Kenwood TK-3102G Service Manual page 33

P
TX-RX UNIT(X57-6030-XX)
TX FINAL
T:7.3V
Q107
2SK2595-E
5T
APC
DC SW
Q106
2SK1824-A
B
APC
C238 C226
0.3p 0.3p
R228
100k
BPF TUNING
5R
R:5.0V
R341
TUNE
100k
5MS
B
APC
TXD
PTT
C327
0.1u
R327
DC SW
Q305
2SA1362-F(GR)
C334
220p
Q304
DTC144EE
AFCO
DC SW
SB
TO AF AMP
X57-6030-XX D201 D202 D203 D204
-10 K,M HVC350B HVC350B HVC350B HVC350B
-11 K2,M2 HVC355B HVC355B HVC355B HVC355B
Note : The components marked with a dot (
Q
SCHEMATIC DIAGRAM
R123
0
T:7.3V
150k(D)
R133
150k(D)
R134
150k(D)
5T
Q108
T:5.1V
DTC114EE
DC SW
MIXER
RF AMP
Q203
L207
* C228 * * R225
3SK318
D G2
S
G1
R:0.9V
R221
100k
R:1.6V
IC302
TA7368FG R:3.4V
1 10
NC1 PoUT
2 9
VCC PW-GND
3 8
NC2
PRE-GND
4 7 C330
VIN PHASE
0 5 6 100p
RIPPLE NF
R332 C332
150 10u6.3
AUDIO POWER AMP
R:7.5V R:7.1V
R333
470k
C333
DTC144EE
0.47u
L206 L207 R219 R225 R334 C136 C148 C150
15n 27n 3.3k 10 10 7p(B) 1p 5p
18n 33n 2.2k 0 15 6p(B) NO 4.5p(B) 2.5p(B)
•
) are parts of layer 1.
R
ANTENNA SW
D101
C138 HVU131-E
C145
100p 470p
T:7.4V
R144
2.2k
R136
APC
C134
IC100
100p
NJM2904V-ZB
1 8
V+
2 7
3 6 R142
4 5 1M
GND
R145
R138 180k
150k(D)
C233 C234
C263 0.3p(B) 0.3p(B)
22p
R230 R231
100k 100k
BPF TUNING
REVERSE
PROTECTION
AUDIO MUTE SW
R:3.4V
Q307
2SK1588-AZ C337 R536
100u6.3 1k
R537
100
R538
100
DC SW
Q306
C153 C227 C228 C235 C236 C239 C252
3p 10p 27p(J) 3.5p(B) 0.3p(B) 4p 4.5p 4.5p(B)
7p(B) 8p(B) 4p(B) NO 2p(B) 3.5p(B) 3.5p(B)
S
TK-3102G
C149 C151 C154
1p(B) 1.5p(B) 1p(B)
L112 L113 L114
ANT
4T 4T 3T
R147
0
D102,103
ANTENNA SW
DC SW
Q109
DTA144EE
APC
* C235
R232
100k
D202,204
BPF TUNING
TUNE
7.5V
F500
L501
3.0A
R539
0 J500
PTT
MIC
5MS
AFG
TXD
NC
SP
MIC500
C255 C259 C260
3p 2.5p(B)
4p(B) 3p(B)
T
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3
4
5
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