Icom IC-FR3000 Service Manual page 65

IC13
BU4066BCFV
C364
22p R353 R56
IC1D
4.7k 1M
R3 NJM2902V
390k R64
C1
R2 C27 C28
2.0V 4.7k
MIC
1 100k 10
0.1
13
14
12
R494 2.5V
R355
C363
47k 4.7k
R277 R469
0.001
100k 100
R306
22k IC1C
E MOD1 R58
R9 C395
C3 R8 1M
47k NJM2902V
0.1
W2 10 47k
9
8
10 W14 C26 MICMUTE1
R7
1
MICMUTE3
10k R278 C362 R10
2.0V IC1B
100k 22p 4.7k
NJM2902V
R13
C4 R12 C25
47k CP3
E MOD2 4.7 1
47k W15
6
7
5
R307 R14
560 4.7k
R279 C361
100k 0.001 CP4 TELMUTE1
MICMUTE2
R53
C371 R438
22k
0.1 10
C23 R52
1
TELAFO 82k 4 W16
2
1
R63
3 R54 R62
C24
1M 1M
4.7k 1
R280
R332 11
R331 C283
100k IC1A
6.8k 4.7k 10
R60
MICE NJM2902V
1M
A5V
R387
C332
10
0.1
IC7A
R506
4 2 NJM2902V
DISC OUT 560
1
3
R382
11
R385
4.7k
10k
C307
22p
IC9C
NJM2902V R88
100k
R65
C451
2.0V
W18 100k
10 9
8 W19
10
R323 R89 CP1
4.7k
100k
DISC
DISC
TELAFO
TELEPHONE I/F
D28
1SS355
C343
0.01
T5
PLA10AS1030R7R2 RL1
ATX209
C375
J13
1 D4
AC1
D1UBA80
L1
4
1
E
TELG
to FRONT
2
L2
UNIT J8
3
5
R131
AC2
27k
R486
C441
680
0.47
D5
D1UBA80
AC1
Q51
RL2
E
ATX209 2SD1760
AC2
R528
10k
[USA]
[GEN2]
D29
[GEN4]
1SS355
R527
C346
15
0.01
C453
R530
4.7
100
Q52
2SC2712
[EUR2], [FRG2] only
R529
4.7k
R143
R145
1.8k
1.8k
C100 R144
C103
10
6.8k
0.001
D1
PTZ36B
LOGIC UNIT
Power supply: DC13.6V / Mesurement Frequency: TX 162.500 MHz, RX 162.125 MHz / Internal resister of the volt meter: 50 kΩ/V
HPF
MIC MIX PRE-EMP IC2C IC2B
NJM2902V NJM2902V
C408
C382
47p
IC2D 22p
R28
NJM2902V
680
R57
C397 R5 C7 R29 6
1M R16 CP2 R6 C9
7
0.1 3.9k
13 100k 0.1 15k 0.1
9 180k 5
14 8
12
10
C30 R15 C2 R26 C10
R17 C8
0.1 100k 0.0022 R40 R27 15k
0.1 0.1
4.7k
R275 5.6k
4.7k
C287 R313
100k R341
10 100k
R59 3.9k
1M R18
100k R314 R312
6.8k
4.7k
A5V
C31
1
SIGOUT
R55
100k
IC14
C33 TC4S66F
C34
1
R94
1
4 3
1M C87
R19 R116
C398
2
0.1 47k
100k 0.1
25TDTMFO
5 1
R95 C126
C32 R117
C58 10 C88
1M
0.1 1 0.1 150k
MBEEP
R470
100 R179
C129
0.1 150k
CWO
R61
C255 R269
1M
0.1 100k
DTMFO
C424
C440
R436
22p
10 0.1
R330
R91
4.7k
100k
R435
R522
6.8k
5 4.7k
1
4
R329
3
C296 R92
100k
10 4.7k A5V
2 IC6
DE-EMP C311
C59 R90 NJM2107F
R350
HPF 0.1
1 100k
100
C43
0.0022
R68 R71
C46
470 560 R347
100p
C42 R74 R75 6.8k
2.0V R67
R70 0.1 22k 4
C36 13 220k 2
5.6k 14 6 R78 R79
2.7k 7
0.1 1
