Icom IC-F1020 Service Manual

5.3
RECEIVER ADJUSTMENT
ADJUSTMENT
ATNUSTMENTCONDMONS
MEASUREMENT
METHOD
ATUUSTMENT
VALUE
METHOD
RECEIVER
SENSITIVITY
.
Operating
frequency:136.00O MHz
o
Connect
the
SSG
to the
antenna con-
nector and set
as:
Level :
5.6
u\fr
(
-92
dBm)
Modulation
:OFF
o
Connect
a 4
Q
load
to the external
speaker
jack.
r
Enter
lnitialSet
Mode No.5
Refer to
p.
5- 1 for details.
o
Receiving
Number digits
in
the
LCD
!!!!!!!t!!
tft
,ft
tft tft
tf
Maximum
indi-
cation
In sequence
adjust
L9, Ll1,
Ll2, L13
on the
MAIN unit
NOISE
SQUELCH
THRESHOLD
POINT
1
.
Make sure no signal is
being applied to
the antenna connector.
r
Enter lnitialset mode
No. z
Refer to
p.
5- 1 for details.
o
Operating
frequency: Any
o
Receiving
Speaker butput
Audio noise
just
disappears.
Rotate
volume
control
while
pushing
[Pz].
2
o
Connect
the
SSG
to the antenna con-
nector and
set
as:
Level :
0.25
u\[
(
-
119 dBm)
Deviation:
+3.5
kHz
(wide-type)
+
1.75 kHz
(narrow-type)
Modulation: 1 kHz
Squelch opens
Verify
BEEP
LEVEL
1
r
Enter lnitialset mode No.3
Refer to
p.
5- 1 for details.
.
Operating
frequency: Any
o
Receiving
Speaker
output
Desired
level.
Rotate volume
control
while
pushing
[Ps].
*
This output level of
the
standard signal
generator (SSG)
is indicated as SSG's open
circuit.
5-3

Icom IC-F1020 Specifications

General

Brand	Icom
Model	IC-F1020
Category	Radio
Language	English