Kenwood-KAC-8101-D-Service-Manual 电路图 维修手册.pdf

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1、 2003-2 PRINTED IN JAPAN B53-0040-00 (N) 3114 POWER AMPLIFIER KAC-8101D/8151D SERVICE MANUAL 5 Dressing panel (A21-4271-03) : KAC-8151D (A21-4288-03) : KAC-8101D Heat sink (F01-1729-11) Connecting cord assy (E30-6145-05) Accessory (W01-1606-05) Screw set (N99-1587-05) Control assyModular cable (E30-

2、6240-15) Screw set (N99-1740-05) Dressing plate (B03-5024-14) Knob (K23-1076-03) KAC-8151D only. () KAC-8151D only Rear panel (A84-0348-02) Panel (A64-3054-02) : KAC-8151D (A64-3094-02) : KAC-8101D RadioFans.CN 收音机爱 好者资料库 KAC-8101D/8151D 2 BLOCK DIAGRAM TRANSFORMER + + ISO AMP INPUT 0.2-5.0V VOLBOOS

3、T +12dB/OFF50-200Hz FILTERFILTER OFF/15/25Hz BASSLOWPASSINFRASONICINPUT REMOTE +0/+6/+9/+12dB WIRED CONTROL EXPANDER ON/OFFMUTE -15V AVR+15V AVR BATT P. CON GND CONVERTER SW TRIANGLE WAVE PWMMIX AMP COMPEARATE (DEAT TIME) POWER AMP D CLASS AMP OUTPUT OUTPUT THERMAL PROTECTIONPROTECTION OVELOADDC OFF

4、SET PROTECTION AUDIO UNIT (X09-5480-1x) Ref No.Application / Function IC1Isolation amplifier IC2Bus boost amplifier IC3 (1/2) : Lowpass filter amplifier (2/2) : Infrasonic amplifier IC4Expander amplifier IC5DC detection rectification amplifier IC6Expander detection and difference output IC7 (1/2) :

5、Triangular waveform generation (2/2) : Summing amplifier IC8 (1/2) : ASO (current, voltage comparison) detection (2/2) : DC converter control IC9 (1/2) : Triangular waveform generation (2/2) : PWM waveform generator IC10,11Dead time generator IC12Bus boost level changer IC15DC/DC converter Q1Mute Q3

6、5Output FET control (current amplifier) Q710Output FET control (current amplifier) Q1114Output FET driver COMPONENTS DESCRIPTION Ref No.Application / Function Q15,16Output FET Q1720Speaker output current detection Q21,22Output FET control power supply and control Q2325DC protection Q26,27ASO DC dete

7、ction Q28IC8 (2/2) output logic invert Q31Reduced voltage protection Q32Over voltage protection Q34DC/DC converter power supply Q36DC/DC converter control Q3740Power FET driver Q4146Power FET Q4750Small-signal power supply Q51,52 When OFF , quick break in a circuit of power supply for small-signal c

8、ircuit Q53Power FET control power supply Q55Mute, LED and protection control Q6164Power FET driver Q65,66Power FET RadioFans.CN 收音机爱 好者资料库 KAC-8101D/8151D ABCDE 1 2 3 4 5 6 7 4 PC BOARD (FOIL SIDE VIEW) OUT IN EXP INPUT VOL OFF/+12dB OFF/15Hz/25Hz BASS BOOST LPF OFF/ON IFS D6 D13 D7 D2 D4 D55 D57 Q5

9、0 D1 D3 D54 D56 Q25 Q27 Q49 Q51 Q33 Q37 J1 J3 D9 D12 D18 D20 D37 D47 D48 Q1 Q14 Q23 Q24 Q26 Q31 Q32 Q36 Q39 Q41Q43Q45Q46 Q52 Q55 Q62 D5 D8 D10 D11 D14 D15 D16 D17 D21 D22 D33 D34 D35 D36 D38 D39 D40 D43 D45D46 D49 D50 D51 D52 D53 J4 Q3 Q4 Q5 Q7 Q8 Q9 Q10 Q11 Q12 Q13 Q16 Q21 Q22 Q34 Q47 Q48 Q53 Q61 Q