68k 68k
12 5 3
C40
C37 C39 IC9B R77
C38 11
0.1 0.1 0.1
R66 0.1 R72 NJM2902V 4.7k C44
R69 C45
8.2k IC9D 39p
22k 33k
R325 560p
NJM2902V 100k R348
R346
R345
4.7k
1.2k
3.3k
C294
IC9A
10
NJM2902V
DISC
TELAFO
Q38
XP1214
4 3
2
5 1
R165
R166
120k R411
330k
2.2k
TELAFI
C117
0.1 T6
C113 12T01 [USA2]
C118
R524
C116 220P
ATS-007 [Other]
0.1 560
C115
100P
0.47 R164
Q40 DTC144EE
33k
C114
10 R412
47k
IC49
R489 R168
R169 R466
1k
470 R162 TLP121
390k 1k
22k [USA],
C347
R531
[GEN2], [GEN4]
0.1 10
27k [EUR2], [FRG2]
[USA],
R150
[GEN2],
DTSEL1
1.2k C454 T7
[GEN4]
0.0033 12T01 [USA2]
10k
R151 [EUR2], [FRG2] ATS-007 [Other]
[EUR2],
5 4
47
[FRG2],
6 3
C106
7 2 R488
0.033 C112 R163 R493
2.2k
8 1
2.2k
0.1 1M
R149 C457
18 17 16 15 14 13 12 11 10 W7
1.2k IC50
0.22
[EUR2],
TC4W53FU
[FRG2]
R153
R492
10k
W8
C420 DTMFO
1.8k R487
10
560
R476 C415
6.8k
1 2 3 4 5 6 7 8 9 R477 0.1
3.3k
C442
IC46
R473
R154 R415 1
5
100k
39 BA6566F 1
560
4
3
C107 C110
22 10
T8 R474 2
12T01 [USA2] 33k
ATS-007 [Other] C443 C412
0.01
0.001
R414
C108
R158 2.2k
IC51
0.1 1.5k
NJM2107F
R475 330k
R51
D38
10k
C109
PTZ13B R155 R159 R148
10 10k 1.5k 470k
R160
1.5k
IC48
C111 TLP121
220
C345
0.001
TELAFO
C366
LIMIT C383 22p S MIX
IC2A IC3A 22p
NJM2902V NJM2902V R23 330k IC3B R118
100k
2.0V NJM2902V
C16
C5 R22
R25 C6 R119 68p
1 10k 4
R31 2 4.7k 1 100k R33
1 6
100k
270 3 7
R24 5
R30 4 R115 82k
C11 2
R315 11 4.7k
2.2k 1 R276
0.1 R317
3 100k
10k C302 R175 100k
100k
C13
10
R32 11 82p
22k C303
R504
R318
R342 0.1 100k A5V
470k
R316 C289 R339
3.9k
6.8k 10
R340 10
10 R496
3.3k
4 J14
SQLG
1
SQLVRO
2
CP5
SQLVRI
IC3D 3
CP6
C373
R495 NJM2902V 5
13
0.018
100k 14
9
8 12 3 J15
AFVRI
10 R114 R172
C85 C84 1
R442
R441 39k 100k AFG
0.001
R443 C372 1 2
33k 33k
IC52
68p C124
100k 4
TX-SIGNAL FIL
NJM2520V 0.1
J16
IC3C 4
C425
4
5 AFG
0.1 VIN2
NJM2902V NC 2
6
SW1 3 AFMUTE2
V+ AFVRO
1
7 VIN1 2
VOUT
8 NC 1 3
C125 GND
R505
10 0.1
AFVRO
A5V
R349
C310
R141 C99 R139
100
LPF
0.1 10k 0.1 33k
IC10C
IC10B
NJM2902V NJM2902V
R140 AFG
C50
C47
C49
10k
150p
820p C54 R84 R85
220p
4 0.1
2 6 10k 9 10k C53 R130
R80 R83
R82
1 7 8
68k 68k 2.0V 1 33k
3 68k 5 10
C94
R87 10
11 R81 R86 C340 R305
C48 R327
4.7k
4.7k 4.7k 1
220p 100k 33k
C51 C52
150p R138 C98
R326 15p
C295
