Icom ID-51A Service Manual - Page 56

TX VHF:1.59V

Page 56 highlights

C858 47P C860 100P • MAIN UNIT (2/3) TTEMP 3VS VCC-I 5VS Q37 2SA1832 T5 R164 47k 22 C176 R158 3.9k C173 0.01 C328 0.001 R253 T3C_INV R163 D17 1k L1SS400 T5 0.001 C166 D14 HVD14T4XA1.81V C329 5P R123 6.8k 27k L41 56N C327 5P R254 47 C330 0.001 TX 4.53V C126 0.001 Q48 2SC5006 R121 0 Q51 2SC4738 R122 0 C183 0.001 EP13 MMZ1005Y102CT C189 0.001 C127 0.1 ABPF1 ISET1 R169 22k R178 1M C198 0.01 IC12 3 5 TA75S01F 4 1 2 C177 0.001 R171 33k R177 330k C194 0.047 330k R188 ABPF2 ISET2 BBPF1 PSET C253 0.01 R268 330 FL-439 6 2 4 OUT GND 5 GND IN 3 1 FI3 TXMUTE B_LOOUT ALO R222 100 C263 0.01 C207 0.001 R189 22k HVD144A D801 R802 C2012C L801 LRB706F C256 8P C264 6P D23 22 R801 15P C259 R812 C2012C L811 22 R811 R822 C2012C C880 0.01 R880 220 C881 7P FL-429 6 2 4 OUT GND GND I 3 1 FI880 R881 22 C883 6P C884 0.01 18P 5 D880 LRB706F C882 Q853 2SA1832 R3 0.001 C862 R962 5.6k R3 C865 0.001 C852 0.001 C855 0.001 3.22V VHFC UHFC Q850 1 5 UR3 2 3 4 VR3 DMA561050 Q851 1 UR3 5 UAR3 2 3 4 UBR3 DMA561050 C856 47P C853 0.001 VR3 Q852 1 5 VAR3 2 3 4 VBR3 DMA561050 C859 47P C861 47P R830 8.2k R820 8.2k HVD144A D811 HVD144A D820 HVD144A D830 R821 L820 22 L830 C2012C R832 R831 22 0.001 C830 0.01 C832 270 C831 15P 0.001 C820 0.01 C822 560 C821 22P 0.001 C811 0.01 C813 270 C812 15P 0.001 C801 0.01 C803 560 C802 22P C200 0.001 L14 LQW18AN68NG00D R176 6.8 C197 C203 C206 0.1 0.001 0.01 TX:0.64V RKP300KJ RKP300KJ R186 8.2k D20 R174 1k D21 R180 1k 0.001 C204 1Rk183 R185 2.7k R184 1.5k EP14 0.1 C219 0.1 C223 R200 220 7.38V MMZ2012Y102B C216 0.001 L17 47N Q39 MT3S19TU C221 10 C225 0.001 C229 0.1 R202 47k TX:1.96V C217 0.001 R192 390 C220 0.001 L45 18N C224 12P RFM01U7P Q41 R201 47 3.3k R205 R181 10k C201 0.001 C208 0.001 100 R187 MMZ1005Y102CT EP15 R191 1M C215 0.001 TX:4.54V IC14 1 8 2 7 3 6 4 5 LM2904PWR R194 33k R203 560k C231 0.01 C230 0.01 C233 0.22 R206 15k R216 10k VHF:3.08V UHF:0V VHF:0V UHF:3.08V 0.001 C246 R275 47k R215 220 Q43 LDTC144EE C234 0.01 R207 15k C362 1 2.89V Q801 BB506C C804 0.001 3.01V 2.88V Q811 BB506C C814 0.001 3.02V 2.84V Q820 BB506C C823 0.001 3.00V 2.87V Q830 BB506C C833 0.001 3.01V R833 82k R834 100k R835 100k L831 LQW18ANR15G00D R836 1k R823 82k R824 100k R825 100k L821 47N C825 7P R826 2.7k R813 82k R814 100k R815 100k R816 1k R803 82k R804 100k R805 100k