Icom ID-51A Service Manual - Page 49

B7723B, EP784, FI880, IC441, IC901, IC953

Page 49 highlights

J2 • MAIN UNIT (BOTTOM VIEW) J4 J5 D909 C22 C29 L6 R21 C26 IC8 C1001 R17 D906 C31 C35 MP11 EP3 R274 IC16 C360 EP788 C1000 EP787 C999 EP782 EP785 R273 C365 EP783 IC441 C446 C371 C448 C445 C34 EP23 C38 C977 C980 IC955 R462 R442 C994 C46 EP786 C447 C50 EP781 C441 C443 C979 C978 R968 R278 C442 IC20 R280 C270 C369 R281 Q20 R43 C48 IC2 C271 R30 C367 R25 C274 R276 R465 R144 C273 R143 C272 R277 R145 IC11 C190 R182 R173 R170 C202 C214 C196 R172 C193 C192 R179 C186 C212 C171 C959 MP10 R142 C145 C69 C960 C187 D16 R162 IC953 MP9 R64 R57 R63 C66 L3 L2 C64 C61 C42 C41 C151 C56 R49 IC4 C939 IC18 C940 C988 R905 C913 C852 R904 C855 C912 C919 R903 C911 IC901 C917 C916 C925 C920 R907 C909 C915 C927 L903 L1 C150 R913 C923 R908 C922 C921 C928 R915 Q901 C926 C929 C858 R911 R906 C170 R160 IC13 D15 EP784 R18 R26 R22 C37 R28 MP12 EP12 EP7 EP9 C12 C18 EP8 R441 C795 C792 EP11 C796 C797 MP13 R7 C358 C19 C14 R10 EP10 C217 C225 C221 R192 C224 R201 C220 L45 R202 C229 Q41 C216 C219 C223 L14 EP14 Q39 R176 R185 R186 C203 C206 MP1 C197 C204 C238 Q44 C244 L19 R209 C235 D22 D23 C222 C240 R193 C253 R268 C256 C218 R212 R260 C243 R211 R214 C363 R257 R256 R261 C338 R263 R197 R196 C180 R198 C226 C228 C331 R161 R204 Q36 Q40 Q50 C232 R255 C337 R199 R262 D34 R258 C341 C955 C861 R195 L831 Q851 C859 R831 R836 C833 C832 C836 R835 C830 C834 R833 Q49 C340 R259 L602 D602 C804 FI3 C259 C742 C743 C603 C602 R821 C264 R820 D820 C794 C263 R222 L820 D801 R802 C822 C821 C820 R822 R801 L801 C801 C823 Q820 C705 C704 R825 L821 C824 C803 C802 R824 D702 L701 Q801 R803 R806 C970 C605 R604 C805 D603 L803 L603 C825 R826 R823 C701 C806 L802 C826 D703 R805 C703 R703 R704 C707 R606 C710 R705 C971 R707 R702 L604 L702 C706 C606 R605 C610 C607 R741 Q601 C609 C713 C708 C702 C709 C748 R804 C604 R603 C608 Q701 R602 R608 D741 R742 L830 D742 R744 C745 R743 C746 C741 L740 C740 R834 C881 R880 C853 Q830 Q850 C856 R832 D830 C854 C831 D811 C850 R811 Q852 R830 C884 C860 C883 R881 L811 C812 R812 C811 C813 FI880 C882 C880 D880 D642 L641 Q811 C817 C815 C814 C642 L813 R816 R814 C641 L906 C643 C972 C644 C647 C649 L642 D643 C646 R644 R643 L643 R642 C973 R646 R815 C749 C750 C969 R813 L741 R746 C744 R745 Q740 C751 R748 R750 C752 D644 R647 R648 C648 C645 C652 C614 C615 D743 L908 R747 R607 R610 C613 R709 R708 C726 R711 R725 D604 C711 D704 C714 C617 C619 L606 R613 R612 L605 C620 C616 D605 D606 L742 C755 L703 R614 C715 R713 C717 D705 C716 C754 D744 R752 C753 C659 R961 R616 C658 L645 R653 R652 L644 C654 R650 Q641 C653 C655 L907 R645 D645 D646 C657 R615 C623 R617 C621 R618 R619 C626 Q602 C625 C756 L607 R714 R716 C718 R753 L608 C627 R621 R715 R82 C87 C793 R718 C630 L704 R200 C200 L17 R207 MP8 C362 Q43 L904 C725 C976 R721 L705 R719 C964 L909 C724 L706 R785 D781 C712 R976 C789 D501 C975 C530 D903 D506 R503 R501 C509 D505 C520 D502 C519 C524 C522 L508 L507 C526 C532 R507 C536 C541 C527 R512 Q504 R510 C528 C723 C531 D508 Q702 D510 L511 C529 C545 D511 C548 C550 C554 R516 C551 L512 C635 C722 L514 R8 C539 C540 L612 C634 R717 C719 C8 C631 L610 C517 D513 D509 R508 R515 R514 R511 C533 C560 C543 D512 R513 V5 V10 V15 V20 V25 V30 V35 V40 V45 V50 The combination of top side and bottom side of this R914 D901 R912 R909 V0 H0 H5 H10 H15 H20 H25 H30 H35 H40 H45 H50 H55 H60 H65 H70 H75 H80 H85 H90 V15 • VCO2 UNIT (BOTTOM VIEW) B7723B J1 V10 V15 • VCO1 UNIT (BOTTOM VIEW) B7723B V10 J1 V5 V5 V0 V0 H0 H5 H10 H15 H20 H0 H5 H10 H15 H20 9-4

