TM 55-1510-222-10
(3)
Direct frequency tuning (simplex only).
1.
FREQ/CHAN
button
out
(FREQ).
2.
Select
desired
mode
(USB,
LSB, or AM).
3.
Select digit to be changed
(outer knob), digit (cursor) will flash.
4.
Select numerical value of digit
(inner knob).
5.
Stow
cursor
(or
repeat
procedure for additional changes).
6.
Tune antenna coupler (press
microphone button).
(4)
Channel Programming.
NOTE
There are three ways to set up a
channel: Receive only, simplex, and
semi-duplex. To gain access to
channelized
operation,
depress
FREQ/CHAN button. To utilize the
existing programmed channels (i. e.
no programming required) use the
small control knob to select the
desired
channel
number.
Then
momentarily key the microphone to
tune the antenna coupler. If channel
programming
is
required,
it
is
necessary to activate the program
mode
as
follows.
With
the
FREQ/CHAN button in (CHAN), use a
pencil or other pointed object to push
the PGM button in. The button is an
alternate action switch: pushon,
push-off. The letters PGM will appear
in the lower part of the display window
and the system will remain in the
program mode until the PGM button is
pressed again.
(5)
Receiver operating procedure:
1.
Stow the cursor if a frequency
digit is flashing.
2.
Select the channel to be preset.
3.
Set the desired operating mode
(LSB, USB or AM).
4.
Set
the
desired
frequency.
(Refer to frequency tuning)
5.
Push and release STO button
once.
NOTE
·
TX will flash in the display
window, however a receive only
frequency is being set. The
flashing TX should be ignored.
·
If another channel is to be set, the
cursor must be stowed before a
new channel can be selected. Use
the smaller concentric knob to
select the channel and repeat the
steps
for
selecting
a
new
frequency.
6.
To return to an operating mode,
push the PGM button.
7.
Simplex operation: Setting a
channel up for simplex operation (receive and transmit
on the same frequency).
8.
FREQ/CHAN button In (cursor
stowed).
9.
PGM
button
In
(PGM
displayed).
10.
Select channel to be preset.
11.
Set mode (LSB, USB or AM).
12.
Set desired frequency. (Refer
to frequency tuning)
13.
Push and release STO button
twice. The first press of the STO button stores the
frequency in the receive position and the second press
stores the same frequency in the transmit position. The
second push also stores the cursor. If another channel
is to be reset, use the smaller concentric knob to select
the channel and repeat the steps for selecting a new
frequency. The cursor was automatically stowed. To
return to one of the operating modes, push the PGM
button again.
14.
Semi-duplex operation: Setting
a channel for semi-duplex (transmit on one frequency
and receive on another).
15.
Select channel to be preset.
16.
Set desired frequency. (Refer
to frequency selection)
17.
Set mode (LSB, USB or AM).
18.
Push STO button once.
19.
Set transmit frequency.
20.
Push STO button again. If
another channel is to be reset, use the smaller
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