Kenwood TK-7180H Service Manual page 101

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AO
TK-7180H/7182H
Note : The components marked with a dot (
TX-RX UNIT (X57-6980-XX)(A/3)
CN701
E40-6371-05
AUXIO6
1
AUXIO7
2
AUXIO1
3
AUXIO2
4
RXD2
5
AUXIO3
6
TXD2
7
AUXIO4
8
AUXIO8
9
AUXIO5
10
AUXIO9
11
AUXO1
12
TXD1
13
AUXO2
14
RXD1
15
GND
16
ME
17
MI2
18
DEO
19
GND
20
5C
21
DI
22
AFO
23
SB
24
SB
25
SB
26
SB
27
SB
28
SB
29
NC
30
E
94
X57-698 9/10
AP
AQ
SCHEMATIC DIAGRAM
D704-708,711-713
SURGE PROTECT
47k
R701
D704
R706
470
E
DA204U
R702
47k
D705
R707
470
E
DA204U
R703
47k
D706
R708
470
E
DA204U
47k
R704
D707
R709
470
E
DA204U
R705
47k
D708
R710
470
E
DA204U
E
L701
VOLTAGE
PROTECTION
E
L702
E
E
VOLTAGE
PROTECTION
D702
1SS355
Q702
2SD2114K(W)
02DZ18(X,Y)
VOLTAGE
INVERTER SW
PROTECTION
E
VOLTAGE
PROTECTION
D703
1SS355
Q701
2SD2114K(W)
02DZ18(X,Y)
VOLTAGE
INVERTER SW
PROTECTION
E
AR
) are parts of layer 1.
R711
47k
D711
R718
470
E
DA204U
E
R712
47k
D712
R719
470
E
E
DA204U
E
E
E
R720
E
470
E
R713
47k
D713
E
R717
470
DA204U
E
E
C720
100p
E
R714
470
E
D710
R715
E
E
470
E
E
E
E
VOLTAGE
D709
PROTECTION
E
E
E
R716
470
E
E
AS
27
J701
E58-0494-05
13
25
TTL SPECIFICATION
12
(DEFAULT)
24
AUXI/O6
11
ME
23
AUXI/O7
AUXI/O1
10
GND
22
AUXI/O2
9
RXD2
21
AUXI/O3
TXD2
8
AUXI/O4
20
AUXI/O8
AUXI/O5
7
GND
19
DEO
6
MI2
18
GND
DI
5
AFO
17
AUXI/O9
AUXO1
4
TXD1
16
AUXO2
3
RXD1
SB
15
NC
2
14
1
26

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