Kenwood RXD-M55-H Service Manual page 23

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F
G
Q Q
3 7 6 3 1 5 1 5 0
(W02-2920-05) : E,T,H TYPE
L12
1
MW/
ANT
L17
AM
R36
ANT
680
D3
GND
FM
L13
DT5
MW/
OSC
R4
L1
22
C1
C48
C13
Q1
39P
22P
C3
7P
2
1.5P
DT1
R19 4.7K
R7
-
C14
C22
Q4
2P
10P
R28
R26
4.7K
100
C26
R5
C23
27P
-
15P
3
IC2
PLL
IC1
: LA1844M
Q1
: 2SK360IGF or
IC2
: LC72131M
2SK543
Q2,6 : 2SC2620 or
D2
: MA8051 or
2SC2714Y
UDZS51B
Q3,5 : 2SD601
X1
D3
: MA153
Q4
: 2SC3130(Q. R) or
7.2MHz
D4
: ISS352
2SC2814F4
DT1-4 : BB604 or
Q7,8 : DTA114EK or
SVC220 or
UN2113 or
SVC212
PDTA144EK
DT5
: SVC347
Q9
: 2SC2462 or
2SC2712 or
2SC4081
Q10 : 2SC4081 or
T E
L
1 3 9 4 2 2 9 6 5 1 3
DTC124
4
(W02-2919-05) : K,X,M,V TYPE
L12
MW/
ANT
AM
L17
ANT
D3
GND
GND
L13
FM
DT5
MW/
OSC
5
R4
22
C13
Q1
8P
R19 4.7K
R7
-
C14
C22
Q4
2P
DT4
7P
R28
R26
4.7K
100
C26
R5
C23
27P
-
15P
6
IC2
PLL
IC1 : LA1844M
D1 : MA110 or
w w w
IC2 : LC72131M
MA111 or
BAS316
Q1
: 2SK360IGF or
D2 : MA8051 or
2SK543-5
UDZS51B
X1
Q2,6 : 2SC2620 or
D3 : MA153
7.2MHz
2SC2714Y
D4 : ISS352
Q4
: 2SC3130(Q,R) or
DT1,2,4
2SC2814F4
: MA2S372 or
.
Q7
: UNH11N
BB555 or
Q8
: DTA144EK or
HVC322B or
UN2113 or
HVC202A
PDTA144EK or
DT5 : SVC347ST
RN2404
7
H
I
+9V
R38 1K
6.9V
L7
C2
Q6
0.01
CF1
+B
DT2
DT3
C38
R30
R18
5P
Q2
100K
100K
+B
C47
5.2V
4.7u50
+
C51
R21
CF2
0.022
3.9K
9.1V(0V)
R66 18K
+9V
Q7
Q8
+9V
R38 1K
C38
L7
C2
6.5P
Q2
Q6
0.01
CF1
+B
C47
4.7u50
+
C51
R21
0.022
CF2
3.9K
R66 18K
+9V
x
a o
y
Q8
i
R18 2.2K
J
K
8
Q10
9.3V
R65
+9V
3.3K
R72 470K
R71 2.2K
R61
3.3K
C72
R73
C39
R69
Q3
3.3u50
1K
1u50
2.2K
Q9
+
+
R75
2.2K
C16
R76 470K
0.1
C79
R77
C61
R68
C25
R56
Q5
3.3u50
1K
1u50
2.2K
4.7u50
4.7K
+
+
+
AM/FM IF &
FM STEREO IC
IC1
L14
L15
9.3V
6.9V
+9V
Q
Q
3
7
6
3
+9V
Q7
R72 470K
R71 2.2K
C72
R73
C39 R69
Q3
3.3u50
1K
1u50
2.2K
+
+
R75
2.2K
R76 470K
C16 0.1
C79
R77
C61
R68
Q5
C25
R56
3.3u50
1K
1u50
2.2K
4.7u50 4.7K
+
+
+
AM/FM IF &
FM STEREO IC
IC1
L14
L15
+9V
u 1 6 3
.
+9V
L
M
2
CD MECHANISM ASS'Y
4
9
9
8
PICKUP ASS'Y
16
FO-
15
TRK+
14
TRK-
13
FD+
12
MON
VR1 (3.3K)
R2
MON
11
VR
(5.6)
10
LD
4
11
CL
LD
5
10
DO/STEREO
9
LD GND
3
9
DI
8
F
8
Lch
VCC
7
B
2
7
CE
6
A
1/2VCC
6
Rch
5
C2
5
FM DET.
4
C1
+9V
4
VCC
3
E
E
3
SD
2
VCC
D4
1
1/2 VCC
A
2
MUTE
C
B
1
S-LEVEL
F
TRAVERSE UNIT
DISC
M
6
SPD+
MOTOR
5
SPD-
SLED
M
4
SLD+
MOTOR
3
SLD-
2
GND
SLT.SW
1
SLT.SW
LOADING
MOTOR
OPEN/
CLOSE
SW
1
5
1
5
0
8
9
2
4
5
4
3
2
1
+9V
CN73
9.3V
PLL CLK
11
52
DO/ST
10
53
4
11 CL
PLL DAT
9
54
5
10
DO/STEREO
TU OUT L
8
PLL CE
7
55
3
9
DI
TU OUT R
6
8
Lch
DET OUT
5
5
R605 1K
2
7
CE
VCC +9V
4
+9V
44
6
Rch
R603 1K
SD
3
56
46
5
NC
TU MUTE
2
57
+9V
4
VCC
S LEVEL
1
4
3
SD
D4
2
MUTE
IC601
1
GND
(BOTTOM
J601
VIEW)
R611
L
10K
AUDIO SEL./
AUX IN
E.VOLUME
R610
R
10K
P701
D706
D707
m
R604
c o
45
1K
+9V
N
O
2
(X29-28XX-XX)
9
9
+5V
CN21
VC
16
4.9V
VCC
15
+5V
R201 2.7K
E
14
28
R203 1
D
13
R204 1
A
12
R205 1
B
11
R202 1
R211
10
31
C
R206 2.7K
330K
F
9
27
R212
8
LD GND
30
100K
LD
7
R222
40
43K
VR
6
5
1
MON
R213
32
FCS+
4
F+
1K
TRK-
3
T-
R216
TRK+
2
T+
39K
LD
33
FCS-
1
F-
ON/
Q201
2.0V
OFF
4.4V
3.8V
37
CN23
R227
LD
1
47K
R238
1
VCC
2
VC
3
R228
RF
4
220
A601
3
IN
2
4.7V
R630
VCC
+B
DIGITAL
10
OUT
1
GND
+5V
CN22
DM+
1
D+
C280
DM-
2
D-
100P
SLM+
3
S+
SLM-
4
S-
IC24
SW-GND
5
SLT-SW
6
1
AOUT
9
8
2
9
9
2
AIN-
C272
2.2u50
R272
R276
3
AIN+
+
2.2K
2.2K
4
V-
4.5V
C631
4.5V
C603
1u50
5P
4.5V
4.5V 4.5V
4.5V
+
CCB
INTERFACE
CONTROL
CIRCUIT
LOGIC
CIRCUIT
CONTROL
CIRCUIT
C634
9.1V
5P
4.5V
C604
1u50
+
9.3V

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