28 Primary functions
4 Primary functions
This section describes the primary functions of your
radio, common to both MPT and conventional/P25
modes.
This section covers:
■ Turning the radio on and off
■ Adjusting the speaker volume
■ Operating the horn speaker
■ Using the Hush button
■ Changing the volume of all audible indicators
■ Changing the volume of keypress tones
■ Turning on backlighting
■ Locking and unlocking the keypad
■ Changing the operating mode
■ Selecting a channel
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