Kenwood DPX502 Service Manual page 25

F
CD-CH
J601
1 5 9
2 6 10
13
3 7 11
4 8 12
R635
1K
C620
0.01
D619
D620
D621
D611
10
5
1
2
5
17
C406
0.47u50
R916
S-FL
17
C403
0.47u50
R913
11
S-RL
C420
5P
TP135
2
6
IC400
POWER
IC
5V
0V
5V
17
0V
TP139
11
6
TP140
7
17
8
8
G
IC103
5V
0V 1
2
5V
0V
3
0V 4
GND
MUTING LOGIC IC
C103
0.01
D616
IC101
D615
0V 1
VCC
A0
D614 5.0V 2
WP
A1
3 SCL
D613
0V A2
4 SDA
GND
D612
E2PROM
22
78
C926 220P
C923 220P
C423 R404
C922 1u50 10
220P
+
C921
C402
22P
33u25
+
6.8V 0V
6.8V
0-4.4V
6.8V 6.8V
C404
0.47u50
R914
S-RR
R411
C405
0.47u50
330
S-FR
8
11
H
C115
0.01
8 5.0V
VCC uCOM5V
7
9
5V
6
0V
5
8 5.0V
7 TP59
0V
6
SCL
5
SDA 14
TP60
5V
0V
10
R911 10
22
1
9 1 22
10
17
23
23
92,93
10
1
0V
9 9
1
SYNTHESIZER UNIT
(X15-1050-10)
USB CN 1 2 3 4
J1
5 4 3 2 1
WH1
I
DPX502/502U/502UY
DPX-MP5100U
9
16
75
R152
100K
5V
0V
76
S SOC REQ
77
14
77 PWIC MUTE
R146
78
23 78 PWIC STBY
R164 1K
79
LINE MUTE
47K
TP74 80
80 PWIC DC DET
R141
CP107 100
4.7K
81
81 IC2 SDA
82
82 IC2 SCL
83
R136
NC
84
4.7K 84 MUTE AFS
17 85
85 MUTE0
86
86 MUTE1
87
87 MUTE2
88
22 88 MUTE PRE FR
89
89 MUTE PRE SW
90
NC
TP71
91
R127
NC
2.2K
92
1 92 RDS NOISE
TP70
R126
93
93 TUN SMETER
C106 2.2K
1000P 0V 94
AVSS
95
NC
5.0V 96
VREF
97
R124
CP108
AVCC
100
100K
98
98 LX DATA S
99
99 LX DATA M
R123
100K R122
100
100 LX CLK
100
5V
R121
0V
5V
100K
0V
10
0V
IC100
RESET
IC
5V
0V
5.0V
R102
100K
10
1
1
8
11
15
28
15
24 23 22 21 20 19 18 17 16 15 14 13 12 11 10
CN5
to CD PLAYER UNIT (X32- )
X34-560x-xx (2/6), X15-1050-10 (1/1)
J
16
79 1
5V
0V
5V
0V
5V
0V
0 or 1.6
5V
or 5.0V
0V
5V
0V
3.3V
0V
5V
0V
0-5.0V
5V
0V
5V
0V
X101
32.768kHz
16
28
SER
9 8 7 6 5 4 3 2 1
25