Icom IC-F5012 Service Manual page 30

SECTION 9. BOARD LAYOUTS
• MAIN-A UNIT
(TOP VIEW)
VHF
SIMPLE TYPE
B7425A
UT-109R
UT-110R
A.B
• FRONT UNIT
(TOP VIEW)
9 - 1
ANT CONNECTOR
J1 (CHASSIS)
6
7
W1
C83
W1
C411
C9
D48 R49
D47
L4
8
L4
Q1
Q1
D62
D62
Q40
C180
C395
VRAF
-VREF
-TENC
-SO
-SCK
J
CUT C172
C189
SDEC
R114 R231
C325
R118 TONE
2 R 4 5 2 R 5 5 2 R 6 5 -SPAF
R134 R186
R253 R249 R248
B
C173 -MCGO
C321 C320
R285
R252 C322
D DISC
R336
Q39
R137 R129
E
TXC-
A
1
MIC C311
R373 R374
RMUTC
20
R315
PTT C
R314
J1
J1
R313
40
21
CP28
REM
MCIN
[VOL]
R14 DS6
R14
DS9
J1
[MICROPHONE CONNECTOR]
IC3
EP4 EP5
C87
C471
C364
C372
C342
IC2
IC2
C473
R55
Q20
Q20
C472
5
MP4
-TMUT
-T1
C477
C479 C480
C476
-R8V
PLL
D65
R352
C385
R353
D64
C337
R354
R211
D67
C396
Q43 C463
R96 R95
C70
T2
R42 R45 R44
Q4
C68 C69
IC1
Q4 Q18
C347
C61
IC1
LV
R43
R395 C487
R396 C490 R397 RSSI-
-BAL C62 C348 CP1
C488 R399
R38
RLVA
-UNLK
R398
IC21 TLVA
C65
Q5
Q5
J2 R142
R144
4
L10
-CPU5V
RXC-
40
-NWC
C202
J2
1
R327
CDEC-
C201
-DIM
BUSY
-PWON
-EPTT
-AFON
-MCIN
DS5 DS4 DS3
DS8 DS7
J4
2
EP4
C401 R338
R334
RED
BLK
EP5
W2
W2
1
-T8V
C270
IC9
Q26 Q24 Q23
R205
R204
Q30
C474 Q16
Q30 R392
Q23
R378
R317 C275
Q16
R316
R77 R323
Q15
C163
Q15
Q17
Q17
Q33 J6
1
C293
VCC
R238
Ext.I/O6 R355
(DIM/IGSW)
Ext.I/O 11
(HORN)
C482
I
C197
C198 Ext.I/O 7
K
(AFO)
C196 Ext.I/O 7
Q37 C290
C195
(AFO)
Q37 C288
DISC
Q19
R348 C289
3
5V
R358 C291 IN
R291 C350
R92 R90 C137 R227
R91 R230
C295 C294
Ext.I/O
C132 C150
14(EPTT)
Ext.I/O
D61
4 (SERIAL)
F Ext.I/O
C436
10(SERIAL)
D59
R357
13
-HORNO
G
DS10
The combination of top side and bottom side of this
AF OUT
HV
C362
GND
IC9
R199
C254
C262
8V
SP+
1
J7
2 SP−
J7
SP1 (FRONT UNIT)
R198
IC8