Icom IC-F2610 Service Manual page 37

11-2 MAIN UNIT
J2
[EXT SP]
SPE
AFO SP
PAMIC
1/2VDD
PAAF
L57
C354 C344
1µ
0.001 0.001
5.03 V R298
R319 R304 R348
100 3.9k
R239 100 C307 100k R303
10k 0.1 C87 IC5 100k C557
2.53 V 2.2 47 R173
M62363FP R388
IC9a R382 10k
1k 1 24
TA75W558FU VIN1 VIN8
2 23
3 8 R421 1 VOUT1 VOUT8
3 VOUT2 VOUT7 22 NTCCF20123FH
1 4 21
W3 VIN2 VIN7
2 5 20
VDD GND 0 V
DSTB 6 19 Q33
4 LD RESET 18
DCK 7 CLK VDAREF 2SA1576 16.94 V
DDA 8 17
DI DO
C230 9 16 Q31
VIN3 VIN6
2.2 10 15 FMW2
R238 C231 2.53 V VOUT3 VOUT6 14 5
10k 11 VOUT4 VOUT5
0.001 R420 12 13
15k VIN4 VIN5 R336
4.7k 4
R301
100k 3
CENC
NOIS C412
C85 0.001
0.1
4.96 V R:5.59 V
R228 C299
100 T:5.38 V
0.1
C103 R188 R184
C237
C226 10 0.01 15k 100
1
R185
SQL MIN 4.95 V 18k
C235 R189 R186
C224 0.047 10 47k 820
R232
Q64
100k 2.45 V R412 C104
R230 DTC144EU
100k 8 680 2.2 R187
3 47k
R231 1 R242
2
100k C225 3.3k R243 D38
C102
390p 4 1.5k 0.01 1SS355
2.53 V Q10 Q9
C228 2SC4081
IC21a 2SC4081 C105 R310
0.0068 TA75W01FU
NWC 470p 1M
R190 SQL MIN 0.60 V C181
C514 IC502 1
BEEPOUT 22k
0.1 TC7S66FU
W:4.66 V
R197 R193 R521 R520 N:0 V
C202 W:0 V
BEEP 33k 22k 5 4 180k N:4.21 V 10k
0.0022
1 2
2.31 V R593
R192 R194 Q505
R191 C201 3 18k R375
470 22k 1k 0.1 DTC144EU
4.7k
5.04 V R400
R522 240k
R195 Q35 220k
C200 R376
240k 2SC4081 R302
2.2 C247 5 20k
0.1 1 12k
DTMF 4
C546
R196 3 680p
R258 27k C516 C515
12k 2 R377
0.64 V 10 0.1 R401 C229 R596 C556
IC503 0.1 10k
C524 180k 56k 1
C234
0.0033 TA75S01F
0.1
R551
R619 R317 R523 C517
100 33k 47k
R248 150k R342 68k 0.1
MICOUT 68k
MICIN
C246 IC22 R240
1.85 V C233
0.018 UPC5023GR 68k 0.1
R247
MIC 16 TONE1 1
150k IN1-
R249 15 TONE2 2 R544
47k OUT1 C238
14 3 100k
IN2- TONEOUT 100p
13 OUT2A IN5- 4 R224
0.97 V 12 IN3+ 5
R250 82k OUT2B 10k
11 OUT3 6
R251 REF
560 10 IN4+ 7
4.61 V GND
9 VCC OUT4 8 C426 R222
30p
R244 R246 100k
R297 R392 47k 47k 47k R418
C243 47k
100 R245
2.2 C239
C244 C245 47k
0.01
0.047 2.2
C240
0.0022
C242 Q65
0.001 2SK1829
SIGOUT
MIC IN
1/2 VDD
+5
J5 PAAF
2.08 V
VCC VCC
VCC
SP
L48 0.56µ
SPE +8V R389
47k
