Icom ic-f5021, Service Manual

Page: 35 / 38

12 - 2
*; Refer to “PARTS LIST.”
CF20
D
0.1
C288
R198
10K
R228 100K R224 47
DTC144EU
Q37
R205
10K
R156
4.7K
Q31
2SJ144
47P C292
0.
1
C262
R226 100K
CF20
F
CF20
E
Q30
D TC144EU
R223 1k
EP5
J4
0.001
C362
R229
1M
R227 1M
Q24
DTC144EU
HF70BB9.5X10.4X4.9
EP4
R204
4.7K
0.001
C375
0.001
C293
C261
0.
1
0.001
C273
0.001
C254 R199
10K
XP6501
Q28
1 2 3
4 5 6
0.001
C270
R271
100 CF20
C
J1
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
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
0.001
C310
0.
1
C203
0.001
C209
CF20
G
0.001
C210
0.001
C208
IC17
CD4094BPWR
1
STR
2
D
3
CLK
4
Q1
5
Q2
6
Q3
7
Q4
8
GND
9
QS
10
Q’S
11
Q8
12
Q7
13
Q6
14
Q5
15
OE
16
V+
0.
1
C202
R142
1k
0.001
C207
D43 DAP222
L10
1.8U
HV
T8V
R8V
8V
5V
CPU5V
REF
BA L
NW C
T1
T2
TMUT
TXC
RXC
MOD
F
SQIN
SCK
SO
TLVA
RLVA
PLST
UNLK
TEMP
LVIN
RSSI
NOIS
DISC
J2
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 26
27 28
29 30
31 32
33 34
35 36
37 38
39 40
DA221 D58
R186 100K
R184
33K
NJM12902V
IC16
9
10
8
R185 120K
0.001 C175
NJM12902V
IC16
6
5
7
R116
12K
R126 470
NJM12902V
IC16
13
12
14
0.01
C379
R125 100K
R114
12K
R121 47K
0.
1
C183
47P
C176
0.01
C245
0.047
C169
R120
10K
R129
100
R124 4.7K
R119 5.6K R118 12K
R115 3.9K
CD4066BPW R
IC14
1
I/O1
2
O/I1
3
O/I2
4
I/O2
5
CONT2
6
CONT3
7
VSS
8
I/O3
9
O/I3
10
O/I4
11
I/O4
12
CONT4
13
CONT1
14
VDD
0.001
C170
0.1
C181
0.047
C168
R117
180K
R322 100K
CF20
B R285
100
0.1
C173
R215
470
0.001
C189
0.
1
C188
AK2330
IC18
1
VIN7
2
VIN0
3
VOUT0
4
VOUT1
5
VIN1
6
RSTN
7
CSN
8
SCLK
9
SDATA
10
DVDD
11
VSS
12
AVDD
13
VREF
14
VIN2
15
VOUT2
16
VOUT3
17
VIN3
18
VIN4
19
VOUT4
20
VOUT5
21
VIN5
22
VIN6
23
VOUT6
24
VOUT7
25
0.
1
C185
0.1
C187
0.1
C186
0.01 C190
1
C359
0.
1
C179
R244 390K
820P
C316
820P C317 R240 100K
0.
1
C318
R245 180K
NJM12902V
IC16
2
3
1
R242
39K
R241 100K
R243
82K
XP4601
Q39
1
2
3 4
5
6
0.
1
C349
R252
100K
0.039 C320
0.0068
C322
10K
R256
0.1 C321
R248
22K
NJM12902V
IC16 V+
4
GND
11
10K R255
R249
22K
R247
22K
0.022 C325
0.
1
C246
0.
1
C250
TA75S01F
IC15
1
2
3
4
5
R192 220K
R191 220K
R195
1k
R193
470K
R194 2.2K
0.47 C244
Q35 DTC363EK
Q36
D TC144EU
R287
10K
0.
1
C252
LA4425A
IC8
1
2
3
4
5
R197 10K
Q25
2SD1664
DTC114TU
Q29
0.001
C269
D2
3
DA22
1
R218
22K
0.001
C276
0.001
C275
R297 300K
R298 100K
0.
1
C264
C263 0.
1
Q33
DTC144EU
DA221
D59
DA221
D60
0.001
C436
J6
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
0.001
C294
0.001
C290
0.001
C437
0.001
C291
DA221
D61
0.001
C311
CF20
A
R149
1k 1k
R146 R148
1k
R147
1k
47P
C226
R150
1k
47P
C204
0.
1
C201
D42
DAP222
0.
