Kenwood RXD- 702E, Service Manual

Page: 20 / 54

ACE
G
I
BD
F
H
J
2 1 3 5 7 4 6
T1
C3 2P
10P
C5
L6
100
R4
0.022
C20
R1
100K
R3
100K
L4
1.5P
C12
L7
2.2uH
5P
C15
100P
C14
470
0.022
C19
0.022
C21
R5 10K
L8
27P C26
4.7K
R7
1
C34
33P C25
12P
C23
390K
R10
10P
C32
2P
C27
2.2K R12
R17
220
2P
C16
30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
OSC OUT
AM OSC
VREF
AM IN
FM BW
AM AGC AM OUT FM OUT
MPX IN
MPX OUT
L
MPX OUT
R
AMP
IN L
AMP
IN R
L
OUT
R OUT
1 2 3 4 5 6 7 8 9
10
11
12 13 14 15
IF IN AM MIX FM BP AM IF IN GND TUNED ST VCC FM DET AM BW FM SIG AM SD
AD
IF OUT AM/FM MO/ST
20 19 18 17 16 15 14 13 12 11
X OUT
GND
A
OUT
A I
N
PD
VDD
FM IN
AM IN
IO2
IF IN
1 2 3 4 5 6 7 8 9
10
X IN CE DI CL DO BD1 BD2 BD3 BD4 IO1
4.7u C44
+
1K
R28
0.022
C45
1K
R30
100P
C4
100 R27
100P
C42
47u C46
+
R29
5.6K
27P C47 27P C48
100P
C49
R34 3.3K
3.3K R35 3.3K R36
1K
R37
5 3 2 4
R33
10K
X1
7.2MHz
47u C90
+ C69
1200P
R64 7.5K C68
0.015
15K
R48
0.018
C70
10u C66
+
11
K
R47
1000P
C87
1u
C71
+
0.022
C74
5600P
C38
0.47u
C77
+
7.5K
R50
C72 0.022
5600P
C59
C76 0.47u
+
1K
R72
0.22u
C95
+
47K R13
R75 C94
0.22u
+
1K
47K R12
7.5K
R49
100 R16
T5
4.7K
R58
1u
C89
+
0.47u
C87
+
3K
R61
0.22u
C88
+
R60 5.6K
10u C86
+
R73 4.3K
10u C53
+
R59
51
C84
0.022
1
C30
4
3
2
1
AM ANT
GND
300
13
12
11
10
9
8
7
6
5
4
3
2
1
GND
N.C
N.C
SD
ST
Rch
Lch
+12V
DATA
CLK
CE
DO
DE-EMP
100P
C54
3.9K
R41
12K R42
2.2K
R38
560 R55
47
R68
47u C52
+
0.022
C51
10K
VR1 47P C50
1000P
1u
C65 +
R57
47u
C82
+
100
3
5
4
2
0.01 C58 10K R43
47K R44
1000P
C36
1.5M
R6
100
R9
200
R11
470
R63
680P
C35
0.022
C29
0.022
C17
3P C9
750 R18
750 R19
1.6K
R8
1.6K
R20
F2
LT1
0.022
C81 47u C80
+
0.022
C37
390
R21
T4
0.047
C73
F1
FM SD
AD
OUT
22P C13
T3
C18
0.012
C85
0.012
C75
R39 5.6K
L2
680P
C6
L1
FM ANT
75
FM ANT
470P
C22
680P
C10
L10
1uH
15P C80
680
L9
47P C33
R54
D1
D6
CN1
CN2
D5
TR2
TR1
TR3
TR5
TR7
IC1 : LA1837M
IC2 : LC72131M
TR1 : 2SK360
TR2 : 2SC2714
TR3 : 2SC2413
TR5
:
2SC2412
TR7 : DTA114EKA
D1 : KV1260TS2 or
D2-4 : HVU202A
MTZ5.1B
D6
D5
DA204K :
:
A1
X13-
to
to
A1
X13-
TR14
D2
D3
D4
SVC342
IC1
IC2
(W02-2673-05) : (K,P)TYPE
TUNER PACK
C
D
T1
15P C60
33P
C1
C2
27P
56P
C3
L2
22P
C7
L6
33 R4
R2
100K
0.022