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9-4
The combination of top side and bottom side of this
• MAIN UNIT
(BOTTOM VIEW)
• VCO2 UNIT
(BOTTOM VIEW)
• VCO1 UNIT
(BOTTOM VIEW)
J4
J5
J2
C8
C12
C14
C18
C19
C22
C26
C29
C31
C34
C35
C37
C38
C41
C42
C46
C48
C50
C56
C61
C64
C66
C69
C87
C145
C150
C151
C170
C171
C180
C186
C187
C190
C192
C193
C196
C197
C200
C202
C203
C204
C206
C212
C214
C216
C217
C218
C219
C220
C221
C222
C223
C224
C225
C226
C228
C229
C232
C235
C238
C240
C243
C244
C253
C256
C259
C263
C264
C270
C271
C272
C273
C274
C331
C337
C338
C340
C341
C358
C360
C362
C363
C365
C367
C369
C371
C441
C442
C443
C445
C446
C447
C448
C509
C517
C519
C520
C522
C524
C526
C527
C528
C529
C530
C531
C532
C533
C536
C539
C540
C541
C543
C545
C548
C550
C551
C554
C560
C602
C603
C604
C605
C606
C607
C608
C609
C610
C613
C614
C615
C616
C617
C619
C620
C621
C623
C625
C626
C627
C630
C631
C634
C635
C641
C642
C643
C644
C645
C646
C647
C648
C649
C652
C653
C654
C655
C657
C658
C659
C701
C702
C703
C704
C705
C706
C707
9
0
7
C
8
0
7
C
C710
C711
C712
C713
C714
C715
C716
C717
C718
C719
C722
C723
C724
C725
C726
C740
C741
C742
C743
C744
C745
C746
C748
C749
C750
C751
C752
C753
C754
C755
C756
C789
C792
C793
C794
C795
C796
C797
C801
C802
C803
C804
C805
C806
C811
C812
C813
C814
C815
C817
C820
C821
C822
C823
C824
C825
C826
C830
C831
C832
C833
C834
C836
C850
C852
C853
C854
C855
C856
C858
C859
C860
C861
C880
C881
C882
C883
C884
C909
C911
C912
C913
C915
C916
C917
C919
C920
C921
C922
C923
C925
C926
C927
C928
C929
C939
C940
C955
C959
C960
C964
C969
C970
C971
C972
C973
C975
C976
C977
C978
C979
C980
C988
C994
C999
C1000
C1001
D15
D16
D22
D23
D34
D501
D502
D505
D506
D508
D509
D510
D511
D512
D513
D602
D603
D604
D605
D606
D642
D643
D644
D645
D646
D702
D703
D704
D705
D741
D742
D743
D744
D781
D801
D811
D820
D830
D880
D901
D903
D906
D909
EP3
EP7
EP8
EP9
EP10
EP11
EP12
EP14
EP23
EP781
EP782
EP783
EP784
EP785
EP786
EP787
EP788
FI3
FI880
IC2
IC4
IC8
IC11
IC13
IC16
IC18
IC20
IC441
IC901
IC953
IC955
L1
L2
L3
L6
L14
L17
L19
L45
L507
L508
L511
L512
L514
L602
L603
L604
L605
L606
L607
L608
L610
L612
L641
L642
L643
L644
L645
L701
L702
L703
L704
L705
L706
L740
L741
L742
L801
L802
L803
L811
L813
L820
L821
L830
L831
L903
L904
L906
L907
L908
L909
MP1
MP8
MP9
MP10
MP11
MP12
MP13
Q20
Q36
Q39
Q40
Q41
Q43
Q44
Q49
Q50
Q504
Q601
Q602
Q641
Q701
Q702
Q740
Q801
Q811
Q820
Q830
Q850
Q851
Q852
Q901
R7
R8
R10
R17
R18
R21
R22
R25
R26
R28
R30
R43
R49
R57
R63
R64
R82
R142
R143
R144
R145
R160
R161
R162
R170
R172
R173
R176
R179
R182
R185
R186
R192
R193
R195
R196
R197
R198
R199
R200
R201
R202
R204
R207
R209
R211
R212
R214
R222
R255
R256
R257
R258
R259
R260
R261
R262
R263
R268
R273
R274
R276
R277
R278
R280
R281
R441
R442
R462
R465
R501
R503
R507
R508
R510
R511
R512
R513
R514
R515
R516
R602
R603
R604
R605
R606
R607
R608
R610
R612
R613
R614
R615
R616
R617
R618
R619
R621
R642
R643
R644
R645
R646
R647
R648
R650
R652
R653
R702
R703
R704
R705
R707
R708
R709
R711
R713
R714
R715
R716
R717
R718
R719
R721
R725
R741
R742
R743
R744
R745
R746
R747
R748
R750
R752
R753
R785
R801
R802
R803
R804
R805
R806
R811
R812
R813
R814
R815
R816
R820
R821
R822
R823
R824
R825
R826
R830
R831
R832
R833
R834
R835
R836
R880
R881
R903
R904
R905
R906
R907
R908
R909
R911
R912
R913
R914
R915
R961
R968
R976
H0
H5
H10
H15
H20
H25
H30
H35
H40
H45
H50
H55
H60
H65
H70
H75
H80
H85
H90
V0
V5
V10
V15
V20
V25
V30
V35
V40
V45
V50
J1
B7723B
H0
H5
H10
H15
H20
V0
V5
V10
V15
J1
B7723B
H0
H5
H10
H15
H20
V0
V5
V10
V15