About the radio controls
The radio controls are the PTT key, power/volume
control, channel selector, scroll keys, selection keys,
and function keys. Some keys have functions
assigned to both short and long key presses:
■
a short key press is less than one second, and
■
a long key press is more than one second.
The radio controls and their functions are described in
the following sections.
channel selector
function key 1
(emergency key)
PTT key
(press-to-talk)
function key 2
function key 3
left selection key
function key 4
power / volume
control
status LED
speaker /
microphone
display
scroll keys
right selection key
function key 5
alphanumeric
keys
Getting started
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