+8V L502 0.10µ MCON
FTXD
to FRONT C289 5.03 V
unit J2 FRXD
L62 0.10µ 0.001 IC25 C251 C320
POSW C356 R295 0.1 0.047
TC4W66FU
MICE 47p 100
MIC L47 0.56µ 1 8
GND 2 7 PA R257
L63 1µ 22k
AFO R296 3 6
4
C355 100k 5
0.001
R309 R294 R341
1k 100k 10k
C288
C526 0.001
C291 C290 R291 R292 R293
0.001 47p 100k 100k 100k
0.001 +8V
FTXD
FRXD
1
R324 R322 R216 2
1M 1M 100k 3
R323 R215 R217 C293 R404 R405 R308 R531 4
100k 100k 100k 4.98 V
1M 100k 100k 0.001 1k 5
6
7
R307
J6
100k
OPV1 OPV1 15 16 SCK CCK
OPV2 OPV2 14 17 SI CSI
D505
OPV3 OPV3 13 18 SO CSO DA204U
GND 12 19 CIRQ CIRQ
OPT3 OPT3 11 20 CCS CCS
OPT2 OPT2 10 21 REM
OPT1 OPT1 9 22 AF OUT AFOUT
SIG OUT 8 23 DISC DISC
24
MDWN 7 RMUT R285 R284
BUSY BUSY 6 25 BEEP OUT 100k
100k
AUX AUX 5 26 AFON PTT
MIC IN 4 27 MMUT
3 28
MIC OUT VCC
PTTI PTT OUT 2 29 +5V
PTTO PTT IN 1 30 GND C292
0.001
C486 C487
47p 47p
to optional unit
R592
470
R591
C560 C559
1k 0.1
2.2 BEEPOUT
R590
C558 240k 2.31 V
0.1
Q516
2SC4081R
R589
27k
0.64 V
LEFT SIDE
11 - 2
DATA BUS
R162
10
+5V
PSET
+18V
C184
0.001
L44 C563 R148 47
0.56µ R374 C362 PLLIN
0.001 0.1
33k C155 C279
Q56 LOCK 4.97 V UNLK 0.001 47p
R387 R172 DTA144EU UNLOCK0.30 V
1.2k 10k R135 R134 R131
IC12 MC145190F
C301 0.001 R160 1k 5.6k 10k 220
1 20 PDA C154
REF_O REF_I R:3.27 V 10
2 LD DATA_I 19 R159 1k T:3.40 V Q21 L33
R156 3 18 PCK 82n
2.45 V R CLK 2SC4226 2.61 V
1M C414 4 17
V ENABLE R158 1k L40 D19 C168 C167 R136 R132
Q32 5 16 PSTB 0.68µ 5p 6p
2SC4081 R171 1k 6 VPD OP_A 15 1SV217 4.7 C157 C156 10k
PD_O OP_B
0.001 7 14 PLLT 0.001 47p
GND VDD
Q30 8 13 C165
RX TEST2 D20
FMS2A 9 12 R146 1SV217 L39 L38 5p
1 2 3 C176 10 TEST1 VCC 11 3.3µ MC152
FIN FIN 47 Q27
33p R316 L35 C158 DTA144EU R586
47k 0.5p
4 R157 3.3µ 6.8k
5 1M
2 1 C166
R137
4.97 V Q25 Q26 6p C579
R335 DTC144EU DTA114EU C169 R:5.61 V R:2.85 V 1k 47p
0.001
4.7k T:5.43 V T:2.91 V C159 R:0 V
C303 C187 0.001 T:2.91 V
C351 Q22 R133
17.41 V 0.001 470p 10 R147 DTC114YU
R139 R138 6.76 V 470
470 5.6k 10k
C170
L42 D21
C422 0.022 3.3µ 1SV217 6p
R:3.38 V C160 C280
T:3.23 V 0.001 10 R:0.95 V
