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Kenwood KAC-6404, Service Manual

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Kenwood KAC-6404 Service Manual Download Page 12

PARTS LIST

   Indicates safety critical com po nents.

Ref. No.

A

d

d

N

e

w

Parts No.

Description

Desti-

nation

E 

: KAC-7404     

E1

 : KAC-6404 (Europe)     

K

 : KAC-6404 (North America)

M1

 : KAC-M845     

M2

 : KAC-M645 (Other Areas)

Ref. No.

A

d

d

N

e

w

Parts No.

Description

Desti-

nation

KAC-6404/7404/M645/M845

12

C459,460    CC73GCH1H470J CHIP 

C  47PF  J

C601  

 

CD04BJ1V330M 

ELECTRO 

33UF 

35WV

C602-604    CD04BJ1H100M  ELECTRO 10UF  50WV EM1

C602,603    CD04BJ1H100M ELECTRO 10UF  50WV KE1M2

C605  

 

CK73GB1H103K 

CHIP 

C 

0.010UF 

K EM1

C606  

 

CD04BJ1A101M 

ELECTRO 

100UF 

10WV

C607  

 

CK73GB1H103K 

CHIP 

C 

0.010UF 

K

C608  

 

CD04BJ1A221M 

ELECTRO 

220UF 

10WV

C609,610    CK73GB1H103K CHIP 

C  0.010UF K

C611,612    CD04BJ1H100M ELECTRO 10UF  50WV EM1

C612  

 

CD04BJ1H100M 

ELECTRO 

10UF 

50WV 

KE1M2

C616  

 

CD04BJ1H100M 

ELECTRO 

10UF 

50WV

C617  

 

CK73GB1H104K 

CHIP 

C 

0.10UF 

K

CN1,2  

 

E41-1682-05  PIN 

ASSY 

   

  EM1

J1  

 

E63-0939-05 

PIN 

JACK 

 

 

 

KE1M2

J1  

 

E63-0947-05 

PIN 

JACK 

 

 

 

EM1

J2  

 

E58-1031-05 

RECTANGULAR 

RECEPTACLE

J9 

 

  E70-0841-05 

SCREW TERMINAL BOARD 

KE1M2

J9  

✽

  E70-0851-05 

SCREW TERMINAL BOARD 

EM1

L1  

✽

 L33-2461-05 

CHOKE 

COIL 

30UH 

EM1

L2  

 

L19-0772-05 

TRANSFORMER FOR CONVERTER EM1

L3  

✽

 L33-2461-05 

CHOKE 

COIL 

30UH 

EM1

L4  

✽

 L33-2445-05 

CHOKE 

COIL 

5UH 

 

KE1M2

L5  

 

L19-0775-05 

TRANSFORMER FOR CONVERTER  KE1M2

G 

2B    N09-6447-05 

TAPTITE SCREW (3X10 PT)

R1,2  

 

RK73GB2A101J 

CHIP 

R 

100 

J 

1/10W

R3,4  

 

RK73GB2A220J 

CHIP 

R 

22 

J 

1/10W

R5,6  

 

RK73EB2E272J 

CHIP 

R 

2.7K 

J 

1/4W 

KE1M2

R5,6  

 

RK73EB2E332J 

CHIP 

R 

3.3K 

J 

1/4W 

EM1

R7-9  

 

RK73PB2H100J 

CHIP 

R 

10 

J 

1/2W

R10,11  

 

RK73GB2A472J 

CHIP 

R 4.7K 

J 

1/10W

R12,13  

 

RK73GB2A220J 

CHIP 

R 22 J 

1/10W 

EM1

R14,15  

 

RK73GB2A470J 

CHIP 

R 47 J 

1/10W

R16,17  

 

RK73GB2A152J 

CHIP 

R 1.5K 

J 

1/10W

R18,19  

 

RK73GB2A333J 

CHIP 

R 33K 

J 

1/10W

R20  

 

RK73GB2A334J 

CHIP 

R 

330K 

J 

1/10W

R21  

 

RK73GB2A103J 

CHIP 

R 

10K 

J 

1/10W

R22  

 

RK73GB2A332J 

CHIP 

R 

3.3K 

J 

1/10W

R23  

 

RK73EB2E103J 

CHIP 

R 

10K 

J 

1/4W 

EM1

R23  

 

RK73EB2E562J 

CHIP 

R 

5.6K 

J 

1/4W 

KE1M2

R24  

 

