Some of the more common audible tones are described below:
Tone
Meaning
One short
beep
Valid keypress: The action you have attempted is permitted.
Function activated: A function has been turned on (using a function key).
One short, low-pitched beep
Function deactivated: A function has been turned off (using a function key).
One long, low-pitched beep
Invalid keypress: The action you have attempted is not permitted.
Transmission inhibited: You have attempted to transmit, but for some reason you
cannot make a call at this time.
Two short
beeps
Radio turned on: The radio is powered on and ready to use.
Radio is revived: The radio has been made operable by your service provider.
Three long beeps
Transmit timeout imminent: Your transmit timer will expire and your current trans-
mission will be terminated.
One short, high-pitched beep
Radio is stunned: The radio has been made inoperable by your service provider.
Two low-pitched beeps
Radio’s temperature is high: The radio’s temperature is in the high-temperature
range, but the radio will continue to operate.
Two high-pitched beeps
Radio’s temperature is very high: The radio’s temperature is in the very high tem-
perature range and all transmissions will now be at low power; if the radio’s tem-
perature rises outside this range, transmissions will be inhibited. Turn off the radio
and allow it to cool down.
Continuous low-pitched
tone
Radio system error: A system error has occurred and the radio may be inoperable.
Contact your radio provider.
Two long high-low pitched
tone pairs
Synthesizer is out-of-lock: The radio’s synthesizer is out-of-lock on the current
channel and you cannot operate on that channel (
Out of lock
appears on the dis-
play).
Voice annunciation
In conventional mode, your radio may be programmed to play a pre-recorded message for the start-up zone and chan-
nel, and when changing the zone or channel.
In trunked mode, your radio may be programmed to play a pre-recorded message for the start-up zone, workgroup or
preset, and when changing the zone, workgroup or preset.
In both modes, your radio may be programmed to play a pre-recorded message for the battery condition or when lone-
worker monitoring has been turned on or off.
Using Function Keys to Access Frequently Used Features
The function keys provide access to some of the features you will use most often. These features are assigned to the
function keys when the radio is programmed. Some keys may have a feature associated with both a short key press
and a long key press.
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Tait International Ltd December 2019