R155 R153 T:4.83 V
1k C183 C182 Q23
3.3k C162
Q29 0.001 4.7 D22 2SC5110 0.001
1SV217 L41 C173
R154 680 2SK1069 1.2µ R140
47p 4.7
IC13 C161
R:0.74 V
TC4W66FU R337 T:0.72 V 47p
R149 C171
1 8 1k 220k
2 7 8p
R226 C218 C374
3 6 R151
82k 4.7 4.7 10k L58 1µ R150 C174 C163
4 5 L37
330k 0.5p 3.3µ 0.5p
C284 D46
C179 C353 100p R152 L43 C172
R419 R613 C178 C283 C177 C348 100k 1SV214
C302 0.22 R300 47p 470p 0.001 0.001 MC152 7p R141
10k 1M 470p 560k 820 Q28 3.17 V
0.1 DTA144EU
4.94 V
R:2.90 V C560
T:2.85 V C164 Q24 2.2
R163
100 0.001 DTC114YU
R:2.91 V
+5V R:4.91 V
T:0 V
R169 T:0.96 V
1k C564
0.001
1 2 COM BUS
VCC OUT
ACC I/O BUS
4 GND 3
VCON C191
R170 0.001 DTMF BUS
X501
CR-573 8.2k L46
0.56µ
C340
C185 C186 0.001 R583
1k
2.2 0.001
C364
C214 10
10 R535
1k
4.98 V C212 0.001 XRTS
XCTS
XTXD
XRXD
C197 C539 0.68
10 SIFT
VSS
D507 C540 0.1
HSU88
5.06 V
C541 0.1
4.95 V
4.95 V
Q48
2SC4116 R270 IC19
C269
R271 10k S-80742SL
220k 0.22
1 NC 5
C555 OUT
R561 2 VDD
0.001 3 NC 4 1
1k VSS RES
R562 R269 2
220k XTAL
470k 3
R255 EXTAL
10k R325 4 VCCB
D36 R268 C268 5
1SS355 100k 0.1 100k MD1
D503 XTAL 6
MD0
MA77 R516 12k SIFT R580 7
IC21b 8 NMI
CPU5 R574 1k FVPP/STBY
TA75W01FU EXTAL 9
1k VCC
5 2.08 V AUX 10
C511 KEYIN15/PA7
7 R517 0.01 11 IC20
6 12k 12 KEYIN14/PA6
X4 FRNT SCK0/P52 HD64F3437F16
C250 CR-567 W506 RXD 13
C512 C513 RXD0/P51
0.1 9.8304 MHz TXD 14
0.01 33p TXD0/P50
R575 15
C321 16 VSS
CCK 1k SDA/WAIT/P97
47p R518 C217 CSI 17
C216 P96
12k 7p 22p CSO 18
AS/P95
R256 f=9.83 MHz CCS 19
390k 20 WR/P94
5.0Vp-p KEYIN13/PA5
7.93 V 21
2.50 V KEYIN12/PA4
PTTO 22
RD/P93
D37 PTTI 23 IRQ0/P92
1SS355 f=9.83 MHz AFON 24
EIOW/IRQ1/P91
5.0Vp-p CIRQ 25
C527 0.1 L5V ECS2/IRQ2/P90
R530 R576
3.3k
R533 Q50 C363 R326 1k
IC505 100k DTA114EU 0.1 100k
BU4066BCFV R532 R281
7.95 V
14 100k 100k
I/O VDD R579
O/I CONT.A 13 0 V 1 8
12 2 7 BUSY 1k
O/I CONT.D RXD
11 3 6 TXD
I/O I/O R578
10 Q51 4 5
CONT.B O/I 1k
CONT.C O/I 9 DTC114EU
8 R283 R573
VEE I/O IC26
100k TC7W04FU OPT3 1k
AFV OPT2
FRNT OPT1
MMUT
Q507 R321
R534 DTC144EU
4.98 V 4.96 V 100k
1M R572
CPU5 NOIS 1k