R806 1k C806 2P 1.42V C805 0.001 L803 68N L802 18N D802 HVD144A 1.41V C815 0.001 L813 56N L906 18N D812 HVD144A R827 ALO 4.7k C817 2P C969 0.001 1.43V C824 0.001 C826 22P D821 HVD144A 1.44V C834 0.001 VAR3 C836 0.001 D831 HVD144A B_LOOUT VBR3 R837 4.7k VHFC UHFC C237 0.001 47P C245 C504 0.001 D37 EP16 MPZ1608S101A C242 1 AVR-M1005C270M C251 0.001 TX:1.87V L21 20.0N C505 39P C236 L43 L42 0.001 15N 12N C351 100P R210 0 C254 39P Q45 RFM12U7X MP8 2888 C250 22P R217 12 L44 1.5N R213 100 C248 0.1 C252 0.001 R218 15k EP501 MMZ1005Y102CT Q501 Q503 DRC9114E0 UHFC 1 5 C503 0.001 2 VHFC Q502 3 4 DRC9114E0 TX UHF:4.51V RX:0V(TX VHF) DMA561040 R501 NTCG10 D502 HVU187 Q504 150 DRC9114T0L R507 C527 0.001 TX VHF:4.00V RX:0V(TX UHF) R512 150 C541 220P C509 0.001 R503 10k 220P C519 LRB706F D505 D509 LRB706F 7P C539 *C507 *C510 C512 11P C508 11P 7P 47P L502 L503 16.0N 0.40-0.8 L504 0.22U C513 0.001 0 R504 D501 1SV307 TX VHF:1.59V TX UHF:3.58V 0.3P C520 C517 0.001 L507 16.1N C526 0.5P C524 C529 6P 10P C532 0.3P L511 20N C536 0.3P R511 C533 47k 0.001 R508 33k R502 1k C515 0.001 C514 0.001 L501 10.3N C516 100P 1k R505 R506 100 L505 0.82U C518 0.001 L508 C522 18N C528 4P 7P C531 0.001 R510 150 TX:0.80V RX:0V C540 0.001 D510 HVD144A D508 HVD144A D503 HVD144A D504 C521 15P LQW18AN56NG00 L506 C530 1 TX:0.83V RX:0V C543 0.001 LRB706F C553 27P C556 27P TX VHF:1.60V TX UHF:3.55V C545 8P C550 4P C548 39P L512 18.3N C554 7P C551 100P L514 15.1N J501 2600 ANT CONNECTOR 1 R516 82k 2 R513 47k R514 10k R515 82k C560 0.001 D513 LRB706F D512 C544 0.1 C546 0.5P C552 0.5P L513 61N C549 2P C547 18P L515 72.0N C555 1P L516 45.5N C525 15P D506 HVD144A HVD144A D903 C511 82P HVD144A R703 47k ABPF2 R704 47k C726 9P C711 100P R725 10 C713 0.001 UR3 AAGC UAR3 R602 10 22k R607 DA2S10100L 4.7k D604 0.001 C971 0.5P L604 33N R606 1 C609 C606 22k R608 C607 30P R605 0 C613 0.001 C602 12P BAGC UBR3 L602 12N C604 C970 1P 1P D602 HVC376B HVC376B D603 C605 C603 30P 1P R604 47k 2.38V R603 47k C608 0.001 L603 18N C61068P 2.98V 2.97V Q601 BB506C VR3 AAGC VAR3 BAGC VBR3 1k D704 0.1U R707 C706 1 C709 0.001 R702 C702 10 0.001 L702 L701 0.1U C701 15P C703 100P C704 0.5P D702 HVC376B HVC376B D703 C705 33P 2.72V R705 0.001 BB506C C710 Q701 100k 2.95V C707 100P 0.03V 2.36V C708 0.001 R741 10 1k D743 DA2S10100L R708 R610 22k R709 22k R711 L908 22N 180k 39N C615 2P 2.98V C614 