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Kenwood KAC X20 - eXcelon Amplifier, Service Manual

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Kenwood KAC X20 - eXcelon Amplifier Service Manual Download Page 13

KAC-X20

13

 Indicates safety critical components.

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

(North America)

PARTS LIST

R21

RK73GB2A103J

CHIP R

10K

J

1/10W

R22

RK73GB2A104J

CHIP R

100K

J

1/10W

R23

RK73GB2A103J

CHIP R

10K

J

1/10W

R24

RK73GB2A203J

CHIP R

20K

J

1/10W

R25

RK73GB2A682J

CHIP R

6.8K

J

1/10W

R26

RK73GB2A104J

CHIP R

100K

J

1/10W

R27

RK73GB2A102J

CHIP R

1.0K

J

1/10W

R28-30

RD14DB2H100J

SMALL-RD 10

J

1/2W

R31,32

RK73GB2A103J

CHIP R

10K

J

1/10W

R33

RK73GB2A101J

CHIP R

100

J

1/10W

R34

RK73GB2A391J

CHIP R

390

J

1/10W

R35

RK73GB2A103J

CHIP R

10K

J

1/10W

R36,37

RK73GB2A101J

CHIP R

100

J

1/10W

R38,39

RK73GB2A471J

CHIP R

470

J

1/10W

R40,41

RK73GB2A101J

CHIP R

100

J

1/10W

R43,44

RK73GB2A243J

CHIP R

24K

J

1/10W

R45,46

RK73GB2A2R2J

CHIP R

2.2

J

1/10W

R47,48

RK73GB2A101J

CHIP R

100

J

1/10W

R49

RK73GB2A1R0J

CHIP R

1.0

J

1/10W

R50

RK73GB2A100J

CHIP R

10

J

1/10W

R51,52

RK73GB2A2R2J

CHIP R

2.2

J

1/10W

R53

RK73GB2A102J

CHIP R

1.0K

J

1/10W

R54-57

RK73GB2A470J

CHIP R

47

J

1/10W

R101,102

RD14BB2C102J

RD

1.0K

J

1/6W

R103,104

RK73GB2A103J

CHIP R

10K

J

1/10W

R105,106

RK73GB2A152J

CHIP R

1.5K

J

1/10W

R107,108

RK73GB2A103J

CHIP R

10K

J

1/10W

R109,110

RK73GB2A123J

CHIP R

12K

J

1/10W

R111

RK73GB2A221J

CHIP R

220

J

1/10W

R112-119

RK73GH2A103D

CHIP R

10K

D 1/10W

R120,121

RK73GB2A2R2J

CHIP R

2.2

J

1/10W

R122

RK73GB2A221J

CHIP R

220

J

1/10W

R132,133

RK73GB2A152J

CHIP R

1.5K

J

1/10W

R134,135

RK73GB2A472J

CHIP R

4.7K

J

1/10W

R136,137

RK73GB2A103J

CHIP R

10K

J

1/10W

R138,139

RK73GB2A472J

CHIP R

4.7K

J

1/10W

R140,141

RK73GB2A393J

CHIP R

39K

J

1/10W

R142,143

RK73GB2A303J

CHIP R

30K

J

1/10W

R149,150

RK73GB2A153J

CHIP R

15K

J

1/10W

R151,152

RK73GB2A331J

CHIP R

330

J

1/10W

R155

R92-0205-05

METAL-PLATE 0.1

K 2W

R157,158

RK73GB2A331J

CHIP R

330

J

1/10W

R159,160

RK73GB2A302J

CHIP R

3.0K

J

1/10W

R161,162

RD14BB2C223J

RD

22K

J

1/6W

R163,164

RK73GB2A223J

CHIP R

22K

J

1/10W

R165,166

RK73GB2A473J

CHIP R

47K

