Kenwood TK-8180 - Manual (Page 68)

64
TK-8180
SCHEMATIC DIAGRAM
U V W X Y
X57-699 5/9
A
VC
GND
2SC4116(BL)
Q303
2SC4116(BL)
Q302
C327 0.22u
R303
560 R333
0
R317
0
R302 10 R305 56
L301
2.2u
L302
R131 100k
C148
1p
C152 470p
C150
5p
L114 8.2n
C155 470p
L117 8.2n
C154
1.5p
C146 470p C149 470p
C151
1p
R129 100k
C144
7p
R130 100k L115 8.2n L116 8.2n R132 100k
C145
1.5p
C153
5p
C124
10p
R122 100k
C133
6p
C121
470p
D103
1SV286
R116 18k
C142
470p
C134
3p
C137 470p
R120
220
D104
1SV286
R121 100k
L111
L34-4565-05
5T
C131 470p
R124 100k
C132 22p
C136
4p
R123 100k
C140 22p
C141
9p
D105
1SV286
C125 470p
L109 18n
C135 22p
R119
0
2SC3357
Q103
L110
L34-4565-05
5T
C127 22p
C139 470p
C138
5p
R115 18k
C129 470p
C119
5p
C130
5p
D106
1SV286
R311
1.8k
C318
2.2u20
C320
2.2u20
R322
0
R316 100k
R326
270
C338
0.33u35
R307
0
C333
5p
R371
0
C391
2p
L327 33n
C302
0.5p
L320 10n
C393
6p
L322
5.6n
L321 8.2n
C395
2p
C389
6p
L324
2.2n
2SC5108(Y)
Q301
C390 12p
L323
4.7n
R306 10k
C392 12p
C311 39p
C339
470p
C308
10p
R309 100
C398 1p(B) C394
4p
C317
100p
R310 100
C312
0.047u35
R318
1.8k
C147
5p
C316
8p
C156
470p
R133
100k
R134
0
C323 470p C324 0.1u
C331
0.01u
R332 10
R325 150k
R321
10k
R330 10
C335 0.022u
CN302
1 2
3 4
5 6
R320
18
CN301
1 2
3 4
5 6
C397
12p
C309
100p
C396
0.01u
1
2
3
4
5
6 7 8 9
10
11
12
13
14
15
16 17 18 19 20
R323 1k
R327 10
R373
10
R319
10
R108
0
L305
C306 10p
C128
9p
L304
R370 10k
L101 8.2n D111
HVC131
R376
0
R369
0
C262 100p
C260
100p
C261
100p
R308
3.9k
R377
0
0
1
IN/OUT
2
OUT/IN
3
GND
4
5
R378
10k
C322 0.047u
R362
0
C386 10u6.3
R301
MB
5C
L108
8R
TV
L306
PCK UL PLE
C307 470p
AM1
5C
Fin
CP GND
DGND
GND
PCK
DT
PLE
UL
CPGND
REF
TX-RX UNIT (X57-6990-10)(C/3)
PLL SYSTEM IC
DT
PLL F_IN
DOUBLER AMP
PLL LPF
ANT SW
FRONT-END LNA
RF BPF
TUNING RF BPF
TUNING RF BPF
TUNING RF BPF
TUNING
PLL LPF
ME
5C
MI2
AFO
D108
1SV291
RF BPF
TUNING
D107
1SV291
RF BPF
TUNING
D109
1SV291
RF BPF
TUNING
D110
1SV291
RF BPF
TUNING
ME
MI2
AFO
L113
L34-4565-05
5T L112
L34-4565-05
5T
oUTPUT
VCC
X301
16.8MHz
L77-1952-05
AM1
CV
11CL
IC301
ADF4111BCP7
CE
CLK
DATA
LE
MUXOUT
D VDD D VDD
VP Rset CP
CPGND
AGND
AGND
RFinB
RFinA
A VDD A VDD RFEin DGND DGND
PLL CP SW
IC302
TC7S66FU
CONT
VCC
CPGND
REF
Fin
GND
CP
5C
C314 0.1u R312 1k
4.99V
4.99V
4.99V
4.99V
4.99V
4.99V
0.31V
10.36V
7.90V
2.46V
3.22V
FL:2.5V
FC:4.0V
FH:5.8V
4.75V
TX-RX UNIT (X57-6990-10) (B/3)