Icom IC-756PRO - 10-4 MAIN UNIT (1)

J741
L705 100uH
L706 100uH
L707 100uH
L704 100uH
L703 HF50ACC322513-B
L702 HF50ACC322513-B
L701 EXC-ELDR25C
R763 220
R761 220
R762 220
L718 EXC-ELDR25C
C704 0.1 C705 0.1 C703 0.1 C702 0.1
T/R 2IF
J101
C713 0.1 C712 0.1 C711 0.1 C710 0.1 C709 0.1 C708 0.1 C707 0.1 C706 0.1
L716 HF50ACC322513-B
L715 100uH
L714 100uH
L713 100uH
L717 HF50ACC322513-B
L712 HF50ACC322513-B
L711 HF50ACC322513-B
L710 EXC-ELDR25C
L709 HF50ACC322513-B
L708 100uH
C716 0.1 C715 0.1 C714 0.1
J771
J811
L720 100uH
L719 EXC-ELDR25C
L721 150uH
R3801 220
R3802 220
R3803 220
J841
C859 0.1C857 0.1
C863 0.1 C861 0.1 C864 0.1 C865 0.0047 C866 0.0047
C3803 47p C3802 47p C3801 47p C833 0.0047 C832 0.1
to DISPLAY
board J321
R118 470
D111
1SV308
L114 330uH
C121
0.1
L111
LS-468
I
O
FI132
SFPC455E-TC01
R132 3.3k
L112
LS-468
C115 0.1
R113 1k
R112 470
R111 100k
D112
1SV308
L113
LS-469
C116 0.1
J201
J202
CP223 CP224 CP225 CP226 CP227 CP229 CP230 CP221
L261
LS-469
R263 RV-152
C267 10 C264 0.1 R264 100
C262
0.047
R262 1k
R261 2.7k
Q261
2SK882
C261
0.0047
R251 1k
L241 1000uH
R248 100
C246 0.1
Q241
2SK882
R241 100 C245 0.1
C247 1k
C244 0.0047
R246 33k
D251
DAN222
R249 100k
R250 1k
C247 0.1
C271 0.1
R272 470
C272 0.1 R273 100
L271
LS-450
R271 RV-109
Q271
2SK882
C274 0.1 R275 470 R274 22k
Q272
2SK882
R276 100
L272
LS-450
C277 0.1 R278 470 R277 22k
Q273
2SK882
C275 0.1
R279 3.3k
C278 330p
L273 330uH
R280 100 C279 0.1
C280
0.0022
D271 1SS375
C281 470p
R281 100k
R283 47k
D272
MA2S111
R284
47k
R285
2.2M
Q275
2SA1576
Q274
2SC4081
C282 1
C283 0.1 C284 47
Q276
2SC4081
R287 6.8k
R288
1k
R289
470
Q277
UMH11N
R290 22k
C285 0.1
D273 MA2S111
C286 10
Q278
UN911H
L274
100uH
C122 0.1
C266
0.001
R244 47k
D252 DAN222
C243 0.0047
R116
1k
R514
47k
C508 10
R3787
10k
Q504
2SC4081
Q503
2SC4081
Q3773
DTC114EE
D505 MA8033
D501 MA8033
D502
MA2S111
R515
470k
R503 22k
R504
33k
R505
220k
R512 1.5M
IC551B
NJM2058M
5
6
7
C507 0.1
4
5
6
1
2
3
Q501
UMH11N
2
3
1
6
4
5
R501 330
R507 RV-156
R509 RV-156 R510 RV-156
Q502
UMH4N
2
3
1
6
4
5
R513
330
D504
MA2S728
C502 1
Q141
UMH11N
2
3
1
6
4
5
IO
R122 3.3k
C207 560p C208 82p
R203 100 C202 10
R209
1k
C206 0.0012
C205 0.01
3
2
1
8
4
IC201A
uPC4570G2
R208
1k
C203 0.0022
C204 0.0022
R207
1k
C201 10
C125 0.1
R201 100
R134 10k
L201
HF50ACC322513-B
IO
OI
R120 10k
C127
0.0047
R127 10k
C132
0.0047
FI111