J

1/10W

R167,168

RK73EB2E221J

CHIP R

220

J

1/4W

R169

RD14BB2C103J

RD

10K

J

1/6W

R170

RD14BB2C223J

RD

22K

J

1/6W

R171

RD14BB2C103J

RD

10K

J

1/6W

R179

RD14BB2C100J

RD

10

J

1/6W

R201,202

RD14BB2C103J

RD

10K

J

1/6W

R203,204

RK73GB2A223J

CHIP R

22K

J

1/10W

R205-208

RK73GB2A152J

CHIP R

1.5K

J

1/10W

R209,210

RK73GB2A101J

CHIP R

100

J

1/10W

R211,212

RD14BB2C102J

RD

1.0K

J

1/6W

R213,214

RD14BB2C223J

RD

22K

J

1/6W

R215-218

RK73GB2A101J

CHIP R

100

J

1/10W

R219-222

RK73EB2E472J

CHIP R

4.7K

J

1/4W

R223,224

RK73GB2A101J

CHIP R

100

J

1/10W

R225,226

RK73GB2A331J

CHIP R

330

J

1/10W

R227,228

RK73GB2A103J

CHIP R

10K

J

1/10W

R229-232

RK73GB2A222J

CHIP R

2.2K

J

1/10W

R233-236

RK73GB2A101J

CHIP R

100

J

1/10W

R237,238

RK73GB2A222J

CHIP R

2.2K

J

1/10W

R239,240

RK73GB2A101J

CHIP R

100

J

1/10W

R241,242

RK73GB2A472J

CHIP R

4.7K

J

1/10W

R243

R92-0205-05

METAL-PLATE 0.1

K 2W

R244

RK73GB2A103J

CHIP R

10K

J

1/10W

R245-248

R92-0205-05

METAL-PLATE 0.1

K 2W

R249,250

RK73GB2A222J

CHIP R

2.2K

J

1/10W

R251

RK73GB2A331J

CHIP R

330

J

1/10W

R252

RK73GB2A473J

CHIP R

47K

J

1/10W

R253,254

RK73GB2A101J

CHIP R

100

J

1/10W

R257,258

R92-0205-05

METAL-PLATE 0.1

K 2W

R260

RK73GB2A331J

CHIP R

330

J

1/10W

R261,262

RK73GB2A221J

CHIP R

220

J

1/10W

R263,264

RK73GB2A152J

CHIP R

1.5K

J

1/10W

R265,266

RK73GB2A103J

CHIP R

10K

J

1/10W

R267,268

RK73GB2A392J

CHIP R

3.9K

J

1/10W

R271,272

RK73GB2A221J

CHIP R

220

J

1/10W

R273,274

RK73GB2A183J

CHIP R

18K

J

1/10W

R275,276

RK73GB2A103J

CHIP R

10K

J

1/10W

R280

RK73EB2E100J

CHIP R

10

J

1/4W

R282

RK73GB2A103J

CHIP R

10K

J

1/10W

R284

RK73GB2A103J

CHIP R

10K

J

1/10W

R285

RK73GB2A223J

CHIP R

22K

J

1/10W

R286

RK73GB2A472J

CHIP R

4.7K

J

1/10W

R287

RK73GB2A223J

CHIP R

22K

J

1/10W

R288

RK73GB2A102J

CHIP R

1.0K

J

1/10W

R289,290

RK73GB2A101J

CHIP R

100

J

1/10W

R406

RK73EB2E222J

CHIP R

2.2K

J

1/4W

R603

RK73GB2A102J

CHIP R

1.0K

J

1/10W

R604

RK73GB2A103J

CHIP R

10K

J

1/10W

R605

RK73GB2A333J

CHIP R

33K

J

1/10W

R606

RK73GB2A103J

CHIP R

10K

J

1/10W

R607

RK73GB2A472J

CHIP R

4.7K

J

1/10W

R608

RK73EB2E103J

CHIP R

10K

J

1/4W

R609

RK73GB2A333J

CHIP R

33K

J

1/10W

R610

RK73GB2A303J

CHIP R

30K

J

