Icom IC-756PRO - 10-8 RF UNIT

RANT
XVRT
J111
DS111
HRS-4160A
R112 2P-50-W1L301
R111 10k
C116 47p
C115
15p
L112
0.12uH
C114 82p
L111
82nH
C113
75p
C112 33p
C111
0.1
J101
RX
from CTRL
unit J2
D101
1SS302
D102
1SS302
RL101
AHY103
C101 0.0047
RL121
AHY103
R121
47
C121 0.0047
R123
150
C122 0.0047
R122
100
R124
68
C131
0.1
D131
1SV265
2
1
3
4
5
R132 100k
C132 0.1
Q131
DTC114EE
L131
330uH
L132
4.7uH
R145 2P-50-W1L301
R144 10k
C145
0.1
D142 MA77
C144 0.1
1
2
3
6
5
4
Q141
UMH11N
R147 100k
R143 2.2k
C143 0.1 R142 100k C142 0.1
L141
330uH
R141 330
D141
1SV265
1
2
5
4
3
Q143
DTC114EE
C171
0.0027
L174
4.7uH
L171
330uH
R171 100k
L172 4.7uH
L173 5.6uH
C174 0.1
C173
0.0015
RL122
AHY103
Q132
DTC114EE
R133
10k
ATT2
ATT1
RANV
14VL
8VL
TRVI
R151 330
R152
15
R153 330
C151 0.1
C152
0.1
GND
GND
GND
IN
OUT
GND
GND
VCC
IC151
uPC1678G
5
6
7
81
2
3
4
R158 4.7
L151 22uH
C153 0.1
C154
0.1
C155 82p
C156
12p
C157 82p
L152
0.12uH
R161 470 R163 470
R162
10
from PA
unit J1
J151
PAI
Q151
UMH11N
1
2
3
6
5
4
D152
MA2S111
D151
MA2S111
R156 10k
Q153
DTC114EE
Q152
2SA1576
R160
1k
R159 47k
R154 180
R155
100k
T8V
5VL
TRVI
Q905
UMC3N
4
5
3
2
1
PRE2
14VL
1
Q904
UMC3N
2
3
5
4
PRE1
R936 100k R935 100k
D901
DAN222
Q901
UMH11N
D902
DAN222
4
5
6
3
2
1
Q902
UMH11N
5
4
6
2
3
1
Q903
UMC3N
1
2
3
5
4
C158 0.1
14V
14V
AGC
8V
ALC
R8V
T8V
-5V
5V
TRVI
RANS
SATV
BLBV
BLAV
SCPL
GND
MDAT
MCK
BSTB
L951 HF50ACC322513-B
C951 10
C952 0.1
C953 10
C954 0.1
C955 10
C956 0.1
STR
D
CLK
DE
Q1
Q2
Q3
Q4
Q5
Q6
Q7
Q8
QS
QS
C901 0.1
1
2
3
15
4
5
6
7
14
13
12
11
9
10
8
BSTB
MDAT
MCK
8
10
9
11
12
13
14
7
1
C902 0.1
2
3
D
STR
CLK
DE Q4
15
Q5
5
Q3
Q1
Q6
Q2
Q7
Q8
4
QS
QS
6
IC902
BU4094BCFV
IC901
BU4094BCF
R902 4.7k R901 4.7k
C904 0.1
IN1
IN2
IN3
IN4
IN5
IN6
IN7
IN8
VS
O1
O2
O3
O4
O5
O6
O7
O8
GND
IC904
TD62783AF
1
2
3
4
5
6
7
8
910
11
12
13
14
15
16
17
18
16
16
R921 10k R922 10k R923 10k R924 10k
R930 10
R929 10
R928 10
R927 10
9
8
7
6
5
4
3
2
1
10
11
12
13
14
15
16
17
18
IC903
TD62783AF
VS
IN8
IN7
IN6
IN5
IN5
IN3
IN2
IN1 O1
O2
O3
O4
O5
O6
O7
O8
GND
R905 10k R906 10k R907 10k R908 10k R909 10k R910 10k R911 10k R912 10k
R920 10
R919 10
R918 10
R917 10
R916 10
R915 10
R914 10
R913 10
D391
1SV263
B0
B1
B2
B3
B4
B5
B6
B7
B8
B9
B10
B10W
L391 10uH
C391 0.0047
W392
C393 68p
C394
18p
C395 68p
L393
0.15uH
C396
82p
C397 560p
L394 0.33uH
C398
82p
L395 10uH
R391 100
C399 0.0047
