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Time Sub Tab
Use the Time sub tab to set the time format and zone, and set the
unit to conform to Daylight Saving Time. The current time and date
appear in the Current Time and Date eld.
To access the Time sub tab
1. Highlight the Setup tab on the Main Menu.
2. Select the Time sub tab.
Time Sub Tab
Time Zone—choose the time zone for your city so the
GPSMAP 378/478 will show the correct local time. Select Other to
enter a UTC Offset.
If the wrong date appears, press MENU, highlight Set Date, and
press ENTER. You are prompted to enter the current year. The
GPSMAP 378/478 uses this information when gathering satellite
data to show the correct date.
Units Sub Tab
Use the Units sub tab to customize measurement units.
To access the Units sub tab
1. Highlight the Setup tab on the Main Menu.
2. Select the Units sub tab.
Distance and Speed—selects the unit of measure to show your
speed and distance traveled.
Direction Display—selects the unit of measure to show your
direction. Mils is a unit of angle measurement used in military
settings, in which 17.78 mils equal one degree.
Temperature—selects the unit of measure to show the temperature.
Elevation—selects the unit of measure to show your altitude.
Depth—selects the unit of measure to show the depth.
Vertical Speed—selects the unit of measure to show the vertical
speed.
GPSMAP 378/478 Owner’s Manual 89
MAIn Menu > setuP tAb