Kenwood NXR-901 Service Manual page 198

TX UNIT (X56-3150-11) (A/3)
R801
D2-5
0 CN110 CN114 CN118
CN116
CN104 CN108 CN112 CN120 FREQUENCY CONTROL
D3
R27
E23-1280-05 L5 1SV283F
0 C50
1u
R26 68k
CN115 CN119
IC6
CN109 CN113 CN117 LMC7101BIM5
D1
DA221
E23-1280-05 1 5
OUTPUT
V-
9V
2 V+
CV_ADJ2 3 4
INPUT+
INPUT-
R28
10M
OP AMP
VCO_MOD R4
0 D1
SPEED-UP DIODE
Vco
R18
C15 220
0.01u
CN101 OP AMP C16
CHK1.5B
IC3 470p
2.3V
CV LMC7101BIM5
R3 4 3 R12 R16
INPUT-
INPUT+
0 1M 1M
2
7.9V
V+
5 V- 1
OUTPUT
IC2 RF PLL
TC7WH126FU-F
5 4
SCLK1 A2 FRACTIONAL-N PLL IC
GND
6 3 IC5
Y1 Y2
SKY72310-362
3.3V R111 7 2
G2
A1
4.7k
8 1 R112
VCC G1
4.7k 3.3V
3.3V
C14
3-STATE BUFFER 19
VCCDIGITAL 12
470p
R10 20 GNDXTAL
DATA 11
R9 100 VCCXTAL
21
CS 10
10
R8 22 XTALoUT/NC
IC1 CLoCK 9 C27
100 XTALIN/oSC
TC7WH126FU-F 23
MoD_IN 8 0.01u
24 XTALACGND/oSC
5 4
SDo1 A2 GND MUX_oUT 7
6 3 25 NC
Y1 GND
Y2
3.3V R113 7 2
G2 A1
4.7k 8 1
VCC
G1
3.3V
3-STATE BUFFER
5V
R114
4.7k
440_EN
Q1,2
DC SWITCH
LDT 0V VOLTAGE REGULATOR
1.6V
Q1 C840
SSM3K15TE(F) Q2
47p
SSM3K15TE(F) C34
R6 0.01u
1k IC810
NJM2878F4-33
3.3V
5C2
C219
C247
0.01u
C220 0.1u
LPF8
470p IC205
D201
B30-2205-05 NJU6368PF1 C245
CN810 PLL INDICATOR R225 1 6 27p
FoUT
CHK1.0B VSS
100 L206
5V 2 5 C239 R262
VDD XT
270n
Q203 5V 3 4 C237 0.01u 0
LDT SSM3K15TE(F) XT
CoNT
0.1u
DC SWITCH
INTEGER-N
BUFFER AMP
PLL IC
19.2MHz MOD PLL
5V
IC204
ADF4001BRUZ 5V LPF7
C207
0.01u R226
9 DGND 8 C236 C238
REFIN
R213 1k 10 7 C217 100k 47p 18p
132_CE CE
AVDD
0.01u L204 L205 5V A-10
R214 1k 11 6 C218 C242
SCLK1 CLK C258 R259 C259
RFINA 330n 390n
R207 1k 12 5 C215 0.01u 68p 0.01u 220 0.01u Q206
DATA Q205
SDo1 RFINB 2SC4617(R)
0.01u 2SC4617(R)
R208 1k 13 4 1.7V 2.6V
132_EN LE 1.2V
AGND
14 3
MUXoUT 19.2MHz
5V CPGND
15 2
R210 DVDD
CP Q205 Q206
16 1 R223
100k VP RSET REFERENCE REFERENCE
4.7k
SIGNAL AMP SIGNAL AMP
C205
Q202 R237 R239 R242
2SA1832F
0.1u
L203 0 10k 0
0V
10u
Q201
SSM3K15TE(F)
C206 R258
Q201,202
0.01u 1M
DC SWITCH
5V
OP AMP
5C2
IC206
