Kenwood TM-D710A Service Manual page 94

TX-RX UNIT (X57-731X-XX)(A/6) : TX-RX SECTION
CN642
VGS-1
NC 25 26 NC
NC 23 24 NC
NC 21 22 NC
NC 19 20 NC VGS-1 I/F
NC 17 18 NC
NC 15 16 NC
AGND 13 14 5C Vcc 8V
5C
VAI 11 12 VAO C660 R649 AI VGSREC
DGND 9 10 AGND 1u 150k
USEL 7 8 VRST RST C22 C56 SW D12
CLK 5 6 VEN DRE VRST
VEN 1000p 1000p RIPPLER 7.5V SW DTC144EE Q73 HSC277
SO 3 4 DATA DATA TR_DT A BAND FILTER Q1
VBSY 1 2 VPLY PLAY 2SC4617(R) D13
BUSY VPLY HSC277
VBSY 12.8MHz SW SW
CLK TR_CLK X1
R651 C665 AO L77-3018-05 R113
22k 1u VGSPLAY C531 4.7u C674 PLL IC 2.2k
TCXO_A VC VCC 4.8V IC1
C532 4.7u 47p MB15A02PFV2E1
GND oUTPUT C3 L608 R7 1 oSCIN R 20 R18
5C 0.01u 390n 1k 2 19 100 SW
3 NC1 NC5 18 D5
oSCoUT P MA2S077-F
COOLING FAN 4 VP FoUT 17 R24 D6
F641 TCXO_A_REF R1 5 16 D2 VOLTAGE
T:13.7V L641 0.5A 100k 6 VCC NC4 15 DA221 SHIFT 3.3k MA2S077-F
CN641 F53-0128-05 SB Do FC SW
SB 1 7 GND LE 14 R14
FAN FAN_C 2 UL_A D1 8 13 10k Q2
L642 R646 SW 1SS400 9 LD DATA 12 CP1 SW 2SA1774(R)
T:1.8V Q641 2SC4617(R) A_PLLUL C6 10 NC2 NC3 11 RK75HA1J103J Q3 R19 R20 R22
1/2 22 R652 47p FIN CLoCK R15 SW 2SC4617(R) 1.8k 1.5k 1k
2.2k FAN_C
R648 4.7k
1k
AUX POW SW D1
IGN REVERSE
SW CURRENT PREVENTION
R641 Q642
IGN 1M DTC144EE
1/4
IGN(GND)
SIM0 8V
SIM1 SW
SIM2 C122 C88 D32
B BAND 1000p 1000p RIPPLER 7.5V DTC144EE Q8 HSC277
FILTER Q66 SW
2SC4617(R) D33
CB CN676 2 CB HSC277
GND 1 GND CB 16.8MHz SW SW
X66 R50
L77-3017-05
C533 4.7u C673 PLL IC 2.2k
CN677 TCXO_B VC VCC 4.8V IC66
S5M 1 S5M C534 4.7u 27p MB15A02PFV2E1
NC 2 GND oUTPUT C68 L607 R72 1 oSCIN R 20 R83 SW
8C 3 5C 0.01u 390n 1k 2 19 100 D70
8C 3 NC1 NC5 18 MA2S077-F
NC 4 oSCoUT P SW
5C 5 4 VP FoUT 17 R89 D71
NC 6 5C TCXO_B_REF R66 5 VCC NC4 16 D67 VOLTAGE 3.3k
SB_C 7 100k 6 15 DA221 SHIFT MA2S077-F
SB_C 7 Do FC 14 R79
ILLM 8 ILLM SW GND LE
IGN 9 UL_B D66 8 LD DATA 13 10k SW Q67
TXD(PC) 10 IGN 1SS400 9 12 RK75HA1J103J CP66 2SA1774(R)
TXD(PC) B_PLLUL C71 10 NC2 NC3 11 SW Q68 R84 R85 R87
RXD(PC) 11 RXD(PC) 47p FIN CLoCK R80 2SC4617(R) 1.8k 1.5k 1k
