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Icom IC-211 Instruction Manual page 46

144mhz ssb fm cw transceiver
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11.The
RF
POWER
control
| The MODE
Select switch is in | As
the
RF
POWER
control
does not function.
the SSB (USB or LSB) or CW | functions in the FM mode only,
position.
set the switch to the FM position.
12.The
RIT
LED
goes
out
even
though
you
did
not
depress the RIT ON/OFF
switch to turn it OFF.
The
RIT
is
automatically
turned
OFF
when the Tuning
knob
is rotated.
You
may change the unit so that
the automatic ВІТ OFF function
does not operate when you rotate
the Tuning knob. (See page 18.)
Depress the RIT ON/OFF
switch
again to turn ON the RIT.
The
Power
switch
has
been
turned OFF.
13.The
frequency
does
not
change
by
rotating
the
Tuning knob.
DIAL
LOCK
is engaged.
Disengage
the
DIAL
LOCK
by
pressing the DIAL LOCK button.
The TUNING
SPEED
button
was depressed when the Tuning
knob was set with one of the
small increments at the center
point,
the
Tuning
knob
was
rotated when the DIAL LOCK
was engaged.
14.The
scale
on
the Tuning
knob is not in calibration
with
the
displayed
fre-
quency.
Set the Tuning dial so that one of
the
large
increments
is at
the
center point, and push the TUN-
ING SPEED
button, and the scale
will be calibrated.
The TUNING
SPEED
button
was
pressed,
or
the
VFO
Select switch was turned while
pressing the TUNING
SPEED
button.
15.The
last two digits of the
memorized
or
displayed
frequency
has changed
to
0.0.
Release
the
TUNING
SPEED
button,
and
set the unit
to the
desired
frequency
with the Tun-
ing knob.
The
Power
switch
was turned
OFF and ON too quickly.
16.An
abnormal
figure
is
displayed on an LED, or an
LED fails to illuminate.
Turn the Power switch OFF, wait
a few seconds,
and then turn it
ON again.
The Tuning knob was turned
too quickly.
Turn the Power switch OFF, wait
a few seconds,
and
then turn it
ON
again.
And
turn the Tuning
knob with proper speed.
17. The display shows
144.000.0
when the power
switch is turned ON.
The
memory
switch
was
turned OFF.
The
main
switch
of
the
power source was turned OFF
or
the
power
plug
was
un-
plugged.
Turn
ON
the memory
switch
on
the rear panel.
Use
the
continuous
operating
power source or optional memory
power source.
The power failed (when using
the AC power source).
18.Unable
to key when using
an electronic keyer.
The
Switching
circuit of the
electronic
keyer
does
not
close completely.
Replace the keyer with one having
a voltage of less than 0.4V between
the two
keying
lines at the key
down
position,
or
modify
your
keyer so that the voltage is less
than 0.4 Volts.
Polarity
of
the
connection
wires from the keyer is reversed.
The
MODE
switch
is not
in
the CW position.
Connect the keyer wires observing
proper polarity.
Place the MODE
switch in the CW
position.
— 45 —

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