10、63 Q64 Q66 D60 D19 D76 D58 D59 D74 D75 D73 D72 D71 S3 S1S2 WH1 D30 D41 D42 D62 Q28 W163 C106 R102 C131 R131 C105 R101 C318 C317 C275 R7 1 31 42 2 9 10 R11 R8 R12 C63 C113 C115 C132 C133 C154 C193 C204 C231 C252 C253 C255 C273 C274 C311 C312 C313 C314 C315 C316 L2 W186 W211 R28 R141R142 R171 R313 R31

11、4 C1 C2 C3 C4 C5 C6 C7 C8 C28 C33 C34 C55 C57 C58 C59 C65 C69 C72 C103 C111 C153 C203 C272 C276 C319 C320 C321 R1 R2 R9 R10 R41 R42 R124 R143 R144 R145 R146 R151 R152 R153 R154 R155 R156 R163 R173 R181 R182 R183 R184 R185 R186 R259 R260 R311 R312 R315 R316 R317 R318 R326 W95 W196 W403 W404 W40 W45 W

12、42 W52 W51 W53 W46 W49 W48 W32 W169 W94 W93 W104 W105 W106 W140 W141 W142 W63 W77 W82 W86 W96 W97 W98 W107 W108 W109 W130 W131 W132 W64 W58 W88 W35 W34 W33 W55 W56 W54 W72 W70 W69 W74 W73 W71 W78 W83 W87 C151C152 W101 W110 W112 W114 W116 W117 W148 W151 W50 W135 W60 W61 W36 W39W57 W62 W150 W68 W84 W8

13、1 W80 W85 W152 W89 W92 W146 W124 W133 W128 W111 W156 W102 W139 W100 W154 W153 W164 W123 W145 W127 W138 W129 W155 W161 W144 W158 W162 W103 W170 W44 W47 W67 W41 W137 W147 W143 W79 W91 W99 W157 W125 W171 W173 W165 W202 W167 W90 W66 W65 W176 W166 W215 W185 W190 W159 W160 W184 W183 W192 W194 W197 W113 W1

14、15 W121 W122 W134 W119 W149 W182 R43 W206 W204 W203 W209 W210 W175 W168 W178 W179 W201 W172 W174 W199 R45 R46 W200 W189 W212 W198 W193 W195 W188 W191 W208 W180 W177 W213 W216 W207 W217 W181 W187 W205 W214 W120 C60 C310 C309 R309 W59 W76 W75 SDGSDGSDGSDGS W118 W126 W136 W43 W997 W996 VR1 VR2 C102 R13

15、2 C101 R103 C22 C32 C52 C62 C202 R112 R323 C21 C31 C51 C61 C194 C201 C232 R111 R174 R197 R198 C206 R218 R221 R234 R319 R265 C25 C36 C54 C64C66 C67 C68 C112 C171 C195 C205 C256 C271 R25 R29 R31 R37 R52 R54 R56 R61 R63 R64 R67 R69 R108 R115 R116 R121 R149 R172 R196 R200 R212 R217 R220 R232 R252 R254 R

16、264 R272 R274 R280 R281 R282 R284 R301 R307 R R320 C23 C24 C26 C27 C35 C53 C71 C104 C114 C254 R3 R4 R5 R6 R13 R21 R22 R23 R24 R26 R27 R32 R33 R35 R36 R38 R40 R51 R55 R65 R66 R68 R71 R72 R104 R105 R106R107 R113 R114 R117 R118 R119 R120 R123 R133 R134 R135 R136 R147 R148 R157 R158 R160 R161 R162 R199

17、W512 R211 R213 R214 R215 R216 R219 R222 R231 R233 R251 R253 R255 R256 R257 R258 R261 R262 R263 R266 R271 R273 R275 R276 R277 R278 R279 R283 R303 R304 R305 R321 R322 R324 R325 C9 W504 R122 W510 W502 W506 W505 W509 W511 W508 W515 C37 C38 R49 R50 C39 C40 R48 R34 R47 W513 W514 R267 R62 W501 R203 R202 R2

18、05 R201 C257 C10 W507 C11 W516 W503 18 916 14 58 14 58 1 13 4 58 58 14 14 58 14 58 58 14 17 814 17 814 916 18 R150 R39 169 81 17 814 IC9 IC6 AUDIO UNIT X09-5480-1x A/2 (J74-1502-11) IC7 IC10IC11 IC1 IC2 IC3 IC4 IC5 IC8 IC15 IC12 BE BE BE BE BEBE BE BE BE BE BE BE BE BE BE BEBE BE BE EB BE BE BE BE B

