22 Getting started
About the keypad microphone
Your radio may have a keypad microphone installed.
The keypad microphone has a PTT key as well as
alphanumeric keys, two scroll keys, and left and right
selection keys.
The PTT key, the scroll keys and the selection keys all
work in the same way as those on the radio control
head (see
“About the radio controls” on page 21
Left and right
selection keys
Action determined by the text above the
selection key
Scroll keys
Scroll up and down through a list of menu
options, scroll left and right in messages,
or
select the Quick Access menu
Emergency key Activates emergency mode (depending on
the way the radio is programmed)
Function keys
Programmed for frequently used options.
For dual radios this may include switching
the active radio, changing between single
receive, dual receive and dual transmit
modes
Symbol
Name
Function
PTT key
(press-to-talk)
microphone
left selection
key
scroll keys
alphanumeric
keys
right
selection key
Summary of Contents for TM9456
Page 1: ...TM9456 Dual Radio User s Guide MAU 03301 01 01 Issue 1 July 2016 ...
Page 2: ......
Page 55: ...Hearing faint and noisy signals 55 ...
Page 61: ...Dual radio operation 61 ...
Page 128: ...128 zones about 34 selecting 34 ...