Vhf 1 (136-162 Mhz) 25-45 W Dc And Audio Circuits (Sht 2 Of 2) - Motorola Radius CM200 Service Manual
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- Basic service manual (70 pages) ,
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- Service manual (352 pages)
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VHF 25–45 W Band 1 PCB 8486487Z03 / Schematics
POST_LIMITER_FLAT_TX_AUDIO_RETURN_OPT_BRD
C5101
1000pF
FLAT_TX_AUDIO_INPUT_ACCESS_CONN
DETECTOR_AUDIO_SEND_OPT_BRD
UNMUTED_RX_AUDIO_SEND_OPT_BRD
RX_AUDIO_RETURN_OPT_BRD
TX_AUDIO_SEND_OPT_BRD
TX_AUDIO_RETURN_OPT_BRD
DISC
IF504
PA_BIAS
1
C1093
R
220pF
NU
1000pF
9V
R5078
100
R5077
300
C5009
R5076
C5010
10uF
510
10uF
R5054
EXTERNAL_MIC_AUDIO
10K
_ACCESS_CONN
R5070
R5075
510
DNP IN MARLIN
C5102
VS_MIC
VS_AUDIO_SEL
MIC_AUDIO_CH
C5071
1000pF
C5056
R5024
100K
4.7uF
C5055
R5023
100K
4.7uF
R5025
100K
3V
3V
R5044
R5063
R5064
24K
8.2K
8.2K
DNP
DNP
C5054
0.1uF
C5053
0.1uF
R5043
24K
R5040
30K
C5052
0.1uF
C5051
0.1uF
R5042
24K
C5050
0.1uF
3V
C5022
0.1uF
IF505
IF506
C1094
PWR_SET
VOX
C1131
C1090
NU
220pF
220pF
NU
3V
NU
C5014
C5023
C5028
C5013
0.1uF
2.2uF
0.1uF
1.0uF
C5020
DNP
C5019
R5052
0.1uF
10K
C5059
0.1uF
.022uF
VAG=4.5v
VAG
R5053
C5011
10K
DC_POWER_ON
10uF
BW_SEL
CH_ACT
C5047
SQ_DET
3V
0.1uF
LSIO
C5046
HSIO
2.2K
R5084
0.1uF
ASFIC_CS
0
C5103
SPI_CLK
SPI_MOS I
0.1uF
2
F1200
R5047
VPOS
4 NC
0
C5091
uP_CLK
82pF
5
COM
R5026
6
IN
1
NO
33K
0.1uF
GND
3
8
U515
6
R5014
7
USE NLAS4599
5
MAX4599EXT
0
U507-2
4
LM2904
C5077
1000pF
C5045
1uF
C5090
9V
82pF
R5046
24K
C5081
C5033
1000pF
0.1uF
U506-1
LM2904
R5067
6.2K
DNP
3V
C5057
4.7uF
R5034 36K
R5080
10
R5032
C5012
4.7uF
FLAT_OR_DEEMPH_RX_AUD_SEL
1
36
VDDA
TXRTN
2
35
DISC
GCB3
3V
3V
5V
3
34
GNDA
CLK168
4
33
DACU
VDDD
R5010
5
32
DACR
VDDCP
31
6
U504
DACG
0
GNDD
7
30
VOX
30C53
R5011
GNDDO
29
8
PLCAP
F1200
9
3V
28
SQI N
DNP
SY N
0
27
10
UIO
VDDSY N
C5034
11
26
VDDDAC
NC
12
25
PLCAP 2
R5088
SQCAP
0.1uF
0
DNP
C5058
R5058
DNP
10K
0.1uF
3V
R5060
C5036
10K
R5061
C5025
10K
C5024
0.1uF
0.1uF
0.1uF
R5008
R5033
3V
47K
0
AUDIO_PA_EN
R5072
4.7K
R5027
270K
3V
C5089
82pF
R5068
R5022
6.2K
DNP
100K
R5056
10K
U506-2
LM2904
8
6
R5045
7
8
5
2
33K
1
4
C5032
3
4
0.1uF
R5057
C5078
3V
10K
1000pF
C5088
82pF
R5009
C5027
0
0.1uF
R5021
U509
MC14053B
16
100K
6
VCC
EN
12
C5044
X0
8
14
6
47K
X
13
11
X1
A
2
4.7uF
5
Y0
VAG
Y 15
4
1
10
Y1
B
5
Z0
4
Z
U505-2
3
9
Z1
C
LM2904
GND
VEE
8
7
FLAT_TX_AUDIO_MUTE
C5048
R5055
2
3V
10K
3
0.1uF
VAG
C5075
1000pF
DNP
C5031
C5082
C5076
R5059
10K
DNP
0.1uF
1000pF
1000pF
B+
2
8
C5049
R5013
1
U502
3
TDA1519C
0
4
0.1uF
DNP
U507-1
LM2904
9
IN V
1
NINV
3
RR
8
M_SS
FILT_SW_B+
C5002
47uF
R5051
12K
Q501
VHF 1 (136–162 MHz) 25–45 W DC and Audio Circuits (Sht 2 of 2)
4-15
9V
C5030
C5079
0.1uF
1000pF
C5003
R5086
7
47uF
RX_AUDIO_OUTPUT
560
_ACCESS_CONN
R5065
6.2K
R5087
100K
16.8MHz
MOD_OUT
C5087
120pF
R5019
200K
8
1
HANDSET_RX_AUDIO_CH
4
R5066
U505-1
1K
LM2904
C5080
C5021
0.1uF
1000pF
7
L501
35U02
OUT1 4
SPKR+
6
OUT 2
SPKR -
L502
35U02
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