19、E BE BEBE BE BE EB BE BE BE BE BE BE BE EB GSDGSDG RadioFans.CN 收音机爱 好者资料库 KAC-8101D/8151D JIHGF 1 2 3 4 5 6 7 5 BATTGND X09 B/2 P-COM Q37 Q38 D31 D32 J2 39 Q40 Q42Q446 D43D44 Q15 Q17 Q18 Q19 Q20 Q65 CN1 D401 C154 C155 C156 C251 5 4321 67 C302 C303 C313 C314 C153 L3 L4 R163 R181 R185 TH1 W4 W5 W6 W1

20、3 W9 W8 W1 W40 W42 W405 W32 W35 W34 W33 W16 W10 W12 W11 W36 W39 W44 W41 W17 W18 W19 W20 W21 W22 W15 W2 R309 C304 W14 GSDGSDG W998 W3 31 24 W7 W997 6 R301 R302 R307 R308 C191 13 C192 C401 R157 R159 R161 R191 R192R193 R194 R195 R303 R304 R305 R306 W502 W501 B EB E BE BE EBEB BEBE SWITCH UNIT X16-2390-

21、10 (J74-1534-02) J1 S1 D1 D2 SDGSDG Refer to the schematic diagram for the values of resistors and capacitors. X09-5480-1x ICQAddress 13B 25B 35B 46B 52B 67B 75C 82B 95D 105D 115C 125B 152E 15C 36C 46C 56C 76C 86C 96C 106C 116D 126D 136D 146D 156F 166E 177G 187F 197F 207G 213C 22 3C 231B ICQAddress

22、242B 251B 262B 272B 282B 312D 321D 331C 342C 361D 372E 382F 392E 402F 412E 422F 432E 442F 452D 462E 477C 487C 496D 506D 516C 526C 533C 552D 616D 626D 636D 646D 656F 666D KAC-8101D/8151D 6 ABCDE 1 2 3 4 5 6 7 X09-5480-1x (1/2) D3 D1D2 Q53 D4 Q1 Q37 Q38 Q39 Q40 Q51 Q52 Q48 S3 Q49 D45 D46 Q50 S1 Q47 Q2

23、8 D73D74 D75D76 D71 D72 Q41Q43Q45 Q46Q44Q42 SPEAKER INPUT J3 R R L L J1 INPUT OUTPUT ISO AMP IC1(1/2) IC1(2/2) IC2(1/2) BASS BOOST (2/2) IC4 IC4(1/2) E.X.P D58D59 D20 D19 D16 D17 D15 D14 (1/2) IC7 IC7(2/2) D9 D12D11 D8 D10 D7D6 D5 IC10 (1/4) (2/4) (3/4)(4/4) IC11 IC10 IC10 IC10 IC11 IC11IC11 (4/4) (

24、2/4) (1/4) (3/4) D30 D60 D43 D44 D48D47 D53 D50 D52 D49 D51 D13 SUMMING AMP DEAD TIME GEN CIRCUIT LEVEL SW DC/DC R302 1.5K R303 W404 W405 W403 0.01 C10 180P C9 10u35 C3 1000P C1 10K R3 10K R4 1000P C2 1K R2 10u35 C4 27K R6 33P C23 R23 33K C24 47P 10K R22 10P C25 10K R25 33P C26 10u35 C28 430 R29 24K

25、 R31 0.22 C33 220K R34 300 R32 2.2u50 C34 220K R33 680 R48 330 R47 2.2u50 C63 10u35 C65 10u35 C69 C71 100P R68 4.7K 0.01 C61 0.01 C62 10u35 C72 47K R69 0.01 C31 0.01 C22 0.01 C21 10K R27 10K R28 R26 10K C27 10P 100K R62 10u35 C60 R64 22K 0.01 C68 0.01 C64 0.01 C66 2.2K R8 2.2K R7 10u35 C6 47K R10 47