1/10W

R611,612

RK73GB2A362J

CHIP R

3.6K

J

1/10W

R613

RK73GB2A152J

CHIP R

1.5K

J

1/10W

R614

RK73GB2A332J

CHIP R

3.3K

J

1/10W

R615

RK73GB2A392J

CHIP R

3.9K

J

1/10W

R616

RD14BB2C392J

RD

3.9K

J

1/6W

R617

RK73GB2A123J

CHIP R

12K

J

1/10W

R618

RK73GB2A332J

CHIP R

3.3K

J

1/10W

R619

RK73EB2E4R7J

CHIP R

4.7

J

1/4W

R620,621

RK73GB2A473J

CHIP R

47K

J

1/10W

R622,623

RK73GB2A103J

CHIP R

10K

J

1/10W

AUDIO UNIT (X09-8570-10)

Summary of Contents for KAC X20 - eXcelon Amplifier

Page 1: ... 12 PRINTED IN JAPAN B53 0484 00 N 584 POWER AMPLIFIER KAC X20 SERVICE MANUAL This product uses Lead Free solder Accessories W01 1606 05 Screw set N99 1794 05 Dressing Panel A21 6570 01 Fuse 30A F52 0015 05 ...

Page 2: ...D Q1 2 16 18 AVR f GAIN CONTROL REMOTE GAIN 0 18dB f 40 100Hz 15V X08 432 COMPONENTS DESCRIPTION PREAMPLIFIER UNIT X08 4320 10 Ref No Application Function Operation Condition Compatibility IC1 HPF IC2 Phase inversion amplifier Lch only IC3 LPF IC4 I S F 15Hz IC5 I S F 25Hz AUDIO UNIT X09 8570 10 Ref No Application Function Operation Condition Compatibility IC5 DC DC converter IC6 Temperature detec...

Page 3: ... 244 Power amplifier initial stage constant current Q281 284 Power amplifier ATT Q601 615 618 Shock noise preventing circuit when power is turned on Q602 P Con OFF detection Q603 Mute driver Q604 605 P Con control circuit Q606 Over voltage detection Q609 Power supply for fan Q610 Over current detection Q611 612 DC detection Q613 614 DC detection For latching Q621 622 For LED control COMPONENTS DES...

Page 4: ...17 C618 W150 W63 C606 W69 W66 R5 C58 R170 1 3 4 2 C137 C57 C143 C142 W68 C229 R901 C4 C20 C129 W178 W123 C156 W101 C207 C208 C223 C601 C602 C603 C604 C605 C608 W155 R179 W96 W90 W86 C104 C105 C117 C118 C125 C126 C135 C136 C144 C145 C201 C202 C215 C216 R29 R101 R102 R169 R171 R243 R246 R247 R248 R258 R616 W175 W65 W177 W127 R212 R211 R214 W169 W100 C43 W176 1 13 2 14 C53 C44 W99 W102 W103 C210 C209...

Page 5: ... R17 R19 R20 R21 R23 R25 R26 R27 R53 R54 R55 R56 R57 TH605 R229 R233 R237 R239 53 R261 R271 R611 R620 R621 R650 R653 R656 W304 R251 R225 W301 W312 W311 W303 W309 W305 W307 W308 W302 W310 W306 9 16 1 8 IDLE L1 IDLE L2 C6 R6 C10 C11 L3 C16 R5 C1 C8 C9 C17 C19 C608 C24 C13 C15 C18 R7 R8 R28 29 R30 R155 R245 R257 W1 W3 W7 W8 W9 W18 W10 W11 W12 W13 W14 W15 W16 W17 W4 W5 W59 W58 W39 W41 W35 W37 W38 W40 ...

