Uniden UM355, Owner'S Manual

Page: 17 / 40

17
Using Your Radio
Changing display and sound options
Dimmer
Your radio has a dimmer function and the setting can be changed between Off, Low,
Mid and High. Turn on the radio while pressing the
INST
key, the dimmer function will
be switched High to Off, Off to Low, Low to Mid, Mid to High.
Turning the key beep on and off
Key beep is the tone that sounds when you press a key or a button.
Turn on the radio while pressing the
CHANNEL UP
or
CHANNEL DOWN
, the Key Beep
function will be switched On or Off.
Press
INST
on a certain CH to toggle between the Instant CH and the previously
selected channel.
This key functions similar to the Emergency Channel 16CH and 67CH.
Note:
Pressing
INST
key in Tripe / Dual Watch, or Scan Mode, these mode are canceled
and Instant CH is called in normal RX mode.
Siren Out
Pressing
S
IREN
will activate the Siren Out function. This function will generate Siren 3
times.
Press and hold
S
IREN
to generate continuous Siren. To stop press any key.