CN302
NJM2732V
CHK1.0B
MB 1 AoUTPUT 8
V+
R235 2 7
A-INPUT
100k BoUTPUT
3 6
A+INPUT
B-INPUT
4 5 C254
GND
B+INPUT 10p
C211 5C2
470p
CN301
C212 CN812 CHK1.0B
2.5V 5V
C249
0.1u MOD
100u
R249 C250
IC203 5V
MOD
NJM2732V 0 100u
R232
150k
1 AoUTPUT 8
V+
C210 2 7 C227
A-INPUT
10p BoUTPUT 120p
3 A+INPUT 6
B-INPUT
4 5
GND R250 10
VR_EN
B+INPUT
R251 10
SCLK0
OP AMP R252 10
SDo0
R253 100k
CN701
MO
CHK1.0B R246 100k
VCO_MOD
R247 100k
R248 100k
R203 5C2
2.2
IC202
IC201
S24CS02AFJTBG
BH2220FVM 5V
R202
1 8
CV-ADJ2 47k 1 AO1 8 A0 VCC
LD
2 7 R229 100k
2 7
5V AO2 CLK A1 WP
3 6 R230 4.7k
3 6 A2 SCL
AO3 DI
R231 4.7k
4 5 4 5
GND SDA
Vcc GND
Q204
SSM3K15TE(F)
EEPROM
DAC
R219
470k
DC SWITCH
C68 C69 C70
5p 4p 6p
Q4
2SK2539-7
C175 L11 C67 R57
6T
7p 9p 0.5p 47
RIPPLE
L49
C177 1.0V FILTER AMP
1u Q4 7.9V
8p Q7 9C
OSCILLATOR
VCO 2SC4116(BL)F
R68 9V
L10 22
L9
1u
7.9V
C56 R66
C65 C83
470p 1k
VCO
470p 470p
R38 R44 VCO
C82 C84
0 180k
D6 470p 470p
MODULATION CONTROL
7.9V
2dB
1.6V A-4
L22
C88 R64 C96
C79
18n
Q6 7p 12 470p
470p
2SC5108(Y)F
0.8V
L23
RF AMP
18n
5C2
C76
0.01u
C78
C77
BPF1 47p
47p
5V
L41 L40 2.7V 3dB
C47 C161 C160 C159 C158 R42 C72
3.9n 3.9n A-5
47p 2p 3p 2p 2p 0 3p Q5 L20 C86 R60
2SC5108(Y)F
6.8n 470p 18
2.0V
RF AMP
LPF6
C46 C58
18p 47p
5V C44 68p L13 L12
A-9 390n 330n
Q3
2SC4617(R)
1.1V
REFERENCE
SIGNAL AMP
5C4
BUFFER AMP
IC301
NJU6368PF1
6 1 R309 5.99MHz or 10MHz
VSS FoUT
C301
0.1u 100
5 2
XT VDD
C304 4 3
CoNT XT 5V Q301-305
0.1u
DC SWITCH
20.0MHz Q302
SSM3K15TE(F)
R305 Q303
REF_CV
oX_SCLK2
10
CN401 R307
IC302 oX_SDo2
CHK1.5B
LMC7101BIM5 10 R310
5V
PLL_19_EN
R301 1 5
OUTPUT 10
CVT-REF V-
0
C302 2 SSM3K15TE(F)
V+
0.01u 3 4
INPUT+ 0.3V
OSC-3 REF_LDT
C303 INPUT-
X201 MB_CV2
CN809
3.2V L77-3066-05 CN304 470p
CHK1.0B
R279 C271 CHK1.0B
C265 1.8k 0.01u 3 2 1.7V REF_LDT Q301
oUTPUT GND SSM3K15TE(F)
OP AMP
0.01u
5V
4 1
A-11 VCC VC
19.2MHz
WP
5C3
C260
470p
2.1V
IC208 OP AMP
C261
LMC7101BIM5
MB_CV1
0.01u
1 5
OUTPUT CN303 INT VCXO : 5V
CHK1.0B
V- OCXO or
