Kenwood AR-404 Service Manual page 8

K L
PC BOARD (Component side view)
Q Q
3 7 6 3 1 5 1 5 0
AC OUTLET
1
X09-6410-10 A/9 (J70-1366-11)
J8
2
1
1 2
3
X09 G/9
R114
H.P.
T E
L 1 3 9 4 2 2 9 6 5 1 3
C61
P1
C62
4
R209
+5.6VAVR
PHONES
X09 C/9
5
POWER
X09 F/9
2 1
6
WH51
1 3
w w w
.
7
POWER SW
Refer to the schematic diagram for the value of resistors and capacitors.
M N
AUDIO UNIT
W26
L
J5
C73
P2
W12
CN17 CN18
F3/W6
1
15
14
F1
CN15
CN16
C99
2
CN13
CN14 F2
2
1
E2
WH4
W1
W2
W199
W200
6 W4
T1 C111
W25
W23
D17
R112
Q37
E B
R113
C78
D19 W20
W15
B E
W24
R111
Q38
-30VAVR
Q21
5
X09 B/9
R569 R578
X502
1 16
4.332Mhz
R564
C528
C527
C510
8 9
L502
ED51
4 1
WH52 W7
E501
4
IC52
2
3
1
5 8
W5
R545
R108 R546
R572
R107 R567
S518
x a o
y
i MULTI CONTROL
B SP
A SP
S512 S501
O P
8
SPEAKERS
SYSTEM CONTROL
R
C77
C72 W77
C71
R151
C74 J6
W79
R152
W34 C76
Q29
E B W76
R128 C94
L2
R104 B E
C119
R126
Q44
Q47
E B
R125
W170
C117
B E
W52
R122
Q42
B
D24
E
L1
D27
R120
D25
D18
C43
D26
C67
Q15
D37
C63 E B W68
C57
D39
R97
W63
W65
C47
W66
B E
D6
Q1 Q16
C87
Q Q
3 7 6 3
C88
R77
VR1
R85
R95
Q25
E B
BIAS CONT.
Lch
Q19
1 1 5
R544 R543
R542
W28
W110
W36
W111
W16
W17
1 2 3
W61
S513
S511
S505
Q502
S514 TA/NEWS
RDS DISP.
PTY
R504
E B BALANCE P.CALL P.CALL
DIMMER
R583
W39
C519
W174
W18
W43 W106 R505
S506
u 1 6 3 S503 C549
W108
C512 S502 MONITOR
S.DIRECT
W172
W19
.
SOUND
W50 W164
S504 S510 S515
BAND
AUTO MEMORY
9
Q R
2 4
9 9
TAPE2/MONITOR MD/TAPE1
PRE OUT PLAY IN REC OUT PLAY IN REC OUT PLAY IN
J4
5 6 3 4 1 2 5 6 3
J3
C23
R23
R105
8 1 R31
R103
R35 R29 R30 R32 R203
IC4
W78
W140
R200 R199
15VAVR
C84
C83
C115
W83
C90
14 1
C116
W85
W86
IC3
W84
C89
15 28
INPUT
A MUTE
C118 SELECTOR
C27
10dB ATT
R136
Q34
W141 W94
C114
R133
C134
R45
R43
R47
R41
R182
R137
R42
C108
R44
W113
R134
R183
R206
W107
R187
C48
R46
C30
R66
D1
R167
C120
C64
D4
R158 W118
E B
W112
R186
E B
1 5 1 5 0 8 9 2
W119
Q2 R164
R163
A CLASS
PROTECTION
D31
R96
VR2
R102
R101
D32
BIAS CONT.
Rch
5 Q22 1 5 Q20 1
A501
C526
R517
R518 1 3 R523
R522 W179
R519
28 29 30
R520
W177
1 30
100 31 8MHz
C541
IC51
81 50 W183
R582
80 51
R586
R568
R577
W150 W157 C509
Q503 C504
C525
W158
W152 C545 B E
W154 R576
R536 R574
C517
m
R515
W145 D508
R559
R581
W129 R573
D526
IC53
R561
D524
c o
I G O C514
W182 D530
C507
R502
37
INPUT SELECTOR
36
S T
2
8 9 9
AUX CD
PLAY IN PHONO
1 2
4 1 2
J1
J2
R3
R27 R28
R5
C7
C8
W139
R7
R8
C31
C16
W153
IC1
1 8
PHONO
EQ
R141
R142
C137
E.VOLUME
R49
R50
65 80
R73
R74
64 1
R37
R38
R83
R84
R39
IC2 R40
C34
C129 C128
41 24
C132
40 25
C127
C130
4 9 8 2 9 9
CN8
2 30
1 31
W64
W156
W155
VOLUME
CONTROL
X09 I/9
S516
CN21
1 3
WH53
1 3
WHT
C539
C511
CN9
1
2
10