14
Basic settings
Switching on and off
M
To switch on, press and hold the On/Off switch until
you hear a beep and the entire display lights up briefly.
MON
MENU
The following information is shown
on the display:
– Selected channel and sub-channel
or
OF
– Transmission power
– Battery capacity
– Speaker volume setting
M
To switch off, press and hold the On/Off switch
until you hear a beep and the display switches off.
Activating / releasing button lock
The button lock prevents device settings being changed
without you noticing if a button is pressed accidentally.
When the button lock is activated, the ,
TALK
,
MON
and
buttons will still work, meaning you can still send (and receive)
messages even when the button lock is activated.
M
Press and hold the button until the lock symbol is
shown on the display. You will hear a brief beeping sound.
M
To release the button lock, press and hold the button
until the lock symbol disappears from the display.
You will hear a brief beeping sound.