100P C617 0.5P C619 5P L606 39N C620 0.75P R614 100 R617 10 C621 0.1 R616 L607 33N C623 0 32.P04V Q602 BB506C R615 100 D605 L605 R613 47k D606 HVC375B HVC375B R612 47k C616 0.001 2.59V C648 R642 10 C645 0.001 180k 2.96V 1.83V C641 12P L641 12N C643 C972 C649 1P 1P D642 HVC376B HVC376B D643 68P 2.98V L642 18N C644 C642 30P 1P 47k R644 C646 30P R643 47k C647 2.26V BBPF2 R715 0.001 3.03V L704 0.47U C719 2.5P R718 LQW18AN82NG00D C715 C714 3P L703 C716 R714 2P 330 HVC376B D705 R716 10 0 C718 2.98V 1.97V C717 120P ABPF1 100P R713 47k 330 R753 8P 3.00V BB506C Q702 3.02V 1.5k C722 0.001 R719 47k R721 R645 0 C652 0.001 0.001 C973 0.5P L643 R618 0 C725 120k 0.001 C625 R961 1P 2.2k R619 47k R621 120k L705 R785 2.2k HVD144A D781 C626 1 3.03V 0.001 C627 3.05V L608 33N 1.25V C631 8P C630 7P L610 39N L612 10N C634 6P C635 0.001 2.99V 180k R650 R647 22k 4.7k D644 BAGC DA2S10100L 33N R646 Q641 2.98V BB506C 0.00V R648 22k L907 22N C653 100P 39N C654 2P C657 0.75P C655 0.5P ABPF1 ABPF2 C658 5P L645 39N D645 L644 R653 47k D646 HVC375B HVC375B R652 47k C976 1P LQW18ANR15G00D L706 C964 0.001 R976 0 C659 0.001 C712 0.001 BBPF1 BBPF2 BCIN R3 C789 100P 39P L909 0.1U ANTSW MMZ1005Y102CT LQW18ANR15G00D C724 C795 1 0.001 C791 C796 4P EP780 L904 LQW18ANR15G00D C723 0.001 180k 22k R750 DA2S10100L R747 0.1U R746 L741 C744 0.001 R717 0 L740 0.1U C740 15P C741 100P C742 0.5P D741 HVC376B HVC376B D742 C743 33P C748 0.001 2.98V BB506C 2.97V R744 100k Q740 0.00V C745 100P R742 47k R743 47k C746 BBPF2 220P 2.59V R745 10 C749 9P C750 100P C751 0.001 22k R748 LQW18AN82NG00D C753 C752 3P L742 2P C754 D744 HVC376B 2.47V 100P R752 47k HVD144A C756 D745 R754 10k 0.001 C782 0.01 C785 33P L913 0.1U C783 22P 220 33k R781 R951 150 C780 0.01 2.14V Q780 C990 100P LQW18AN68NG00D C781 L781 100P C784 9P L782 39N C786 39P 2SC5006 3.24V C965 0.1 R952 1.71V 0.97V C788 R784 C373 4P R787 47k C794 1P HVD144A D783 D782 HVD144A 0 R770 C793 EARANT 100P R783 2.2k HVU187 D511 C792 0.001 C797 4P 80MR30.001 3.3k R780 80MR3 100 80RF L905 0.15U 0.001 ATT ABPF2 ABPF1 0.001 BBPF1 C757 3VS R3C R3 UHFC VHFC VBUAC VAUBC C850 47P C854 0.001 C755 AAGC BAGC 80MC 3VS 80MR3 C863 1 C864 1 Q854 DRA9114T 11-5 *: Refer to the PARTS LIST for the value and name of component.

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11-5
*:
Refer to the PARTS LIST for the value and name of component.