IC10A
10k 0.1
6.8k 10
R328
NJM2902V
4.7k CP14
R137
10k
13 IC10D
14
12 NJM2902V
DTMFO
IC7B
DISC NJM2902V
C421
22p
R390
TELAFO
47k
IC11
AF OUT 6
TA78L05F 7
L9V 5
O I
R266 C335
R389
1k 4.7 C422
G
4.7k
C288
22p
C290 10
C389 R397
10
47k
0.01
C337
HOOKC
10
AF OUT1 8
OFFHOOK: ''H''
R396
ONHOOK: ''L''
4.7k IC7C
NJM2902V
C62 C63
0.0047 0.0039
IC47
LC73701M
DTSEL1
R96 R98
R97
TELBMR
120k 470k 470k
R451
C390
100k 0.1
C61 C64
GND 9
10 C60
0.015 0.001
VDD
11 OSCO 8 0.015
BMR
12 7
OSCI
NC
BUSYOUT 6
13 TELBUSY
TEST
DTMF 14 RES 5
DTMF
15 4 SDTO
DATA
MUTE2
MUTE 16 3
MUTE NC
17 2 SCK
MUTE1 CK
DP
18 1 TELSTB
CE
DP
DTMFO
C414
1 IC45
R481
C271
LMC567CM 68k [USA2],[GEN2],[GEN4] 0.047
C416
82k [EUR2],[FRG2]
0.1
1 8
OUT FIL OUT R290
R289 R291
2 7
LOOPFIL GND 68k 47k 68k
3 6
IN CT
4 5
C413 VS RT
C270
0.1 R479 6.8k
0.022 C272
C419 [USA2],[GEN2],[GEN4]
0.01 2.2k [EUR2],[FRG2] 0.0012
R478 C417
4.7k 0.1 R480
10k
ONHOOK
W13
RING
C399
C418 RING ON TERM: ''L'' 0.1
TELAFO
0.1
RING OFF TERM: ''H''
ONHOOK SIGNAL ON TERM: ''L'' DISC
ONHOOK SIGNAL OFF TERM: ''H''
TELAFO
A5V
L9V
IC4A IC4C
SPLATTER FILTER
NJM2902V NJM2902V
5.0V
C15 1.9V
C409
C18 C17
680p 4 0.0022
120p 680p
TXAF
2 6 9
1 7
8
3 5
10 C428
0.1
R34 R35 R36 R37 R471 R472 SQLVRO
11
100k 100k 100k IC4B 100k 100k
100k C301 C411
SQLVRI
C12 10 100p
C14 C20 NJM2902V
560p 220p 330p C429
R338 0.1
10 A5V A5V
SQLVRO
SQLVRI
SQLG
TX-TONE FIL
SQLG
SQL
CP1 R320 IC4D
CP2
47k
NJM2902V
2.5V
J1
9
R2
SQLI 10k-B C90 R127
7 R124
R121 R122 0.1 13 5.6k
SQLO
6 CP3 14 I TONE
150k 39k 47k
SQLG 12
5
AFVRI
4
R521 R123
AFG C92
C89
3 47k
AFG 47k 0.0033
R1
2 CP4 0.018 C91
CP5
AFVRO 10k-A
820p
1 Q1 XP1214
C93
8 CP6 VR 0.47
4 3
VOL UNIT
2
5 1
IC16
MUTE: 0.0V
5.0V
TC4W53FU UN MUTE: 5.0V
C/DSW
C407
IC17
0.1 IC26B
LA4425A
NJM2904V
C384
R171 VOL Min: 13.2V
R128 C323
8 7 6 5
100k 0.1
VOL Max: 12.5V 5
100k 1
R523 7
R457
10 6
R129
560
R367
CP9
1 2 3 4 10 VCC2
4.7k
R170 C96
R368
C123 C95
100k 0.1
47k
0.1 5 470
C432
1
4 SP 22p
2
C455 C456
AFG 100p 0.001 C97
3
13.6V
470 SPG
W21
CP15 CP16 CP18
CP17
R386 R356
4.7k 6.8k
A5V
C330
CP10
10
Q37
R391 C396
1 CP11
47k DTC144EE
TELMUTE2
C423
R392
22p
100k
CP12
R398 C341 C342 R405
CP13 R404
47k 1 0.1 C339 R408
100k
9 13 47k
0.1
14 10k TELAFI
