Icom IC F121S Stereo System User Manual


 
11-2 MAIN UNIT
J1
SCK
SI
SO
CIRQ
CCS
DISC
DET
BEEPO
AFONO
OV12
DAST
OPT3
OPT2
OPT1
SIGO
BUSY
R266 47k
R267 27k
R268 10k
R265 18k
R270 100k
R264 68k
R269 100k
R263 1M
R262 1M
R261 1M
CP24
CP25
R271 100k
MIC
C311
0.001
SCK
SI
OV12
SO
DAST
CIRQ
CCS
OPT3
OPT2
DISC
OPT1
DET
SIGO
BEEPO
BUSY
AFONO
MAIN UNIT (1)
to
Optional
unit
J2
DIM
DAST
RMUT
MMUT
OPT3
OPT2
OPT1
BUSY
SCK
SI
SO
CIRQ
CCS
MIC
EPTT
HORNO
BEEP
PWON
8V
GND
GND
TONE
TENC
NOIS
NWC
TMUT
UNLK
PLST
CDEC
SDEC
OV12
RSSI
LVIN
TEMP
BATV
RXC
AFON
5V
CPU5
AFO
J1
8V
CL0
AFO
PTT
MICE
MIC
GND
CLI
to
mic
jack
J2
DIM
DAST
RMUT
MMUT
OPT3
OPT2
OPT1
BUSY
SCK
SI
SO
CIRQ
CCS
MIC
EPTT
HORNO
BEEP
PWON
8V
GND
GND
TONE
TENC
NOIS
NWC
TMUT
UNLK
PLST
CDEC
SDEC
OV12
RSSI
LVIN
TEMP
BATV
RXC
AFON
5V
CPU5
AFO
FRONT UNIT
R147
1k
R148
1k
R149
1k
R143
1k
R150
1k
R141
1k
C204 47p
C201 0.1
C202 0.1
C207 0.001
C208 0.001
C209 0.001
C210 0.001
C203 0.1
C226
47p
C205 47p[EUR]
C211 47p[EUR]
C206 47p[EUR]
C231 47p[EUR]
C230 47p[EUR]
C232 47p[EUR]
C233 47p[EUR]
R145 1k
R144 1k
R146 1k
DIM
DAST
RMUT
MMUT
OPT3
OPT2
OPT1
BUSY
NWC
TMUT
UNLK
PLST
TONE
TENC
NOIS
CDEC
SDEC
CCS
MAIN
UNIT
(2)
PWON
BEEP
HORNO
EPTT
AFON
RXC
BATV
C166
0.01
R110
47
C162
0.01
R220
47k
R221
47k
REF
BAL
C163
10
R222
10k
C164
0.01
R219
100k
D21
HVC362
L10
1.8µ
BUS LINE2
C161
100p
C160
9p
X2
8V
CPU5V
5V
CR-740
R105
47k
D20
MA2S111
R106
82k
C158
100p
R104
1.2k
C156
47p
C157
100p
Q19
2SC4215
C142
0.001
R101
1k
C143
0.001
C141
0.001
R100
10k
9
10
11
12
13
14
15
16
8
7
6
5
4
3
2
1
CLOCK
DATA
LE
FC
NC
FOUT
P
B
FIN
LD
GND
DO
VCC
VP
OSCOUT
OSCIN
VCC
8V
CPU5V
5V
IC4
MB15A02PFV-1
C152 47P
C153 47P
C154 47P
C151
0.1
R103
150k
C155
270p
C140
0.1
L29
1.8µ
UNLK
SCK
SO
PLST
C149
0.33
R97
1k
R95
470
C146
1
C138
47p
R89
10k
C147
4.7
R96
1.5k
Q18
2SK880
R92
100k
R91
33k
C132
0.1
R90
47k
LVIN
CP1
C145
330p
C314
0.01
R98
2.2k
C148
10
Q17
2SC4116
C353
7p
D34
HVC376B
D33
HVC376B
L39
44n
C144
47p
L28
3.3µ
D31
HVC376B
D16
HVC376B
L38
80n
C366
3p
C360
6p
C355
6p
R99
1k
L27
3.3µ
L37
10µ
C127
15p
L26
92n
C136
0.5p
C134
10p
C126
33p
R85
3.9k
C114
33p
C115
33p
W4
Q14
2SC4226
R79
1.8k
C116
0.01
C117
470p
C124
270p
L25
67n
C129
1p
D18
1SV239
R86
120k
C131
1p
C133
10p
C123
68p
R84
3.9k
C121
18p
C122
33p
R82
4.7
Q13
2SC4226
R83
1.8k
C119
0.001
C120
470p
3
2
1
4
5
Q15
XP1214
EP1
R211
56
C299
12p
C298
12p
C300
10p
L32
33n
C113
0.75p
C118
0.5p
R313
1k
C357
0.1
TXC
C139
0.1
R77
10k
Q16
DTC144EU
C111
47p
R314
1k
R209
47k
C200
0.1
R210
