Kenwood KAC-PS650D Service Manual page 11

K L
Q159,259
Q443
TEMPERATURE
COMPENSATION BIAS -16V DISCHARGER
+35V
35V
+16V
16V
1
R129
2
33
D151
Q159
Q443
3
D153
4 D434
Q259
IDLE
ADJ.
C454
10u16
R229
5
+
33
6
D10
Q161
R169
7
4.7
8
IC13
(3/4)
9
9 8
8
IC12,13
10 10
DEAD
R171 TIME
12
11 11
GENERATOR
4.7
Q163
5
13
Q263 IC13
R271
12 (4/4)
4.7
13
14 7 C359 D311
68P
15
Q261
R269
16
4.7
R170
16
4.7
D313
Q162
15
14 6
13
R372 750
R172
12
1/2W
4.7
Q164
R377 750
Q264 1/2W
R272
11
4.7 Q301-304
10 VI
CONVERTER
9 1
Q305
8
Q310
R270 CASCADE
7
4.7
Q262
Q308-311
CLASS-D
DRIVER
Q311
R400 47K
6
R130
5
R397
33
0.1
R398
0.1 C363 0.22 Q314
IDLE
Q160
ADJ. Q313,314
CLASS-D
OUTPUT
4
3
Q440
R388 C365
R503
10 1/2W 6800P
D154
Q260
1.5K
R378
Q442
10 1/2W
D152
C366 120P C370 0.82
R230
2
C36710P C372 0.82
33
1
C373 0.82
Q160,260
TEMPERATURE C369
33u50
COMPENSATION
BIAS +
P3
TC4052BF
NJM5532MD DAN202U
M N
Q401
+16V AVR
34.9V
15.8V
Q401
D403
R401
10
D405
R403
31.7V
3.3K
D407
R404
D408
3.3K D406
R402
D404
10
-31.7V
-15.6V Q402 -34.9V
Q402
-16V
AVR
D409
46.0V
+32V
IC12 (4/4) R360 4.7K
13 12
7 14
11
D410
9 10
IC12 -46.0V
(3/4)
61.7V 69.9V
8
R492 10
Q436
D426
1/2W
R493 D427
2.2K
D310
Q436
C358
+16V
4 5 68P 1 2 D428
AVR
IC12 IC12
D429
(2/4) (1/4)
6 3
2 1 4 5
R455 10K
IC13 IC13
7
(1/4) (2/4) Q428
14
2 R454 10K
3
6
Q426
D312
Q427
R453
10K
Q301
R373 510 1/2W 1
R456
Q429
10K
R517
Q302
10K
R374 510 1/2W
Q426-429
R389 SHOCK NOISE
120
PREVENTOR
Q303
Q306
R390
Q304
150
Q306,307
CLASS-D
R383 1.5K R382
ON/OFF
1K
R384
47K Q307
C361
R379
680 0.01
1/2W
Q309
R391
Q308
47
R399 47K
Q313
R394
0.1
Q431,432
R395
C362 0.22 0.1 DC OFFSET
DETECTOR
Q312
OVER
CURRENT
DETECTOR
Q431
R501
Q439
680K Q312
R506
3.3K
C364 Q441 22K
Q432
6800P
R502
22K
1.5K
Q430
Q439-442 R463
OUTPUT
22K
D423
CURRENT
VI PREVENTOR
C368 R497
33u50 47K
+
Q430,438
Q438
R494 OVER CURRENT
DETECTOR
22K
UPC494GS TC74HC00AF
DAP202U
DA204U
O P
Q411-414
MOS FET
DRIVER
Q403-410
MOS FET
Q411
L1
Q403 Q405
R413 100
Q413
D411
R415 10
C419
3900u16
+
C420
D412
R416 10
3900u16
+
R414 100
Q414
Q404 Q406
Q412
BU
BU
L2
Q407 Q409
4.8V
R427 120 R425 120
C421
Q418 1/2W 1/2W
3900u16
R428 120 R426 120
1/2W 1/2W
C422
Q417
3900u16
Q417-419
+5V AVR
Q419
BU
R424
Q408 Q410
22K
SW 5V D415
C465 0.1
Q421
Q420
MOMENTARY
POWER-DOWN
DETECTOR
D419
R451 10K
BMS
R452 10K
Q425 R442 R441
27K 4.7K
D416
Q421
22K
D435
22K
D431
MUTE
DRIVER
R450
R489 Q434
1K
330
+5V
D424
1
+5V SW
43
2
NC
41
3
FAN
5
4
R447
NC
100K 5
D VOLTAGE
6
IC22
V DOWN
7
u-COM
D CURRENT
8
AB VOLTAGE
9
AB CURRENT
R468 220
Q433
R472 4.7K
10 10
BLUE
R467 560
Q446
11 R473 4.7K 11
GREEN
R466 270
12
Q435
R474 4.7K
R475
47K
+5V
IC23
Q433,435,446
RESET
LED
DRIVER
NJM2060M PST9130NR
Q R
IC21
C425
IC21
10u16
DC/DC
+ 1 16
CONVERTER
(X08-4100-10)
R421 2 15
Q101-104,117,118,201-204,217,218
10K 3 14
R419
470
4 13
Q105-108,205-208
C423 1000P Q109,110,209,210
5 12
Q111,112,211,212
R420 16K
6 11
Q113,114,213,214
7 10
Q115,116,215,216
C424