RTS(PC) 12
CTS(PC) 13 RTS(PC) 4.7k
CTS(PC)
SQC(EXT) 14 SQC(EXT)
PKS(EXT) 15 PKS(EXT)
PKD(EXT) 16
PR1(EXT) 17 PKD(EXT)
PR1(EXT)
GND 18 TEMP DET_A
SM_A 19 PR9(EXT)
SQ_A 20 SM_A DET_B
SQ_A PR(PNL) 4CH MULTIPLEXER
VSF 21 VSF PR(PNL)_SEL IC666
TEMP 22 PR9_SEL BU4053BCFV SQ_A
SM_B 23 TEMP 5RAM_C 1 16 SM_A
SQ_B 24 SM_B 2 Y1 VDD 15
SQ_B Y0 Y FM IC C574 0.1u
GND 25 3 Z1 X 14 IC486 C570 0.1u R:3.6V
DET_A 26 4 Z 13 TA31136FNG T:0V
PR(PNL) 27 DET_A 5 X1 12 X486 1 oSCIN MIXIN 16 C500 0.1u
PR(PNL) Z0 X0 L77-3021-05 2 15 AMP Q493 Q495
DET_B 28 DET_B 6 INH A 11 C679 0.1u 3 oSCoUT GND 14 DTA114EUA 2SC5636
GND 29 7 10 MIXoUT N-REC C571 0.1u AMP
VBSY 30 CP666 8 VEE B 9 C681 4 VCC N-DET 13
VBSY VSS C 0.1u C680 0.1u 5 12 C501 0.1u
VPLY 31 VPLY 5C C486 0.1u 6 IFIN RSSI 11 C498 82p
VEN 32 VEN RK75HA1J472J C666 R491 7 DEC IFoUT 10 R516 DETECTION
VRST 33 0.1u FILoUT QUAD RB706F-40 D488
DA2_EN 34 VRST 1k R498 8 FILIN AFoUT 9 2.7k R529
DA2_EN WIDE 120k CD486 47k
2099_EN 35 2099_EN CF486
TR_CLK 36 L72-1035-05 C495 L79-1701-05
TR_DT 37 TR_CLK 5C R685 SW SW 1000p
TR_DT 220 D486 D487 C493
B_PLLEN 38 B_PLLEN DAN235E DAN235E 10u10
A_PLLUL 39 D/A
A_PLLEN 40 A_PLLUL BH2228FV IC667 2.4V 2.4V 2.4V
B_PLLUL 41 A_PLLEN 1 14 CF487 C511
B_PLLUL FWD_REF Ao1 VSS L72-1036-05 0.01u
VGSPLAY 42 VGSPLAY REV_REF 2 Ao2 VFS 13 AMP C499 AMP C504 AMP
TCXO_A 43 3 12 DETECTION
VCO_B 44 TCXO_A BPF_B 4 Ao3 DI 11 2SC4617(R) Q489 0.1u 2SC4617(R) Q491 0.1u 2SC4617(R) Q494
VCO_B BPF_A Ao4 CLK SW
VCO_A 45 VCO_A TCXO_B_REF 5 Ao5 CSB 10 Q486 NARROW R492 R502 C494 1.3V 1.3V 1.3V
TCXO_B 46 6 9 2SK1830F 1k 10k 0.1u
VGSREC 47 TCXO_B TCXO_A_REF 7 Ao6 VDD 8 2SK1830F Q487 Q488
VGSREC NC1 NC2 SW 2SK1830F
SIM0 48 SIM0 TR_DT RK74HB1J102J CP667 SW Q490 Q492 SW
SIM1 49 SIM1 TR_CLK 2SK1830F 2SK1830F
SIM2 50 DET_A SW
SIM2 DA2_EN
X57-731X-XX R654 R656 R658 W601
0-11 K 0 0 NO YES
E
2-71 NO NO 0 NO
0-21 M4 NO 0 NO YES
X57-731X-XX (B/6,E/6) : VCO A
R703 Q704
1k Q703 2SJ347F
SSM6L05FU-F SW R721 RIPPLER
C58 C59 8C CN702 7V FILTER
7p 2p 680 8C 3
