Getting started 27
Audible tones
If quiet or silent mode has been turned on, you will not hear
any audible tones.
For a description of other tones you may hear, see
"Describing the radio’s audible tones" on page 53.
Tone type Meaning
one short
beep
Valid key press: the action you have attempted
is permitted, or
Function activated: a function key has been
pressed and that function has been activated
one long,
low-pitched
beep
Invalid key press: the action you have
attempted is not permitted, or
Transmission inhibited: you have attempted to
transmit but for some reason transmission is
not permitted at this time
one short,
low-pitched
beep
Function deactivated: a function key has been
pressed and the corresponding function has
been turned off
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