93
SCHEMATIC DIAGRAM
NXR-710
X57-794 6/8, X58-507 (A,B/2) 1/1
AD
AC
AB
AA
Z
RXASSIST
RXVCOA/B
80C
RX_CV
50C
150C_2
SPSCLK0
/TXPCS
50C
33C
1
2
3
4
5
6
7
1 OUTPUT
2
V+
3
INPUT+
4
INPUT-
5
V-
C205
0.1u
1
2
C207
10u20
R211
33k
C200
2.2u35
R203
0
R208
0
R201
10k
C206
33p
R204
220k
1
oUT
A
2
IN-A
3
IN+A
4
VSS
5
IN+B
6
IN-B
7
oUTB
8
VDD
C211
1000p
R207
39k
R206
330k
C247
1000p
R247
18
R205
1k
R215
1k
C209
1000p
C203
1000p
R248
18
1
2
3
4
5
6
7
8
C204
100p
C208
10u20
C202
10p
R217
0
R214
0
CN201
C212
0.01u
R212
390k
R209
1k
R216
1k
L213
C210
10u35
R200
22k
R213
10M
R202
10k
CN200
R210
120k
C201
2.2u35
R220
100
C361
1000p
C333
0.01u
C376
1000p
C368
15p
C332
10p
C303
10u20
R364
270
C372
8p
L306
L351
10u
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
1
2
3
4
5
6
25
C306
10p
C318
100p
R313
10k
C331
1000p
D352
1SV325F
C309
0.01u
R370
220
R377
0
L358
50n
C370
8p
R310
1k
R314
4.7k
L356
10u
D355
1SV282-F
C365
5p
L363
10u
L350
10u
R350
470k
C371
8p
L309
39n
CN303
1
2
3
4
5
6
7
8
D359
1SV282-F
C378
10p
L355
10u
C328
18p
R315
100
R311
10
C359
0.01u
R358
0
R301
390
C354
1000p
C363
22p
L300
C326
100p
R331
0
C300
0.047u35
D353
1SV325F
L354
10u
R322
8.2
C320
100p
R324
8.2
C362
33p
R320
22k
C307
0.1u35
L313
L361
10u
R317
100
C315
100p
C330
4p(B)
C317
0.01u
C312
18p
R365
47
R307
47
R333
0
C335
100p
C311
1000p
R316
10
C379
0.1u
L364
82n
C358
0.01u
C381
3p
R304
4.7k
R302
150
D358
1SV282-F
L360
10u
R352
0
Q351
SSM6L05FU-F
L352
10u
R372
0
D361
1SV282-F
CN350
1
2
3
4
5
6
7
R379
0
C380
3p
L303
1.2u
R369
10k
C321
100p
D360
1SV282-F
C374
1p
L310
C313
100p
R308
10
L312
C356
1000p
R351
470k
R363
270
MCH3914(8)-H
Q352
C373
8p
L362
10u
C355
1000p
L305
R357
0
L353
10u
R368
47k
C324
100p
C322
100p
R303
0
2SC5636
Q354
C357
1000p
C329 1000p
L359
50n
R367
33
R362
33
R319
330
C367
1000p
R327
0
C375
1p
R354
470k
R306
10
MCH3914(8)-H
Q353
D357
1SV282-F
C353
100p
2SC5636
Q300
Q350
SSM6L05FU-F
C369
12p
R305
0
L314
6.8n
R323
150
L357
10u
L315
27n
C316
100p
C308
0.01u
CN351
1
2
C310
0.01u
R321
10k
C323
3p(B)
C366
1000p
C304
10p
C364
7p
C377
1000p
R366
47
R361
33
R312
33
C314
1u25
C352
100p
L307
6.8n
C360
1000p
L212
R251
10k
C246
0.01u
1
G
2
INA
3
GND
4
oUTY
5
VCC
R250
0
R325
0
R374
0
L365
L366
RX_CV
RX_AST
GND
NC
VCO B
NC
RXVCOA/B
Vo
RX_CV
VCO A
80C_2
RXASSIST
GND
GND
NC
NC
RX_CV
80C_2
RXASSIST
RXVCOA/B
FIN
33C
/RXPCS_TR
50C
SPSD0
REF
LDR
SPSCLK0
Vo
GND
RX_CV
SUB UNIT (RX VCO/PLL) (X58-5070-10) (B/2)
80C_2
BUFFER AMP
DC SW
DC SW
VT1 -->
VT2 -->
VT1 -->
VT2 -->
19.2MHz -->
19.2MHz -->
19.2MHz -->
SUB UNIT (RX VCO/PLL) (X58-5070-10) (A/2)
BUFFER AMP
19.2MHz -->
IC300
SKY72300-362
PLL
NC
/OSC_AC_GND
OSC
OSCout
VCC_SOC
GND_OSC
LD/PS2
VCCcp2
CPout2
/Fvco
Fvco
VCCcp2
VCC_digital
Data
/CS
Clock
Mod_in
Max_out
VCC
Fin
/Fin
LD/PS1
VCCcp1
CPout1
GND
IC200
TC75W51FK(F)
OP AMP
2SC5383-T111
Q201
DC SW
2SC5383-T111
Q200
DC SW
RX ASSIST
IC201
LMC7101BIM5
OP AMP
D200
DA221
DC SW
IC203
TC7SH126FU-F
BUFFER
SPSD0
REF
33C
FIN
/RXPCS_TR
LDR
SPSCLK0
50C
VCO OSC
Q352
VCO OSC
Q353
FREQUENCY
CONTROL
D352,355,358,359
D353,357,360,361
FREQUENCY CONTROL
VCOA:3.3V
VCOB:0V
3V
VCOA:6.94V
VCOB:0V
VCOA:0V
VCOB:6.94V
7.09V
3.24V
3.27V
3.29V
5.07V
3.24V
4.94V
3V
14.50V
13.87V
14.46V
5.07V
7.93V
7.17V
7.85V
5.07V
3.27V
TX-RX UNIT (X57-7940-10)