CFK455E10
FI131
CFWM455D
FI133
CFWS455IT
C130
0.1
C129
0.0047
R124 100
R125 10k
R130 10k
C133
0.0047
R133 100
Q142
DTC114EE
C135 0.1
1 2
4 3
D114 MA862
D113
MA862
3
4
2
1
R104
100k
R105 270k
C102 0.0047
R102 150k
3
2
1
4
8
C103 0.1
R103 100k
R242
470
C242
0.0047
R123 1.8k
2
1
3
4
5
6
78
9
10
11
12
14
13
R224 220
R221 1k R231 3.3k C231 0.1
R223
3.9k
C227 10 C226 0.1 C225 0.1 C224 10 R222 680
L227 100uH
R227 1K R226 1K R225 5.6k R232 3.3k
IC221
NJM1496V
C221
0.001
R213
100
C223 0.1 C222 10
L221 100uH
C229
100p
C228
0.1
IC101A
NJM4558M
R229 5.6k R230 4.7k
R210 RV-109
14
13
7
6
5
4
3
1
2
12
9
10
11
8
C146
0.0047
R151 2.7K
R159 4.7k R158 1k
C152 0.1 C151 22 C153 0.1 C154 10 R157 1k
R153 12k
R160 100
R152 12K R154 5.6k
R155 4.7k
IC151
NJM1496V
C155
0.001
R212
100
C156 0.1 C157 22
R161 100
C171 0.1
R162 15k R163 15k
R156
15k
W201
7
5
6
IC201B
uPC4570G2
R172 100k
C504 1
R521 10k
W503
R522 100k
Q521
2SA1576
C506 0.47
D531 MA2S111
D532 MA2S111
R532
10k
R534
68k
R531 100k
W501
10
9
8
R533
220k
R535 3.3k
IC551C
NJM2058M
D533 MA2S111
R536 470
R542 47k
R541
47k
R543 33k
R544 33k
12
13
14
IC551D
NJM2058M
R546
1M
D541 MA2S111
R545 RV-150
R552 8.2M
R551
3.3M
R553 2.2M
C552 0.1
C553 0.1
3
2
1
11
4
7
5
6
W562
W561
D561
MA2S111
C561 10
R564 10k
IC571B
NJM4558M
IC551A
NJM2058M
1
3
2
W572
W571
D571
MA2S111
C571 10
R574 10k
IC571A
NJM4558M
C573 0.1
L202
HF50ACC322513-B
L203
HF50ACC322513-B
L204
HF50ACC322513-B
R803 6.8k R801 10k
Q801
2SC4081
Q803
DTA144EE
C805 0.1 C806 10 C808 100 C807 0.1
C802 10 C801 0.1 C804 100 C803 0.1
IO
G
IC802
TA7805F
IO
G
IC803
TA7805F
D801 MA2S111
R802
47
C813 100
Q804
2SD1801
C815 10 C814 0.1 C817 100 C816 0.1
IO
G
IC805
AN79L05M
IO
G
C818 10
IC801
BA033T
C819 10
L206 HF50ACC322513-B
C869
4.7
R806
1k
MICI
C868 0.1 C867 100
R807
220
H5V
8V
14VA
14V
5V
HV
14V
8V
T8V
R8V
-5V
5V
14V
5V
8V
-8V
14V
J891
8V
J861
H5V
J1702
-5V
T8V
-8V
5V
8V
14V
R8V
-5V
R8V
HV
8V
H5V
14VA
-8V
T8V
14V
H5V
14VA
-8V
-5V
R8V
HV
8V
14V
T8V
H5V
14VA
-8V
-5V
R8V
HV
8V
14V
T8V
-5V
T8V
-8V
MICI
5V
8V
14V
D5VA
-8V
-5V
8V
8V
-5V
T8V
-8V
D5VA
3R3V_d
M5V
R8V
-8V
D5VA
3R3V_d
M5V
3R3V_d
8V
-5V
8V
VS+
VCS
VCS
VS-
BIAS
VO+
NC
V-
NC
VO-
NC
VC-
NC
VC+
VCS
VS+
VCS
VS-
BIAS
VO+
NC
NC
V-
VO-
NC
VC-
NC
VC+
R331 470
C331 10
R332 470 C332 10
4
3
2
1
6
5
7
8
IC331
TC4W53FU
R337 10k
R334 1k
C333 0.082
C334
10
2
1
4
3
5
