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Basic Operations
Input Channel THROUGH Microphone number key
Switch Between Main Band and Sub band
Receiving
Squelch Off/Squelch Off Momentary
SELECTING THE OPERATING BAND
In memory mode, pressing 3 numerical keys recalls the desired memory
channel. For example press 0,0,1 recalls channel 1. Press 0,3,0 for ch.30,
and 5,1,2 for ch.512. If the input channel is not programmed in advance,
an error beep sounds and returns to last channel operated. While
pressing the key, [CH-] and entering numbers are shown on the display.
At the default setting, both MAIN and SUB
bands are displayed. The transmitting is
possible only on the frequency/channel shown
on the LEFT.
To transmit, press the dial to set the desired
frequency or channel on the LEFT side of the
display.
Both MAIN and SUB bands receive signals
simultaneously. While receiving signals, the
icon and signal strength icon will appear
in the display, and audio sounds.
Press and hold
key cancels the squelch
and signaling setting temporary to monitor
incoming signals of currently operating band.
Release the
key to activate the squelch
and signaling settings.
Select the MAIN band by pressing the dial so that MAIN appears on
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the left corner of the display. By pressing and holding the
key
toggles the operating bands between 108-180MHz, 220-260MHz,
350-399MHz and 400-480MHz for receiving.
Select the SUB band so that SUB appears above the frequency
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display on the right. By pressing and holding the
key toggles the
operating bands between 136-174MH and 400-480MHz for receiving.
Some restriction may apply depending on the versions. Transmitting is
prohibited outside of the specified frequency range. "OFF" appears when
PTT is pressed in the RX-only frequency and alarming beep sounds.
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The mamory channels must be pre-programmed to operate in the
memory mode. Empty channels numbers won't be displayed during
operation and appears only during memory setting.
This transceiver can be set working on 2 UHF band or 2 VHF band.
You may risk missing weaker signals when the squelch level is set
too high. If the Busy and signal strength icon are displayed but can't
hear any audio, please check the selective calling(signaling) setting
like Tone-squelch and DCS.
Pressing [
] key on the microphone functions same as above but holds
squelch off until the [
] is pressed again.
Transmitting
Before transmitting, monitor the frequnecy to make sure the channel is
vacant and won't cause interference to others.
Hold [PTT] key to transmit, and speak at
approximately 5cm/2 inces to the microphone
in normal voice level. Too loud or too slow
voice level may cause trouble hearing at the receiving stations.
