Icom IC-F3, Service Manual

Page: 47 / 52

J6 P1
SP
SPG
SPG
47p
C164
1
2
1
2
MAIN UNIT
IC-F4 only
IC-F4S=open
KUC3523-040245
MC1
GND
J5
1 30
15 16
PTTIN PTTIN
5V
PTTOUT
PTTOUT
VCC
MICOUT
MICOUT
MICMUTE
MICIN
MICIN
AFONOP AFONOP
NC
BEEPOUT
BEEPOUT
NC
RXMUTE
NC
DET
SIGOUT
SIGOUT
AFOUT AFOUT
OPT1
OPPD
NC
OPT2
CCS
OPT3
OPCS
OPINT
U/D
W7
CIRQ
GND
SO
NC
SI
NC
1
2
3
5
4
SCK
SO
SI
MM
RM
MIC
NC
Q29
XP1213
33k
R144
R142
100
0.001
C163
L416
0.22 H
C498
56p
EVQ-PJ705K
S1
1
2
3
4
5
HV
VOL IN
VOL OUT
VOL GND
VCC
RV-312 R1
VR BOARD
EXT. MIC
MIC
SPEAKER
PTT
EXT. SP
BATT
GND
CHARGER
BATTERY
J7
HSJ1122-010010
J2
OPT
MIC
470p
C165
C166
0.001
47p
C183
47p
C184
47p
C185
0.001
C189
0.001
C190
0.001
C187
0.001
C186
47p
C182
47p
C180
47p
C181
HSJ1456-01-220A
J3
SP1
AF OUT
SP
CLONE
47p
C167
0.001
C168
0.001
C169
HEC2711-01-020
J4
0.001
C170
0.001
C171
470p
47
C172
C173
15
R156
Q27
SB07-03C
D25
15
R157
0.001
C200 0.001
C202
2SB1132R
C201
0.001
D24
DA204U
10k
R158
DA204U
D27
15k
R174
DTC144TU
Q31
470
R132
CLIN
CLOUT
VOL IN
VOL OUT
AFOUT
VCC
5V
5V
T5
R5
5V
S5
2SA1362
Q22
2SA1362
Q21
2SA1362
Q20
4.7k
R137
4.7k
R139
R444
10k R443
10k R442
10k
0.01
C160
R5C
S5C
22
22
22
C177
C176
C175
C174
4.7k
R141
0.01
C161
0.01
C223
0.01
C224
47p 47p
C428 C429
0.01
C162
T5C
2SB1132R
Q18
5 6 4
3 2 1
2.2k
R134
4.7
C159
1k
R133
R135
100
C158
0.001
C157
0.001
C156
10
C155
S-81250PG-PD
IC6
T1 T2 T3 T4
O I
G
VCC
CPU5
P0 P1 P2 P3
1 2 3 A
4 5 6 B
7 8 9 C
* 0 #
D
1k
×
4
R430
KR3
KR2
KR1
KR0
D16
MA6S121
KS5
KS0
KS1
KS2
KS3
KS4
1k
×
4
R428
1k
×
4
R429
MA6S121
D17
IR1
D33
MA111
CTCSS
DET
R5
CPU5
5 4
1 2 3
NC NC
VDD VSS
S-80742SL-A6
IC11
10k
R149
330k
100k
100k
R221
0.47
C230
MA111
D15
220k
R147
R146
100k
R148
R434
10k
R154
6.8k
R153
1k
2SC4081
Q23
0.001
C144
R220
270k R218
68k
e
82k
u
R219
82k
e
100k
u
0.01
C248
C247
0.001
0.0022
C488
47p
C250
NTCCF20124AH
R182
L409
4.7 H
R181
18k
R103
0.1 33
C232
C197
470p
C447
330k
R215
150k
R216
0.1
C231
39p
C195
CR-463
X2
1M
R101
R102
10
8p
C193
C196
470p
R214
1k
12p
C194
CTCIN
CTCIN
AVss
TEST
Xcin
VSS
Xin
Xout
RESET
CSIFT
SCK
SI
SO
UNLK
PLST
NOIS
ECS
OPPD
OPCS
IR1
TROCH
CPINT
CL IN
CL OUT
NMI
RESET
CSIFT
ECS
SI MTONE
TONE
DTMF
SO
DTC144EU
Q26
X25080SI-2.7 [16 ch]
25LC160T-I/SN [2-BANK]
IC7
1
2
3
4
5
6
7
8
CS
SO
WP
VSS
VCC
HOLD
SCK
SI
0.01
C245
33k [W]-[H 2 ]
27k [W]-other
82k [N]-[H
1 ],
[N]-[H
2
]
68k [N]-other Q35 2SC4081
Q38
DTC144EU
Q405
DTC144EU
R224
47k
R207
R197
180k
C431
4.7
C225
0.01
C249
0.01
C222
0.0056
C489
0.015
C226
0.0082
M
C463
0.01
[L],[ML],[MH]
only
C192
0.001
C433
47p
C435
0.001 C434
0.001
C221
0.1
R199
1k R436
1.8k
R466
22k
R190
22k R191
22k
R437
47k R200
220
R168
10k
R192
56k
Q33 XP4601
