Kenwood DPX501 Service Manual page 33

Z
CD PLAYER UNIT (X32-583x-xx)
1
CN1
D.OUT 30
12EJE-SW 29
LOS-SW 28
CLK 27
DATA 26
A8V 25
Lch 24
AGND 23
Rch 22
MUTE R 21
MUTE L 20
2
MRST 19
MSTOP 18
8EJE-SW 17
LOE/LIM-SW 16
3
BU5V 15
DGND 14
DGND 13
D5V 12
D5V 11
LO/EJ 10
MOTOR 9
S7.5V 8
SGND 7
USB GND 6
OC1 5
PO1 4
D- 3
USB GND 2
D+ 1
4
(X32-583x-xx)
UNIT No. S4
0-00
0-01 YES
5
11 12
6
11 12
7
AA
1
TP74 D OUT S2
12EJE-SW
TP73 12EJE-SW
S1
LOS-SW
TP72 LOS-SW
CLK
TP71
27
TP70 DATA
28
TP69 A8V
A8V
TP68 L ch 1
L
A.GND
TP67
TP66 R ch
R 2
TP65 MUTE R
R366
100
TP64 MUTE L
Q3
LEVEL
SHIFT
8
3.3V
→ 5V
R10
TP63 MRST
100
Q6
10
LEVEL
SHIFT
3.3V
← 5V
TP62 MSTOP R6
16
22K
R8 39K
∗
S4
8EJE-SW
8EJE-SW
TP61
R5
TP60
LOE/LIM-SW
100
LOE/LIM SW
2
S3
TP59 BU5V
TP58 D.GND
TP57 D5V
D9
TP56 LO/EJ
24
TP55 MOTOR
22
TP54 S7.5V
TP53 S.GND
TP112
25
TP113 12
29
TP110
35
TP111
TP109
34
11
IC13
AUDIO
2
ACTIVE FILTER
L R
IC13
2.5V 5.0V
8
1
VCC
7 2.5V
2.5V
2
6 2.5V
2.5V 3
5 2.5V
0V 4
GND
C84 C82
680P 680P
3 D-A
CONVERTER
IC18
0V 9
AGND VOUTR
2.5V 10
VCOM VOUTL
0V 11
48 ZEROA VCC
0V 12
TEST NC
3.3V
13
49 DEMP DGND
0V 14
97 MUTE LRCK
0V 15
FMT DATA
3.3V
16
78 SCK 0V BCK
13
12
11
AB
BU3.3V
REGULATOR
IC19
3.3V
R373
2.2 5.0V 1 5
CE VIN BU3.3V
0V 2
GND
5.0V 3 4
VFB EXT
SW3.3V REGULATOR
IC5
TP93
SW3.3V
Q7
TP94
LEVEL SHIFT
3.3V ← 5V
3.3V REGULATOR
IC21
CS3.3V
43
1.8V REGULATOR
IC20
3.1V 4 3
CE NC
0V
2
R372
VSS
2.2
4.8V 5 1 1.8V
VIN VOUT CS1.8V
S7.5V
R142
7.8V
4.7
IC14
5.0V
1.3V
3.1V
IC14
A5V
REGULATOR
R371
2.2
NOT USED
E2PROM
IC27
8
1 VCC BU3.3V
A0 7
2 WP
A1 TP128
3 6
A2 SCL SCL
4 5
GND SDA SDA
CP51
TP129
100
3
8 2.5V
7 2.5V
6 5.0V
5
0V
4
3
93
2
94
1
92
AC
DPX501/501U/501UY
DPX-MP2090U
6
8,10,16
1
TP100
4
CP2
26
6
NC
100
27
27 SCL
4
28
28 SDA
TXD1
TP27 29
29 DSP TXD
RXD1
TP26 30
30 DSP RXD
TP130 31
31 DSP CLK
TP131 32
32 DSP STB(BUSY)
R151 1K
33
66 CS SDATA
R19 4.7K
R152 220 0V
34
67 CS BDATA
R20 1K 3.3V 35
5 65 CS CLK
36
NC
37
NC
EPM
38
NC
TP132
CP50
39
1K EPM 0V
40
40 PON D3.3
41
41 PON A5
42
42 PON CS1
43
43 PON CS2
CE
44
TP133
CE
R13
45
MUTE DRV MUTE
46
1K
3.3V
NC
R2
47
22K
NC
0V 48
48 ZERO
3.3V
49
3 49 DE-EMPHASIS
50
NC
LOGIC
5
INVERTER
BU3.3V
5
X3
C311
6.000MHz
6P 17
3
C312 R339
4
6P 6.8K
18
C310 R304
0.01 100
19
C306 C309
0.01 2200P
20
21
22
R370
23
100
25
24
CP20 15K
25
26
27
Q17
28
29
CP21 15K
29
30
31
32
Q17
11
USB HI-SIDE
SW
11
CS3.3V
13
12
11
X32-5830-00 (1/4)
AD
CP52
4.7K
SCL
SDA
4.8V
0V
3.3V
3.3V
0V
DA : 0V
ROM : 3.3V
3.3V
0V
OSC1
0.7Vp-p
3
0
2.2Vp-p
OSC2
LPF CD : 3.3V USB :1.4V
3.3V
VDD2
TEST0
TEST1
TEST2
US
TEST3
OC1
3.3V
OC2
OC3 3.3V
OC4
PO1
CD : 3.3V USB :0V
PO2
PO3 3.3V
0V
PO4
R306
27
34
R307
35
27
CP22
15K
33