B10W
D392
MA77
D371
1SV263
L371 10uH
C371 0.0047
L372
0.14uH
C372 68p
C373
30p
L373
0.14uH
C374 75p
C375
18p
L374
0.14uH
C377
68p
C378 390p
C376 39p
L376 0.14uH
R371 100
C380 0.0047
D372
MA77
B10
D331
1SV263
L331 100uH
C331 0.1
L332
0.33uH
L333
0.39uH
C333
30p
C332 180p C334 100p
C335
300p
C336 0.0012
L334 0.47uH
C337
150p
R331 100 C338 0.1
L335 0.47uH
D332
MA77
D291
1SV265
1
2
5
4
3
L351 100uH
C351 0.1
B8
B9
L352
0.33uH
C352
8p
C353 180p
C354
27p
L353
0.27uH
C356
180p
C355 100p
C357 0.0012
L354 0.33uH
C358
100p
L355 0.39uH
R351 100 C359 0.1
D292
MA862
1
2
4
3
L375 0.14uH
L291 100uH
C291 0.1
L292
1.2uH
C292 330p
C293
47p
L293
1uH
C295
560p
C296 0.0027
L294 1uH
C297
330p
B6
L295 1.8uH
R291 100 C298 0.1
D311
1SV263
L311 100uH
C311 0.1
L312
0.39uH
L313
0.56uH
C313
47p
C312 270p C314 150p
C316 0.0012
L314 0.68uH
C315
470p
C317
240p
L315 1uH
R311 100 C318 0.1
B7
D312
MA77
L181 330uH
C181 0.1
L182
4.7uH
C182 0.0033
L183
6.8uH
C183
390p
C184 0.0033
C185
0.1
R181 100 R183 100
R182
68
C186 0.1 R184 47
D271
1SV263
L271 100uH
C271 0.1 C272 560p
L272
1uH
L273
1.2uH
C273
68p
C274 330p
C275
680p
C276 0.0039
L274 1.2uH
C277
390p
L275 1.5uH
R271 100 C278 0.1
D272
MA77
B5
D231
1SV265
1
2
5
4
3
D232
MA862
1
2
4
3
L251 100uH
C251 0.1
L252
1.2uH
C252 820p
C253
82p
L253
1.5uH
C254 470p
C255
0.001
C256 0.0056
L254 1.5uH
C257
560p
L255 1.5uH
R251 100 C258 0.1
B4
L231 330uH
C231 0.1
C232 0.0012
L232
1.5uH
L233
2.2uH
C233
120p
C234 680p
C235
0.0033
C236 0.0056
L234 2.7uH
C237
0.001
L235 3.9uH
R231 100 C238 0.1
B3
D191
1SV263
L191 330uH
C191 0.1
C193 0.001
L192
2.7uH
C194
680p
C195 0.0022
L193
3.9uH
C196
220p
C197 0.0012
C192
0.1
L194 330uH
R191 100 C198 0.1
D192
MA77
B1
D211
1SV263
L211 330uH
C211 0.1
C212 0.0012
L212
2.2uH
L213
2.7uH
C213
200p
C214 560p
C215
0.0022
C216 0.01
L214 3.9uH
C217
0.0012
L215 4.7uH
R211 100 C218 0.1
D212
MA77
B2
C411
0.1
R411 330
L413 4.7uH
L411 330uH
R412 560
L412 330uH
D431
MA77
PRE1
PRE2
POFF
14VL
AGC
8VL
ALC
T8V
R8V
5VL
BLBV
BLAV
SCPL
C431 0.1
L431
150uH
R431 47 R432 47
C432
0.1
D441
MA862
2
1
3
4
L441
LR-86
Q441
2SK2171
Q442
2SK2171
R441 47 C441 0.1 C442 0.1 R442 22 C443 0.1 R443 22
C444
0.1
C445 0.1
L444
100uH
R444 47
D442
MA862
1
2
4
3
R451 47
C452
0.1
L453 4.7uH
L451 100uH
SETC
IN
BYPS
BYPS
IC451
uPC1658G
VCC
OUT
SETE
GND
C454 0.1 R453 100 C456 0.1
L452 100uH
C451 0.1
