![background image](http://html.mh-extra.com/html/icom/ic-910h/ic-910h_service-manual_611499030.webp)
Nov. 2008
29
The combination of top side and bottom side of this
• PA UNIT
(TOP VIEW)
1
4
8
5
1
3
6
4
1
5
6
1
3
6
4
SPE
SP
J50
to MAIN unit J1853
SPE
SP
J51
1
2
2
1
to SP1
DR
VI
DR
VI
GND
GND
J931
1
4
to DRV board
GND
GND
DR
V
O
DR
V
O
J932
1
4
to DRV board
V-C1
GND
V-C2
J651
1
V-A2
GND
V-A1
J652
3
to
VARISTOR-A
board
to
VARISTOR-C
board
to
VARISTOR-B
board
V-B1
GND
V-B2
J653
1
3
1
3
14V
UTU1
UPRI
VUMS
UATT
POWS
REF
NC2
J39
1
15
2
16
to MAIN unit J1351
14V
5V
UT9V
UR9V
VUT9
FOR
43PV
GND
VUTP
J504
15
1
16
2
to MAIN unit J1301
14PV
VT9V
UR9V
UTU2
VPRI
VTU2
ICH
VTU1
GND
HV
VATT
GND
BAND
ICL
NC1
from PLL unit J251
144M 1Lo
P251
to MAIN unit J651
V SUB
P510
from PLL unit J551
430M 2Lo
P551
from PLL unit J421
430M 1Lo
P421
to MAIN unit J52
U MAIN
P1
to MAIN unit J652
U SUB
P30
to MAIN unit J51
V MAIN
P501
J2
UHF ANT
J1
VHF ANT
W305
VCC
GND
VCC
VCC
GND
GND
to UX-910
P300
F300
EP241
C4
C5
C6
C12
C13
C14
C15
C16
C17
C18
C19
C20
C22
C23
C24
C25
C26
C27
C28
C29
C32
C33
C34
C35
C37
C38
C40
C41
C42
C48
C60
C61
C64
C66
C68
C71
C72
C73
C74
C75
C76
C80
C81
C82
C83
C84
C85
C86
C89
C90
C91
C92
C97
C98
C99
C103
C110
C113
C114
C115
C117
C119
C122
C129
C131
C132
C134
C136
C137
C139
1
4
1
C
0
4
1
C
C143
C144
C148
C149
C154
C155
C156
C157
C158
C159
C160
C161
C162
C163
C164
C165
C169
C171
C172
C173
C174
C175
C176
C178
C179
C180
C181
C184
C185
C187
C188
C194
C195
C196
C200
C205
C206
C207
C208
C209
C210
C213
C214
C215
C216
C217
C218
C219
C220
C221
C222
C223
C224
C225
C226
C227
C228
C229
C230
C231
C232
C236
C239
C244
C250
C251
C255
C256
C257
C258
C259
C261
C262
C263
C264
C265
C266
C267
C268
C269
C270
C271
C272
C273
C274
C275
C276
C277
C278
C280
C281
C282
C283
C284
C285
C286
C287
C288
C289
C292
C293
C294
C295
C296
C298
C300
C304
C305
C307
C308
C309
C314
C318
C325
C326
C327
C328
C329
C330
C332
C335
C338
C340
C346
C347
C348
C359
C361
C364
C370
C371
C372
C373
C375
C379
C381
C382
C383
C393
C394
C403
C406
C407
C408
C414
C415
C416
C417
C418
C419
C420
C421
C502
C506
C507
C509
C510
C512
C513
C514
C515
C516
C517
C518
C520
C526
C529
C538
C541
C543
C544
C545
C547
C549
C550
C552
C554
C555
C556
C558
C559
C560
C561
C562
C563
C564
C565
C566
C567
C568
C569
C571
C572
C573
C576
C578
C580
C581
C582
C583
C584
C585
C586
C587
C590
C591
C592
C593
C600
C601
C602
C603
C604
C607
C608
C609
C610
C611
C612
C613
C616
C618
C619
C620
C621
C633
C642
C644
C645
C646
C648
C649
C652
C653
C654
C655
C657
C658
C661
C664
C667
C668
C669
C670
C671
C672
C673
C674
C675
C676
C677
C678
C681
C682
C683
C684
C685
C686
C701
C703
C704
C705
C706
C707
C708
C717
C718
C719
C721
C722
C723
C724
C725
C726
C728
C733
C734
C741
C742
C747
C748
C903
C904
C905
C906
C907
C912
C913
C914
C915
C916
C917
C918
C919
C920
C921
C922
C923
C924
C925
C927
C928
C929
C930
C933
C934
C936
C939
C940
C941
C942
C943
C944
C945
C946
C947
C950
C951
C952
C953
C954
D1
D2
D80
D182
D183
D184
D185
D190
D220
D221
D227
D241
D242
D260
D261
D262
D263
D264
D265
D266
D300
D301