• MAIN UNIT (2/3)
0.001
C217
HVC376B
D703
HVD144A
D510
0.001
C702
0.001
C788
DMA561050
Q851
1
2
3
4
5
0.001
C834
0.01
C780
HVD144A
D801
LM2904PWR
IC14
1
2
3
4
5
6
7
8
1SV307
D501
15k
R206
1k
R816
0.001
C609
0.001
C608
HVC376B
D642
33N
L607
0.001
C503
15P
C259
0.001
C823
0.001
C820
0.001
C862
0.001
C852
MMZ1005Y102CT
EP15
0.001
C814
100P
C753
FL-429
FI880
1
I
2
OUT
3
GND
4
GND
5
6
47P
C859
82k
R803
0.5P
C546
82k
R833
1.5k
R184
2.2k
R783
HVD144A
D811
15.1N
L514
0.001
C166
82P
C511
82k
R515
1
C242
0.01
C813
22
R821
0.001
C805
Q37
2SA1832
33P
C743
HVC376B
D643
18N
L508
NTCG10
R501
0.01
C231
0
R121
0.01
C206
22P
C826
1k
R806
0.001
C543
10
R702
0.01
C234
22k
R648
HVC376B
D702
0.001
C791
DA2S10100L
D704
0
R616
22P
C802
0.047
C194
0.001
C652
0.001
C616
0.001
C865
220
R880
HVD144A
D504
HVC376B
D603
HVD144A
D782
0.001
C514
10
R617
10
R602
0.22
C233
47k
R703
LQW18AN68NG00D
L14
HVC376B
D602
1k
R746
22P
C783
330
R268
47k
R275
72.0N
L515
7P
C539
0.01
C822
0.001
C509
61N
L513
0.001
C513
LRB706F
D880
6P
C524
0.40-0.8
L502
12
R217
47
R201
0.5P
C655
L1SS400
D17
18P
C547
1P
C794
0.001
C225
16.1N
L507
47k
R787
C2012C
L801
0.001
C126
100
R615
47k
R613
33k
R171
330k
R188
2600 ANT CONNECTOR
J501
1
2
15P
C521
100
R187
BB506C
Q820
18N
L45
100
R506
33P
C705
3.3k
R205
0.82U
L505
0.001
C855
0
R210
150
R510
47k
R652
100P
C793
0.001
C811
0.001
C237
7P
C825
0.5P
C742
0.001
C203
47k
R653
47k
R202
10
R741
0.001
C723
10.3N
L501
0.5P
C617
2888
MP8
0.01
C884
1P
C555
15P
C525
47k
R752
0.001
C804
5P
C329
BB506C
Q830
5P
C327
0.001
C659
47k
R619
0.001
C220
2SC5006
Q780
HVD144A
D830
0.001
C216
RKP300KJ
D21
0.001
C200
7P
C554
HVD144A
D821
47k
R644
0.001
C751
10k
R503
0.001
C613
HVC376B
D705
47k
R513
MPZ1608S101A
EP16
R164
47k
47P
C861
100P
C715
0.001
C815
FL-439
FI3
1
IN
2
OUT
3
GND
4
GND
5
6
8.2k
R820
47k
R643
0.001
C792
0.001
C627
RFM12U7X
Q45
18.3N
L512
100P
C351
10
C221
22k
R647
0.001
C708
47k
R604
10P
C529
0.001
C208
100P
C703
47
R254
47N
L821
0.01
C253
DMA561050
Q852
1
2
3
4
5
22k
R708
20N
L511
1P
C643
0.001
C830
100P
C551
2P
C549
220P
C746
BB506C
Q811
0
R716
100P
C707
0.001
C710
1k
R707
11P
*C507
0.001
C201
0.001
C801
0.001
C330
82k
R823
1k
R174
82k
R516
0.01
C230
8P
C545
0.001
C824
0.001
C854
0.001
C645
DRA9114T
Q854
0.001
C744
DMA561050
Q850
1
2
3
4
5
0.001
C648
47k
R603
47k
R511
390
R192
22k
R709
22
R811
4P
C550
6.8
R176
0.001
C515
150
R512
1k
R183
0.001
C853
HVD144A
D745
LQW18AN56NG00
L506
100
R222
1
C706
HVD144A
D503
DRC9114E0
Q501
0.3P
C536
7P
C881
10
R715
0.001
C756
0.001
C748
0.001
C246
0.001
C517
0.001
C189
120P
C717
47P
C858
HVC376B
D741
22
R801
0.001
C204
0.001
C328
BB506C
Q801
12P
C224
1
C626
0.5P
C552
12N
L42
C2012C
L820
HVD144A
D812
47P
C850
6P
C883
22k
R607
47k
R704
10
R642
DA2S10100L
D644
39P
C548
22k
R747
0.001
C252
LDTC144EE
Q43
0.22U
L504
0.001
C713
HVD144A
D831
0.01
C198
HVD144A
D506
0.001
C518
7P
C528
0.01
C782
0.01
C880
47k
R612
0.001
C757
2P
C623
0.5P
C526
HVC376B
D744
8P
C256
0.001
C709
D14
HVD144A
100P
C516
0
R504
0.001
C540
1k
R502
0.001
C833
RKP300KJ
D20
0.01
C832
0.01
C803
100
R213
AVR-M1005C270M
D37
1.5N
L44
0.001
C527
15k
R218
MMZ1005Y102CT
EP13
DRC9114E0
Q502
22k
R608
20.0N
L21
0.01
C173
0.001
C183
HVD144A
D508
100
R614
8.2k
R830
22k
R169
47k
R743
47k
R719
27k
R253
47k
R713
0.001
C251
DA2S10100L
D743
DMA561040
Q503
1
2
3
4
5
0.001
C504
560k
R203
0.3P
C532
TA75S01F
IC12
1
2
3
4
5
16.0N
L503
HVD144A
D820
MMZ2012Y102B
EP14
22k
R189
33k
R194
0.001
C755
22k
R748
6P
C264
0.001
C531
0.5P
C704
15k
R207
HVC376B
D742
22
R831
LRB706F
D23
33k
R508
82k
R813
MMZ1005Y102CT
EP501
1P
C604
HVD144A
D783
2.7k
R185
0.001
C647
0.001
C560
100P
C741
1
C606
1
C362
0.01
C263
1k
R505
220
R215
HVD144A
D802
1k
R180
0.001
C533
0.001
C236
4P
C522
150
R507
45.5N
L516
8P
C718
R163
1k
8.2k
R186
15N
L43
2SC5006
Q48
100P
C745
MMZ1005Y102CT
EP780
47k
R742
RFM01U7P
Q41
DA2S10100L
D604
0.3P
C520
LRB706F
D505
LRB706F
D509
LRB706F
D512
LRB706F
D513
DRC9114T0L
Q504
1
C530
HVD144A
D903
LQW18ANR15G00D
L904
150
R951
0.1
C965
220
R952
100
R780
33k
R781
0.15U
L905
560
R822
560
R802
18N
L906
0.001
C969
18N
L802
2.7k
R826
0
R605
0
R717
0
R645
0
R618
180k
R610
180k
R711
180k
R750
180k
R650
120k
R621
120k
R721
12N
L602
1P
C970
30P
C603
1P
C605
30P
C607
12P
C602
68P
C610
18N
L603
33N
L604
BB506C
Q601
BB506C
Q701
BB506C
Q740
BB506C
Q702
BB506C
Q641
BB506C
Q602
12P
C641
12N
L641
30P
C642
30P
C646
1P
C644
1P
C972
18N
L642
68P
C649
33N
L643
0.75P
C657
HVC375B
D645
HVC375B
D646
22N
L907
100P
C653
39N
L644
39N
L645
5P
C658
39N
L605
100P
C614
HVC375B
D606
39N
L606
0.75P
C620
5P
C619
22N
L908
LQW18AN68NG00D
L781
39N
L782
9P
C784
39P
C786
33P
C785
0.001
C725
1P
C976
0.1U
L909
39P
C724
0.47U
L704
2.5P
C719
0.001
C722
6P
C634
10N
L612
39N
L610
7P
C630
2.2k
R961
0.1U
L740
0.1U
L741
15P
C740
15P
C701
0.1U
L701
0.1U
L702
2SA1832
Q853
5.6k
R962
22
C176
HVU187
D502
HVU187
D511
C2012C
L811
C2012C
L830
47P
C856
1P
C625
2P
C615
2P
C654
0.5P
C971
0.5P
C973
3P
C714
9P
C726
100P
C711
10
R725
3P
C752
10
R745
9P
C749
100P
C750
33N
L608
8P
C631
0.001
C635
330
R714
330
R753
2P
C716
2P
C754
LQW18AN82NG00D
L703
LQW18AN82NG00D
L742
68N
L803
2P
C806
2P
C817
270
R812
15P
C812
22P
C821
15P
C831
270
R832
LQW18ANR15G00D
L831
1k
R836
0.001
C836
22
R881
18P
C882
LQW18ANR15G00D
L706
LQW18ANR15G00D
L705
0.001
C964
47P
C512
*C510
7P
47P
C245
39P
C254
22P
C250
56N
L41
27P
C556
27P
C553
220P
C519
220P
C541
0.001
C215
220
R200
100P
C860
HVD144A
D781
2.2k
R785
2SC4738
Q51
0
R122
0
R770
6.8k
R123
1
C795
1
C864
1
C863
4P
C796
4P
C797
4P
C373
MT3S19TU
Q39
0.001
C177
0.001
C207
11P
C508
56N
L813
0.001
C712
0.1
C127
0.1
C197
0.1
C219
0.1
C223
0.1
C229
0.1
C248
0.1
C544
0.1
C621
1M
R178
1M
R191
3.3k
R784
330k
R177
1.5k
R718
100k
R705
100k
R744
100k
R804
100k
R805
100k
R814
100k
R815
100k
R824
100k
R825
100k
R834
100k
R835
10k
R181
10k
R216
10k
R514
10k
R754
3.9k
R158
4.7k
R606
4.7k
R646
4.7k
R827
4.7k
R837
0
R976
39P
C505
47N
L17
100P
C789
100P
C781
100P
C990
0.1U
L913
HVC375B
D605
3VS
TTEMP
5VS
T3C_INV
VCC-I
AAGC
AAGC
AAGC
VBR3
VBR3
VBR3
VAR3
VAR3
VAR3
VR3
VR3
VR3
UR3
UR3
UR3
80MR3
EARANT
VAUBC
ABPF2
BBPF2
BBPF2
ABPF1
ABPF1
ABPF2
ABPF2
BBPF2
ABPF1
TXMUTE
80MR3
80MC
3VS
ATT
BBPF1
BAGC
BAGC
BAGC
BAGC
BBPF1
ABPF2
T5
T5
80MR3
80RF
UBR3
UBR3
UAR3
UAR3
BBPF1
ABPF1
ALO
ALO
3VS
R3
R3
R3
R3C
B_LOOUT
B_LOOUT
VBUAC
UHFC
UHFC
UHFC
UHFC
VHFC
VHFC
VHFC
VHFC
ANTSW
BCIN
R3
PSET
ISET2
ISET1
RX:0V(TX VHF)
TX 4.53V
TX 1.81V
3.22V
TX:0.64V
TX:1.87V
TX:1.96V
7.38V
VHF:0V
UHF:3.08V
UHF:0V
VHF:3.08V
TX UHF:4.51V
2.38V
2.89V
3.01V
1.42V
TX:4.54V
2.96V
1.83V
2.95V
0.03V
2.72V
2.88V
2.84V
2.87V
3.01V
3.00V
3.02V
1.41V
1.43V
1.44V
2.98V
2.97V
2.59V
0.00V
3.03V
3.04V
2.59V
2.97V
2.98V
3.02V
3.00V
2.36V
1.97V
2.47V
2.98V
1.25V
2.98V
2.99V
2.26V
3.03V
0.97V
1.71V
3.24V
0.00V
3.05V
2.98V
2.14V
RX:0V
TX:0.83V
2.98V
TX UHF:3.55V
TX VHF:1.60V
TX VHF:4.00V
RX:0V(TX UHF)
TX VHF:1.59V
TX UHF:3.58V
TX:0.80V
RX:0V