Kenwood kac-8403 Service Manual page 8

F
KAC-8403
R251
33
Q209
Q211
C217
47P
Q203
C209 10P
R213
43K
Q205 Q207
R261
D251
10
C906
D253
470P
C261 C907
D152
220u50 470P
D254
+
Q206 Q208
R214
43K
C210
10P
Q204
C218
Q213
47P Q210
R260
33
R457
33
Q409
Q411
C417
47P
Q403
C409 10P
R413
43K
Q405 Q407
R461
D457
10
C908
D459
470P
C461 C909
D458
220u50 470P
D460
+
Q406 Q408
R414
43K
C410
10P
Q404
C418
Q412
47P Q410
R460
33
8
X09-5840-12 A/2 (2/3)
G
+15V
+B
R233 35.5V
100
Q219
R241
Q223
4.7
Q215 R237
TP37
680
TP38
R273
1K
AL+
Q217 R239
680
R243 Q225
4.7
R235 Q221
100
-35.5V
-B
D255
R236
100
Q214 R242
4.7
Q222
TP40
R240
680
Q218
TP39
R274
AR-
1K
R238
680
R244
Q216
4.7
Q220
Q212
R234
35.5V
100
+B
+B
R433
100
Q419
R441
Q423
4.7
Q415 R437
TP41
680
TP44
R473
1K
BL+
Q417 R439
680
R443 Q425
4.7
R435 Q421
100
-B
D461
R436
-B
-35.5V
100
Q422 R442
4.7
Q426
R440
TP42
680
Q418
TP43
R474
BR-
1K
R438
680
R444
Q416
4.7
Q424
Q420
R434
35.5V
100
+B
H
Q1 : 2SD2012-F
Q2 : 2SB1375-F
Q3,6 : 2SK3662-F
∗
Q4,5,7,8 :
Q9,12 : 2SC4097
Q10,11 : 2SA1577
Q13,14,619 : DTA114EUA
Q201-204,209,210,217,218,
401-404,409,410,417,418,
621-624 : 2SA992-A(F,E)
Q205-208,215,216,405-408,
415,416,601 : 2SC1845-A(F,E)
Q211,213,411,412 : 2SC3419(Y)-F
Q212,219,419,420 : 2SC1627A-F
TP57
+B
35.5V D5
TP58
Q1
+15V
15.6V
D6
-15.6V
1
W14
TP60
2
3
Q2
TP59
4
-35.5V
-B
5
6
7
8
+B
15.6V
+15V
C902 0.01
R904
100K
TP152
IC6
R902
TP151
(1/2)
3
8
1
R903
2
47K
R905
30K TP153
C605
10u50
+
IC6
R648
TP161 (2/2)
1K
5
7
R649
6
4
47K
R642 R644
7.5K 100
TP155
-15V
-B
D610
TP149
Q614
TP163
TP164
R632
Q610
R617 D613
47K
33K
Q613
TP162
Q611
CURRENT Q612
DETEC.
+B
-15V
I
Q214,221,421,422 : 2SA817A-F D1
Q220,223,423,424 : 2SC4468NF D3,4
Q222,225,425,426 : 2SA1695NF D5
Q241,242,280,282,443,444, D6
481,482,602,605,606,610-613, D7-9,152,203-206,251,260,261,403-
616,618 : 2SC4081 458,462,463,601-603,605,609,610
Q603,614,615,617 : 2SA1576A
Q604 : 2SB1241 D10,101,102,229,253-255,295,301,3
Q607 : 2SD1863 459-461,495,617,618
Q608,620,625-628 : DTC114EUA D100,107,300
D604,614
IC1,2 : BA14741F D606
IC4 : TC494IDR D607
IC6 : RC4580IDR D608
D619
∗ ∗
Q7 Q5
DC/DC
CONV.
C10
L3
2200u16
+
C11
2200u16
+
∗
C922
2200u16
+
∗ ∗
Q8 Q4
+14.4V
THERMAL PROTECTION
+B
TP154
Q625 Q626 Q627
10K 10K 10K
TP150
1K
10K 10K 10K
Q621 Q622 Q623
D617
D618
D615
R628
2.2K
Q619
TP166
TP165
TP167
Q620
10K
Q608
R618
10K
10K
0V
47K
10K
Q601
Q607
R601
4.7
∗
A
J
: RM4ZLF-J
: 02DZ16F-Y
: FCH10A20
: FRH10A20
: 1SS133
: LM1MA142
: UMZ6.8N
: 02DZ10F-Y
: 02DZ15F-Y
: 02DZ6.8F-
: 02DZ12F-Y
: 1SS355
∗
Q9
Q3
R9
15
Q10
Q11
R10
∗
15
Q6
Q628
10K
10K
Q624
TP123
1
2
1
VCC
T
Q603
TP
R605
TP172
33K
TP170
Q602
MUTE
DRV.