Motorola CP160 Detailed Service Manual page 238

4-10
PA_USWB+
USWB+
PA_TX_EN A
TX_ENA
SH100
SHIELD
1
PA_PWR_SET
PWR_SET
PA_5T
5T
C109
0.1uF
C103
390pF
C100
390pF
PA_TX_INJ
R101
TX_IN J
5.6
C104
R100 R102
820 820
6.8pF
UHF3 (465-495 MHz) Transmitter and Power Control Schematic Diagram
C170
4
390pF
Q171 Q170
EMB10
3
C525
390pF
R158
1.5K
C156
.01uF
8
TP150
1
1
U150-1
4
LM2904
R162
10K
C158
R110
390pF
680
C111
R111
2K
390pF
C114
R107
R106
L100
NU 220nH
4.7K
390pF
C102
L101
0.1uF
220nH
R105
2.7K 1
Q100
L102
2
BFG540W
7.5nH
C120
R103
3K
NU
C101
R104
18
0.1uF
UHF R3 Tx
5
6
2 1
C157 C154
0.1uF 390pF
C160
C151
390pF
0.1uF
3 8 6
Q150
1 7
5
2
4
R157
2
U150-2
2.2K
3
LM2904
C159 C153
R156
330
390pF 0.47uF
L110
220nH
VR110
C112 C171
3.9V
390pF
0.1uF
MM3Z3V9T1
4813830A86
2 3
VGG
VDD
C106 C117
L103
1 RFOUT 4
RFIN
5.1nH
390pF 390pF
C105
C107
GN D
5
NU
NU
U110
RA07M4452M_UHF
C108
390pF
R120
150
R152
100K 1% R121
150
R153
U151
100K
C150
1%
390pF 57R01
R154 R151
L120
220nH
1%
100K 39
C152
R155
R150
100K
0.1
390pF
1%
C115 C116
C113
390pF 0.1uF
1uF
C133 C135
C131
NU
NU
D120
L130 L131 L132
20.45nH 17.02nH 17.02nH
MA4PH261
C130
C132 C134
NU 6.8pF 6.8pF
L121
C124 390pF
15nH 0603
D121
C123
C122
2.7pF 3.9pF
MA4PH261
UHF3 PCB 8486634Z02-O Schematic Diagrams
C172
390pF
C121
390pF
J140
C137
4 S1
220pF
3 S2
G1
2
G2
5
1
T1
L140 6
T2
15.92nH
M140
ANTENNA_NUT
1 TAB1 3
TAB3 NC
2 TAB2 4
NC
NC TAB4
C141
L141
30.54nH
1pF
NU
C136
4.3pF
PA_RX_OU T
RX_OUT