26、K R12 10u35 C8 10u35 C7 47K R11 10u35 C5 56K R72 3K R107 0.01 C104 10K R108 820 R104 0.01 C101 0.01 C102 2.2K R199 6800P C195 510 R132 47u25 C131 47u25 C320 47u25 C317 3300u63 C313 1/2W 22 R311 4.7K R307 4.7K R308 10 R306 75 R304 10 R305 1.5K R301 2.2K R272 0.01 C271 6800P C304 1/2W 10 R309 3900u16

27、C302 3900u16 C303 1000P C309 1000P C311 1000P C312 1/2W 22 R312 1000P C310 3300u63 C314 47u25 C318 24K R124 1.5K R121 3900P C115 68K R123 1u50 C111 10K R114 8.2K R115 150K R111 100K R112 0.1 C112 47u25 C113 C114 100K R205 109 87 65 34 21 3 2 8 4 15 6 7 2 3 1 8 4 10K(A) VR1 +12dB 7 8 4 5 6 2 3 1 16 1

28、5 14 13 12 11 10 9 RECAP2 REIN2 ACIN2 VCC INVIN2 RESR32 OUT2 TTRIM2 1 2 3 4 5 6 7 8 RECAP1 REIN1 ACIN1 GND INVIN1 RESR31 OUT1 TTRIM1 0.01 C37 0.01 C38 16 15 14 13 12 11 10 9 VDD X2 X1 XCOM X0 X3 A B 1 2 3 4 5 6 7 8 Y0 Y2 YCOM Y3 Y1 INH VEE VSS 1 2 14 7 3 5 4 6 12 13 11 5 4 8 9 10 1 2 3 13 12 11 9 10

29、 8 3 2 8 1 6 5 7 1K R118 14 13 12 11 10 9 8 NC14 NC13 AOUT V+ BIN- BIN+ BGND 1 2 3 4 5 6 7 NC1 NC2 AGND AIN+ AIN- V- BOUT L2 8 7 6 5 4 3 2 1 9 10 11 12 13 14 1 2 3 7 8 4 5 6 2 1 3 5 6 4 4.7K R66 4.7K R67 10u35 C105 10u35 C106 R106 10K 1800P C103 1.5K R103 4 680K R119 14 7 39P C132 39P C133 2.2K R201

30、 27K R200 1 8 BIN- BOUT BIN+ C194 0.01 6 5 7 AIN+ 3 4 GND AIN- 2 C193 47u2510K R202 R196 4.7K V+ AOUT 39K R198 R197 4.7K 75 47u25 C316 24K R318 10 R322 15K R323 10 R316 R314 56KR313 56K 47u25 C315 24K R317 820 R319 10K R321 4.7K R320 5.6K R324 47u35 C319 2200P C321 1/2W 10 R326 R325 56K R21 15K 3 4

31、8 6 5 7 1.2K R46 82K R116 4.7K R105 4.7K R120 10K R63 0.01 C67 100K R203 10K R271 0.01 C32 47K R9 4.7K R65 33K R113 1K R117 470 R122 10K R133 1K R135 1K R136 10 R315 150 R101 750 R131 1.2K R45 4 1 5 2 3 6 123 3421 123 90Hz OFF 9 1 6 1K R1 27K R5 1K R13 10K R24 56K R71 150 R102 9 R134 10K 47P + + + +

32、 + + + + + + + + + + + + + + + + + + + + + + + + + IC6 IC12 IC9 IC8 (X09-5480-1x) (A/2) 22K 22K 16.0V 16.0V 8.0V -7.9V -10.2V 10.2V 16.0V 16.0V -16.0V 51.8V -51.8V 65.7V CAUTION : For continued safety, replace safety critical components only with manufacturers recommended parts (refer to parts list)

33、. Indicates safety critical components. To reduce the risk of electric shock, leakage-current or resistance measurements shall be carried out (exposed parts are acceptably insulated from the supply circuit) before the appliance is returned to the customer. DC voltages are as measured with a high imp

34、edance voltmeter. Values may vary slightly due to variations between individual instruments or/ and units. 2SA1123 2SA1286-T11 2SA1534A 2SA733(A) 2SA992 2SC1845 2SC2631 2SC3940A 2SC945(A) B C E KAC-8101D/8151D 7 JIHGF 1 2 3 4 5 6 7 X09-5480-1x (2/2) Q15 Q11 Q5 Q9 Q7 Q8Q10 Q24 Q23 Q22 Q13 Q3Q4 Q17 Q1

