3939393939MonitorThe monitor facility allows you to override the subaudiblesignalling so you hear all conversations on a channel,including those outside your group.Monitor can be turned on and off by a short press of themonitor/clear key ( ), or it may be assigned to a functionkey.While monitor is active, the monitor symbol ( ) willappear in the display.Receiving callsYour radio will remain quiet until there is activity on thecurrently selected channel. When you hear your own callsign, respond promptly by pressing the PTT key andreplying. You can then proceed with your call (see ìTrans-mitting and receivingî on page 19).Making callsTo make a call, make sure the channel is free. If the channelis busy, you will not normally be able to transmit; if so, theradio will sound a low-pitched warning beep if you try totransmit. You may not be able to hear the activity, but theLED will glow green.When the channel is free, press the PTT and speak clearlyinto the radio. Identify yourself and the party you are callingusing the call signs you have been assigned. While you aretransmitting, the LED will glow red and the transmittingsymbol ( ) will flash. If you are transmitting at low power,the low power symbol ( ) will flash. Release the PTT keywhen you have finished talking.