V0V0V5V0V5V5V0V5.0V0V4.8V0V5V0V0V4.8V0V4.8V5V0V0V4.8V0V5.0V5.0V0V 0V 0V0V5V0V0V5V4.3V0V0V4.8V0VJ2J4D6D7Q201D3D4D411D408D403Q88Q89D16CN2u-CO

27、MJ3D333Q336D21Q335D19D20D17 Q117Q116CD8Q105Q104DSISWPANELP-ANTAMPPOWERMUTEMOTORILLUMI D11D80Q118D18DDETBUQ119Q121MUTE SWHARDBQ80BU5VRef.100Ref.95Ref.107STBYT-ENDRef.94Ref.105PACKRef.102M2SUBMM1MAINMRef.103FWD/REVMUTEDRIVE(X14-616X-XX)ED86Q96Q95Q94Q97D84D85Q81Q87Q86CN4P-CONACCDETTEL MUTECH INDC IN/SP

28、 OUTD83D81Q337SWHOLDD5FL+FL+ FL-RL+ RR-FR-RL-151687FL-RL+146RL- FR- RR-FR+ RR+11135124RR+FR+P.ANTP.CON391102GNDACC(F52-0006-05)MUTECONGNDREQ H154321089RchREQ C67 RSTB.U.DATA CCH GND131211LchCLKDATA H31213756101194812MUSIC406524ANT4139S MTR6638P.ONHOLD6737EQ MUTESNS6836DSILCTR6935HCTR70347133MOTOR723

29、2N.CANVDD7331VDDAM IN7430SEL 0FM IN7529SEL 1VSS7628SEL 277277826SUB-TEST 17925SUB+X OUT8042CONT2P.CON2343SVR2244BEEPSTBY21 45PANEL20 46AMP MUTEAM+B1947CRSC1848PACK IN1749FWD/REVLCD CE1650CH CON1551SCL 3REQ C1452MTLLCD CLK1353DOLBY12541155SDREQ H1056REMOCH CLK957DATA H858DATA C759TSTBY660561T MODE462

30、PHONET END363ACCTEST2264BACK UPXIN1FR RRR34 4.7KC480.22u50R35 4.7KR36 4.7K0.22u50C47C460.22u50RLFL4.7KR330.22u50C4591 2 3 6 7 84 5TABGND GNDVCCSTBY1110 12 13 14SVR GND15 1716 18 2219 2120 23GNDACC GNDMUTEVCC430R258R25624 25GND CDRR- RR+ FR- FR+ FR1 RR1 FL1 RL1 FL+ FL-RL+ RL-150KR2531KR250100u10+TH1R

31、408 2.2KR23 4.7R410 4.7K R409 4.7KR411 47R407 2.2KR21 10R406 2.2KR405 47R22R4041u50C12+C13100u50+C111u50+10 15 MUTE RST 14 11 12 13100KR412R413 100K567L176543216789101112131415100KR41445231D GNDILL GNDSW 5VLAMP +BLDATASL CLKL CELDATALVDD RSTREMOPANELESD10KR336R3371K1/2WR119 10K R120 10K R121 10KR255

32、22K25 26505153R1242.2M5222KR257100R207CP44.7K2422212354R104 100R105 100R106 4.7KR107 4.7KR123 2.2K46444416131211C1702200u16+151491087240R114R182R17920K0.01R1753.3K 1/2WR184 100KR17739K 100KR1760.1C1221KR142244.7KR2447KR26560R251W4.5MHzX1C10222PR103R157 1KR156 100GNDSTBYT-ENDGNDM+B474 5163R340 100K R

33、338 100K7663C20361494839MSSWGND1022PC10138B.U.333356453737 4556220u6.3+C1100.01C111FL-FL+RL+ RL-RR- RR+ FR- FR+R415 100K1u50C204+1u50C202+100K0.01C104470R339RST14 13 12 11 10 9 8VDD1 2 3 4 5 6 7GNDR145 47KR146R143 22K66R125 47K47KR126CP14.7K1KCP3CP222K5522KR1354.7KR129RST0.01C132C131 10KR185 10K 47K

34、R1862122 R251 4.7K46KRC-388KRC-4880-222-710-210-13KRC-38MRKRC-408MODEL NAME0-120-110-10UNIT No.KRC-28YGKRC-308SKRC-308SNOYESANONOBNONONONONOCYESNODNOYESEYESNOC57,59,NO127,128YESNONONOC208 CN4NOYESNOCN5YESYESNONONOD11,NORSTR180 100KSDA 2SCL 2LDATALLDATASMUTEFM+B42SDA 3STBYT-ENDHEADMODE +BMODESUB(-)91