RK73GB2A103J 

CHIP 

R 

10K 

J 

1/10W

R25  

 

RK73GB2A102J 

CHIP 

R 

1.0K 

J 

1/10W

R26  

 

RK73GB2A472J 

CHIP 

R 

4.7K 

J 

1/10W

R27  

 

RK73GB2A223J 

CHIP 

R 

22K 

J 

1/10W

R28  

 

RK73GB2A104J 

CHIP 

R 

100K 

J 

1/10W

R29,30  

 

RK73GB2A101J 

CHIP 

R 100 

J 

1/10W

R31  

 

RK73GB2A103J 

CHIP 

R 

10K 

J 

1/10W

R32  

 

RK73GB2A201J 

CHIP 

R 

200 

J 

1/10W

R33  

 

RK73GB2A474J 

CHIP 

R 

470K 

J 

1/10W

R34  

 

RK73GB2A562J 

CHIP 

R 

5.6K 

J 

1/10W

R35  

 

RK73GB2A222J 

CHIP 

R 

2.2K 

J 

1/10W

R36  

 

RK73GB2A202J 

CHIP 

R 

2.0K 

J 

1/10W

R37  

 

RK73GB2A474J 

CHIP 

R 

470K 

J 

1/10W

R38  

 

RK73GB2A562J 

CHIP 

R 

5.6K 

J 

1/10W

R39  

 

RK73GB2A222J 

CHIP 

R 

2.2K 

J 

1/10W

R100-102    RD14BB2C102J  RD 

1.0K J 1/6W

R103,104    RK73GB2A103J  CHIP 

R  10K J 

1/10W

R105,106    RK73GB2A472J  CHIP 

R  4.7K J 

1/10W

R107,108    RK73GB2A103J  CHIP 

R  10K J 

1/10W

R109,110    RK73GB2A123J  CHIP 

R  12K J 

1/10W

R111-118    RK73GH2A103D  CHIP 

R  10K D 

1/10W

R121,122    RK73EB2E222J  CHIP 

R  2.2K J 

1/4W

R123-126    RK73EB2E104J  CHIP 

R  100K J 1/4W

R151  

 

RK73GB2A100J 

CHIP 

R 

10 

J 

1/10W

R152-154    RK73GB2A103J  CHIP 

R  10K J 1/10W

R155,156    RK73GB2A431J  CHIP 

R  430 J 

1/10W

R165,166    RK73GB2A153J  CHIP 

R  15K J 

1/10W

R167,168    RK73GB2A273J  CHIP 

R  27K J 

1/10W

R179-182    RK73GB2A473J  CHIP 

R  47K J 1/10W

R201,202    RK73GB2A332J  CHIP 

R  3.3K J 

1/10W

R203,204    RK73GB2A104J  CHIP 

R  100K J 

1/10W

R205,206    RK73GB2A473J  CHIP 

R  47K J 

1/10W

R207,208    RK73GB2A153J  CHIP 

R  15K J 

1/10W

R209-212    RK73GB2A152J  CHIP 

R  1.5K J 1/10W

R213,214    RK73GB2A101J  CHIP 

R  100 J 

1/10W

R215,216    RK73GB2A122J  CHIP 

R  1.2K J 

1/10W EM1

R215,216    RK73GB2A152J  CHIP 

R  1.5K J 

1/10W KE1M2

R217,218    RK73GB2A133J  CHIP 

R  13K J 

1/10W

R219,220    RK73GB2A101J  CHIP 

R  100 J 

1/10W

R221,222    RK73EB2E472J  CHIP 

R  4.7K J 

1/4W KE1M2

R221,222    RK73EB2E682J  CHIP 

R  6.8K J 

1/4W EM1

R223-226    RK73GB2A151J  CHIP 

R  150  J 1/10W

R227,228    RK73GB2A473J  CHIP 

R  47K J 

1/10W

R229,230    RK73GB2A182J  CHIP 

R  1.8K J 

1/10W

R231,232    RK73GB2A561J  CHIP 

R  560 J 

1/10W

R233,234    RK73GB2A560J  CHIP 

R  56  J 

1/10W

R235-238    RK73GB2A101J  CHIP 

R  100  J 1/10W

R239-242    RK73GB2A102J  CHIP 

R  1.0K J 1/10W

R243,244    RK73GB2A471J  CHIP 

R  470 J 

1/10W

R245-248    RK73EB2E4R7J  CHIP 

R  4.7  J 1/4W

R249-252    RK73GB2A152J  CHIP 

R  1.5K J 1/10W EM1

R249-252    RK73GB2A621J  CHIP 

R  620  J 1/10W KE1M2

R253-256    R92-0205-05 

METAL-PLATE 0.1 

K  2W

R257,258    RK73PB2H100J  CHIP 

R  10  J 

1/2W

R259,260    RK73GB2A103J  CHIP 

R  10K J 

1/10W

R261  

 