C457 0.1
R454 150 R456 150
R455
39
C455
0.1
5
6
7
8
4
3
2
1
PRE2
8VL
PRE1
14V
D772
MA77
R964
39
R963 150 R962 150
C969 0.1 R965 100
C775 18p
D771
HSB88WS
L772
617DB-1327
C774 5p
L771
617DB-1327
6
C968
0.1
532
14
C967 0.1
IC961
uPC2708T
C966
0.1
C965 82p
C964
18p
L962
0.15uH
C963 100p
C962
68p
C961 56p
L961
82nH
R966 100
L754
0.15uH
L753
0.15uH
C759
7p
C761 56p C760 56p
L752
LS-484B
C756 0.0047
R755 100
Q751
2SK882
C754 7p R752 1k
R753 150
C753 0.001
C752 0.0047
R758
4.7
C751
0.001
L755
0.68uH
R756 2.2k
C758 0.0047
L963 22uH
T8V
ALC
C711
0.0047
D711
MA862
3
4
2
1
L711
LS-254
R711 1.8k
C712 0.0047 C713 0.0047
R712 1k C714 8p
FI711a
FL-315
C715 8p
D432
MA77
D421
MA77
C491
0.1
C481
220p
R481 47k
D481
MA77
R491 220
L601
0.12uH
C609
33p
C608 9p
C610
18p
C601 33p
C602
18p
L602
0.27uH
C603 39p
L603
0.33uH
C604
6p
C605 22p
C606
0.1
R601 220
L604 330uH
L606
68nH
Q601
2SK2171
C607 6p
L605 0.68uH
R471 560
L471 330uH
L611
LR-362
C613
0.1
R612
1k
R613
1k
C614
0.1
C611 0.1
R616 RV-148
Q611
2SK1740
Q613
2SK1740
L612
100uH
Q612
2SK1740
Q614
2SK1740
C616 1p
R622 47 C617 0.1
L613
LS-309
L621
0.27uH
L622
0.27uH
C622
5p
C621 33p C623 27p
C631 0.1 R631 220
D631
1SV265
2
1
3
5
4
C632 470p
C633 0.0047
L631
10uH
D635
MA77
C634 470p
D633
1SV263
D632
1SV265
2
1
3
5
4
C635 0.0047
L633 10uH
C637
0.0047
C636
0.0047
R651 220
L651 10uH
Q651
2SK1740
C655 TZVY27060A110
C651 0.1
L652 0.27uH
R653 2.2k
C652
18p
R666 220
L666
LR-358
L665
68nH
L664
68nH
C668
7p
C666
10p
C669 27p C667 33p C665 24p
L667
68nH
C664
0.001
R633 1k R634 2.2k
R632
1.5k
C638 0.1
C639 0.1 L632 10uH
Q631
2SC4081
R635
10k
C640 10
D636
MA2S111
L662 0.33uH
R665 120 C663 0.1 W662
Q661
2SC4673
R663
33k
C661
39p
R661 68
L661 0.22uH
C510
18p
L501
0.12uH
C508 9p C501 33p
C509
33p
C502
18p
L502
0.27uH
L503
0.33uH
C503 39p C505 22p
C504
6p
C506
0.1
R501 220
L504 330uH
L506
68nH
Q501
2SK2171
C507 6p
L505 0.68uH
R522 47 C517 0.1
L513
LS-309
C516 1p
L511
LR-362
R512
1k
C513
0.1
C514
0.1
R513
1k
C511 0.1
R516 RV-148
Q513
2SK1740
Q511
2SK1740
L512
100uH
Q512
2SK1740
Q514
2SK1740
R531 220 C531 0.1
L521
0.27uH
C522
5p
L522
0.27uH
C523 27p C521 33p
L566
LR-358
R566 220
D531
1SV265
2
1
3
5
4
R539 2.2k
C541 0.0047
R537
2.2k
C542
0.0047
C532 470p
C533 0.0047
C534 470p
D533
1SV263
C535 0.0047
D532
1SV265
2
1
3
5
4
L533 10uH
C537
0.0047
C536
0.0047
R551 220
L551 10uH