L10 L11 UHF C725 E 2 8V
18n 22n 4p C733 OUT 1 2SC4617(R) Q4
SW SW SW CN701 SW C736 C721 OSCILLATOR
C30 D20 D21 C34 D10 4 MOD R714 47k Q706 22p 6.9V
3 CV R704 L701 1.0u D705 C713 0.5p 0.5p L708 2SK508NV(K52) C729 R725 Q707 C37 R33
4p HSC277 HSC277 12p HSC277 2 V/U 0 1SV325F 1000p 18n 0.5p 47 2SC5108(Y)F 470p 82k
1 SHIFT VARICAP VARICAP AMP
D11 C711 D4 Q5
L12 HSC277 SW 2SC5636
SW 1000p AMP 0.35V
8.2n SW SW
C63 DTC114YE Q701 VARICAP
4p
R701
SW 0 R720
Q74 R717 C720 0
DTC144EE 47k 0.5p
VHF VARICAP VARICAP
SW L702 D707 C717 Q705
Q702 2SK508NV(K52)
DTC114YE 1.0u 1SV325F 39p OSCILLATOR
CV_A R702 VARICAP
0 C718 C730
0.01u 0.5p
SW
C123 C124
7p 2p X57-731X-XX (C/6,F/6) : VCO B
L13 L14
18n 22n
SW SW SW R753 Q754
C96 D34 D35 C100 D30 1k Q753 2SJ347F
SSM6L05FU-F SW R771 7V
4p HSC277 HSC277 12p HSC277 8C CN752 RIPPLER FILTER
680 8C 3
D31 UHF C775 E 2 8V Q69
L15 HSC277 4p C783 OUT 1 2SC4617(R)
8.2n SW CN751 4 MOD SW R764 47k C786 C771 OSCILLATOR 22p
C91 Q756
3 CV R754 L751 1.0u D755 C763 0.5p 0.5p L758 2SK508NV(K52) C779 R775 Q757 6.9V
4p 2 V/U 0 1SV325F 1000p 18n 0.5p 47 2SC5108(Y)F C103 R98
1 SHIFT VARICAP VARICAP AMP D69 470p 82k
SW C761 SW
2SC5636 Q70
DTC144EE Q9 1000p AMP
SW SW 0.35V
DTC114YE Q751
R751
CV_B 0 R770
R767 C770 0
47k 0.5p
VHF VARICAP VARICAP
SW L752 D757 C767 Q755
Q752 2SK508NV(K52)
DTC114YE 1.0u 1SV325F 39p OSCILLATOR
R752 VARICAP C768 C780
0
0.01u 0.5p
SW
A BAND IF
45.05MHz
R527 R:0.93V XF486
100k T:0V L71-0642-05
C514 R483 R533 R536 R484 C521
0.1u 150 390 820 150 0.1u
TH485 TH486 SQ_B
-t -t R:0.6V R:3.9V SM_B B BAND IF
NCP18XQ102J0S NCP18XQ102J0S T:0V T:0V C573 0.1u
R:0.2V FM IC
T:0V R548 C538 C551 IC546 C572 0.1u R:3.6V R570 R:0.93V 49.95MHz
470k 5p 9p TA31136FNG C568 0.1u T:0V 100k T:0V L71-0641-05 XF546
R546 Q547 1 16 C558 0.1u C563 R481 R572 R573 R482 C567
1.5k 2SC4649(N,P) R562 1k 2 oSCIN MIXIN 15 Q551 0.1u 47 390 820 47 0.1u
IC487 TRIPLER oSCoUT GND SW Q550 2SC5636 TH545 TH546
TC75W51FUF C683 0.1u 3 MIXoUT 14 DTA114EUA AMP
5 4 4 N-REC 13 C569 0.1u NCP18XQ102J0S -t NCP18XQ102J0S -t