RK73EB2E100J 

CHIP 

R 

10 

J 

1/4W

R265-268    RK73GB2A103J  CHIP 

R  10K J 1/10W

R269,270    RK73GB2A163J  CHIP 

R  16K J 

1/10W

R271,272    RK73GB2A820J  CHIP 

R  82  J 

1/10W

R301,302    RD14BB2C102J  RD 

1.0K J 

1/6W

R303,304    RK73GB2A103J  CHIP 

R  10K J 

1/10W

R305,306    RK73GB2A472J  CHIP 

R  4.7K J 

1/10W

R307,308    RK73GB2A103J  CHIP 

R  10K J 

1/10W

R309,310    RK73GB2A123J  CHIP 

R  12K J 

1/10W

R311-318    RK73GH2A103D  CHIP 

R  10K D 

1/10W

R319,320    RK73GB2A473J  CHIP 

R  47K J 

1/10W

R321,322    RK73EB2E222J  CHIP 

R  2.2K J 

1/4W

R323-326    RK73EB2E104J  CHIP 

R  100K J 1/4W

AUDIO UNIT (X09-8722-70/2-71)

Summary of Contents for KAC-6404

Page 1: ... RIGHT BATT LINE IN LPF FREQUENCY Hz INPUT SENSITIVITY V MIN MAX OFF LPF B ch FILTER SPEAKER LEVEL INPUT OFF LPF A ch FILTER A ch MIN MAX B ch B ch 4 3 2 Channel MAXIMUM Power Amplifier POWER 4 3 2 Channel MAXIMUM Power Amplifier POWER 4 3 2 Channel Power Amplifier MAXIMUM POWER 4 3 2 Channel MAXIMUM Power Amplifier POWER 4 3 2 Channel MAXIMUM Power Amplifier POWER FUSE 25A KAC 7404 E type KAC 640...

Page 2: ...ER AMP AR SP OU TPU T MUTE ATT POWER AMP BL INV MUTE ATT POWER AMP BR BATT GND P CON THERMAL DET DC OFFSET DET POWER ON OFF DC DC CON FAN AVR FAN LC FILTER 15V AVR OVERLOAD B AMP AMP AMP L P F ON OFF DET IC1 2 IC1 2 IC3 4 IC3 4 IC9 IC9 IC8 IC8 IC7 IC7 IC5 Q127 131 Q128 132 Q227 231 Q228 232 Q101 Q102 Q201 Q202 Q103 125 Q104 126 Q203 225 Q204 226 TH3 IC10 Q611 614 Q610 Q3 4 D4 5 IC13 Q1 2 5 12 Q604...

Page 3: ...03 206 Differential first stage amplifier Q107 110 207 210 Differential second stage amplifier Q111 112 211 212 Differential second stage current mirror Q113 114 213 214 Idling temperature detection Q115 118 215 218 Current limiter Q119 122 219 222 Power amplifier driver Q123 126 223 226 Power amplifier final Q127 128 131 132 227 228 231 232 Protector ATT Q601 Shock noise prevention circuit contro...

Page 4: ...G R13 R14 R15 R18 R20 R21 R22 R24 R25 R28 R230 R232 R234 R236 R238 R240 R242 R244 R246 R248 R250 R252 R429 R433 R435 R438 R439 R442 R44 R445 R448 R449 R452 R601 R603 R604 R605 R607 R610 R611 R612 R615 R624 R626 R631 R660 R667 R671 W592 W591 W585 W584 W581 W580 W583 W579 W576 W577 W572 W57 W575 W573 W590 W589 W588 W574 W586 W587 W582 W596 C424 C224 R458 C223 R258 R272 W600 R627 R23 C423 C9 C8 C12 R...

Page 5: ...459 C460 C607 C227 C228 C425 C426 W598 R18 R20 R21 R22 R25 R28 R32 R33 R34 R37 R38 R105 R106 R109 R110 R111 R112 R117 R118 R121 R122 R123 R124 R125 R126 R151 R152 R154 R165 R166 R201 R202 R209 R210 R211 R212 R213 R214 R215 R216 R217 R218 R219 R220 R221 R222 R229 R231 R233 R235 R237 R239 R241 R243 R245 R247 R249 R251 R259 R260 R265 R266 R267 R268 R269 R270 R305 R306 R309 R310 R311 R312 R317 R318 R3...

