Icom IC-F3, Service Manual

Page: 43 / 52

J6 P1
SP
SPG
0.001
C164
1
2
1
2
MAIN UNIT
KUC3523-040245
MC1
J5
PTTIN
PTTOUT
MICOUT
MICIN
AFONOP
BEEPOUT
DISCIN
SIGOUT
AFOUT
OPPD
OPCS
OPINT
IROCH W7
W8
A
B
1
2
3
5
4
SO
SI
MM
RM
MIC
Q29
XP1213
33k
R144
R142
100
0.001
C163
JPM1990-2013R
S1
1
2
3
4
5
HV
VOL IN
VOL OUT
VOL GND
VCC
VR
RV-312 R1
VR BOARD
EXT. MIC
MIC
SPEAKER
PTT
EXT. SP
CHARGER
J7
HSJ1122-010010
J2
OPT
MIC
0.001
0.001
C165
C166
0.001
C282
470p
C172
47p
C183
47p
C184
47p
C185
0.001
C189
0.001
C190
0.001
C187
0.001
C186
47p
C182
47p
C180
47p
C181
0.001
C283
HSJ1456-01-220A
J3
W5
W6
SP1
AF OUT
SP
CLONE
47p
C167
0.001
C168
0.001
C169
HEC2711-01-020
J4
0.001
C170
15
R156
Q27
SB07-03C
D25
15
R157
0.001
C200
0.001
C202
2SB1132R
C201
0.001
D24
DA204U
10k
R158
0.001
C203
DA204U
D27
15k
R174
DTC144TU
Q31
470
R132
CLIN
CLOUT
VOLIN
VOLOUT
AFOUT
VCC
5V
5V
T5
R5
5V
S5
2SA1588
Q22
2SA1588
Q21
2SA1588
Q20
4.7k
R137
4.7k
R139
R258 100
0.01
C160
R5C R5C S5C
22 22 22
C177 C176 C175 C174
4.7k
R141
0.01
C161
0.01
C223
0.01
C224
0.01
C162
T5C
2SB1132R
Q18
5 6 4
3 2 1
2.2k
R134
0.1
C159
10k
R133
R135
100
C158
0.001
C157
0.001
C156
10
C155
S-81250PG-PD
IC6
T1 T2 T3 T4
D I
G
VCC
CPU5
P0 P1 P2 P3
1 2 3 A
4 5 6 B
7
8 9
C
* 0 #
D
1k
×
4
R240
KR3
KR2
KR1
KR0
D16
MA6S121
KS5
KS0
KS1
KS2
KS3
KS4
1k
×
4
R243
MA6S121
D17
IR1
D18
MA111
CTCSS
DET
R5
5V
5 4
1 2 3
NC NC
VDD VSS
S-80742SL-A6
IC11
470p
C197
10k
R149
330k
100k
100k
R221
0.47
C230
MA111
D15
220k
R147
R146
100k
R148
R250
10k
R154
6.8k
R153
1k
2SC4081
Q23
0.001
C144
R220
270k R218
120k
R219
120k
0.01
C248
NTCCF20124AH
R182
R181
18k
R103
0.1
C232
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
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], [M]
39k [N]
2SC4081
Q35
Q38
DTC144EU
R224
0.01
C250
47k
R207
R197
180k
C198
2.2
C221
0.01
C249
0.01
C225
0.022 C275
0.001
C222
0.1
R198
1k R199
3.9k
R241
1k
R242
1k
R191
10k R192
10k
R190
39k
R200
1k R201
56k
Q33 XP4601
12k
12k
R203
C227
R202
0.1
0.01
C228
1k
×
4
1k
R226
R233
1k
×
4
R232
1k
×
4
SCK
SI
SO
UNLK
CL OUT
CL IN
PLST
NOIS
OPINT
ECS
OPPD
OPCS
R227
R213
1k
R228
100k
IR1
IROCH
100k
R193
100k
R196
100k
R195
R194
100k
R235
680k
0.01
C199
R245
100k R238
100k
C276
47p
C251
47p
C252
47p C253
47p
C262
47p
C263
47p C257
47p
C258
47p
C259
47p C260
47p
C261
47p
C254
47p
CONT
75 SEG
74 SEG
73 SEG
72 SEG
71
70 SEG
SEG
SEG
SEG
SEG
SEG
CTD
CTD
CTD
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
0.001
C142
C143
0.001
C273
0.001
C274
0.001
CL IN
CL IN
VCC
CPU5
CPU5 CPU5 CPU5 CPU5
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
SD
SD
VIN
VIN
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
0.001
COM4 COM3 COM2 COM1
KS0 KS1 KS2 KS3 KS4 KR0 KR1 KR2 KR3 KS5
47
C173
+
OUT
SECTION 11 VOLTAGE DIAGRAM
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 GND
VCC
VDD
AO6
0.01
C244
R106
1k
×
4
C241
10
C240
0.01 C239
0.01 C238
0.01 C237
0.01
C242
0.01
2SC4081
Q36
DUSF
CTCIN
CTDA
5
4
1
2
3
6
10k
L30
EXCCL
4532U
11 - 1
1 30
15 16
OPTIONAL
UNIT
GND
5V
VCC
MICIN
NC
NC
NC
OPT1
NC
OPT2
CCS
OPT3
CIRQ
GND
SO
SI
PTTIN
PTTOUT
MICOUT
MICMUTE
AFONOP
BEEPOUT
RXMUTE
DISCIN
SIGOUT
AFOUT
NC
NC
SCK
NC
IC-F3 only
IC-F3S=open
0.1
C292
11-1 IC-F3/S
RX: 5.0V
9.6V
5.0V
2.0V 2.5Vp-p
5.0V
5.0V
TX: 5.0V
6.8 MHz
9.6V
9.6V
(SW ON)
COMPLETE VIEW