2 R277 EXT Ref : 0V
5V V+ CVT_MOD
3 4 0
INPUT+
D401,402
INPUT-
REFERENCE
SIGNAL SWITCH
D402 LPF14
5C2 HSC277
C409
C255 L402 L403
C401 0.1u
0.1u D401 0.1u 47u 47u
A-18
HSC277
C256
470p
5.99MHz
Q401
2SC4617(R)
R255
REFERENCE
SIGNAL AMP
100k
DIGITAL POTENTIOMETER
IC207
M62364FP-F
1 24 R269 100k
VIN1 VIN8
2 23 R270 100k
VoUT1
VoUT8
3 22 R271 100k
VoUT2 VoUT7
4 21 R272 100k
VIN2
VIN7
5 20
VDD GND
6 19
LD
RESET
R274
7 18
CLK VDAREF
2.5V
8 17 100
DI
D0
9 16 R273 100k D501,502
VIN3 VIN6
SURGE
10 15 R266 100k
VoUT3 PROTECTION
VoUT6
11 14 R267 100k
VoUT4 VoUT5
12 13 R268 100k
VIN4 VIN5
10MHz
VOLTAGE
IC7 REGULATOR
NJM2386ADL3-09
V-2
13.8V
8T2
9V
T : 8V
R : 0V
T : 5.5V
R : 0V
RF AMP
Q8
L34
2SC5108(Y)F T : 1.5V
R : 0V C124 C125 L79-1953-05 C129
R83
8V 4p 0 47p 47p
C169 C171 C120 A-2
L25 L45 L46 2p 3p 9p L33
L39-1498-05 C110 R74 C111
L24
C99 Q10 T : 0.7V
T : 0.6V 10p 0 47p 3.9n 3.9n C170 C172 1.5n 2SC5337
10n R : 0V
470p R : 0V 3p 3p
No ATT
Q9
2SC5108(Y)F
RF AMP
No ATT
RF AMP
CHK1.0B
CN201
VS2
SHIFT
REGISTER
IC701
BU4094BCFV
8
VSS QS
R707 100k 7
Q4 Q'S
R708 100k 6
Q3 Q8
R703 100k 5
Q2 Q7
R705 100k
4
Q1 Q6
3
CLK Q5
2
DATA OE
1
STRB VDD
R706
470k
5C4
CN808
CHK1.5B
INTEGER-N PLL IC
REF_IN
20.0MHz PLL R321
IC303 100k
ADF4001BRUZ
LPF11
9 8 5V Q306
5V DGND C317 C320
REFIN
10 7 C312 REFERENCE
47p 18p 5V
CE AVDD A-17 SIGNAL AMP
0.01u L304 L305
11 6 C314 C323 1.1V
CLK
RFINA 330n 390n C330 20.0MHz
SSM3K15TE(F) C313 0.01u 68p Q306
12 5
DATA 2SC4617(R)
RFINB 0.01u 0.01u
13 4 0.5V
LE
AGND
L307
14 MUXoUT 3
X301 1u
CPGND
15 2 L77-3068-05
Q304 DVDD
CP 20.0MHz 5V
5V
16 1 R322
VP R324 R325 R327 R329 OSC-4
R316 RSET 1 VC 4
Q305 4.7k VCC
2SA1832F 0 0 0 10k A-16
100k
L301 R317 L303 C333 R337 C334
2 GND 3
oUTPUT
1u 10u
2.2 0.01u 1.8k 0.01u
3.1V
R319 R320
1M 1M
5C3
Q403,404
R411 5.99MHz
Q403
DC SWITCH DDS IC
SSM3K15TE(F) 100k
Q404 IC401
5V
SSM3J01F AD9835BRUZ
C420 C422 R419
0.1u 0.01u 16 1 3.9k
FSADJUST
LPF16
CoMP
C421 15 2
REFIN
INT VCXO : INT VCXO : AVDD C423