R534 6 IN+B VSS 3 C685 C684 0.1u 5 VCC N-DET 12 C559 0.1u
IN-B IN+A 0.1u IFIN RSSI R:0.2V T:0V
SW 1k C518 7 oUTB IN-A 2 C523 R554 C549 0.1u 6 DEC IFoUT 11 C557 91p
Q496 0.1u 8 1 0.1u CF546 WIDE 1k 7 10 R566
2SK1830F VDD oUTA AGCA L72-1034-05 R559 8 FILoUT QUAD 9 2.2k
SW SW 120k FILIN AFoUT CD546
OP AMP DAN235E D546 DAN235E D547
C516 C522 C556 L79-1582-05
1000p 0.1u CF547 1000p
L72-0999-05 C562
10u10
SW
Q546 NARROW R555
2SK1830F Q548 1k
5RAM_C 2SK1830F Q549 2SK1830F
SW SW
DET_B
D136
TEMPERATURE
VHF TX COMPENSATION
POWER MODULE
IC131
RA60H13171123
H:4.6V
L:4V M:4.1V
0.85V
APCV SW
C25 T:7V L135 D134 C226
1000p AMP R:0V 5T L407CDB 3p
AMP T:4.2V T:1.2V Q131 C138 R139 R147 C149 D135 C191 L192 L195
R:0V T:0.3V Q644 R:0V R:0V 2SC3357-A(RF) 470p 18 H:12.4V 0 4p L407CDB 1000p 2.5T 2.5T
SW L21 L22 SW D130 SW C131 2SC3356-A(R24) C605 M:13.2V SW C227
D14 D18 R587 47p T:0.6V L:13.4V
HVC131 39n 39n HVC131 HVC131 1000p 0 R:0V 2SK1830F Q132 3.5p
SW SW L190
D16 33n
6.5V SW HVC131 SW SW SW
C45 R41 C60 D15 D19 D131 R690 5.1V ZENER
DIODE
0.85V 15p 18 1000p HVC131 HVC131 HVC131 6.8k TEMPERATURE
C41 SW COMPENSATION
1.5p Q7 D17
2SC5636 HVC131
AMP SW
R123
Q6 0
DTC144EE
SW R124
0
R125
0
UHF TX D166
COMPENSATION TEMPERATURE
POWER MODULE
IC161
RA60H40471101
H:4.1V
M:2.7V L:2.5V
0.85V
APCU SW
C544 T:7.2V D164 C194
1000p R:0V T:0.6V AMP R:0V L407CDB 3p
AMP T:5.3V T:1.2V Q162 C171 R173 C178 C593 D165 L188 L189 C195
Q161 R:0V R:0V 2SC3357-A(RF) 10p 18 H:12.4V 3p 5p L407CDB 1.5T 1T 4p
SW L19 L20 SW D26 SW C161 2SC3356-A(R24) C165 M:13.2V C225 C555 SW
D22 D160 15p T:0.5V Q163 L:13.4V
HVC131 39n 39n HVC131 HVC131 470p R:0V 2SK1830F 5p 5p
SW SW C196
D24
6.5V SW HVC131 SW 5.1V 0.75p
C111 R104 C125 D23 D27 D161 R163 ZENER
DIODE
0.85V 15p 18 1000p HVC131 HVC131 HVC131 6.8k TEMPERATURE L191
C107 SW COMPENSATION
1.5p Q72 D25 12n
2SC5636 HVC131 SW SW SW
AMP SW SW SW
DTC144EE Q71
SW
CONTROL PORT
5C A BAND DC B BAND DC
BU2099FV IC576 BU2099FV IC577 IC577
IC576 SHIFT D578,580
1 VSS VDD 20 SHIFT 1 VSS VDD 20 REGISTER
