Kenwood KDC-W241AY Service Manual page 28

U
KDC-W241AY/W241GY/W3041A/W3041AY/W3041G
/W3041GY/W312A/W312AY/W312G/W312GY/W312SAY
1
ANODE CONNECTION
PIN
3GA,3GB
NAME
P1 col (Downside)
P2 2d
P3 1d
P4 2n
P5 1n
P6 2p
2
P7 1p
P8 2r
P9 1r
P10 2e
P11 1e
P12 2c
P13 1c
P14 2g
P15 1g
P16 2m
P17 1m
P18 2f
P19 1f
P20 2a
P21 1a
P22 2h
P23 1h
P24 2j
3
P25 1j
P26 2k
P27 1k
P28 2b
P29 1b
P30 col (Upside)
P31
P32
P33
P34
P35
col
P36
3d
P37 3n
P38 3p
P39 3r
4
P40 3e
P41 3c
P42 3g
P43 3m
P44 3f
P45 3b
P46 3k
P47 3j
P48 3h
P49 3a
5
6
7
28
X16-617x-xx (1/2)
V
2G 1GA,1GB
S1
2d 2d
1d 1d SWITCH UNIT (X16-617x-xx)
2n 2n
1n 1n
2p 2p
1p 1p
2r 2r
R80
24
1r 1r
2e 2e
R81
1e 1e 24
2c 2c
1c 1c
2g 2g
1g 1g
2m 2m
1m 1m
2f 2f
1f 1f
2a 2a
1a 1a
2h 2h
1h 1h
2j 2j
1j 1j
2k 2k
1k 1k
2b 2b
1b 1b
ED1
S2
S3
S4
S5
S6
Dp S7
3d S8
3n S9
3p S10
3r
3e
3c
3g
3m d
3f e
3b c
3k g
3j f
3h b
3a a
J1
TP31
ILL D GND 1
TP30
PAN5V 2
TP29
LED+B 3
TP28
FL+B 4 FL+B
TP27
RTRY CCW 5 5
TP26
RTRY CW 6 6
TP25
X34-
REMO 7 7
J3
TP24
RST 8 8
1/2
TP23
R13
VFD RST 9 76
220
TP22
A VFD DATAF 10 77
TP21
R15
VFD CE 11 78
220
TP20
VFD CLK 12 79
TP19
VFD DATAS 13 80
TP18
PAN SW5V 14
GUARD 15 15
AUX R 16 16
TP166
AUX GND 17 17
AUX L 18 18
TP168
TDF DET 19
TP169
ESD GND 20
W
a
k
h j
b
f
g
m
r
n
e c
p
d
(3G-1G)
3GB 1GB
3a 1a 2a
A
IC3
REMOTE
CONTROL
SENSOR
R22
100
5V
0V
5V
0V
R78 1K
61
KS5
62
KS6
TP41
63
KI1 KI1
TP42
64
KI2 KI2
TP43
65
KI3 KI3
TP44
66
KI4 KI4
TP45
67
KI5
KI5
68
P1
69
P2
70
P3
71
P4
0V 72
VSS
R75
73
OSCO
20K
74
R74
OSCI 5.0V
4.7
75
VDD
R72 4.7K
R96 47K
76
76 BLK
R70
220
77
77 DO
78
78 CE
79
79 CL
80
80 DI
11.3V
X
S3
S1
S5
a
S7 S6
S1
f b
g
S9
e
c
d S10
(1G)
3GA 2G
1a 2a 1a 2a
Upside
col
Dp
col
Downside
11.3V
5V
0V
0V
5V
0V
11.3V
IC1
0V
VFD DRIVER
5V
RST
0V
5V
0V
11.3V
11.3V
0V
0V
Y
S2
S4
S1
S8
3a
TP5
KS1
40
TP5
S17 S17
39
KS2
S18 S18
38
S19 S19
37
S20 S20
36
S21 S21
35
TP5
S22 S22
34
KS3
S23 S23
33
S24 S24
32
S25 S25
31
S26 S26
TP5
30
S27 S27 KS4
29
S28 S28
28
S29 S29
27
S30 S30
26
S31 S31
25
S32 S32
24
S33 S33
23
S34
22
S35 S35
21
S36 S36