Motorola CP160 Detailed Service Manual page 100

4-10
PA_USWB+
USWB+
PA_TX_EN A
R171
1
TX_ENA
6.8K
2
R524
SH100
10K
SHIELD
1
PA_5T
5T
C109
0.1uF
C103
1500pF
PA_TX_IN J C100
R101 L102
TX_INJ
100nH
18
1500pF
C104
R100
R102
300
300
NU
VHF (146-174 MHz) Transmitter and Power Control Schematic Diagram
C170
3
Q171
0.1uF
MMBT3904
Q170
EMB10
C172
1500pF
R158
1.5K
C156
.01uF
TP150
1
1
U150-1
LM2904
PA_PWR_SET
PWR_SET
R110
360
C114 C111
R106 R107
L100
1500pF NU
4.7K 150
560nH
C102
0.1uF
L101
560nH
C105
R105
1.2K
NU
3
Q100
1
BFS540
2
C171
R103
3.3K
2.7pF
C101 C108
R104
51
1500pF 0.1uF
VHF R2 Tx
4 5
6
3 2 1
C157 C154
0.1uF
1500pF
C155
0.1uF
3 8 6
Q150
1 7
5
R157
2
5.6K 4
2
8
U150-2
3
LM2904
C159 C153
R156
4
330
1500pF 0.47uF
R162
10K
C158
1500pF
L110
560nH
VR110
C110 C112
R111
NU
0.1uF 1500pF
4.3V
2 3
VGG
L103 VDD
C106 C117
30nH
1
4
RFIN
RFOUT
1500pF 1000pF
C107
GND
5
10pF
U110
RA07M1317M_VHF
C120
R120
1500pF
150
R152
1%
C151 100K
R121
R153 150
U151
1500pF
C150 100K
1%
1500pF
57R01
R154 R151 C121
L120
100K 1%
1500pF
22
560nH
C152
R155
R150
100K
0.1
1500pF
1%
C113 C115 C116
1500pF
0.1uF
1uF
C131
C133 C135
3.3pF 3.3pF 3.9pF
D120
MA4PH261
L130 L131 L132
43.67nH 43.67nH 43.67nH
C130 C132 C134 C136
12pF 27pF 27pF 13pF
L121
47nH
D121
C122
15pF
MA4PH261
VHF PCB 8486342Z13-C Schematic Diagrams
J140
C137
S1
S2
200pF
G1
G2
C140 T1
T2
13pF
M140
ANTENNA_NUT
1 3
TAB1 TAB3 NC
2 TAB4 4
NC TAB2
NC
C141
L140
30.54nH
18pF
C124
PA_RX_OU T
RX_OUT
1500pF
C123
15pF