2 19 REGISTER 2 19 CURRENT REVERSE CURRENT REVERSE
RK74HB1J102J CP576 3 NC OE 18 3 NC OE 18 PREVENTION PREVENTION
2099_EN DATA SO DATA SO 5RA D576 5RB D580
TR_CLK 4 CLK Q11 17 4 CLK Q11 17 4V DAN222 5V 4V DAN222
5 16 5 16
TR_DT 6 LCK Q10 15 6 LCK Q10 15 5RA 5RB
WN_A 7 Q0 Q9 14 WN_B 7 Q0 Q9 14
VU_SEL_A Q1 Q8 VU_SEL_B Q1 Q8 5RVA 4.75V 5RVB D578 4.75V
8 Q2 Q7 13 8TUB_C 8 Q2 Q7 13 DTA123JUA Q578 SW 1SS400 DTA123JUA
9 12 9 12 5RVA 5RVB
10 Q3 Q6 11 5RUB_C 10 Q3 Q6 11
VAIP Q4 Q5 PR9_SEL Q4 Q5
UAIP
SHIFT_A 5RUA
4.75V Q579 5RUB 4.75V
8TVA_C DTA123JUA SW DTA123JUA
5RUA_C PR(PNL)_SEL 5RUA 5RUB
8TUA_C SHIFT_B
5RVA_C 8TVB_C
5RAM_C 5RVB_C
5R8B_C 4.75V 5R8B 4.75V
BP_SFT_A_I DTA123JUA Q580 SW DTA123JUA
BP_SFT_B_I 5RAM 5R8B
BP_SFT_A SW SW SW
BP_SFT_B DTA114EE Q572 2SK1830F Q573 DTA114EE Q574 Q575 DTA123JUA Q576
2SK1830F
SW SW
5RUA_C 5RVA_C 5RVB_C 5RUB_C
5C 5RAM_C 5R8B_C
FAN_C
X57-731X-XX
0-11
2-71
0-21
R:4.7V
R229 T:0V
A BAND VHF 10k
V_A_BPF R:4V R:1.9V
SW T:0V R:2.4V T:0V T:0V
D226 L230 560n C240 R235 L260 R238 L234 R242 C256 C264 R257
HSC277 L227 L228 R:0.27V Q226 1000p 0 C242 12n 0 330n C248 L259 0 1000p R:4.7V R:0.3V Q227 1000p
47n 47n T:0V 3SK294-FP 1000p 1000p 12n T:0V T:0V 3SK294-FP
D227 R226 C541 C233 MIXER VARICAP AMP
HSC277 0 C228 C231 7p 1000p VARICAP
SW
3p 4p VARICAP
R:2.4V SW VARICAP SW
C359 VHF RX T:0V C243 C249
1000p 1000p 1000p
SW
R293 T:0V R:4.7V
10k
B BAND VHF
V_B_BPF R:2.4V R:4V T:0V R:1.9V
SW L295 T:0V T:0V
D291 470n C306 R300 L324 R303 L299 R307 C321 C330 R322
HSC277 L292 L293 R:0.27V 1000p 0 12n 0 330n L323 0 1000p R:4.7V R:0.3V 1000p
T:0V Q291 C308 C313 T:0V T:0V Q292 3SK294-FP
D292 R291 47n 47n C697 C298 3SK294-FP 1000p 1000p 12n AMP
MIXER VARICAP VARICAP
HSC277 0 C293 C296 7p 1000p
SW 3p 4p
SW VARICAP SW VARICAP
R:2.4V C309 C314
T:0V 1000p 1000p
U_A_BPF
TH103
10k R:4.7V
R360 T:0V
10k
T:0V R:4V
C198 C173 A BAND UHF R:1.9V
3p 3p SW R:1.5V T:0V R389 T:0V
C199 C201 L364 470n 10
2p 3p D361 R370 C375 R371 L613 R374 L614 R377 C381 R386
