28
KDC-MP4036U/MP435U/X491/W4537UA/W4537UAY
/W4537UG/W4537UGY/W4737U/W4737UY
AE
AF
AG
AH
AI
1
2
3
4
5
6
7
RST
OFF
ON
5V
11.25V
0V
0V
11.25V
5V
0V
5.0V
0V
5V
5V
0V
0V
11.25V
0V
11.25V
5.0V
0V
0V
5V
0V
5V
11.25V
0V
0V
5V
A
IC1
IC3
SWITCH UNIT (X16-389x-xx)
(14-SEGMENT)
ED1
B
X34-
J200
1/2
D8
D9
D7
D6
D5
FL DRIVER
D12
D10
D11
J1
A
D18
D15
D16
D13
D14
D17
C
SRC
2
D1
J2
REMOTE
SENSOR
CONTROL
USB
I/F
D4
S33
S8
P37
P18
R20
KS6
40
7
REMO
7
ESD GND
TDF DET
RTRY CCW
TP19
19
20
5
TP20
TP5
5
VFD SYS DATA
VFD CL
VFD CE
13
TP7
TP13
12
11
TP12
TP11
VFD PAN DATA
VFD BLK
RST
FL+B
LED+B
10
9
TP10
TP9
8
3
18
TP18
TP8
TP3
220
R3
1K
220
R8
80
R7
R6
220
79
78
R5
220
R4
220
77
76
FL+B
8
S50
S50
78
80
78
79
80
79
2
G1
1
DI
CL
CE
G1
G3
G2
3
4
6
S52
5
S51
7
VFL
G3
G2
S52
S51
71
2.2
R15
4.7
C5
20K
75
77
76
77
76
47P
R13
C4
74
73
72
KI4
GRN
KI5
RED
KI3
KI2
KI1
TP25
70
69
68
67
TP26
66
65
64
63
DO
BLK
VDD
OSCI
OSCO
VSS
P4
KI4
P3
P2
P1
KI5
KI3
KI2
KI1
18
S45
S45
10
S49
8
S48
9
S46
S47
11
12
S49
S48
S46
S47
S42
14
S44
13
S43
15
S41
16
17
S42
S44
S43
S41
S40
S37
S38
S39
19
20
S37
S38
S39
30
25
S36
S35
S34
S33
S32
21
22
23
24
S31
S30
S29
S28
S27
26
27
28
29
S36
S35
S33
S32
S31
S30
S29
S28
S27
35
S26
S25
S24
S23
S22
31
32
33
34
S21
S20
S19
S18
S17
36
37
38
39
S26
S25
S24
S23
S22
S21
S20
S19
S18
S17
KS4
RTRY CW
PAN5V
USB ESD GND
2
6
1
TP6
TP2
TP1
6
7
C3
2.2
R10
1
VCC
GND
VO
2
3
R9
56
S3
S3
FL+B
1K
62
61
TP24
59
60
KS5
KS4
KS3
KS4
KS3
54
55
56
57
58
KS2
KS1
S2
S1
KS2
KS1
S2
64
F+
66
F+
65
60
62
P34
P35
63
P33
61
58
P32
P31
59
P30
P29
57
AUTO
S14
S14
48
49
50
51
52
53
S6
S4
S5
S7
S8
S6
S4
S5
S7
S8
43
44
45
46
47
S11
S10
S9
S12
S13
S11
S10
S9
S12
S13
KEY MATRIX
SRC
2
KS3
KS4
KS5
KS1
KS2
KI1
FM
1
EJECT
KI2
6
KI3
AM
5
41
42
S15
S16
S15
S16
KS3
KS2
MENU
ATT
PANEL
DET
KI4
4
KI5
3
KS1
S7
P23
P26
P27
P28
3GB
55
54
1GB
53
52
P24
P25
51
50
49
48
TP101
TP102
P36
1
2
P20
P22
3GA
47
46
P21
45
44
P19
43
42
41
40
9.1
R17
S52
S51
S50
S46
S48
S47
S49
S39
S43
S44
S45
G3
G1
S42
S41
S36
S37
S38
G3
S35
GRN
TP36
KI1
TP29
S11
TP27
S9
S10
S12
P40
TP103
TP104
P38
3
4
TP105
TP106
P39
5
6
P41
TP107
TP108
7
8
35
P16
P17
39
38
P15
P14
36
37
P13
P12
34
S30
S32
S31
S29
S27
S28
17
USB D-
TP17
TP16
16
USB GND
USB D+ 15
TP15
USB5V
14
TP14
ILL D GND
4
TP4
RED
TP28
KS1
TP30
KS2
TP32
TP31
KS3
TP34
TP33
KS4
KI1
TP35
0.01
C12
4
3
2
1
L1
100K
R16
RED
GREEN
100
1/2W
F+
TP23
AUD
SW VFL
TP21
C2
0.01
PA
N
5
V
PA
N
5
V
LED+B
LED+B
VBUS5V
D+
D-
USB GND
R30
10
TP48
TP46
TP47
TP45
(3GB/1GB/3GA/2G)
2G
3GA
1GB
3GB
a
a
m
r
n
b
b
c
c
d
d
k
h
e
e
f
f
g
g
p
j
(1GA
S3
S5
S
S1
col
col
Downside
Upside
Dp
3a
1a
2a
1a
2a
1a
2a
3
X16-389x-xx (1/2)