0.01u 0.01u R433 R434 R423
B : 1.6V B : 3.1V C418 R410 14 REFoUT 3
C : 5V C : 5V
IoUT 5V 0 0 100
E : 1.1V E : 2.5V 0.1u 100k 13 4
DVDD
OCXO or OCXO or
AGND 19.2MHz
EXT Ref : 0V EXT Ref : 0V 12 DGND 5
C419 PSEL0
CF401 A-19 11 6 R417
LPF15 0.1u MCLK Q405-407
L72-1019-05
C412 PSEL1 0
0.1u R406 L405 L406 C417 R408 Q402 10 SCLK 7 DC SWITCH
SSM3K15TE(F)
2SC4617(R) FSELECT
0 12u 12u 0.1u 470 9 8
SDATA
5.99MHz
FSYNC
Q406
SSM3K15TE(F)
REFERENCE
SIGNAL AMP
Q405
SSM3K15TE(F)
OP AMP 8V
C538 0.1u
DETECTOR
R537 560k
D505
HSM88AS-E
R516 3 4 R539
IN(-) oUT
100k 1k C555
2 8V
VEE
120p
1 5
IN(+) VCC L510
560n
REFERENCE
IC501 TA75S01F-F
SIGNAL AMP
LPF18
Q503 C526 R536 REFERENCE
C506 C509 RD01MUS1-T113 0.1u R519
150k SIGNAL AMP
10MHz
120p 47p 3dB
8V 8V A-22 2.7V 560 7.9V Q506
L502 L503 3SK294-FP 3.0V
C504 R503 C528 R534 C539
C553
560n 680n A-24
0.1u 18 0.5V 0.1u 12 82p 0.1u
1.4V
3.3V
L506
L39-1517-05 2dB
R511
8V
1
Q507
SSM3J01F
INT VCXO : 0V
OCXO or
EXT Ref : 8V
R510
100k
S-11
Q501
SSM3J01F
C522
C502
Q502 0.1u
OP AMP
SSM3K15TE(F)
0.1u R509 C546 0.1u
Q501,502 100k
R501 R550 560k
D504
DC SWITCH DETECTOR
HSM88AS-E DETECTOR
100k IC502
TA75S01F-F
D506
CN402 HSM88AS-E
CHK1.5B R530 3 4 R552
IN(-) oUT
INT VCXO : 0V 100k 1k
REF_LV 2
OCXO or VEE
EXT Ref : 5V 1 5 C547
IN(+) VCC
C517 0.1u
0.1u
R551
REFERENCE 150k
SIGNAL AMP
Q504
LPF17 RD01MUS1-T113 REFERENCE
SIGNAL AMP
C518 C519
D503
C541 R544 Q505
HSC277 120p 47p 3dB L507 A-20 A-21 3SK294-FP
0.1u 12 C620
L39-1517-05
L504 L505
D503,507 D507 C511 R523 82p
REFERENCE 560n 680n
HSC277 0.1u 18
SIGNAL SWITCH
10MHz
R525
1
INT VCXO : 0V
OCXO or EXT Ref :
G : 2.8V
S : 0.6V
D : 8V
10MHz
8T2
DC SWITCH
GND SPRING
S-1
Q14 CN130
SSM3J01F E23-1330-05
8T1 8T1 L39
10u
R107
T : 8V 470k
R : 0V Q13
CN811
SSM3K15TE(F)
TRG OUTPUT
C134 R96 R98
INDICATOR
3p 220 22
L38 C142 L50 L51
DC SWITCH
3.6n 47p 6.8n 6.8n
RF AMP
Q11 8V A-1 L52
C130 L35
R89 RD01MUS1-T113 VS1
0 10p 1.5n 10u
CN203
CHK1.0B
T : 0.1V D7
R : 0V
HSM88AS-E