L5V OPV3
OPV2
ESI ESI OPV1
ECS1 ECS2
1 VCC 8 J7
CS
2 HOLD 7 CPU5V GND AFV
SO SCK 6 1 2
3 WP ECK ECS2 3 4 ESO
4 SI 5 ESO ESI ECK RXD
VSS 5 6
R218
IC27 to optional RMUT
C272 1k
X25650S8I-2.5 0.1 UNIT R581
C547 C552
1k
0.001 0.001
C550
CPU5 0.001
L5V
EEPROM BUS
AF BUS
VCC VCC
+8V
+8V
DISC DISC
DMOD DMOD
AMOD AMOD
PAAF
PAAF
1/2VDD 1/2VDD
+5V
PSET
+18V
T8V
7.90 V
Q55 L30
2SC4081
0.56µ
C267 10 R:7.22 V L7
IC11
C322 R:2.83 V T:0 V 6.80 V R371 SC-1323 LA-502
R125 L18 C270 470p 4.7k C342
C152 680 47p T:0 V L21 R366 47p
470p 3.3µ 1 F 100
2.97 V
C339
6.84 V R126 C148 C294 L17 7.50 V
C151 0.001 C43 56n R616 C45 EP3 C16
Q19 6.8k 0.001 0.001 680 0.001 1 C15
10p R31 4p 3p R:0 V
2SC5110 R27 T:7.80 V
6.27 V C585 4.7k 3.3k MT8V
Q18 47p C42 L505
56n
2SC5110 33p
C149 D18 Q3
L51 C47 L26
47n 18p MA77 9p 2SC5110 C136
1.87 V 0.56µ C410
470p 22 C118
R587 R28 C582 C583 R108 L20
2.2k R25 5p 0.001
6.8k R:4.40 V C44 5p 4.7 9 H
C312 T:0 V 270 0.001 C122 C400
18p 0.001 47p
R127 R:0 V R:2.30 V
C153 C310 R:0 V C281
0.001 2.47 V 470 18p T:7.81 V T:0 V 10
T8V T:1.40 V D16
R113 R109 C285 DA221
R128 C456 C140 R114 C135 47p
C150 C323 R119 22 22 2.2k L25
10p 10 0.001 47p 4.7k 0.001 470p C469 22n C130 C286
220p 0.001 220P
L28
L32 C145 C139 L27 R110 C129 C121 C376 C377 C378 C379
0.001 R615 33n L24 L23 0.001 470p 0.001 470p
R129 82n 470p 22n 560 7p 47n 47p
6.76 V L29 C282 470 47n
8.2k 3.3µ C137 L65 C131 R:12.41 V
220p R120 0.001 C132 3p 15n R:0 V
8.2k R115 0.001 C128 C127 C126 T:8.58 V
R122 C297 3.9k T:1.36 V
18 0.001 C584 4p C424 5p 27p 5p
C146 C138 FI5
6p 4p 7p
R:0 V
R370 Q20 L31 D17 C141 Q17 Q15 C380 C381 C382 C383
2SC5110 R:0 V Q16 T:7.82 V 2SC4703 47p
8.2k 47n MA77 4p 2SC5110 0.001 470p 0.001
C144 T:2.38 V 2SC5110
C425
27p R124 R312 R617 R121
C143 270 4.7k 100 5.6k R:0 V 7p R386 R111
C147 C133 C278
27p T:1.66 V 22 22 0.001 0.001
0.001 R117 R116 C134
1.8k 150 R:13.20 V
0.001
R130 R123 R118 C142 C123 C124 C125 C384 T:12.37 V
R:0 V R:0 V R:0 V
470 2.57 V 270 470 0.001 T:0.82 V 47p 22 47p 47p VCC
T:4.40 V T:2.68 V
VRX OPS1
VTX R:0 V OPS2
