Motorola GP344 Detailed Service Manual page 386

3-30
C109
L106
100pF
7.66nH
G
TX_OUT
C111
13.0pF
UHF2 Transmitter Schematic Diagram
8416243H04
E101
R102
BEAD
0.1
L107
C123
33.47nH
10uF
C172
0.1uF
1
Microstrip Microstrip
Q110
R172
100
R175
Microstrip
2
3.0
C181
C112 C113 3
36pF 15pF NU
R176
L117
22.0nH
3.0
H101
HEATSINK
1
POS
SH101
SHIELD
1
PA SHIELD
C119
R174
100pF
NU
(Use 82K with new PA)
C114
100pF
R106
10
L108 R191
C121
4.22nH 0 100pF
C118
100pF
C180 L160
C115 C116 C117 C120
NU 27pF 11pF 10pF 16pF
NU
TX_INJ
C151 C150
R107
100pF .022uF
TX_INJ_1
NU
C295
100pF
R161
R111
20
R110 R112 C125
300 300 100pF
R104
47K
L113
5.6nH
R120
C127
43K
C169
1000pF
2pF
C171
R173 R171
100pF
180K 43K
R109
200K
L115
390nH
UNSWB+
C160 L112
390nH
56pF
C130
C128
100pF
.022uF
R108
5.6K
C152
.022uF
6
EP
200
17
GND4
13
U101 GND3
12
30C65
GND2
5
CLK
GND1
C161 4
0.1uF
DATA
C165
100pF CSX
C122
100pF
L114 C174
100pF
390nH
R133
G
UNSWB+
NU
C129
6.8pF
C166
R132
100pF C131
100K
.022uF
1
RFIN VAR3
2
T1 RX
3
CI NA
4
INT RS
U102
5
CJ H99S-4 VAR1
6
C133
VL VLIM
1000pF
7
CL VAR2
8
C135
GND1 V5EXT
.022uF
R136 C134
1MEG 3300pF
C138 C126
100pF 0.1uF
UHF2 PCB and Schematic Diagrams (EPP)
ANT_BIAS
UNSWB+
CR103
1 3
2
Q111
4 3
C105 C132
100pF 100pF
2
6 1
G
TX_BIAS
24
23
22
21
G
RESET
20
C110
19
100pF
18
17
G
5V
C170
100pF
CR105
C173
LM50
.022uF
R130
10K
2
VOUT
R131
3 18K
GND