T : 2.2V
R : 0V
DETECTOR
R95 C137
IC8 NJM2904E-ZB
12k 0.022u
5 4
B+IN GND
R97 6 3
B-IN A+IN
C133 470k 7 2
BoUT A-IN
1u
8 1
V- AoUT
CN202
CHK1.0B R92
D_PC 56k
T : 8V OP AMP
R : 0V
8AD_EN
SDo1 DAC
R721
SCLK1 2DA_EN
10
IC705
AD5312BRM
R713 1k 1 20
SCLK AGND4 10
L701 GND LDAC
R714 1k 2 19
9 DIN CoNT_5.0V
VDRIVE 1u R718 10 9
R715 1k R717 SDo1 DIN VDD
3 18
10 CS DoUT SDI1 R719 10 8
1k SCLK VREFB
VOLTAGE 4 17 SCLK1
11 5V AGND1
REFERENCE AGND3 R720 10 7
2DA_CE SYNC VREFA
5 16
12 AVDD1 VIN0 CVT 6
IC702 AD1582 6 15 PA_BIAS VoUTB VoUTA
AVDD2 PA_CURR
13 VIN1
3 1 7 14
14 VIN VoUT REFIN VIN2 FAN_CURR
PWR_CONT
2.5V 8 13
AGND2 FWD_PWR
15 VIN3
9 12
16 VIN7 VIN4 RFL_PWR
10 11
5V IC704
VIN6 VIN5
LM50BIM3/NOPB
5V
IC703 2 1
Vo +VS
AD7908BRU
ADC
TEMPERATURE SENSOR
FAN_CONT2
FAN_CONT
TEMP_RST
5C2
20.0MHz
L314
10u
LPF9
LPF10 C357 C359
C345 C347
18p 47p
18p 47p 5V L312 L313
C353 R356
5V L309 L310 5V
1.6V A-15 C341 C350 A-14 68p 390n 330n 0 1.4V
A-12
R341 R342 C338 390n 330n
Q308 68p 0.01u Q309 R360 C365
1.6V
2SC4617(R) 2SC4617(R)
220 10 0.01u 220 0.01u
1.2V
1.2V 0.9V
20.0MHz REFERENCE
REFERENCE
SIGNAL AMP SIGNAL AMP
Q307
2SC4617(R)
A-13
1.4V
C337
2.5V 20.0MHz R369 R357 C362
0.01u
0 220 0.01u
0.9V
REFERENCE
SIGNAL AMP
IC403
TK71733S
3.3V 3.3V
C438 33C 5 1
VIN
0.01u VoUT
BUFFER AMP GND 2
C435 C439 OSC-5
IC402 4 3
0.1u 0.1u oN/oFF
NJU6368PF1 4 1
VCC VC NP/VREF
1 6 19.2MHz
FoUT VSS
C437 V-7
C433 2 5 C436 R425 R427 3 2
VDD oUTPUT GND
XT VOLTAGE REGULATOR
470p C434 10p 3.3k 0 1000p
3 4
XT CoNT
5V
470p X401
L77-3096-05
19.2MHz
Q407
R424
10
R422
10
R420
10
BUFFER AMP
FREQUENCY DIVIDER IC504
5V
NJU6368PF1
C563 C599 C601
IC503
TC7WH74FU-F
47p R580 1 6 47p 18p 5V
FoUT VSS
L511 C592
C565 R563 5 4 100 0.01u L519 L520
Q GND 2 5
VDD XT
680n 0.01u 270 330n 390n C603
6 3 3 4 Q514
CLR Q XT CoNT 68p
5V 2SC4617(R)
7 2
PR D
R570
8 1
VCC CK
0
Q518
SSM3K15TE(F) REFERENCE
SIGNAL AMP
DC SWITCH
Q507,508
DC SWITCH
8C1
REFERENCE
SIGNAL AMP
D518,519 8V
R561
REFERENCE
