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A
NXR-901
1
2
3
4
RX UNIT
X55-312
-CN44
5
TX UNIT
X56-315 (A/3)
-CN801
CONTROL UNIT1
X53-413
-CN4
6
FINAL UNIT
(FUSE SECTION)
(X45-3870-11) (B/4)
CN25
CN23
CN4
DC
CN26
CN24
7
112
X45-387 (A/4) 1/2, X45-387 (B,C/4) 1/1
B
SCHEMATIC DIAGRAM
FINAL UNIT (X45-3870-11) (A/4)
VARIABLE ATTENUATOR
1
CoNTROL_CURRENT1
CoNTROL_CURRENT2
2
GND1
16dBm
3
CN1
GND2
R2
C194
RF IN
4
RFIN
0
47p
FINAL UNIT
(DC SECTION)
(X45-3870-11) (C/4)
CN29
B
CN2
C90 47p
C86 0.01u
CN15
1
C83 47p
2
C80 0.01u
3
B
CN12
1
CN30
E
CN21
C72 47p
2
C70 0.01u
3
CN11
1
2
C61 47p
3
C59 0.01u
4
C188
47u35
D5
DSM3MA1-RPB
D4
CN27
Z5W27V
D4,5
A
SURGE PROTECTION
CN28
C
R163
1.2k
C202
47p
C198
0.01u
8
7
GND4
6
GND3
C195
R145
5
RFoUT
47p
0
IC20
T
: 5.03V
AV111-12LF
R
: 0V
Q501
2SA1832F
C506
47p
R506
10k
C505
0.1u
L1
CURRENT SENSE
R123
10k
IC1
LTC6101BIS5-F
CURRENT
MONITOR
T-H
: 0.79V
L
: 0.68V
PA
R
: 0V
CURR
R9
R102
100
470
F1
2.5A
F53-0324-15
VOLTAGE REGULATOR
IC17
KIA7805API
1
3
5V
IN
oUT
VOLTAGE REGULATOR
IC18
KIA7808API
1
3
8V
IN
oUT
VOLTAGE REGULATOR
IC11
NJM78M05DL1AZB
5V
1
3
IN
oUT
VOLTAGE REGULATOR
IC12
KIA7805API
5V
1
3
IN
oUT
D
E
RF POWER AMP
IC21
ADL5604ACPZ
MICROSTRIPLINE
C302
1
RFIN1
RFoUT4
1p
2
RFIN2
RFoUT3
3
VBIAS
RFoUT2
4
VCC2
RFoUT1
T
: 5.03V
R
: 0V
Q15
2SJ506-E(S)
Q2,15,22
DC SWITCH
T
: 4.84V
R
: 0V
ANT SW
Q22
SSM3K15TE(F)
R20
22k
Q2
SSM3K15TE(F)
T-H
: 1.60V
L
: 2.70V
R
: 3.07V
R151
0
OP AMP
R17 10k
IC2
C64
R21 10k
NJM2904E-ZB
47p
C200
1
8
R28 820k
AoUT
V-
0.01u
C327
2
7
A-IN
BoUT
0.033u
R207
3
6
A+IN
B-IN
4
5
GND
B+IN
R142
0
R165
470k
PWR CONT
SURGE PROTECTION
D6
C170 47p
1SS355
C38
10u25
Q3
C40
SSM3J01F
0.01u
Q3,14
C39
DC SWITCH
FAN ON
: 5.07V
47p
OFF
: 0V
Q14
SSM3K15TE(F)
M
12
11
10
9
ANT_SW
TEMP_PRT
FWD_PWR
47k
5V
PWR_CONT
PA_CURR
B
FAN_CONT
CN8
FAN 1
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