Page 6: ...8 W34 1 4 5 8 4 1 8 5 4 1 8 5 8 5 4 1 8 5 4 1 VR101 VR152 VR4 MONO ST OFF HP LP OFF 15 25 1 13 1 2 1 3 200Hz 40Hz 0 2V 5V 40Hz 503 503 103 HPF SENS ISF FILTER LPF C51 C54 C52 C53 C603 C604 C107 C108 C109 C110 C111 C112 C113 C114 C115 C116 C117 C118 C119 C120 C121 C122 C123 C124 C158 W12 W26 W28 W27 14 2 W23 W25 W24 W19 W20 W17 W13 W16 W15 W11 W10 W18 W4 W3 W5 W8 W9 W1 W21 C7 W7 W6 W2 W22 C8 200Hz ...

Page 7: ... R286 47P C227 10u50 C201 1K R288 1K R211 47u25 C207 1 5K R205 1 5K R207 100 R223 10 R280 100u63 C223 100u63 C229 100 R224 470P C226 22P C214 22P C218 1 5K R206 1 5K R208 47u 25V C208 1K R212 4 7K R222 4 7K R220 22K R214 100 R290 10u50 C202 4 7K R242 100 R254 10u50 C216 VR2 220 220 VR4 1000P C222 1000P C220 2 2K R232 2 2K R230 150 R260 2W 0 1 R248 2W 0 1 R246 150 R226 2W 0 1 R258 2W 0 1 R243 100 R...

Page 8: ...R9 4 7K R10 47 R57 47 R55 47 R12 3300u16 C11 0 01 C607 47K R664 47 R668 47 R667 47K R661 5 6K R659 0 1 C616 22K R625 47K R620 47K R630 12K R617 100u10 C606 100u10 C608 2 2K R406 10K R622 10u50 C604 10u50 C605 680 R626 33K R605 33K R609 10K R604 10K R608 1K R603 33u35 C601 10u50 C602 1 5K R613 10u50 C603 30K R610 0 047 C20 0 047 C19 14 13 12 11 10 9 8 OP INB OP INB OPOUTB EVOUTB REFIN VREF GND 1 2 ...

Page 9: ...0u35 56K R630 TP107 TP1 10u35 C112 10u35 C8 15V R122 620 TP2 C110 10u35 1u50 C114 1u50 C116 C115 C113 1u50 1u50 27K R135 C119 C117 1u50 1u50 R137 2K 3 9K R133 5 6 7 C123 1u50 C121 1u50 27K R136 2 3 8 1 4 1u50 C118 C120 1u50 R138 2K C122 C124 1u50 1u50 R141 100K R142 R144 100K 8 2K TP167 R17 4 7K R132 10K R140 18K R129 47K R134 3 9K 10K R131 18K R139 R143 8 2K 13K R108 15V 15V 15V 15V C54 10u50 C52...

Page 10: ...006 43 N89 3008 48 N89 3016 48 N09 6135 05 N09 6217 05 N09 6447 05 N83 3006 43 Bx5 Ax2 X08 432 J 3 J 1 J 4 Px3 Gx6 Dx2 K 729 L 716 13 8 12 10 9 14 11 9 1 9 27 26 K K 716x2 Lx3 Cx4 Px9 Px6 Lx2 Lx2 Lx2 L C 733 729 L 703 734 736 C Hx2 Hx2 K 723 723 K 6 8 18 715 Qx2 Nx2 Cx2 Nx3 F1x2 Fx2 Lx2 Nx2 N L 735 719 7 FC1 PA1 F F R E E L 731 728 L L L M M L N 716 Bundled to the transistor Parts with the explode...

Page 11: ...10 RK73GB2A100J CHIP R 10 J 1 10W R11 12 RK73GB2A101J CHIP R 100 J 1 10W R13 14 RK73GB2A100J CHIP R 10 J 1 10W R15 16 RK73GB2A101J CHIP R 100 J 1 10W R17 18 RK73GB2A472J CHIP R 4 7K J 1 10W R105 106 RK73GB2A203J CHIP R 20K J 1 10W R107 108 RK73GB2A133J CHIP R 13K J 1 10W R110 111 RK73GB2A473J CHIP R 47K J 1 10W R121 RK73GB2A103J CHIP R 10K J 1 10W R122 RK73GB2A621J CHIP R 620 J 1 10W R123 124 RK73...