D302
D303
D502
D503
D504
D510
D511
D512
D513
D514
D515
D516
D517
D518
D641
D642
D661
D662
D950
EP31
EP53
EP55
EP56
EP181
EP201
EP221
EP243
EP245
EP341
EP401
EP406
EP517
EP561
EP562
EP569
EP911
EP952
F301
F302
FI200
FI201
FI202
FI280
FI281
IC200
IC501
IC502
IC701
J1
J30
J39
J40
J50
J51
J240
J501
J503
J504
J510
J602
J603
J651
J653
J931
J932
L1
L2
L3
L4
L5
L10
L11
L22
L23
L40
L41
L44
L51
L71
L72
L97
L117
L118
L130
L131
L132
L133
L134
L135
L151
L152
L15
3
L154
L180
L181
L182
L183
L184
L185
L190
L191
L192
L201
L202
L203
L205
L207
L220
L221
L222
L223
L225
L242
L245
L260
L261
L262
L263
L264
L267
L268
L269
L280
L281
L282
L283
L301
L305
L306
L321
L381
L382
L501
L502
L503
L504
L512
L513
L514
L515
L516
L518
L519
L520
L521
L522
L528
L529
L533
L560
L561
L581
L600
L601
L620
L621
L641
L642
L65
3
L65
4
L655
L656
L65
8
L720
L721
L722
L723
L950
L951
L952
MP7
MP8
MP9
MP10
MP11
MP12
MP13
MP17
MP21
MP22
MP30
MP41
MP46
MP501
MP502
MP511
Q3
Q11
Q21
Q32
Q117
Q131
Q151
Q152
Q180
Q200
Q201
Q202
Q220
Q221
Q260
Q281
Q282
Q300
Q501
Q502
Q503
Q505
Q507
Q508
Q510
Q511
Q512
Q650
2
5
6
Q
1
5
6
Q
Q654
Q700
Q702
Q703
Q950
Q951
R2
R3
R6
R8
R9
R10
R11
R12
R13
R14
R27
R60
R61
R62
R63
R64
R65
R66
R68
R131
R133
R135
R136
R137
R138
R139
R150
R153
R154
R189
R204
R205
R206
R208
R211
R212
R214
R220
R221
R222
R223
R224
R226
R227
R230
R240
R246
R247
R248
R249
R250
R251
R261
R262
R263
R264
R265
R266
R267
R268
R280
R281
R282
R283
R285
R286
R300
R301
R305
R306
R338
R340
R341
R342
R344
R345
R359
R360
R361
R363
R364
R365
R501
R503
R504
R506
R507
R522
R523
R524
R525
R526
R527
R528
R529
R530
R536
R537
R538
R539
R540
R543
R544
R545
R546
R547
R548
R556
R583
R584
R585
R586
R587
R588
R589
R643
R644
R645
2
6
6
R
1
6
6
R
R663
R664
R665
R666
R667
R668
R669
R702
R703
R725
R726
R731
R732
R733
R734
R950
R951
R952
R953
R954
RL300
RL700
W3
W5
W7
W60
W61
W62
W63
W64
W180
W202
W520
W521
W557
W558
W710
W951
W241A
W241B
W242A
W242B
EP154
VCC
GND
L280
L283
L281
L282
11
12
13
14
B5573Q
10
7
4
6
2
8
9
3
5
1
1.2G
SPEAKER
U1LO
R138
144ANT
430ANT
W153
EP153
UMAIN
USUB
VAR-B
VAR-A
VAR-C
R547
U2Lo
VMAIN
GND
VCC
V1Lo
R61
R504
R3
R503
MP41
VSUB
Q652
Q651
Q151
Q152
Q650
R668
R667
D651
Содержание IC-910H
Страница 1: ...SERVICE MANUAL ADDENDUM CONTENTS PARTS LIST 1 BOARD LAYOUTS 23 SCHEMATIC DIAGRAM 33 Nov 2008 ...
Страница 26: ...Nov 2008 25 DISPLAY UNIT TOP VIEW The combination of top side and bottom side of this ...
Страница 33: ...Nov 2008 32 MAIN UNIT BOT VIEW The combination of top side and bottom side of this ...
Страница 41: ...SERVICE MANUAL VHF UHF ALL MODE TRANSCEIVER i910H ...
Страница 118: ...9 2 BOTTOM VIEW RIT BOARD BOTTOM VIEW VR A BOARD BOTTOM VIEW VR B BOARD ...
Страница 121: ...9 5 9 11 DISPLAY BOARD TOP VIEW 8 5 1 4 1 8 16 9 1 8 16 9 1 8 16 9 ...
Страница 124: ...9 8 BOTTOM VIEW PA UNIT 1 3 4 6 1 3 4 6 ...
Страница 126: ...9 10 BOTTOM VIEW PLL UNIT R341 MP11 ...
Страница 130: ...9 14 BOTTOM VIEW UX 910 MAIN UNIT 1 4 8 5 ...
Страница 144: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 13714HZ C1 2001 Icom Inc ...