Q551
2SK1740
C555 TZVY27060A110
C551 0.1
L552 0.27uH
R553 2.2k
R533 1k R534 2.2k C538 0.1
R532
1.5k
C539 0.1 L532 10uH
Q531
2SC4081
R535
10k
C540 10
D536
MA2S111
C570 0.1 R578 1k
C772 0.0047
R772
33
R773 180 R771 180
C771 0.0047
R774 820
D561
MA862
3
4
2
1
R567 1k C569 27p
L565
68nH
L564
68nH
L567
68nH
C568
7p
C566
10p
C567 33p C565 24p
C564
0.001
L562 0.33uH
C563 0.1 R565 120
R563
33k
W562
Q561
2SC4673
C561
39p
R561 68
L561 0.22uH
L663
10uH
L563
10uH
D534
MA77
R482 2.2k
L491
LR-395
FI711b
FL-315
C716 8p
L713
LS-254
R721 1k
C721 0.0047
D721
MA862
1
2
4
3
R781 1k
C781
0.1
D781
1SV265
2
1
3
5
4
R782 220
L784 10uH
L712
LS-254
C784 0.1
D782
1SV263
C785 0.1
C786 0.1
L781
10uH
D783
1SV265
2
1
3
5
4
L782
10uH
L783 10uH
C787 0.1
C788
0.1
C789
0.1
L721
LS-484B
C724 0.0047
R723 18k
C723
10p
R722 1.8k
R724
10
C722 0.001
R726 47
R728 150
C726 0.0047
Q721
3SK131
C727 12p
C728 0.0047
L722
LS-484B
L941
LR-358
R943
470
C942
0.1
Q943
2SK1740
Q941
2SK1740
Q942
2SK1740
Q944
2SK1740
R941
470
C941
0.1
R944
1k
C944 0.1 C948 10
Q945
2SD1664
R946 47 C957 0.1
W941
C744
0.1
R947
220
L942
LR-358
L943
LS-532
C943 0.1
D751
MA77
R759
2.2k
C757 0.0047
Q722
UMC3N
4
1
2
3
5
R784 4.7k
R786 1k
R785
1.2k
R789 330
Q781
2SC4081
R788 10k
C791 0.01 R787 1k
C755 12p
D784 MA8056
R8V
R733
15
R734 330 R735 330
R736 1k C731 0.1
L741
LR-358
D741
HSB88WS
C742 470p
L742
LR-395
R743 330 R741 330
R742
15
L745 330uH
D743
1SV308
R746 470
C745
0.1
14VL
R708 1kC706 0.1
D701 MA862
2
1
3
4
C701 0.0047
R701 1k
L701
LS-484B
Q701
2SK882
R704 100k
C703 15p
C702 0.0047
R702
100
C704
0.0047
R705 330
R706
15
R707 330
5VL
-5V
SATV
-
+
14
13
12
IC871d
NJM2058M
8VL
-
+
10
9
8
R883
150k
R882 470k
R881
150k
IC871c
NJM2058M
R884
470k
C874 0.0047
L871 100uH
D871 1SS372
R876
1k
-
+
5
6
7
IC871b
NJM2058M
R875 82k
R874 390k
R873
100k
5VS
8VS
-5VS
R871 15k
R872 RV-109
C863 0.001
C862 10 R866 1M
R865
2.2k
D861
MA2S111
1-
+
2
3
C872 0.1
R862
2.2M
C873 0.1
4
11
L873 100uH
IC871a
NJM2058M
R864 150k
R863 RV-108
R861
470k
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
OSCIN
OSCOUT
MIXOUT
VCC
IFIN
DEC
FILOUT
FILIN
MIXIN
GND
N-REC
N-DET
RSSI
IFOUT
QUAD
AFOUT
IC841
TA31136FN
C847 0.1
R847
220
OI
FI842
CFJ455KB
R846 220 C848 0.1
R848
1k
C845 0.001
R845 100k
C844
0.0047
L842 10uH
FI841
SFECV13.35MA
C840
7p
FI843
SFECV13.35MA
L841 1.8uH
C841 100p
L872 100uH
C813
