Motorola GP series Detailed Service Manual

3-14 UHF PCB 8480450Z03 Schematics
TX_OUT
C109
100pF
7.66nH
L106
UNSWB+
10uF
C123
BEAD
E101
13pF
C111 C112
47pF
10pF
C113
Q110
1
2
3
0.075
R102
L107
33.47nH
100pF
C172
POS
1
HEATSINK
H101
Microstrip Microstrip
Microstrip
200
R172
R103
43
4.22nH
L108
10
R106
C118
100pF
15pF
C115
100pF
C114
11.03nH
L109
C117
30pF
33pF
C116
UNSWB+
L112
390nH
100pF
C160
100pF
C121
L160
15.0nH
R108
5.6K
C152
.022uF
TX_INJ
10pF
C120
100pF
C130
C128
.022uF
TX_INJ_1
R110
300
47K
R104
R111
20
R112
300
R107
C151
100pF
C150
.022uF
NU
C125
100pF
100pF
C295
200
R161
2
VG1
3
VG2
6
RFOUT1
7
RFOUT2
C161
0.1uF
U101
09Z67
VCNTRL
14
VD1
8
NC1
9
NC2
10
NC3
15
NC4
16
RFIN
1
11
G2
GND4
4
GND1
5
GND2
12
GND3
13
390nH
L114
100pF
C165
5.6nH
L113
5.6pF
C169
C166
100pF
C131
.022uF
UNSWB+
270K
R132
1000pF
C127
7.5pF
C129
390nH
L115
R109
200K
C133
1000pF
3300pF
C134 C135
.022uF
CLK
DATA
UNSWB+
CSX
UNSWB+
ANT_BIAS
Q111
R133
NU
6
4
2
1
3
TX_BIAS
47K
47K
4.7K
10K
100pF
C132
100pF
C174
100pF
C105
100pF
C122
VL
6
T1
2
INT
4
1
RFIN
CL
7
GND1
8
CI
3
CJ
5
TEMP
30 31
RSET
CLK
26
DATA
28
GND2
25
ANO
32
BPOS
27
CEX
29
VLIM
19
17
V5EXT
20
VAR1
18
VAR2
24
VAR3
22
NA
RS
21
RX
23
U102
H99S-4
VG
15
V10
14
V45
16
Q
11
QX
10
CQ
12
CQX
13
F168
9
0.1uF
C126
100pF
C138
5V
CR105
GND
3
1
POS
2
VOUT
LM50
R130
10K
18K
R131
.022uF
C173
C170
100pF
C110
100pF
RESET
SHIELD
SH101
1
PA SHIELD
C119
100pF
43K
R120
100pF
C171
R173
180K
43K
R171
-3dBm (Tx)@403.355MHz
-2dBm (Tx)@469.985MHz
(disconnect C125 from
pin 16 of U101)
7.323V
7.386V
0.432V
ZMY0130018-E
UHF (403-470 MHz) Transmitter

Motorola GP series Specifications

General

Operating Temperature	-30°C to +60°C
Frequency Range	136-174 MHz
Number of Channels	16
Channel Spacing	12.5 kHz / 25 kHz
Battery Life	8 hours (with standard battery)
Operating Voltage	7.5V DC
Ingress Protection	IP54
MIL-STD	810 C, D, E, F