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3-22 Operations
Manu. Fog Pressing the PTT switch sounds a 500 Hz tone.
Auto Fog Every 115 seconds, the unit sounds a 500 Hz tone for 5
seconds duration.
Siren Pressing the PTT switch sounds one of 4 siren sounds that
are set up in the Menu mode (see section 3.5.30.4.3).
The following table lists the four siren sounds and the procedure for
emitting them from the Hailer Horn speaker.
CAUTION: The siren sounds available in this radio are for recreational
purposes only. It is your responsibility to exercise caution and common
prudence when emitting these siren sounds.
NumberNumber
NumberNumber
Number
SoundSound
SoundSound
Sound
How to Operate the SirenHow to Operate the Siren
How to Operate the SirenHow to Operate the Siren
How to Operate the Siren
1 “Hi-Lo” Press and hold PTT switch to emit sound.
Release PTT to stop.
2 Siren Press and hold PTT switch to emit sound.
Release PTT to stop.
3 Whelp Press and hold PTT switch to emit sound.
Release PTT to stop.
4 Air Horn Press and hold PTT switch to emit sound.
Release PTT to stop.
A message appears on the right side of the dot matrix display depending
on the mode selected: MANU for Manual Fog, AUTO for Auto Fog, and
SIREN for Siren sounds.
To activate the tone, press and hold the PTT switch. ACT is displayed on
the left side of the display and the selected fog alert or siren is sounded
from the Hailer Horn. To adjust the Hailer Horn broadcast volume, use the
VOL UP/DOWN keys while pressing and holding PTT. Each handset has
its own volume setting, which is retained the next time radio is powered on.
Release PTT to switch off the tone. LIS is displayed on the left side of the
dot matrix display as the radio enters Listen mode. The Hailer Horn then
acts as a directional microphone. Sounds picked up by the Hailer Horn are
heard on the handset speaker when off the cradle. Press the VOL UP/
DOWN keys to adjust the handset speaker volume. Each handset has its
own volume setting. When the handset is on the cradle, sounds picked up
by the Hailer Horn can be heard on the External Speaker. Adjust the External
Speaker volume by rotating the knob on the speaker itself.
To cancel the Fog Alert operation, again press FUNC followed by #/FOG
or press the CLR key.