97
SCHEMATIC DIAGRAM
NX-320
X57-805 8/8
Note : The components marked with a dot (
•
) are parts of layer 1.
7
6
5
4
3
2
1
AX
AW
AV
AU
AT
R:0V
T:4.95V
R:1.95V
T:0V
R:0.83V
T:0V
R:4.82V
T:0V
R:4.87V
T:0V
7.49V
R:4.87V
T:0V
R:4.86V
T:0V
TV2
TV1
IF_DET
/APCSW
T
0
5
T
0
5
50R
R317
1k
L 2 1 0
I N
o U T
D106
RN142S
R 1 3 2
0
D105
RN142S
C161
L118
C181
470p
C182
0.1u
R160
0
R169
100k
C178
47p
R129
270
R 1 6 6
0
R 1 6 7
2 . 2 k
R165
56k
C169
0.1u
R159
470k
R 1 5 7
1 5 0 k
R 1 6 4
1 0 0 k
C179
10p
S S M 3 K 1 5 T E ( F )
Q 1 0 7
R155
0.39
Q 1 0 6
R T 1 N 4 4 1 U - T 1 1 1
R152
10k
R 1 6 2
1 0 k
R153
0.39
S S M 3 K 1 5 T E ( F )
Q 1 0 9
C177
470p
R158
0
C168
1000p
R161
470k
C150
470p
R168
82k
R 1 5 0
1 k
R154
0.39
R 1 5 6
1 5 0 k
C180
470p
R130
270
I C 1 0 1
T A 7 5 W 0 1 F U F
1 o U T 1
2 I N 1 -
3 I N 1 +
4 V E E
5
I N 2 +
6
I N 2 -
7
o U T - B
8
V C C
C244
470p
L211
220n
C232
0.5p
R221
10k
R236
R 2 1 3
1 0 0 k
C 2 5 1
1 . 5 p
C235
470p
C247
2p
C227
470p
C 2 6 0
R226
150
C259
C229
C224
2p
L212
3 S K 3 1 8
Q 2 0 2
D204
1SV305F
C 2 4 6
4 7 0 p
R220
1M
R231
100k
D202
1SV305F
C242
0.1u
C233
0.01u
C249
C240
470p
C225
R212
1M
C236
1u
R217
100k
D203
1SV305F
R234
100k
D206
1SV305F
R232
68k
C 2 2 8
R 2 3 5
0
R216
56k
R224
10k
L213
68n
C258
R227
220k
R228
100k
R237
100k
R 2 2 5
6 8
I C 2 0 1
T C 7 5 W 5 1 F K ( F )
1
2
3
4 V S S
5
6
7
8
V D D
S S M 3 J 0 5 F U - F
Q 1 0 8
R131
82k
C141
C148
L109
C 1 5 3
C 1 4 9
R D 0 7 M U S 2 B T 1 1 2
Q 1 0 4
C158
C125
150p
C156
L108
D 1 0 3
H V C 1 3 1
C160
C13
8
L 1 1 5
4T
C127
150p
C 1 5 7
C 1 5 1
1 0 0 p
C129
0.01u
C128
0.1u
C144
C152
C154
L 1 1 4
4T
C13
1
D 1 0 2
H V C 1 3 1
C 1 5 5
3 p
L 1 1 6
4T
L117
220n
C135
C126
1u
R163
270k
-
-
+
+
s t r i p l i n e
APC SW
APC SW
APC SW
APC SW
FINAL AMP
ANT SW
D 1 0 2,103
ANT SW
D 1 0 5,106
OP AMP (APC)
RF AMP
BPF TUNE
D202,203
BPF TUNE
D204,206
DC AMP (BPF)
50T
50R
+B
50R
C335
0.1u
R 3 2 1
1 k
C F 2
C 3 2 0
0 . 1 u
R 3 5 4
0
R 3 0 4
0
C261
APC
5
APC SW
L 1 1 9
C 1 64
C163
R 1 2 8
0
C13
6
C 2 37
0 . 1 u
L214
D207
1SV305F
R238
100k
C22
1
470p
100k
C256
C 2 2 6
1 p
L20
8
8.2n
1 . 5 p
C230
L20
9
8.2n
8.2n
C225
470p
R 2 3 3
0
4 7 0 p
C 2 1 8
R22
9
100k
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
L118
K,K2,K3
X57-8050-XX
-10
-11 K4,K5,K6,E,E2,E3
C148
L119 L214 R132
C149 C152 C153 C154
C157 C158 C160 C161 C163 C164
C261
NO
NO
NO
8.2n
6.8n
47n
39n
0
6p
5p
68p
47p 2.5p
3p
2p
1p
3.5p
1.5p
1p
2.5p
5p
4p
3p
6p
4p
2p
3p
18p
C136
C135
C131
C138 C141 C144
C260
C259
C258
C256
C249
C230
39p
33p
47p
10p
6p
8p
2p
10p
22p
7p
8p
3p
4p
1p
18p
10p
NO
33p
C156
3.5p
9p
C225 C229
10p
22p
10p
20p
6p
7p
3p
4p
6p
7p
L34-4564-05
L34-4565-05
ANT
NO
NO
TX-RX UNIT (X57-8050-XX)