1
C282 47P C284
M62334FP
IC20
1
AO1
2
AO2
3
AO3
4
AO4
5
GND
6
SDA
7
SCL
8
VCC
CF20
K
CF20
I
CP28
CP06S
R238 100K
100K
R361
100K
R360
100K
R359
1k
R357
1k
R356
1k
R358
R261
1M
R262
1M
R263
1M
R315 100K R314 100K
R269 100K R270 100K
1k
R145
1k
R143
1k
R325
1k
R326
1k
R327
1k
R144
R130
22K
R135
270K
R188
560
R187 10K
470
R345
10K
R363
100K R362
0
R381
0.022
C315
0.01
C280
R159
10K
J7
1
2
3 4
0.001
C267
0
R368
0
R370
1
C295
1
C289
47K R373
330K
R374
330K
R375
47K R372
J
330K
R377
NJM2831F05
IC10
1
CTRL
2
GND
3
NC
4
VOUT
5
VIN
100K R378
10K R323
NJM7808DL1A
IC9
I O
G
R137
68K
0.
1
C242
0.
1
C361
R138
100K
R139
100K
R113
2.2K
R111 3.3K
R123 100K
R128 10K
10
C272
0
R382
MAIN UNIT (1/2)
0
R383
0.001 C382
R329
6.8K
R202
6.8K
R203
6.8K
HW-1-S
W2
HW-1-S
CP30
0
R355
0.001 C378
R231 1k
5.6K
R330
0.068
C167
10
C174
10
C266
10
C268
10
C271
10
C274
10
C283
R133
100K
0.01
C172
R313
1M
R122
8.2K
R112
47K
39K R371
R232
470K
470
C255
470
C265
470 C256
47 MSVA
C180
0.01
C182
0.0082
C177
100P C178
0.0022
C249
MINISMDC050 F
S1
R304
10K
0.1 C247
R253
47K
R127
330K
150P
C184
2.2M
R384
R230 100K
R225
0
R134
33K
D26
MA2S1110G
D29
MA2S1110G
MA2S1110G D44 MA2S1110G D45
R183
180K
33K
R336
1 C464
DTC114EU
Q44
Q26
2SA1577
Q27
2SB1132
2SJ506S Q23
R200 47K
R201
4.7K
0.
1
C388
0.001
C481
1
C484
0.001
C259
47P
C260
68P
C465
0.001
C371
220P
C431
D22
DSA3A1
470
C258
270K
R391
0.01
C251
0.015 C351
1
C253
18K R392
R254 560
2.2K
R251
10K R250
BAL
R8V
T8V
F
SQIN
RXC
CPU5V
MOD
SO
8V
5V
TMUT
T1
T2
HV
NW C
SCK
REF
TXC
BEPO
RMUT
SO
AFONO
AFOUT
DISC
SCK
CCS
MMUT E
MMUT E
AF
O
EXST PLST
TEMP
RSSI
UNLK
SDEC
T
ONE LVIN
CDEC
EXOE
OPV1
SI
NOIS
UNLK
PLST
DISC
RSSI
LVIN
TEMP
RLVA
TLVA
REM
DSDA
EAFO
MMUT
DISC
SIG
SQIN
BEEPO
REF
SO SCK
BEEP
DAST
MCGO
CDEC
RXC
IN
EPTT
BUSY
SIGO
OPT1
OPT3
PTTI
OPT1 SO PTTO
EPTT
CCS
CIRQ DAST
PWON
SCK SI
OPT3 OPT2
MCIN
AF
O
AFON
AFONO
EXST
SCK
RMUT
SO
RXC
NWC
AFON
PGIO3
EXOE
EAF
O
CIRQ
BUSY
DIM
AFOUT
VRAF
R8V
T8V
SDEC
BATV
OPT2
DAS T
OPV1
BEEPO
BAL
HORNO
MMUT
RMUTC
DISC
BATV
VRAF
DISC
PGIO4
TENC
MCOT
SCK DSDA
T1
T2
TLVA
RLVA
CPU5
PGIO2
DIM
HORNO
SIG
SIGO
F
MOD
5V
MCOT
PTTO PTTI
EXST
VCC
RXC
VREF VREF
VREF
BEEP
RMUTC
TXC
DISC
TMUT
HV
TONE
VCC
VCC
BEEP
PGIO4 PGIO3
M
CIN
TENC NOIS
PGIO2
CPU5V
CPU5V
CPU5V
8V
8V
8V
8V
8V
5V
5V
5V
5V
5V
5V
5V
5V
AF AMP
UNLK
DIM
TONE
GND
SDEC
NOIS
SI
CCS
MIC
RSSI
AFO
SO
TEMP
EXOE
OPV1
CDEC
5V
8V
GND
PLST
TENC
SCK
BATV
CPU5
EXST
LVIN
DSDA
PGIO2
RX AF HPF
D/A
SPLATTER
RX 5-TONE SIGNAL
CTCSS/DTCS VCC
Ext.I/O 14(EPTT)
Ext.I/O 7 (AFO)
GND
GND
DISC
GND
GND
Ext.I/O 11 (HORN)
Ext.I/O 6 (DIM/IGSW)
(OPV3)
(OPV2)
OPT3
PTTO
EPTT
PWON
CIRQ
DAST
PGIO3
PGIO4
OPT1
OPT2
BEEP
PTTI
AF PRE AMP
M IC AMP
FILTER
FILTER
H:AFON L:MUTE
RMUTO
Ext.I/O 10(SERIAL)
Ext.I/O 4 (SERIAL)
FILTER