Voltage Diagram - Icom IC-F11 Service Manual

SECTION 12

VOLTAGE DIAGRAM

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