Switch Unit (X16-2Xxx-Xx) - Kenwood KDC-3022 Service Manual

AJ
1

SWITCH UNIT (X16-2XXX-XX)

D1
D2
2
D3
J1
ESD-GND 1 TP1
TP13
FLIP DET 2
TP3
RESET 3
TP2
RESET
VOL A 4 4
TP5
ILL-GND 5
3
TP4
VOL B 6 6
to
NC 7 TP6
X89
ILL+B 8
J1
NC 9
TP8
2/3
TP11
DI 10
B
REMO 11
CP3
470x4
TP10
CL 12
4
TP16
PANEL 5V 13
CE 14
TP15
TP12
D-GND 15
DO 16
TP14
5
MODEL NAME
M
KDC-5023R
E
KDC-5024Y E2
KDC-5024YV
E2
KDC-5094RY
KDC-5024
E
KDC-507
KDC-5024V E
6
7
AK
KDC-3022,322,5023/R,5024/V/Y/YV,507,5094RY
D4 D7 D10
D5 D8 D11
D6 D9 D12 D13
Q3 R10 Q2
2.2K
S23
Q2,3
KEY
ILLUMINATION
SW
R6 1K
IC2
5V
0V 0V
1 5
64
GND 1 VO
2
63
GND 2
R5
4 5.0V
3
62 VCC
GND 3
100
61
REMOTE
CONTROL IC
CP1
10Kx4
6
4
VOL
UP/DOWN
IC1 : NJU6535
UNIT No.
IC2 : PNA4S22M
X16-2032-70
Q1 : DTA114EUA
Q2,3 : 2SC4081
Q4 : DTC144EUA
X16-2032-71
X16-2232-70
X16-2232-71
AL
TP18
KI0
TP19
TP20
KI1
TP21
TP22
KI2
TP23
D14
TP24
KI3
TP25
TP26
KI4
R7
2.2K
TP27
CP5
1Kx4
CP4
1Kx4
Q4
49
50
51
52
Q1
53
10K
R9
10K 1K
54
R2
55
56
4.7
REMO.
57
CONTROL
58
SW
59
60
61
S24
61
62
62
63
63
64
64
D1-14 : B30-1605-05
D15 : B30-1564-05
D17,18 : B30-1571-05
D19,20 : B30-1566-05
AM
5 2 1
4 3 EQ
6 AM
CLK FM
AUTO SRC
KS5
KI0
KI1
KI2
KI3
KI4
5.0V
IC1
VDD
V0
LCD DRIVER
V1
V2 0V
VSS
OSC
SO
5V
0V
CE
SCL
SI
GND LINE
B LINE
X16-2xxx-xx (1/2)
AN
ED
ED
32
SEG32 S32
31
SEG31 S31
30
SEG30 S30
29
S29
SEG29
28
SEG28 S28
27
SEG27 S27
26
SEG26 S26
25
SEG25 S25
24
SEG24 S24
23
SEG23 S23
22
SEG22 S22
21
SEG21 S21
20
SEG20 S20
19
SEG19 S19
18
SEG18 S18
17
SEG17 S17
21