470k SIGNAL SWITCH
LPF19
A-25
C580 C583
4.4V
Q508 S-11 Q511
120p 47p 2SC4617(R) 3.8V
SSM3K15TE(F)
D519
HSC277 10MHz C572 L515 L516 C585
0.1u 560n 680n 0.1u
D518 2.1V 8V
HSC277
C598
Q513
0.1u
2SC4617(R)
D509 1.6V
C568 R565 HSC119
0.1u 1k
C577 10p
C569 R566 C578 10p
Q513
0.1u 1k REFERENCE
D516,517 D509,510 SIGNAL AMP
D510
D511,512
REFERENCE HSC119 DC SWITCH
SURGE
SIGNAL
SWITCH D517 PROTECTION
HSC277 Q509 Q510
3 4 3 4
Q512
D516 SSM3K15TE(F)
5 5
2 2
HSC277
1 6 1 6
INT VCXO : 0V
SSM6L05FU-F
OCXO or EXT Ref : SSM6L05FU-F
G1 : 3.3V
G2 : 3.3V
S : 1.5V
Q509,510
D : 7.9V
DC SWITCH
C558
0.1u
REF_IN
10MHz OCXO
+16dBm
935~941MHz CN802
TX oUT
VOLTAGE REGULATOR V-1
IC808 CN801
T : 13.6V
KIA7808API 1
8V R : 13.7V E
8C1 13.8V
3 1 2 B
oUT IN
3 B
CN804
1 GND
2 GND
3 WP
DC SWITCH
3-STATE BUFFER 4 MoD
Q16
MOD
SSM3J01F
5 GND
IC711
TC7WH126FU-F SDo1
6
SDo1
5 4 SCLK0 7 SCLK0
A2
R119 GND
6 3 8 SCLK1
470k Y1 Y2 SCLK1
7 2 SDo0 9 SDo0
5V G2
Q15 A1
SSM3K15TE(F) 8 1 10 SDi1
VCC G1 SDI1
R855 0 11 SR_EN
SR_EN
DC SWITCH R856 0 12 8AD_EN
8AD_EN
R857 0 13 SR_OE
SR_OE
ANT_SW R858 0 14 2DA_CE
2DA_CE
R859 0 15 3DA_EN
3DA_EN
R845 0 16 2DA_EN
2DA_EN
R846 0
VOLTAGE REGULATOR 17 LDT
LDT
IC709 R847 0 18 132_CE
132_CE
5V NJM78M05DL1AZB
V-3 R848
19 440_CE
5C1 3 1 8C1
oUT IN 10k R849 0 20 132_EN
132_EN
R850 0 21 440_EN
440_EN
R851 0 22 VR_EN
VR_EN
C814 R852 0 23 VER
470p 24 ANT_SW
1
5V
25 TEMP_PRT
2
26 SCK
3 R722
SCK
1k 27 D _GND
4 DGND
5 28 SDA
SDA
29 D_GND
30 CoNT_5.0V
CoNT_5.0V
31 D_GND
32 CoNT_5.0V
33 GND
R860 34 PAG
10k 35 GND
36 GND
VOLTAGE REGULATOR
CN806
IC710 1 GND
NJM78M05DL1AZB
5V V-5 2 GND
5C2 3 1 8C1
oUT IN 3 WP
4 GND
5 D_GND
6 SDA
7 D_GND
VOLTAGE REGULATOR
8 SCK
IC708
NJM78M05DL1AZB
5V V-4 9 D_GND
5C4 3 1 8C1
oUT IN CoNT_5.0V 10 CoNT_5.0V
11 D_GND
D 12 TEMP_PRT
13 GND
14 ANT_SW
15 GND
16 TEMP_RST
TEMP_RST
17 GND
18 FAN_CoNT2
FAN_CONT2
19 GND
C371 20.0MHz RX_20.0MHz
20 FAN_CoNT
FAN_CONT
Q311 68p
2SC4617(R) 21 GND
REFERENCE 22 PWR_CoNT
PWR_CONT
SIGNAL AMP
