![background image](http://html.mh-extra.com/html/icom/ic-f3gs/ic-f3gs_service-manual_612560031.webp)
9 - 6
• MAIN UNIT (BOTTOM VIEW)
C277
R252
C138
R258
R143
FI2
FI1
J2
J3
MP5
S1
S3
S2
MP6
X1
S1
S3
Q21
Q22
L25
X1
IC10
IC7
IC8
C198
IC12
Q40
R236
R238
R237
S2
C155
FI2
C174
C173
C72
C298
C281
L4
L2
L1
L16
L17
L24
D29
L31
C287
C285
C8
C3
C18
C76
R96
R95
R75
L20
L19
C105
C106
C109
C104
R94
R70
R72
C97
C98
C94
L29
C99
C169
L21
C101
C100
C102
C126
R178
R262
C108
C107
R160
R154
C288
C204
C82
C79
C80
C83
C86
C88
C87
C89
R59
R58
R63
C91
R100
R159
R187
C168
C165
C163
R144
R128
C164
C152
C151
R127
R122
R221
C248
C232
R181
R215
R216
C231
C193
C171
R126
R218
R101
C194
C195
R146
C197
R219
R220
C149
C146
C167
C166
R132
R99
R104
C1
10
FI1
C125
C278
C150
D26
Q16
Q15
Q36
D14
Q17
R226
R232
R182
L33
Q35
Q38
C129
Q12
C48
Q5
R20
R23
R21
C33
R22
R19
R261
R139
R141
C162
C67
C114
R260
C161
C65
C69
R50
R49
W8
C70
C123
C236
C244
R150
C71
R48
R51
D7
C66
C53
L8
R18
C27
R68
R69
C29
R77
C28
R26
C36
R25
C35
C38
D13
D5
C37
C39
L34
L10
C31
Q6
C30
C62
R41
C61
C42
R29
C218
C44
C41
C45
C47
R184
R152
R227
R202
C219
R123
C140
R121
C250
C216
R145
R120
C139
C228
R203
C227
R207
R224
R223
R229
R230
R231
R191
R192
C225
C222
C297
C296
C202
C245
C221
C201
R190
R225
R228
R234
R267
R153
R33
R32
C60
L14
C32
R28
R27
C34
C229
D28
Q32
Q8
L1
1
C153
IC5
C145
X2
C154
IC1
1
LV
D
C
BUSY
OPTION
B5687A
F
J5
L12
Q7
Q4
C235
R209
L9
D6
Q13
C249
R198
R199
C200
R200
R196
R140
R265
R272
R273
R243
C209
R276
C309
C304
C132
C230
C302
C199
R195
R194
R193
R165
R131
R245
R246
R206
R213
R212
R240
R239
R235
R271
R241
R242
R270
R274
R137
C223
C224
R171
R136
R275
R266
C147
R130
R164
R147
R102
C196
C144
R148
R103
R21
1
R197
J5
1
R268
IC13
Q42
IC14
J5
to the OPTIONAL unit
PTTIN
PTT
OUT
MICOUT
MICIN
AUX
BUSY
MOWN
SIGOUT
OPT1
OPT2
OPT3
GND
OPV3
OPV2
OPV1
1
15
30
16
GND
5V
VCC
MICMUTE
AFONOP
BEEPOUT
RXMUTE
DISCIN
AFOUT
REM
CCS
CIRQ
SO
SI
SCK
ICOM
Summary of Contents for IC-F3GS
Page 1: ...SERVICE MANUAL VHF FM TRANSCEIVERS ...
Page 39: ......
Page 40: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 13713IZ C1V q 2000 Icom Inc ...
Page 41: ...SERVICE MANUAL UHF FM TRANSCEIVERS ...
Page 82: ......
Page 83: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 13713IZ C1U 1 2000 Icom Inc ...