35、8 Q34 Q33 Q36Q55 Q31 Q32 Q14 Q16 Q12 Q25 Q21 Q20 Q19 Q63 Q62 Q64 Q61 Q65 Q66 Q26 Q27 D401 CN1WH1 (2/2) IC2 L.P.F (1/2) IC3 IC3(2/2) I.F.S D54 D56 D55 D57 D22 D21 (1/2) IC5 (2/2) IC5 D16 D17 4) S2 11 D18 J2 SP OUT D31 D32 D62 D34 D33 D35 D36 D38 D37 D30 D42 D60 D41 IC1-5: NJM4565M IC6: SA571N IC7: NJ

36、M5532MD IC8: NJM2903M IC9: NJM319D IC10,11 : TC74HC00AF IC12: TC4052BF(N) IC15: UPC494GS Q1,23,24,31,32,36-38,55 : 2SC945(A)(Q,P) Q3,4,21: 2SC2631(Q,R) Q5,7-10: 2SA1352(E,F) Q11,14,17,20,27,61,62 : 2SC3478A(L,K) Q12,13,63,64 : 2SA1286-T11 Q15,16,65,66 : STW34NB20 Q18,19,26: 2SA1376A(L,K) Q22: 2SA112

37、3(Q,R) Q25,34,39,40,51,52 : 2SA733(A)(Q,P) Q28: DTC124EUA Q33: 2SA1534A(R,S) Q41-46: FKV550T Q47: 2SC1845(F,E) Q48: 2SA992(F,E) Q49: 2SC4883A Q50: 2SA1859A Q53: 2SC3940A(R,S) D1-5,8,9,11,12,14-17,19,21, 22,35,38-40,43,44,54-57,60, 73-76: 1SS133 D6,7,37,71,72 : RD10JS(B) D10,13,18: RD5.1JS(B) D20: RD

38、4.7JS(B) D30,41,42: MA111 D31,32: RM4ZLF-J1 D33: RD7.5JS(B) D34,47,48: RD16JS(B) D45: FML22S D46: FML22R D49-52: S5566B D53: RD15JS(B) D58,59: RD8.2JS(B) D62: MA3100-M D401: B30-1669-05 B LINE SIGNAL LINE GND LINE B LINE D39 D40 KAC-8151D J4 KAC-8151D ONLY ONLY J1 D2 D1 VI COM CASCADE MOS FET DRIVER

39、 POWER FET W R281 1K R157 47K FUSE 200W / 4 400W / 2 500W / 1 220 R35 R38 10K C35 470P 0.47 C36 2.2K R37 0.15 C54 10u35 C55 1u50 C57 1u50 C58 30K R54 1u50 C59 10K R56 22K R52 24K R61 20K R213 10u35 C203 47K R211 10K R212 1.3K R217 10u35 C204 47K R49 100P C39 47K R50 100P C40 0.047 C191 8.2K R193 510

40、K R195 0.047 C192 3.3K R194 10u25 C251 82K R231 100u10 C231 6800P C154 6800P C153 2W 4.7 R163 0.1 C152 47K R158 1.2K R152 1/2W 750 R141 1/2W 750 R142 27K R273 27K R274 330K R275 2.2u50 C272 1K R278 10K R279 10K R284 10u35 C276 10K R283 680 R265 680 R266 10K R262 10u35 C255 33K R261 0.01 C254 33K R25

41、9 10K R260 33K R257 10K R255 2.2K R267 0.1 C257 10u35 C252 100 R263 10K R264 10u35 C253 4.7K R258 3.3K R254 3.3K R252 C274 1000P R282 16K 47u25 C275 2.2K 0.01 C271 0.1u50 C273 1/2W 1.5K R171 47K R172 0.01 C171 10K R174 1/2W 1K R173 0.1 C151 1 2 3 1 T2 T3 2 3 0.01 C401 T1 6 5 7 VR2 10K(C) 1 4 8 2 3 6

