Kenwood TK-7180 User Manual
64
TK-7180
SCHEMATIC DIAGRAM
U
V
W
X
Y
X57-698 5/9
A
C309
1000p
R115
4.7k
8R
C322
39p
MB
R301
C125
1000p
R321
10k
PLE
R302
10
UL
PCK
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
R325
150k
CN301
1
2
3
4
5
6
C327
0.22u
2SC4116(BL)
Q302
C307
1000p
2SC4116(BL)
Q303
C331
1000p
R320
100
L108
R309
180
R307
0
TV
R333
0
C339
1000p
R305
56
C335
0.022u
L302
2SC3357
Q103
CN302
1
2
3
4
5
6
1
IN/OUT
2
OUT/IN
3
GND
4
CONT
5
VCC
C124
7p
5C
R119
150k
R362
0
16.8MHz
VC
GND
R303
560
R319
22
C320
2.2u20
R308
3.9k
R317
0
C318
2.2u20
C397
1000p
C396
1000p
R304
47
R300
10k
C299
10u6.3
R331
0
C315
1000p
C313
0.1u
0
C336
0.1u
L321
C321
0.1u
C340
27p
C332
39p
C301
100p
C304
22p
C303
1000p
C305
4.7u6.3
L301
5.6u
Q305
DTC144EE
Q314
DTA144EE
C317
1000p
C395
0.1u
T/R
R369
22k
C325
3.5p(B)
C337
1000p
C388
1000p
L307
6.8n
L308
10n
D305
MA2S077
R315
22k
R314
22k
C326
2p(B)
D302
MA2S077
C323
33p
C324
12p
L304
6.8n
D301
MA2S077
R329
4.7k
C387
1000p
R313
4.7k
C316
1000p
L303
8.2n
C319
1000p
C333
39p
L305
68n
C334
15p
D304
MA2S077
R328
22k
L306
68n
R368
0
C311
1000p
R310
330
2SC5108(Y)
Q301
R306
100k
C308
1000p
R377
0
R379
0
R380
0
C312
0.1u35
R311
1k
C314
0.068u
R312
1k
R316
470k
R318
1.2k
2SC4116(BL)
Q304
R322
47k
C338
0.1u35
R326
1.5k
R129
100k
C108
27p
C149
1000p
C115
18p
C111
47p
R132
100k
C112
22p
C109
15p
L106
27n
R111
0
L105
39n
D11
1SV283
C145
1000p
L104
68n
C119
1000p
C110
82p
C146
22p
C116
15p
R131
0
R109
0
L103
100n
C113
10p
C102
1000p
R116
1k
C120
1000p
R117
2.2k
R120
12
L109
82n
C126
1000p
C123
0.1u
C131
1000p
C130
12p
C128
12p
C133
12p
R123
100k
C142
33p
C137
1000p
D105
1SV283
C127
1000p
C141
12p
C140
1000p
L110
6T
C134
10p
D103
1SV283
D104
1SV283
C132
1000p
C135
1000p
L111
6T
C136
12p
R124
100k
L113
6T
C138
12p
C139
1000p
D106
1SV283
R122
100k
R121
100k
L112
6T
C129
1000p
L114
22n
C150
9p
R130
0
R327
100
R332
100
R330
100
R323
1k
PLL F_IN
DOUBLER AMP
DOUBLER AMP
5C
AM1
AFO
MI2
DT
PLL SYSTEM IC
PLE
DT
PCK
GND
DGND
REF
GND
FRONT-END LNA
CP
Fin
CPGND
5C
RF BPF
TUNING
TUNING
AM1
CPGND
Fin
UL
TX-RX UNIT (X57-6980-10)(C/3)
5C
CP
REF
GND
ME
PLL LPF
PLL F_IN
FILTER SW
FILTER SW
D301,302
D304,305
PLL F_IN
FILTER SW
FILTER SW
PLL LPF
PLL LPF
CV
11CL
IC302
TC7S66FU
PLL CP SW
CPGND
AGND
AGND
RFinB
RFinA
A
VDD
A
VDD
RFEin
DGND
DGND
CE
CLK
DATA
LE
MUXOUT
D
VDD
D
VDD
VP
Rset
CP
IC301
ADF4111BCP7
AFO
MI2
ME
RF BPF
TUNING
D103-106
X301
L77-1952-05
oUTPUT
VCC
PLL F_IN
FILTER SW
FILTER SW
Q305,314
10.30V
4.9V
4.90V
4.77V
4.99V
4.99V
4.99V
FL:2.1V
FC:3.8V
FH:6.8V
FC:3.8V
FH:6.8V
0.93V
0.15V
4.98V
4.36V
1.14V
R:4.82V
T:0V
T:0V
7.86V
5.72V
TX-RX UNIT (X57-6980-10) (B/3)