Icom IC-F6021, Service Manual

Page: 30 / 38

9 - 1
SECTION 9. BOARD LAYOUTS
• MAIN-A UNIT
(TOP VIEW)
• FRONT UNIT
(TOP VIEW)
SP+
1
SP− 2
SP1 (FRONT UNIT)
ANTENNA CONNECTOR
J1 (CHASSIS)
AF OUT
AF GND
The combination of top side and bottom side of this
page shows the actual configuration of P.C. board.
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
OPT3 PTTO
EPTT
PWON
CIRQ
DAST
PGIO3 PGIO4
OPT1
OPT2
BEEP
PTTI
BEPO RMUT
SO
AFONO
AFOUT
DISC
SCK GND
GND GND NC NC NC NC NC
NC
NC
GND CCS
MMUTE
SI
REM
NC NC NC
BUSY
SIGO OPT1 OPT3 MCIN
CIRQ
OPT2 DAST
OPV1
MCOT PTTO PTTI EXST
8V 5V
(OPV3)
(OPV2)
IN
VCC
HV
EP4
EP5
GND
Ext.I/O
14(EPTT)
Ext.I/O 7
(AFO)
DISC
GND
GND
GND
Ext.I/O 11
(HORN)
Ext.I/O6
(DIM/IGSW)
Ext.I/O
10(SERIAL)
Ext.I/O
4 (SERIAL)
EP2 EP3
C9
C10
C11
C12
C81
C128 C129
D1 D2
DS1 DS2
DS3 DS4
DS5
DS6
DS7
DS8
DS9
J1
R14
R14
R18 R76
H0 H5 H10 H15 H20 H25 H30 H35 H40 H45 H50 H55 H60 H65 H70 H75 H80 H85 H90 H95
V0
V5
V10
V15
V20
V25
V30
C9
C12
C15
C23
C51 C55
C56
C58
C59
C60
C61
C62
C63
C64
C65
C66
C68 C69
C70
C71
C72
C76
C77
C79
C80
C81
C82
C84 C85
C86
C87
C88
C95
C101
C107
C111 C112
C132
C135
C137
C140
C141
C142
C143
C144
C145
C146 C147
C148
C149
C150
C151 C152
C154
C155
C163
C170
C172
C173
C175
C176
C180
C200
C201
C254
C262
C263
C264
C266
C267
C268
C270
C271
C274
C275
C287
C288
C289
C290
C291
C293
C294
C295
C311
C312
C314
C320 C321
C322
C325
C337
C342
C347
C348
C350
C357
C362
C372
C377
C383
C384
C385
C394
C395
C396
C399
C400
C411
C413
C415
C418
C436
C446
C455
C459
C460
C461
C462
C463
C466
C467
C492
C493
C494
CP1
CP28
D3
D5
D5
D6
D37 D56
D57
D59
D61
D66
D67
EP8
EP9
FI1
IC1
IC1
IC2
IC4
IC4
IC9
IC9
IC10
J1
J2
J6
J7
L4
L4
L5
L5
L10
L28
L37
L46
L54
Q1
Q4
Q5
Q6
Q15
Q16
Q17
Q18
Q19
Q20
Q23
Q23
Q24 Q26
Q30
Q33
Q37
Q39
Q40
Q43
Q44
R32
R33
R34 R35
R37 R38
R41
R42
R43
R44 R45
R46
R48
R49
R51
R52
R53
R56 R58
R59
R63 R64
R77
R78 R80
R89
R90 R92
R93
R95
R96
R97
R98
R100 R101
R103
R111 R112 R113
R114
R118
R119
R122
R129
R130 R133
R134
R135
R137
R142
R143
R144
R145
R146
R147
R148 R149
R150
R161 R162
R163
R183
R186
R198
R199
R200
R201
R204
R205
R209 R210
R211
R212
R227
R230
R238
R247
R248 R249
R250 R251
R252
R253
6 5 2 R 5 5 2 R 4 5 2 R
R261 R262 R263
R271
R285
R289
R290
R291
R293
R294
R295 R296
R308
R313
R314
R315
R316
R317
R319
R320
R323
R325
R327
R334
R336
R337
R338
R350
R351
R352
R353
R354
R355
R357
R358
R359
R361
R363
R372
R373 R374
R377
R378
R382
R391
R392
R393
S1
BLK
1
2
3
4
5
7
PTT
W1
DISC
E
6
8
LV
IC8
RED
J1
J2
J7
J6
RSSI-
-R8V
-TMUT
-T8V
MIC
D
-NWC
TXC
J
F
I
K
G
A
C
B
REM
BUSY-
CUT
B7093C
A.B
1
20
40
21
40
1
5V
13
1
VCC
8V
UHF
PLL
UT-109R
UT-110R
DISC-
-SQIN
VRAF-
-TENC
BAL-
MOD-
-SO
-SCK
5V
-TLVA
RLVA
-BEEP
-DIM
PWON
-AFON
CDEC-
MCIN-
MMUTE-
RXC-
-RMUTC
-SPAF
-MCGO
-VREF
-BEEP
-SDEC
-REF
NWC-
PGIO3-
-HORNO
WNC
-CPU5V
H0 H5 H10 H15 H20 H25 H30 H35 H40 H45 H50 H55 H60 H65 H70 H75 H80 H85 H90 H95 H100 H105 H110 H115 H120 H125 H130
V0
V5
V10
V15
V20
V25
V30
V35
V40
V45
V50
V55
V60
V65
V70