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Motorola MOSCAD-M RTU Hardware Manual page 48

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Table of Contents
MOSCAD-M Main Board
FCN6088A
V_Radio
R1429
51K
R1427
51K
Q116
R1428
51K
Radio_GND
V_Radio
R1420
51K
R1418
51K
Q113
AGC_ON_B
R1419
51K
Radio_GND
V_Radio
R1423
51K
R1421
51K
Q114
RXAB_RSSI
R1422
51K
Radio_GND
V_Radio
R1426
51K
R1424
51K
Q115
TX_ATTENB
R1425
51K
Radio_GND
TXA
Tx_ext+
R798
Tx_ext_float
0.
C366
R751
R786
3.9K
220.n
56.
Q98
Tx_FLOAT
Radio_GND
Name
DPSKB_COS
AGC_ON_B
RXAB_RSSI
V_Radio
C483
TX_ATENNB
10.n
Tx_float
U41
MC14053B
Radio_GND
6
EN
12
X0
COS_filtered_RX
14
RX
X
11
13
A
X1
DPSK_filtered_RX
2
Y0
RXA_connector
15
RXA
Y
10
1
Analog_AGC_out
B
Y1
5
Z0
RSSI
4
Radio_CM
Z
9
3
C
Z1
Ext_CM
Radio_GND
V_Radio
C484
10.n
U42
16
MC14053B
Radio_GND
6
VCC
EN
12
X0
Tx_ext+
14
TXA_connector
X
11
13
A
X1
Tx_ext_float
2
Y0
15
Y
10
1
B
Y1
5
Z0
4
Z
9
3
C
Z1
Radio_GND
R797
0.
Tx_ext-
0
1
DPSK
COS
AGC_DIS
AGC_EN
RX line to CM
RSSI to CM
ATTEN ON for GP320
ATTEN OFF Tx ext for PTT
GND discon PTTon Tx
RX mode
Analog_AGC_out
C361
R750
4.7K
330n
D66
U1
4
2
LM2902
1
A1
3
R733
11
100.K
U1
LM2902
4
9
8
A3
10
11
R717
D67
511
R705
R710
10.K
5.36K
Radio_GND
Radio_GND
gen_radio_interface
V_Radio
C428
100.n
C612
1U
Radio_GND
U1
4
LM2902
7
Ext_CM
A2
11
Radio_GND
C409
100.p
R754
R719
3.K
470.K
R737
R839
47.K
C337
10.K
100.u
U1
4
13
LM2902
14
p
p -
V
1
A4
12
11
CR26
R738
DIODE_MMBD914T
43.000K
Radio_GND
5V
R837
10.K
R799
C412
NC
1UF
C338
Radio_GND
100.u
CR25
DIODE_MMBD914T
Radio_GND
5V
R734
75.000K
6
5
C414
100.p
R741
51K
R838
100K
Radio_GND
C365
220.n
2.3.3
Radio_GND
C373
10.n
RXA_connector
R746
100K
R748
4.7K
Radio_GND
R749
4.7K
73D02962C89-O
SHEET 11 OF 23

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