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3-21
Operations
The next time the radio is powered on, the backlight state of the handset is
recalled and applied. Separate backlight settings are retained for each
handset.
When selecting the DIM OFF setting or pressing any key while in DIM
OFF mode, the display is lit at the DIM LOW setting for 5 seconds and
then turned off. This is so that you can view the display in low light
conditions.
3.5.17 Hailer Mode
The Hailer operation enables the unit to use a Hailer Horn as a loudspeaker.
To start the Hailer operation, press the FUNC key followed by the */HAIL
key. During Hailer mode, LdH appears on the 7-segment display.
Press and hold PTT to place the unit in Hailer mode. The message HAILING
appears in the dot matrix display. Anything spoken into the handset is
amplified and broadcast from the Hailer Horn (but not transmitted over the
radio). To adjust the Hailer Horn broadcast volume, use the VOL UP/
DOWN keys while pressing and holding PTT. Each handset retains its
own volume setting for the next time the unit is powered on.
Release PTT to switch to Listen mode. LISTEN appears in the dot matrix
display and the Hailer Horn then acts as a directional microphone. Sounds
picked up by the Hailer Horn can be 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 Hailer operation, again press FUNC followed by */HAIL or
press the CLR key.
3.5.18 Fog Alert/Siren Mode
The Fog Alert / Siren operation enables the radio to emit various fog horn
and siren alerts over a Hailer Horn speaker. To start the Fog Alert operation,
press the FUNC key followed by the #/FOG key. During Fog Alert mode,
FOG appears on the 7-segment display.
Use the SQ UP
∧∧
∧∧
∧
and SQ DOWN
∨∨
∨∨
∨
keys to select one of the following
modes, then press the ENT key to enable the selection: