Kenwood-KAC8102D-pwr-sm 维修电路原理图.pdf

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1、 2005-3 PRINTED IN JAPANB53-0252-00 (N) 1708POWER AMPLIFIERKAC-8102D/8152DKAC-9102D/9152DSERVICE MANUALKAC-9152DREMOTE CONTROLPoweAmplifieMAXIMUM POWERSubwoofer6575859510050172151191840FREQUENCY LEVEL dBHzAccessories(W01-1606-05)KAC-9152D(E type,M type)Dressing Panel(A21-4465-02) : KAC-8152D/9152D(A

2、21-4466-02) : KAC-8102D/9102DScrew set(N99-1759-05)Screw set(N99-1766-05)Connecting cord assy(E30-6145-05)Modular cable(E30-6240-15)Mouting hardware(J22-0301-14)Remote controlCONTROL SYSTEMKAC-8102D/9102DKAC-8102DKAC-8152D(E type, M type)Dressing Panel(A21-4471-02) : KAC-9152D(K type)(A21-4472-02) :

3、 KAC-9102D(A21-4473-02) : KAC-8152D(K type)(A21-4474-02) : KAC-8102D(A21-4522-12) : KAC-9152D(E/M type)(A21-4523-12) : KAC-8152D(E/M type)Except KAC-8102D/9102D6m19cmFuse (40A) (F52-0016-05) : KAC-8102D/8152DFuse (30A) (F52-0015-05) : KAC-9102D/9152DExcept KAC-8102D/9102DKAC-8152DMAXIMUM POWERKAC-81

4、52D(K type)KAC-9152D(K type)KAC-9102DFuse (30A) (F52-0015-05) : KAC-9102D/9152DThis product uses Lead Free solder.RadioFans.CN 收音机爱 好者资料库2KAC-8102D/8152DKAC-9102D/9152DBLOCK DIAGRAMLINE OUTLINE INIC11ISOSP INIC11INVNOR/REVI.F.S25Hz15HzIC11SENSL.P.FBASSBOOSTREMOTEBASSBOOSTFREQIC13LVLIC12KAC-9102DONLY

5、KAC-8102DIC51-53ONLYKAC-8152DKAC-9152DQ151MUTEIC31IC12,13DEADCONTTIMETRIANGLEWAVED CLASSAMPQ401-415,187-190DET.LOADOVERPROTECTTHERMALOPAMPDET.OFFSETDCAVR+15VD.D CON+15VAVRAVR-15V15VCOMPARATORHBQ25,26Q28,42Q8-20DETP-CONTR SWSP OUTP-CONBATTGNDINDREMLVLFREQKAC-8152DKAC-9152DONLYLEVEL DIAGRAMOUTX08LEVEL

6、VOLOUTINPUTSP-1001020304050ISOLATIONX08D CLASS AMPKAC-9152D/9102DKAC-8152D/8102DX09-5820-10X08-4180-10RadioFans.CN 收音机爱 好者资料库3KAC-8102D/8152DKAC-9102D/9152DCOMPONENTS DESCRIPTION PREAMPLIFIER UNIT (X08-4180-1x)Ref. No.Application / FunctionOperation / Condition / CompatibilityIC11 (1/2)INFRA SONIC F

7、ILTERCutting super-low area of voice signalsIC11 (2/2)INVERTERReversing voice signal phaseIC12 (1/2)OP AMPVoltage amplification, bufferIC12 (2/2)BASS BOOSTHigh-boost (variable levels)IC14,15BASS BOOSTHigh-boost (variable levels)IC13LOW PASS FILTERCutting high range of voice signal AUDIO UNIT (X09-58

8、20-1x)Ref. No.Application / FunctionOperation / Condition / CompatibilityIC1DC/DC converter ICCreate drive signal for switching elementIC2 (1/2)Differential amplifierDetection of temperature, DC, and excess current and hold protection for a certain timeIC2 (2/2)Differential amplifierContaining exces

9、s voltage of BIC11Isolation amplifierPrevention of noise by the electric potential difference of GNDIC12,13NANDGeneration and forming of Dclass section reversal waveform and dead timeIC31ComparatorDigitalize signal by comparing analog signal and triangular waveIC32 (1/2)Triangular wave generationRef

10、erence signal generation for converting analog signals to digital signalsIC32(2/2)Error amplifierError compensation by feedback from outputIC5153OP amp, electronic volumeFrequency, variable level BASS BOOSTIC61,62ComparatorDetection of short-circuiting of SP output and determine excess current for t

11、riggering protectionQ1-3PCON switchTurns on the circuit when ON-signal is impressed on PCONQ4,5MuteMute drive signal generation, Turn LED offQ811Gate driveDC/DC converter FET gate driveQ12-20DC/DC converterDC/DC converter switchingQ25,26,28AVR15V AVRQ29,30Tracking when 15V AVR is OFFAdjusts -15V AVR

12、 falling to +15V AVR fallingQ36DC/DC converter ON/OFF controlStops DC/DC converter switching when protection is triggeredQ3738DC/DC converter pulse ON/OFF controlON/OFF of DC/DC converter drive waveformQ414.4V AVRVref 5V reference AVRQ42AVR15V AVRQ43DC/DC converter ON/OFF controlStops DC/DC converte

13、r switching when protection is triggeredQ151MuteTurning off voice signalQ187190Electric power amplificationDclass large current switchingQ401415Pulse amplification and rectifyingGeneration of signal for driving Dclass final FETQ41615V AVRIntegration AVR for obtaining Dclass High+BQ417,418Control of

14、ON/OFF of electricMakes the electric power amplification section non-operative for 1.2 seconds when thepower amplification sectionpower is turned on and when protection is triggeredQ501Emitter followerGeneration of temperature compensation reference voltage for control of electronic volumeQ601,602Co

15、mparatorDetection of short-circuiting of SP output and determine excess current for triggering protectionQ603DC/DC converter controlConvey IC62 u pin output, result of excess current detection, to IC2 and stop the DC/DC converterQ604607Electric current and voltage conversionConversion of current to

16、voltage of the current flowing to finalQ608611Latch circuitDetection and holding of output excess voltage4KAC-8102D/8152DKAC-9102D/9152DABCDE1234567PC BOARD (FOIL SIDE VIEW)C115C302W338C518C604C608R64R181R208R304R417R608R611R612R616R617R620R525R527R74R638C612C614R640R182+5VC111R120C101C102R103R104R1

17、14R115R117C117C501C502C503C519C6C116C152C182C183C301C401C517C156C603C606C607C609C615R414C524R2R4R14R48R65R153R154R302R409R410R419R416R508R509R526R528R415+15V-15VR602R606R610R619R621R643R644C4C109C110C112C113C154C303C304C507C509C513C515R413R412R406R411R9R405R404R403C610C611R10R68C525R73R529R3R5R6R7R8

18、R11R12R13C526R53R58R61R66R67R105R106R113R116R119R121R122R123R124R151R152R155R156R157R158R159R160R183R184R199R200R206R209R301R303R305R306R307C527R425R162R407R408W351R426C405C406R423R424R506R507R511R512R513R514R515R516R517R518R519R520R521R522R523W352W353W354W355W356R601R603R604R605R607R609R613R614R615

19、R622R623R624R625R626R627R639R641R642W401W360W346W328W324W337W336W332W333W361W323W320W322W339W319W329W321W348PWMW317W350W318W326W330W331R210R21158144158415841587181471814415871814718144158BEEBEBEBEBEBEBEBEBEBEBEBEBEBEBEEBEEBEBEBEBEBEBEBESGDDSGEBB1324129101728W76W85W100C35R510C506C181R108R112R107R111R

20、118C2C3C5C522C31C32C36C521C153C504C505C510C511C520C523C602C605C613R401R402R420C103C104C105C106C107C108C114C151C195C196C508C514C516C601R52R57R101R102R109R110R161R418R629R630W108W81W78W89W93W94W32W73W105W52W102W40W49W60W59W88W19W27W30W26W18W84W71W48+BW39W31W35W103W104W72W77W99W106W66W74W87W107W55W57W6

21、8W65W64W67W92W25W34W56W36W37W58W46W50W45W44W54W43W51W33W41W23W22W29W53W95W79W38W21W20W61W75W69W109W117W118W62C25C155R504R501R502R503L4/L14W121W110W124W123W122W115W114W119L14R203R204W505W506B EBEBEB EBEBEB EBEB EB EBEB EB EBEBED607Q30Q602D501D605Q608D181D101D8D23D25D603Q1Q2Q29Q151Q601Q603Q609Q610Q611

22、D5D308Q4Q501Q5Q410Q414Q411Q415D103D105D107D109D904D907Q3D186D305D307D906D908D6D7D9D10D11D104D106D108D110D151D182D183D303D304D306D401D402D601D602D604D606Q25Q42Q401Q402Q408 Q412Q417Q418Q604Q605Q606Q607J1LINEOUTLINEINSPEAKERLEVELINPUTREMOTESPEAKED502CN1Q26J2P1Q409Q413J4Q28Q187Q189QQ403Q404Q405Q406Q407I

23、C11IC31IC32IC51IC61IC62IC52IC53IC12IC13AUDIO UNIT X09-5820-1x A/2 (J76-0072-11)Refer to the schematic diagram for the values of resistors and capacitors.5KAC-8102D/8152DKAC-9102D/9152DJIHGF1234567R72C7C9C11R20R25R32R34R36R37R38R43R44R49R70C13C14R17R19R22R23R29R30R31R33R35R39R40R41R42R71R201R202R207R

24、421W357W358TH1C81W306W307W301W308W302W305W303W309W304418516918EBDDSGSGBESDGSDGSDGSDGSDGSDGSDGSDG13C12C40C1C21C22W120C8C10C19C20C23C193C194C402C403C404R1R45R46R47R422R636R637W11W12W10W9W3W16W15W1W6W2W5-BW7W8W17W13W14C26L1/L11W112W116W501W502L1L11L4C15C16C17C18C197C198C199P-CONGNDBATTOUTL3W504W505W506

25、W503B EB EB EB EB EBEB EBEQ8Q9Q43Q10Q11Q36D4D407Q37Q38D81Q41D3D15D12D14D16D17D403D404D405D406Q416SPEAKER OUTPUTPOWER IND2D1J3P1Q12Q13Q14Q15Q17Q18Q19Q20D18D19J5Q188Q190WH2P2IC1IC2X09 B/2Ref. No.AddressIC16IIC23IIC116BIC124BIC134BIC314CIC324CIC515BIC525BIC535BIC615CIC625DQ16DQ26DQ36DQ46DQ56DQ86IQ96IQ1

26、05IQ116IQ124HQ134HQ145HQ155HQ173HQ183HQ193HQ204HQ252CQ262CQ282BQ292BQ302CQ363IQ376IQ386IQ415IQ422CQ435IQ1514CQ1872EQ1882GQ1892DQ1902FQ4013BQ4023BQ4033CQ4043BQ4053BQ4063BQ4073CQ4083CQ4093CQ4103CQ4113CQ4123CQ4133CQ4143CQ4153CQ4162HQ4173BQ4183BQ5016CQ6015DQ6025DQ6035DQ6044DQ6054DQ6064DQ6074DQ6085DQ6095

27、DQ6105DQ6115DX09-5820-1x6KAC-8102D/8152DKAC-9102D/9152DKLMNO1234567PC BOARD (FOIL SIDE VIEW)Refer to the schematic diagram for the values of resistors and capacitors.W51C202C206C203C126C207R129R204C201C208C204C205W151R202R201R203R205R208R207R212R211R210R206R209W52W254W255W252W256W251W253C104C109C122

28、C103C108C123C115C116C118C119R102R104R105R107R108R109R111R113R127C117C120R101 R103R106R110R112R119R120R121R122R123R124R125R126R623R6217OFF25Hz15HzONOFFI.N.VI.S.FINPUT SENSLOW PASS5V200mV200Hz50HzBASS BOOST0dB18dB821313134124C107W19W5W9W17W14W18W6W11W13W2W12W3W4W8W16W201W20W204W15W10C101C121C102C106C1

29、05C124W203W202W7W22W21VR1VR2VR3VR62VR6111+15VLEDSIG1SIG2DGND-15VISO GND 251103461TP49TP48TP5TP4TP8TP1TP2TP3TP7TP11TP12TP13TP14TP15TP16TP17TP18TP19TP20TP21TP22TP23TP24TP25TP26TP27TP36TP37TP38TP39TP40TP41TP42TP43TP44TP45TP63TP64TP62TP61TP60TP65ISO GND 16463524635 224136514584158415841584158CN1CN2S1S2J

30、1IC14IC15IC11IC12IC13PREAMPLIFIER UNIT X08-4180-1x A/2 (J76-0068-02)X08 B/2FREQUENCYBOOSTLEVELX08-4180-1xRef. No.AddressIC114NIC122MIC134MIC142LIC153L7KAC-8102D/8152DKAC-9102D/9152DABCDE1234567X09-5820-1x A/2 (1/2)10K10K10K10K15.0V-15.0V6V-15V0V15.0V6V-15V4V-4V4.5V-4.5V0V-15.0V15.0V0V4V-4V5.3V2.6V2.

31、6V2.6V2.6V2.6V2.6V2.6V2.6V0V2.6V0V0V0V0V5V0V5V5V0V0V5V5V0V0V5V5V0V5.0V0V0V5V0V0V5V-15.0V15.0V-15.0V65.0V(0-12/13)85.0V(0-10/11)79.0V(0-12/13)100.0V(0-10/11)-85.0V(0-10/11) -65.0V(0-12/13)IC52ICIC31A(X09-5820-1x) (A/2)Q187Q410Q29Q30Q28D19Q42Q25Q26Q401Q402Q406Q407Q151D101BASS BOOST REMOTE CONTROLLEVEL

32、 and FREQUENCY*Q403Q404Q405Q418Q412Q414Q408Q189Q60Q604Q417Q416D18Q18Q19Q9Q17Q11Q13Q14Q8Q15Q10Q38Q37Q12Q20D17D16W502W501(1/2)IC32(2/2)IC32(2/2)IC51RLINE OUTRLLLINE INJ1(1/2)IC11IC11(2/2)D103D105D106D104ISO. AMPLRJ2D109D107D110D108CN1D151D303D304D30D305D501D23D25IC12(1/4)IC12 (2/4)(3/4)IC12(4/4)IC12D1

33、81D183D186D182D401(1/4)IC13IC13(2/4)D402IC13 (3/4)IC13 (4/4)Q190Q188Q411Q415Q409Q413D403D405D406D404D407SPEAKERINPUTLEVEL2/2X08-A/2-CN1(0-10,0-12)COMPALATORCURRENTDETEC.POWER AMPMUTE15V AVR-15V AVRDC/DC CONVERTERTP31TP83TP30TP80TP29TP79TP28TP27TP26TP75TP76TP25TP24TP40TP41TP183TP184TP154TP186TP181TP1

34、85TP32TP33TP151TP46TP45TP44TP43TP110TP108TP109TP153TP152TP306TP304TP302TP305TP155TP301TP303TP112TP38 TP39TP111TP509TP508TP507TP505TP506TP510TP51196214351314111210GNDV+78VREFREF INL34.7KR435610R40R424.7KR441.5KR381.5KR37TP8856R4110R39TP78TP77TP891234567843216800PC191/2W10R453900u16C183900u16C173900u1

35、6C163900u16C156578VCCVEE3421428315676570.01C1171KR10110u50C1031000PC10110KR1031000PC10210KR1041KR102 10u50C10427KR10615KR11410KR11933PC11310u50C114100R12475KR12110KR1175.6KR1189.1R21010KR115C111 100PR120 10K2316485733PC109R123100P10KC112C110 47PR116 33KTP101TP103TP105TP102TP104TP106TP10727KR1051KR11

