User Guide

Section 10 - General functionality
10-2 Using the Fog Horn
An appropriate PA speaker must be connected to the Hailer wiring before the FOG HORN
function can be used. The FOG HORN will sound certain international standard fog horn
tones through the hailer speaker depending on the mode selected.
1. Press and hold the AIS/IC button for about 1 second to enter HAILER mode. Select FOG
HORN and press ENT.
2. There are 8 choices of internationally recognized fog horn sounds and timing:
• HORN (Horn) Manual operation
• UNDERWAY (Underway) One long tone
• STOP (Stop) Two long tone
• SAIL (Sail) One long, two short
• ANCHOR (Anchor) One long warble
• TOW ( Tow) One long, three short
• AGROUND (Aground) Warble sequence
• SIREN (Siren) Manual operation
3. Scroll through the menu to select a fog horn type, then press ENT to start the selected
fog horn sounding. All except HORN and SIREN will sound automatically.
4. The fog horn will sound automatically approximately every two minutes until you press
EXIT to cancel it. When the fog horn is not sounding, it is in LISTEN mode.
5. To change the volume, turn the Channel Select knob, or press + or – when the fog horn
is sounding.
6. To operate HORN or SIREN, once selected, press and hold ENT button. This will sound
as long as the ENT button is pressed. You can then also operate PTT to talk through the
Hailer.
Lowrance - Link-8 Operation Instructions 65