HSC277 L361 L362 R:0.25V Q361 0 12p 0 270n 0 270n 0 470p R:4.7V Q362 10
12n 18n SW T:0V 3SK294-FP T:0V R:0.46V 3SK318 AMP
D362 R361 D363 C368 MIXER VARICAP VARICAP VARICAP T:0V
C200 HSC277 0 C363 C366 HSC277 470p
SW
0.75p 2p 3p
R:1.9V VARICAP VARICAP VARICAP
T:0V
C452 UHF RX
470p
U_B_BPF
TH102
10k R:4.7V
R405 T:0V
10k
R:4V
B BAND UHF T:0V R:1.9V
SW R:1.5V T:0V R432 T:0V
D406 L409 R415 C420 R416 L617 R419 L618 R422 C426 10 R431
HSC277 L406 L407 470n R:0.25V Q406 0 12p 0 270n 0 270n 0 470p R:4.7V 3SK318 Q407 10
12n 18n T:0V 3SK294-FP T:0V R:0.46V AMP
D407 R406 D408 C413 MIXER VARICAP VARICAP VARICAP T:0V
HSC277 0 C408 C411 HSC277 470p
SW SW
2p 3p
5V R:1.9V VARICAP VARICAP VARICAP
T:0V
Q582 SW
AMP
R:4.7V R:3.62V IC668 R:4.65V
B BAND 1.2G T:0V T:0V TA4002F-F T:0V
Q583 C480 L626 C472 3 2
SW C462 RFoUT +B T:0V R:0.73V 1.2G RX
R:2.6V 5p 5.6n 3p R480
SW 2p T:0V
D456 C450 R696 C470 L461 C468 4 1 C474 R477 100k C478 R697
0 C459 C460 820n Q457 GND RFIN R:0.85V 3p 22 10p 0
HSC277 0.01u 0.01u 3SK318 100p T:0V 2SC5066-F(O) Q459
Q584 SW 2p 100p MIXER R:4.22V T:0V AMP
SW T:0V R:4.3V
D457 R462 C469 Q456 R:0.25V T:0V
HVC131 220 100p 2SC5636
R:0.7V AMP R:1.5V
T:0V T:0V
C190
K 4p
E 5p
M4 4p
8V DC
8TV SW REV
T:7.9V Q585
12A02CH 8V
8TV
FWD
R578 1.8k
VHF RX
8TV_I RECTIFICATION
R:4V R:1.9V 8TU T:7.9V SW D191
T:0V T:0V A BAND L357 L359 Q586 12A02CH 8.0V MA3J742
L257 R260 L246 R264 C280 L256 C288 390n 330n 8TU
REVERSE 8C
0 C266 12n 0 390n C272 L258 0 R:4.7V 1000p Q228 330n 1000p C357 C698 CURRENT 8TU
1000p 1000p 15n T:0V R:0.5V 3SK318 15p 27p PREVENTION
VARICAP VARICAP T:0V AMP R579 D584
1.8k R186 R191 R195
APCV
VARICAP VARICAP Q229 8TU_I DAP202K 47 220k 27k
SW SW C273 DTC144EE 8TVA SW C212
C267 SW T:7.95V DTA123JUA Q587 IC186 0.022u
1000p 1000p 8TVA TC7W66FK-F
2CH ANALOG SW
APCU
SW
8TUA T:7.95V Q588 R189
DTA123JUA 27k
8TUA REVERSE
CURRENT OP AMP
PREVENTION IC187
NJM2904V-ZB
R:4V T:0V SW
R:1.9V 8TVB T:7.95V Q589
3SK318 Q293 T:0V DTA123JUA 8TV
L322 R325 L311 R329 C346 AMP L321 C354 8TVB
0 12n 0 390n L312 0 1000p 330n 1000p C210
