32 Operating in conventional modeDialling a conventional channel or group usingthe alphanumeric keys on a keypad microphoneIf your radio has a keypad microphone installed, you can diala conventional channel or group using the alphanumerickeys. For information about entering characters using thekeypad microphone, see “About the keypad microphone” onpage 15.To dial a conventional channel or group using the alphanu-meric keys on a keypad microphone:1 Dial the number of the conventional channel or groupusing the keys to . The number will be between101 and 110.2 Press the or PTT key.Your radio switches to the conventional channel or groupprogrammed for that number.Using a function key to change operating modePress the switch mode function key to change your operatingmode. If changing to conventional mode, the radio will starton either a pre-programmed channel or group, or the chan-nel or group that was previously selected.Selecting a channelOnce in conventional mode, use the scroll keys andto scroll through the channel list until the channel orgroup you want is displayed.Checking that a channel is clearYou or your user group may be segregated from other usergroups by special signalling. If an incoming call carries thespecial signalling tones specific to you or your user group,your radio’s signalling mute opens and you can hear the call.The monitor function may allow you to override any specialsignalling on a channel, so that you can check that the chan-nel is clear before you make a call.