4
speaker volume.
3.4 Changing Channels
The FX-318 has 8 available channels, to communicate with other FX-318 users within a
range, you must all have your FX-318 tuned to the same channel.
a. Press the
MENU
button once, the current channel
number flashes on the LCD screen.
b. Press the
UP
or
DOWN
button to select the desired
channel. The channel changes from 1 to 8, or vice
versa.
c. Press the
PTT
button to confirm the channel setting.
Note:
Refer to the “Channel Table” section of this Owner’s Manual for detailed
frequency listing.
3.4.1 Setting the CTCSS sub-channe
l
Each channel also has 38 sub-channels to let you set up group of
users within the same channel for more private communication. If
you have set the sub-channel, you can only communicate with other
PMR users tuned to the same channel and sub-channel.
To turn the sub-channel function off
, simply set the sub- channel
to 0 (zero). You can communicate with any FX-318 user set to the
same channel who also turns off the sub-channel operation (or
whose FX-318 unit does not have this feature).
a. Press the
MENU
button twice, the current CTCSS
sub-channel number flashes on the LCD screen.
b. Press the
UP
or
DOWN
button to select one of the 38
CTCSS sub-channels.
c. Press the
PTT
button to confirm the sub-channel
setting.
3.4.2 SETTING THE DCS ADVANCED DIGITAL CODE.
Each channel also has 83 digital codes to let you set up group of
users for more secured private communication.
a. Press
the
MENU
button 3 times. DCS code is blinking
on the LCD screen.
b. Press the
UP
or
DOWN
button to select the desired
DCS code.
c. Press the
PTT
button to confirm the DCS channel
setting.
Transmitting and Receiving
The FX-318 transmission is “one way-at-a-time.” While you are
speaking, you can not receive a transmission.
The FX-318 is an open-license band. Always identify yourself
when transmitting on the same channel.
3.4.3 Transmitting (sending a speech)
The unit is continuously in the Receive mode when the unit is turned
ON and not transmitting. When a signal is received on the current
channel, “
RX
” icon will be displayed on the LCD screen.
3.4.4 Transmitting (sending a speech)
a. Press and hold the
PTT
(push to talk) button to transmit
your voice. “
TX
’ icon will be displayed on the LCD
screen.
b. Hold the unit in a vertical position with the MIC
(Microphone) 5 cm away from the mouth. While holding
the
PTT
button, speak into the
MIC
(microphone) in a
normal tone of voice.
c. Release the
PTT
button when you have finished
transmitting.
3.4.5 Monitor
You can use the Monitor feature to check for weak signals on the