36、375KR1220.01C1160.01C115109876521432.2KR1082.2KR10747KR11010u50C10647KR11210u50C10847KR11110u50C10747KR10910u50C10587654321LEDSIG 2SIG 1ISO GND 1-15VISO GND 2+15VD GNDTP58TP59TP56TP55TP54TP53TP52TP519.1R2114.7KR1511u50C1511KR155470R15610KR152220KR154R1530.1C1521KR15747u25C153C154 47P3900PC15510KR159

37、10KR1621000PC156R158 680K68KR16024KR161R301 10K0.01C3010.01C302330PC3030.01C3046.8KR30310KR3026.2KR3046.2KR306W401R31510R51010KR511C507 100PR512 39K10u50C50822KR51322KR51416KR51710KR5180.1C50910KR5160.01C52410u50C51010u50C51110u50C5062.2KR5150.01C52547u25C3510KR664.7KR65820R6410R53R5247u25C3210R6147

38、u25C3615KR67R5710R581/2W22R471000PC231000PC221/2W22R461000PC211000PC2047u25C311500u100C261500u100C25150KR208100KR20912314745613121191081.1KR182R183 10KR184 10K39PC183C18147u25546R423 1K39PC182109810KR425R424 1KR42610K123111213TP18256PC4051KR18156PC406R403 470R405 47R406 2701/2W1KR41810KR4170.01C4011

39、/2W5.1KR42047KR41910R40710R408100R413100R41510R19910R20010R409330R41110R4101.2KR4121/2W750R4011/2W750R40256KR42247u25C4035.6KR42147u35C4022W0.052WR636R404 47047KR20647KR20710R202R2011010R414R4161047u25C4042WR630 0.052WR629 0.050.047C6103.3KR6263.3KR6270.1C1930.047C6110.1C1943.9KR30547KR4847KR49R6370

40、.05+15V-15V+15V-15V+5.3V+14.3V+14.4V147+8KAC-8102D/8152DKAC-9102D/9152DJIHGF1234567X09-5820-1x A/2 (2/2)10K10K10K10K10K10K22K22K14.3V0V14V0V0V14.2V3.8V3.3V5.0V0V0V0.2V0V4.4V0V2.0V2.0V5.3V0V0V2.6V5.3V0V2.6V2.6V2.6V2.6V2.6V15.0V-15.0V0V0V0V0V0V1.0V2.0V13.0V7.5V15.0V0V1.9V7.5V0.7V15.0V1.5V1.5V1.5V1.5V1

41、5.0V-15.0V2.6V3.0VIC53IC62IC1KAC-8102D/8152D/9102D/9152D (1/2)BQ501Q36Q611Q43Q603Q5Q1Q2Q3Q609Q610Q608Q601Q605Q606Q604Q607Q602Q41IC51(1/2)(2/2)IC61(1/2)IC61D601D602(2/2)IC2(1/2)IC2J3J5D303D306D304D308D305D307D14D15J4D502D907D904D906D908D12D11D7D6D5P1D8Q4D9D10D603D604D607D605D606D4SPEAKEROUTPUTREMOTEP

42、2D1D2D3GND LINESIGNAL LINEB LINEB LINE(X09-582x-xx)D8,605,607: 02DZ10F-YUMZ6.8ND101:02DZ5.1F-YD181,308,501,603 :02DZ16F-YD23,25:D18:1SS133D6,7,9-12,14-17,103-110,151,:02DZ15F-YD5,407:02DZ6.8F-YD4:RM4ZLF-J4NFD1-3:DTC124EUAQ603:2SA1376AA(L,K) Q417,605,606:2SD1863Q416:2SB1427Q410,411,414,415 :2SC3902Q4

