Icom ic-f5021 Service Manual page 31

• MAIN-A UNIT
(BOTTOM VIEW)
D22
Q25
C261
R202
Q25
R203
R329
C272
Q29 D23
C276
Q29
C256
C255
D29
C351
Q35
R195
C251 C252 5V
Q36
C253
R197
Q35
EPTT-
• FRONT UNIT
(BOTTOM VIEW)
FI5
FI4
C465
C456
C431
C380 L43 L23
C259
FI3 C381 C460 R387 C458
C459
C461
R388
C258
R386
Q9
R385
1 C 6 0 C93 R67 R68 1 C 8 0
C99
C265
D15
C302 R28
R70
C139
R73 R234 C100
EP1
C255 C102 R71
R74
C122
R76
C120 R78
C297 L44 L32 C284
R75
C301
C118
C119
C104 C159 R341 R342
R83
C285 C161 C156
C105 C286
C360 R339
L26 C160
C376 Q14
L53 EP7
Q28 X2
C356 D31 C127 C354
D34 D33
C355 D52 R221
D16
R105 R110 R104
X2
C353 C166 R106 R222
C164 R220
C138 C144
R159
TLVA
C162
R229 C287
-CPU5V
R226 R225
D26
R223
C437
BEEP-
D60
RXC
TXC
DIM-
-HORNO
-AFO
-AFON
R122
R121
R109
SDEC R120
C123 R108
KS0
R127
C6
CDEC
R114
BATV
C118
RSSI
C120
C119 IC1
LVIN
RES
IC2 C117
C116
C113
C115
IC3
C106
C105
R105 R113
R101 R104 R119
R118
D6
R102
NOIS
C102
CPU5V-
1
C130 R60
C2
POSW
J2
C468
C469
C78
D12
R54
R57
C409
-T8V R8
C457
R8
R23 C36
R21 R17
L9
R12
C49
C41 C392 C40 C343 Q2
Q3 Q3 R15
L11
R302
C30
C46 R19
-R8V
C38
-T2
-T1
C399
C397
FI6
FI2 W/N NARROW
X1
Q34
TENC-
IC20
C304 R36
C306
C157
R340
R237
C309
IC20 R236
RSSI-
-REF 5V
BAL-
NWC- -MOD
-RLVA
TXC-
-DISC
SDEC-
-TONE
IC17
R326
CDEC
LVIN
C207
R298
R381
D42
D45 D44
IPTT MD2 RES OPT2
R22
R21 OPT3 AFVI
R20 R65
IPTT- R25 C14
C124 J3
R29 R23 C15
R110 DUSE-
C19 R24 R26
PWON C82 R28 C16
1
C131 R128
OPT1
SENC-
R33 C23
-LSCK
R112 R32 R39
R34 R38
R111
LSO
R35 R37
R36 C21
C20 C85
R125
IC6
R124
R12 R11 C87
R116 R123
D5
R51
C1 4 5V
COM 1 2 3
-CPU5V
R78
C114
L2
C93 CLI-
KR2
-TONE C3
C5
-KR1
C125 C4 R47
C34
R90 C31
KS4-
MIC-
-BEEP
R46
-SO
KR3
The combination of top side and bottom side of this
page shows the actual configuration of P.C. board.
C402
C1
R1
L1
L3
L1
L3 C2
C6
C3
C5
R4
R5
R7
L6
L2
D1
C15
D11
R6
C17
D11
D6
L31 C18
R13
R11
C22 L7
C27
L8
C28 R14
B7092B,t=1.6,(2)
-VREF
IC18
IC16
R121 R115
R368
R116 C168
C188
C169 C167
R330
R184 C177
C181
R185 R370
C349 R187
R188
-MCOT
IC14
IC14
R117
R375
C186
-OPV1
5V
R138
R139
C379
R304 C245
-MCIN
C280 R232 R322
D42 D43 -AFOUT
C187
IC15
D43
IC15
C17 C76 R45 C25 C41
R27 R43 R42 C27 R41
R44 C26
C84 R40
IC5 MICI
5V AFVI
CLO
C8 L1 C78 R15
C29
-CLI
AFO 8V
-CLO
-AFO
-KR0
C126
B7091C
9 - 2