C332 C338 R:4.7V 0.022u
1000p 1000p 15n T:0V R:0.5V R190 R196
VARICAP VARICAP T:0V 390k
8TUB SW 27k
T:7.95V Q590
SW VARICAP SW VARICAP DTC144EE Q294 DTA123JUA
C333 C339 SW 8TUB R188 R212
1000p 1000p FWD_REF 6.8k 0
R192
D582 REV_REF
33k
8TVA_C
DAN222
REVERSE CURRENT
REVERSE CURRENT PREVENTION
PREVENTION D583 VSF
8TVB_C VFS
VARICAP R:4V UHF RX DAN222
D377 T:0V R:1.9V C422 8TUA_C
BBY53-05W Q363 T:0V A BAND 8TUB_C
3SK318 L380 L452 1.5p L454
C390 R390 C395 C397 AMP C405
470p 0 5p 470p 43n 470p 15n 15n
T:0V R:4.73V R:0.46V DC SUPPLY
VARICAP T:0V AVR
B
VARICAP SURGE
VARICAP ABSORBER
VARICAP F576
SW 3A
DTC144EE Q400 CB
F53-0392-05 PC/TNC I/F
SB SW D607,609
13.75V Q592 F577 C687 LIMITER C618
SB CPH6122 3A PKD(EXT) 1u 1u
F53-0392-05 R608 D607 D609
5C
15k REVERSE CURRENT
PREVENTION DA221 DA221
PKS(EXT)
R619
C670 10k REVERSE
VARICAP R:4V SW 47p 2.2V CURRENT PREVENTION
T:0V R:1.9V SB_C Q591 1.2V R611 C613
BBY53-05W D419 Q408 T:0V DTC144EE R606 C606 220k 10u10
C437 R435 C439 C441 3SK318 L425 C448 C596 PR9(EXT)
AMP 1000p 5.6k 4.7u 2SC4617(R) Q607 0.6V
470p 0 5p 470p 43n 470p C672 AMP
R:4.73V T:0V R:0.46V 100p 3.5V
VARICAP T:0V 8V AVR 2.1V R612 C614
IC578 220k 0.047u
VARICAP 8C KIA7808API PR1(EXT) C607
VARICAP 8C 3 oUT 1 SB 0.1u Q606 1.5V
VARICAP 8C IN 2SC4617(R) AMP
SW GND
DTC144EE Q450 2
SQC(EXT)
8V
5V AVR
IC579
5V 5C TA7805FQ C612
5C 2 1 8C 0.1u
5C oUT IN 9 8
GND CTS(PC) CP606 R2oUT R2IN
3 RTS(PC) 10 T2IN T2oUT 7
11 6
TXD(PC) 12 T1IN V- 5 C615
RXD(PC) RK74HB1J102J R1oUT C2-
13 R1IN C2+ 4 0.1u
14 3 C616
15 T1oUT C1- 2 0.1u
C608 GND V+
16 VCC C1+ 1
0.1u
C609 IC606 IC606
ADM202EARUZ DRIVE IC RS-232C
S5M 1u C611
0.1u
RECTIFICATION
D192
C221 R199
470p 100 470p C222
MA3J742
R211
0 ANT
H:5.6V
M:2.5V
L:1.5V
R208
470k
5.1V
ZENER DIODE
R213
5.6k
Q186
DTC144EE
SW
R203
100k
13.8V
B
B+
B-
SW SW
R620
10 J607
E56-0405-05
PR9 SQC 4 6
GND 2
PR1 PKD 1 5
R621 PKS 3
1k GND 7
DATA
R622
1k
R623
1k
E56-0411-05 J606
NC 8
RxD NC 5 7
CTS 2
R635 100 GND RTS 4 1
TxD 3
R636 100 GND NC 6 9
PC