Page 12: ... C 22PF J C142 145 CD04BJ1H100M ELECTRO 10UF 50WV C146 148 CC73GCH1H101J CHIP C 100PF J C153 CC73GCH1H101J CHIP C 100PF J C156 CD04BJ1H100M ELECTRO 10UF 50WV C201 202 CD04BJ1H100M ELECTRO 10UF 50WV C203 204 CC73GCH1H221J CHIP C 220PF J C205 206 CK73GB1H472K CHIP C 4700PF K C207 208 CD04BJ1E470M ELECTRO 47UF 25WV C209 210 CC45FCH1H150J CERAMIC 15PF J C211 212 CC73GCH1H331J CHIP C 330PF J C213 214 C...

Page 13: ...1 6W R201 202 RD14BB2C103J RD 10K J 1 6W R203 204 RK73GB2A223J CHIP R 22K J 1 10W R205 208 RK73GB2A152J CHIP R 1 5K J 1 10W R209 210 RK73GB2A101J CHIP R 100 J 1 10W R211 212 RD14BB2C102J RD 1 0K J 1 6W R213 214 RD14BB2C223J RD 22K J 1 6W R215 218 RK73GB2A101J CHIP R 100 J 1 10W R219 222 RK73EB2E472J CHIP R 4 7K J 1 4W R223 224 RK73GB2A101J CHIP R 100 J 1 10W R225 226 RK73GB2A331J CHIP R 330 J 1 10...

Page 14: ... CHIP R 0 OHM J 1 16W W317 R92 2053 05 CHIP R 0 OHM J 1 8W W318 324 R92 1252 05 CHIP R 0 OHM J 1 16W W325 326 R92 2053 05 CHIP R 0 OHM J 1 8W W327 339 R92 1252 05 CHIP R 0 OHM J 1 16W W340 341 R92 2053 05 CHIP R 0 OHM J 1 8W W342 345 R92 1252 05 CHIP R 0 OHM J 1 16W W346 R92 2053 05 CHIP R 0 OHM J 1 8W W347 350 R92 1252 05 CHIP R 0 OHM J 1 16W W351 R92 2053 05 CHIP R 0 OHM J 1 8W W352 R92 1252 05 ...

Page 15: ...SISTOR Q601 2SC1845 A F E TRANSISTOR Q602 2SC4081 TRANSISTOR Q603 2SA1576A TRANSISTOR Q604 2SB1241 TRANSISTOR Q605 606 2SC4081 TRANSISTOR Q609 2SD1863 TRANSISTOR Q610 2SC1845 A F E TRANSISTOR Q611 613 2SC945AA Q P TRANSISTOR Q614 615 2SA1576A TRANSISTOR Q616 2SC4081 TRANSISTOR Q617 2SA1576A TRANSISTOR Q618 2SC4081 TRANSISTOR Q621 DTA114EUA DIGITAL TRANSISTOR Q622 DTC114EUA DIGITAL TRANSISTOR TH601...

Page 16: ...ity rated output MIN 5 0V 380 mm 320 mm Ø6 272 mm 286 mm Input Impedance 10kΩ Frequency Response 0 3dB 5Hz 70kHz Signal to Noise Ratio 105dB Low Pass Filter Frequency 24dB oct 40 200Hz variable High Pass Filter Frequency 12dB oct 40 200Hz variable Infrasonic Filter Frequency 24dB oct 15 25Hz Bass Boost Circuit 0 18dB variable Bass Boost Frequency 40 100Hz variable General Operating Voltage 14 4V 1...

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