C336 0.1 C337 470 R335 470
C338
470
IC332
LA4425A
R336 47
C340 100
Q331
2SD1801
D351
DAN222
C351
0.0047
C352 0.0047
RL351
AHY103
Q351
DTC114EE
R351 10
C353 0.0047
R309 1k
IC301
TC4W53FU
3
4
2
1
6
5
7
8
R306 470
C307
0.1
R301
1k
VCC2
IN+
IN-
OUT
GND
VCC
VCAOUT
CTL
VCAIN
NC
R312
10k
C312
0.0022
C319 1
R316 10
C318 1
R317 82k
R318 270k R319 22k
C313 10 C314 10 C316 100
C317
1
R314 4.7k
R315 47k
C315 10
IC311
M5282FP
R311
47k
IN+
VCC2
IN-
OUT
GND
VCAOUT
VCC
CTL
VCAIN
NC
R374
100k
R378
100
C375 10
C379 1
R379 82k R380 270K
R381 22k
C374 10
C377 10
R372
47k
IC371
M5282FP
6
7
8
9
10
4
5
3
2
1
7
6
8
9
10
4
5
3
2
1
R373 2.2k
C372 1
C371 1
C311 2.2 R313 1k
W311
GND
OUT1
NC
ALC
NC
IN1
NC
NC
NF1
IN2
IC372
BA3308F
11
9
12
13
14
4
6
3
2
1
VCC NF2
105
78
NCOUT2
CMPI
NC
CMPO
SWI
BU1I
AMP+
GND
AMP-
AMP0
BU2I
IC451
uPC5023-077
21
20
22
23
24
4
5
3
2
1
BU1O BU2O
196
718
VOXISWO
VCAI VOXO
178
MUTEVCAO
169
AVOVCAC
1510
AVISWC
1411
NCVCC
12
R460
100k
C463
0.1
R459
220k
C462
100p
R461
22k
R462
10k
C464 10
C457 2.2
R455
150k
C459
0.001
C461 1 C460 0.022
R458 6.8k R457 3.9k
C458 0.022
R456 8.2k
R454 240k
C456 100p
R453
4.7k
C453
1
W452
W451
L452
RCR-875D-472k
C466 1
R466 100k
R465 47k
C465
0.1
R464
47k
R463
10k
Q471
2SC4081
R474 390
R472 4.7k
R473
15K
C476
0.1
R477 8.2k
C475
1
R478
100k
R305
470
C306 0.1
R333 4.7k
C308
10
R307 10k
W308
R302
1k
R303
1k
R304
10k
C304
0.1
C302
10
C303
10
C305 0.1
C301 10
-5V
8V
H5V
14VA
R8V
HV
14V
T8V
R375 4.7k
R369
1k
C363 10
R365 47k
R366 4.7k
R367 2.2k
C364 10
C378 1
C473 10
R475
100k
C471
1
C474
100
R476 100
IC361
TC4W53FU
3
4
2
1
6
5
7
8
R363 10k
R364 39k
R361
470
R362
470
C361 0.1
C391 0.1
C365 2.2
R376 1M
IC362
TC4W53FU
3
4
2
1
6
5
7
8
C477 470
C362 0.1
R391
470
R339 100k
R338 100k
M5V
-8V
3R3V_d
M5V
3R3V_d
M5V
REFV
FORV
ANTS
DRES
ISTA
IKEY
FSTB
MDAT
MCK
PAT8
PWRS
ICL
ICH
FORV AMS MODS
DRIV SML
FORL REFL FORV REFV
ICH ICL
REFV POCV
AFMS
SQLS
DRAF
BEEP
RECO
SSP
SSP
AFO
SPE
AFGV
AAFO
MONV
MICO
MICE
AFO
AVXL
MIGV
AMOD
C472 2.2
14V
14V
14V
T8V
5V
5V
-8V
FORV
REFV
ANTS
DRES
GND
ISTA
IKEY
GND
FSTB
CMDT
CMCK
PAT8
PWRS
ICL
ICH
H5V
8V
8V
14VA
14VA
14V
14V
14V
14V
14V
14V
14V
5V
5V
HV
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
14V
14V
AGC
8V
ALC
T8V
R8V
-5V
5V
TRVI
RANS
SATV
BLBV
BLAY
SCPL
GND
MDAT
MCK
BSTB
GND
GND
14V
14V
UNLC
PSEL
CON2
CON1
CON0
DRES
PSTB
5V
5V
8V
to CTRL
unit J7
