Kenwood KDC-3023R Service Manual page 19

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Z
QQ
3 7 63 1515 0
1
SWITCH UNIT (X16-1472-7x)
2
3
TE
L 13942296513
4
X14-
J3
1/2
5
A
6
www
.
7
AA
J1
TP35
ESD-GND
15
TP34
PANEL SW
14
TP24
R13 47
SW5V
13
+5V
TP33
R12 1K
REMO
12
TP27
R2 470
L-DATAS
11
TP28
R4 470
L-CLK
10
TP29
R3 470
L-CE
9
TP30
R5 1K
L-DATAL
8
TP23
R1 1K
L-RES
7
S17
TP32
RST
6
RST
TP26
LED+B
5
+B
LAMP+B
4
TP21
ILL-GND
3
TP31
PAN 5V
2
+5V
TP22
D-GND
1
x
ao
u163
y
i
AB
2 9
8
Q Q
3
6 7
1 3
1 5
Q1
10K
5.0V
KI1
KI2
IC2
80
KI3
79
KI4
78
KI5
77
76
0V
IC2
REMOTE
SENSOR
76
R10 4.7
77
78
79
80
D22
D19
co
C9
0.01
.
AC
9 4
2 8
0 5
8
2 9
9 4
KEY DETECT
10K
SW
TP9 TP8
TP7
TP1
65
KI1
TP2
66
KI2
TP3
67
KI3
TP4
68
KI4
TP5
69
KI5
70
VDD
+5V
5.0V
C3 0.047
71
VDD1
3.0V
C2 0.047
72
VDD2
1.5V
0V
73
VSS
74
TEST
R8 56K
3.9V
0V
C1
75
OSC
1000P
5V
0V
76
L-RES
77
L-DATA L
78
L-CE
79
L-CLK
80
L-DATA S
0V
m
Q2,3
KEY ILLUMI-
NATION SW
Q2
Q3
+B
AD
9 9
2 8
9 9
TP6
IC1
LCD DRIVER
5V

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