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Q1
3SK184
R15
47
C26
0.001
C25
0.001
R13
100k
R12
270k
R1
1
1M
C358
47p
L49
LS-527
D37
HVU350B
C359
22p
R289
220k
C406
5p
D6
HVU350B
C405
3.5p
L9
LS-527
C342
4p
L8
0.27
µ
H
C21
10p
L27
0.27
µ
H
C164
10p
C165
27p
C10
56p
R295
180
D38
1SV271
C366
0.001
L52
0.82
µ
H
R9
220k
C22
22p
C360
0.001
R297
470k
Q73
2SC4081
D54
MA2S111
D53
MA2S111
C362
0.001
C9
18p
D2
MA4PH224
L5
LA-244
C8
39p
D1
MA4PH224
L4
LA-244
C7
22p
D3
MA4PH224
C6
0.001
L3
LA-263
L2
LA-253
L48
LA-243
C4
1.5p
C2
5p
C330
9p
C5
22p
C3
39p
C1
33p
C331
15p
C100
0.001
C
168
0.1
C418
0.001
C500
24p
L67
30nH
C217
39p
C501
22p
L35
17nH
C502
68p
C503
7p
L68
8.8nH
C504
150p
L69
17nH
C520
270p
R468
4.7
R469
4.7
R219
39
C218
0.001
C413
1.5
R220
8.2k
R221
15k
C554
470p
R473
180
L70
LA-232
C242
82p
L71
LA-382
C241
27p
L50
LA-262
C316
22p
C15
22p
C20
0.001
C14
1p
L6
LA-235
C13
1p
C12
22p
Q51
MRF137
C17
10p
R3
3.3k
C18
0.001
C16
10p
R2
2.2k
C19
0.001
L75
0.82
µ
H
D5
RB706F-40
D4
RB706F-40
L7
LW-25
C148
0.001
R1
100
C253
0.001
C138
10
C410
0.001
R152
100
R153
6.8k
C139
0.001
R423
100
C512
0.001
R424
100k
+
—
4
2
5
1
3
IC50
TA75S01F
C140
0.001
R148
22k
R151
3.3k
R149
4.7k
C141
0.001
R150 10k
W32
R425
22k
C513
10
R426
47k
C514
0.001
R427
33k
Q11
2SC4081
Q99
2SC4116
R430
12k
C516
0.1
C517
0.001
R429
10k
C515
0.001
Q98
2SA1586
C220
0.001
C419
0.001
C572
220p
C573
100p
C574
47p
DC2
L36
LR-89
R74
39k
C409
0.001
R415
1k
C74
18p
L14
0.1uH
C73
0.001
R72
68k
R73
270
C72
20p
Q14
2SC4403
L33
0.82
µ
H
C537
0.001
D64
HVU350B
L82
6.8
µ
H
L40
MC152-
E558CN-
100025
R452
5.6k
C538
C195
18p
20p
R451
4.7
R450
10k
C193
0.001
R194
2.7k
C540
0.001
Q44
2SC4226
C192
L83
3.3
µ
H
R453
1k
C190
0.5p
C189
0.001
C391
0.5p
R192
68k
Q43
2SC4226
C188
33p
R65
15
R66
15
R67
15
R459
10k
R460
4.7
Q59
2SC4226
C548
0.001
L84
3.3
µ
H
R458
1k
C279
9p
C539
C546
9p
R461
5.6k
L41
MC152-
E558CN-
100024
C547
24p
C545
12p
L85
6.8
µ
H
D65
HVU350B
C544
150p
L42
0.82
µ
H
C288
0.001
R256
2.7k
8
7
6
5
4
3
2
1
FIN2
BS2
BS1
STB
DATA
CLK
GND
FIN1
FN
R193
470
C75
0.001
C324
0.001
R68
2.2k
C69
0.001
R70
470
R69
150k
