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12 - 8
12-9 UX-910 MAIN UNIT (2)
CHASSIS
J501
[12ANT]
1LO
2LO
CNTY
-5V
DAT
CK
12UL
12C2
12PS
12DS
12DR
+5
+9
CNTY
+5
+9
-5V
1LO
2LO
CK
DAT
12C2
12UL
12DR
12DS
12PS
MAIN UNIT (1)
MAIN UNIT (2)
DRES
12ST
+5
DAT
CK
+5
1k
R342
2LO
1LO
2LO
1LO
+5
BU4094BCFV
IC301
8
16
10
QS
9
QS
11
Q8
12
Q7
13
Q6
14
Q5
7
Q4
6
Q3
5
Q2
4
Q1
15
OE
3
CLK
2
D
1
STR
0.0047
C302
DTC144EU
Q283
100
R301
0.0047
C280
0.001
C281
0.001
C304
CNTY
12AT
12GS
12GM
12M
12S
12PR
12DR
12C2
1k
R285
0.0047
C221
470p
C223
220p
C222
RV-145
R224
RV-143
R288
0.22
µ
H
L221
100p
C226
120
R222
2.2k
R221
0.1
C224
47p
C225
100
R223
47p
C228
3SK241
Q221
W223
2.2k
R248
100
R226
1.5P
C241
56nH
L242
56nH
L241
100k
R228
3.5p
C242
10k
R227
2.2
µ
H
L222
WF447B
FI241
10
9
8
7
6 5
4
3
2
1
4p
C229
0.001
C227
10p
C240
0.1
C257
1.5p
C244
3.5p
C243
10p
C247
0.001
C246
15p
C245
100
R247
µ
PC2721GV
IC241
8
RF1
7
RF2
6
GND
5
IF
4
VCC
3
C
2
BF
1
BB
0.001
C260
0.001
C259
100p
C258
0.001
C256
0.1
C255
2.7nH
L274
2p
C271
10k
R273
56nH
L281
LFSN30N18C1280B
FI271
2SC5454
Q271
2.5p
C273
6.8k
R274
150
R272
0.001
C278
470p
C277
470p
C276
0.001
C275
0.001
C274
100
R287
0.0047
C295
0.001
C293
0.001
C292
120
R283
5.6nH
L283
47p
C290
47p
C289
5.6nH
L275
NE34018
Q281
LFSN30N18C1280B
FI281
2.5p
C279
2SC2712
Q282
0.1
C286
0.0047
C287
3p
C288
68
R284
10p
C306
47p
C305
18nH
L289
6.8nH
L285
2.5p
C300
1.5p
RX
C301
4.7nH
L287
3.9nH
L286
2.5p
C299
2p
C297
1.5p
C298
0.0047
C294
0.001
C285
120
R206
100
R281
10
C282
MA8030
D281
0.001
C283
15p
C205
10
R282
470p
C284
1p
C204
22p
C203
3p
C202
12p
C201
120
R204
56nH
L273
1k
R201
220
R271
56nH
L244
0.001
C265
1
µ
H
L243
10P
C266
10p
C264
0.1
C248
10
R246
R+5
RN2425
Q172
0.001
C263
0.001
C261
10p
C262
270
R230
18
R231
270
R232
1SV307
D13
0.001
C232
10
µ
H
L224
10
C169
0.001
C230
1k
R229
0.1
C168
IRX9
22
+5
C166
0.1
C176
10
C164
XP1113
Q301
4
5
1
2
3
0.1
C167
0.1
C165
14V
12S
CK
DAT
+5
EXC-ELDR25C
L311
MA2S111
D169
XP4315
Q169
1
2
3
4
5
6
1K
R168
100k
R169
DAN222
D167
12REF
GND
-5V
GND
12PV
OPB1
12ST
12UL
IFS
12PS
PDAT
PCK
12DS
W311
W15
W243
W32
W16
W17
W18
W19
W20
W21
W290
W241
W242
W22
W23
W10
W11
W12
W13
W14
CP312
0.001
C314
0.001
C311
0.001
C312
0.001
C336
0.001
C337
10p
C333
10p
C334
10p
C335
0.001
C313
0.001
C315
0.001
C317
0.001
C316
TC7W08F
IC311
8
7
6
5
4
3
2
1
DRES
12TP
12M
TXS
RXS
GND
GND
IFM
14V
1FOR
J311
25
24
1
2
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
CP311
CP15
0.001
C310
MA77
D163
4.7k
R311
0.001
