Identifying Status Indicators
English
16
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 allows the radio to
transmit to other radios in the
call.
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 32 for more
information.
Identifying Status Indicators
Your radio indicates its operational status through the following:
Status Icons . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 17
Text Messaging Service (TMS) Icons . . . . . . . . . . . . . page 19
Status Icons . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 19
TMS Menu Options . . . . . . . . . . . . . . . . . . . . . . . . . page 20
LED Indicator. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 21
Intelligent Lighting Indicators . . . . . . . . . . . . . . . . . . . . page 22
Alert Tones. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 23
PTT
Button
O5Head_6875947m01.book Page 16 Tuesday, November 1, 2011 12:06 PM