Push-To-Talk (PTT) Button
The PTT button on the side of the microphone serves two basic purposes:
• While a call is in
progress, the PTT button PTT Button allows the radio to
transmit to other radios in the call.
You will also hear the Channel Free Indication tone if your call is interrupted, for example when the radio receives an Emergency Call.
You can turn off the Channel Free Indication tone by disabling all radio tones and alerts (see Turning Radio Tones/Alerts On or Off on page 22).
Switching Between Analog and Digital Mode
Identifying Radio
Press and hold down PTT button to talk. Release the PTT button to listen.
The microphone is activated when the PTT button is pressed.
•While a call is not in progress, the PTT button is used to make a new call (see Making a Radio Call on page 11).
Depending on programming, if the Talk Permit Tone is enabled, wait until the short alert tone ends before talking.
During a call, if the Channel Free Indication feature is
Each channel in your radio can be configured as an analog channel or a digital channel. Use the Channel Rocker to switch between an analog or a digital channel.
When switching from digital
to analog mode, certain P2 features are unavailable.
Channel Rocker
CH+
CH -
Controls
enabled on your radio (programmed by your dealer), you will hear a short alert tone the moment the target radio (the radio that is receiving your call) releases the PTT button, indicating the channel is free for you to respond.
Your radio also has features available in both analog and digital mode. However, the minor differences in the way each feature works does NOT affect the performance of your radio.
NOTE: Your radio also switches between digital and analog modes during a dual mode scan (see Scan on page 14).
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