Furuno 520 - Manual (Page 53)

5. ALARMS
5-3
5.1.3 Setting the watch alarm
The watch alarm periodically warns the helmsman to check the autopilot when in
the AUTO or NAV mode.
1. Rotate the course control knob to select “WATCH ALARM” from the ALARM
SETUP menu.
2. Press the course control key to show the watch alarm options window.
ON
OFF
Watch alarm options window
3. Rotate the course control knob to select “ON” or “OFF” as appropriate.
When selecting “ON”, you can set the time interval (1 to 10 min) at which to be
alerted. If the set time passes without operation, the alarm sounds. Further, if
three minutes elapse after the watch alarm has sounded, the message “TOUCH
ME” appears. Press any key to clear the alarm.
4. Press the course control knob.
5.1.4 Setting the heading deviation alarm
The deviation alarm sounds when the heading deviates more than a limit set
than the current heading in the AUTO or NAV mode.
1. Rotate the course control knob to select “DEVIATION ALARM” from the
ALARM SETUP menu.
2. Press the course control knob and the current value is circumscribed with a
double rectangle.
3. Rotate the course control knob to set the degree of deviation (Setting range:
1 to 90°).
4. Press the course control knob.