47k 47k
R203 R202
R234
22k
R231
180k
R230
56k
R229
22k
R461
47k
C227
R227
1
0.1
820p
C228
1k
×
4
R226
R426
1k
×
4
R427
1k
×
2
R425
1k
×
4
SCK
SI
SO
UNLK
CL OUT
CL IN
PLST
NOIS
OPINT
ECS
OPPD
OPCS
R228
100k
100k
R193
100k
R196
100k
R195 R194
100k
R235
680k
0.01
C199
R433 1k
×
4
R431
1k
×
2
R432
100k
R237
100k
R236
1k
C
0
C438
0.1
C439
0.1
C257
47p
C430
47p
C255
22p
C254
47p C252
47p
C253
47p
C251
47p
CONT
DUSF
DST
AFON
LIGHT
T5C
TXC
75 SEG40
74 SEG39
73 SEG38
72 SEG37
71
70 SEG35
SEG34
SEG33
SEG31
SEG30
SEG29
CTDA2
CTDA0
CTDA1
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
PBO/AN0
AVSS
TEST
X2
X1
VSS
OSC1
OSC2
RES
NMI
P20/IRQ4/ADTRG
P21/SCK1
P22/SI1
P23/SO1
P24/SCK3
P25/RXD
P26/TXD
P27/IRQ0
P17/IRQ3/TMIF
P16/IRQ2
P15/IRQ1
P14
P13/TMIG
P12/TMOFH
P11/TMOFL
P97/SEG40
P96/SEG39
P95/SEG38
P94/SEG37
P93/SEG36
P92/SEG35
P91/SEG34
P90/SEG33
P87/SEG32
P86/SEG31
P85/SEG30
P84/SEG29
P83/SEG28
P82/SEG27
P81/SEG26
P80/SEG25
P77/SEG24
P76/SEG23
P75/SEG22
P74/SEG21
P73/SEG20
P72/SEG19
P71/SEG18
P70/SEG17
P67 /SEG16
HD6433875A40H [16 ch]
HD6433875B26H [2-BANK]
IC8
26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
P10/TMOW VSS V3 V2 V1 VCC PA3/COM4 PA2/COM3 PA1/COM2 PA0/COM1 P50/WKP0/SEG1 P51/WKP1/SEG2 P52/WKP2/SEG3 P53/WKP3/SEG4 P54/WKP4/SEG5 P55/WKP5/SEG6 P56/WKP6/SEG7 P57/WKP7/SEG8 P60/SEG9 P61/SEG10 P62/SEG11 P63/SEG12 P64/SEG13 P66/SEG/14 P66/SEG15
0.1
C142
C143
100p
CL IN
CL IN
VCC
CPU5
AVref VTref CPU5 AVCC
76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100
SEG41 SEG42 SEG43 SEG44 SEG45 SEG46 SEG47 SEG48 SEG49 SEG50 SEG51 SEG52
SEG41 SEG42 SEG43 SEG44 SEG45 SEG46 SEG47 SEG48 SEG49 SEG50 SEG51 SEG52
MTONE DTMF
MTONE
DTMF
PTTOUT
PTTOUT
LVIN
LVIN
TEMPS
TEMPS
ISENS
ISENS
SO
SD
VIN
VIN
0.001
C256
PB2/NA2 PB1/AN1 PB3/AN3 PB4/AN4 PB5/AN5 PB6/AN6 PB7/AN7
AVREF VTREF
TONED TONEM
AVCC
PE3/SEG52/CL1 PE2/SEG51/CL2
PE1/SEG50/DO
PE0/SEG49/M
PD7/SEG48 PD6/SEG47 PD5/SEG46 PD4/SEG45 PD3/SEG44 PD2/SEG43 PD1/SEG42 PD0/SEG41
VCC
+ + +
+
22
+
+
+
+
+
+
Q19
XP6501AB
C141
0.1
COM4 COM3 COM2 COM1
KS0 KS1 KS2 KS3 KS4 KR0 MM RM KR1 KR2 KR3
R5C S5C
KS5
+
OUT
M62354GP
IC10
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
DO
NC
AO5
LD
AO4
AO3
CLK
DI
AO1
DST
SCK
SO
MODCON
FRQCON
AO2
NC
GND VSS
VCC
VDD
AO6
0.01
C244
C241
10
C240
0.01 C239
0.01 C238
0.01 C237
0.01
C242
0.01
2SC4081
Q36
DUSF
CTCIN
CTDA0
CTDA1
CTDA2
U/D
IR1
5
4
1
2
3
6
10k
L412
1 H
L414
0.22 H
OPTIONAL
UNIT
W8
MM
RM
AF
11-2 IC-F4/S
W12
R471 100
0.22
C500
TX: 0V
RX: 5.0V
5.0V
2.0V
3.0Vp-p
5.0V
5.0V
TX: 5.0V
RX: 0.4V
6.8 MHz
4.93V
4.95V
9.6V
9.6V
(SW ON)
DTMF, 5 TONE SIGNAL ON
3.0V 3.0Vp-p
3.0V 3.5Vp-p
DTCS SIGNAL ON
CTCSS SIGNAL ON
COMPLETE VIEW