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Cassette Deck - Kenwood RXD-M47MP Service Manual

Compact hi-fi component system
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U
V
RXD-M47MP
1
DISPLAY
+5.6V
+5V
2
81
LCD15
SEG10
82
LCD14
SEG9
83
LCD13
SEG8
84
LCD12
SEG7
85
LCD11
SEG6
86
LCD10
SEG5
87
LCD09
SEG4
88
LCD08
SEG3
89
LCD07
SEG2
90
LCD06
SEG1
91
LCD05
SEG0
92
LCD04
COM3
93
LCD03
COM2
94
LCD02
COM1
3
95
LCD01
COM0
R174 2.2K
96
VLC
CN103
R143 1K
97
PDA
1
PLL DATA
MAIN-
R144 1K
98
PCLK
2
PLL CLK
CN260
R145 1K
99
PERI
3
PLL PER100
2/3
Q - 4
L101
ST
4
43
100
VDD1
RDA
5
42
47uH
RCLK
6
26
4
X101
7.2MHz
X102
32.768
kHz
C103
R102
Q101
10u16
3.3K
+
D102
+B
+5V
5
CN106
MP3-
MP3-SCLK 1
11
CN706
MP3-SDATA
2
12
1/3
MP3-REQ
3
13
A - 4
1
2
3
4
5
6
7 8 9
CN101
CN102
6
MAIN
CN804
Q - 5
2/3
Q - 6
CAUTION: For continued safety, replace safety critical components only with manufacturer's recommended parts (refer to parts list).
indicates safety critical components. For continued protection against risk of fire, replace only with same type and rating fuse(s). To
reduce the risk of electric shock, leakage-current or resistance measurements shall be carried out (exposed parts are acceptably insulated
from the supply circuit) before the appliance is returned to the customer.
7
17
DISPLAY
W
X
COM/PIN #
1
2
3
4
5
6
7
8
9
COM0
COM-0
1F
1A
1B
2F
COM-1
COM1
1H
1I
1J
2H
COM2
1G
1N
1K
1C
2G
COM-2
COM-3
COM3
1E
1M
1L
1D
2E
U101
R114
+B
4.7K
+B
R147 10K
+12V
+12V
19
R190
Q105
Q103
10
1/4W
R118
R125
100K
100K
Q104
Q106
1
2
3
1 2
3 4 5
6 7 8
CN109
to IC WRITER
MAIN
CN601
2/3
Y
Z
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
2A
2B
3F
3A
3B
4F
4A
4B
5F
5A
5B
2I
2J
3H
3I
3J
4H
4I
4J
5H
5I
5J
COL
2N
2K
2C
3G
3N
3K
3C
4G
4N
4K
4C
5G
5N
5K
5C
5E
5M
5L
5D
2M
2L
2D
3E
3M
3L
3D
4E
4M
4L
4D
LCD101
+5.6V
+5V
1
+5V
50
VSS2
49
BOOT
R140 22
48
VAREF
47
AD K1
R141 10K
R139 10K
46
AD K2
45
R137
L.V. DET
R136 1K
10K
44
PWR DETECT
43
STAREO
43
42
RDS DATA
42
41
OVERLOAD
40
CLT(SLEND)
40
39
SLT
39
38
CN107
MOTOR OP
5.6V
37
1
MOTOR CL
5V
36
2
BUS3
36
35
BUS2
35
34
GND
BUS1
34
3
33
B L
BUCO
33
4
32
REM
BUCK
32
5
31
CCE
31
CN108
AD-K1
1
AD-K2
2
KGND
3
45
C115
0.01
+B
R3 10K
R128 10K
R129 10K
R130 10K
R131 10K
R132 10K
R107
10K
R133 10K
R134 10K
C116
C122
0.01
1
FERRITE
LOOP
8
7
6
5
4
3
2
1
10 9 8 7 6 5 4 3 2
CN104
CN105
MP3-
CN703
H - 1
1/3
18
AA
AB
25
26
27
28
29
30
31
32
33
34
35
36
37
38
6F
6A
6B
7F
7A
7B
8F
8A
8B
6H
6I
6J
7H
7I
7J
8H
8I
8J
6G
6N
6K
6C
7G
7N
7K
7C
8G
8N
8K
8C
6E
6M
6L
6D
P( )
7E
7M
7L
7D
8E
8M
8L
8D
COL
8
P
FRONT KEY
Q182
+5.6V
R186
CN110
100K
U102
R180
1
10
2
+5V
IN
OUT
Q180
R182
GND
10K
Q181
3
4
5
R150
R151
R152
R153
R154
470
680
3.3K
3K
6.8K
CN111
1
SW100
SW101
SW102
SW103
CD
TUNER
TAPE
REC
2
/BAND
R161
R162
R163 R164
R165
R166
3
470
1.5K
1K
2.7K
3.9K
2.7K
SW107
SW108
SW109
SW110
POWER
TIMER
TIME
PLAY/
ON/OFF
SET
PAUSE

CASSETTE DECK

TOP KEY
(W991S-337)
1
TAPE TOUCH SW.
2
H-VCC
SW114
3
EQ/
H-OUT
BASS
4
COM
5
SOLENOID
6
MODE SW.
7
REC. SW.
U101
: 03-00437-00
8
U102
: RPM6938-V4
M
MOTOR+
1
Q101,180,181 : 9014
Q103,105,182 : 8550D
Q104,106
: 9013G
D101-107
: 1N4148
GND LINE
+B
B LINE
The DC voltage is an actual reading measured with a high
impedance type voltmeter with no signal input. The mea-
surement value may vary depending on the measuring
instruments used or on the product.
AC
AD
39
40
A
F H I
J B
G
K
E N M L C
D
R155
R156
R157
R158
R159
7.5K
8.2K
15K
27K
82K
SW104
SW105
SW106
RDS/
SKIP-/
VOL-
DISPLAY
SEARCH-
R167
R168
R169
R170
R171
R172
3.9K
5.6K
8.2K
15K
27K
82K
SW111
SW112
SW113
STOP
SKIP+/
VOL+
SEARCH+
6 5 4 3 2
1
CN112
CN113
6 5 4 3 2
1
SW115
SW116
SW117
SW118
REPEAT
PROG.
PRESET
PRESET
DOWN
UP
RXD-M47MP
HM-437MP(3/3)

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