T:1.90 V R559 R545
100k 100k
C385 C386 C387 C388
R560 R546 470p 0.001 47p 470p
1k 1k
C393
C549 C545
47p
0.01 D508 0.01 C389 C390 C391 C392
AF BUS D510
DA204U 0.001 470p 47p 470p
DA204U
BOOT
R594 L5V IC17
AN78L05M
4.7k CPU5V 5.02 V
C264 L53
SLF7032-101MR45-2
R538 CPU5V 0.1
O I
1k 5.04 V
R553 100k R584 100k G
EPTT
DIM C532 47p C266
SP 0.1
R554 C544 C534
PASP R273 100k
0.1 47p C267
1k J501 10 12.57 V
PWON +5 TXD
1 2 Q43 Q42
XRXD RXD RTS 2SC4081 2SB1123
3 4
XCTS CTS RES L504
VRX 5 6 3.3µ
FVPX 7 8 GND R585 5.05 V
VCC 100k D30
9 10 GND 1SS355
R272 +5V
1k
to Optional 4.53V
C530
cable R259 R:8.71 V
47p 4.7k C252
C253 0.001 T:0.10 V
10
C529 C531 C533 C528 Q509
47p 47p 47p 47p DTC144EU
FVPP
5.06 V
IC506
S-81250PG
Q513
R275 BOOT DTA144EU R542
10k C537 C536
75 1k VTX 0.1 0.1
P14/A4 D506 O I
74 PLLT DAN202U R540
P15/A5 Q511 G
73 UNLK 5.9k
P16/A6 MD1 DTA144EU
P17/A7 72 PCK R549
VSS 71
47k
VSS 70 R276
69 1k PDA R550 C535 R:0 V
PB4/XDB4 68 C538 0.1
PB5/XDB5 PSTB R547 R548 Q512 47k 0.1 T:8.66 V
67 DCK R541
P20/A8 1k 47k 2SC4081 Q508
66 DDA Q44 0 V
P21/A9 2SK1069 16.54 V 12.02 V 2.26 V 2SK1829 8.25k +18V
65 17.45 V
P22/A10 64
P23/A11 R277 D31 1SS355
63 1k DSTB
P24/A12
62 TMUT
P25/A13 L45 R260
61 PA D32
P26/A14 60 R263 MA742 IC18 C257 4.7µ 100
P27/A15 HFSW
59 R570 10k TC7W04FU 1
VCC 16.55 V
58 1k 1 8
PB6/XDB6 W507 7.54 V
57 NWC C259 2 7
PB7/XDB7 56 0.68 3
P47/PW1 AMUT 6
55 MCON C258 4 5
P46/PW0 1
54 MODS C254
P45/TMRI1/HIRQ1 C263 R261
P44/TMO1/HIRQ1 53 1 D33 C255 10
52 470k R262 47k 1 C210
P43/TMCI/HIRQ11 C262 MA8160 1
51 BEEP 1 C260 C256
P42/TMRI0
100p 0.1
C261 0.001
R267 100k
Q47
C543 10 DTC144EU
DIM
C525 C542 10 Q45
0.1
DTC144EU
HORN
R577
1k ESO 5.04 V IC501
ESI LC7366NM
ECK
L5V
ECS1 1 VDD TONE 20 R526
ECS2 2 CD 19 100k
XMIT
3 NC 18
R558 NC
R571 DTC1 4 R1 17 DTR1
1M C1 R527
1k DTC2 5 C2 R2 16 DTR2
DTC3 6 15 DTR3 100k
C553 C3 R3 C518
20p 7 14 DTR4 IC504 R524
VSS R4 2.50 V TC4W53FU 10
R278 R305 R306 8 NC 13 100k
100k NC 4.99 V 1
W505 100k 100k 9 OSC1 MUTE 12 8
10 C4 11 DTC4 2 7
C522 OSC0 C519 C421