Page 6: ... 5 8 7 R321 100K 2 2K R323 R325 100K 1 2 R322 2 2K R326 100K 100K R324 10u50 C313 C315 10u50 C316 10u50 10u50 C314 R121 2 2K R122 2 2K R124 100K R126 100K R125 100K R123 100K C114 10u50 C116 10u50 C115 10u50 C113 10u50 R319 47K C312 47u25 R318 10K C310 100P C34 0 01 C33 0 01 C309 100P R320 47K 6 R317 10K 4 8 5 7 C311 47u25 R38 10 VR2 10K 10 R37 R15 R152 10K VR1 10K 10 C108 15P R101 1K R102 1K 2 4 ...

Page 7: ...8 C155 0 01 0 01 6 5 7 8 4 R181 47K 10u50 C159 10u50 R180 47K R202 3 3K R218 13K R179 47K 3 3K R217 13K R201 6 5 7 1 2W 47u25 10u50 C3 47u25 C5 C2 C4 10u50 C28 2200u35 C29 2200u35 R5 1 2W L2 3300u16 3300u16 C11 C10 10 R9 1 2W L5 2200u16 2200u16 C25 C26 R15 47 3300u50 C7 3300u50 C6 TH3 R4 22 R13 22 C19 0 1 R36 2K R32 200 C21 0 01 C20 0 01 3 2 1 4 470K 8 R1 100 R33 R2 C15 0 1 10u50 C18 R11 4 7K R10 ...

Page 8: ...R617 TP381 R632 47K C601 C612 10u50 33u35 R603 10 R219 150 R220 R221 R206 47K C204 470P R266 10K R210 4700P R216 R214 100 C206 R212 1 5K 1 5K R265 10K R209 C203 470P R205 47K C201 10u50 R211 1 5K 1 5K C205 4700P R213 100 R215 R223 R207 15K R252 C230 100P C216 R228 47K C214 100P 100 C222 1000P R242 1K R238 100 100 C227 3P C215 5P R227 47K R231 560 C217 0 01 R241 1K R239 1K R256 0 1 2W R248 4 7 R631...

Page 9: ...L1 L4 5uH GND 10 10u50 BR AR 1 2 BL AR BR AL 3 4 5 6 AL BL P CON 7 8 9 C1 40A 25A FUSE BATT 11 TP392 TP393 TP394 TP395 6 8K R665 22 R661 22 R662 10K R663 10K R664 R666 6 8K R667 33K R669 TP391 TP53 TP52 TP51 TP48 TP49 TP46 TP50 TP368 TP45 TP47 10 1 2W 10 1 2W 10 1 2W TP55 TP54 TP56 R605 33K TP62 R619 R608 10u50 C603 3 3K R614 3 9K R616 R601 10K TP379 R668 BU BU SW12V CAUTION For continued safety r...

Page 10: ... 2608 43 N89 3006 43 N89 3008 48 N89 3014 48 N09 6447 05 N07 0003 08 N09 4214 08 X09 872 J1 J2 J9 VR3 VR2 VR1 F1 Bundled to the transistor Ax6 Ax4 Ax2 Yx2 Fx2 Zx4 Zx5 Gx2 Ax2 Ex3 Cx2 Cx2 Fx2 Ex2 Ex2 Ex2 Ex2 E D D E E E E E E E B D D E A A 708 712 E 1 16 5 4 7 15 717 702 713 709 3 10 713 Bx3 709 10 ONLY USED KAC 7404 M845 ONLY USED KAC 7404 M845 ONLY USED KAC 7404 M845 ONLY USED KAC 7404 M845 ONLY ...

Page 11: ... C 0 10UF K C20 21 CK73GB1H103K CHIP C 0 010UF K C22 CD04BJ1H100M ELECTRO 10UF 50WV C23 24 CK73GB1H103K CHIP C 0 010UF K C25 26 CD04AZ1C222M ELECTRO 2200UF 16WV KE1M2 C27 CD04BJ1H100M ELECTRO 10UF 50WV C28 29 CD04AZ1V222M ELECTRO 2200UF 35WV KE1M2 C30 37 CK73GB1H103K CHIP C 0 010UF K C41 44 CK73GB1H103K CHIP C 0 010UF K C100 102 CK73GB1H102K CHIP C 1000PF K C103 104 CD04BJ1H100M ELECTRO 10UF 50WV ...

