8-2 RX FRONT END
LNA_ON
RX_IN
RX3_FE
RX2_FE
RX1_FE
R339
10K
R263
100K
+12V
R80
330R
R81
330R
R377
1K
R254
47R
C158
27pF
C194
3p9
R117
47R
C195
3p9
R118
47R
R244
22K
R184
15K
+3V3
+5V
TP50
R340
10K
TP51
TP2
C290
1n
R186
18R
C328
1n
L29
82nH
R115
47R
L30
82nH
L31
82nH
C192
3p9
IC8
LM2931
1
OUT
2
GND
3
GND
4
ADJ
5 ON/OFF
6 GND
7 GND
8 IN
TP60
TP61
R243
22K
TP3
L110
39nH
C434
1n
TP264
C437
1n
C325
6p8
R148
4R7
R147
4R7
TP52
TP53
R245
27K
R172
120K
R185
3K3
TP57
R153
2K2
C381
1n
R152
5K6
C326
6p8
C436
15p
IC7
LM2931
1
OUT
2
GND
3
GND
4
ADJ
5 ON/OFF
6 GND
7 GND
8 IN
TP54
R242
22K
TP55
C382
1n
R34
680R
TP58
L101
150nH
C336
1n
C279
100n
R127
100R
R1
100R
R262
0R
C337
1n
L112
39nH
C173
15p
L35
100nH
TP56
TP59
C376
2p2
F7
MA04627
0V
1
3
4
5
6
8
9
10
7
2
TR24
BC858B
2
1
3
TR42
BC846B
2
3
1
C90
10/16(T)
C6
22/16(T)
TR23
BC858B
3
1
2
C7
22/16(T)
C91
10/16(T)
TR5
BFG135A
E1
C
B
E2
NF
NF
-3dB ATTENUATOR
3 WAY SPLITTER
+9V LNA SUPPLY
NF
A
A
B
B
C
C
D
D
1
1
2
2
3
3
4
4
Summary of Contents for SI-30
Page 1: ...SERVICE MANUAL MODEL SI 30 Universal Automatic Identification Systrm...
Page 12: ...Picture 3 Transponder Application screen Picture 4 Transponder FPGA upload screen...
Page 26: ...4 Equipment photos 4 1 MKD front 4 2 MKD internal A 106...
Page 27: ...4 3 MKD inside the back of the 4 4 MKD back of the...
Page 28: ...4 5 TRANSPONDER top 4 6 TRANSPONDER front...
Page 29: ...4 7 TRANSPONDER internal V 889 CPU...
Page 31: ......