23 GND
24 PA_BIAS
PA_BIAS
25 GND
26 RFL_PWR
RFL_PWR
27 GND
5V
FWD_PWR
28
C368 20.0MHz DSP_20.0MHz FWD_PWR
29 GND
Q310 68p
2SC4617(R)
30 FAN_CURR
FAN_CURR
REFERENCE
31 GND
SIGNAL AMP
32 PA_CURR
VOLTAGE REGULATOR PA_CURR
33 GND
IC707 34 NC(FAN_CURR2)
5V NJM78M05DL1AZB
V-6 35 GND
5C3 8C1 LPF12
3 1
oUT IN 36 GND
C813
27p
CN406
L802
20.0MHz REF1
270n
C811
27p
CN405 CONTROL UNIT2
L801 20.0MHz REF2
270n
LPF13 CN805 Ctrl Digital
1 GND
2 GND
oX_SCLK2
oX_SDo2
33MPU 3 33MPU
4 oX_SCLK2
oX_SCLK2
VCXO_DA_EN
5 GND
6 oX_SDo2
oX_SDo2
7 GND
R812
100k PLL_19_CE R835 8 PLL_19_CE
0 9 GND
R826 10 PLL_19_EN
PLL_19_EN
0 11 GND
R827 12 REF_LDT
REF_LDT
0 GND
13
1.6V
VCXO_DA_EN R828 14 VCXo_DA_EN
C615 R609
0
15 GND
0.01u 0
1.2V R829 16 oCXo_EXiST
0 GND
17
R831 18 oCXo_CURR
0
19 GND
R832 20 oCXo_oN
0
21 GND
R822 22 oCXo_VR_EN
0
23 GND
8C1 oX_SDi2
24
IC506 25 GND
COMPARATOR
C610 TC75S59F-F
26 REF_iN_oUT
0.1u 3 4 R619
IN+ oUT R823 27 iMP_H_L
0
2
VSS 100k
C611 REF_EXIST R816 28 REF_EXiST
R604
1 5
0.01u IN- VDD 0 R824 29 oX_SDA
2.7k
C612
0
R605 R606 R613 EXT_EXIST R817 30 EXT_EXiST
0.1u
Q517 0 0 R825 31 oX_SCL
5.6k 6.8k
A-26 DC SWITCH Q517 0
32 REF_SW
SSM3K15TE(F)
C613 33 WP
D515 COMPARATOR
0.1u 3.3V
HSM88AS-E 34 REF_SW2
IC505
TC75S59F-F 33MPU
35 GND
D515 VOLTAGE REGULATOR
R600 3 4
IN+ oUT 36 GND
DETECTOR
1k IC809
2 KIA7808API 8V
VSS
CN807
1 5
IN- VDD 13.8V 1 3 8oCXo 1 8oCXo
IN oUT
2 GND
KXK-3 M3 -CN3
R603
Q512,515 15k
CN803
DC SWITCH Q516
33MPU 1 33MPU
SSM3K15TE(F)
Q515
SSM3K15TE(F) 2 GND
Q516
DC SWITCH OX_SDA 3 oX_SDA
OX_SCL 4 oX_SCL
R595 R594 5 oCXo_VR_EN
OCXO_EXIST
6 oCXo_oN
220k 0
7 oX_SCLK2
oX_SCLK2
8C1
OCXO_CURR 8 oCXo_CURR
oX_SDI2 9 oX_SDi2
OCXO_EXIST
10 oCXo_EXiST
11 oX_SDo2
oX_SDo2
12 GND
REF_SW2 REF_SW2 13 REF_SW2
10MHz CN408
REF_IN (EXT IN)
10MHz
OCXO
CN407
KXK-3 M3-CN2
10MHz
CN403
REF_oUT
SURGE
PROTECTION
FINAL UNIT
X45-387 (A/4)
-CN1
FINAL UNIT
X45-387 (C/4)
-CN12
RX UNIT
X55-312
-CN45
X53-414
-CN302
OPTION UNIT
(OCXO)
OPTION UNIT
(OCXO)