Configuring The Unit; Configuring System Settings; Changing Units Of Measure - Garmin GPSMAP 420 Owner's Manual

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Use the Configure screen to configure unit settings.

Configuring System Settings

To change general system settings, from the Home screen, select
Configure > System.
Simulator—turn Simulator Mode on or off and set Simulator Mode
options. (If you set the unit into a Store Demonstration mode during
the initial unit setup, this setting will be named Demo.)
Language—select the on-screen language.
beeper/Display—select beeper
sounds. The three settings are Off,
(keys and alarms). Select Display
modes and brighten or darken the backlight.
GPS—view GPS satellites, turn WAAS/EGNOS on or off, and
initialize the GPS receiver.
System Information—view system information and restore factory
settings.
Event Log—shows a list of system events.
Overlay Numbers—set the styles for Wind and Next Turn numbers.
GPSMAP 400 Series Owner's Manual
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to set when the unit makes audible
Alarms Only (default), and
to switch between Day or Night

Changing Units of Measure

To change units of measure, from the Home screen, select
Configure > Units.
System Units—this is a quick global setting that defines most of
the individual units of measure, listed below, at once.
(mh, ft, ºF), Metric (kh, m,
Depth—individually set the units of measure for depth to
Fathoms (fa), or Meters
Temperature—individually set units of measure for temperature to
Fahrenheit (ºF) or Celsius
NOTE: You must be receiving NMEA Sonar depth data or using a
Garmin sounder module to view depth and temperature information.
On
Dist, Spd, Elev—individually set the units of measure for distance,
speed, and elevation readings.
Heading—set the reference used in calculating heading information.
Position—change the coordinate system in which a given location
reading appears. The default format is hdddºmm.mmm'. Only
change the position format if you are using a map or chart that
specifies a different position format.
Time—set the time format
time zone, and indicate whether to use Daylight Saving Time.
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ºC), or Nautical (kt, ft, ºF).
(m).
(ºC).
hour, 24 hour, UTC
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Feet (ft),
time format),