43、09,413:2SC3415SQ408,412:Q403-407:2SC3478AA(L,K)Q401,402,418,604,607:STW34NB20Q187-190:2SA992-A(F,E)Q42:2SC945AA(Q,P)Q41:DTA114EUAQ37,38,43:2SA1859ANFQ28:2SC4883ANFQ26:2SC1845-A(F,E)Q25:2SK3662-FQ12-15,17-20:2SB1241Q3:2SA1577Q10,11:2SC4097Q8,9:2SA1576AQ4,29,30,601,608 :2SC4081Q1,2,5,151,501,602,609-6

44、11:NJM2172V-TE2IC52,53:BA10393FIC31,62:SN74HC00DIC12,13:RC4580IDRIC11,32,51,61 :BA10358FIC2:TL494IDRIC1:Q36DTC114EUA:182,183,186,303-307,401-406,502,601,602,604,606,904,906-908X08-B/2-2/2J1CURRENTDETEC.PROTECTIONDC/DC CONV.LATCHP-CON SWMUTE DRV.D19:TP75TP76TP74TP73TP503TP504TP13TP17TP14TP15TP12TP11T

45、P18TP20TP16TP19TH1TP68TP61TP70L4TP608TP609TP64TP613TP610TP36TP37TP63TP22TP21TP10TP1TP5TP8TP9TP7TP6TP4TP3TP2TP515TP611TP612TP602TP601TP514TP605TP606TP607TP604TP603TP511TP512 TP513114213131412VREF56REF INV+7GND910834128675132486578VCCVEE3421645873214321657BATTGNDP-CONTP23FUSEFUSE6.2KR30610KR307IN2-IN1

46、-TP697GND47u25C12C18910E2E1DTCFBACKC11TP72TP711000P20KR36CT5RT6R346.8K34VCC1211C2REFOUTCTRL1413IN1+1247u25C10150KR29IN2+1615R33R32 5.1K10KR71C14 1000P0.1C13100KR35R31R30 5.1K10KR701432R501 100R502 100R503 100R504 1001500PC501 1500PC502 1500PC503 1500P1u50C52047KR52610KR528470R5252.7KR527TP47TP48TP49

47、TP50TP501TP5021KR5061KR507R508 470KR509 470KC505 1u50C504 47u250.01C52416KR5190.1C51310KR52010u50C52110u50C5230.01C5260.01C5170.01C5181KR52110u50C5140.01C5250.01C527330R5292.4KR522+1u50C5225.6KR52347PC5150.01C9680KR232.2u50C882KR2227KR25R726.8KR1910KR17820R741.6KR200.1C72.2KR732.2u50C8R933KR710KR53.

48、9KR34.7KR64.7KR83.3KR21.5KR41000PC4010u50C2L11L1TP65R1275KR11 33KC4 0.0110u50C3TP35R10R68TP3410u50C5+100R130.01C610KR14C195C1964.7 2WR2034.7 2WR2040.047C6106.8KR6233.3KR6260.01C608510KR6243.3KR6270.047C6113.3KR6256800PC6092.2KR62227KR6212.2KR620C607 0.68R619 220K47u25C60510KR6134.7KR6110.01C6040.01C

49、603R604 20K20KR60310u50C60110KR60247KR6011.3KR6064.7KR61010KR6160.01C6061KR61512KR608C60210u5020KR60510KR607100KR61422KR61220KR60910KR617C197 10C198 10C199 1010K2.2K0.01C61522KR641R6400.0182KR63910KR644100u10C613R638 2.2KC61422KC612 0.1R643R642L143.9KR110u50C110u50C516+15V-15V+5.3V+15V-15V+14.3VV+14

50、.4VKAC-9152D(M)KAC-9102D(K)KAC-8102D(K)MODEL NAME0-13J5YESYES0-120-100-11UNITNo.YESYESYESYES199C15,16,D3KAC-9152D(K)KAC-9152D(E)KAC-8152D(K)KAC-8152D(M)KAC-8152D(E)1966800P3900P6800P3900PC195,FCH10A20FCH10A20FCH20A20FCH20A20D18FRH10A20FRH20A20FRH10A20FRH20A20D19YESYESL1,4L19-0779-05L19-0779-05L19-07