Icom IC-F1020 - External Connection Points and Pin Assignments

ur3
Tx lock voltage
adlustment
L38
Rx lock
voltage
adjustmenl
5.2
PLL ADJUSTMENT
L.V.
Lock voltage check
point
Cl93
gc-rroroy
R376
1tc-rrozol
Ref.
freq. adlustment
E-l
il.t
;l
=
ruml
bvel
I
;;l
J
roice
I
iion
I
-l
;t
I
=
--l
-
l
I
-l
l
b
rev.
I
rrl
rEm.
I
;;l
*'l
1
_l
ATLIIISTMtrNT
ADJUSTi'ENT CONDITIONS
MEASUREMENT
VALUE
AINUSTI,|EiIT
POINT
UNIT
LOCATION
UNlT At'JUST
PLL
LOCK
VOLTAGE
1
r
Operating frequency: 136.000
MHz
r
Receiving
MAIN
connect
the digital
multi-meter
or oscil-
loscope
to the check
point'L.V."
3.0 v
MAIN
138
2
.
Operating frequency: 174.000 MHz
r
Receiving
10-14 V
Verify
3
o
Operating
frequency
: 136.000
MHz
o
Transmitting
3.0 v
L43
4
r
Operating frequency:
174.000 MHz
o
Transmitting
10-14
V
Verify
PLL
REFERENCE
FREQUENCY
1
r
Operating frequency:
Any
o
Transmitting
MAIN
Loosely
couple
the
frequency
counter
to
the
antenna
connec-
tor.
The same
fre
quency
as
programmed.
MAIN
c193
(rc-F1010)
R376
(rc.F1020)
00000
5-2