Motorola PRO3150 Manual De Servicio página 87

UNSWB+
C109
L106
100pF
7.66nH
TX_OUT
C111
13pF
E101
BEAD R102
0.1
L107 C114
C123
33.47nH 100pF
10uF
C172
0.1uF
Microstrip
Microstrip
R172
L108
1 200
4.22nH
Q110
Microstrip
2
C112 C113
47pF 10pF
3 R103 C115 C116
43 30pF 33pF
TX_INJ
C295
100pF
H101
HEATSINK
R111
1
POS 20
R110
300
SH101
SHIELD
1
R120
C119
43K
100pF
PA SHIELD
C171
R173 R171
100pF
180K 43K
Figura 4-26b.
UNSWB+
R106
10
L109
C121 C160 L112
11.03nH 100pF 390nH
100pF
C118
100pF
L160
C117 C120
15.0nH
30pF 10pF
R108
5.6K
C151
C152
100pF C150
R107 .022uF
.022uF
NU
TX_INJ_1
R161
75
U101
09Z67
C161
R112
C125
100pF
300 100pF
R104
47K
L113 C165
100pF
5.6nH
C127 C169
-3dBm (Tx)@403.355MHz
L114
1000pF
5.6pF
-2dBm (Tx)@469.985MHz
390nH
(disconnect C125 from
pin 16 of U101)
C129
7.5pF
C166
C131
100pF
.022uF
R109
200K
C133
1000pF
L115
C134
390nH
3300pF
R134
1.6M
Diagrama esquemático del transmisor de rango 1 de UHF (403-470 MHz) (tarjeta de circuito impreso nº 8480672Z01)
C130
C128
100pF
.022uF
ANT_BIAS
GND4
13
GND3
12
GND2
5 7.323V
CLK
GND1
4
Q111
UNSWB+
4
10K
C105
DATA
100pF
4.7K
CSX
6
C122
100pF
C174
100pF
R133
0.432V
UNSWB+ NU
R132
270K
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
C135 8 17
GND1 V5EXT
.022uF
C170
100pF
C138 C126
100pF 0.1uF
CR105
1
LM50
R130
10K
2
VOUT
3
GND
ZMY0130317-C
4-35
7.386V
UNSWB+
3
C132
100pF
47K 2
47K
1
TX_BIAS
RESET
C110
100pF
5V
C173
.022uF
R131
10K