10p
R803
10k
R804 1k
C802 0.0047
Q801
2SC4081
C803 0.0047
R806 10k
L802
2.7uH
R807
1k
D801 1SV263
C805
0.0047
Q811
2SK882
R811 4.7k
C814 0.001
R812 150
C815 15p
R813 47
C816 0.0047
L812
LS-484B
C819
2p
R814 680
C820 0.001
R815 150
Q812
2SK882
C818 15p
R818 47
C823 0.0047
L813
LS-484B
R819 330
R820
15
R821 330
L831
LR-358
D831
HSB88WS
L832
LR-358
R833 330
R832
15
R831 330
L833
LS-484B
C835 0.0047
C833 7p
R834 100
R131 330
Q831
2SK882
R835 47
C834
0.0047
from MAIN
unit J811
J661
1LOB
from PLL
unit J651
J481
MKR
from PLL
unit J851
Q632
2SD1664
R637 47
C653 10
L653
LR-358
R638 150
J561
1LOA
from PLL
unit J351
Q532
2SD1664
C553 10
R538 47
8VL
C705 0.1
J741
T/R2IF
W741
W742
P741
to MAIN
unit J101
J901
2LO
from PLL
unit J81
C846 0.0047
from PLL
unit J801
J841
S3LO
J831
from PLL
unit J901
S2LO
C950 0.047
R146
10k
C141
0.1
C172 0.0068
C133 0.1
c b a
RANS
MDAT
MCK
BSTB
c
BSTB
MCK
b a RANS RANV ATT2 ATT1
C903 0.1
C379
47p
C294 180p
R841 47
L445
150uH
C453
0.1
R452
680
8VL
BLBV
R8V
8VL
BLAV
C783 0.1
14VB
R934
10k
R933 10k
J951
C970 0.0047
C875 0.047
POFF
C446 470
R961
10
L531
10uH
D535
MA77
C552
18p
R730 47
C806 0.047
RF UNIT
CP871
SATV
SAGC
8VS
BLBV
BLAV
C743 0.1
R744 1k
C746 0.1
D742
1SV308
C656 0.1
L634 120uH
L530
10uH
C556 0.1
C657 0.1
L534
120uH
R8V
14VL
8VL
T8V
CP972 CP971 CP970 CP969 CP968 CP967 CP966 CP965 CP964 CP963 CP962
CP961 CP960 CP959 CP958 CP957 CP956 CP955 CP953 CP952 CP951CP954
5VL
14VL
PRE1
PRE2
POFF
14VL
AGC
8VL
ALC
R8V
T8V
5VL
BLBV
BLAV
SATV
L443
LR-397
L442 2.7uH
C447 0.47
MKR
L568
10uH
R727
10k
C732 0.0047
S3LO
R760 56
R751 1k
L746 330uH
SAGC
8VS
BLBV
BLAV
R808 150
BLBV
BLAV
Selected 12.0V
Unselected 0V
ATT 0.6dB 12.0V
ATT 12.18dB 0V
ATT 0.12dB 12.0V
ATT 6.18dB 0V
PREAMP1 ON 13.2V
OTHER 0V
PREAMP2 ON 13.2V
OTHER 0V
maker ON
scope activate
scope ATT 0dB
3.8V
11.7V
1.0V
2.6V
12.2V
RX 3.6V
TX 2.9V
11.7V
RX 13.0V
TX 0V
3.3V
RX 1.2V
TX 0V
RX 1.2V
TX 0V
RX 4.6V
TX 0.7V
RX 5.2V
TX 1.4V
RX 8.0V
TX 0.7V
RX 0V
TX 6.7V
RX 13.3V
TX 0V
A
B
1.38V
Scope ATT
0 dB
10 dB
20 dB
30 dB
AB
scope activate
0.2V
0.8V
1.4V
3.4V 3.6V
0V
0.73V
6.6V
12.5V
RX 3.1V
TX 2.8V
12.8V
12.2V
2.2V
3
12.9V
4
9.5V
1
2
D-WATCH
OFF
ON
left
center
right
BAL 2134
0.4 4.70 4.8
0.4 4.70 4.8
4.7 4.74.8 4.8
4.7 0.44.8 0
MEASUREMENT CONDITIONS
VOLTMETER :50kΩ/VDC
OSCILLOSCOPE:20MHz
DISPLAY :14.1MHz USB
10-8 RF UNIT
10 - 8