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
CP8
CP9
R271 100
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
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
R110
8V
CPU5V
5V
47
C162
0.01
R220
100k
REF
BAL
C163
10
R222
10k
C164
0.001
R219
100k
D21
HVC362
L10
1.8µ
BUS LINE2
C161
100p
C160
9p
X2
CR-741
(15.300 MHz)
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
47k
C132
0.001
R91
47k/18k
R90
470k
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
47p
0.001
C149
C140
0.1
L29
1.8µ
UNLK
SCK
SO
PLST
R97
1k
R95
10k
C146
0.1
C138
0.001
C145
47p
C130
0.047
R89
10k
C147
1
R96
3.9k
Q18
2SK880
LVIN
CP1
C314
0.01
R98
2.2k
C148
10
Q17
2SC4116
C144
47p
L27
1.8µ
L23
0.82µ
L28
1.8µ
C123
RX VCO
TX VCO
9p/10p
R84
3.3k
C121
10p
C122
6p
2p/6p
C124
L26
11n
L25
11n
C125
6p
C128
4p
R82
4.7
Q13
2SC4226
R83
3.3k
C119
0.01
C120
470p
C131
0.001
C129R87
10
0.5p
D18
MA368
D16D17
HVC350B HVC350B
R86
R292
8.2k/12k
220k
C127
0.5p/4p
C133
6p
C134
6p
C126
10p
R85
3.3k
C114
7p
C115
4p
R81
4.7
Q14
2SC4226
R79
3.3k
C116
0.001
C117
470p
3
5V
2
1
4
5
Q15
XP1214
EP1
R211
56
C299
7p
C298
7p
L32
15n/18n
C118
0.5p
C113
0.5p
R161
1k
C357
0.1
TXC
C139
0.1
R77
10k
Q16
DTC144EU
C111
47p
C112
0.1
R162
1k
R209
NTCG20
C200
0.1
R210
100K
R92
120k
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
5V
CPU5V
8V
100k
C70
470p
R46
470
R45
150k
R164
27k
C71
0.1
IO
FI2
ALFYM450F=K
R40
150
R39
47
L33
0.82µ
C307
7p
C305
56p
C306
4p
Q34
2SC4116
C69
470p
SQIN
R236
1.2k
R237
680k
L35
0.22µ
C309
5V
0.01
C304
10p
R43
47
C66
0.001
DET
C348
0.001
RSSI
NOIS
C63
47p
C65
0.001
C62
82p
R37
3.3k(N/W)
4.7k(N/M)
C64
D36
MA2S111
0.001
NWC
Q5
DTC144EU
Q37
DTC144EU
X1
CDBC450CX24
R36
3.9k
R38
100k
C75
10
C67
0.001
R290
100
R34
120k
C60
0.001
C58
0.001
R33
150
R163
10k
R8V
R35
100
C59
0.001
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
MMUT
R138
100k
C185
270p
R117
180k
+
-
12
13
14
IC16
NJM12902V
R121
4.7k
R120 10k
R119
5.6k
R118
12k
R114
12k
AFSW
C169
0.047
C168
0.047
R115
2.7k
C167
0.1
R122
1.5k
R285
100
DISC
DET
DISC
R125
100k
b
C181
0.1
R124
4.7k
C182
0.0056
R129
100
R128
10k
R130
10k
MOD
TXC
R139
100k
RMUT
-
+
2
3
1
IC5
NJM12904V
R185
120k
R183
220k
C177
0.0056
R184
33k
C178
180p
R186
100k
R187
2.2k
R188
4.7k
C179
0.012
R135
120k
R134
56k
R133
180k
SIG
C173
0.1
C172
0.0047
R140
100k
R137
68k
C175
0.001
C359
1
R112
27k
R111
3.9k
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
1
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 0.001
R127
39k
7
6
IC5
NJM12904V
5
-
+
BUS LINE1
5V
VCC
C310
0.001
C159
0.1
C165
0.01
R93
1k
D37
MA2S111
R80
1k
R78
1k
C297
10p
RXC
V+
GND
8
4
IC5
NJM12904V
C248
0.001
C308
3p
C61
100p
OV12
R116
12k
C170
0.001
TONE
C282
0.1
a
b
c
d
VCC
e
C286
0.01
A
A
A
A
A
A
A
NOTE
: High band/ Low band
540mVrms
(40mVrms at mic terminal)
5.0V
15.3 MHz
1.6Vp-p
7.7V
TX: 3.0V
RX: 0V
TX: 0V
RX: 3.0V
3.0V
4.9V
WIDE:1.0V
NARROW:1.0V
4.9V
TX: 0V
RX: 7.4V
WIDE: 4.8V
NARROW: 0V
MEASUREMENT CONDITIONS
VOLTMETER
Amplitude(Oscilloscope) : 100 MHz
Frequency : 465 MHz
Transmission : 25 W
11 - 2