Kenwood KDC-1022 Service Manual page 18

U
KDC-1022/122P
QQ
3 7 63 1515 0
R10
R20 D10
30K
3.3K
1/2W
SURGE
DETECTOR
Q70
D70
R22
10K
Q20
C21
0.01
A. C. C
DETECTOR
Q10
B. U.
DETECTOR
R23 R12
100K 100K
TE
L 13942296513 CP1
10Kx2
CP3 CP2
1Kx2 2.2Kx2
0V or
5.0V
5.0V
0V
5.0V
0V
5.0V
5.0V
0V
0V
5.0V
0V
5.0V
0V
5.0V
0V
IC1
SYSTEM
CONTROL
u-COM
5.0V
0V
5.0V
0V
5.0V
0V
5.0V
0V
5.0V
5.0V
0V
0V
www
18
X25-9600-1x (3/3)
V
J2
9 10 11 12 13 14
8 7 6 5 4 3
R71
82K
Q51
D51
W532
Q50
SW
5V
5.0V
0V
5.0V
0V
40
SVR
R259 22K
39
P-MUTE
5.0V
0V or ADJ
R108 R174
0V
5.0V
2.2K 47K
38
N.C
R117 R118 10K
1K
37
CLK 37
5.0V R115
36
DATA 36
0V
1K
R116 10K
35
MUTE
R119 47K
5.0V
0V
34 0V or 5.0V
TUNER-TYPE0
0V
33
Vss1
R113 47K
32
TUNER-TYPE1
R139 47K
31
TYPE0
0V or 5.0V
R138 47K
30
TYPE1
R136 47K
29
TYPE2
28
N.C
5.0V R110 4.7K
27
SD
0V
26 5.0V
TYPE REF
25
CH-CON
24
N.C
23
N.C
22
R58
N.C
470
21
AFS 59
5.0V
0V
x ao
y
. i
W
15 16
FUSE
2 1
GND
C52
10u16
+
C53
SERVO
10u16
AVR
+
CONTROL
C54
10u16
SERVO
AVR +
Q55
C63
22u16
+
C57
220u16
D50
C56
10u50
+
Q Q
3 6 7
40
39
35
R114
47K
W404
u163
X
2 9 9 4
8
POWER
SUPPLY
IC7
(MULTI AVR)
0V 1
GND
D13
14.0V 2
P-CON
3
P-ANT
8.1V 4
FM+B
7.9V
5
AM+B
8.1V 6
AUDIO+B
L2
14.3V 7
VCC
27uH
5.0V 8
BU5V
5.0V 9
VBU
+
VDD 7
5
3
10
1
SW1
VDD 4
3
11
1
SW2
10.3V
12
ILLUM
R145
CN1
2.2K
54 22 SW3
21 SERBOGND
20 SERBO+B
1 3 1 5 0 5 8 2 9
55 19 MO SW
56 18 LO/EJ
47 17 Rch
16 GND
49 15 Lch
14 AUDIO+B
57 13 M STOP
58 12 M RST
to
11 N.C
MECHA
59 10 M MUTE
X32
9 D GND
8 BU 5V
7 N.C
2 6 MECHDET
36 5 MSDA
W165
37 4 MSCLK
64 3 SW1
R141 4.7K
66 2 SW2
R143 4.7K
1 D OUT
D103
J3
1 D-GND
R163 10
2 PAN5V
3 ILL-GND
4 LAMP+B
5 LED+B
R169 1K
60 6 RST X16-
J1
7 L-RES
R167 100
2/2
11 8 L-DATAL
R166 1K
6 9 L-CE
A
R165 470
13 10 L-CLK
R164 470
m
12 11 L-DATAS
12 REMO
13 SW5V
R172 1K
co
1 14 PANEL
15 ESD-G
.
P1
KDC-1022/122P (1/2)
Y
2 8
9 9
1
2
3
9 4 2 8 9 9
4
5
6
7