10 12
R403 R409
R399 R407 IC7D
10k
4.7k
100k R352 100k
NJM2902V
100
IC8C
C449 C313 IC8D
1 0.1 NJM2902V
NJM2902V
C70
0.0015
R104
C67 C71
C66
0.033 390k
330p
C308 R103
0.012
4
1 100k
2 6 9 13
R99 R100 7
1 8 14
470k 470k
3 5 10 12
R101 R102
11 IC8A
IC8B R105
470k R321
470k
4.7k
NJM2902V 100k
NJM2902V
C68 C72
220p 56p
R322
6.8k
C292
5.0V
10
R334
A5V 4.7k
R351
C312
IC12C
100 TELAFI
0.1
NJM2902V
C448 R520 R519
C447
R294 2.2 33k
C276 150k
1
82k
0.0012
R293 R295 2.0V
4 82k 56k
2 9 13
R297
8
1 14
33k
3 C282 10 12
1
R292 R300
C274 C275
11
4.7k
4.7k 0.033 0.033
R336 IC12D
R335 C277
100k
4.7k 0.01 NJM2902V
C273
0.0015
R337
IC12A
C297
6.8k
10
NJM2902V
C56 R177 C128 R526
0.1 47k 0.01 100k
5 4 1
INPUT
6 3 2
2 3 NC
7
C127
1 4 PD
8
0.022
5 OSCO
6 OSCI
NC
7
R464 C388
IC30 X1 VSS LOADB
100 0.1 CR-733
TC4W53FU
4.194304 MHz
12 - 5
R453 10
C380
R497 2.5V
0.1
4.7k
C427
R500 R501 R503 220p
R498 C426 100k 47k 100k
4.7k 10
IC20
TC4W53FU
8 7 6 5 8 7 6 5
IC21
TC4W53FU
C430
0.1
1 2 3 4 1 2 3 4
IC25
C431 CP7
M62364FP
0.1
1
R452 24 SQL
VIN1 VIN8
4.7 23
2
VOUT1 VOUT8
3 22
C322
VOUT2 VOUT7
4 21
0.1 VIN2 VIN7
5 20
VDD GND
DA2STB 6 19
A5V
LD RESET
SCK 7 18
CLK VDAREF
SDTO 8 17
DI DO
AFATTI 9 16
VIN3 VIN6
AFATTO 10 15
TUNE
VOUT3 VOUT6
11 14 RVCON
VOUT4 VOUT5
12
13
VIN4 VIN5
A5V
C326
R370
R376 R358
0.1
R369 6.8k 2.2k 2.2k
IC26A R372
R50
100k 10
47k NJM2904V 8 3
1
C329 R375
2
C325
R373
10 100k
4 10
4.7k
R48 CP8 E DTCS
R371
R359 47k
47k C328 10
560
E MOD3
VCC2
GND2
DISC
AUDO
A5V
AUDI
IC28
NJM2107F
R282
330k
D33
D27
5
MA2S111 MA2S111
1
R281
4
100k
3
2
R283 NOTE :
10k
Voltage line
C261 C260
1.5 1 R284
150k
TX line
C386 C74
4.7
4.7
RX line
C316 IC29
C266
1 1
FX805LG
21 20 19 18 17 16
R285
150k
22 15
NOTONE RXAMP O
23 14
RXAMP I+
WAKE
24 13
VDD RXAMP I
1 12
R463
C265
XTAL VSS
47
10 R304 2 11
XTAL/CLK AUD O
C264 1M 3 10
0.001 ADDR SELECT AUD I
C452
X3
1
4 5 6 7 8 9
CR-505
4 MHz
C263
33p
C262
4.1V
33p
12.4ms
DTCSI DTCSI
IC12B
NJM2902V
C76 R108 R107
2.0V
0.1 180k 1M
DTSEL2
W20
R112
6
R109
R106 1k 25TI
IC31 7
220k 100k
DISC 5
14
LC7387M
VDD 13
C80
NC 12
0.047
C77
DTSTD
EST 11 C78
820p
STD 10 DTACK
150p
ACK 9 DTMFD
SD
8
R113
100k
C83
0.1
L9V
DISC
A
A5V
B
C
D
VCC2
GND2
SP, SPG
E
C/DSW
F
G
H
I
L9V