Garmin Oregon 450 Owner's Manual - Page 36

Customizing the Oregon Marine Alarm Setup-turn marine alarms on or off. • Anchor Drag Alarm-set an alarm to sound when you drift more than a specified distance. • Off course Alarm-set an alarm to sound when you are a specified distance off course. • Deep Water-set an alarm to sound when you enter an area of water that is too deep. • Shallow Water-set an alarm to sound when you enter an area that is too shallow. Changing Time Settings Touch Setup > Time. Time Format-select a 12-hour or 24-hour format. Time Zone-select the time zone for your location. Daylight Saving Time-select Yes to use Daylight Saving Time, No to ignore it, or Automatic to automatically turn Daylight Saving Time on and off. Changing Measurement Units Touch Setup > Units. Distance/Speed-select distance and speed units. Elevation (Vert. Speed)-select elevation and vertical speed units. Depth-select depth units in feet, fathoms, or meters for marine use. Temperature-select water temperature in degrees Celsius or degrees Fahrenheit. Pressure-select barometric pressure units in inches (Hg), millibars, or hectopascals. 30 Oregon Series Owner's Manual