![background image](http://html.mh-extra.com/html/kenwood/tk-7180-h/tk-7180-h_service-manual_191724080.webp)
77
A
B
C
D
E
F
G
H
I
J
1
2
3
4
5
6
7
8
9
10
11
12
13
14
25
13
J701
Q701
Q702
L701
L702
R701
R702
R703
R704
R705
R711
R712
R713
R714
R715
R716
R720
C701
C702
C703
C704
D701
D702
D703
D704
D705
D706
D707
D708
D711
D712
D713
C299 +
R300
R308
R331
IC302
J72-0930-29 A/3
J72-0930-29 C/3
14
1
26
GND
27
GND
AUX
I/O6
AUX
I/O1
AUX
I/O2
AUX
I/O3
AUX
I/O4
AUX
I/O5
AUX
I/O7
AUX
I/O8
AUX
I/O9
GND
ME
DEO
GND
AFO
SB
AUXO1
AUXO2
GND
RXD2
TXD2
MI2
DI
TXD1
RXD1
NC
1
3 4
5
Component side
Foil side
Layer 1
Layer 2
Layer 3
Layer 4
Component side
Foil side
Layer 1
Layer 2
Layer 3
Layer 4
TX-RX UNIT (X57-6980-XX) (C/3)
-12 : TK-7180H(K) -13 : TK-7182H(K)
Foil side view (J72-0930-29 C/3)
TX-RX UNIT (X57-6980-XX) (A/3) -12 : TK-7180H(K) -13 : TK-7182H(K)
Foil side view (J72-0930-29 A/3)
PC BOARD
TK-7180H/7182H
Ref. No. Address
Q701
6C
Q702
6D
D701
7D
D702
6D
D703
6C
Ref. No. Address
D704
7G
D705
7F
D706
6G
D707
6G
D708
6E
Ref. No. Address
D711
6H
D712
6H
D713
6F
Ref. No. Address
IC302
11E