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R47 47
Q11
2SC5085 Y
VCC
CBI0
CBI1
CBI2
CBI3
RLED
TLED
CBI0
C156
0.001
C157
0.001
C158
0.001
C159
0.001
W13
D
only
W12
D
only
W11
D
only
VOLIN
VOLOUT
C93
47 P
C94
47 P
F1
F2
C84
0.01
R51
47 k
D19
HVC362
C85
2.2
R50
10 k
REF
BAL
R52
1k
C92
0.1
D20
MA2S111
R232
150 k
OSCIN
OSCOUT
VP
VCC
DO
GND
LD
FIN
CLOCK
9
DATA
10
LE
11
FC
12
NC
13
FOUT
14
P
15
R
16
8
7
6
5
4
3
2
1
R246 22
SCK
UNLK
PLST
SO
LVIN
DEV
R5V
S5V
R5V
S5V
DEV
R5V
S5V
VCC
S5V
+5V
VOLIN
VOLOUT
AFOUT
C86
0.001
C150
2 P
C153
0.01
R96
1.2 k
R97
680 k
C152
10 P
C149
18 P
L28
1.0 H
C151
18 P
R100
47 k
R99
1.2 k
R43
8.2 k
R45
10 k
R49
47 k
D21
MA2S111
C80
47 P
R48
82 k
C83
100 P
C81
100 P
R46
1.2 k
X1
CR-664A
C252
100 P
C89
0.001
C90
56 P
R42
1
R53
56
C91
56 P
C87
47 P
L18
33 nH
C88
0.1
C144
0.001
C145
1
C146
0.001
C147
0.1
C148
10 P
R94
47
R221
100 k
C143
0.001
FI2
ALFYM450F=k
O
I
R95
150
R98
47 k
L27
1.0 H
C154
220 P
C155
220 P
C78
0.001
R44
1 k
C82
0.1
C73
47 P
C138
0.001
C139
0.001
NOIS
RSSI
DET
R93
330
X2
CDBCA450CX24
C140
120 P
R92
1.8 k
C76
3.3
R40
220
R41
2.2 k
T5V
VCO5V
C48
0.001
2
3
R5V
S5V
RSSI
C127
47 P
C128
0.001
C130
0.01
C132
0.001
C133
1 P
C134
9 P
C136
0.01
R83
100
R85
560
R88
820
R89
470
R90
120 k
R91
680
R86
120
L26
0.47 H
C129
56 P
C137
100P
MIC
MIC
C189
470 P
C190
0.047
R141
470
R142
100 k
C188
10
PTT
C182
0.047
C183
0.1
C184
180 P
C185
0.1
R136
10 k
R138
470
R139
100 k
R140
15 k
B
only
C186
0.0056
B
0.0022
A
8
9
10
C187
0.022
B
only
R137
200 k
R134
4.7 k
VCC
S5V
+5V
C181
0.047
R127
10 k
7
R132
10 k
R126
180 k
R128
47 k
R129
10 k
C257
0.1
R133
12 k
R130
12 k
R131
5.6 k
R242
22 k
VOLIN
VOLOUT
SQLIN
VCC
AFOUT
R165
470
SCK
SO
T1
T2
T3
T4
DAST
SCK
SO
T1
T2
DAST
SCK
SO
T1
T2
T3
T4
DAST
SQLIN
VCC
+5V
R169
10k
1
3
2
4
5
6
VOLIN
VOLIN
VOLOUT
VOLOUT
AFOUT
SQLIN
SQLIN
SQLIN
VCC
VCC
+5V
+5V
R5V
R5V
S5V
S5V
R5V
S5V
R5V
S5V
T5V
T5V
VCC
+5V
R5V
S5V
T5V
AFOUT
+5V
MIC
R171
10 k
R173
10 k
C213
0.001
MIC
OPT
MIC
C215
0.001
C237
0.001
R175
33 k
EP4
EP5
J4
C214
47 P
MC1
MIC
PTT
EXT.MIC
EXT.SP
BDET
C210
22
C211
0.01
C212
0.01
R172
4.7 k
R174
4.7 k
R210
120 k
R211
100 k
R217
47 k
R218
100 k
D17
RB706F-40
R213
470
R216
22 k
R248
1
S5V
S5V
R5V
C207
10
C208
0.01
C209
0.1
R170
2.2 k
C205
0.1
R219
220 k
C259
0.01
C206
10
C203
0.01
C204
0.01
C235
820 P
R166
470 k
R167
470 k
R168
470 k
R203
56 k
R204
390 k
R205
180 k
R206
82 k
R207
39 k
R208
100 k
R209
100 k
C236
0.022
1
2
3
11
4
R5V
C224
0.033
C226
0.1
C229
0.0068
C230
0.01
C233
0.1
C234
820P
R188
470 k
R189
100 k
R190
47k
R191
47k
R192
18 k
R193
220 k
R194
68 k
R195
120 k
R197
22 k
5
4
3
2
1
3
2
1
5
4
C227
0.01
C228
0.1
R196
22 k
C232
0.0012
3
2
1
4
8
5
6
7
C225
4.7
C231
0.039
R198
22 k
R224
68 k
R225
68 k
R226
68 k
C243
0.0056
C245
0.0082
3
2
1
4
8
C244
180 P
C246
68 P
C223
47 P
R214
1 k
R222
