Tk-8180, Schematic diagram – Kenwood TK-8180 User Manual
Page 71
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SCHEMATIC DIAGRAM
TK-8180
AN
AM
AL
AK
AJ
X57-699 8/9
-t
J401
R654
0
C581
1000p
C583
470p
R655
0
D6
HSM88AS
ANT
D7
HSM88AS
CN428
1
2
3
4
5
6
C57
L10
1.5T
C48
L13
9.5T
C53
10p
C58
L9
1.5T
C60
6p
C50
8p
C45
3p
C47
L12
1.5T
R26
10k
C51
100p
R27
100k
C49
100p
C59
100p
R29
82k
C61
100p
C52
C55
C56
100p
R24
100k
D8
HSM88AS
C62
100p
R33
0
C79
470p
TH1
100k
C30
470p
C31
470p
R23
6.8k
C80
470p
R22
1k
R31
3.3k
R625
4.7k
R624
47k
C565
1u25
R630
0
D414
DA204U
1000p
R622
0
C546
0.01u
C559
1000p
R623
47k
R621
0
F401
F53-0352-05
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
R633
0
R629
0
R643
470
C563
1u25
D413
DA204U
1000p
D412
DA204U
C567
100p
R636
0
C564
1u25
C562
1u25
CN427
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Q418
DTC114EE
C570
1u
C574
22u16
R642
4.7k
C560
0.1u
1
2
3
4
5
6
7
R648
2.2k
R653
2.2
C576
330u16
C577
0.1u
R641
4.7k
R632
47k
Q419
DTC363EU
R651
0
R645
5.6k
C561
0.1u
D416
DAN202U
C566
1u
R644
1k
R30
0
5C
TCTL
HOR
PA
SPO
AIO6
AIO7
AIO1
AIO2
AIO3
AIO4
AIO8
AIO5
AO1
AO2
DEO
AIO9
5C
SB
DI
TXD2
TXD1
RXD2
5C
THP
SB
INPUT
NF
D.
C
GND
OUT PUT
BOO
TSTRAP
VCC
SB
RXD1EXT
EXT.SP
SB
SPI
GND
HOR
PA
SPO
AUXIO4
AUXIO6
RXD2
SB
AUXO1
GND
GND
SB
TXD2
AUXIO2
SB
RXD1
DEO
AUXIO9
AFO
AUXIO1
AUXIO5
SB
AUXO2
MI2
SB
AUXIO7
AUXIO3
AUXIO8
NC
TXD1
ME
5C
SB
LEVEL
CONVERTER
IC (RS-232C)
AF MUTE
CONTROL
AF MUTE
CONTROL SW
AF MUTE SW
RF DETECTOR
DI
ME
MI2
AFO
AM1
8T
RF DETECTOR
RF DETECTOR
0.5p(B)
3p(B)
2p(B)
0.5p(B)
0.5p(B)
2p(B)
1000p
1000p
47u25
47u25
1000p
47u25
560
1000p
C582
C572
C575
C579
C578
R652
C580
C573
C555
1000p
C545
1000p
C551
1000p
C548
1000p
C547
1000p
C549
1000p
C552
1000p
C556
1000p
C557
1000p
C553
1000p
C558
100p
C550
100p
C554
100p
SURGE PROTECT
D412-414
C1+
V+
C1-
C2+
C2-
V-
T2OUT
R2IN
R2OUT
T2IN
T1IN
R1OUT
R1IN
T1OUT
GND
VCC
IC416
ADM202EARN
C825
C568
IC417
TA7252AP
AUDIO IC
4.99V
1.44V
13.61V
4.41V
6.76V
TX-RX UNIT (X57-6990-10) (B/3)