Kenwood KDC-6024/Y Service Manual page 17

P
TOR
R114
16 2.2K
CL
D301
D303
15
R315 100K
R115 C112
N
2.2K 27P
14
C304 0.01
O
C113 D311
27P
13
CI
D310
4.332MHZ
12 5.0V
D
11 0V
D
10 0V
C
0V
9
E
5V
5V
or
0V
0V
5V
5V
0V
0V
5V
0V
5V
5V 0V
0V
5V
0V
∗
IC1
SYSYTEM
MICROPROCESSOR
R409
15K
∗
X1
R411 100K
∗
R416 100K
∗
R420 100K
C404
0.1
D1 : 1N5393G-M6 D151-162
D2-4,309-311,357,358 D163,301,303,304,307,
: MA4068(N)-M 308,356,402
D21 : MA4082(N)-L D164
D22-25,251-258 : AM01Z D166,352,359
D26 : DAN202U D201,202
D31 : HZS5B1 D203-205
D32 : MA4056-M D269-271,401
D41 : SFPB-54V D351
Q
LX-CN
J2
1 5 9
1
2
3
2 6 10
4
13
5
3 7 11
6
4 8 12
R314 100K
R313 100K
R312 100K
75 0V
N.C
74 0.6V-4.2V
PHONE
5V
73
AVREF
0V
72 0V
AVSS
5.0V
71
AVDD
70
AVCONT
5V
69
LX-CON
0V
68
LX-RST
67
O-CE
5V
66
O-CLK
0V
65
O-DATA
5V
64
AFS
0V
63
PRE MUTE L
5V
62
PRE MUTE R
0V
61
N.C
5V
60
P-STBY
0V
5V
59
P-MUTE
0V
58
@ALIAS
5V
57
EXT AMP CON
0V
56 0V
BVSS
5.0V
5V
0V
55
BVDD
54
DIMMER
53
0V or 5.0V
ACC-DET
5V
52
B.U-DET
0V
0V or5.0V
51
PS1-2
∗
R412 100K
∗
R417 100K
∗
R421 100K
R415 100K
R419 100K
: KDS226
: MA4062-L
: MA4120-L
: DA204U
: RD6.8M(B2)
: DAP202U
: 1SS133
: MA3062WA
R
REQ H
7 RST
GND 8 Rch
B.U 9 REQ C
CHCON 10 DATA C
MUTE 11 DATA H
A GND 12 Lch
13 CLK
D308
D307
D309
D304
R201 10K
R202 4.7K
R407
100K
74
69
68
67
66
65
64
63
62
60
59
57
54
53
52
D166
SIGNAL LINE
GND LINE
P1 CN1
B LINE
B LINE
S
KDC-6024/Y/X469
D201 D202
4.0V 1
1 AUXL
4.0V 2
2 AUXC
4.0V 3
3 AUXR
4.0V 4
8 CDCHR+
5
CDCHR-
4.0V 6
6 CDCHL-
4.0V
7
CDCHL+
C214 0.01
8
NV+
C215 0.01
9
NV-
4.0V
C203 0.022 10
AM
C205 0.47 4.0V
11
MPX
Q201
R203
4.7K
∗
E
CD MECHA-B
∗
L12
220uH
13.4V
0V
14.3V
IC9
R41
Q41
47K
∗
D162 D156 D161 D155
D402
1 2 3 4 5 6 7 8
X25-9712-71/9800-10/9802-71 (2/5)
T
R
4
IC2
ELECTRONIC
VOLUME
& FM MPX DETECTOR
5V
0V
380mV
3.6V
R210
10K
D203
2.4V
0V
R
2
54
D160 D154 D159 D
Q151
47K
10K
9 10 11 12 13 1
17