from RF
unit J741
to PA
unit J3
to RF
unit J951
AGC
to PLL
unit J1
C856 0.1 C853 0.1 C834 0.1
MDAT
MCK
FZRX
FZTX
FZRS
FZVP
FZMD
FRMD
SQSS
AFO
MICE
MSND
GND
GND
GND
GND
14V
14V
PWRK
TMD
SPE
RANS
SATV
BLBV
BLAV
SCPL
BSTB
UNLC
RSEL
CON2
CON1
CON0
PSTB
to DISPLAY
board J301
GND
8V
FMTL
8V
GND
-5V
GND
-5V
GND
-8V
GND
-8V
DRAF
GND
DTAF
AGC
GND
GND
DMAF
GND
D5VA
GND
D5VA
GND
D5VA
GND
DRIF
DTIF
GND
GND
AGRS
3R3V_d
GND
3R3V_d
M5V_d
GND
GND
NSQ0
DSDR
DPGI
MODS
FMNS
MCK
CALS
DSFW
ACKS
MDAT
DSRS
DSFR
AMS
CTFL
TXS
RTDT
MSL1
GND
DSKY
GND
GND
P50S PHFS AMS AMS EALC TRV TRVI
-
+
-
+
-
+
NBS NBLS UNLC
MODS
-
+
-
+
DRIF
3LO
-
+
-
+
-
+
VX2
MOSL
AMPO
VX1
VOXL
MSL1
RECI
DMAF
MSL2
VSYNC
HSYNC
B
G
R
YOBI
DRES
LMFD
LFMD
L451 10uH
C837 0.0047
C827 0.1 C828 0.1 C829 0.1
C826 0.1
C831 0.1
DRES
C836 47
C835 100
CP841
GND
GND
GND
GND
C211 0.0047
L205 HF50ACC322513-B
C209 470
Q507
DTA114EE
R516
22k
Q506
DTC144TE
Q505
2SA1576
UNSB
R517
470k
R511 100k
CP501 CP502
C123 0.1
D115
1SV308
L115 330uH
R291 47
R115 220
R286 330
ALC
C241 0.1
-
+
5
6
7
R107
100k
R108
470
R106 100k
IC101B
NJM4558M
BANV
BANS
C131 0.1
R126
10k
R136
1k
C104
0.1
R119
10k
C126
0.1
R135 1k
R252
1.8k
R253
1.8k
ALCL
D542 MA2S111
-
+
8
4
C572 0.1
3R3V
R340 1k
C327
1
W365
R390 470
C390 0.1
R395 100k
R377
4.7k
R479 6.8k
R480 15k
R471
10k
C467 0.001
R371 470k
STON
R325
1k
R321
4.7k
C320
1
SPCH
R392
RV-108
C392
0.1
R394
100k
R393 47k
3R3V
CP741 CP745 CP747 CP750
CP752 CP753 CP755 CP704
CP761 CP762 CP760 CP703 CP757 CP758
CP783 CP782 CP781 CP775 CP774 CP772 CP771
CP876 CP870 CP871 CP872 CP873 CP874 CP875 CP786
CP789 CP788
CP790 CP791 CP792 CP793 CP794 CP795 CP796 CP797 CP798 CP799 CP800
CP813 CP814
CP815
CP833
CP820
CP811
CP816
CP801
CP831 CP854 CP830 CP822 CP823 CP824 CP825 CP826 CP827 CP828
CP844 CP845 CP848 CP832
CP849 CP850 CP851 CP852
CP271 CP272
CP222
CP228
CP231 CP232 CP233 CP234 CP235 CP236 CP237 CP238 CP239 CP241
CP242
CP207 CP209 CP208 CP210
CP211
CP212
CP201
CP202
CP203
CP204
CP205
CP206
T/R 2IF
MICI
CP853
CP856
T/R 2IF
DTIF
ALC
AGC
MICI
TRVI
DTIF
AGC
MICI
D5VA
M5V
AFE
M5V
8V
R370 100
R320 100k
BUS LINE
M5V
Z1
C287 100
D116
1SV308
to DSP
board J2001
to DSP
board J2002
R537 NTCCS20123SH
13
C376 0.01
R341
100k
C335 0.022
Q333
CPH3404
C341 0.1
R343
10k
Q334
DTC114EE
AMS
MAIN(2)
R342 220k
SSB 3.5V
FM 0V
SSB 0V
FM 3.4V
4.0V
2.0V
10-4 MAIN UNIT (1)
10 - 4