Squelch
The radio's squelch allows the radio to unmute only when the
strength of the incoming signal is above a predetermined
threshold. This means that only signals of reasonable intelli-
gibility are made audible.
Monitor
The monitor function is used to check that the channel is
clear before you make a call. While monitor is on, the green
LED flashes continually.
Activating monitor
1
Note: Your radio may be programmed to activate monitor
2
Activating squelch override
1
2
Note: Squelch cannot be overridden when the radio
Scanning
The scan function is used to monitor a programmed group of
channels, looking for activity. When activity is detected on a
scan group channel, the radio stops on that channel. The
amber LED flashes and, if the channel signalling is valid, the
Press the monitor function key and monitor overrides the
signalling mute, allowing you to hear any traffic on
the channel.
whenever the microphone is off the microphone clip.
Press the monitor function key again to turn monitor off,
and the green LED no longer flashes.
Press and hold the monitor function key for longer than
one second to override both squelch and the
signalling mute.
This allows you to hear even faint and noisy signals.
Press the monitor function key again to return the radio
to a quiet state.
is scanning.
Basic operation 19