Motorola Radius CM300 User Manual

VHF 25–45 W Band 2 PCB 8486487Z04 / Schematics 4-39
1%
Smart Fuse Circuit
AUDIO
spacer for TO-22
0
SOURCE
Volume
SOURCE
9.3V
Place near uP
Audio
9.3V
Indirect
On/Off for ATE
1%
POWER SUPPLY
DNP
DNP
C5067
.022uF
1000pF
C5085
Q500
R5062
10K
.022uF
C5086
13K
R5050
C5104
10uF
R5074
1K
GND
3
ON_OF
F
2
VI
N
4
VOUT
5
U501
LM2941T
ADJ
1
VR501
5.1V
1K
R5001
Q504
R5049
15K
Q503
R5071
2.2K
IF500
1
33K
R5038
L500
35U02
1
TP555
TEST_POINT
C5060
0.1uF
24V
VR500
33K
R5030
D3_3V
6
5
4
2
SWITCH
S501
0
50.K
3
LO W
1
HIGH
3.3V
VR503
220pF
C5094
220pF
C1125
220pF
C5095
FILT_SW_B+
C5001
10uF
D511
C5000
1000pF
0.1uF
C5063
24K
R5048
M6
C1128
220pF
100K
0.1uF
R5028
C5037
C1085
1000pF
100
R5079
0.1uF
C5038
100pF
C5083
47K
R5035
220pF
C1113
Q502
1000pF
C1097
L120
35U02
FILT_B +
C5110
1000pF
150K
R5020
C5062
0.1uF
C1124
220pF
R5081
6.34K
C1087
FILT_B
+
1000pF
C1098
1000pF
100K
R5029
220pF
C1123
C1122
220pF
C5061
0.1uF
100pF
C5084
10K
R5069
Q505
R5037
10K
C5119
10uF
220pF
C1034
1K
R5073
TEST_POINT
TP556
1
220p
F
C509
2
R5000
0
D500
TEST_POINT
TP500
1
Q506
220pF
C5096
R5082
51K
C5005
100uF
C5015
0.1uF
D3_3V
R5039
100K
C1114
220pF
47K
R5036
1
IF502
1
IF503
IF501
1MEG
R5085
R5089
1MEG
0.1uF
C5035
VR504
3.3V
9V
1000pF
C5074
R5031
62K
D513
D502
1000pF
C5111
U514
FILT_B
+
R5083
270K
1000pF
C1088
100uF
C1127
FILT_SW_B+
ONOFF_SENSE
9V
B+
COMP_B+
POST_LIMITER_FLAT_TX_AUDIO_RETURN_OPT_BR
DC_POWER_ON
BATT_SENSE
FLAT_TX_AUDIO_INPUT_ACCESS_CONN
VOL_INDIRECT
IGNITION
EMERGENCY_SENSE
DNP
DNP
DNP
3.3v Digital REGULATOR
SOURCE
5V TO LVFRACN
For mid_band
3.3V RF REGULATOR
DNP
SOURCE
SOURCE
5V RF Regulator
3.3V to IFIC, ASFI
DNP
DNP
3.3v digital
DNP
C5069
1000pF
47uF
C500
7
FILT_B
+
24K
R5103
C5040
0.1uF
0.1uF
C5039
1uF
C5043
0.1uF
C5018
0.1uF
C5016
D3_3V
2.2uF
C5041
C5070
1000pF
47uF
C512
0
C5065
1000pF
5V
D501
C5066
1000pF
3V
10uF
C5006
C5068
1000pF
R5002
0
10uF
C5008
3.9V
VR502
TAP
3
ERROR
7
2
FEEDBACK
GND1
1
9
GND2
4
INPUT
5
OUTPUT
6
SENSE
8
SHUTDOWN
LP2986ILDX
U510
MC33269D
1
GND
3
IN
2
OUT
3
SHUTDOWN
U508
U503
6
5V_TAP
5
ERROR
7
FEEDBACK
4
GND
8
INPUT
1
OUTPUT
2
SENSE
LP2951C
1uF
C5042
C5017
0.1uF
C5064
1000pF
D3_3V
VSTBY
5V_C H
RESET
EMERGENCY_ACCES_CONN
DNP
DNP
DNP
DNP
DNP
DNP
0
R5098
R5100
1MEG
24K
R5095
2
3
1
8
4
LM2904
U500-1
5V
10K
R5096
10K
R5092
6.8pF
C5115
C5113
220pF
5V
1uF
C511
4
C5116
220pF
R5094
1MEG
0
R5097
NU
16pF
C5117
LM2904
U500-2
6
5
7
8
4
0.1uF
C5118
10K
R5093
R5099
100K
DEMOD
DISC
VHF 2 (146–174 MHz) 25–45 W DC and Audio Circuits (Sht 1 of 2)

Motorola Radius CM300 Specifications

General

Brand	Motorola
Model	Radius CM300
Category	Radio
Language	English