195-TONE SIGNALLING5-Tone Signalling is enabled or disabled by your dealer. Thisfunction opens the squelch only when the transceiver receivesthe 5 tones programmed in your transceiver, in succession.Transceivers that do not transmit the correct tones will not beheard.Your dealer may also activate Group Call for your transceiver.RECEIVINGWhen you receive a signal containing the correct tones,squelch opens and you will hear the call.• The LED indicator flashes orange.• The LED remains lit after pressing any key.• To mute the speaker after squelch opens, press the keyprogrammed as Monitor Momentary or Monitor Toggle.• Your dealer can program the squelch to close again after aspecific time period elapses. The LED indicator flashes orange(2 seconds) at this time.• If Transpond for 5-Tone Signalling is programmed, anacknowledgment signal is returned to the calling station.• If Tone Alert for 5-Tone Signalling is programmed, an alert tonewill sound when the correct tones are received.TRANSMITTINGTo transmit a 5-Tone signal, simply press the PTT switch andmake the call. If the selected channel has been programmedwith a 5-Tone signal, it will be transmitted when the call ismade.