Kenwood DPC-193 Service Manual page 7

Kenwood portable cd player service manual
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K
L
R166A
1K
21
R168A
TRV
10K
0V
22
22
TVD
0V
23
23
PC
R169A
33K
1.3V
24
ECM
R170A
5.6K
1.3V
25
25
ECS
R171A
100K
1.3V
26
KICK
1.3V
R174A
R172A
6.8K
15K
27
27
TRD
IC4
R175A
1.2K
28
DAD & DSP
28
FOD
29
29
VREF
1.3V
30
30
FBAL
1.5V
31
31
TBAL
1.2V
32
32
FE
1.3V
33
33
TE
1.3V
34
34
RFENV
35
V DET
0V
36
36
OFT
37
TRCRS
0V
38
38
RF DET
0V
39
39
BDO
1.5V
2.6V
2.6V
40
40
LDON
C161A
R177A
R178A
1000P
68K
180K
+
+2.6V
+2.6V
+2.6V
+B
+B
+2.2V
+2.2V
F
2.2V
2.2V
1
33
2.2V
+2.2V
VDD
NWE
0V
2
32
0V
UC1
D1
3
31
0V
UC2
D0
4
30
0V
UC3
D3
IC5
0V
5
29
UC4
D2
6
28
0V
SHOCK PROOF
UC5
NCAS
7
27
0V
DIT
A10
8
26
2.8V
NTEST
YMCLK
0V
9
25
2.8V
52
CLK
YMDATA
10
24
2.8V
VSS
YMLD
0V
11
23
3
YSR DATA
YDMUTE
0V
2.2V
+2.2V
M
N
+2.8V
C203
R202A
4.7u50
C177A
+2.7V
+
1
80
0V
SSEL
80
79
0V
MSEL
79
78
0V
PSEL
78
77
FSEL
R40A
10
76
RSEL
+2.7V
2.7V
R301A
75
1.2V
OUTR
74
1K
AVSS1
73
R201A
OUTL
1K
1.2V
C303
R302A
4.7u50
2.5V
+
72
AVDD1
+B
71
2.7V
TEST
2.7V
70
ARST
69
2.7V
FLAG6
69
68
RESY
67
CRC
66
CLVS
65
FLAG
64
IPFLAG
0V
63
FCLK
63
62
CLDCK
61
0V
TRVSTP
2.7V
X1
16.9344
MHz
R46A
+2.8V
10
+B
+2.8V
+2.8V
+2.2V
IC6
D
16M D-RAM
(BOTTOM VIEW)
2.2V
2.2V
33
13
14
+2.2V
VCC
GND
32
0V
12
15
0V
0V
44
A3
A4
40
44
31
0V
11
16
0V
0V
43
A2
A5
39
43
30
0V
10
17
0V
0V
42
A1
A6
38
42
29
0V
9
18
0V
0V
41
A0
A7
37
41
28
0V
8
19
0V
27
A10
A8
36
27
7
20
NC
NC
43
6
21
0V
NC
A9
35
44
2.2V
5
22
0V
34
NRAS
GND
35
45
2.2V
4
23
0V
2.2V
33
NWE
NCAS
28
34
0V
3
24
0V
2.2V
32
D1
D2
29
33
0V
2
25
0V
0V
31
D0
D3
30
32
1
26
0V
+2.2V
VCC
GND
31
2.2V
+4.8V
O
P
+2.8V
C184
470u10
R49A
VOLUME
+2.8V
+
47K
2.7V
10
0V
IC9B
Lch
C204
4.7u50
2
C206
R209A
6
+
3
220u6.3
10
+
0.6V
5
-
+
+
4
1.1V
0V
HEADPHONES
R204A
DRIVER
470
Q201
D201
R206A
0V
15K
R303A
100K
0V
0V
2.8V
1.1V
C304
4.7u50
7
C306
220u6.3
R309A
+
1
+
8
0.6V
+
47K
-
10
0V
Q305
IC9A
+
R304A
Rch
Q301
470
D301
0V
R306A
15K
0V
+2.8V
+2.8V
C182A
1
IC7
E
4M D-RAM
(BOTTOM VIEW)
13
14
0V
VCC
A4
40
12
15
0V
A3
A5
39
11
16
0V
A2
A6
38
10
17
0V
A1
A7
37
9
18
0V
A0
A8
36
8
19
NC
NC
+2.8V
7
20
NC
NC
6
21
+2.8V
NC
NC
AVR
5
22
2.8V
A9
GND
L105
4
23
0V
Q106
NRAS
NCAS
28
33uH
3
24
0V
+2.8V
NWE
D2
29
2
25
0V
+
D1
D3
30
1
26
D0
GND
R66A
10K
C9
C146
22u16
0.01
R134A
+
100
Q
R
2.8V
+2.8V
Q205,305
BASS
Q5
BOOST
Q202
0V
0V
R321A
R211A
470
680
2.8V
2.8V
Q303
Q4
+
Q205
0.1V
Q302
B.B.
0V
ON: 0V
R311A
OFF: 2.8V
680
0V
C6A
0.1
0.1V
DIGITAL
OUT
R68A
23
22
21
HOLD
ON: 2.8V
OFF: 0V
20
R31A
R32A
R33A
R34A
R35A
D116
1.2K
1.5K
1.8K
2.4K
3.6K
P. MODE
B B
R30A
D115
330
16
SW101
SW102
SW103
SW104
SW105
D118A
R38A
17
Q113
R75A
10K
52
+2.8V
L106 95uH
4.8V
+4.8V
+4.8V
+4.8V
+4.8V
Q111
Q112
C148
4.1V
47P
R54A
R56A
22K
22K
C147A
0.2V
4.8V
R58A
R57A
1
10K
220K
+4.8V
0.8V
4.1V
R65
Q110
0V
220
0.7V
1/4W
R60A
1.5K
1.9V
33
Q108
Q107
Q115
60
+
0V
0.1V
+4.8V
S
T
J105
R
R221A
L
LINE OUT
Q203
470
G
B
J102
R
L
PHONES
G
J104
1
OPT OUT
2
7
C322
4.7u50
8
+
9
Q304
47K
A
+2.8V
HIGH
ON
OFF
OFF
ST.
SW108
ESP SW
SW109
DOOR SW
ON
REPEAT
SW107
HOLD
OFF
SW106
R76A
3.3K
1
J103
2
REMOTE
3
D117
G
D111
1
+4.8V
4.8V
3
(DC-IN)
BT
BATTERY
2
D112
1
4.8V
3
BT1
BATTERY
(DC-IN)
2
J101
1
3
2
DC-IN
5
4

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