Kenwood DPX502 Service Manual page 32

AO
DPX502/502U/502UY
DPX-MP5100U
1
2
3
N.C. 24
12EJE SW
LOS SW 22
4
CLK
DATA
A.GND
MUTE
MUTE
5
MRST
MSTOP
8EJE SW
6
LOE/LIM SW
BU5V 9
D.GND
D.OUT
LRCK
SRDATA
LO/EJ 4
MOTOR
S.GND
7
32
X32-5980-02 (1/2)
AP
CD PLAYER UNIT (X32-598x-xx)
3.3V
REG
A8V SW
IC3
Q1
IN OUT
GND
Q2
Q1 SW
20
Q3
CP1
21
C17 R106
0.1 2.2
ROM
CORRECTION
IC5
(NOT USED)
1 8
A0 VCC
2 7 SCL
A1 WP
3 6
A2 SCL
4 5
GND SDA
SDA
D.GND
A.+8V
12EJE SW
CN2
S2
TP24
12EJE
23
S1
LOS
LOS SW
CP4 100
CLK
21 21
DATA
20 20
A8V
A8V 19
Lch
R13 1K
Lch 18 L
5V-3.3V
LEVEL SHIFT
A GND
17
R14
Rch
1K
16 R
Rch
MUTE
15
14 TP14
MRST
13 107
R27
Q8,9
12 125
POWER SUPPLY
MSTOP
R28 27K
CONTROL
Q9 Q8
S4
8EJE
11
8EJE SW
DOWN&LIMIT
SWITICH
S3
D1
LOE/IIM
126
10
BU5V
D GND
8
TX/BCLK
7
6 LRCK
5 SRDATA
LO/EJ
4
MOTOR
3 3
S7V
S7V 2
S GND
1
AQ
A3.3V
A3.3V
A.GND
118
Q3
5V-3.3V
LEVEL
SHIFT
116
BU
FCLK
3.3V
CP3
R37
SW
120
10K
119
Q6
100
FDATA
R15
10K
C84
3.3V
REG 1
IC2
BU3.3V
Q4
5
R24
100
S.7.5V
AR
D.GND
1.5V
ASEL
OCDSEL
1
BCLK
3.3V
2
LRCK
3
R23
SRDATA
0-3.2V
75
4
4 TX
3.3V 5
5 MUTE R
6
MUTE L
TE 7
N.C.
8
SRVMON1 SRVMON1
9
SRVMON0 SRVMON0
0V 10
RAMSEL
3.3V 11
ROMSEL
NPWDOWN
12
NPWDOWN
1.2V
0V 13
DVSS3
C21 0.1
14
SRAMVDD 1.5V
15
C22 R110
REGOUT
3.3V
0.1 2.2
16
REGVDD
3.1V
R39 10K
17
REGON2
18
N.C.
19
N.C.
20
N.C.
21
N.C.
22
N.C.
23
N.C.
24
N.C.
25
N.C.
26
N.C.
27
N.C.
28
N.C.
29
N.C.
30
N.C.
31
N.C.
32
N.C.
69
R60 R59 R61
15K 27K 15K
C35 C36
7.3V
1000P 6800P
IC6
1.7V
1.6V
1.8V
C38 C37
470P 6800P
4CH BTL
DRIVER R66 R65
15K 15K
67
AS
3.3V 0-3.3V
1.5V
D.G
3.6V
0V
3.2V 3.7V
3.4
C39
2.2
S.GND