100K
TEMP
C350
1
R291
100k
MOD
C337
0.001
1
2
3
4
5
6
7
89
10
11
12
13
14
15
16
IC1
TA31136FN
OSCIN
OSCOUT
MIXOUT
VCC
IFIN
DEC
FILOUT
FILIN
MIXIN
GND
N-REC
N-DET
RSSI
IFOUT
QUAD
AFOUT
R44
VCC
5V
390k
C70
100p
R45
150k
R46
2.2k
R42
47k
C68
100p
C71
0.1
IO
FI2
ALFYM450F=K
R40
1.5k
R39
47
C312
0.1
L33
0.82µ
C307
7p
C305
56p
C306
4p
Q34
2SC4116
C69
100p
SQIN
R236
1.2k
R237
680k
L35
0.22µ
C309
0.01
C215 47p[EUR]
C214 47p[EUR]
C213 47p[EUR]
C222 47p[EUR]
C223 47p[EUR]
C224 47p[EUR]
C225 47p[EUR]
C218 47p[EUR]
C219 47p[EUR]
C220 47p[EUR]
C221 47p[EUR]
C304
10p
R43
470
C66
0.001
DET
C348
0.001
RSSI
NOIS
C63
47p
C65
0.001
C62
82p
R37
2.7k(N/W)
4.7k(N/M)
C64
0.001
NWC
Q5
DTC144EU
X1
CDBC450CX24
R36
3.9k
R38
100k
C75
10
C67
0.001
R290
680
R34
100k
C60
0.01
C58
0.001
R33
330
C365
1.5p
R8V
R35
100
C59
0.001
R292
1k
Q4
2SC4215
b
IC14
BU4066BCFV
1
2
3
4
5
6
7
14
13
12
11
10
9
8
I/O
O/I
O/I
I/O
CONT.B
CONT.C
VEE
VDD
CONT.A
CONT.D
I/O
O/I
O/I
I/O
TXC
MMUT
R138
100k
C363
0.001
R117
180k
+
-
12
13
14
IC16
NJM12902V
R121
47k
R120 10k
R119
56k
R118
12k
R114
33k
AFSW
C169
0.047
C168
0.047
R115
3.9k
C167
0.047
R321
4.7k
R285
100
DISC
DET
DISC
R122
8.2k
R125
100k
R123
100k
b
C181
0.1
R124
4.7k
C182
0.0056
R129
100
R128
10k
R130
22k
C176
47p
MOD
R139
100k
RMUT
-
+
2
3
1
IC5
NJM12904V
R185
120k
R183
220k
C177
0.0056
R184
33k
C178
180p
R186
100k
R187
10k
R188
560
C179
0.1
R135
270k
R134
27k
R133
180k
SIG
C173
0.1
C172
0.0082
R136
10k
R320
100k
R137
120k
C175
0.001
C368
100p[EUR]
C359
1
R112
27k
R111
3.3k
R113
2.2k
C180
47
1
2
3
4
5
6
7
8
9
10
11
12 13
14
15
16
17
18
19
20
21
22
23
24
VIN1
VOUT1
VOUT2
VIN2
VDD
LD
CLK
DI
VIN3
VOUT3
VOUT4
VIN4
VIN8
VOUT8
VOUT7
VIN7
GND
RESET
VDAREF
DO
VIN6
VOUT6
VOUT5
VIN5
IC6
M62363FP-650C
C174
10
5V
CPU5V
8V
R231
39k
C283
0.001
DET
TENC
DAST
SCK
SO
BAL
R215
470
SQIN
REF
T2
T1
SCK
SI
SO
CIRQ
R142
1k
RSSI
AFO
TEMP
LVIN
R126
470
C183
0.1
C184 680p
R127
39k
7
6
IC5
NJM12904V
5
-
+
BUS LINE1
5V
VCC
C310
0.001
C165
0.01
R93
1k
D37
MA2S111
C135
0.001
C427
220p[EUR]
C356
6p
R80
1k
R78
1k
C297
22p
RXC
V+
GND
8
4
IC5
NJM12904V
C248
0.001
C216
47p[EUR]
C217
47p[EUR]
C308
3p
C61
100p
OV12
R116
12k
C170
0.001
TONE
C282
0.1
a
b
c
d
VCC
e
C286
0.01
560mVrms
(40mVrms at mic terminal)
5.0V
15.3 MHz
1.5Vp-p
7.1V
TX: 4.4V
RX: 0.1V
TX: 0.1V
RX: 4.4V
3.0V
4.9V
WIDE:1.0V
NARROW:1.2V
4.9V
TX: 0V
RX: 7.3V
WIDE: 4.8V
NARROW: 0V
MEASUREMENT CONDITIONS
VOLTMETER
Amplitude(Oscilloscope) : 100 MHz
Frequency : 155 MHz
Transmission : 25 W
11 - 2