Icom IC-F521 - Page 31

1
4
8
5
1
4
8
5
112
24 13
1
6
7
12
13
18
19
24
1
8
16
9
14
85
ANT
J1
W1
GND
IC3
to DC power
HV
12512011511010510095908580757065605550454035302520151050
Horizonal
5
10
15
0
25
30
35
20
45
50
55
40
65
70
75
60
80
90
95
100
85
105
Vertical
19
to FRONT
unit J2
1
20
2
J2
GND
PWR
LINH
LCS LCK
LSO
AFVI
CLI
GND
MIC
8V 5V
KR0 KR1 KR2
FSW
HORN
CLO
PTT
AFO
GND
30 16
115
J1
5V
VCC
MMUT
AFON
BEPO
RMUT
DET
DISC
REM
CCS
CIRQ
SO
SI
SCK
PTTI
PTTO
MCOT
MCIN
AUX
BUSY
VCC
9
10
to Optional
cable OPC-822
1
2
J9
MD1
XCTS
XRXD
5V
GND GND
RES
XRTS
XTXD
MDWN
SIG
OPT1 OPT2 OPT3
GND
OPV3 OPV2 OPV1
to Optional unit
PTT11
to Optional
cable OPC-617
1
J6
GND
IN
GND
DISC
GND
AFO
GND
HORN
DIM
VCC
SP - 2
1
to Speaker
J5
SP+
PGO2
91
10 2
J8
PGI3 PGI1
NRXD
8V
GND
PGO1
PGI2
IGSW
NTXD
9-2 MAIN UNIT
• TOP VIEW
9 - 3