Motorola Radius CM200 Service Manual page 173

VHF 1–25 W Band 2 PCB 8488977U01 (rev. P9) / Schematics
R101
0.
DNP
L117
1019447
L115
C1002
18.0n
470.0p
Q100
GND1
GND2
G
IF113
INTEGRATOR
Final_cur_sense
D102
C1050
R114
LM2904
DNP 10.K
U102
4
5
R111
7
1.K
6 8
R113
10.K
C1055
FILT_SW_B+_PA
C1056
1n
1n
C1073
1n
DNP
R110 R112
R115
1.K
100.K
10.K
C1058
R116
1n 10.K
R104
120.
C1003
470.0p width 2.032
L116
7.5
18.0n
DNP
C1005 C1004 C1008 C1009 C1007 C1021 C1013
150.p 150.p 100.p 100.p 120.00p 10.p 56.p
D105
R160
R5101
3.3K
IF111 100.
1
DET_VFWD
C1101
C1080
100.p
1n
3.3K
R161
D106
IF112
1
DET_VRVS
R163
R5102
C1079 3.3K
100.
1n
R145
22.K
1n
V_REF_OPAMP
DNP
R132
100.K
DNP
Final_cur_sense
R177
100.
Coupler
V_reverse
C1011
68.p
D104
V_forward DNP
C1018 C1023
16.00p 20.p
C1019
R103
13.p
120.
R118 R119
100.
100.
Place near both sides of PA shields
C1035
22n
R162
3.3K
V_reverse
D107
C1102
R120 R121
D108
100.p
100. 100.
1
R142
22.K
R135
43.K
R148
U103
22.K
4 13
MC3303
14
12
C1051
11
1n
M4
PLTD_HOLE3_5x7_0_TRIMMED
C1025 C1024
4.7p 4.7p
L112
L113 L111
48.0n
48.0n 48.0n
DNP
C1022 C1016 C1017
C1020
6.8p 12.p 33.p 22.p
L114
48.0n
PA_FILT_B+
R185
R108 L108
10.K
51.000 1.20u
D103
C1108
R107 68.p
51.000
VR102
C1010 C1006
5.6
100.p 150.p
Q106
R172
470.
Q103
R157
56.K
C1130 C1067
220.p 1n
U103
MC3303
R149
11
DNP
22.K
3
C1059 C1091
4 2
1n 1n
R151
R143
22.K
R156
10.K
L103
1.u
C1052
1n
VHF2 (146 174 MHz) 1
–
4-9
IF100
1
PA_CURRENT
DNP
C1095
220.p
CONTACTS FOR PA CLIP
Antenna Connector
J11-1
1
J11-2
2
L126
R150
J11-3
1.2u
10.K 3
J11-5
G2
J11-4
G1
IF101
1
RX
DNP
C1121
6.8p
IF102
TX_EN
C1077
1n
IF103
1
PWR_SET
FLT_9V
5.6K
PA's Temp. Sensor
RT100
47.0K
73D02968C63-0
SHEET 2 OF 8
25 W Transmitter (Sht 2 of 2)
–