0.001 3 6 5.10 V 10
R529 10
C521 R142 L59 X502 4 5
390K Q504 10 C368
2SK1069 33k 1µ PBRC3.58A
15
C554 R552 0.67 V
R555 1k C520
R528 300k 20p 0.1
1M C578 R402
C352 R143 47p 1k
0.001
C551 10k
R556
R519 100k 0.001
1k
L5V
DISC
DMOD
AMOD
PAAF
1/2VDD
+5
OPT AF BUS
AF BUS
VCC
SQL OPEN 0.87 V
R338
SQL CLOSE 4.56 V 3.96 V
R595 C93 56k
+5V 10k 220
R93 R90
PSET 100k 4.07 V
D50 2.7k
+18V C371 C98 IC7
T8V 0.001 IC8 1.27 V 1SS355
LA4425A 2.2 M5282FP
6.10 V Q7
C92 4.13 V 1
5 0.1 DTC363EK VCC2
+8V C94 470 1 2
4 3 IN+
SP IN-
2 4
OUT
R330 R92 5
GND
10k 3 R86 82k
10k C91
SPE 0.0047
C369 C100
0.001
390p C316 0.1
R339 C333
C318 2.2
PAMIC 0.01 27k 4.37 V
Q11
R349
2SJ377 L22 9 H C330 IC9b 2.47 V
AFO 0.1 10k
TA75W558FU
R98 100 5
R:13.13 V
C86 R81 7
T:12.27 V BEEP 0.1 10k 2.52 V
C112 R102 6
1 C397 C398 C107
4.7k C396
47p 470p 0.001 1.5 C326
C413
IC10a 0.0047 470p
R:0.58 V 8 NJM2904
C449 PAAF R94 C101 R89 R88
T:3.77 V 3 10k 0.01 22k 10k
47p R96 10k Q8
1
R363 DTC114EU
R101 2 PASP
R97 C106 10k R95 R359
R103 1.2M 10k
4.7k 6 0.001 4 100k 10k
C120 SQL OPEN 0 V
7 R:0 V 0.001 SQL CLOSE 4.61 V 2.51 V
R99
5 T:1.77 V
IC10b 4.7k (SP MODE)
R361
NJM2904
4.7k a
R100 R329 R362
1k 10k 1/2VDD
R:1.05 V 10k
T:3.76 V
C108 D45
0.001 PDET
1SS355
FI5,FI6
FI6
NFM60R20T152
R:13.21 V
Q12 T:12.48 V
R8
2SJ377 R8
HV
L56 1µ L60 1µ
R333 C117 C116 C115 D15 L50
C343 0.56µ
10k 0.01 470p 470 DSA3A1
0.001
R107 W:2.48 V W: 6.20 V
470 N :2.19 V N : 6.32 V
0.63 V R41
PWON FI4 100
SFPC455E
C50
D509 2 1
C394 C395 DAN202U 0.001
470p 0.001
W:0 V W:0 V
N :2.71 V N :2.71 V
3
Q14 W:2.60 V C51 68p
D502 D501
DTC144EU DAN202U FI3 DAN202U N:2.14 V
SFPC455H
IC16
1 2
TA7808F R34 4.7k
7.93V
+8V
I O 3
R543
G
680
C206 C203 C502
220 0.1 W:3.00 V
N : 0 V 0.1 C57
R505 0.1
R504 R506
C205 C204 R502 12k 12k 15k
1 Q510
0.1 R:8.06 V 15k R501 C49
Q36 T:0 V DTC144EU R503
12k 10k 0.01
2SD1664
R8V W:4.66 V
CDBC455CX16
R209 R208 D27 N: 0 V W:0 V
DA204U N:4.41 V
4.7k 4.7k C207
NWC
10 W:7.12 V
C48
N :7.24 V
Q502 2.2
C503
DTA144EU 0.01
VRX
C208
Q37 Q501 W:0 V C504 W: 3.13 V
1 R563 N :7.18 V 0.01