C177
MA77
D164
2.2k
R162
0.001
C162
DTC144EU
Q164
+9
12M
12M
RXS
TXS
1RX9
1TX9
+9
XP4315
Q165
1
2
3
4
5
6
10
C172
2SB1133
Q166
2SB1132
Q170
DTA144EU
Q167
100k
R167
470
R166
1SS355
D166
2SC2712
Q168
1k
R165
1TX9
+9
BA09T
IC161
0.001
C175
10
C174
0.001
C96
10p
C97
10
µ
H
L86
0.001
C173
TA7805F
IC162
1k
R85
0.001
C92
0.001
C93
1SV307
D83
270
R242
0.001
C252
470p
C250
18
R243
0.001
C251
W202
1k
R245
270
R244
0.001
C267
10p
C268
1SV307
D241
1k
R181
0.001
C211
270
R184
µ
PC2709T
IC201
5 3 2
6
4
1
0.5p
C182
1P
C184
3p
C185
10p
C213
0.001
C212
0.1
µ
H
L204
1
µ
H
L203
10nH
L211
39nH
L202
39nH
L201
0.001
C210
10p
C206
0.0047
C208
0.001
C207
5p
C183
3P
C181
270
R186
0.001
C209
2LO
1LO
56
R205
MP701
18
R185
0.0047
C148
10p
C150
0.001
C149
µ
PC2709T
IC181
5 3 2
6
4
1
2p
C142
1p
C143
6.8nH
L181
5.6nH
L182
2p
C145
4.7nH
L141
1
µ
H
L184
10p
C193
0.001
C192
1
µ
H
L183
10P
C186
0.001
C187
0.0047
C188
0.001
C191
MP181
B5
470p
C132
820
R135
W182
10p
C137
0.001
C190
0.001
C138
56nH
L101
56nH
L102
1.5p
C105
1.5p
C104
820
R133
10p
C130
56nH
L133
270
R106
1SV307
D9
270
R138
18
R137
270
R136
0.001
C134
1k
R131
6p
C124
10P
C125
18p
C123
4p
C122
9p
C121
0.001
C114
270
R104
270
R86
18
R87
270
R88
470p
C112
820
R103
820
R101
56
R100
10p
C91
18p
C90
12S
12M
+5
1k
R163
10k
R89
220
R93
0.1
C100
39p
C86
56p
C87
470p
C88
150p
C89
220p
C80
330p
C85
MA2S111
D168
DAN222
D165
10
C170
0.001
C171
10k
R164
0.001
C163
2SA1162
Q163
DTC144EU
Q162
+9
1RX9
12S
0.001
C160
56
R84
3.9k
R312
RN2425
Q171
DTC144EU
Q161
1
µ
H
L161
MA77
D161
MA77
D162
2.2k
R161
0.001
C161
T+5
HVR
RV-143
R83
CP32
to IC-910
PA unit
to IC-910
MAIN unit
J2
CP31
MA77
D81
47p
C98
0.0047
C24
470p
C32
0.001
C318
0.001
C82
2.2k
R81
10
µ
H
L81
0.1
C81
0.0047
C84
10p
C83
10p
C23
+5
1TX9
HVR
-5V
T+5
+9
+5
HVR
-5V
T+5
+9
1TX9
ITX9
-
5V
T+5
+9
+5
IRX9
+9
+5
+9
-
5V
+5
47nH
L5
0.1
C99
0.1
C106
100
R92
100
R91
18k
R90
2SC2712
Q81
47p
C325
10p
C324
0.47
µ
H
L83
0.56
µ
H
L82
10p
C95
0.001
C94
100p
C44
5.6
R102
617DB-1010
L85
617DB-1010
L84
HSB88WS
D82
MP81
22nH
L122
50nH
L32
µ
PC2709T
IC111
5
3
2
6
4
1
1
µ
H
L111
1
µ
H
L112
0.001
C111
0.001
C103
27nH
L121
3.5p
C102
3.5p
C101
18
R105
WF447B
FI101
0
1
9
8
7
6
5
4
3
2
1
0.75p
C155
5.6nH
L135
56nH
L134
56
R139
2p
C133
µ
PC8163TB-E3
IC131
4
GND
5
VCC
6
RFO
1
IFI
2
GND
3
LOI
MA8030
D130
5.6
R134
56nH
L23
100p
C49
470p
C141
470p
C135
470p
C136
W142
DAN222
D32
LFSN30N18C1280B
FI141
0.1
C140
82
R130
1FOR
+9
+9
HVR
12PR
12PV
3.3k
R75
0.001
C74
0.5P
C146
1P
C144
5.6nH
L142
470p
