Pc Board(Component Side View) - Kenwood KRC-578R Service Manual

A B

PC BOARD(Component side view)

1
MAIN UNIT
13 11 12 8 4 3 2 9
CN400 9 10 6 7 5 1
8
R400
R401B
R404
D401 D400B
C400
R401A
2
D400A
D402
D403
D404
D405
R610
R609
R612
Q604 Q602 R644
D606
D604
D605
D607
Q606
3
C605
R614
C607
R625
D612
C610 25
C612
1
C614
D613
4
Q610
Q611
C613
R641
R624
R626
D250 Q620
R634
Q624
JC53
R643
1
2
R45
Q621
5
D617
Q622 10
11
C623
C622
MAIN UNIT
SWITCH UNIT
6
Ref.No.
IC1
S800
IC2
IC3
IC150
IC200
S801
IC250
IC300
CN800
IC500
Q1
Q2
1 4
7 Q3
Q5
7
C D
2
L600 C600
CN600
1
16
17
1
C602
C504A
18
D600 C502A
RN400
R615
JW18
R618
R617 R607
C504B
C608
C609 R603
R606 R621 R620 R616
R608
R619 C624
D610
R604
C309
E B E B E B
R611
R605
Q608
D603 C403
C402B Q300
C604
Q605
C404A
C404B C402A
JC39 R32
R20
C20 R65
C10
1
14
C1
IC3
JC12
14
7 8
Q1 Q2
IC250
RN5 X1
13
8 1
R250 30
31
C3
R251
IC150
IC2
R47
C4
Q617
9 16
JC451
C155
C154
50
X2
R46 51
C19
C14
X150
Q3
Q618
RN4
C13
C152
C150
Q615
JC51
Q614
C616
C255
Q612
Address Ref.No. Address Ref.No. Address Ref.No.
4E Q100 3F Q351B 2G
4D Q101 3F Q500 3F
3C Q102 3F Q600 2E
4C Q103 3F Q601 2E
4F Q104 4G Q602 3B
4C Q300 3D Q603 3C
3E Q301 3E Q604 3B
1E Q302 3E Q605 3C
4C Q303 3E Q606 3B
4D Q350A 2F Q607 3D
5D Q350B 2F Q608 3D
5E Q351A 2G Q610 4B
E F
D501
IC500
R508
24
CN350
25
C505A
C503A
3 1 6
C507
JW7
C506
R504 C510
2
C505B
JW8
C503B C512
R356B R356A
R505
D350A
R354B R354A
E B E B
C352B C352A
D350B
Q350A
C603
R600 D352B
Q601
R352B
R601
R602 D351
JC5 D352A
C350A
Q600 R501A
C500A R500A
C502B
C501A
JC3
C500B R500B
R501B
JC8
D506
D507 C350B C508
C509 R502 R506
R300
JC7
R503
R509
R103 R101
1 28
C310
R302 Q100
C303
R104
C301
C304
R308 R302
C306 R102
Q303
IC300
R306
R304 R303 C305 Q102
Q301
JC10
R307
C307
Q302 R100
Q103
C308
R305
14 15
JC19
JC36
RN1
C301A
C208
C8 R204
C204
R14
1
100
1
R13
R200A
R40 C207A
C206A
C209
5
IC1 R39 C200A
R206
JC23
R36 10 1
C205A R200B
C301B 40
11 R202A
R210A C200B
IC200
RN7
C211 R211A C201B
81
31 R201B
RN6
20 C214A
80
30 R202B
21
R208
C205B
C212
C206B
Q5 R60
1 13
VR200B
D614
JC48
R59
C615 D8 D7
R627
JC32
R38
R33 D5
D6
CN3
R34
R37
ET1
R58
Address
Q611 4B
Q612 5D
Q614 5D
Q615 5D
Q616 5C
Q617 4C
Q618 5C
Q620 4B
Q621 5A
Q622 5B
Q624 5A
Q625 5B
8
G H
4
5
R357B R357A
R355B R355A
C353B C353A
Q351B Q351A
R353A
2
1
C351B C351A
L101
Q500
C511
L100
1
C101
C102
C103
C106 C105
2
C108
C107
4
Q104
R106
VR200A
C151
24
C214B
C626
1
3
1
4
Refer to the schematic diagram for the value of resistors and capacitors.
I J
CONTROL UNIT
R920
RN900
Q902
Q901
E B
E B