2SC4116 R564 R567 DTC144EU N : 0 V
47k 47k 4.7k
RSSI
R:0.47 V
T:0.63 V NOISE
Q40
W: 0.62 V
2SD1664
T8V T8V VRX N : 0 V
R212 D29
DA204U
R213 4.7k C406 C407 R:0 V
4.7k
470p 470p T:8.06 V
VTX
C211
Q41
1 2SC4116 R565
R566 R568
47k 4.7k
R:0.64 V 47k
T:0.47 V
R:0 V
Q38 R8V
T:8.05 V
2SD1664 MT8V
L54
0.56µ
R211 R210 C209 C402 C403 C404 C405
4.7k 4.7k 4.7 470p 470p 0.001 47p
C341
L507
C575 L10 0.001
R:0 V LQP21A 0.001
D28 0.56µ
T:8.67 V
DA204U C27
R:7.94 V D514 6p L11
TMUT HVU350
T: 0 V MC152 C26
R328 470p
470
R:7.74 V
R406 0 V C581
Q39 Q514 33k R614 3.5p T: 0 V R13
R403 0 V 150k
DTC114YU DTA144EU 4.7 R356 100k R: 2.56 V
T : 0 V
Q2 C35 C34 C305 C31 27
3p C306 2p 1p 2p
3SK166 1p
R:5.01 V Q1
3SK166
T:0 V C37 C573
C30
5p 5p 47p
R15
R19 C32 C28
R21 C39 100k C36 C33 6p 150 0.001
R12
56 0.001 6p 6p 22k
C337
VCC
47p
DIM
R398 100k C577 L13 L12 D9 C29 R14
HORN R:1.20 V D11 D10
T: 0 V 2p MC152 MC152 1SV217 1SV217 470p 47k
R525 GND 1SV217
D51 PAAF
100 4.97 V C40 R18 R17 R16 R:1.96 V
1SS355 GND 220k 220k
8p 220k T: 0 V
Q506 DISC 1LO
2SK1069
GND
R373 10k C358 0.1 IN
R608 C430 C429
GND L16
C360 C329 C565 C328 47k 470p 47p
PTT 0.15µ
1 0.001 0.001 0.001
C359 R372
0.001 1k
C361
0.001 R:3.05 V
R397 C357
100k 0.001 T: 2.94 V C25
5p
R609
47k
R11
W509 150k
C428
470p
TUNE
PAOUT
T8V
VCC PDET
+8V HV
MEASUREMENT CONDITIONS
OSCILLOSCOPE:20MHz
VOLTMETER :1Ω/V
+5
4.76 V
R61 100
SQL OPEN 4.81 V
SQL CLOSE 0.12 V C70 R52 C67 C69
R85 C72 0.047
2.2 R62 1.5k 0.047 2.2k 0.047
C83 47 SQL OPEN 0 ,V
SQL CLOSE 4.21 V R69 R68 C73
0.1 47k 22k 0.1
2.51 V C68
2.53 V 2.53 V 0.047
8 C71
7.35 V Q515 3 0.047 5 R49
DTA144EU
1 7 1
2 6
R357 C90 C74 R51
VCC 10 470k 10 0.1 R65 R63 IC3b 4.12k
9 4 47k 91k
VCAOUT CTL 8 Q6 IC3a
R569 R53
VCAIN 7 DTC114EU TA75W558FU C314 2.52 V
1k 36k
NC 6 100
R77
R67
C97 33k
10k R327 Q5
0.001
100k 2SC4116
R71
10k 2.55 V
C332 R70 C75 0 V
R80 C84 1
2.2 470k
22k 2.2
R512
R511 R510
3.9k
1.71 V 180k 1k 3.10 V R618 C61 R42
2.2 100 2.47 V
C508 100
R515
10
C95 R87 39k C60
0.50 V 8 1
0.1 10k 3
1 6 C509 AFO 1
R320 R509 0.1
100k 2
1.10 V 10k