42、 5 7 12 11 10 9 XCOM X0 X3 A B 5 6 7 8 Y3 Y1 INH VEE VSS 7 6 8 5 4 1 3 2 8 1 2 3 4 5 6 7 8 NI IN1 I IN1 FBACK DTCON CT RT GND C1 16 15 14 13 12 11 10 9 NI IN2 I IN2 REFOUT OUTCON VCC C2 E2 E1 L3 26uH L4 470 R143 470 R144 330 R151 1 2 3 4 5 6 7 T1 T2 T3 T4 T5 P-CON T6 GND T7 BATT. + 10K R232 22K R234

43、 0.01 C232 22K R233 C156 10 C155 10 10K R216 20K R219 20K R214 20K R215 0.01 C201 0.01 C202 12K R218 220K R220 10K R221 1K R222 0.68 C205 C206 0.01 C193 47u25 R196 4.7K 39K R198 R197 4.7K 2.2K TH1 R280 3.9K 10K R276 2 T5 T5 2 4 9 7 3 4 8 8 3 6 5 1 470 R39 3.3K R40 0.47 C53 0.01 C52 0.01 C51 3.9K R55

44、 10 R149 10 R150 0.01 C256 4.7K R256 3.3K R251 3.3K R253 10K 1.5K R277 1K R36 1K R51 1K R135 1K R136 10 R161 10 R159 10 R160 10 R162 100 R154 100 R156 2W 0.1 R181 2W 0.1 R183 2W 0.1 R185 2W 0.1 R182 2W 0.1 R184 2W 0.1 R186 3.3K R191 3.3K R192 2 3 4 5 1 8 10 9 7 6 3 1 4 6 5 2 15Hz25HzOFF 100 R155 100

45、 R153 10 R147 10 R148 270 R146 47 R145 R42 1K 1 R43 1K 1K R41 2 4 3 9 10 10 9 3 4 2 110 1 9 2 3 4 8 7 6 5 + + + + + + + + + + + + (X09- ) (B/2) IC15 KAC-8101D/8151D (X16-2390-10) -7.9V 65.4V 51.8V -51.8V 16.0V -16.0V 10.0V 5.0V 14.2V 14.4V DTC124EUATC4052BFNJM2903M NJM4565M NJM5532MD UPC494GSTC74HC0

46、0AF KAC-8101D/8151D Parts with the exploded numbers larger than 700 are not supplied. EXPLODED VIEW 3 2 1 BA L X16-2390-10 S1 F1 714 33 34 736 730 10 11 19 16 7 723 18 20 G G A D E 4 A B C D E F G H J K L N P M4x8 3x10 M4x10 FLAT WASHER(4) 3x10(BLK) 2x6 3x6 3x8(BLK) 3x12 3x8 2x8(BLK) M6x6 M4x6 : N09

47、-4026-05 : N09-6117-05 : N09-6128-05 : N15-1040-46 : N80-3010-45 : N82-2006-46 : N89-3006-46 : N89-3008-45 : N09-6118-05 : N09-6135-05 : N82-2008-45 : N07-0003-08 : N09-4214-08 (X09-) (B/2) (X09-) (A/2) CONTROL ASSY J3 (X09-) J2 (X09-) 27 (X09-) G G VR2 VR1 S3 S2 S1 J4 (X09-) J1 (X09-) 2 8 13 x4 5 7

48、28 725 722 726 722 703 F C C Ex3 Jx6 Kx2 Bx2 Bx3 Ex2 Kx3 Hx3 Hx3 Hx2 Jx8 Nx2 Px5 KAC-8151D only. 3 KAC-8101D/8151D 8 Indicates safety critical components. New parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No. werde

49、n nicht geliefert. Ref. No. A d d N e w Parts No.Description Desti- nation Ref. No. A d d N e w Parts No.Description Desti- nation E1 : KAC-8151D (For Europe) K : KAC-8151D (For North America) K1 : KAC-8101D (For North America) PARTS LIST 21BA21-4271-03DRESSING PANELKE1 21BA21-4288-03DRESSING PANELK1 43AA64-3054-02PANELKE1 43AA64-3094-02PANELK1 52BA84-0348-02REAR PANEL 71AB03-5024-14DRESSING PLATEKE1 81BB19-2214-13LIGHTING BOARD -B46-0100-50WARRANTY CARD -B64-2577-00INSTRUCTI.MANUAL (ENG.FRE.SPA.) -B64-2578-00INSTR.MANUAL (GER.DUT.ITA.POR.)E1 101AE30-6145-05CONNECTING CORD