35、08HEADCOMHEADLHEADRGNDPACK INSUB(+)F/R45763213NC1NC2 GNDREELSUPPLYHD1LchRch456 GND7 M+BPLAYPACKTAKEUPREELFWD/REVMODET.MUTE22KR187IC7UNIT No. R122NOYESYESNONONONONOYESNOR120NONONOYESYESNONOYESYESJ5 VR1,2 A1 CP2HA12216FHA12221FIC1 IC5R123,124,412-414,416-418PCONGND BU87P. CONT654312AFR+FL- FL+87RL- RL

36、+6543RR- RR+FR-21BACC132TEL MUTE45678BU14VREAR RREAR L4132GNDACC5678FRONT RFRONT LREAR RREAR L4132P. CONTGNDP.CONTACC5678FRONT RFRONT LC133NOYESYES YESNONONONO YESYESYES NOYESYES YESX86-3160-11YESYESNONONONOYESNONONOYESNO YES NOYESYESNOYESNOYESNOYESNOYESYESYESNONO YESYESNONOYESYES YESNOLC72366-9584M

37、ODEL NAMEF1 (10A)C205 1u50+750R1274.7KEO1 EO2 EO3SUB PDROLL OFF (TEST)(KICK)ILL1817R102 2.2KR101 2.2KR418 47R416 47R417 4747KR419R17810K230.1u50C88+1K 1/2WR30C8722KR293.3u25C86+R281k1/2W0.0684.7KR27C105R34122K470100u16C80+22KR700.01C8110u10C82+100R71100u6.3+C8320R771K2012R1221K0.01W2W35W1NONONONONOY

38、ESNO17YESYESYESYESD84NONONOHA12216FHA12216FHA12216FHA12221FHA12221FLC72366-9584LC72366-9585LC72366-9584LC72366-9584LC72366-9584LC72366-9584KRC-488KRC-388KRC-308SKRC-28YG 2-710-220-210-13KRC-408KRC-308SKRC-38MR 0-120-110-10YESYESYES YES NO NOYES NOX86-3160-11X86-3160-11X86-3160-11X86-3160-11X86-3160-

39、11X86-3162-70W34W3R24NOYESYESNO58YESR9,10NOYES119R11-14YESNONONONONONO YESYESYESYESYESNONONOYESNONONOYESYESNOYESNONONOANT CONTP. CONTANT CONTP.CONT141516131211109BU14VFL-FR+FR-FL+RL-RR-RR+RL+ANT CONTW34INITIALIZEW31110912131415161110912131415160.01MUTECONTAMP19RST 19NONOYESR121NOYESNONOIC1IC4(X14-61

40、6X-XX)IC7SYNTHESIZER UNITME1(E30-4790-05)DC CORD(E30-4783-05)KRC-408/308S/38MR(K)DC CORDDC CORDKRC-28YG/YA(E)(E30-4784-05)KRC-488/388(M)10K10K10K47K10K47K47K47K22K22K10K22K22K47K47K22K47K22K47K10K47K47KK L M N O P Q R S T4.0V4.0V4.0V4.0V4.0V4.0V4.0V4.0V4.8V4.0V3.4V3.4V3.4V3.4V8.0V0V5V0V5.0V5.0V(0V)0

41、V2.9V3.9V3.1V4.1V3.5V0V0V7.4V0V0V5V7.4V0V4V0.3V4.1V1.8V0V(5.0V)0V0V5.0V8.2V4.8V4.1V3.0V4.1V 1.9V 4.1V 4.1V 3.1V 3.9V3.5V3.3V3.1V3.9V0V0V3.9V4.1V3.3VB LINEQ41Q42Q44J6J5PRE OUTJ1CN1D82Q82Q83Q85Q84Q103Q101AMUTESUB MOTOR DRIVERCN5/MPXQ431L 2R1L 2R 3L 4RREAR FRONTPRE OUTFRONTEQ/DOLBYANTSIGNAL LINEJ1X13-2