2 5 R508
4
10k R313
3 4
270k
R45 82k
C506 C510 IC2a
R360 C334 Q503 R44
10k 0.1 0.01 TA75W01FU C315 120p
2.2 XP4601 22k
C507 2.66 V
0.022
3.32 V 2.53 V
R513 R514
56k 1k 2.53 V
1/2 VDD
VLO
MIN: 0.40 V
MAX:2.75 V
C273 C274 C275 C276
0.001 0.1 470p 47p
C295
L14
0.001 1 H
R:7.34 V
T: 0 V L55 C319 L15 C277
W:6.96 V R30 4.7µ 47p
180 1µ 0.001
N:7.08 V
R33
C296
1.5k D511 C54 C53 10p
1SS375 L19 R598
1.2µ 47p 0.001 R385
10k
820
X1 D512
0 V R599
CR-473 MA77
Q4 L506 FI1a FI1b 4.7k
C55 2SK302 FL-264 FL-264
1.74 V 0.001 3.9µH C568
IC1
0.001
MC3372SVM C19
C52 R601 R600
1 CRYSTAL MIXER 16 1p 10 10
120p 2 GND 15
CRYSTAL R588
3 MUTE 14 C571
MIXER 820
4 METER 13 2p
VCC R602
5 LIMIT SQUELCH 12 R37 8.00 V
6 FILTER 11 470k C41 C570 Q518 100
R38 DECOUP
1.8k C58 7 FILTER 10 0.64 V 15p 4p 0 V DTCH4EU D513
LIMIT MA77
0.1 8 9
QUAD AUDIO C62 C63
150p 150p
R39
C423 0.001 R603
47k 47k
W:4.14 V C64 W:7.09 V
X2
R409 N :4.22 V 0.001 Q62 N : 0 V C572 C569
C59 1.5k R47 2.7k
68p DTC144EU 47p 0.001
C65
R35 0.001
82k
R407 R46 R410
47k R48
Q61 TN20-3K202L 2.2k C567 R597
R40 2SC4116 820
1k R408 W:2.97 V 0.001 4.7k
47k
W:6.17 V C56 C66 N :3.30 V
N :6.29 V 0.001 0.001 R606
NWC
2.2M
R36 1k
Q517
C562
0.1 DTC144EU
NOISE 5
7
1.07 V(+15dBµINPUT:3.36 V)
6
W508
IC28
R611 R607
4.7k 470k
R610
180k
C574
0.1
CHASSIS
R604 R605 J1
3.9k 2.2k
R :0 V
T : 0.73 V L5 L4
D52
656LZ-09K 656LZ-09K
1SS352
C408
470p D5
MI809
R1
C18 C17 C12
22p 47
15p D6 3p
C327 MI809 L3 W6
LA-503
0.001
L2 L1
LA-502 LA-502
FOR
C23 C20
2p 3p
C11 C9
47p 1.5p
REV
0V C22 C21 C3 C2
5p 0.5p C415 3p 3p R415
C10 C8 15p C4 100k
2p 3p 470p
L8 D4 C7 C324
C576 470p R4
2p MC152 UM9401F 27p 47
R5 R2 W4
1
1 OPC-453
D7 D3 D1
1SV217 1SS375 1SS375
R7
R10 220
220k
L6 R315 R314
LW-25 100 100
R8
220
C325 C331 C5
C14
0.001 0.001 4.7 C13 0.001
470p C6
0.001
C478
47p
L9 R :4.30 V
R : 0 V
MC152-E558ANA T :15.49 V
T :1.59 V
J4
C24
0.3p C452 VCC
C451 C417 C441 C309 C300 C409 C416
D8 47p 0.001 47p 470p 0.001 0.001 47p 470p DIM
HORN
HVU350
GND
PAAF
GND to optional cable
DISC
OPC-617
GND
IN
GND
PTT
RIGHT SIDE