31
Symbol Name Function
PTT key Press and hold to transmit and
release to listen
Power/volume
control
Rotate to turn on the radio and
change the speaker volume
Channel selector Select and change channels
Enter/menu Short: select a function, turn a
function on/off (menu mode); send
a short data message
Long: enter/exit a mode or menu
Scroll keys Scroll through a list of menu
options or messages
Clear Short: cancel, back or delete a
single character
Long: keypad lock off
Top key Usually programmed as the emer-
gency key or for a frequently used
option or menu
Function keys
1 and 2
Programmed for frequently used
options or menus
Alphanumeric keys Used to enter letters and numbers