C20
R1
100K
C8 2P R3
100K
L4
3P
C12
L7
2.2uH
L5 7P
C93
8P
C15
100P
C14
470
0.022
C19
0.022
C21
R64 10K
1500P
C10
L8
11
P
C24
22P C26
4.7K
R7
3300P
C22
1
C34
33P C25
10P
C23
150K
R10
10P
C32
12P C27
680 R12
R17
220
8P
C16
30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
OSC OUT
AM OSC
VREF AM IN
FM BW
AM AGC AM OUT FM OUT
MPX IN
MPX OUT
L
MPX OUT
R
AMP
IN L
AMP
IN R
L
OUT
R OUT
1
2 3 4 5 6 7 8 9
10
11
12 13 14 15
IF IN AM MIX FM BP AM IF IN GND TUNED ST VCC FM DET AM BW FM SIG AM SD
AD
IF OUT AM/FM MO/ST
20 19 18 17 16 15 14 13 12 11
X OUT
GND
A
OUT
A I
N
PD
VDD
FM IN
AM IN
IO2
IF IN
1 2 3 4 5 6 7 8 9
10
X IN CE DI CL DO BD1 BD2 BD3 BD4 IO1
4.7u C44
+
1K
R28
0.022
C45
1K
R30
100P
C4
100 R27
100P
C42
47u C46
+
R29
5.6K
27P C47 27P C48
100P
C49 R34
3.3K
3.3K R35 3.3K R36
1K
R37
5 3 2 4
R33
10K
X1
7.2MHz
47u C90
+
C69
360P
R64 8.2K
15K
R48
0.018
C70
10u C66
+
11
K
R47
3300P
C67
0.022
C74
5600P
C38
0.47u
C77
+
7.5K
R50
C72 0.022
5600P
C59
C76
0.47u
+
1K
R72
0.22u
C95
+
47K R13
R75 C94
0.22u
+
1K
47K R14
7.5K
R49
R66
3.9K
100
R16
T5
4.7K
R58
1u
C89
+
0.47u
C87
+
3K
R61
0.22u
C88
+
R60 5.6K
10u C86
+
R73 4.3K
10u C53
+
R59
51
C84
0.022
1
C30
4
3
2
1
AM ANT
GND
N.C
FM ANT 75
13
12
11
10
9
8
7
6
5
4
3
2
1
GND
FM-DET
VSM
SD
ST
Rch
Lch
+12V
DATA
CLK
CE
DO
N.C
100P
C54
3.9K
R41
12K R42
2.2K
R38
560 R75
47
R68
47u C52
+
0.022
C51
10K
VR1
47P C50
47P C91
680
L9
C64 1000P
1u
C65
+
R14
47u C82
+
R54 100
3
5
4
2
L10
1uH
0.01
C58
10K
R43
47K R44
1000P
C36
1.5M
R6
100
R9
T3
100
R11
200
R63
680P
C35
0.022
C29
0.022
C17
9P C9
750 R18
750 R19 680
R8
1.6K
R20
200 R31
F2
LT1
0.022
C81 47u C80
+
0.022
C37
390
R21
T4
1K
R70
0.047
C73
3.9K
R67
1K
R69
F1
FM SD
AD
OUT
22P C13
C31 0.1
5.6K R39
100
R15
1K
R51
0
R77
1u
C71
+
0.015
C68
D1
D6
D2
D4
D3
CN1
CN2
D5
TR2
TR1
TR3
TR5
TR14
TR13
TR7
IC1 : LA1837M
IC2 : LC72131M
TR1 : 2SK360
TR2 : 2SC2714
TR3
:
2SC2413
TR4,13 : 2SC4081
TR5
: 2SC2412
TR7 : DTA114EKA
TR14 : DTC143TUA
D1 : KV1260TS2 or SVC342
D2-4 : SVC220
MTZ5.1B
D6
D5
DA204K :
:
A1
X13-
to
to
A1
X13-
TR4
IC1
IC2
(W02-2674-05) : (E)TYPE
TUNER PACK
C
D
RXD-652(K)
INT2P
99.6.9
7:52
PM
y[W
2
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