Page 12: ...22J CHIP R 2 2K J 1 10W R36 RK73GB2A202J CHIP R 2 0K J 1 10W R37 RK73GB2A474J CHIP R 470K J 1 10W R38 RK73GB2A562J CHIP R 5 6K J 1 10W R39 RK73GB2A222J CHIP R 2 2K J 1 10W R100 102 RD14BB2C102J RD 1 0K J 1 6W R103 104 RK73GB2A103J CHIP R 10K J 1 10W R105 106 RK73GB2A472J CHIP R 4 7K J 1 10W R107 108 RK73GB2A103J CHIP R 10K J 1 10W R109 110 RK73GB2A123J CHIP R 12K J 1 10W R111 118 RK73GH2A103D CHIP...

Page 13: ...B2A333J 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 RK73GB2A222J CHIP R 2 2K J 1 10W R619 RK73EB2E472J CHIP R 4 7K J 1 4W KE1M2 R619 RK73EB2E562J CHIP R 5 6K...

Page 14: ...IODE D601 603 1SS355 DIODE D604 UDZS10B ZENER DIODE D605 1SS355 DIODE D606 UDZS15B ZENER DIODE D607 UDZS6 8B ZENER DIODE D608 1SS355 DIODE D609 UDZS12B ZENER DIODE EM1 D613 1SS355 DIODE D614 UDZS10B ZENER DIODE D615 616 1SS355 DIODE EM1 D616 1SS355 DIODE KE1M2 IC1 5 BA4560RF ANALOGUE IC IC7 10 BA4560RF ANALOGUE IC IC13 TL494IDR ANALOGUE IC Q1 2 STP60NF06FP FET Q3 2SD2012 F TRANSISTOR Q4 2SB1375 F ...

Page 15: ...n Blue Violet ppm C 0 80 150 220 330 470 750 Tolerance More than 10pF Code C D G J K M X Z P No code 0 25 0 5 2 5 10 20 40 80 100 More than 10μF 10 50 20 20 0 Less than 4 7μF 10 75 Voltage rating 2nd word A B C D E F G H J K V 1st word 0 1 0 1 25 1 6 2 0 2 5 3 15 4 0 5 0 6 3 8 0 1 10 12 5 16 20 25 31 5 40 50 63 80 35 2 100 125 160 200 250 315 400 500 630 800 3 1000 1250 1600 2000 2500 2150 4000 50...

Page 16: ...Bridged 4 Ω 1 kHz 1 THD KAC 7404 M845 180 W 2 KAC 6404 M645 130 W 2 INSTALLATION SPECIFICATIONS Frequency Response 0 3 dB 5 Hz 50 kHz Sensitivity rated output 0 2 V 5 0 V Signal to Noise Ratio 94 dB Input Impedance 10 kΩ Low Pass Filter Frequency 12 dB oct 50 200 Hz variable High Pass Filter Frequency 12 dB oct 80 Hz General Operating Voltage 14 4 V 11 16 V allowable Current Consumption KAC 7404 M...

Page 17: ...36 R355 R356 R367 R373 R403 R404 R405 R406 R606 R613 R614 R635 R636 R661 R662 R663 R664 R670 TH3 C101 C102 C301 C302 R103 R104 R107 R108 R113 R114 R303 R304 R307 R308 R313 R314 C14 C105 C106 C107 C108 C109 C110 C128 C150 C151 C152 C153 C154 C217 C218 C219 C220 C221 C222 C259 C260 C305 C306 C307 C308 C309 C310 C352 C353 C417 C418 C419 C420 C421 C422 C459 C460 C607 C227 C228 C425 C426 W598 R3 R4 R12...

Page 18: ...1 R20 330K R21 C14 0 01 10K R25 R26 R27 22K 4 7K 1K R22 3 3K C16 47u25 C422 1000P 2W R442 1K C418 0 01 R432 560 R416 R414 C402 10u50 470P R430 1 8K C410 R434 56 5P C416 R428 47K R472 82 100 R436 C420 1000P R440 1K 2W 150 R407 15K R467 10K R468 10K R410 R466 10K R406 47K C404 470P R409 R420 R412 1 5K 1 5K C406 4700P 100 C412 100P R411 1 5K 1 5K R419 R465 10K C403 470P R405 47K TP362 C401 10u50 C405...

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