C68
0.001
Q12
2SC4403
SCK
SO
PLSTB
12
11
10
9
8
7
6
5
4
3
2
1
IN1
NF1
GND
MF2
IN2
RIP
OUT2
BOOT2
GND
VCC
BOOT1
OUT1
IC41
TA8208H
C398
0.22
C206
470
C402
0.15
R335 1
C388
22
C389
0.001
C399
100
C401
47
C400
47
C396
0.47
C397
0.47
C209
0.47
R208
100
C208
100p
SP
R209
47k
C530
0.0056
C529
0.047
R445
820
C321
0.001
C322
33
I
O
G
IC29
BA08FP
C129
22
C130
0.001
IC7
S-81350HG-KD
G
I
O
C131
0.001
C132
22
R126
10k
R127
10k
C133
0.47
R128
10k
Q22
2SC4211
C134
22
D15
MA111
Q23
2SB1132
C317
0.01
Q72
XP4315
C347
0.1
Q53
DTB123EK
C326
2.2
C308
0.01
4
5
6
3
2
1
D1
D1
D2
D2
S1
Q1
S2
G2
Q100
FW215
R462
10k
R464
3.3k
C549 1
8
7
6
5
1
2
3
4
R463
470k
D66
SB07-03C
R466
10k
R465
10k
Q101
DTC144EU
G2
S2
S1
Q1
D1
D1
D2
D2
Q94
FW215
8
7
6
5
1
2
3
4
R420
2.2k
R419
10k
R440
10k
D62
SB07-03C
Q96
DTC144EU
R433
47k
Q97
DTC144EU
R418
470k
R434
10k
R441
3.3k
C518 1
R417
2.2k
8V
VCC
5V
C293
330p
C292
0.047
C212
470
C231
0.001
C232 1
L53
HK-08S070-1310
D26
DE5SC6M
C505
470
Q88
2SK2414-Z
20
19
18
17
16
15
14
13
12
11
BHO
BHS
BLO
BLS
VDD
VCC
ALS
ALO
AHS
AHO
1
2
3
4
5
6
7
8
9
10
BHB
BHI
DIS
VSS
BLI
ALI
AHI
HDEL
LDEL
AHB
IC43
HIP4081AIB
W44
W43
Q87
2SK2414-Z
C436
10
D55
SB07-03C
C437
10
C438
0.01
R386
150k
R387
150k
R389
2.7k
R388
4.7k
L60
10
µ
H
SWC
SWE
TIM CAP
GND
DRVC
LPKSEN
VCC
COMPIN
IC15
MC33063AD
1
2
3
4
8
7
6
5
W35
C439
220p
C441
100
C442
0.01
R391
470
R390
560
R21
1
6.8k
R212
1k
+
—
—
+
8
7
6
5
1
2
3
4
IC45
NJM072BM
C446
330p
R393
15k
C447 1
R395
56k
R394
15k
W34
C443
0.1
C444
0.01
C445
100
R413
8.2k
R412
10k
R41
1
390k
R414
8.2k
R392
500k
R410
180k
R442
10k
R443
10k
R396
47k
R397
47k
C449
0.01
C448
100
5
4
1
2
3
R401
2.2k
C295
0.001
R400
1k
R399
1k
R398
2.2k
Q89
XP1501
2
1
3
4
6
8
7
5
IC48
TC4W53FU
PSWC
TRC
R422
1M
R121
100k
R280
10k
C523
0.0022
C536
0.1
C120
0.47
IC46
MC33063AD
SWC
SWE
TIMCAP
GND
DRVC
LPKSEN
VCC
COMPIN
1
2
3
4
8
7
6
5
R403
2.2k
R404
2.2k
R405
56k
R406
1.8k
FI6
BNX-002-01
1
2
3 4 5 6
C535
330
C557
0.01
C559
33p
C560
470p
C561
0.001
Q90
2SA1471R
C531
220
CP4
CP3
EP2
+
—
2
1
W1
R471
22k
C553
4.7
R470
22k
Q102
2SC4081
R472
100k
PSWC
C301
47
C300
0.1
IC26
TA78L05F