42、/2TUNER/PLLIC1 :IC2 : TDA7461NDIC4 :IC5 :IC6 : LB1930MIC7 : HD74HC27FPQ41-44 : DTC143TUA or UN5216Q83,86,103,121,337: DTC144EUA or UN5213Q95 : 2SA1576AQ97,116 : DTC114YUA or UN5214Q92-94,117: 2SB1277(O,R)Q81,85,89,105,1182SC4081 or 2SD1819AQ82,87,96,119: DTA124EUA or UN5112Q84 : 2SA1648-ZQ88 : 2SB11

43、84Q90,91 : DTC124EUA or UN5212Q80,336 : 2SB1443D1,3,4 : DA204KD5 : MA3062-MD6,7 : DAP202UD11,84 : M1F60D21,86 : 1SS133D17,80,85,332,335: AM01ZD16 : S2V20D18 : MA4047-MD19 MA4068(N)-M:D20 MA4051-L:D81 MA4056(N)-M:D408,411 MA4062-L:ADJ.DOLBYADJ.DOLBYAB30-1511-05:D8E. VOL.:D1D332Q104Q101:DTA114YUA or U

44、N51142SA1036KQ201 : DTC114YK or UN2214Q335 : DTC114EUA or UN5211D403 : MA3062WAD82 :D83 : MA4110-LD90 :MA4091(N)-LMA4051(N)-MQ90Q91Q93Q92FM+BAM+BSW5VSW14VTDA7384AMUTE8V AVRD90F/L714121311910846531222ACOUTL AC IN L15CD ROUTRFCREFACOUTRCASS RAC IN ROUTLFCASS L171618OUTLRCDRGNDVDDOUTRRCDLGNDCD L2019212

45、5SDAAMGNDPHONESCLMPX2324MUXOUT RSMUTEMP INLEVELMUXOUT LMP OUT262827+ +22KR39 R4022KR47 180R45 36010u16C17R43 180360R41C1510u16C43 0.01R44 180R3822KR3722K180R48360R42C1610u16R46 36010u16C18+5670.1C69C700.11C19C671u50+FRFLRRRLRIN(L)31NFI(L)36343332FIN(L)RIPFIN(R)40393837RIN(R)VREFNFI(R)23 27 29M-OUT(L

46、)30EQOUT(L)DIN(L)2825 26PBOUT(L)24DET(L)21MSGV(R)MSIMAOUT19MSGVVCCMSDET171815169 4M-OUT(R)EQOUT(R)DIN(R)2 13PBOUT(R)6 57T/RDOLBYMTLF/R1213141110C20118KR10C612KR8330KR60.012C5R918KR712K 330KR55.1KR13+0.01C545.1KR14R125.6K1u50C123+5.6KR110.01C125100u10C124+180KR500.22u50C126+C570.10.1u50C7R52 24KC56 0

47、.011.6KR51C550.47u50+R65 4.70.012150R422u6.3C4+R2 15KR1 15KC2 1500PC1 1500PR54 750R55 22KR57470C600.01R56 100K12345678910HEADRHEADCOMHEADLMODESUB(-)MODE +BPACK INSUB(+)GNDF/RVR210KVR110K150R322u6.3+C3100u10+26R611K5352R15447K9861 49 4879100u10+C65C663932138R58 18KC59 0.1R53+C8 0.1u50LchGNDRch470C610

48、.01R59 100K5AUDIO OUTIF1 GNDS-METERIF1+BIF2 GNDIF2+BDIG GNDVDD 5VOSC GNDIFC OUTSCLSDAPLL+BVT1298OSC GNDAM+BOSC GND76FM+BAM ANT423FM ANT2422201918161713151411SD212312345VCCN.C.FINRINSGND109876N.C.OUT1N.C.OUT2PGNDC195C682.7KR192R191L34.7uHL24.7uHR670.033C193150PC19425 790.22C3370.22C33610uHL5C128 10u6

49、.3+0.0166555150C127 22u6.3+VR1,22.2KR15310OSC GND1RF GNDOSC GNDL64.7uHBIASRAI(R)DET(R)822KR1951KR1931817R19622KR1941KL752mH0.01C211150R90MSOUT 35RAI(L)22MSGV(S)20GNDGND4210KR60100u16C84+1KR622.2R641/2W1/2W2.2R630.0154.7K0.224.7K100u10C212+100u10C208+C85IC2IC5AIC6A14.7K47K47K22K22K47K47K4.7K4.7K4.7K22K22K22K22K DC voltages are as measured with a high impedance voltmeter. Values mayvary slightly due to variations between individual instruments or/and units.CAUTION : For continued safety, replace safety critical components only with manufacturers recommended parts (refer to parts li