68 k
R223
68 k
C242
0.0027
C258
47 P
R215
22 k
AFOUT
SP
CLONE
C239
0.001
C240
47 P
J5
VCC
+5V
+5V
+5V
S5V
C238
0.001
4
5
6
1
SP
C58
10
C59
47 P
LV
C57
47 P
VCC
T5V
S5V
R220
2.2 k
L17
4.7 H
C75
1
C49
0.5 P
R35
33 k
R38
82 k
T5C
CLI
CLO
R5C
BDET
SENC3
SENC2
TONE
DET
SDEC
CDEC
SENC1
S5C
SENC0
5
6
7
VCC
T5V
S5V
+5V
+5V
+5V
+5V
VCC
NWC
MMUT
R5C
I/O
1
O/I
2
O/I
3
I/O
4
CONT.B
5
CONT.C
6
VEE
7
14
13
12
11
10
9
8
I/O
O/I
O/I
I/O
CONT.D
CONT.A
VDD
CTRL
GND
VB
VIN
VOUT
REF
REF
DUSE
BAL
BAL
DEV
+5V
DET
SQLIN
S1
S2
1
2
3
4
J1
C
only
From
SW-A UNIT
From/to
SW-A and SW-B
UNITS
1
2
3
4
5
6
7
J2
C161
0.001
C162
470 P
C160
47
SPEAKER
W1
CHASSIS UNIT
OPC-963
1
2
SP1
1
2
J3
S3
9
10
11
12
13
14
15
16
8
7
6
5
4
3
2
1
OSCOUT
OSCIN
MIXOUT
VCC
IFIN
DEC
FILOUT
FILIN
AFOUT
QUAD
IFOUT
RSSI
N-DET
N-REC
GND
MIXIN
C142
0.001
VIN1
1
VOUT1
2
VOUT2
3
VIN2
4
VDD
5
LD
6
CLK
7
DI
8
VIN3
9
VOUT3
10
VOUT4
11
VIN4
12
24
23
22
21
20
19
18
17
16
15
14
13
VIN5
VOUT5
VOUT6
VIN6
DO
VDAREF
RESET
GND
VIN7
VOUT7
VOUT8
VIN8
6
5
Q10
2SC5085 Y
Q8
DTC144EU
Q16
3SK272
Q17
2SC4215 O
IC6 BU4066BCFV
IC5B NJM13403V
Q21 DTC144EU
IC9 M62363FP-650C
IC10
NJM2870
Q26
2SA1577 Q
Q27
2SA1577 Q
Q18
2SC4116 GR
IC1 MB15A02PFV-1
Q31
2SC4215 O
IC3 TA31136FN
Q13
2SK880 Y
Q12 XP6501 AB
IC5A
NJM13403V
IC13
TC7S66FU
Q30 XP1213
IC12B
NJM12904V
IC12A
NJM12904V
IC16B NJM12904V
Q24 2SB1132 R
Q25
XP6501 AB
Q23
DTA144 EU
IC16A
NJM12904V
Q32
DTC144TU
Q22 UN911H
IC5C NJM13403V
FI1
FL-311
1
3
5
4
2
D24
HSU88
C269
0.001
C253
9 P
R249 470 k
R230
27 k
R250 470 k
R251
120 k
EP7
A
only
C72
0.001
R28
47
R29
820
C70
0.001
C64
0.1
C63
0.001
C56
1
C69
82 P
C67
0.0022
C66
36 P
R47 47
C270
0.001
Q36
2SK1829
R31
4.7 k
C51
2 P
C60
0.001
Q11
2SC5085 Y
C61
0.001
C65
2 P
R32
4.7 k
L15
2.2 H
L16
80 nH
D7
HVU350B
D5
HVU350B
C268
2.5 P
R37
220 k
R27
10 k
R240
1 k
C71
0.001
R36
1 k
D22
MA77
C62
0.1
R34
47 k
R39
1 k
D6
MA2S077
4.9 V
4.8 V
15.3 MHz
0.75 V P-P
4.7 V
0 V
UNLOCK 0.5 V
LOCK 4.5 V
2.9 V
0 V
PTT ON
4.8V
PTT OFF
0V
WIDE 4.8 V
NAR 0 V
2.1 V
1.0 V
0 V
3.1 V P-P
CTCSS code
2.5 V
0.7 V
0 V
3 V P-P
5/2 tonecode
transmitting
4.8 V
4.9 V
0 V
0 V
4.9 V
2.1 V
3.5 V
0 V
4.5 V
0 V
1
0
SECTION 12
VOLTAGE DIAGRAM
12 - 1
NOTE:
A
: [F12] and [F12S]
B
: [F11], [F11BR] and [F11S]
C
: [F11] and [F12]
D
: [F11BR], [F11S] and [F12S]
Summary of Contents for IC-F11
Page 1: ...SERVICE MANUAL VHF TRANSCEIVERS...
Page 28: ...9 5 9 2 SW A AND SW B UNITS TOP VIEW SW A UNIT F1 Q1 DS1 B5603C SW B UNIT F1 Q1 DS1...
Page 37: ......
Page 38: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 13806IZ C1V 2001 Icom Inc...
Page 39: ...SERVICE MANUAL UHF TRANSCEIVERS...
Page 68: ...9 5 9 3 SW A AND SW B UNITS TOP VIEW SW A UNIT F1 Q1 DS1 B5603C SW B UNIT F1 Q1 DS1...
Page 77: ......
Page 78: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 13806IZ C1U 2001 Icom Inc...