Setup Tab
To customize how your GPSMAP 278 looks, use the System tab to
adjust certain system settings.
System Sub Tab
Use the System sub tab to control settings for system mode, speed
lter, language, and external power.
Main Menu—System Setup Tab
System Mode—sets the unit to operate in Normal mode, Battery
Saver mode, or Simulator mode (for practice ONLY).
Usage Mode—sets the unit to operate in Marine (default) or
Automotive Mode.
Speed Filter—allows the unit to average speed readings. Choose
from Off, Auto (automatically controls ltering), or On (allows you
to enter a value in seconds).
Text Language—sets the unit’s on-screen language.
EGNOS—allows you to enable or disable EGNOS.
External Power Off—indicates whether the GPSMAP 278 remains
on (Stay On) or the unit turns off (Turn Off) when external power
is removed from the unit.
External Power On—indicates whether to turn on the
GPSMAP 278 (Turn On) or charge the battery (Charge Battery)
when external power is applied to the unit.
Road Routing Sub Tab
Use the Road Routing sub tab to select road routing settings.
Road Routing Sub Tab
GPSMAP 278 Owner’s Manual 81
MAIn Menu > setuP tAb