C147
µ
PC1678G
IC141
8
VCC
7
GND
6
GND
5
OUT
4
GND
3
GND
2
GND
1
IN
0.001
C79
3.3k
R77
56nH
L144
56
R146
5.6
R145
820
R144
56nH
L143
470p
C151
0.1
C77
RX
100
R62
1812CS.122XKBC
L63
3.3
R73
470
R74
6.8k
R76
0.0047
C71
0.001
C70
47p
C69
RX
0.1
C65
2SC2712
Q74
1SS385
D504
RV-150
R61
56nH
L52
47p
C60
56nH
L53
HSU88
D502
0.001
C76
2SD1801
Q71
330
R72
3.3k
R71
2SC2712
Q73
DTC144EU
Q72
39nH
L71
10p
C73
0.001
C72
0.001
C67
470p
C66
ICL
RX
BA4558F
IC31B
7
5
6
22k
R53
10k
R52
10k
R51
1k
R46
1k
R54
W51
W63
1SS355
D51
100
R41
0.001
C45
ARK115
RL51
0.001
C53
0.001
C58
0.001
C131
1k
R40
33k
R36
RV-148
R37
47k
R35
47k
R34
33k
R38
BA4558F
IC31A
8
4
1
3
2
0.47
C47
470
R43
470k
R39
56nH
-
5V
L22
100
R42
0.001
1TX9
C48
0.001
C50
0.001
C43
0.001
C42
0.001
C41
1IC
2IC
0.5p
C28
470
C332
470
C31
ECR-JA003A11W
C30
10nH
L31
10p
C331
100p
C330
47p
C329
10p
C328
100p
C327
47p
C34
10p
C33
0.001
C25
100
C36
0.0047
C39
0.001
C38
10p
C37
10
C40
100
C56
0.0047
C35
1k
R33
1k
R32
12TP
+5
10k
R45
NTCCM16084lH
R44
0.001
C46
RV-148
R13
2p
C26
5p
C320
4p
C8
2.7k
R12
0.15
R31
47p
C14
10p
C13
2SK2855
Q38
220
R11
100p
C11
1k
R14
1p
C3
2p
C7
7p
C18
4P
C2
150
R8
68
R18
68
R19
68
R17
10nH
L2
56
R4
5.6
R3
820
R2
10P
C20
47p
C19
47p
C5
10p
C4
100p
C16
47p
C15
4.7k
R6
1.5k
R5
220
R7
4p
C17
W5
10p
C6
LFSN30N18C1280B
FI1
470p
C1
6p
C9
2SK2854
Q36
47nH
L12
100p
C323
CP322
CP321
10p
C22
7p
C12
47p
C322
10p
C321
107nH
L11
10
R16
10
R15
6p
C21
EP12
EP11
EP10
47p
C326
M57762-02
IC21
6
7
5
4
3
2
1
IN
VCC1
VBB
VCC2
OUT
RX_TX
TX
1p
C55
CP401
RV-150
R67
47p
C59
33
R65
HSU88
D503
0.001
C61
56nH
L51
W52
470p
C63
Ω
MEASUREMENT CONDITIONS
MULTIMETER:50k /V
OSCLLOSCOPE:20MHz
Display frequency:1295MHz
SUPPLY VOLTAGE:13.8V
modulation at TX:none
TX:0
RX:3.4
TX:4.8
RX:0
TX:9.0
RX:0
TX:2.3
RX:3.0
TX:9.0
RX:0
TX:4.8
RX:0
TX:3.2
RX:0
P. AMP ON
RX:4.3
P. AMP ON
RX:4.9
0.1
8.8
0
0
P. AMP ON
RX:13.8
4.8
13.8
13.8
13.8
TX:8.3
RX:0
TX:1.5
RX:0
TX:6.9
RX:0
TX:2.3
RX:0
13.8
TX:4.4
RX:3.0
TX:3.0
RX:0
TX:2.3
RX:0
TX:0
RX:3.8
TX:0
RX:3.0
TX:7.0
RX:0
P. AMP ON
RX:13.0V
-4.7
4.8
TX:0
RX:2.9
TX:4.9
RX:0.3
TX:4.7
RX:0
TX:0
RX:4.7
TX:4.8
RX:0.8
TX:0
RX:8.4
TX:0
RX:0.6
3.9
9.0
5.0
TX:0
RX:9.0
TX:8.5
RX:8.3
TX:4.9
RX:0
TX:12.2
RX:13.0
TX:9.0
RX:0
13.0
4.1
1.2G selected:0
1.2G selected:4.2
1.2G (SUB):4.9
other :0
1.2G (MAIN):4.9
other :0
TX:0
RX:4.9
TX:8.5
RX:0
0
TX:0
RX:0.8
TX:0
RX:ATT ON:1.0
OFF:0.7
ATT ON:3.3
OFF:0
ATT ON:4.7
OFF:0
TX:0
RX:ATT ON:2.6
OFF:0.7
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 ...