G
O
I
C299
0.01
C298
33
Q82
2SC4081
D35
MA8330
R267
10k
L78
ZBFS5101-PT
BLO
BLS
VDD
VCC
BHS
BHO
11
12
13
14
15
16
17
19
18
20
ALS
ALO
AHS
AHO
2
1
3
4
5
6
7
8
9
10
DIS
BHB
BHI
VSS
BLI
ALI
AHI
HDEL
LDEL
AHB
IC47
HIP4081AIB
FI5
ACF321825-223
C454
22
C455
0.01
Q92
2SK2414-Z
Q93
2SK2414-Z
D57
1SS193
R407
150k
R408
150k
L62
HK-08S070-
1310
C456
EP5
0.47
C457
0.47
L63
HK-08S070-
1310
C462
0.47
C463
0.47
L64
HK-08S070-
1310
C468
0.47
C453
3.3
L80
ZBFS5101-PT
DC1
L81
ZBFS5101-PT
GN1
D56
DE5SC6M
C524
0.047
C575
0.47
C452
1000
Q91
2SK2414-Z
L61
HK-10S080-1210
TRC
TMUT
C70
0.001
D36
DSA3A1
C250
0.001
C249
0.001
L31
82nH
38
R446
8.2k
a
C11
0.001
R428
330
C135
0.001
C62
0.001
CPU5V
L65
10
µ
H
C23
0.75p
T8
TMUT
C286
0.5p
R8
R71
47
C71
0.001
(W36)
R409
430k
W2
CHASSIS
J1
(ANT)
GN2
(W37)
L79
ZBFS5101-PT
C21
1
470
3
4
2
1
7
5
6
8
IC44
µ
PC311G2
C525
0.001
RF AGC
R8
TUNE
R8
RF AGC
T8
T8
MOD V
MOD V
MOD V
MOD V
T8
T8
MOD
AF
5V
AF
MOD
5V
VCC
VCC
MOD V
VCC
VCC
MOD V
TMUT
VCC
8V
R8
8V
MOD V
VCC
8V
R8
VCC
MOD
AF
5V
VCC
AF
MOD
5V
VCC
AFMUT
VCC
AF
MOD
5V
VCC
VCC
MOD V
W3
W4
C
A
C
24p
120p
A
C
15p
10p
A
C
15p
10p
A
C
A
A
A
C562
33p
C563
470p
C564
0.001
A
A
A
C565
33p
A
C566
470p
C567
0.001
C568
470p
A
A
A
C569
0.001
A
C570
470p
C571
220p
A
A
W39
W40
W42
W41
W43
W53
W52
W54
C450
82p
560p
A
C
A
A
A
A
A
A
TX: 5.42 V
RX: 5.44 V
TX: 0 V
RX: 5.6 V
TX: 0.39 V
RX: 2.08 V
TX: 0 V
RX: 1.7 V
TX: 0 V
RX: 0.83 V
TX: 7.94 V
RX: 0 V
13.53 V
TX: 2.44 V
RX: 0 V
TX: 1.69 V
RX: 0 V
TX: 6.68 V
RX: 0 V
10.44 V
5.0 V
5.0 V
TX: 3.72 V
RX: 3.73 V
TX: 1.03 V
RX: 0 V
TX: 0 V
RX: 0.8 V
TX: 3.64 V
RX: 3.65 V
0 V
TX: 0 V
RX: 7.93 V
TX: 0 V
SQL Open: 4.9 V
SQL Close: 0 V
10.45 V
10.1 V
13.72 V
39.7 V
5.03 V
Summary of Contents for IC-A110
Page 16: ...SERVICE MANUAL ADDENDUM CONTENTS PARTS LIST 1 BOARD LAYOUTS 7 VOLTAGE DIAGRAM 9 Jun 2008 ...
Page 36: ...SERVICE MANUAL VHF AIR BAND TRANSCEIVER iA110 iA110EURO ...
Page 54: ...4 6 DC power supply 13 75 V 10 A L9 R59 L49 L10 L11 RX sensitivity adjustment ...
Page 79: ...S 13608HZ C1 2 c 2001 Icom Inc 1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan ...