3Press the microphone PTT switch and speak into the microphone. Release the PTT switch to receive.

•For best sound quality, hold the microphone approximately 1.5 inches (3 ~ 4 cm) from your mouth.

■Making Group Calls (P25)

Channels programmed for P25 operation already have a Talkgroup ID assigned. For these channels, simply press and hold the microphone PTT switch to make the call. Otherwise, if a key has been programmed with Talkgroup, you can select a group ID to make a call to those parties.

1 Press the key programmed as Talkgroup.

2 Press / to select a group ID/name.

3 Press or to set the selected Talkgroup.

4 Press and hold the microphone PTT switch to make the call.

•Speak into the microphone as you would during a normal transmission.

■Making Individual Calls (P25)

If a key has been programmed with Individual, you can make calls to specific persons.

1 Press the key programmed as Individual.

2 Press / to select a unit ID/name.

•If you are using a microphone keypad, you can enter a unit ID directly.

3Press and hold the microphone PTT switch to make the call.

• Speak into the microphone as you would during a normal transmission.

Receiving

Select the desired zone and channel. If signaling has been programmed on the selected channel, you will hear a call only if the received signal matches your transceiver settings.

Note: Signaling allows your transceiver to code your calls. This will prevent you from listening to unwanted calls. Refer to “SIGNALING” on page 17 for details.

■Receiving Group Calls (P25)

When you receive a group call with a group ID that matches the ID set up on your transceiver, and the Network Access Code also matches, you can hear the caller’s voice.

■Receiving Individual Calls (P25)

When you receive an individual call, a ringing tone will sound. If the Network Access Code matches and the squelch type is set to Selective call, the caller’s ID will also appear on the display.

To respond to the call, press and hold the microphone PTT switch and speak

into the transceiver as you would during a normal transmission.