Motorola PRO3150 Manual De Servicio página 182

4-130
UNSWB+
C109
100pF
TX_OUT
Figura 4-77. Diagrama esquemático del transmisor de rango 2 de UHF (450-527 MHz) (tarjeta de circuito impreso nº 8485755Z01)
E101
BEAD R102
0.1
L107 C114
C123
33.47nH 100pF
10uF
C172
0.1uF
L106
7.66nH
Microstrip
Microstrip
R172
1 200
Q110
Microstrip
2
C111 C112 C113
11pF 39pF 11pF
3 R103 C115
43 13pF
TX_INJ
H101
HEATSINK
1
POS
SH101
SHIELD
1
R120
C119
43K
100pF
PA SHIELD
C171
R173
100pF
180K
R106
10
L108 L109
C121 C160
11.03nH 100pF
4.22nH 100pF
C118
100pF
L160
C116 C117 C120
15.0nH
27pF 30pF 9.1pF
C151
100pF C150
R107
.022uF
NU
TX_INJ_1
C295
100pF
R161
R111 75
20
C161
R110 R112
C125
100pF
300 300 100pF
R104
47K
C165
L113
100pF
5.6nH
C127 C169
3dBm@450MHz Tx
1000pF
3.3pF
3dBm@527MHz Tx
C129
6.8pF
R171
C166
43K
100pF
R109
200K
C133
1000pF
L115
390nH
UNSWB+
L112
390nH
C130
C128
100pF
.022uF
R108
5.6K
C152
.022uF
ANT_BIAS
GND4
U101 13
GND3
12
09Z67 GND2
5 7.01V Tx
CLK
GND1
4
UNSWB+
C105
DATA
100pF
CSX
C122
100pF
L114 C174
100pF
390nH
R133
UNSWB+ NU
R132
C131
270K
.022uF
1 24
RFIN VAR3
2 23
T1 RX
3 22
CI NA
4 21
U102
INT RS
5 20
CJ H99S VAR1
6 19
VL VLIM
7 18
CL VAR2
8 17
C134 C135
GND1 V5EXT
3300pF .022uF
C138 C126
R134
100pF 0.1uF
1.6M
1
VOUT
3
GND
7.08V Tx
UNSWB+
Q111
4 3
10K
C132
100pF
47K 2
4.7K
47K
6 1
0.269V Tx
TX_BIAS
RESET
C110
100pF
5V
C170
100pF
CR105
C173
LM50
.022uF
R130
10K
2
R131
10K
ZMY0130412-O