Icom IC-F2610 Service Manual page 37

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