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3. PLOTTER OPERATION
3-57
4. Use the cursor pad to select WITHIN, OVER/UNDER, or OFF.
5. For WITHIN and OVER/UNDER, use the cursor pad and [ENTER] knob to
enter alarm range: Use ◄ or ► to select digit; rotate the [ENTER] knob to set
value.
6. Press the ENTER soft key or push the [ENTER] knob to register setting.
7. Press the [ALARM] key to close the menu.
3.11.6 Proximity alarm
The proximity alarm alerts you when own ship nears a waypoint, which is
marked with the proximity mark, by the proximity alarm radius set for that
waypoint on the waypoint list. When own ship is within a waypoint’s proximity
alarm radius, the alarm sounds. The proximity mark remains on the screen until
the waypoint is erased. (Note that the MODEL1722C series show the proximity
mark and dashed circle in red.)
Radius in proportion to
proximity alarm radius,
which is set on waypoint list
001WPT
Proximity mark
1. Press the [ALARM] key to open the alarm menu.
2. Use the cursor pad to select PROXIMITY ALARM.
3. Press the EDIT soft key to show the proximity alarm window.
PROXIMITY ALARM
▲
ON
OFF
▼
Proximity alarm window
4. Use the cursor pad to select ON or OFF.
5. Press the ENTER soft key or [ENTER] knob.
6. Press the [ALARM] key to close the menu.