100u16 8 9 D1,2,11,12,101,102,105,106,201,
+ 202,205,206
D103,104,203,204
CN9
L3
BU
Q415 L4 (X09-5450-10)
BU
IC1-6
L5
IC7,10
J1
IC8
L6
IC9
BU
IC11
IC12,13
IC21
Q415,
BU IC22
416
BATT
IC23
BU
SW
14V
Q1-4,13,419,422,423,425,426,428,431-433,
WH4
GND
435,439,446
P-CON
Q159,160,259,260
R185 10 C197
Q161,162,261,262
22K
1/2W 0.047 L+(A) Q163,164,263,264
8
Q301,302,307,442
L+(B)
22K 7
Q303,306
C198 0.047 R186 10 1/2W
L-(A)
Q416 Q304,305
6
L-(B)
C297 R285 Q308,310
0.047 10 1/2W R-(A) Q309,311
Q312,316,416,421,424
R286 C298 R-(B)
10 1/2W 0.047 R+(A)
Q313,314
R+(B)
1 Q315,434
Q423,424
CN10
STAND-BY
Q401
/P.CON
BU 1 B.U. Q402
D417 Q403-410
Q424
Q411,412
R434 2
Q413,414
22K
3.3K Q415
22K Q417,418,436,444
Q444
Q420,427,429,430,440,443
Q422
Q423
D418
R461
Q438
10K
Q441
D1,3,102,103,153,154,202
Q444 203,302,304,305
FAN
Q422 DRIVER D5,101,104,151,152,201,204,301,303,
306,310-313,424,431,435
OVER
VOLTAGE
DETECTOR
D6,7
D8,9
31
D10
D100
D140,240,340
D309,423,434
D401,425,432
D402,411,412
D403-406,414,426-429
33 D407,409
BASS CON A
D408,410
32
OFFSET CON D413
31
COM HU D415
J5
30
D416
POWER
1
29 D417
RELAY CON
2
28 D418
NC
C374
D419
27
0.22
D POWER
26 P2
BASS OFF R393
25
6.8K
BASS REMO
24
BASS 12dB
R387
23
6.8K
NC
S6
(X09- ) (B/2)
C459 0.01
C460 0.01
Q316
22K C461 0.01
22K
12 1 4
BMS
FREQUENCY
11 2 3
CUT-OFF
10 3 2
5 4 1
CN5 CN6 D100
KAC-PS650D/X650D (E/K,M,J)
TC4W66F
KAC-PS650D/X650D
S T
CAUTION: For continued
safety, replace safety criti-
cal components only with
manufacturer's recom-
mended parts (refer to
parts list). indicates safe-
ty critical components. For
continued protection
against risk of fire, replace
: 2SA992(F,E) only with same type and
: 2SC2631(Q,R)
rating fuse(s). To reduce
: 2SA1123(Q,R)
: 2SC2235
the risk of electric shock,
: 2SA965
: 2SC1845(F,E) leakage-current or resis-
tance measurements shall
: DAN202U or
be carried out (exposed
MA142WK
: DAP202U or
parts are acceptably insu-
MA124WA
lated from the supply cir-
cuit) before the appliance is
returned to the customer.
: NJM2060M
2SA1576A
: NJM5532MD
: TC4052BF(N)
2SB1218A
: TC4W66F
: NJM319D
2SD1819A
: TC74HC00AF
: UPC494GS
: TMP87C847U3JV4
: PST9130NR
: 2SC4081 or
2SD1819A
: 2SC4137(V,W)
: 2SC5101LB 5
: 2SA1909LB 5
: 2SC1845(F,E)
: 2SA1123(Q,R)
: 2SA1352(E,F)
2SC4137
: 2SC2631(Q,R)
: 2SA1286-T11
: DTC124EUA or
UN5212
: STW34NB20
: DTA124EUA or
UN5112
: 2SD2375
: 2SB1548(P)
: IRFI1010N
: 2SC945(A)(Q,P)
: 2SA733(A)(Q,P)
: 2SA1534A(R,S)
2SB1548
MA142WA
: 2SC3940A(R,S)
MA142WK
: 2SA1576A or
2SB1218A
UN5212
: 2SC4209-Y
: 2SA992(F,E)
: DAP202U
: MA142WA
: DAN202U or
MA142WK
: RD10JS(B)
: MA3082-M
: RD5.1JS(B)
2SC4081
: B30-1582-05
: MA3068WA
: MA3051-M
: RD16JS(B)
: 1SS133
: FR103S
: FML22S A
: FML22R A
: 6A20-M
: MA3062-M
: MA3100-M
: MA3075-M
DTA124EUA
: RD15JS(B)
: DA204U
DTC124EUA
SIGNAL LINE
GND LINE
+B B LINE
B B LINE
2SA1123 2SC2235
2SA1286-T11 2SC2631
2SA1534A 2SC3940A
2SA733(A) 2SC945(A)
2SA965
2SA992
2SC1845